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-rw-r--r--drivers/acpi/Kconfig4
-rw-r--r--drivers/acpi/ac.c1
-rw-r--r--drivers/acpi/button.c3
-rw-r--r--drivers/acpi/pci_root.c11
-rw-r--r--drivers/acpi/video.c7
-rw-r--r--drivers/acpi/video_detect.c2
-rw-r--r--drivers/ata/ahci.c3
-rw-r--r--drivers/ata/libata-core.c12
-rw-r--r--drivers/ata/libata-eh.c6
-rw-r--r--drivers/ata/pata_atiixp.c2
-rw-r--r--drivers/ata/pata_sc1200.c3
-rw-r--r--drivers/ata/pata_via.c2
-rw-r--r--drivers/ata/sata_mv.c29
-rw-r--r--drivers/ata/sata_nv.c18
-rw-r--r--drivers/base/bus.c17
-rw-r--r--drivers/base/driver.c2
-rw-r--r--drivers/base/platform.c6
-rw-r--r--drivers/base/power/main.c1
-rw-r--r--drivers/base/power/runtime.c4
-rw-r--r--drivers/block/cciss.c79
-rw-r--r--drivers/block/loop.c2
-rw-r--r--drivers/block/virtio_blk.c39
-rw-r--r--drivers/char/Kconfig6
-rw-r--r--drivers/char/genrtc.c1
-rw-r--r--drivers/char/hw_random/virtio-rng.c3
-rw-r--r--drivers/char/rtc.c1
-rw-r--r--drivers/char/sonypi.c1
-rw-r--r--drivers/char/tty_buffer.c31
-rw-r--r--drivers/char/virtio_console.c1
-rw-r--r--drivers/char/vt_ioctl.c2
-rw-r--r--drivers/cpuidle/cpuidle.c5
-rw-r--r--drivers/crypto/padlock-sha.c14
-rw-r--r--drivers/edac/amd64_edac.c8
-rw-r--r--drivers/edac/i5000_edac.c7
-rw-r--r--drivers/edac/i5400_edac.c89
-rw-r--r--drivers/edac/mpc85xx_edac.c2
-rw-r--r--drivers/firewire/sbp2.c39
-rw-r--r--drivers/gpio/twl4030-gpio.c5
-rw-r--r--drivers/gpu/drm/drm_edid.c15
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c42
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c5
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h2
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c25
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c7
-rw-r--r--drivers/hid/hid-core.c2
-rw-r--r--drivers/hid/hid-twinhan.c4
-rw-r--r--drivers/hid/hidraw.c5
-rw-r--r--drivers/hwmon/dme1737.c29
-rw-r--r--drivers/hwmon/fschmd.c2
-rw-r--r--drivers/hwmon/hp_accel.c5
-rw-r--r--drivers/hwmon/it87.c5
-rw-r--r--drivers/i2c/busses/i2c-imx.c86
-rw-r--r--drivers/i2c/busses/i2c-mpc.c10
-rw-r--r--drivers/ide/atiixp.c2
-rw-r--r--drivers/ide/cmd64x.c6
-rw-r--r--drivers/input/input.c65
-rw-r--r--drivers/input/keyboard/atkbd.c132
-rw-r--r--drivers/input/keyboard/gpio_keys.c1
-rw-r--r--drivers/input/misc/Kconfig1
-rw-r--r--drivers/input/misc/hp_sdc_rtc.c2
-rw-r--r--drivers/input/mouse/logips2pp.c2
-rw-r--r--drivers/input/mouse/synaptics.c10
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h13
-rw-r--r--drivers/input/serio/i8042.c35
-rw-r--r--drivers/isdn/i4l/isdn_net.h6
-rw-r--r--drivers/macintosh/via-pmu.c40
-rw-r--r--drivers/md/Makefile22
-rw-r--r--drivers/md/bitmap.c9
-rw-r--r--drivers/md/dm-exception-store.c38
-rw-r--r--drivers/md/dm-exception-store.h8
-rw-r--r--drivers/md/dm-log-userspace-base.c2
-rw-r--r--drivers/md/dm-snap-persistent.c16
-rw-r--r--drivers/md/dm-snap.c25
-rw-r--r--drivers/md/dm.c27
-rw-r--r--drivers/md/md.c2
-rw-r--r--drivers/md/raid1.c6
-rw-r--r--drivers/md/raid10.c5
-rw-r--r--drivers/md/raid5.c182
-rw-r--r--drivers/md/raid5.h14
-rw-r--r--drivers/md/raid6altivec.uc2
-rw-r--r--drivers/md/raid6int.uc2
-rw-r--r--drivers/md/raid6test/Makefile42
-rw-r--r--drivers/md/unroll.awk20
-rw-r--r--drivers/md/unroll.pl24
-rw-r--r--drivers/mfd/twl4030-core.c91
-rw-r--r--drivers/mfd/wm831x-irq.c3
-rw-r--r--drivers/mmc/host/at91_mci.c1
-rw-r--r--drivers/mmc/host/omap_hsmmc.c2
-rw-r--r--drivers/mmc/host/pxamci.c4
-rw-r--r--drivers/mtd/ubi/build.c3
-rw-r--r--drivers/mtd/ubi/scan.c7
-rw-r--r--drivers/mtd/ubi/scan.h2
-rw-r--r--drivers/net/Kconfig11
-rw-r--r--drivers/net/Makefile10
-rw-r--r--drivers/net/acenic.c3
-rw-r--r--drivers/net/au1000_eth.c1
-rw-r--r--drivers/net/benet/be_cmds.c33
-rw-r--r--drivers/net/benet/be_cmds.h5
-rw-r--r--drivers/net/benet/be_main.c27
-rw-r--r--drivers/net/bnx2.h9
-rw-r--r--drivers/net/bonding/bond_main.c10
-rw-r--r--drivers/net/can/sja1000/sja1000_of_platform.c1
-rw-r--r--drivers/net/cnic.c6
-rw-r--r--drivers/net/davinci_emac.c36
-rw-r--r--drivers/net/dm9000.h2
-rw-r--r--drivers/net/e100.c26
-rw-r--r--drivers/net/e1000e/defines.h2
-rw-r--r--drivers/net/e1000e/e1000.h26
-rw-r--r--drivers/net/e1000e/hw.h3
-rw-r--r--drivers/net/e1000e/ich8lan.c628
-rw-r--r--drivers/net/e1000e/phy.c476
-rw-r--r--drivers/net/ethoc.c24
-rw-r--r--drivers/net/fec.c2
-rw-r--r--drivers/net/fec_mpc52xx.c6
-rw-r--r--drivers/net/fec_mpc52xx_phy.c1
-rw-r--r--drivers/net/fs_enet/fs_enet-main.c1
-rw-r--r--drivers/net/fs_enet/mii-bitbang.c1
-rw-r--r--drivers/net/fs_enet/mii-fec.c1
-rw-r--r--drivers/net/fsl_pq_mdio.c1
-rw-r--r--drivers/net/gianfar.c4
-rw-r--r--drivers/net/ibm_newemac/core.c9
-rw-r--r--drivers/net/ibm_newemac/emac.h1
-rw-r--r--drivers/net/ifb.c3
-rw-r--r--drivers/net/igb/igb_ethtool.c35
-rw-r--r--drivers/net/igbvf/ethtool.c30
-rw-r--r--drivers/net/irda/sa1100_ir.c7
-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c22
-rw-r--r--drivers/net/ixp2000/enp2611.c18
-rw-r--r--drivers/net/ixp2000/ixpdev.c11
-rw-r--r--drivers/net/ks8851.c42
-rw-r--r--drivers/net/ks8851.h1
-rw-r--r--drivers/net/mlx4/main.c1
-rw-r--r--drivers/net/myri10ge/myri10ge.c17
-rw-r--r--drivers/net/netxen/netxen_nic_hdr.h1
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c14
-rw-r--r--drivers/net/netxen/netxen_nic_init.c8
-rw-r--r--drivers/net/netxen/netxen_nic_main.c4
-rw-r--r--drivers/net/niu.c2
-rw-r--r--drivers/net/pcmcia/3c574_cs.c13
-rw-r--r--drivers/net/pcmcia/pcnet_cs.c2
-rw-r--r--drivers/net/phy/mdio-gpio.c1
-rw-r--r--drivers/net/pppoe.c129
-rw-r--r--drivers/net/qlge/qlge.h11
-rw-r--r--drivers/net/qlge/qlge_main.c175
-rw-r--r--drivers/net/qlge/qlge_mpi.c116
-rw-r--r--drivers/net/r8169.c1002
-rw-r--r--drivers/net/sfc/rx.c9
-rw-r--r--drivers/net/sh_eth.c1
-rw-r--r--drivers/net/sky2.c2
-rw-r--r--drivers/net/stmmac/Kconfig53
-rw-r--r--drivers/net/stmmac/Makefile4
-rw-r--r--drivers/net/stmmac/common.h330
-rw-r--r--drivers/net/stmmac/descs.h163
-rw-r--r--drivers/net/stmmac/gmac.c693
-rw-r--r--drivers/net/stmmac/gmac.h204
-rw-r--r--drivers/net/stmmac/mac100.c517
-rw-r--r--drivers/net/stmmac/mac100.h116
-rw-r--r--drivers/net/stmmac/stmmac.h98
-rw-r--r--drivers/net/stmmac/stmmac_ethtool.c395
-rw-r--r--drivers/net/stmmac/stmmac_main.c2204
-rw-r--r--drivers/net/stmmac/stmmac_mdio.c217
-rw-r--r--drivers/net/stmmac/stmmac_timer.c140
-rw-r--r--drivers/net/stmmac/stmmac_timer.h41
-rw-r--r--drivers/net/tokenring/ibmtr.c11
-rw-r--r--drivers/net/usb/dm9601.c4
-rw-r--r--drivers/net/usb/pegasus.c13
-rw-r--r--drivers/net/usb/pegasus.h6
-rw-r--r--drivers/net/usb/rndis_host.c6
-rw-r--r--drivers/net/virtio_net.c17
-rw-r--r--drivers/net/vmxnet3/Makefile35
-rw-r--r--drivers/net/vmxnet3/upt1_defs.h96
-rw-r--r--drivers/net/vmxnet3/vmxnet3_defs.h535
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c2574
-rw-r--r--drivers/net/vmxnet3/vmxnet3_ethtool.c566
-rw-r--r--drivers/net/vmxnet3/vmxnet3_int.h389
-rw-r--r--drivers/net/wan/c101.c1
-rw-r--r--drivers/net/wan/hdlc_cisco.c18
-rw-r--r--drivers/net/wan/n2.c1
-rw-r--r--drivers/net/wan/pci200syn.c1
-rw-r--r--drivers/net/wireless/adm8211.h2
-rw-r--r--drivers/net/wireless/airo.c5
-rw-r--r--drivers/net/wireless/ath/ath9k/rc.c2
-rw-r--r--drivers/net/wireless/b43/b43.h168
-rw-r--r--drivers/net/wireless/b43/dma.c15
-rw-r--r--drivers/net/wireless/b43/leds.c4
-rw-r--r--drivers/net/wireless/b43/leds.h5
-rw-r--r--drivers/net/wireless/b43/main.c6
-rw-r--r--drivers/net/wireless/b43/pio.c78
-rw-r--r--drivers/net/wireless/b43/rfkill.c3
-rw-r--r--drivers/net/wireless/b43/xmit.c5
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2100.c5
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2200.c2
-rw-r--r--drivers/net/wireless/ipw2x00/libipw.h1
-rw-r--r--drivers/net/wireless/ipw2x00/libipw_module.c14
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-rs.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-commands.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.c23
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.h20
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-rx.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c2
-rw-r--r--drivers/net/wireless/libertas/cmdresp.c1
-rw-r--r--drivers/net/wireless/libertas/if_spi.c10
-rw-r--r--drivers/net/wireless/libertas/if_usb.c2
-rw-r--r--drivers/net/wireless/ray_cs.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c5
-rw-r--r--drivers/net/znet.c8
-rw-r--r--drivers/of/of_mdio.c13
-rw-r--r--drivers/oprofile/event_buffer.c35
-rw-r--r--drivers/pci/dmar.c13
-rw-r--r--drivers/pci/hotplug/cpqphp.h1
-rw-r--r--drivers/pci/intel-iommu.c82
-rw-r--r--drivers/pci/pci.c27
-rw-r--r--drivers/pci/pcie/aer/aerdrv.c2
-rw-r--r--drivers/pci/pcie/portdrv_pci.c3
-rw-r--r--drivers/pci/quirks.c38
-rw-r--r--drivers/pci/setup-res.c37
-rw-r--r--drivers/pcmcia/cistpl.c20
-rw-r--r--drivers/pcmcia/cs.c69
-rw-r--r--drivers/pcmcia/cs_internal.h3
-rw-r--r--drivers/pcmcia/ds.c8
-rw-r--r--drivers/pcmcia/i82365.c4
-rw-r--r--drivers/pcmcia/m32r_cfc.c10
-rw-r--r--drivers/pcmcia/m32r_pcc.c10
-rw-r--r--drivers/pcmcia/m8xx_pcmcia.c15
-rw-r--r--drivers/pcmcia/pcmcia_ioctl.c2
-rw-r--r--drivers/pcmcia/pd6729.c6
-rw-r--r--drivers/pcmcia/rsrc_nonstatic.c3
-rw-r--r--drivers/pcmcia/soc_common.c5
-rw-r--r--drivers/pcmcia/socket_sysfs.c2
-rw-r--r--drivers/pcmcia/tcic.c4
-rw-r--r--drivers/pcmcia/yenta_socket.c12
-rw-r--r--drivers/platform/x86/eeepc-laptop.c31
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c2
-rw-r--r--drivers/s390/block/dasd.c13
-rw-r--r--drivers/s390/block/dasd_eckd.c8
-rw-r--r--drivers/s390/char/sclp_async.c51
-rw-r--r--drivers/s390/char/sclp_vt220.c30
-rw-r--r--drivers/s390/char/tape_block.c3
-rw-r--r--drivers/s390/cio/device.c9
-rw-r--r--drivers/s390/net/smsgiucv.c7
-rw-r--r--drivers/s390/scsi/zfcp_aux.c11
-rw-r--r--drivers/s390/scsi/zfcp_erp.c22
-rw-r--r--drivers/s390/scsi/zfcp_ext.h1
-rw-r--r--drivers/s390/scsi/zfcp_fc.c11
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c13
-rw-r--r--drivers/s390/scsi/zfcp_sysfs.c1
-rw-r--r--drivers/scsi/dpt_i2o.c4
-rw-r--r--drivers/scsi/scsi_scan.c2
-rw-r--r--drivers/scsi/scsi_sysfs.c7
-rw-r--r--drivers/serial/8250_pci.c78
-rw-r--r--drivers/serial/atmel_serial.c2
-rw-r--r--drivers/serial/mpc52xx_uart.c2
-rw-r--r--drivers/serial/serial_core.c7
-rw-r--r--drivers/serial/serial_cs.c8
-rw-r--r--drivers/spi/amba-pl022.c2
-rw-r--r--drivers/staging/Kconfig2
-rw-r--r--drivers/staging/Makefile1
-rw-r--r--drivers/staging/android/Kconfig1
-rw-r--r--drivers/staging/b3dfg/b3dfg.c1
-rw-r--r--drivers/staging/comedi/drivers/me_daq.c1
-rw-r--r--drivers/staging/comedi/drivers/ni_mio_common.c1
-rw-r--r--drivers/staging/comedi/drivers/ni_pcidio.c1
-rw-r--r--drivers/staging/et131x/et1310_address_map.h2
-rw-r--r--drivers/staging/et131x/et1310_rx.c20
-rw-r--r--drivers/staging/hv/ChannelMgmt.h3
-rw-r--r--drivers/staging/hv/NetVsc.c10
-rw-r--r--drivers/staging/hv/TODO6
-rw-r--r--drivers/staging/hv/osd.c1
-rw-r--r--drivers/staging/hv/osd.h1
-rw-r--r--drivers/staging/hv/vmbus_drv.c28
-rw-r--r--drivers/staging/iio/industrialio-core.c2
-rw-r--r--drivers/staging/otus/Kconfig2
-rw-r--r--drivers/staging/panel/panel.c13
-rw-r--r--drivers/staging/poch/poch.c1
-rw-r--r--drivers/staging/rt2860/Kconfig2
-rw-r--r--drivers/staging/rt2860/common/cmm_data_2860.c2
-rw-r--r--drivers/staging/rt2860/common/cmm_info.c1
-rw-r--r--drivers/staging/rt2860/rt_linux.c1
-rw-r--r--drivers/staging/rt2870/Kconfig2
-rw-r--r--drivers/staging/rt3090/Kconfig2
-rw-r--r--drivers/staging/rt3090/common/cmm_info.c1
-rw-r--r--drivers/staging/rt3090/rt_linux.c1
-rw-r--r--drivers/staging/rtl8187se/Kconfig2
-rw-r--r--drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c4
-rw-r--r--drivers/staging/rtl8187se/ieee80211/ieee80211_module.c4
-rw-r--r--drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c12
-rw-r--r--drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c17
-rw-r--r--drivers/staging/rtl8192e/Kconfig2
-rw-r--r--drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c8
-rw-r--r--drivers/staging/rtl8192e/ieee80211/ieee80211_module.c8
-rw-r--r--drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c19
-rw-r--r--drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c21
-rw-r--r--drivers/staging/rtl8192su/Kconfig2
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c4
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211_module.c4
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c15
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c17
-rw-r--r--drivers/staging/sep/sep_driver.c1
-rw-r--r--drivers/staging/stlc45xx/Kconfig8
-rw-r--r--drivers/staging/stlc45xx/Makefile1
-rw-r--r--drivers/staging/stlc45xx/stlc45xx.c2594
-rw-r--r--drivers/staging/stlc45xx/stlc45xx.h283
-rw-r--r--drivers/staging/stlc45xx/stlc45xx_lmac.h434
-rw-r--r--drivers/staging/vme/bridges/vme_ca91cx42.c1
-rw-r--r--drivers/staging/vme/bridges/vme_tsi148.c1
-rw-r--r--drivers/staging/vt6656/main_usb.c1
-rw-r--r--drivers/staging/winbond/Kconfig2
-rw-r--r--drivers/staging/wlan-ng/Kconfig2
-rw-r--r--drivers/usb/gadget/Kconfig1
-rw-r--r--drivers/usb/gadget/ether.c9
-rw-r--r--drivers/usb/gadget/fsl_udc_core.c2
-rw-r--r--drivers/usb/host/ehci-sched.c12
-rw-r--r--drivers/usb/host/pci-quirks.c2
-rw-r--r--drivers/usb/host/r8a66597-hcd.c23
-rw-r--r--drivers/usb/host/whci/asl.c23
-rw-r--r--drivers/usb/host/whci/pzl.c24
-rw-r--r--drivers/usb/musb/Kconfig2
-rw-r--r--drivers/usb/serial/option.c8
-rw-r--r--drivers/usb/serial/sierra.c38
-rw-r--r--drivers/usb/storage/transport.c17
-rw-r--r--drivers/usb/wusbcore/security.c41
-rw-r--r--drivers/virtio/virtio_balloon.c3
-rw-r--r--drivers/virtio/virtio_pci.c27
-rw-r--r--drivers/virtio/virtio_ring.c3
-rw-r--r--drivers/watchdog/riowd.c2
329 files changed, 13738 insertions, 5303 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 0ed42d8870c..93d2c7971df 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -218,10 +218,10 @@ config ACPI_PROCESSOR_AGGREGATOR
depends on X86
help
ACPI 4.0 defines processor Aggregator, which enables OS to perform
- specfic processor configuration and control that applies to all
+ specific processor configuration and control that applies to all
processors in the platform. Currently only logical processor idling
is defined, which is to reduce power consumption. This driver
- support the new device.
+ supports the new device.
config ACPI_THERMAL
tristate "Thermal Zone"
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 98b9690b015..b6ed60b57b0 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -245,6 +245,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event)
acpi_bus_generate_netlink_event(device->pnp.device_class,
dev_name(&device->dev), event,
(u32) ac->state);
+ acpi_notifier_call_chain(device, event, (u32) ac->state);
#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
#endif
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 9335b87c517..0c9c6a9a002 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -251,6 +251,9 @@ int acpi_lid_open(void)
acpi_status status;
unsigned long long state;
+ if (!lid_device)
+ return -ENODEV;
+
status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL,
&state);
if (ACPI_FAILURE(status))
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 31122214e0e..1af808171d4 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -389,6 +389,17 @@ struct pci_dev *acpi_get_pci_dev(acpi_handle handle)
pbus = pdev->subordinate;
pci_dev_put(pdev);
+
+ /*
+ * This function may be called for a non-PCI device that has a
+ * PCI parent (eg. a disk under a PCI SATA controller). In that
+ * case pdev->subordinate will be NULL for the parent.
+ */
+ if (!pbus) {
+ dev_dbg(&pdev->dev, "Not a PCI-to-PCI bridge\n");
+ pdev = NULL;
+ break;
+ }
}
out:
list_for_each_entry_safe(node, tmp, &device_list, node)
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index f6e54bf8dd9..64e3c581b7a 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1109,7 +1109,12 @@ static int acpi_video_bus_check(struct acpi_video_bus *video)
*/
/* Does this device support video switching? */
- if (video->cap._DOS) {
+ if (video->cap._DOS || video->cap._DOD) {
+ if (!video->cap._DOS) {
+ printk(KERN_WARNING FW_BUG
+ "ACPI(%s) defines _DOD but not _DOS\n",
+ acpi_device_bid(video->device));
+ }
video->flags.multihead = 1;
status = 0;
}
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 7032f25da9b..575593a8b4e 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -84,7 +84,7 @@ long acpi_is_video_device(struct acpi_device *device)
return 0;
/* Does this device able to support video switching ? */
- if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) &&
+ if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) ||
ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy)))
video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING;
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index b1a257746a1..a06f5d6375a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -575,7 +575,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */
/* AMD */
- { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD SB900 */
+ { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */
/* AMD is using RAID class only for ahci controllers */
{ PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
@@ -605,6 +605,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_yesncq }, /* MCP67 */
{ PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_yesncq }, /* MCP67 */
{ PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_yesncq }, /* MCP67 */
+ { PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_yesncq }, /* Linux ID */
{ PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_yesncq }, /* MCP73 */
{ PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_yesncq }, /* MCP73 */
{ PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_yesncq }, /* MCP73 */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index b525a098134..d7f0f1b1ae3 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5028,12 +5028,14 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
qc->flags |= ATA_QCFLAG_FAILED;
if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) {
- if (!ata_tag_internal(qc->tag)) {
- /* always fill result TF for failed qc */
- fill_result_tf(qc);
+ /* always fill result TF for failed qc */
+ fill_result_tf(qc);
+
+ if (!ata_tag_internal(qc->tag))
ata_qc_schedule_eh(qc);
- return;
- }
+ else
+ __ata_qc_complete(qc);
+ return;
}
WARN_ON_ONCE(ap->pflags & ATA_PFLAG_FROZEN);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 0a97822da21..bba2ae5df1c 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2981,12 +2981,14 @@ static int ata_eh_revalidate_and_attach(struct ata_link *link,
* device detection messages backwards.
*/
ata_for_each_dev(dev, link, ALL) {
- if (!(new_mask & (1 << dev->devno)) ||
- dev->class == ATA_DEV_PMP)
+ if (!(new_mask & (1 << dev->devno)))
continue;
dev->class = ehc->classes[dev->devno];
+ if (dev->class == ATA_DEV_PMP)
+ continue;
+
ehc->i.flags |= ATA_EHI_PRINTINFO;
rc = ata_dev_configure(dev);
ehc->i.flags &= ~ATA_EHI_PRINTINFO;
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index aa4b3f6ae77..ae4454d4e95 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -246,7 +246,7 @@ static const struct pci_device_id atiixp[] = {
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), },
- { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), },
{ },
};
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index f49814d6fd2..3bbed8322ec 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -235,8 +235,7 @@ static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA2,
.port_ops = &sc1200_port_ops
};
- /* Can't enable port 2 yet, see top comments */
- const struct ata_port_info *ppi[] = { &info, };
+ const struct ata_port_info *ppi[] = { &info, NULL };
return ata_pci_sff_init_one(dev, ppi, &sc1200_sht, NULL);
}
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 45657cacec4..88984b803d6 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -111,7 +111,7 @@ static const struct via_isa_bridge {
{ "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_SATA_PATA },
{ "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
- { "vt6415", PCI_DEVICE_ID_VIA_6415, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
+ { "vt6415", PCI_DEVICE_ID_VIA_6415, 0x00, 0xff, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
{ "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 17f9ff9067a..6f5093b7c8c 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -1382,6 +1382,25 @@ static int mv_qc_defer(struct ata_queued_cmd *qc)
*/
if (pp->pp_flags & MV_PP_FLAG_DELAYED_EH)
return ATA_DEFER_PORT;
+
+ /* PIO commands need exclusive link: no other commands [DMA or PIO]
+ * can run concurrently.
+ * set excl_link when we want to send a PIO command in DMA mode
+ * or a non-NCQ command in NCQ mode.
+ * When we receive a command from that link, and there are no
+ * outstanding commands, mark a flag to clear excl_link and let
+ * the command go through.
+ */
+ if (unlikely(ap->excl_link)) {
+ if (link == ap->excl_link) {
+ if (ap->nr_active_links)
+ return ATA_DEFER_PORT;
+ qc->flags |= ATA_QCFLAG_CLEAR_EXCL;
+ return 0;
+ } else
+ return ATA_DEFER_PORT;
+ }
+
/*
* If the port is completely idle, then allow the new qc.
*/
@@ -1395,8 +1414,14 @@ static int mv_qc_defer(struct ata_queued_cmd *qc)
* doesn't allow it.
*/
if ((pp->pp_flags & MV_PP_FLAG_EDMA_EN) &&
- (pp->pp_flags & MV_PP_FLAG_NCQ_EN) && ata_is_ncq(qc->tf.protocol))
- return 0;
+ (pp->pp_flags & MV_PP_FLAG_NCQ_EN)) {
+ if (ata_is_ncq(qc->tf.protocol))
+ return 0;
+ else {
+ ap->excl_link = link;
+ return ATA_DEFER_PORT;
+ }
+ }
return ATA_DEFER_PORT;
}
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 86a40582999..1eb4e020eb5 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -1594,9 +1594,21 @@ static int nv_hardreset(struct ata_link *link, unsigned int *class,
!ata_dev_enabled(link->device))
sata_link_hardreset(link, sata_deb_timing_hotplug, deadline,
NULL, NULL);
- else if (!(ehc->i.flags & ATA_EHI_QUIET))
- ata_link_printk(link, KERN_INFO,
- "nv: skipping hardreset on occupied port\n");
+ else {
+ const unsigned long *timing = sata_ehc_deb_timing(ehc);
+ int rc;
+
+ if (!(ehc->i.flags & ATA_EHI_QUIET))
+ ata_link_printk(link, KERN_INFO, "nv: skipping "
+ "hardreset on occupied port\n");
+
+ /* make sure the link is online */
+ rc = sata_link_resume(link, timing, deadline);
+ /* whine about phy resume failure but proceed */
+ if (rc && rc != -EOPNOTSUPP)
+ ata_link_printk(link, KERN_WARNING, "failed to resume "
+ "link (errno=%d)\n", rc);
+ }
/* device signature acquisition is unreliable */
return -EAGAIN;
diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 973bf2ad4e0..63c143e54a5 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -689,15 +689,19 @@ int bus_add_driver(struct device_driver *drv)
printk(KERN_ERR "%s: driver_add_attrs(%s) failed\n",
__func__, drv->name);
}
- error = add_bind_files(drv);
- if (error) {
- /* Ditto */
- printk(KERN_ERR "%s: add_bind_files(%s) failed\n",
- __func__, drv->name);
+
+ if (!drv->suppress_bind_attrs) {
+ error = add_bind_files(drv);
+ if (error) {
+ /* Ditto */
+ printk(KERN_ERR "%s: add_bind_files(%s) failed\n",
+ __func__, drv->name);
+ }
}
kobject_uevent(&priv->kobj, KOBJ_ADD);
return 0;
+
out_unregister:
kfree(drv->p);
drv->p = NULL;
@@ -720,7 +724,8 @@ void bus_remove_driver(struct device_driver *drv)
if (!drv->bus)
return;
- remove_bind_files(drv);
+ if (!drv->suppress_bind_attrs)
+ remove_bind_files(drv);
driver_remove_attrs(drv->bus, drv);
driver_remove_file(drv, &driver_attr_uevent);
klist_remove(&drv->p->knode_bus);
diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index ed2ebd3c287..f367885a764 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -236,7 +236,7 @@ int driver_register(struct device_driver *drv)
put_driver(other);
printk(KERN_ERR "Error: Driver '%s' is already registered, "
"aborting...\n", drv->name);
- return -EEXIST;
+ return -EBUSY;
}
ret = bus_add_driver(drv);
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index ed156a13aa4..4fa954b07ac 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -521,11 +521,15 @@ int __init_or_module platform_driver_probe(struct platform_driver *drv,
{
int retval, code;
+ /* make sure driver won't have bind/unbind attributes */
+ drv->driver.suppress_bind_attrs = true;
+
/* temporary section violation during probe() */
drv->probe = probe;
retval = code = platform_driver_register(drv);
- /* Fixup that section violation, being paranoid about code scanning
+ /*
+ * Fixup that section violation, being paranoid about code scanning
* the list of drivers in order to probe new devices. Check to see
* if the probe was successful, and make sure any forced probes of
* new devices fail.
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index e0dc4071e08..8aa2443182d 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -511,6 +511,7 @@ static void dpm_complete(pm_message_t state)
INIT_LIST_HEAD(&list);
mutex_lock(&dpm_list_mtx);
+ transition_started = false;
while (!list_empty(&dpm_list)) {
struct device *dev = to_device(dpm_list.prev);
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 38556f6cc22..a770498a74e 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -51,8 +51,6 @@ static int __pm_runtime_idle(struct device *dev)
{
int retval = 0;
- dev_dbg(dev, "__pm_runtime_idle()!\n");
-
if (dev->power.runtime_error)
retval = -EINVAL;
else if (dev->power.idle_notification)
@@ -93,8 +91,6 @@ static int __pm_runtime_idle(struct device *dev)
wake_up_all(&dev->power.wait_queue);
out:
- dev_dbg(dev, "__pm_runtime_idle() returns %d!\n", retval);
-
return retval;
}
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index fb5be2d95d5..6399e5090df 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -68,6 +68,12 @@ MODULE_SUPPORTED_DEVICE("HP SA5i SA5i+ SA532 SA5300 SA5312 SA641 SA642 SA6400"
MODULE_VERSION("3.6.20");
MODULE_LICENSE("GPL");
+static int cciss_allow_hpsa;
+module_param(cciss_allow_hpsa, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(cciss_allow_hpsa,
+ "Prevent cciss driver from accessing hardware known to be "
+ " supported by the hpsa driver");
+
#include "cciss_cmd.h"
#include "cciss.h"
#include <linux/cciss_ioctl.h>
@@ -101,8 +107,6 @@ static const struct pci_device_id cciss_pci_device_id[] = {
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3249},
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324A},
{PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324B},
- {PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0},
{0,}
};
@@ -123,8 +127,6 @@ static struct board_type products[] = {
{0x409D0E11, "Smart Array 6400 EM", &SA5_access},
{0x40910E11, "Smart Array 6i", &SA5_access},
{0x3225103C, "Smart Array P600", &SA5_access},
- {0x3223103C, "Smart Array P800", &SA5_access},
- {0x3234103C, "Smart Array P400", &SA5_access},
{0x3235103C, "Smart Array P400i", &SA5_access},
{0x3211103C, "Smart Array E200i", &SA5_access},
{0x3212103C, "Smart Array E200", &SA5_access},
@@ -132,6 +134,10 @@ static struct board_type products[] = {
{0x3214103C, "Smart Array E200i", &SA5_access},
{0x3215103C, "Smart Array E200i", &SA5_access},
{0x3237103C, "Smart Array E500", &SA5_access},
+/* controllers below this line are also supported by the hpsa driver. */
+#define HPSA_BOUNDARY 0x3223103C
+ {0x3223103C, "Smart Array P800", &SA5_access},
+ {0x3234103C, "Smart Array P400", &SA5_access},
{0x323D103C, "Smart Array P700m", &SA5_access},
{0x3241103C, "Smart Array P212", &SA5_access},
{0x3243103C, "Smart Array P410", &SA5_access},
@@ -140,7 +146,6 @@ static struct board_type products[] = {
{0x3249103C, "Smart Array P812", &SA5_access},
{0x324A103C, "Smart Array P712m", &SA5_access},
{0x324B103C, "Smart Array P711m", &SA5_access},
- {0xFFFF103C, "Unknown Smart Array", &SA5_access},
};
/* How long to wait (in milliseconds) for board to go into simple mode */
@@ -3754,7 +3759,27 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
__u64 cfg_offset;
__u32 cfg_base_addr;
__u64 cfg_base_addr_index;
- int i, err;
+ int i, prod_index, err;
+
+ subsystem_vendor_id = pdev->subsystem_vendor;
+ subsystem_device_id = pdev->subsystem_device;
+ board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) |
+ subsystem_vendor_id);
+
+ for (i = 0; i < ARRAY_SIZE(products); i++) {
+ /* Stand aside for hpsa driver on request */
+ if (cciss_allow_hpsa && products[i].board_id == HPSA_BOUNDARY)
+ return -ENODEV;
+ if (board_id == products[i].board_id)
+ break;
+ }
+ prod_index = i;
+ if (prod_index == ARRAY_SIZE(products)) {
+ dev_warn(&pdev->dev,
+ "unrecognized board ID: 0x%08lx, ignoring.\n",
+ (unsigned long) board_id);
+ return -ENODEV;
+ }
/* check to see if controller has been disabled */
/* BEFORE trying to enable it */
@@ -3778,11 +3803,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
return err;
}
- subsystem_vendor_id = pdev->subsystem_vendor;
- subsystem_device_id = pdev->subsystem_device;
- board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) |
- subsystem_vendor_id);
-
#ifdef CCISS_DEBUG
printk("command = %x\n", command);
printk("irq = %x\n", pdev->irq);
@@ -3868,14 +3888,9 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
* leave a little room for ioctl calls.
*/
c->max_commands = readl(&(c->cfgtable->CmdsOutMax));
- for (i = 0; i < ARRAY_SIZE(products); i++) {
- if (board_id == products[i].board_id) {
- c->product_name = products[i].product_name;
- c->access = *(products[i].access);
- c->nr_cmds = c->max_commands - 4;
- break;
- }
- }
+ c->product_name = products[prod_index].product_name;
+ c->access = *(products[prod_index].access);
+ c->nr_cmds = c->max_commands - 4;
if ((readb(&c->cfgtable->Signature[0]) != 'C') ||
(readb(&c->cfgtable->Signature[1]) != 'I') ||
(readb(&c->cfgtable->Signature[2]) != 'S') ||
@@ -3884,27 +3899,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
err = -ENODEV;
goto err_out_free_res;
}
- /* We didn't find the controller in our list. We know the
- * signature is valid. If it's an HP device let's try to
- * bind to the device and fire it up. Otherwise we bail.
- */
- if (i == ARRAY_SIZE(products)) {
- if (subsystem_vendor_id == PCI_VENDOR_ID_HP) {
- c->product_name = products[i-1].product_name;
- c->access = *(products[i-1].access);
- c->nr_cmds = c->max_commands - 4;
- printk(KERN_WARNING "cciss: This is an unknown "
- "Smart Array controller.\n"
- "cciss: Please update to the latest driver "
- "available from www.hp.com.\n");
- } else {
- printk(KERN_WARNING "cciss: Sorry, I don't know how"
- " to access the Smart Array controller %08lx\n"
- , (unsigned long)board_id);
- err = -ENODEV;
- goto err_out_free_res;
- }
- }
#ifdef CONFIG_X86
{
/* Need to enable prefetch in the SCSI core for 6400 in x86 */
@@ -4254,7 +4248,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
mutex_init(&hba[i]->busy_shutting_down);
if (cciss_pci_init(hba[i], pdev) != 0)
- goto clean0;
+ goto clean_no_release_regions;
sprintf(hba[i]->devname, "cciss%d", i);
hba[i]->ctlr = i;
@@ -4391,13 +4385,14 @@ clean2:
clean1:
cciss_destroy_hba_sysfs_entry(hba[i]);
clean0:
+ pci_release_regions(pdev);
+clean_no_release_regions:
hba[i]->busy_initializing = 0;
/*
* Deliberately omit pci_disable_device(): it does something nasty to
* Smart Array controllers that pci_enable_device does not undo
*/
- pci_release_regions(pdev);
pci_set_drvdata(pdev, NULL);
free_hba(i);
return -1;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index edda9ea7c62..bd112c8c7bc 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -949,7 +949,7 @@ static int loop_clr_fd(struct loop_device *lo, struct block_device *bdev)
lo->lo_state = Lo_unbound;
/* This is safe: open() is still holding a reference. */
module_put(THIS_MODULE);
- if (max_part > 0)
+ if (max_part > 0 && bdev)
ioctl_by_bdev(bdev, BLKRRPART, 0);
mutex_unlock(&lo->lo_ctl_mutex);
/*
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 43f19389647..51042f0ba7e 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -3,7 +3,6 @@
#include <linux/blkdev.h>
#include <linux/hdreg.h>
#include <linux/virtio.h>
-#include <linux/virtio_ids.h>
#include <linux/virtio_blk.h>
#include <linux/scatterlist.h>
@@ -183,34 +182,6 @@ static void do_virtblk_request(struct request_queue *q)
vblk->vq->vq_ops->kick(vblk->vq);
}
-/* return ATA identify data
- */
-static int virtblk_identify(struct gendisk *disk, void *argp)
-{
- struct virtio_blk *vblk = disk->private_data;
- void *opaque;
- int err = -ENOMEM;
-
- opaque = kmalloc(VIRTIO_BLK_ID_BYTES, GFP_KERNEL);
- if (!opaque)
- goto out;
-
- err = virtio_config_buf(vblk->vdev, VIRTIO_BLK_F_IDENTIFY,
- offsetof(struct virtio_blk_config, identify), opaque,
- VIRTIO_BLK_ID_BYTES);
-
- if (err)
- goto out_kfree;
-
- if (copy_to_user(argp, opaque, VIRTIO_BLK_ID_BYTES))
- err = -EFAULT;
-
-out_kfree:
- kfree(opaque);
-out:
- return err;
-}
-
static void virtblk_prepare_flush(struct request_queue *q, struct request *req)
{
req->cmd_type = REQ_TYPE_LINUX_BLOCK;
@@ -222,10 +193,6 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
{
struct gendisk *disk = bdev->bd_disk;
struct virtio_blk *vblk = disk->private_data;
- void __user *argp = (void __user *)data;
-
- if (cmd == HDIO_GET_IDENTITY)
- return virtblk_identify(disk, argp);
/*
* Only allow the generic SCSI ioctls if the host can support it.
@@ -233,7 +200,8 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
if (!virtio_has_feature(vblk->vdev, VIRTIO_BLK_F_SCSI))
return -ENOTTY;
- return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp);
+ return scsi_cmd_ioctl(disk->queue, disk, mode, cmd,
+ (void __user *)data);
}
/* We provide getgeo only to please some old bootloader/partitioning tools */
@@ -332,7 +300,6 @@ static int __devinit virtblk_probe(struct virtio_device *vdev)
}
vblk->disk->queue->queuedata = vblk;
- queue_flag_set_unlocked(QUEUE_FLAG_VIRT, vblk->disk->queue);
if (index < 26) {
sprintf(vblk->disk->disk_name, "vd%c", 'a' + index % 26);
@@ -445,7 +412,7 @@ static struct virtio_device_id id_table[] = {
static unsigned int features[] = {
VIRTIO_BLK_F_BARRIER, VIRTIO_BLK_F_SEG_MAX, VIRTIO_BLK_F_SIZE_MAX,
VIRTIO_BLK_F_GEOMETRY, VIRTIO_BLK_F_RO, VIRTIO_BLK_F_BLK_SIZE,
- VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_IDENTIFY, VIRTIO_BLK_F_FLUSH
+ VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_FLUSH
};
/*
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 08a6f50ae79..6aad99ec4e0 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -323,7 +323,7 @@ config SPECIALIX
config SX
tristate "Specialix SX (and SI) card support"
- depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA)
+ depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA) && BROKEN
help
This is a driver for the SX and SI multiport serial cards.
Please read the file <file:Documentation/serial/sx.txt> for details.
@@ -334,7 +334,7 @@ config SX
config RIO
tristate "Specialix RIO system support"
- depends on SERIAL_NONSTANDARD
+ depends on SERIAL_NONSTANDARD && BROKEN
help
This is a driver for the Specialix RIO, a smart serial card which
drives an outboard box that can support up to 128 ports. Product
@@ -395,7 +395,7 @@ config NOZOMI
config A2232
tristate "Commodore A2232 serial support (EXPERIMENTAL)"
- depends on EXPERIMENTAL && ZORRO && BROKEN_ON_SMP
+ depends on EXPERIMENTAL && ZORRO && BROKEN
---help---
This option supports the 2232 7-port serial card shipped with the
Amiga 2000 and other Zorro-bus machines, dating from 1989. At
diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c
index aac0985a572..31e7c91c2d9 100644
--- a/drivers/char/genrtc.c
+++ b/drivers/char/genrtc.c
@@ -43,6 +43,7 @@
#define RTC_VERSION "1.07"
#include <linux/module.h>
+#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/miscdevice.h>
#include <linux/fcntl.h>
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c
index 962968f05b9..915157fcff9 100644
--- a/drivers/char/hw_random/virtio-rng.c
+++ b/drivers/char/hw_random/virtio-rng.c
@@ -21,7 +21,6 @@
#include <linux/scatterlist.h>
#include <linux/spinlock.h>
#include <linux/virtio.h>
-#include <linux/virtio_ids.h>
#include <linux/virtio_rng.h>
/* The host will fill any buffer we give it with sweet, sweet randomness. We
@@ -117,7 +116,7 @@ static int virtrng_probe(struct virtio_device *vdev)
return 0;
}
-static void virtrng_remove(struct virtio_device *vdev)
+static void __devexit virtrng_remove(struct virtio_device *vdev)
{
vdev->config->reset(vdev);
hwrng_unregister(&virtio_hwrng);
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index e0d0f8b2696..bc4ab3e5455 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -74,6 +74,7 @@
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/spinlock.h>
+#include <linux/sched.h>
#include <linux/sysctl.h>
#include <linux/wait.h>
#include <linux/bcd.h>
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index fd3dced9777..8c262aaf7c2 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -36,6 +36,7 @@
*/
#include <linux/module.h>
+#include <linux/sched.h>
#include <linux/input.h>
#include <linux/pci.h>
#include <linux/init.h>
diff --git a/drivers/char/tty_buffer.c b/drivers/char/tty_buffer.c
index 3108991c5c8..66fa4e10d76 100644
--- a/drivers/char/tty_buffer.c
+++ b/drivers/char/tty_buffer.c
@@ -402,28 +402,26 @@ static void flush_to_ldisc(struct work_struct *work)
container_of(work, struct tty_struct, buf.work.work);
unsigned long flags;
struct tty_ldisc *disc;
- struct tty_buffer *tbuf, *head;
- char *char_buf;
- unsigned char *flag_buf;
disc = tty_ldisc_ref(tty);
if (disc == NULL) /* !TTY_LDISC */
return;
spin_lock_irqsave(&tty->buf.lock, flags);
- /* So we know a flush is running */
- set_bit(TTY_FLUSHING, &tty->flags);
- head = tty->buf.head;
- if (head != NULL) {
- tty->buf.head = NULL;
- for (;;) {
- int count = head->commit - head->read;
+
+ if (!test_and_set_bit(TTY_FLUSHING, &tty->flags)) {
+ struct tty_buffer *head;
+ while ((head = tty->buf.head) != NULL) {
+ int count;
+ char *char_buf;
+ unsigned char *flag_buf;
+
+ count = head->commit - head->read;
if (!count) {
if (head->next == NULL)
break;
- tbuf = head;
- head = head->next;
- tty_buffer_free(tty, tbuf);
+ tty->buf.head = head->next;
+ tty_buffer_free(tty, head);
continue;
}
/* Ldisc or user is trying to flush the buffers
@@ -445,9 +443,9 @@ static void flush_to_ldisc(struct work_struct *work)
flag_buf, count);
spin_lock_irqsave(&tty->buf.lock, flags);
}
- /* Restore the queue head */
- tty->buf.head = head;
+ clear_bit(TTY_FLUSHING, &tty->flags);
}
+
/* We may have a deferred request to flush the input buffer,
if so pull the chain under the lock and empty the queue */
if (test_bit(TTY_FLUSHPENDING, &tty->flags)) {
@@ -455,7 +453,6 @@ static void flush_to_ldisc(struct work_struct *work)
clear_bit(TTY_FLUSHPENDING, &tty->flags);
wake_up(&tty->read_wait);
}
- clear_bit(TTY_FLUSHING, &tty->flags);
spin_unlock_irqrestore(&tty->buf.lock, flags);
tty_ldisc_deref(disc);
@@ -471,7 +468,7 @@ static void flush_to_ldisc(struct work_struct *work)
*/
void tty_flush_to_ldisc(struct tty_struct *tty)
{
- flush_to_ldisc(&tty->buf.work.work);
+ flush_delayed_work(&tty->buf.work);
}
/**
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 0d328b59568..a035ae39a35 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -31,7 +31,6 @@
#include <linux/err.h>
#include <linux/init.h>
#include <linux/virtio.h>
-#include <linux/virtio_ids.h>
#include <linux/virtio_console.h>
#include "hvc_console.h"
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index 6b36ee56e6f..ed86d3bf249 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -1532,7 +1532,7 @@ long vt_compat_ioctl(struct tty_struct *tty, struct file * file,
case PIO_UNIMAP:
case GIO_UNIMAP:
- ret = do_unimap_ioctl(cmd, up, perm, vc);
+ ret = compat_unimap_ioctl(cmd, up, perm, vc);
break;
/*
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index ad41f19b8e3..12fdd3987a3 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -76,8 +76,11 @@ static void cpuidle_idle_call(void)
#endif
/* ask the governor for the next state */
next_state = cpuidle_curr_governor->select(dev);
- if (need_resched())
+ if (need_resched()) {
+ local_irq_enable();
return;
+ }
+
target_state = &dev->states[next_state];
/* enter the state and update stats */
diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c
index 76cb6b345e7..0af80577dc7 100644
--- a/drivers/crypto/padlock-sha.c
+++ b/drivers/crypto/padlock-sha.c
@@ -24,6 +24,12 @@
#include <asm/i387.h>
#include "padlock.h"
+#ifdef CONFIG_64BIT
+#define STACK_ALIGN 16
+#else
+#define STACK_ALIGN 4
+#endif
+
struct padlock_sha_desc {
struct shash_desc fallback;
};
@@ -64,7 +70,9 @@ static int padlock_sha1_finup(struct shash_desc *desc, const u8 *in,
/* We can't store directly to *out as it may be unaligned. */
/* BTW Don't reduce the buffer size below 128 Bytes!
* PadLock microcode needs it that big. */
- char result[128] __attribute__ ((aligned(PADLOCK_ALIGNMENT)));
+ char buf[128 + PADLOCK_ALIGNMENT - STACK_ALIGN] __attribute__
+ ((aligned(STACK_ALIGN)));
+ char *result = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT);
struct padlock_sha_desc *dctx = shash_desc_ctx(desc);
struct sha1_state state;
unsigned int space;
@@ -128,7 +136,9 @@ static int padlock_sha256_finup(struct shash_desc *desc, const u8 *in,
/* We can't store directly to *out as it may be unaligned. */
/* BTW Don't reduce the buffer size below 128 Bytes!
* PadLock microcode needs it that big. */
- char result[128] __attribute__ ((aligned(PADLOCK_ALIGNMENT)));
+ char buf[128 + PADLOCK_ALIGNMENT - STACK_ALIGN] __attribute__
+ ((aligned(STACK_ALIGN)));
+ char *result = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT);
struct padlock_sha_desc *dctx = shash_desc_ctx(desc);
struct sha256_state state;
unsigned int space;
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 4f4ac82382f..d4560d9d5a8 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1122,7 +1122,7 @@ static void k8_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
debugf0("Reading K8_DRAM_BASE_LOW failed\n");
/* Extract parts into separate data entries */
- pvt->dram_base[dram] = ((u64) low & 0xFFFF0000) << 24;
+ pvt->dram_base[dram] = ((u64) low & 0xFFFF0000) << 8;
pvt->dram_IntlvEn[dram] = (low >> 8) & 0x7;
pvt->dram_rw_en[dram] = (low & 0x3);
@@ -1135,7 +1135,7 @@ static void k8_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
* Extract parts into separate data entries. Limit is the HIGHEST memory
* location of the region, so lower 24 bits need to be all ones
*/
- pvt->dram_limit[dram] = (((u64) low & 0xFFFF0000) << 24) | 0x00FFFFFF;
+ pvt->dram_limit[dram] = (((u64) low & 0xFFFF0000) << 8) | 0x00FFFFFF;
pvt->dram_IntlvSel[dram] = (low >> 8) & 0x7;
pvt->dram_DstNode[dram] = (low & 0x7);
}
@@ -1369,7 +1369,7 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
pvt->dram_IntlvEn[dram] = (low_base >> 8) & 0x7;
pvt->dram_base[dram] = (((u64)high_base & 0x000000FF) << 40) |
- (((u64)low_base & 0xFFFF0000) << 24);
+ (((u64)low_base & 0xFFFF0000) << 8);
low_offset = K8_DRAM_LIMIT_LOW + (dram << 3);
high_offset = F10_DRAM_LIMIT_HIGH + (dram << 3);
@@ -1391,7 +1391,7 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
* memory location of the region, so low 24 bits need to be all ones.
*/
pvt->dram_limit[dram] = (((u64)high_limit & 0x000000FF) << 40) |
- (((u64) low_limit & 0xFFFF0000) << 24) |
+ (((u64) low_limit & 0xFFFF0000) << 8) |
0x00FFFFFF;
}
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index d335086f4a2..77a9579d716 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -1173,7 +1173,7 @@ static void i5000_get_mc_regs(struct mem_ctl_info *mci)
pci_read_config_word(pvt->branch_1, where,
&pvt->b1_mtr[slot_row]);
debugf2("MTR%d where=0x%x B1 value=0x%x\n", slot_row,
- where, pvt->b0_mtr[slot_row]);
+ where, pvt->b1_mtr[slot_row]);
} else {
pvt->b1_mtr[slot_row] = 0;
}
@@ -1232,7 +1232,7 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
struct csrow_info *p_csrow;
int empty, channel_count;
int max_csrows;
- int mtr;
+ int mtr, mtr1;
int csrow_megs;
int channel;
int csrow;
@@ -1251,9 +1251,10 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
/* use branch 0 for the basis */
mtr = pvt->b0_mtr[csrow >> 1];
+ mtr1 = pvt->b1_mtr[csrow >> 1];
/* if no DIMMS on this row, continue */
- if (!MTR_DIMMS_PRESENT(mtr))
+ if (!MTR_DIMMS_PRESENT(mtr) && !MTR_DIMMS_PRESENT(mtr1))
continue;
/* FAKE OUT VALUES, FIXME */
diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c
index b08b6d8e2dc..f99d10655ed 100644
--- a/drivers/edac/i5400_edac.c
+++ b/drivers/edac/i5400_edac.c
@@ -46,9 +46,10 @@
/* Limits for i5400 */
#define NUM_MTRS_PER_BRANCH 4
#define CHANNELS_PER_BRANCH 2
+#define MAX_DIMMS_PER_CHANNEL NUM_MTRS_PER_BRANCH
#define MAX_CHANNELS 4
-#define MAX_DIMMS (MAX_CHANNELS * 4) /* Up to 4 DIMM's per channel */
-#define MAX_CSROWS (MAX_DIMMS * 2) /* max possible csrows per channel */
+/* max possible csrows per channel */
+#define MAX_CSROWS (MAX_DIMMS_PER_CHANNEL)
/* Device 16,
* Function 0: System Address
@@ -331,7 +332,6 @@ static const struct i5400_dev_info i5400_devs[] = {
struct i5400_dimm_info {
int megabytes; /* size, 0 means not present */
- int dual_rank;
};
/* driver private data structure */
@@ -849,11 +849,9 @@ static int determine_mtr(struct i5400_pvt *pvt, int csrow, int channel)
int n;
/* There is one MTR for each slot pair of FB-DIMMs,
- Each slot may have one or two ranks (2 csrows),
Each slot pair may be at branch 0 or branch 1.
- So, csrow should be divided by eight
*/
- n = csrow >> 3;
+ n = csrow;
if (n >= NUM_MTRS_PER_BRANCH) {
debugf0("ERROR: trying to access an invalid csrow: %d\n",
@@ -905,25 +903,22 @@ static void handle_channel(struct i5400_pvt *pvt, int csrow, int channel,
amb_present_reg = determine_amb_present_reg(pvt, channel);
/* Determine if there is a DIMM present in this DIMM slot */
- if (amb_present_reg & (1 << (csrow >> 1))) {
- dinfo->dual_rank = MTR_DIMM_RANK(mtr);
-
- if (!((dinfo->dual_rank == 0) &&
- ((csrow & 0x1) == 0x1))) {
- /* Start with the number of bits for a Bank
- * on the DRAM */
- addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr);
- /* Add thenumber of ROW bits */
- addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr);
- /* add the number of COLUMN bits */
- addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr);
-
- addrBits += 6; /* add 64 bits per DIMM */
- addrBits -= 20; /* divide by 2^^20 */
- addrBits -= 3; /* 8 bits per bytes */
-
- dinfo->megabytes = 1 << addrBits;
- }
+ if (amb_present_reg & (1 << csrow)) {
+ /* Start with the number of bits for a Bank
+ * on the DRAM */
+ addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr);
+ /* Add thenumber of ROW bits */
+ addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr);
+ /* add the number of COLUMN bits */
+ addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr);
+ /* add the number of RANK bits */
+ addrBits += MTR_DIMM_RANK(mtr);
+
+ addrBits += 6; /* add 64 bits per DIMM */
+ addrBits -= 20; /* divide by 2^^20 */
+ addrBits -= 3; /* 8 bits per bytes */
+
+ dinfo->megabytes = 1 << addrBits;
}
}
}
@@ -951,12 +946,12 @@ static void calculate_dimm_size(struct i5400_pvt *pvt)
return;
}
- /* Scan all the actual CSROWS (which is # of DIMMS * 2)
+ /* Scan all the actual CSROWS
* and calculate the information for each DIMM
* Start with the highest csrow first, to display it first
* and work toward the 0th csrow
*/
- max_csrows = pvt->maxdimmperch * 2;
+ max_csrows = pvt->maxdimmperch;
for (csrow = max_csrows - 1; csrow >= 0; csrow--) {
/* on an odd csrow, first output a 'boundary' marker,
@@ -1064,7 +1059,7 @@ static void i5400_get_mc_regs(struct mem_ctl_info *mci)
/* Get the set of MTR[0-3] regs by each branch */
for (slot_row = 0; slot_row < NUM_MTRS_PER_BRANCH; slot_row++) {
- int where = MTR0 + (slot_row * sizeof(u32));
+ int where = MTR0 + (slot_row * sizeof(u16));
/* Branch 0 set of MTR registers */
pci_read_config_word(pvt->branch_0, where,
@@ -1146,7 +1141,7 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
pvt = mci->pvt_info;
channel_count = pvt->maxch;
- max_csrows = pvt->maxdimmperch * 2;
+ max_csrows = pvt->maxdimmperch;
empty = 1; /* Assume NO memory */
@@ -1215,28 +1210,6 @@ static void i5400_enable_error_reporting(struct mem_ctl_info *mci)
}
/*
- * i5400_get_dimm_and_channel_counts(pdev, &num_csrows, &num_channels)
- *
- * ask the device how many channels are present and how many CSROWS
- * as well
- */
-static void i5400_get_dimm_and_channel_counts(struct pci_dev *pdev,
- int *num_dimms_per_channel,
- int *num_channels)
-{
- u8 value;
-
- /* Need to retrieve just how many channels and dimms per channel are
- * supported on this memory controller
- */
- pci_read_config_byte(pdev, MAXDIMMPERCH, &value);
- *num_dimms_per_channel = (int)value * 2;
-
- pci_read_config_byte(pdev, MAXCH, &value);
- *num_channels = (int)value;
-}
-
-/*
* i5400_probe1 Probe for ONE instance of device to see if it is
* present.
* return:
@@ -1263,22 +1236,16 @@ static int i5400_probe1(struct pci_dev *pdev, int dev_idx)
if (PCI_FUNC(pdev->devfn) != 0)
return -ENODEV;
- /* Ask the devices for the number of CSROWS and CHANNELS so
- * that we can calculate the memory resources, etc
- *
- * The Chipset will report what it can handle which will be greater
- * or equal to what the motherboard manufacturer will implement.
- *
- * As we don't have a motherboard identification routine to determine
+ /* As we don't have a motherboard identification routine to determine
* actual number of slots/dimms per channel, we thus utilize the
* resource as specified by the chipset. Thus, we might have
* have more DIMMs per channel than actually on the mobo, but this
* allows the driver to support upto the chipset max, without
* some fancy mobo determination.
*/
- i5400_get_dimm_and_channel_counts(pdev, &num_dimms_per_channel,
- &num_channels);
- num_csrows = num_dimms_per_channel * 2;
+ num_dimms_per_channel = MAX_DIMMS_PER_CHANNEL;
+ num_channels = MAX_CHANNELS;
+ num_csrows = num_dimms_per_channel;
debugf0("MC: %s(): Number of - Channels= %d DIMMS= %d CSROWS= %d\n",
__func__, num_channels, num_dimms_per_channel, num_csrows);
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index 157f6504f25..cf27402af97 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -26,7 +26,9 @@
#include "mpc85xx_edac.h"
static int edac_dev_idx;
+#ifdef CONFIG_PCI
static int edac_pci_idx;
+#endif
static int edac_mc_idx;
static u32 orig_ddr_err_disable;
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 50f0176de61..98dbbda3ad4 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -188,14 +188,7 @@ static struct fw_device *target_device(struct sbp2_target *tgt)
/* Impossible login_id, to detect logout attempt before successful login */
#define INVALID_LOGIN_ID 0x10000
-/*
- * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be
- * provided in the config rom. Most devices do provide a value, which
- * we'll use for login management orbs, but with some sane limits.
- */
-#define SBP2_MIN_LOGIN_ORB_TIMEOUT 5000U /* Timeout in ms */
-#define SBP2_MAX_LOGIN_ORB_TIMEOUT 40000U /* Timeout in ms */
-#define SBP2_ORB_TIMEOUT 2000U /* Timeout in ms */
+#define SBP2_ORB_TIMEOUT 2000U /* Timeout in ms */
#define SBP2_ORB_NULL 0x80000000
#define SBP2_RETRY_LIMIT 0xf /* 15 retries */
#define SBP2_CYCLE_LIMIT (0xc8 << 12) /* 200 125us cycles */
@@ -1034,7 +1027,6 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
{
struct fw_csr_iterator ci;
int key, value;
- unsigned int timeout;
fw_csr_iterator_init(&ci, directory);
while (fw_csr_iterator_next(&ci, &key, &value)) {
@@ -1059,17 +1051,7 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
case SBP2_CSR_UNIT_CHARACTERISTICS:
/* the timeout value is stored in 500ms units */
- timeout = ((unsigned int) value >> 8 & 0xff) * 500;
- timeout = max(timeout, SBP2_MIN_LOGIN_ORB_TIMEOUT);
- tgt->mgt_orb_timeout =
- min(timeout, SBP2_MAX_LOGIN_ORB_TIMEOUT);
-
- if (timeout > tgt->mgt_orb_timeout)
- fw_notify("%s: config rom contains %ds "
- "management ORB timeout, limiting "
- "to %ds\n", tgt->bus_id,
- timeout / 1000,
- tgt->mgt_orb_timeout / 1000);
+ tgt->mgt_orb_timeout = (value >> 8 & 0xff) * 500;
break;
case SBP2_CSR_LOGICAL_UNIT_NUMBER:
@@ -1087,6 +1069,22 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
return 0;
}
+/*
+ * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be
+ * provided in the config rom. Most devices do provide a value, which
+ * we'll use for login management orbs, but with some sane limits.
+ */
+static void sbp2_clamp_management_orb_timeout(struct sbp2_target *tgt)
+{
+ unsigned int timeout = tgt->mgt_orb_timeout;
+
+ if (timeout > 40000)
+ fw_notify("%s: %ds mgt_ORB_timeout limited to 40s\n",
+ tgt->bus_id, timeout / 1000);
+
+ tgt->mgt_orb_timeout = clamp_val(timeout, 5000, 40000);
+}
+
static void sbp2_init_workarounds(struct sbp2_target *tgt, u32 model,
u32 firmware_revision)
{
@@ -1171,6 +1169,7 @@ static int sbp2_probe(struct device *dev)
&firmware_revision) < 0)
goto fail_tgt_put;
+ sbp2_clamp_management_orb_timeout(tgt);
sbp2_init_workarounds(tgt, model, firmware_revision);
/*
diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c
index afad1479214..49384a7c549 100644
--- a/drivers/gpio/twl4030-gpio.c
+++ b/drivers/gpio/twl4030-gpio.c
@@ -460,7 +460,8 @@ no_irqs:
return ret;
}
-static int __devexit gpio_twl4030_remove(struct platform_device *pdev)
+/* Cannot use __devexit as gpio_twl4030_probe() calls us */
+static int gpio_twl4030_remove(struct platform_device *pdev)
{
struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data;
int status;
@@ -493,7 +494,7 @@ static struct platform_driver gpio_twl4030_driver = {
.driver.name = "twl4030_gpio",
.driver.owner = THIS_MODULE,
.probe = gpio_twl4030_probe,
- .remove = __devexit_p(gpio_twl4030_remove),
+ .remove = gpio_twl4030_remove,
};
static int __init gpio_twl4030_init(void)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 3c0d2b3aed7..cea665d86dd 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -626,6 +626,12 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
return NULL;
}
+ /* it is incorrect if hsync/vsync width is zero */
+ if (!hsync_pulse_width || !vsync_pulse_width) {
+ DRM_DEBUG_KMS("Incorrect Detailed timing. "
+ "Wrong Hsync/Vsync pulse width\n");
+ return NULL;
+ }
mode = drm_mode_create(dev);
if (!mode)
return NULL;
@@ -647,6 +653,15 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
mode->vsync_end = mode->vsync_start + vsync_pulse_width;
mode->vtotal = mode->vdisplay + vblank;
+ /* perform the basic check for the detailed timing */
+ if (mode->hsync_end > mode->htotal ||
+ mode->vsync_end > mode->vtotal) {
+ drm_mode_destroy(dev, mode);
+ DRM_DEBUG_KMS("Incorrect detailed timing. "
+ "Sync is beyond the blank.\n");
+ return NULL;
+ }
+
drm_mode_set_name(mode);
if (pt->misc & DRM_EDID_PT_INTERLACED)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 23dc9c115fd..9c924614c41 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -454,22 +454,39 @@ out_free:
}
EXPORT_SYMBOL(drm_fb_helper_init_crtc_count);
-static void setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
+static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, u16 regno, struct fb_info *info)
{
struct drm_fb_helper *fb_helper = info->par;
struct drm_framebuffer *fb = fb_helper->fb;
int pindex;
+ if (info->fix.visual == FB_VISUAL_TRUECOLOR) {
+ u32 *palette;
+ u32 value;
+ /* place color in psuedopalette */
+ if (regno > 16)
+ return -EINVAL;
+ palette = (u32 *)info->pseudo_palette;
+ red >>= (16 - info->var.red.length);
+ green >>= (16 - info->var.green.length);
+ blue >>= (16 - info->var.blue.length);
+ value = (red << info->var.red.offset) |
+ (green << info->var.green.offset) |
+ (blue << info->var.blue.offset);
+ palette[regno] = value;
+ return 0;
+ }
+
pindex = regno;
if (fb->bits_per_pixel == 16) {
pindex = regno << 3;
if (fb->depth == 16 && regno > 63)
- return;
+ return -EINVAL;
if (fb->depth == 15 && regno > 31)
- return;
+ return -EINVAL;
if (fb->depth == 16) {
u16 r, g, b;
@@ -493,13 +510,7 @@ static void setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
if (fb->depth != 16)
fb_helper->funcs->gamma_set(crtc, red, green, blue, pindex);
-
- if (regno < 16 && info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
- ((u32 *) fb->pseudo_palette)[regno] =
- (regno << info->var.red.offset) |
- (regno << info->var.green.offset) |
- (regno << info->var.blue.offset);
- }
+ return 0;
}
int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
@@ -536,7 +547,9 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
if (transp)
htransp = *transp++;
- setcolreg(crtc, hred, hgreen, hblue, start++, info);
+ rc = setcolreg(crtc, hred, hgreen, hblue, start++, info);
+ if (rc)
+ return rc;
}
crtc_funcs->load_lut(crtc);
}
@@ -555,6 +568,7 @@ int drm_fb_helper_setcolreg(unsigned regno,
struct drm_device *dev = fb_helper->dev;
struct drm_crtc *crtc;
int i;
+ int ret;
if (regno > 255)
return 1;
@@ -568,8 +582,10 @@ int drm_fb_helper_setcolreg(unsigned regno,
if (i == fb_helper->crtc_count)
continue;
+ ret = setcolreg(crtc, red, green, blue, regno, info);
+ if (ret)
+ return ret;
- setcolreg(crtc, red, green, blue, regno, info);
crtc_funcs->load_lut(crtc);
}
return 0;
@@ -928,7 +944,7 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
{
info->fix.type = FB_TYPE_PACKED_PIXELS;
info->fix.visual = depth == 8 ? FB_VISUAL_PSEUDOCOLOR :
- FB_VISUAL_DIRECTCOLOR;
+ FB_VISUAL_TRUECOLOR;
info->fix.type_aux = 0;
info->fix.xpanstep = 1; /* doing it in hw */
info->fix.ypanstep = 1; /* doing it in hw */
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index b93814c0d3e..7f436ec075f 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -89,7 +89,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
pci_set_power_state(dev->pdev, PCI_D3hot);
}
- dev_priv->suspended = 1;
+ /* Modeset on resume, not lid events */
+ dev_priv->modeset_on_lid = 0;
return 0;
}
@@ -124,7 +125,7 @@ static int i915_resume(struct drm_device *dev)
drm_helper_resume_force_mode(dev);
}
- dev_priv->suspended = 0;
+ dev_priv->modeset_on_lid = 0;
return ret;
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 6035d3dae85..c5df2234418 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -274,7 +274,7 @@ typedef struct drm_i915_private {
struct drm_i915_display_funcs display;
/* Register state */
- bool suspended;
+ bool modeset_on_lid;
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 98ae3d73577..808bbe412ba 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -656,6 +656,15 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
return 0;
}
+/*
+ * Lid events. Note the use of 'modeset_on_lid':
+ * - we set it on lid close, and reset it on open
+ * - we use it as a "only once" bit (ie we ignore
+ * duplicate events where it was already properly
+ * set/reset)
+ * - the suspend/resume paths will also set it to
+ * zero, since they restore the mode ("lid open").
+ */
static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
void *unused)
{
@@ -663,13 +672,19 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
container_of(nb, struct drm_i915_private, lid_notifier);
struct drm_device *dev = dev_priv->dev;
- if (acpi_lid_open() && !dev_priv->suspended) {
- mutex_lock(&dev->mode_config.mutex);
- drm_helper_resume_force_mode(dev);
- mutex_unlock(&dev->mode_config.mutex);
+ if (!acpi_lid_open()) {
+ dev_priv->modeset_on_lid = 1;
+ return NOTIFY_OK;
}
- drm_sysfs_hotplug_event(dev_priv->dev);
+ if (!dev_priv->modeset_on_lid)
+ return NOTIFY_OK;
+
+ dev_priv->modeset_on_lid = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+ drm_helper_resume_force_mode(dev);
+ mutex_unlock(&dev->mode_config.mutex);
return NOTIFY_OK;
}
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 3d667031de6..df988142e6b 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -582,10 +582,9 @@ int radeon_device_init(struct radeon_device *rdev,
DRM_INFO("register mmio size: %u\n", (unsigned)rdev->rmmio_size);
/* if we have > 1 VGA cards, then disable the radeon VGA resources */
- r = vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode);
- if (r) {
- return -EINVAL;
- }
+ /* this will fail for cards that aren't VGA class devices, just
+ * ignore it */
+ vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode);
r = radeon_init(rdev);
if (r)
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index be34d32906b..7d05c4bb201 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1066,7 +1066,7 @@ EXPORT_SYMBOL_GPL(hid_report_raw_event);
* @type: HID report type (HID_*_REPORT)
* @data: report contents
* @size: size of data parameter
- * @interrupt: called from atomic?
+ * @interrupt: distinguish between interrupt and control transfers
*
* This is data entry for lower layers.
*/
diff --git a/drivers/hid/hid-twinhan.c b/drivers/hid/hid-twinhan.c
index b05f602c051..c40afc57fc8 100644
--- a/drivers/hid/hid-twinhan.c
+++ b/drivers/hid/hid-twinhan.c
@@ -132,12 +132,12 @@ static struct hid_driver twinhan_driver = {
.input_mapping = twinhan_input_mapping,
};
-static int twinhan_init(void)
+static int __init twinhan_init(void)
{
return hid_register_driver(&twinhan_driver);
}
-static void twinhan_exit(void)
+static void __exit twinhan_exit(void)
{
hid_unregister_driver(&twinhan_driver);
}
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index ba05275e510..cdd136942bc 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -48,10 +48,9 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count,
char *report;
DECLARE_WAITQUEUE(wait, current);
- while (ret == 0) {
-
- mutex_lock(&list->read_mutex);
+ mutex_lock(&list->read_mutex);
+ while (ret == 0) {
if (list->head == list->tail) {
add_wait_queue(&list->hidraw->wait, &wait);
set_current_state(TASK_INTERRUPTIBLE);
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index 2c2cb1ec94c..27d62574284 100644
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -572,7 +572,7 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
/* Sample register contents every 1 sec */
if (time_after(jiffies, data->last_update + HZ) || !data->valid) {
- if (data->type != sch5027) {
+ if (data->type == dme1737) {
data->vid = dme1737_read(data, DME1737_REG_VID) &
0x3f;
}
@@ -1621,9 +1621,6 @@ static struct attribute *dme1737_misc_attr[] = {
&sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr,
&sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr,
&sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr,
- /* Misc */
- &dev_attr_vrm.attr,
- &dev_attr_cpu0_vid.attr,
NULL
};
@@ -1631,6 +1628,18 @@ static const struct attribute_group dme1737_misc_group = {
.attrs = dme1737_misc_attr,
};
+/* The following struct holds VID-related attributes. Their creation
+ depends on the chip type which is determined during module load. */
+static struct attribute *dme1737_vid_attr[] = {
+ &dev_attr_vrm.attr,
+ &dev_attr_cpu0_vid.attr,
+ NULL
+};
+
+static const struct attribute_group dme1737_vid_group = {
+ .attrs = dme1737_vid_attr,
+};
+
/* The following structs hold the PWM attributes, some of which are optional.
* Their creation depends on the chip configuration which is determined during
* module load. */
@@ -1902,6 +1911,9 @@ static void dme1737_remove_files(struct device *dev)
if (data->type != sch5027) {
sysfs_remove_group(&dev->kobj, &dme1737_misc_group);
}
+ if (data->type == dme1737) {
+ sysfs_remove_group(&dev->kobj, &dme1737_vid_group);
+ }
sysfs_remove_group(&dev->kobj, &dme1737_group);
@@ -1933,6 +1945,13 @@ static int dme1737_create_files(struct device *dev)
goto exit_remove;
}
+ /* Create VID-related sysfs attributes */
+ if ((data->type == dme1737) &&
+ (err = sysfs_create_group(&dev->kobj,
+ &dme1737_vid_group))) {
+ goto exit_remove;
+ }
+
/* Create fan sysfs attributes */
for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) {
if (data->has_fan & (1 << ix)) {
@@ -2127,7 +2146,7 @@ static int dme1737_init_device(struct device *dev)
data->pwm_acz[2] = 4; /* pwm3 -> zone3 */
/* Set VRM */
- if (data->type != sch5027) {
+ if (data->type == dme1737) {
data->vrm = vid_which_vrm();
}
diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c
index 2a7a85a6dc3..da1b1f9488a 100644
--- a/drivers/hwmon/fschmd.c
+++ b/drivers/hwmon/fschmd.c
@@ -819,7 +819,7 @@ static int watchdog_release(struct inode *inode, struct file *filp)
static ssize_t watchdog_write(struct file *filp, const char __user *buf,
size_t count, loff_t *offset)
{
- size_t ret;
+ int ret;
struct fschmd_data *data = filp->private_data;
if (count) {
diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c
index 6679854c85b..be475e844c2 100644
--- a/drivers/hwmon/hp_accel.c
+++ b/drivers/hwmon/hp_accel.c
@@ -197,11 +197,13 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
AXIS_DMI_MATCH("HP2133", "HP 2133", xy_rotated_left),
AXIS_DMI_MATCH("HP2140", "HP 2140", xy_swap_inverted),
AXIS_DMI_MATCH("NC653x", "HP Compaq 653", xy_rotated_left_usd),
- AXIS_DMI_MATCH("NC673x", "HP Compaq 673", xy_rotated_left_usd),
+ AXIS_DMI_MATCH("NC6730b", "HP Compaq 6730b", xy_rotated_left_usd),
+ AXIS_DMI_MATCH("NC6730s", "HP Compaq 6730s", xy_swap),
AXIS_DMI_MATCH("NC651xx", "HP Compaq 651", xy_rotated_right),
AXIS_DMI_MATCH("NC6710x", "HP Compaq 6710", xy_swap_yz_inverted),
AXIS_DMI_MATCH("NC6715x", "HP Compaq 6715", y_inverted),
AXIS_DMI_MATCH("NC693xx", "HP EliteBook 693", xy_rotated_right),
+ AXIS_DMI_MATCH("NC693xx", "HP EliteBook 853", xy_swap),
/* Intel-based HP Pavilion dv5 */
AXIS_DMI_MATCH2("HPDV5_I",
PRODUCT_NAME, "HP Pavilion dv5",
@@ -214,6 +216,7 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
y_inverted),
AXIS_DMI_MATCH("DV7", "HP Pavilion dv7", x_inverted),
AXIS_DMI_MATCH("HP8710", "HP Compaq 8710", y_inverted),
+ AXIS_DMI_MATCH("HDX18", "HP HDX 18", x_inverted),
{ NULL, }
/* Laptop models without axis info (yet):
* "NC6910" "HP Compaq 6910"
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index ffeb2a10e1a..a3749cb0f18 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -1028,12 +1028,11 @@ static int __init it87_find(unsigned short *address,
chip_type, *address, sio_data->revision);
/* Read GPIO config and VID value from LDN 7 (GPIO) */
- if (chip_type != IT8705F_DEVID) {
+ if (sio_data->type != it87) {
int reg;
superio_select(GPIO);
- if ((chip_type == it8718) ||
- (chip_type == it8720))
+ if (sio_data->type == it8718 || sio_data->type == it8720)
sio_data->vid_value = superio_inb(IT87_SIO_VID_REG);
reg = superio_inb(IT87_SIO_PINX2_REG);
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 4afba3ec2a6..e3654d683e1 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -120,19 +120,26 @@ struct imx_i2c_struct {
wait_queue_head_t queue;
unsigned long i2csr;
unsigned int disable_delay;
+ int stopped;
+ unsigned int ifdr; /* IMX_I2C_IFDR */
};
/** Functions for IMX I2C adapter driver ***************************************
*******************************************************************************/
-static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx)
+static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx, int for_busy)
{
unsigned long orig_jiffies = jiffies;
+ unsigned int temp;
dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
- /* wait for bus not busy */
- while (readb(i2c_imx->base + IMX_I2C_I2SR) & I2SR_IBB) {
+ while (1) {
+ temp = readb(i2c_imx->base + IMX_I2C_I2SR);
+ if (for_busy && (temp & I2SR_IBB))
+ break;
+ if (!for_busy && !(temp & I2SR_IBB))
+ break;
if (signal_pending(current)) {
dev_dbg(&i2c_imx->adapter.dev,
"<%s> I2C Interrupted\n", __func__);
@@ -179,41 +186,62 @@ static int i2c_imx_acked(struct imx_i2c_struct *i2c_imx)
return 0;
}
-static void i2c_imx_start(struct imx_i2c_struct *i2c_imx)
+static int i2c_imx_start(struct imx_i2c_struct *i2c_imx)
{
unsigned int temp = 0;
+ int result;
dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
+ clk_enable(i2c_imx->clk);
+ writeb(i2c_imx->ifdr, i2c_imx->base + IMX_I2C_IFDR);
/* Enable I2C controller */
+ writeb(0, i2c_imx->base + IMX_I2C_I2SR);
writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR);
+
+ /* Wait controller to be stable */
+ udelay(50);
+
/* Start I2C transaction */
temp = readb(i2c_imx->base + IMX_I2C_I2CR);
temp |= I2CR_MSTA;
writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+ result = i2c_imx_bus_busy(i2c_imx, 1);
+ if (result)
+ return result;
+ i2c_imx->stopped = 0;
+
temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK;
writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+ return result;
}
static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx)
{
unsigned int temp = 0;
- /* Stop I2C transaction */
- dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
- temp = readb(i2c_imx->base + IMX_I2C_I2CR);
- temp &= ~I2CR_MSTA;
- writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
- /* setup chip registers to defaults */
- writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR);
- writeb(0, i2c_imx->base + IMX_I2C_I2SR);
- /*
- * This delay caused by an i.MXL hardware bug.
- * If no (or too short) delay, no "STOP" bit will be generated.
- */
- udelay(i2c_imx->disable_delay);
+ if (!i2c_imx->stopped) {
+ /* Stop I2C transaction */
+ dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
+ temp = readb(i2c_imx->base + IMX_I2C_I2CR);
+ temp &= ~(I2CR_MSTA | I2CR_MTX);
+ writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+ i2c_imx->stopped = 1;
+ }
+ if (cpu_is_mx1()) {
+ /*
+ * This delay caused by an i.MXL hardware bug.
+ * If no (or too short) delay, no "STOP" bit will be generated.
+ */
+ udelay(i2c_imx->disable_delay);
+ }
+
+ if (!i2c_imx->stopped)
+ i2c_imx_bus_busy(i2c_imx, 0);
+
/* Disable I2C controller */
writeb(0, i2c_imx->base + IMX_I2C_I2CR);
+ clk_disable(i2c_imx->clk);
}
static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
@@ -233,8 +261,8 @@ static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
else
for (i = 0; i2c_clk_div[i][0] < div; i++);
- /* Write divider value to register */
- writeb(i2c_clk_div[i][1], i2c_imx->base + IMX_I2C_IFDR);
+ /* Store divider value */
+ i2c_imx->ifdr = i2c_clk_div[i][1];
/*
* There dummy delay is calculated.
@@ -341,11 +369,15 @@ static int i2c_imx_read(struct imx_i2c_struct *i2c_imx, struct i2c_msg *msgs)
if (result)
return result;
if (i == (msgs->len - 1)) {
+ /* It must generate STOP before read I2DR to prevent
+ controller from generating another clock cycle */
dev_dbg(&i2c_imx->adapter.dev,
"<%s> clear MSTA\n", __func__);
temp = readb(i2c_imx->base + IMX_I2C_I2CR);
- temp &= ~I2CR_MSTA;
+ temp &= ~(I2CR_MSTA | I2CR_MTX);
writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+ i2c_imx_bus_busy(i2c_imx, 0);
+ i2c_imx->stopped = 1;
} else if (i == (msgs->len - 2)) {
dev_dbg(&i2c_imx->adapter.dev,
"<%s> set TXAK\n", __func__);
@@ -370,14 +402,11 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter,
dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
- /* Check if i2c bus is not busy */
- result = i2c_imx_bus_busy(i2c_imx);
+ /* Start I2C transfer */
+ result = i2c_imx_start(i2c_imx);
if (result)
goto fail0;
- /* Start I2C transfer */
- i2c_imx_start(i2c_imx);
-
/* read/write data */
for (i = 0; i < num; i++) {
if (i) {
@@ -386,6 +415,9 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter,
temp = readb(i2c_imx->base + IMX_I2C_I2CR);
temp |= I2CR_RSTA;
writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+ result = i2c_imx_bus_busy(i2c_imx, 1);
+ if (result)
+ goto fail0;
}
dev_dbg(&i2c_imx->adapter.dev,
"<%s> transfer message: %d\n", __func__, i);
@@ -500,7 +532,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "can't get I2C clock\n");
goto fail3;
}
- clk_enable(i2c_imx->clk);
/* Request IRQ */
ret = request_irq(i2c_imx->irq, i2c_imx_isr, 0, pdev->name, i2c_imx);
@@ -549,7 +580,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
fail5:
free_irq(i2c_imx->irq, i2c_imx);
fail4:
- clk_disable(i2c_imx->clk);
clk_put(i2c_imx->clk);
fail3:
release_mem_region(i2c_imx->res->start, resource_size(res));
@@ -586,8 +616,6 @@ static int __exit i2c_imx_remove(struct platform_device *pdev)
if (pdata && pdata->exit)
pdata->exit(&pdev->dev);
- /* Disable I2C clock */
- clk_disable(i2c_imx->clk);
clk_put(i2c_imx->clk);
release_mem_region(i2c_imx->res->start, resource_size(i2c_imx->res));
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index d325e86e310..f627001108b 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -365,9 +365,6 @@ static int mpc_write(struct mpc_i2c *i2c, int target,
unsigned timeout = i2c->adap.timeout;
u32 flags = restart ? CCR_RSTA : 0;
- /* Start with MEN */
- if (!restart)
- writeccr(i2c, CCR_MEN);
/* Start as master */
writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags);
/* Write target byte */
@@ -396,9 +393,6 @@ static int mpc_read(struct mpc_i2c *i2c, int target,
int i, result;
u32 flags = restart ? CCR_RSTA : 0;
- /* Start with MEN */
- if (!restart)
- writeccr(i2c, CCR_MEN);
/* Switch to read - restart */
writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags);
/* Write target address byte - this time with the read flag set */
@@ -425,9 +419,9 @@ static int mpc_read(struct mpc_i2c *i2c, int target,
/* Generate txack on next to last byte */
if (i == length - 2)
writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_TXAK);
- /* Generate stop on last byte */
+ /* Do not generate stop on last byte */
if (i == length - 1)
- writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_TXAK);
+ writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX);
data[i] = readb(i2c->base + MPC_I2C_DR);
}
diff --git a/drivers/ide/atiixp.c b/drivers/ide/atiixp.c
index 6396c3ad325..837322b10a4 100644
--- a/drivers/ide/atiixp.c
+++ b/drivers/ide/atiixp.c
@@ -177,7 +177,7 @@ static const struct pci_device_id atiixp_pci_tbl[] = {
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), 0 },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), 1 },
{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), 0 },
- { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), 0 },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), 0 },
{ 0, },
};
MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
diff --git a/drivers/ide/cmd64x.c b/drivers/ide/cmd64x.c
index 680e5975217..ca0c46f6580 100644
--- a/drivers/ide/cmd64x.c
+++ b/drivers/ide/cmd64x.c
@@ -379,7 +379,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
.port_ops = &cmd64x_port_ops,
.host_flags = IDE_HFLAG_CLEAR_SIMPLEX |
- IDE_HFLAG_ABUSE_PREFETCH,
+ IDE_HFLAG_ABUSE_PREFETCH |
+ IDE_HFLAG_SERIALIZE,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = 0x00, /* no udma */
@@ -389,7 +390,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.port_ops = &cmd648_port_ops,
- .host_flags = IDE_HFLAG_ABUSE_PREFETCH,
+ .host_flags = IDE_HFLAG_ABUSE_PREFETCH |
+ IDE_HFLAG_SERIALIZE,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,
diff --git a/drivers/input/input.c b/drivers/input/input.c
index c6f88ebb40c..cc763c96fad 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -782,10 +782,29 @@ static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
return 0;
}
+union input_seq_state {
+ struct {
+ unsigned short pos;
+ bool mutex_acquired;
+ };
+ void *p;
+};
+
static void *input_devices_seq_start(struct seq_file *seq, loff_t *pos)
{
- if (mutex_lock_interruptible(&input_mutex))
- return NULL;
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+ int error;
+
+ /* We need to fit into seq->private pointer */
+ BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+ error = mutex_lock_interruptible(&input_mutex);
+ if (error) {
+ state->mutex_acquired = false;
+ return ERR_PTR(error);
+ }
+
+ state->mutex_acquired = true;
return seq_list_start(&input_dev_list, *pos);
}
@@ -795,9 +814,12 @@ static void *input_devices_seq_next(struct seq_file *seq, void *v, loff_t *pos)
return seq_list_next(v, &input_dev_list, pos);
}
-static void input_devices_seq_stop(struct seq_file *seq, void *v)
+static void input_seq_stop(struct seq_file *seq, void *v)
{
- mutex_unlock(&input_mutex);
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+
+ if (state->mutex_acquired)
+ mutex_unlock(&input_mutex);
}
static void input_seq_print_bitmap(struct seq_file *seq, const char *name,
@@ -861,7 +883,7 @@ static int input_devices_seq_show(struct seq_file *seq, void *v)
static const struct seq_operations input_devices_seq_ops = {
.start = input_devices_seq_start,
.next = input_devices_seq_next,
- .stop = input_devices_seq_stop,
+ .stop = input_seq_stop,
.show = input_devices_seq_show,
};
@@ -881,40 +903,49 @@ static const struct file_operations input_devices_fileops = {
static void *input_handlers_seq_start(struct seq_file *seq, loff_t *pos)
{
- if (mutex_lock_interruptible(&input_mutex))
- return NULL;
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
+ int error;
+
+ /* We need to fit into seq->private pointer */
+ BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+ error = mutex_lock_interruptible(&input_mutex);
+ if (error) {
+ state->mutex_acquired = false;
+ return ERR_PTR(error);
+ }
+
+ state->mutex_acquired = true;
+ state->pos = *pos;
- seq->private = (void *)(unsigned long)*pos;
return seq_list_start(&input_handler_list, *pos);
}
static void *input_handlers_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
- seq->private = (void *)(unsigned long)(*pos + 1);
- return seq_list_next(v, &input_handler_list, pos);
-}
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
-static void input_handlers_seq_stop(struct seq_file *seq, void *v)
-{
- mutex_unlock(&input_mutex);
+ state->pos = *pos + 1;
+ return seq_list_next(v, &input_handler_list, pos);
}
static int input_handlers_seq_show(struct seq_file *seq, void *v)
{
struct input_handler *handler = container_of(v, struct input_handler, node);
+ union input_seq_state *state = (union input_seq_state *)&seq->private;
- seq_printf(seq, "N: Number=%ld Name=%s",
- (unsigned long)seq->private, handler->name);
+ seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name);
if (handler->fops)
seq_printf(seq, " Minor=%d", handler->minor);
seq_putc(seq, '\n');
return 0;
}
+
static const struct seq_operations input_handlers_seq_ops = {
.start = input_handlers_seq_start,
.next = input_handlers_seq_next,
- .stop = input_handlers_seq_stop,
+ .stop = input_seq_stop,
.show = input_handlers_seq_show,
};
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 4709e15af60..4452eabbee6 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -233,6 +233,7 @@ struct atkbd {
*/
static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
static void *atkbd_platform_fixup_data;
+static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
ssize_t (*handler)(struct atkbd *, char *));
@@ -393,6 +394,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
input_event(dev, EV_MSC, MSC_RAW, code);
+ if (atkbd_platform_scancode_fixup)
+ code = atkbd_platform_scancode_fixup(atkbd, code);
+
if (atkbd->translated) {
if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
@@ -574,11 +578,22 @@ static void atkbd_event_work(struct work_struct *work)
mutex_lock(&atkbd->event_mutex);
- if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
- atkbd_set_leds(atkbd);
+ if (!atkbd->enabled) {
+ /*
+ * Serio ports are resumed asynchronously so while driver core
+ * thinks that device is already fully operational in reality
+ * it may not be ready yet. In this case we need to keep
+ * rescheduling till reconnect completes.
+ */
+ schedule_delayed_work(&atkbd->event_work,
+ msecs_to_jiffies(100));
+ } else {
+ if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_leds(atkbd);
- if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
- atkbd_set_repeat_rate(atkbd);
+ if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_repeat_rate(atkbd);
+ }
mutex_unlock(&atkbd->event_mutex);
}
@@ -770,6 +785,30 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra
return 3;
}
+static int atkbd_reset_state(struct atkbd *atkbd)
+{
+ struct ps2dev *ps2dev = &atkbd->ps2dev;
+ unsigned char param[1];
+
+/*
+ * Set the LEDs to a predefined state (all off).
+ */
+
+ param[0] = 0;
+ if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
+ return -1;
+
+/*
+ * Set autorepeat to fastest possible.
+ */
+
+ param[0] = 0;
+ if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
+ return -1;
+
+ return 0;
+}
+
static int atkbd_activate(struct atkbd *atkbd)
{
struct ps2dev *ps2dev = &atkbd->ps2dev;
@@ -852,29 +891,6 @@ static unsigned int atkbd_hp_forced_release_keys[] = {
};
/*
- * Inventec system with broken key release on volume keys
- */
-static unsigned int atkbd_inventec_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release
- * for its volume buttons
- */
-static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
- * release for their volume buttons
- */
-static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
- 0xae, 0xb0, -1U
-};
-
-/*
* Samsung NC10,NC20 with Fn+F? key release not working
*/
static unsigned int atkbd_samsung_forced_release_keys[] = {
@@ -882,14 +898,6 @@ static unsigned int atkbd_samsung_forced_release_keys[] = {
};
/*
- * The volume up and volume down special keys on a Fujitsu Amilo PA 1510 laptop
- * do not generate release events so we have to do it ourselves.
- */
-static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = {
- 0xb0, 0xae, -1U
-};
-
-/*
* Amilo Pi 3525 key release for Fn+Volume keys not working
*/
static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
@@ -911,6 +919,30 @@ static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
};
/*
+ * Many notebooks don't send key release event for volume up/down
+ * keys, with key list below common among them
+ */
+static unsigned int atkbd_volume_forced_release_keys[] = {
+ 0xae, 0xb0, -1U
+};
+
+/*
+ * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
+ * they should be generating e4-e6 (0x80 | code).
+ */
+static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
+ unsigned int code)
+{
+ if (atkbd->translated && atkbd->emul == 1 &&
+ (code == 0x64 || code == 0x65 || code == 0x66)) {
+ atkbd->emul = 0;
+ code |= 0x80;
+ }
+
+ return code;
+}
+
+/*
* atkbd_set_keycode_table() initializes keyboard's keycode table
* according to the selected scancode set
*/
@@ -1087,6 +1119,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
}
atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
+ atkbd_reset_state(atkbd);
atkbd_activate(atkbd);
} else {
@@ -1267,6 +1300,7 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun
atkbd->dev = new_dev;
atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
+ atkbd_reset_state(atkbd);
atkbd_activate(atkbd);
atkbd_set_keycode_table(atkbd);
atkbd_set_device_attrs(atkbd);
@@ -1513,6 +1547,13 @@ static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
return 0;
}
+static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
+{
+ atkbd_platform_scancode_fixup = id->driver_data;
+
+ return 0;
+}
+
static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
{
.ident = "Dell Laptop",
@@ -1548,7 +1589,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_zv6100_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4000",
@@ -1557,7 +1598,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4100",
@@ -1566,7 +1607,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "HP Presario R4200",
@@ -1575,7 +1616,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_hp_r4000_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Inventec Symphony",
@@ -1584,7 +1625,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_inventec_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Samsung NC10",
@@ -1620,7 +1661,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
},
.callback = atkbd_setup_forced_release,
- .driver_data = atkbd_amilo_pa1510_forced_release_keys,
+ .driver_data = atkbd_volume_forced_release_keys,
},
{
.ident = "Fujitsu Amilo Pi 3525",
@@ -1649,6 +1690,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
.callback = atkbd_setup_forced_release,
.driver_data = atkdb_soltech_ta12_forced_release_keys,
},
+ {
+ .ident = "OQO Model 01+",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
+ },
+ .callback = atkbd_setup_scancode_fixup,
+ .driver_data = atkbd_oqo_01plus_scancode_fixup,
+ },
{ }
};
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index a88aff3816a..77d13091425 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -147,6 +147,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
}
error = request_irq(irq, gpio_keys_isr,
+ IRQF_SHARED |
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
button->desc ? button->desc : "gpio_keys",
bdata);
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 02f4f8f1db6..a9bb2544b2d 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -227,6 +227,7 @@ config INPUT_WINBOND_CIR
depends on X86 && PNP
select NEW_LEDS
select LEDS_CLASS
+ select LEDS_TRIGGERS
select BITREVERSE
help
Say Y here if you want to use the IR remote functionality found
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index 216a559f55e..ea821b54696 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -209,7 +209,7 @@ static inline int hp_sdc_rtc_read_rt(struct timeval *res) {
/* Read the i8042 fast handshake timer */
static inline int hp_sdc_rtc_read_fhs(struct timeval *res) {
- uint64_t raw;
+ int64_t raw;
unsigned int tenms;
raw = hp_sdc_rtc_read_i8042timer(HP_SDC_CMD_LOAD_FHS, 2);
diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c
index de745d75116..ab5dc5f5fd8 100644
--- a/drivers/input/mouse/logips2pp.c
+++ b/drivers/input/mouse/logips2pp.c
@@ -219,7 +219,7 @@ static const struct ps2pp_info *get_model_info(unsigned char model)
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
{ 72, PS2PP_KIND_TRACKMAN, 0 }, /* T-CH11: TrackMan Marble */
- { 73, 0, PS2PP_SIDE_BTN },
+ { 73, PS2PP_KIND_TRACKMAN, PS2PP_SIDE_BTN }, /* TrackMan FX */
{ 75, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 76, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 79, PS2PP_KIND_TRACKMAN, PS2PP_WHEEL }, /* TrackMan with wheel */
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index b66ff1ac7de..f4a61252bcc 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -652,6 +652,16 @@ static const struct dmi_system_id toshiba_dmi_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M300"),
},
+
+ },
+ {
+ .ident = "Toshiba Portege M300",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Portable PC"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Version 1.0"),
+ },
+
},
{ }
};
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index a39bc4eb902..a537925f765 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -327,6 +327,17 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
},
},
{
+ /*
+ * Reset and GET ID commands issued via KBD port are
+ * sometimes being delivered to AUX3.
+ */
+ .ident = "Sony Vaio FZ-240E",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
+ },
+ },
+ {
.ident = "Amoi M636/A737",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
@@ -661,7 +672,7 @@ static void i8042_pnp_exit(void)
static int __init i8042_pnp_init(void)
{
char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
- int pnp_data_busted = false;
+ bool pnp_data_busted = false;
int err;
#ifdef CONFIG_X86
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index a31578170cc..1df02d25aca 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -836,17 +836,32 @@ static int i8042_controller_selftest(void)
static int i8042_controller_init(void)
{
unsigned long flags;
+ int n = 0;
+ unsigned char ctr[2];
/*
- * Save the CTR for restoral on unload / reboot.
+ * Save the CTR for restore on unload / reboot.
*/
- if (i8042_command(&i8042_ctr, I8042_CMD_CTL_RCTR)) {
- printk(KERN_ERR "i8042.c: Can't read CTR while initializing i8042.\n");
- return -EIO;
- }
+ do {
+ if (n >= 10) {
+ printk(KERN_ERR
+ "i8042.c: Unable to get stable CTR read.\n");
+ return -EIO;
+ }
+
+ if (n != 0)
+ udelay(50);
+
+ if (i8042_command(&ctr[n++ % 2], I8042_CMD_CTL_RCTR)) {
+ printk(KERN_ERR
+ "i8042.c: Can't read CTR while initializing i8042.\n");
+ return -EIO;
+ }
- i8042_initial_ctr = i8042_ctr;
+ } while (n < 2 || ctr[0] != ctr[1]);
+
+ i8042_initial_ctr = i8042_ctr = ctr[0];
/*
* Disable the keyboard interface and interrupt.
@@ -895,6 +910,12 @@ static int i8042_controller_init(void)
return -EIO;
}
+/*
+ * Flush whatever accumulated while we were disabling keyboard port.
+ */
+
+ i8042_flush();
+
return 0;
}
@@ -914,7 +935,7 @@ static void i8042_controller_reset(void)
i8042_ctr |= I8042_CTR_KBDDIS | I8042_CTR_AUXDIS;
i8042_ctr &= ~(I8042_CTR_KBDINT | I8042_CTR_AUXINT);
- if (i8042_command(&i8042_initial_ctr, I8042_CMD_CTL_WCTR))
+ if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR))
printk(KERN_WARNING "i8042.c: Can't write CTR while resetting.\n");
/*
diff --git a/drivers/isdn/i4l/isdn_net.h b/drivers/isdn/i4l/isdn_net.h
index 74032d0881e..7511f08effa 100644
--- a/drivers/isdn/i4l/isdn_net.h
+++ b/drivers/isdn/i4l/isdn_net.h
@@ -83,19 +83,19 @@ static __inline__ isdn_net_local * isdn_net_get_locked_lp(isdn_net_dev *nd)
spin_lock_irqsave(&nd->queue_lock, flags);
lp = nd->queue; /* get lp on top of queue */
- spin_lock(&nd->queue->xmit_lock);
while (isdn_net_lp_busy(nd->queue)) {
- spin_unlock(&nd->queue->xmit_lock);
nd->queue = nd->queue->next;
if (nd->queue == lp) { /* not found -- should never happen */
lp = NULL;
goto errout;
}
- spin_lock(&nd->queue->xmit_lock);
}
lp = nd->queue;
nd->queue = nd->queue->next;
+ spin_unlock_irqrestore(&nd->queue_lock, flags);
+ spin_lock(&lp->xmit_lock);
local_bh_disable();
+ return lp;
errout:
spin_unlock_irqrestore(&nd->queue_lock, flags);
return lp;
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index b40fb9b6c86..6f308a4757e 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -405,7 +405,11 @@ static int __init via_pmu_start(void)
printk(KERN_ERR "via-pmu: can't map interrupt\n");
return -ENODEV;
}
- if (request_irq(irq, via_pmu_interrupt, 0, "VIA-PMU", (void *)0)) {
+ /* We set IRQF_TIMER because we don't want the interrupt to be disabled
+ * between the 2 passes of driver suspend, we control our own disabling
+ * for that one
+ */
+ if (request_irq(irq, via_pmu_interrupt, IRQF_TIMER, "VIA-PMU", (void *)0)) {
printk(KERN_ERR "via-pmu: can't request irq %d\n", irq);
return -ENODEV;
}
@@ -419,7 +423,7 @@ static int __init via_pmu_start(void)
gpio_irq = irq_of_parse_and_map(gpio_node, 0);
if (gpio_irq != NO_IRQ) {
- if (request_irq(gpio_irq, gpio1_interrupt, 0,
+ if (request_irq(gpio_irq, gpio1_interrupt, IRQF_TIMER,
"GPIO1 ADB", (void *)0))
printk(KERN_ERR "pmu: can't get irq %d"
" (GPIO1)\n", gpio_irq);
@@ -925,8 +929,7 @@ proc_write_options(struct file *file, const char __user *buffer,
#ifdef CONFIG_ADB
/* Send an ADB command */
-static int
-pmu_send_request(struct adb_request *req, int sync)
+static int pmu_send_request(struct adb_request *req, int sync)
{
int i, ret;
@@ -1005,16 +1008,11 @@ pmu_send_request(struct adb_request *req, int sync)
}
/* Enable/disable autopolling */
-static int
-pmu_adb_autopoll(int devs)
+static int __pmu_adb_autopoll(int devs)
{
struct adb_request req;
- if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
- return -ENXIO;
-
if (devs) {
- adb_dev_map = devs;
pmu_request(&req, NULL, 5, PMU_ADB_CMD, 0, 0x86,
adb_dev_map >> 8, adb_dev_map);
pmu_adb_flags = 2;
@@ -1027,9 +1025,17 @@ pmu_adb_autopoll(int devs)
return 0;
}
+static int pmu_adb_autopoll(int devs)
+{
+ if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
+ return -ENXIO;
+
+ adb_dev_map = devs;
+ return __pmu_adb_autopoll(devs);
+}
+
/* Reset the ADB bus */
-static int
-pmu_adb_reset_bus(void)
+static int pmu_adb_reset_bus(void)
{
struct adb_request req;
int save_autopoll = adb_dev_map;
@@ -1038,13 +1044,13 @@ pmu_adb_reset_bus(void)
return -ENXIO;
/* anyone got a better idea?? */
- pmu_adb_autopoll(0);
+ __pmu_adb_autopoll(0);
- req.nbytes = 5;
+ req.nbytes = 4;
req.done = NULL;
req.data[0] = PMU_ADB_CMD;
- req.data[1] = 0;
- req.data[2] = ADB_BUSRESET;
+ req.data[1] = ADB_BUSRESET;
+ req.data[2] = 0;
req.data[3] = 0;
req.data[4] = 0;
req.reply_len = 0;
@@ -1056,7 +1062,7 @@ pmu_adb_reset_bus(void)
pmu_wait_complete(&req);
if (save_autopoll != 0)
- pmu_adb_autopoll(save_autopoll);
+ __pmu_adb_autopoll(save_autopoll);
return 0;
}
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 1dc4185bd78..e355e7f6a53 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -46,7 +46,7 @@ obj-$(CONFIG_DM_LOG_USERSPACE) += dm-log-userspace.o
obj-$(CONFIG_DM_ZERO) += dm-zero.o
quiet_cmd_unroll = UNROLL $@
- cmd_unroll = $(PERL) $(srctree)/$(src)/unroll.pl $(UNROLL) \
+ cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \
< $< > $@ || ( rm -f $@ && exit 1 )
ifeq ($(CONFIG_ALTIVEC),y)
@@ -59,56 +59,56 @@ endif
targets += raid6int1.c
$(obj)/raid6int1.c: UNROLL := 1
-$(obj)/raid6int1.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int1.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
targets += raid6int2.c
$(obj)/raid6int2.c: UNROLL := 2
-$(obj)/raid6int2.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int2.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
targets += raid6int4.c
$(obj)/raid6int4.c: UNROLL := 4
-$(obj)/raid6int4.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int4.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
targets += raid6int8.c
$(obj)/raid6int8.c: UNROLL := 8
-$(obj)/raid6int8.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int8.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
targets += raid6int16.c
$(obj)/raid6int16.c: UNROLL := 16
-$(obj)/raid6int16.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int16.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
targets += raid6int32.c
$(obj)/raid6int32.c: UNROLL := 32
-$(obj)/raid6int32.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int32.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
CFLAGS_raid6altivec1.o += $(altivec_flags)
targets += raid6altivec1.c
$(obj)/raid6altivec1.c: UNROLL := 1
-$(obj)/raid6altivec1.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec1.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
CFLAGS_raid6altivec2.o += $(altivec_flags)
targets += raid6altivec2.c
$(obj)/raid6altivec2.c: UNROLL := 2
-$(obj)/raid6altivec2.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec2.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
CFLAGS_raid6altivec4.o += $(altivec_flags)
targets += raid6altivec4.c
$(obj)/raid6altivec4.c: UNROLL := 4
-$(obj)/raid6altivec4.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec4.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
CFLAGS_raid6altivec8.o += $(altivec_flags)
targets += raid6altivec8.c
$(obj)/raid6altivec8.c: UNROLL := 8
-$(obj)/raid6altivec8.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec8.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
$(call if_changed,unroll)
quiet_cmd_mktable = TABLE $@
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 6986b0059d2..60e2b322db1 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1624,10 +1624,11 @@ int bitmap_create(mddev_t *mddev)
bitmap->offset = mddev->bitmap_offset;
if (file) {
get_file(file);
- do_sync_mapping_range(file->f_mapping, 0, LLONG_MAX,
- SYNC_FILE_RANGE_WAIT_BEFORE |
- SYNC_FILE_RANGE_WRITE |
- SYNC_FILE_RANGE_WAIT_AFTER);
+ /* As future accesses to this file will use bmap,
+ * and bypass the page cache, we must sync the file
+ * first.
+ */
+ vfs_fsync(file, file->f_dentry, 1);
}
/* read superblock from bitmap file (this sets bitmap->chunksize) */
err = bitmap_read_sb(bitmap);
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 556acff3952..7dbe652efb5 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -138,16 +138,6 @@ int dm_exception_store_type_unregister(struct dm_exception_store_type *type)
}
EXPORT_SYMBOL(dm_exception_store_type_unregister);
-/*
- * Round a number up to the nearest 'size' boundary. size must
- * be a power of 2.
- */
-static ulong round_up(ulong n, ulong size)
-{
- size--;
- return (n + size) & ~size;
-}
-
static int set_chunk_size(struct dm_exception_store *store,
const char *chunk_size_arg, char **error)
{
@@ -155,7 +145,8 @@ static int set_chunk_size(struct dm_exception_store *store,
char *value;
chunk_size_ulong = simple_strtoul(chunk_size_arg, &value, 10);
- if (*chunk_size_arg == '\0' || *value != '\0') {
+ if (*chunk_size_arg == '\0' || *value != '\0' ||
+ chunk_size_ulong > UINT_MAX) {
*error = "Invalid chunk size";
return -EINVAL;
}
@@ -165,40 +156,35 @@ static int set_chunk_size(struct dm_exception_store *store,
return 0;
}
- /*
- * Chunk size must be multiple of page size. Silently
- * round up if it's not.
- */
- chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9);
-
- return dm_exception_store_set_chunk_size(store, chunk_size_ulong,
+ return dm_exception_store_set_chunk_size(store,
+ (unsigned) chunk_size_ulong,
error);
}
int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
- unsigned long chunk_size_ulong,
+ unsigned chunk_size,
char **error)
{
/* Check chunk_size is a power of 2 */
- if (!is_power_of_2(chunk_size_ulong)) {
+ if (!is_power_of_2(chunk_size)) {
*error = "Chunk size is not a power of 2";
return -EINVAL;
}
/* Validate the chunk size against the device block size */
- if (chunk_size_ulong % (bdev_logical_block_size(store->cow->bdev) >> 9)) {
+ if (chunk_size % (bdev_logical_block_size(store->cow->bdev) >> 9)) {
*error = "Chunk size is not a multiple of device blocksize";
return -EINVAL;
}
- if (chunk_size_ulong > INT_MAX >> SECTOR_SHIFT) {
+ if (chunk_size > INT_MAX >> SECTOR_SHIFT) {
*error = "Chunk size is too high";
return -EINVAL;
}
- store->chunk_size = chunk_size_ulong;
- store->chunk_mask = chunk_size_ulong - 1;
- store->chunk_shift = ffs(chunk_size_ulong) - 1;
+ store->chunk_size = chunk_size;
+ store->chunk_mask = chunk_size - 1;
+ store->chunk_shift = ffs(chunk_size) - 1;
return 0;
}
@@ -251,7 +237,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
r = set_chunk_size(tmp_store, argv[2], &ti->error);
if (r)
- goto bad_cow;
+ goto bad_ctr;
r = type->ctr(tmp_store, 0, NULL);
if (r) {
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h
index 812c71872ba..8a223a48802 100644
--- a/drivers/md/dm-exception-store.h
+++ b/drivers/md/dm-exception-store.h
@@ -101,9 +101,9 @@ struct dm_exception_store {
struct dm_dev *cow;
/* Size of data blocks saved - must be a power of 2 */
- chunk_t chunk_size;
- chunk_t chunk_mask;
- chunk_t chunk_shift;
+ unsigned chunk_size;
+ unsigned chunk_mask;
+ unsigned chunk_shift;
void *context;
};
@@ -169,7 +169,7 @@ int dm_exception_store_type_register(struct dm_exception_store_type *type);
int dm_exception_store_type_unregister(struct dm_exception_store_type *type);
int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
- unsigned long chunk_size_ulong,
+ unsigned chunk_size,
char **error);
int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c
index 652bd33109e..7ac2c1450d1 100644
--- a/drivers/md/dm-log-userspace-base.c
+++ b/drivers/md/dm-log-userspace-base.c
@@ -156,7 +156,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
}
/* The ptr value is sufficient for local unique id */
- lc->luid = (uint64_t)lc;
+ lc->luid = (unsigned long)lc;
lc->ti = ti;
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index d5b2e08750d..0c746420c00 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -284,12 +284,13 @@ static int read_header(struct pstore *ps, int *new_snapshot)
{
int r;
struct disk_header *dh;
- chunk_t chunk_size;
+ unsigned chunk_size;
int chunk_size_supplied = 1;
char *chunk_err;
/*
- * Use default chunk size (or hardsect_size, if larger) if none supplied
+ * Use default chunk size (or logical_block_size, if larger)
+ * if none supplied
*/
if (!ps->store->chunk_size) {
ps->store->chunk_size = max(DM_CHUNK_SIZE_DEFAULT_SECTORS,
@@ -334,10 +335,9 @@ static int read_header(struct pstore *ps, int *new_snapshot)
return 0;
if (chunk_size_supplied)
- DMWARN("chunk size %llu in device metadata overrides "
- "table chunk size of %llu.",
- (unsigned long long)chunk_size,
- (unsigned long long)ps->store->chunk_size);
+ DMWARN("chunk size %u in device metadata overrides "
+ "table chunk size of %u.",
+ chunk_size, ps->store->chunk_size);
/* We had a bogus chunk_size. Fix stuff up. */
free_area(ps);
@@ -345,8 +345,8 @@ static int read_header(struct pstore *ps, int *new_snapshot)
r = dm_exception_store_set_chunk_size(ps->store, chunk_size,
&chunk_err);
if (r) {
- DMERR("invalid on-disk chunk size %llu: %s.",
- (unsigned long long)chunk_size, chunk_err);
+ DMERR("invalid on-disk chunk size %u: %s.",
+ chunk_size, chunk_err);
return r;
}
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 57f1bf7f3b7..3a3ba46e6d4 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -296,6 +296,7 @@ static void __insert_origin(struct origin *o)
*/
static int register_snapshot(struct dm_snapshot *snap)
{
+ struct dm_snapshot *l;
struct origin *o, *new_o;
struct block_device *bdev = snap->origin->bdev;
@@ -319,7 +320,11 @@ static int register_snapshot(struct dm_snapshot *snap)
__insert_origin(o);
}
- list_add_tail(&snap->list, &o->snapshots);
+ /* Sort the list according to chunk size, largest-first smallest-last */
+ list_for_each_entry(l, &o->snapshots, list)
+ if (l->store->chunk_size < snap->store->chunk_size)
+ break;
+ list_add_tail(&snap->list, &l->list);
up_write(&_origins_lock);
return 0;
@@ -668,6 +673,11 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
bio_list_init(&s->queued_bios);
INIT_WORK(&s->queued_bios_work, flush_queued_bios);
+ if (!s->store->chunk_size) {
+ ti->error = "Chunk size not set";
+ goto bad_load_and_register;
+ }
+
/* Add snapshot to the list of snapshots for this origin */
/* Exceptions aren't triggered till snapshot_resume() is called */
if (register_snapshot(s)) {
@@ -951,7 +961,7 @@ static void start_copy(struct dm_snap_pending_exception *pe)
src.bdev = bdev;
src.sector = chunk_to_sector(s->store, pe->e.old_chunk);
- src.count = min(s->store->chunk_size, dev_size - src.sector);
+ src.count = min((sector_t)s->store->chunk_size, dev_size - src.sector);
dest.bdev = s->store->cow->bdev;
dest.sector = chunk_to_sector(s->store, pe->e.new_chunk);
@@ -1142,6 +1152,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
unsigned sz = 0;
struct dm_snapshot *snap = ti->private;
+ down_write(&snap->lock);
+
switch (type) {
case STATUSTYPE_INFO:
if (!snap->valid)
@@ -1173,6 +1185,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
break;
}
+ up_write(&snap->lock);
+
return 0;
}
@@ -1388,7 +1402,7 @@ static void origin_resume(struct dm_target *ti)
struct dm_dev *dev = ti->private;
struct dm_snapshot *snap;
struct origin *o;
- chunk_t chunk_size = 0;
+ unsigned chunk_size = 0;
down_read(&_origins_lock);
o = __lookup_origin(dev->bdev);
@@ -1465,7 +1479,7 @@ static int __init dm_snapshot_init(void)
r = dm_register_target(&snapshot_target);
if (r) {
DMERR("snapshot target register failed %d", r);
- return r;
+ goto bad_register_snapshot_target;
}
r = dm_register_target(&origin_target);
@@ -1522,6 +1536,9 @@ bad2:
dm_unregister_target(&origin_target);
bad1:
dm_unregister_target(&snapshot_target);
+
+bad_register_snapshot_target:
+ dm_exception_store_exit();
return r;
}
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 23e76fe0d35..724efc63904 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -47,6 +47,7 @@ struct dm_io {
atomic_t io_count;
struct bio *bio;
unsigned long start_time;
+ spinlock_t endio_lock;
};
/*
@@ -130,7 +131,7 @@ struct mapped_device {
/*
* A list of ios that arrived while we were suspended.
*/
- atomic_t pending;
+ atomic_t pending[2];
wait_queue_head_t wait;
struct work_struct work;
struct bio_list deferred;
@@ -453,13 +454,14 @@ static void start_io_acct(struct dm_io *io)
{
struct mapped_device *md = io->md;
int cpu;
+ int rw = bio_data_dir(io->bio);
io->start_time = jiffies;
cpu = part_stat_lock();
part_round_stats(cpu, &dm_disk(md)->part0);
part_stat_unlock();
- dm_disk(md)->part0.in_flight = atomic_inc_return(&md->pending);
+ dm_disk(md)->part0.in_flight[rw] = atomic_inc_return(&md->pending[rw]);
}
static void end_io_acct(struct dm_io *io)
@@ -479,8 +481,9 @@ static void end_io_acct(struct dm_io *io)
* After this is decremented the bio must not be touched if it is
* a barrier.
*/
- dm_disk(md)->part0.in_flight = pending =
- atomic_dec_return(&md->pending);
+ dm_disk(md)->part0.in_flight[rw] = pending =
+ atomic_dec_return(&md->pending[rw]);
+ pending += atomic_read(&md->pending[rw^0x1]);
/* nudge anyone waiting on suspend queue */
if (!pending)
@@ -576,8 +579,12 @@ static void dec_pending(struct dm_io *io, int error)
struct mapped_device *md = io->md;
/* Push-back supersedes any I/O errors */
- if (error && !(io->error > 0 && __noflush_suspending(md)))
- io->error = error;
+ if (unlikely(error)) {
+ spin_lock_irqsave(&io->endio_lock, flags);
+ if (!(io->error > 0 && __noflush_suspending(md)))
+ io->error = error;
+ spin_unlock_irqrestore(&io->endio_lock, flags);
+ }
if (atomic_dec_and_test(&io->io_count)) {
if (io->error == DM_ENDIO_REQUEUE) {
@@ -1224,6 +1231,7 @@ static void __split_and_process_bio(struct mapped_device *md, struct bio *bio)
atomic_set(&ci.io->io_count, 1);
ci.io->bio = bio;
ci.io->md = md;
+ spin_lock_init(&ci.io->endio_lock);
ci.sector = bio->bi_sector;
ci.sector_count = bio_sectors(bio);
if (unlikely(bio_empty_barrier(bio)))
@@ -1785,7 +1793,8 @@ static struct mapped_device *alloc_dev(int minor)
if (!md->disk)
goto bad_disk;
- atomic_set(&md->pending, 0);
+ atomic_set(&md->pending[0], 0);
+ atomic_set(&md->pending[1], 0);
init_waitqueue_head(&md->wait);
INIT_WORK(&md->work, dm_wq_work);
init_waitqueue_head(&md->eventq);
@@ -1819,6 +1828,7 @@ static struct mapped_device *alloc_dev(int minor)
bad_bdev:
destroy_workqueue(md->wq);
bad_thread:
+ del_gendisk(md->disk);
put_disk(md->disk);
bad_disk:
blk_cleanup_queue(md->queue);
@@ -2088,7 +2098,8 @@ static int dm_wait_for_completion(struct mapped_device *md, int interruptible)
break;
}
spin_unlock_irqrestore(q->queue_lock, flags);
- } else if (!atomic_read(&md->pending))
+ } else if (!atomic_read(&md->pending[0]) &&
+ !atomic_read(&md->pending[1]))
break;
if (interruptible == TASK_INTERRUPTIBLE &&
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 26ba42a7912..10eb1fce975 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2631,7 +2631,7 @@ static void analyze_sbs(mddev_t * mddev)
rdev->desc_nr = i++;
rdev->raid_disk = rdev->desc_nr;
set_bit(In_sync, &rdev->flags);
- } else if (rdev->raid_disk >= mddev->raid_disks) {
+ } else if (rdev->raid_disk >= (mddev->raid_disks - min(0, mddev->delta_disks))) {
rdev->raid_disk = -1;
clear_bit(In_sync, &rdev->flags);
}
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index d1b9bd5fd4f..a053423785c 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -64,7 +64,7 @@ static void * r1bio_pool_alloc(gfp_t gfp_flags, void *data)
/* allocate a r1bio with room for raid_disks entries in the bios array */
r1_bio = kzalloc(size, gfp_flags);
- if (!r1_bio)
+ if (!r1_bio && pi->mddev)
unplug_slaves(pi->mddev);
return r1_bio;
@@ -1683,6 +1683,7 @@ static void raid1d(mddev_t *mddev)
generic_make_request(bio);
}
}
+ cond_resched();
}
if (unplug)
unplug_slaves(mddev);
@@ -1978,13 +1979,14 @@ static int run(mddev_t *mddev)
conf->poolinfo = kmalloc(sizeof(*conf->poolinfo), GFP_KERNEL);
if (!conf->poolinfo)
goto out_no_mem;
- conf->poolinfo->mddev = mddev;
+ conf->poolinfo->mddev = NULL;
conf->poolinfo->raid_disks = mddev->raid_disks;
conf->r1bio_pool = mempool_create(NR_RAID1_BIOS, r1bio_pool_alloc,
r1bio_pool_free,
conf->poolinfo);
if (!conf->r1bio_pool)
goto out_no_mem;
+ conf->poolinfo->mddev = mddev;
spin_lock_init(&conf->device_lock);
mddev->queue->queue_lock = &conf->device_lock;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 51c4c5c4d87..c2cb7b87b44 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -68,7 +68,7 @@ static void * r10bio_pool_alloc(gfp_t gfp_flags, void *data)
/* allocate a r10bio with room for raid_disks entries in the bios array */
r10_bio = kzalloc(size, gfp_flags);
- if (!r10_bio)
+ if (!r10_bio && conf->mddev)
unplug_slaves(conf->mddev);
return r10_bio;
@@ -1632,6 +1632,7 @@ static void raid10d(mddev_t *mddev)
generic_make_request(bio);
}
}
+ cond_resched();
}
if (unplug)
unplug_slaves(mddev);
@@ -2095,7 +2096,6 @@ static int run(mddev_t *mddev)
if (!conf->tmppage)
goto out_free_conf;
- conf->mddev = mddev;
conf->raid_disks = mddev->raid_disks;
conf->near_copies = nc;
conf->far_copies = fc;
@@ -2132,6 +2132,7 @@ static int run(mddev_t *mddev)
goto out_free_conf;
}
+ conf->mddev = mddev;
spin_lock_init(&conf->device_lock);
mddev->queue->queue_lock = &conf->device_lock;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 94829804ab7..81abefc172d 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -156,13 +156,16 @@ static inline int raid6_next_disk(int disk, int raid_disks)
static int raid6_idx_to_slot(int idx, struct stripe_head *sh,
int *count, int syndrome_disks)
{
- int slot;
+ int slot = *count;
+ if (sh->ddf_layout)
+ (*count)++;
if (idx == sh->pd_idx)
return syndrome_disks;
if (idx == sh->qd_idx)
return syndrome_disks + 1;
- slot = (*count)++;
+ if (!sh->ddf_layout)
+ (*count)++;
return slot;
}
@@ -717,7 +720,7 @@ static int set_syndrome_sources(struct page **srcs, struct stripe_head *sh)
int i;
for (i = 0; i < disks; i++)
- srcs[i] = (void *)raid6_empty_zero_page;
+ srcs[i] = NULL;
count = 0;
i = d0_idx;
@@ -727,9 +730,8 @@ static int set_syndrome_sources(struct page **srcs, struct stripe_head *sh)
srcs[slot] = sh->dev[i].page;
i = raid6_next_disk(i, disks);
} while (i != d0_idx);
- BUG_ON(count != syndrome_disks);
- return count;
+ return syndrome_disks;
}
static struct dma_async_tx_descriptor *
@@ -814,7 +816,7 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
* slot number conversion for 'faila' and 'failb'
*/
for (i = 0; i < disks ; i++)
- blocks[i] = (void *)raid6_empty_zero_page;
+ blocks[i] = NULL;
count = 0;
i = d0_idx;
do {
@@ -828,7 +830,6 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
failb = slot;
i = raid6_next_disk(i, disks);
} while (i != d0_idx);
- BUG_ON(count != syndrome_disks);
BUG_ON(faila == failb);
if (failb < faila)
@@ -845,7 +846,7 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
init_async_submit(&submit, ASYNC_TX_FENCE, NULL,
ops_complete_compute, sh,
to_addr_conv(sh, percpu));
- return async_gen_syndrome(blocks, 0, count+2,
+ return async_gen_syndrome(blocks, 0, syndrome_disks+2,
STRIPE_SIZE, &submit);
} else {
struct page *dest;
@@ -1139,7 +1140,7 @@ static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu
&sh->ops.zero_sum_result, percpu->spare_page, &submit);
}
-static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
+static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
{
int overlap_clear = 0, i, disks = sh->disks;
struct dma_async_tx_descriptor *tx = NULL;
@@ -1204,22 +1205,55 @@ static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
put_cpu();
}
+#ifdef CONFIG_MULTICORE_RAID456
+static void async_run_ops(void *param, async_cookie_t cookie)
+{
+ struct stripe_head *sh = param;
+ unsigned long ops_request = sh->ops.request;
+
+ clear_bit_unlock(STRIPE_OPS_REQ_PENDING, &sh->state);
+ wake_up(&sh->ops.wait_for_ops);
+
+ __raid_run_ops(sh, ops_request);
+ release_stripe(sh);
+}
+
+static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
+{
+ /* since handle_stripe can be called outside of raid5d context
+ * we need to ensure sh->ops.request is de-staged before another
+ * request arrives
+ */
+ wait_event(sh->ops.wait_for_ops,
+ !test_and_set_bit_lock(STRIPE_OPS_REQ_PENDING, &sh->state));
+ sh->ops.request = ops_request;
+
+ atomic_inc(&sh->count);
+ async_schedule(async_run_ops, sh);
+}
+#else
+#define raid_run_ops __raid_run_ops
+#endif
+
static int grow_one_stripe(raid5_conf_t *conf)
{
struct stripe_head *sh;
+ int disks = max(conf->raid_disks, conf->previous_raid_disks);
sh = kmem_cache_alloc(conf->slab_cache, GFP_KERNEL);
if (!sh)
return 0;
- memset(sh, 0, sizeof(*sh) + (conf->raid_disks-1)*sizeof(struct r5dev));
+ memset(sh, 0, sizeof(*sh) + (disks-1)*sizeof(struct r5dev));
sh->raid_conf = conf;
spin_lock_init(&sh->lock);
+ #ifdef CONFIG_MULTICORE_RAID456
+ init_waitqueue_head(&sh->ops.wait_for_ops);
+ #endif
- if (grow_buffers(sh, conf->raid_disks)) {
- shrink_buffers(sh, conf->raid_disks);
+ if (grow_buffers(sh, disks)) {
+ shrink_buffers(sh, disks);
kmem_cache_free(conf->slab_cache, sh);
return 0;
}
- sh->disks = conf->raid_disks;
/* we just created an active stripe so... */
atomic_set(&sh->count, 1);
atomic_inc(&conf->active_stripes);
@@ -1231,7 +1265,7 @@ static int grow_one_stripe(raid5_conf_t *conf)
static int grow_stripes(raid5_conf_t *conf, int num)
{
struct kmem_cache *sc;
- int devs = conf->raid_disks;
+ int devs = max(conf->raid_disks, conf->previous_raid_disks);
sprintf(conf->cache_name[0],
"raid%d-%s", conf->level, mdname(conf->mddev));
@@ -1329,6 +1363,9 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
nsh->raid_conf = conf;
spin_lock_init(&nsh->lock);
+ #ifdef CONFIG_MULTICORE_RAID456
+ init_waitqueue_head(&nsh->ops.wait_for_ops);
+ #endif
list_add(&nsh->lru, &newstripes);
}
@@ -1899,10 +1936,15 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
case ALGORITHM_PARITY_N:
break;
case ALGORITHM_ROTATING_N_CONTINUE:
+ /* Like left_symmetric, but P is before Q */
if (sh->pd_idx == 0)
i--; /* P D D D Q */
- else if (i > sh->pd_idx)
- i -= 2; /* D D Q P D */
+ else {
+ /* D D Q P D */
+ if (i < sh->pd_idx)
+ i += raid_disks;
+ i -= (sh->pd_idx + 1);
+ }
break;
case ALGORITHM_LEFT_ASYMMETRIC_6:
case ALGORITHM_RIGHT_ASYMMETRIC_6:
@@ -2896,7 +2938,7 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh,
*
*/
-static bool handle_stripe5(struct stripe_head *sh)
+static void handle_stripe5(struct stripe_head *sh)
{
raid5_conf_t *conf = sh->raid_conf;
int disks = sh->disks, i;
@@ -3167,11 +3209,9 @@ static bool handle_stripe5(struct stripe_head *sh)
ops_run_io(sh, &s);
return_io(return_bi);
-
- return blocked_rdev == NULL;
}
-static bool handle_stripe6(struct stripe_head *sh)
+static void handle_stripe6(struct stripe_head *sh)
{
raid5_conf_t *conf = sh->raid_conf;
int disks = sh->disks;
@@ -3455,17 +3495,14 @@ static bool handle_stripe6(struct stripe_head *sh)
ops_run_io(sh, &s);
return_io(return_bi);
-
- return blocked_rdev == NULL;
}
-/* returns true if the stripe was handled */
-static bool handle_stripe(struct stripe_head *sh)
+static void handle_stripe(struct stripe_head *sh)
{
if (sh->raid_conf->level == 6)
- return handle_stripe6(sh);
+ handle_stripe6(sh);
else
- return handle_stripe5(sh);
+ handle_stripe5(sh);
}
static void raid5_activate_delayed(raid5_conf_t *conf)
@@ -3503,9 +3540,10 @@ static void unplug_slaves(mddev_t *mddev)
{
raid5_conf_t *conf = mddev->private;
int i;
+ int devs = max(conf->raid_disks, conf->previous_raid_disks);
rcu_read_lock();
- for (i = 0; i < conf->raid_disks; i++) {
+ for (i = 0; i < devs; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->disks[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) {
struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
@@ -4277,9 +4315,7 @@ static inline sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *ski
clear_bit(STRIPE_INSYNC, &sh->state);
spin_unlock(&sh->lock);
- /* wait for any blocked device to be handled */
- while (unlikely(!handle_stripe(sh)))
- ;
+ handle_stripe(sh);
release_stripe(sh);
return STRIPE_SECTORS;
@@ -4349,37 +4385,6 @@ static int retry_aligned_read(raid5_conf_t *conf, struct bio *raid_bio)
return handled;
}
-#ifdef CONFIG_MULTICORE_RAID456
-static void __process_stripe(void *param, async_cookie_t cookie)
-{
- struct stripe_head *sh = param;
-
- handle_stripe(sh);
- release_stripe(sh);
-}
-
-static void process_stripe(struct stripe_head *sh, struct list_head *domain)
-{
- async_schedule_domain(__process_stripe, sh, domain);
-}
-
-static void synchronize_stripe_processing(struct list_head *domain)
-{
- async_synchronize_full_domain(domain);
-}
-#else
-static void process_stripe(struct stripe_head *sh, struct list_head *domain)
-{
- handle_stripe(sh);
- release_stripe(sh);
- cond_resched();
-}
-
-static void synchronize_stripe_processing(struct list_head *domain)
-{
-}
-#endif
-
/*
* This is our raid5 kernel thread.
@@ -4393,7 +4398,6 @@ static void raid5d(mddev_t *mddev)
struct stripe_head *sh;
raid5_conf_t *conf = mddev->private;
int handled;
- LIST_HEAD(raid_domain);
pr_debug("+++ raid5d active\n");
@@ -4430,7 +4434,9 @@ static void raid5d(mddev_t *mddev)
spin_unlock_irq(&conf->device_lock);
handled++;
- process_stripe(sh, &raid_domain);
+ handle_stripe(sh);
+ release_stripe(sh);
+ cond_resched();
spin_lock_irq(&conf->device_lock);
}
@@ -4438,7 +4444,6 @@ static void raid5d(mddev_t *mddev)
spin_unlock_irq(&conf->device_lock);
- synchronize_stripe_processing(&raid_domain);
async_tx_issue_pending_all();
unplug_slaves(mddev);
@@ -4558,13 +4563,9 @@ raid5_size(mddev_t *mddev, sector_t sectors, int raid_disks)
if (!sectors)
sectors = mddev->dev_sectors;
- if (!raid_disks) {
+ if (!raid_disks)
/* size is defined by the smallest of previous and new size */
- if (conf->raid_disks < conf->previous_raid_disks)
- raid_disks = conf->raid_disks;
- else
- raid_disks = conf->previous_raid_disks;
- }
+ raid_disks = min(conf->raid_disks, conf->previous_raid_disks);
sectors &= ~((sector_t)mddev->chunk_sectors - 1);
sectors &= ~((sector_t)mddev->new_chunk_sectors - 1);
@@ -4665,7 +4666,7 @@ static int raid5_alloc_percpu(raid5_conf_t *conf)
}
per_cpu_ptr(conf->percpu, cpu)->spare_page = spare_page;
}
- scribble = kmalloc(scribble_len(conf->raid_disks), GFP_KERNEL);
+ scribble = kmalloc(conf->scribble_len, GFP_KERNEL);
if (!scribble) {
err = -ENOMEM;
break;
@@ -4686,7 +4687,7 @@ static int raid5_alloc_percpu(raid5_conf_t *conf)
static raid5_conf_t *setup_conf(mddev_t *mddev)
{
raid5_conf_t *conf;
- int raid_disk, memory;
+ int raid_disk, memory, max_disks;
mdk_rdev_t *rdev;
struct disk_info *disk;
@@ -4722,15 +4723,28 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
conf = kzalloc(sizeof(raid5_conf_t), GFP_KERNEL);
if (conf == NULL)
goto abort;
+ spin_lock_init(&conf->device_lock);
+ init_waitqueue_head(&conf->wait_for_stripe);
+ init_waitqueue_head(&conf->wait_for_overlap);
+ INIT_LIST_HEAD(&conf->handle_list);
+ INIT_LIST_HEAD(&conf->hold_list);
+ INIT_LIST_HEAD(&conf->delayed_list);
+ INIT_LIST_HEAD(&conf->bitmap_list);
+ INIT_LIST_HEAD(&conf->inactive_list);
+ atomic_set(&conf->active_stripes, 0);
+ atomic_set(&conf->preread_active_stripes, 0);
+ atomic_set(&conf->active_aligned_reads, 0);
+ conf->bypass_threshold = BYPASS_THRESHOLD;
conf->raid_disks = mddev->raid_disks;
- conf->scribble_len = scribble_len(conf->raid_disks);
if (mddev->reshape_position == MaxSector)
conf->previous_raid_disks = mddev->raid_disks;
else
conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks;
+ max_disks = max(conf->raid_disks, conf->previous_raid_disks);
+ conf->scribble_len = scribble_len(max_disks);
- conf->disks = kzalloc(conf->raid_disks * sizeof(struct disk_info),
+ conf->disks = kzalloc(max_disks * sizeof(struct disk_info),
GFP_KERNEL);
if (!conf->disks)
goto abort;
@@ -4744,24 +4758,11 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
if (raid5_alloc_percpu(conf) != 0)
goto abort;
- spin_lock_init(&conf->device_lock);
- init_waitqueue_head(&conf->wait_for_stripe);
- init_waitqueue_head(&conf->wait_for_overlap);
- INIT_LIST_HEAD(&conf->handle_list);
- INIT_LIST_HEAD(&conf->hold_list);
- INIT_LIST_HEAD(&conf->delayed_list);
- INIT_LIST_HEAD(&conf->bitmap_list);
- INIT_LIST_HEAD(&conf->inactive_list);
- atomic_set(&conf->active_stripes, 0);
- atomic_set(&conf->preread_active_stripes, 0);
- atomic_set(&conf->active_aligned_reads, 0);
- conf->bypass_threshold = BYPASS_THRESHOLD;
-
pr_debug("raid5: run(%s) called.\n", mdname(mddev));
list_for_each_entry(rdev, &mddev->disks, same_set) {
raid_disk = rdev->raid_disk;
- if (raid_disk >= conf->raid_disks
+ if (raid_disk >= max_disks
|| raid_disk < 0)
continue;
disk = conf->disks + raid_disk;
@@ -4793,7 +4794,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
}
memory = conf->max_nr_stripes * (sizeof(struct stripe_head) +
- conf->raid_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024;
+ max_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024;
if (grow_stripes(conf, conf->max_nr_stripes)) {
printk(KERN_ERR
"raid5: couldn't allocate %dkB for buffers\n", memory);
@@ -4918,7 +4919,8 @@ static int run(mddev_t *mddev)
test_bit(In_sync, &rdev->flags))
working_disks++;
- mddev->degraded = conf->raid_disks - working_disks;
+ mddev->degraded = (max(conf->raid_disks, conf->previous_raid_disks)
+ - working_disks);
if (mddev->degraded > conf->max_degraded) {
printk(KERN_ERR "raid5: not enough operational devices for %s"
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 2390e0e83da..dd708359b45 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -214,12 +214,20 @@ struct stripe_head {
int disks; /* disks in stripe */
enum check_states check_state;
enum reconstruct_states reconstruct_state;
- /* stripe_operations
+ /**
+ * struct stripe_operations
* @target - STRIPE_OP_COMPUTE_BLK target
+ * @target2 - 2nd compute target in the raid6 case
+ * @zero_sum_result - P and Q verification flags
+ * @request - async service request flags for raid_run_ops
*/
struct stripe_operations {
int target, target2;
enum sum_check_flags zero_sum_result;
+ #ifdef CONFIG_MULTICORE_RAID456
+ unsigned long request;
+ wait_queue_head_t wait_for_ops;
+ #endif
} ops;
struct r5dev {
struct bio req;
@@ -294,6 +302,8 @@ struct r6_state {
#define STRIPE_FULL_WRITE 13 /* all blocks are set to be overwritten */
#define STRIPE_BIOFILL_RUN 14
#define STRIPE_COMPUTE_RUN 15
+#define STRIPE_OPS_REQ_PENDING 16
+
/*
* Operation request flags
*/
@@ -478,7 +488,7 @@ static inline int algorithm_valid_raid6(int layout)
{
return (layout >= 0 && layout <= 5)
||
- (layout == 8 || layout == 10)
+ (layout >= 8 && layout <= 10)
||
(layout >= 16 && layout <= 20);
}
diff --git a/drivers/md/raid6altivec.uc b/drivers/md/raid6altivec.uc
index 699dfeee494..2654d5c854b 100644
--- a/drivers/md/raid6altivec.uc
+++ b/drivers/md/raid6altivec.uc
@@ -15,7 +15,7 @@
*
* $#-way unrolled portable integer math RAID-6 instruction set
*
- * This file is postprocessed using unroll.pl
+ * This file is postprocessed using unroll.awk
*
* <benh> hpa: in process,
* you can just "steal" the vec unit with enable_kernel_altivec() (but
diff --git a/drivers/md/raid6int.uc b/drivers/md/raid6int.uc
index f9bf9cba357..d1e276a14fa 100644
--- a/drivers/md/raid6int.uc
+++ b/drivers/md/raid6int.uc
@@ -15,7 +15,7 @@
*
* $#-way unrolled portable integer math RAID-6 instruction set
*
- * This file is postprocessed using unroll.pl
+ * This file is postprocessed using unroll.awk
*/
#include <linux/raid/pq.h>
diff --git a/drivers/md/raid6test/Makefile b/drivers/md/raid6test/Makefile
index 58ffdf4f516..2874cbef529 100644
--- a/drivers/md/raid6test/Makefile
+++ b/drivers/md/raid6test/Makefile
@@ -7,7 +7,7 @@ CC = gcc
OPTFLAGS = -O2 # Adjust as desired
CFLAGS = -I.. -I ../../../include -g $(OPTFLAGS)
LD = ld
-PERL = perl
+AWK = awk
AR = ar
RANLIB = ranlib
@@ -35,35 +35,35 @@ raid6.a: raid6int1.o raid6int2.o raid6int4.o raid6int8.o raid6int16.o \
raid6test: test.c raid6.a
$(CC) $(CFLAGS) -o raid6test $^
-raid6altivec1.c: raid6altivec.uc ../unroll.pl
- $(PERL) ../unroll.pl 1 < raid6altivec.uc > $@
+raid6altivec1.c: raid6altivec.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=1 < raid6altivec.uc > $@
-raid6altivec2.c: raid6altivec.uc ../unroll.pl
- $(PERL) ../unroll.pl 2 < raid6altivec.uc > $@
+raid6altivec2.c: raid6altivec.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=2 < raid6altivec.uc > $@
-raid6altivec4.c: raid6altivec.uc ../unroll.pl
- $(PERL) ../unroll.pl 4 < raid6altivec.uc > $@
+raid6altivec4.c: raid6altivec.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=4 < raid6altivec.uc > $@
-raid6altivec8.c: raid6altivec.uc ../unroll.pl
- $(PERL) ../unroll.pl 8 < raid6altivec.uc > $@
+raid6altivec8.c: raid6altivec.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=8 < raid6altivec.uc > $@
-raid6int1.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 1 < raid6int.uc > $@
+raid6int1.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=1 < raid6int.uc > $@
-raid6int2.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 2 < raid6int.uc > $@
+raid6int2.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=2 < raid6int.uc > $@
-raid6int4.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 4 < raid6int.uc > $@
+raid6int4.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=4 < raid6int.uc > $@
-raid6int8.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 8 < raid6int.uc > $@
+raid6int8.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=8 < raid6int.uc > $@
-raid6int16.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 16 < raid6int.uc > $@
+raid6int16.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=16 < raid6int.uc > $@
-raid6int32.c: raid6int.uc ../unroll.pl
- $(PERL) ../unroll.pl 32 < raid6int.uc > $@
+raid6int32.c: raid6int.uc ../unroll.awk
+ $(AWK) ../unroll.awk -vN=32 < raid6int.uc > $@
raid6tables.c: mktables
./mktables > raid6tables.c
diff --git a/drivers/md/unroll.awk b/drivers/md/unroll.awk
new file mode 100644
index 00000000000..c6aa03631df
--- /dev/null
+++ b/drivers/md/unroll.awk
@@ -0,0 +1,20 @@
+
+# This filter requires one command line option of form -vN=n
+# where n must be a decimal number.
+#
+# Repeat each input line containing $$ n times, replacing $$ with 0...n-1.
+# Replace each $# with n, and each $* with a single $.
+
+BEGIN {
+ n = N + 0
+}
+{
+ if (/\$\$/) { rep = n } else { rep = 1 }
+ for (i = 0; i < rep; ++i) {
+ tmp = $0
+ gsub(/\$\$/, i, tmp)
+ gsub(/\$\#/, n, tmp)
+ gsub(/\$\*/, "$", tmp)
+ print tmp
+ }
+}
diff --git a/drivers/md/unroll.pl b/drivers/md/unroll.pl
deleted file mode 100644
index 3acc710a20e..00000000000
--- a/drivers/md/unroll.pl
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/usr/bin/perl
-#
-# Take a piece of C code and for each line which contains the sequence $$
-# repeat n times with $ replaced by 0...n-1; the sequence $# is replaced
-# by the unrolling factor, and $* with a single $
-#
-
-($n) = @ARGV;
-$n += 0;
-
-while ( defined($line = <STDIN>) ) {
- if ( $line =~ /\$\$/ ) {
- $rep = $n;
- } else {
- $rep = 1;
- }
- for ( $i = 0 ; $i < $rep ; $i++ ) {
- $tmp = $line;
- $tmp =~ s/\$\$/$i/g;
- $tmp =~ s/\$\#/$n/g;
- $tmp =~ s/\$\*/\$/g;
- print $tmp;
- }
-}
diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
index e424cf6d8e9..a1c47ee95c0 100644
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl4030-core.c
@@ -480,7 +480,6 @@ static int
add_children(struct twl4030_platform_data *pdata, unsigned long features)
{
struct device *child;
- struct device *usb_transceiver = NULL;
if (twl_has_bci() && pdata->bci && !(features & TPS_SUBSET)) {
child = add_child(3, "twl4030_bci",
@@ -532,16 +531,61 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
}
if (twl_has_usb() && pdata->usb) {
+
+ static struct regulator_consumer_supply usb1v5 = {
+ .supply = "usb1v5",
+ };
+ static struct regulator_consumer_supply usb1v8 = {
+ .supply = "usb1v8",
+ };
+ static struct regulator_consumer_supply usb3v1 = {
+ .supply = "usb3v1",
+ };
+
+ /* First add the regulators so that they can be used by transceiver */
+ if (twl_has_regulator()) {
+ /* this is a template that gets copied */
+ struct regulator_init_data usb_fixed = {
+ .constraints.valid_modes_mask =
+ REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .constraints.valid_ops_mask =
+ REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ };
+
+ child = add_regulator_linked(TWL4030_REG_VUSB1V5,
+ &usb_fixed, &usb1v5, 1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator_linked(TWL4030_REG_VUSB1V8,
+ &usb_fixed, &usb1v8, 1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator_linked(TWL4030_REG_VUSB3V1,
+ &usb_fixed, &usb3v1, 1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ }
+
child = add_child(0, "twl4030_usb",
pdata->usb, sizeof(*pdata->usb),
true,
/* irq0 = USB_PRES, irq1 = USB */
pdata->irq_base + 8 + 2, pdata->irq_base + 4);
+
if (IS_ERR(child))
return PTR_ERR(child);
/* we need to connect regulators to this transceiver */
- usb_transceiver = child;
+ if (twl_has_regulator() && child) {
+ usb1v5.dev = child;
+ usb1v8.dev = child;
+ usb3v1.dev = child;
+ }
}
if (twl_has_watchdog()) {
@@ -580,47 +624,6 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
return PTR_ERR(child);
}
- if (twl_has_regulator() && usb_transceiver) {
- static struct regulator_consumer_supply usb1v5 = {
- .supply = "usb1v5",
- };
- static struct regulator_consumer_supply usb1v8 = {
- .supply = "usb1v8",
- };
- static struct regulator_consumer_supply usb3v1 = {
- .supply = "usb3v1",
- };
-
- /* this is a template that gets copied */
- struct regulator_init_data usb_fixed = {
- .constraints.valid_modes_mask =
- REGULATOR_MODE_NORMAL
- | REGULATOR_MODE_STANDBY,
- .constraints.valid_ops_mask =
- REGULATOR_CHANGE_MODE
- | REGULATOR_CHANGE_STATUS,
- };
-
- usb1v5.dev = usb_transceiver;
- usb1v8.dev = usb_transceiver;
- usb3v1.dev = usb_transceiver;
-
- child = add_regulator_linked(TWL4030_REG_VUSB1V5, &usb_fixed,
- &usb1v5, 1);
- if (IS_ERR(child))
- return PTR_ERR(child);
-
- child = add_regulator_linked(TWL4030_REG_VUSB1V8, &usb_fixed,
- &usb1v8, 1);
- if (IS_ERR(child))
- return PTR_ERR(child);
-
- child = add_regulator_linked(TWL4030_REG_VUSB3V1, &usb_fixed,
- &usb3v1, 1);
- if (IS_ERR(child))
- return PTR_ERR(child);
- }
-
/* maybe add LDOs that are omitted on cost-reduced parts */
if (twl_has_regulator() && !(features & TPS_SUBSET)) {
child = add_regulator(TWL4030_REG_VPLL2, pdata->vpll2);
@@ -792,7 +795,7 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
twl->client = i2c_new_dummy(client->adapter,
twl->address);
if (!twl->client) {
- dev_err(&twl->client->dev,
+ dev_err(&client->dev,
"can't attach client %d\n", i);
status = -ENOMEM;
goto fail;
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index d3015dfb913..ac056ea6b66 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -507,6 +507,8 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
{
int i, ret;
+ mutex_init(&wm831x->irq_lock);
+
if (!irq) {
dev_warn(wm831x->dev,
"No interrupt specified - functionality limited\n");
@@ -521,7 +523,6 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
}
wm831x->irq = irq;
- mutex_init(&wm831x->irq_lock);
INIT_WORK(&wm831x->irq_work, wm831x_irq_worker);
/* Mask the individual interrupt sources */
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index e556d42cc45..63924e0c7ea 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -72,7 +72,6 @@
#include <asm/irq.h>
#include <asm/gpio.h>
-#include <asm/mach/mmc.h>
#include <mach/board.h>
#include <mach/cpu.h>
#include <mach/at91_mci.h>
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 4487cc09791..0aecaaebef3 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -2013,7 +2013,7 @@ static struct platform_driver omap_hsmmc_driver = {
static int __init omap_hsmmc_init(void)
{
/* Register the MMC driver */
- return platform_driver_register(&omap_hsmmc_driver);
+ return platform_driver_probe(&omap_hsmmc_driver, omap_hsmmc_probe);
}
static void __exit omap_hsmmc_cleanup(void)
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 5e0b1529964..b00d6731905 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -693,7 +693,7 @@ static int pxamci_probe(struct platform_device *pdev)
if (gpio_is_valid(gpio_ro)) {
ret = gpio_request(gpio_ro, "mmc card read only");
if (ret) {
- dev_err(&pdev->dev, "Failed requesting gpio_ro %d\n", gpio_power);
+ dev_err(&pdev->dev, "Failed requesting gpio_ro %d\n", gpio_ro);
goto err_gpio_ro;
}
gpio_direction_input(gpio_ro);
@@ -701,7 +701,7 @@ static int pxamci_probe(struct platform_device *pdev)
if (gpio_is_valid(gpio_cd)) {
ret = gpio_request(gpio_cd, "mmc card detect");
if (ret) {
- dev_err(&pdev->dev, "Failed requesting gpio_cd %d\n", gpio_power);
+ dev_err(&pdev->dev, "Failed requesting gpio_cd %d\n", gpio_cd);
goto err_gpio_cd;
}
gpio_direction_input(gpio_cd);
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index e1f7d0a78b9..14cec04c34f 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -42,6 +42,7 @@
#include <linux/log2.h>
#include <linux/kthread.h>
#include <linux/reboot.h>
+#include <linux/kernel.h>
#include "ubi.h"
/* Maximum length of the 'mtd=' parameter */
@@ -1257,7 +1258,7 @@ static int __init bytes_str_to_int(const char *str)
unsigned long result;
result = simple_strtoul(str, &endp, 0);
- if (str == endp || result < 0) {
+ if (str == endp || result >= INT_MAX) {
printk(KERN_ERR "UBI error: incorrect bytes count: \"%s\"\n",
str);
return -EINVAL;
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index e7161adc419..90af61a2c3e 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -794,16 +794,15 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
* number.
*/
image_seq = be32_to_cpu(ech->image_seq);
- if (!si->image_seq_set) {
+ if (!ubi->image_seq && image_seq)
ubi->image_seq = image_seq;
- si->image_seq_set = 1;
- } else if (ubi->image_seq && ubi->image_seq != image_seq) {
+ if (ubi->image_seq && image_seq &&
+ ubi->image_seq != image_seq) {
ubi_err("bad image sequence number %d in PEB %d, "
"expected %d", image_seq, pnum, ubi->image_seq);
ubi_dbg_dump_ec_hdr(ech);
return -EINVAL;
}
-
}
/* OK, we've done with the EC header, let's look at the VID header */
diff --git a/drivers/mtd/ubi/scan.h b/drivers/mtd/ubi/scan.h
index bab31695dac..ff179ad7ca5 100644
--- a/drivers/mtd/ubi/scan.h
+++ b/drivers/mtd/ubi/scan.h
@@ -103,7 +103,6 @@ struct ubi_scan_volume {
* @ec_sum: a temporary variable used when calculating @mean_ec
* @ec_count: a temporary variable used when calculating @mean_ec
* @corr_count: count of corrupted PEBs
- * @image_seq_set: indicates @ubi->image_seq is known
*
* This data structure contains the result of scanning and may be used by other
* UBI sub-systems to build final UBI data structures, further error-recovery
@@ -127,7 +126,6 @@ struct ubi_scan_info {
uint64_t ec_sum;
int ec_count;
int corr_count;
- int image_seq_set;
};
struct ubi_device;
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 712776089b4..e19ca4bb751 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1741,6 +1741,7 @@ config KS8851
config KS8851_MLL
tristate "Micrel KS8851 MLL"
depends on HAS_IOMEM
+ select MII
help
This platform driver is for Micrel KS8851 Address/data bus
multiplexed network chip.
@@ -2482,6 +2483,8 @@ config S6GMAC
To compile this driver as a module, choose M here. The module
will be called s6gmac.
+source "drivers/net/stmmac/Kconfig"
+
endif # NETDEV_1000
#
@@ -3230,4 +3233,12 @@ config VIRTIO_NET
This is the virtual network driver for virtio. It can be used with
lguest or QEMU based VMMs (like KVM or Xen). Say Y or M.
+config VMXNET3
+ tristate "VMware VMXNET3 ethernet driver"
+ depends on PCI && X86 && INET
+ help
+ This driver supports VMware's vmxnet3 virtual ethernet NIC.
+ To compile this driver as a module, choose M here: the
+ module will be called vmxnet3.
+
endif # NETDEVICES
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index d866b8cf65d..246323d7f16 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -2,6 +2,10 @@
# Makefile for the Linux network (ethercard) device drivers.
#
+obj-$(CONFIG_MII) += mii.o
+obj-$(CONFIG_MDIO) += mdio.o
+obj-$(CONFIG_PHYLIB) += phy/
+
obj-$(CONFIG_TI_DAVINCI_EMAC) += davinci_emac.o
obj-$(CONFIG_E1000) += e1000/
@@ -26,6 +30,7 @@ obj-$(CONFIG_TEHUTI) += tehuti.o
obj-$(CONFIG_ENIC) += enic/
obj-$(CONFIG_JME) += jme.o
obj-$(CONFIG_BE2NET) += benet/
+obj-$(CONFIG_VMXNET3) += vmxnet3/
gianfar_driver-objs := gianfar.o \
gianfar_ethtool.o \
@@ -95,15 +100,12 @@ obj-$(CONFIG_VIA_VELOCITY) += via-velocity.o
obj-$(CONFIG_ADAPTEC_STARFIRE) += starfire.o
obj-$(CONFIG_RIONET) += rionet.o
obj-$(CONFIG_SH_ETH) += sh_eth.o
+obj-$(CONFIG_STMMAC_ETH) += stmmac/
#
# end link order section
#
-obj-$(CONFIG_MII) += mii.o
-obj-$(CONFIG_MDIO) += mdio.o
-obj-$(CONFIG_PHYLIB) += phy/
-
obj-$(CONFIG_SUNDANCE) += sundance.o
obj-$(CONFIG_HAMACHI) += hamachi.o
obj-$(CONFIG_NET) += Space.o loopback.o
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index 5f0b05c2d71..d82a9a99475 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -1209,7 +1209,8 @@ static int __devinit ace_init(struct net_device *dev)
memset(ap->info, 0, sizeof(struct ace_info));
memset(ap->skb, 0, sizeof(struct ace_skb));
- if (ace_load_firmware(dev))
+ ecode = ace_load_firmware(dev);
+ if (ecode)
goto init_error;
ap->fw_running = 0;
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 04f63c77071..ce6f1ac25df 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -34,6 +34,7 @@
*
*
*/
+#include <linux/capability.h>
#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/kernel.h>
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 89876ade5e3..28a0eda9268 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -243,15 +243,26 @@ static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
int be_cmd_POST(struct be_adapter *adapter)
{
- u16 stage, error;
+ u16 stage;
+ int status, timeout = 0;
- error = be_POST_stage_get(adapter, &stage);
- if (error || stage != POST_STAGE_ARMFW_RDY) {
- dev_err(&adapter->pdev->dev, "POST failed.\n");
- return -1;
- }
+ do {
+ status = be_POST_stage_get(adapter, &stage);
+ if (status) {
+ dev_err(&adapter->pdev->dev, "POST error; stage=0x%x\n",
+ stage);
+ return -1;
+ } else if (stage != POST_STAGE_ARMFW_RDY) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(2 * HZ);
+ timeout += 2;
+ } else {
+ return 0;
+ }
+ } while (timeout < 20);
- return 0;
+ dev_err(&adapter->pdev->dev, "POST timeout; stage=0x%x\n", stage);
+ return -1;
}
static inline void *embedded_payload(struct be_mcc_wrb *wrb)
@@ -729,8 +740,8 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
/* Create an rx filtering policy configuration on an i/f
* Uses mbox
*/
-int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
- bool pmac_invalid, u32 *if_handle, u32 *pmac_id)
+int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
+ u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_if_create *req;
@@ -746,8 +757,8 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req));
- req->capability_flags = cpu_to_le32(flags);
- req->enable_flags = cpu_to_le32(flags);
+ req->capability_flags = cpu_to_le32(cap_flags);
+ req->enable_flags = cpu_to_le32(en_flags);
req->pmac_invalid = pmac_invalid;
if (!pmac_invalid)
memcpy(req->mac_addr, mac, ETH_ALEN);
diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h
index a86f917f85f..49953787e41 100644
--- a/drivers/net/benet/be_cmds.h
+++ b/drivers/net/benet/be_cmds.h
@@ -720,8 +720,9 @@ extern int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
extern int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
u32 if_id, u32 *pmac_id);
extern int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id);
-extern int be_cmd_if_create(struct be_adapter *adapter, u32 if_flags, u8 *mac,
- bool pmac_invalid, u32 *if_handle, u32 *pmac_id);
+extern int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags,
+ u32 en_flags, u8 *mac, bool pmac_invalid,
+ u32 *if_handle, u32 *pmac_id);
extern int be_cmd_if_destroy(struct be_adapter *adapter, u32 if_handle);
extern int be_cmd_eq_create(struct be_adapter *adapter,
struct be_queue_info *eq, int eq_delay);
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 6d5e81f7046..1f941f02771 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -1620,19 +1620,22 @@ static int be_open(struct net_device *netdev)
static int be_setup(struct be_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- u32 if_flags;
+ u32 cap_flags, en_flags;
int status;
- if_flags = BE_IF_FLAGS_BROADCAST | BE_IF_FLAGS_PROMISCUOUS |
- BE_IF_FLAGS_MCAST_PROMISCUOUS | BE_IF_FLAGS_UNTAGGED |
- BE_IF_FLAGS_PASS_L3L4_ERRORS;
- status = be_cmd_if_create(adapter, if_flags, netdev->dev_addr,
- false/* pmac_invalid */, &adapter->if_handle,
- &adapter->pmac_id);
+ cap_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
+ BE_IF_FLAGS_MCAST_PROMISCUOUS |
+ BE_IF_FLAGS_PROMISCUOUS |
+ BE_IF_FLAGS_PASS_L3L4_ERRORS;
+ en_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
+ BE_IF_FLAGS_PASS_L3L4_ERRORS;
+
+ status = be_cmd_if_create(adapter, cap_flags, en_flags,
+ netdev->dev_addr, false/* pmac_invalid */,
+ &adapter->if_handle, &adapter->pmac_id);
if (status != 0)
goto do_none;
-
status = be_tx_queues_create(adapter);
if (status != 0)
goto if_destroy;
@@ -2055,6 +2058,10 @@ static int be_hw_up(struct be_adapter *adapter)
if (status)
return status;
+ status = be_cmd_reset_function(adapter);
+ if (status)
+ return status;
+
status = be_cmd_get_fw_ver(adapter, adapter->fw_ver);
if (status)
return status;
@@ -2108,10 +2115,6 @@ static int __devinit be_probe(struct pci_dev *pdev,
if (status)
goto free_netdev;
- status = be_cmd_reset_function(adapter);
- if (status)
- goto ctrl_clean;
-
status = be_stats_init(adapter);
if (status)
goto ctrl_clean;
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 6c7f795d12d..a4d83409f20 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -361,9 +361,12 @@ struct l2_fhdr {
#define BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE (1<<28)
#define BNX2_L2CTX_HOST_BDIDX 0x00000004
-#define BNX2_L2CTX_STATUSB_NUM_SHIFT 16
-#define BNX2_L2CTX_STATUSB_NUM(sb_id) \
- (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_STATUSB_NUM_SHIFT) : 0)
+#define BNX2_L2CTX_L5_STATUSB_NUM_SHIFT 16
+#define BNX2_L2CTX_L2_STATUSB_NUM_SHIFT 24
+#define BNX2_L2CTX_L5_STATUSB_NUM(sb_id) \
+ (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L5_STATUSB_NUM_SHIFT) : 0)
+#define BNX2_L2CTX_L2_STATUSB_NUM(sb_id) \
+ (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT) : 0)
#define BNX2_L2CTX_HOST_BSEQ 0x00000008
#define BNX2_L2CTX_NX_BSEQ 0x0000000c
#define BNX2_L2CTX_NX_BDHADDR_HI 0x00000010
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 69c5b15e22d..40fb5eefc72 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -691,7 +691,7 @@ static int bond_check_dev_link(struct bonding *bond,
struct net_device *slave_dev, int reporting)
{
const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
- static int (*ioctl)(struct net_device *, struct ifreq *, int);
+ int (*ioctl)(struct net_device *, struct ifreq *, int);
struct ifreq ifr;
struct mii_ioctl_data *mii;
@@ -3665,10 +3665,10 @@ static int bond_xmit_hash_policy_l23(struct sk_buff *skb,
if (skb->protocol == htons(ETH_P_IP)) {
return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
- (data->h_dest[5] ^ bond_dev->dev_addr[5])) % count;
+ (data->h_dest[5] ^ data->h_source[5])) % count;
}
- return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+ return (data->h_dest[5] ^ data->h_source[5]) % count;
}
/*
@@ -3695,7 +3695,7 @@ static int bond_xmit_hash_policy_l34(struct sk_buff *skb,
}
- return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+ return (data->h_dest[5] ^ data->h_source[5]) % count;
}
/*
@@ -3706,7 +3706,7 @@ static int bond_xmit_hash_policy_l2(struct sk_buff *skb,
{
struct ethhdr *data = (struct ethhdr *)skb->data;
- return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+ return (data->h_dest[5] ^ data->h_source[5]) % count;
}
/*-------------------------- Device entry points ----------------------------*/
diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c
index 3373560405b..9dd076a626a 100644
--- a/drivers/net/can/sja1000/sja1000_of_platform.c
+++ b/drivers/net/can/sja1000/sja1000_of_platform.c
@@ -213,6 +213,7 @@ static struct of_device_id __devinitdata sja1000_ofp_table[] = {
{.compatible = "nxp,sja1000"},
{},
};
+MODULE_DEVICE_TABLE(of, sja1000_ofp_table);
static struct of_platform_driver sja1000_ofp_driver = {
.owner = THIS_MODULE,
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 46c87ec7960..3bf1b04f2ca 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -2264,9 +2264,9 @@ static void cnic_init_bnx2_rx_ring(struct cnic_dev *dev)
cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_CTX_TYPE, val);
if (sb_id == 0)
- val = 2 << BNX2_L2CTX_STATUSB_NUM_SHIFT;
+ val = 2 << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT;
else
- val = BNX2_L2CTX_STATUSB_NUM(sb_id);
+ val = BNX2_L2CTX_L2_STATUSB_NUM(sb_id);
cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_HOST_BDIDX, val);
rxbd = (struct rx_bd *) (cp->l2_ring + BCM_PAGE_SIZE);
@@ -2423,7 +2423,7 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
cp->int_num = 0;
if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) {
u32 sb_id = cp->status_blk_num;
- u32 sb = BNX2_L2CTX_STATUSB_NUM(sb_id);
+ u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id);
cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT;
cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index 65a2d0ba64e..f72c56dec33 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -333,6 +333,9 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
#define EMAC_DM646X_MAC_EOI_C0_RXEN (0x01)
#define EMAC_DM646X_MAC_EOI_C0_TXEN (0x02)
+/* EMAC Stats Clear Mask */
+#define EMAC_STATS_CLR_MASK (0xFFFFFFFF)
+
/** net_buf_obj: EMAC network bufferdata structure
*
* EMAC network buffer data structure
@@ -2548,40 +2551,49 @@ static int emac_dev_stop(struct net_device *ndev)
static struct net_device_stats *emac_dev_getnetstats(struct net_device *ndev)
{
struct emac_priv *priv = netdev_priv(ndev);
+ u32 mac_control;
+ u32 stats_clear_mask;
/* update emac hardware stats and reset the registers*/
+ mac_control = emac_read(EMAC_MACCONTROL);
+
+ if (mac_control & EMAC_MACCONTROL_GMIIEN)
+ stats_clear_mask = EMAC_STATS_CLR_MASK;
+ else
+ stats_clear_mask = 0;
+
priv->net_dev_stats.multicast += emac_read(EMAC_RXMCASTFRAMES);
- emac_write(EMAC_RXMCASTFRAMES, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_RXMCASTFRAMES, stats_clear_mask);
priv->net_dev_stats.collisions += (emac_read(EMAC_TXCOLLISION) +
emac_read(EMAC_TXSINGLECOLL) +
emac_read(EMAC_TXMULTICOLL));
- emac_write(EMAC_TXCOLLISION, EMAC_ALL_MULTI_REG_VALUE);
- emac_write(EMAC_TXSINGLECOLL, EMAC_ALL_MULTI_REG_VALUE);
- emac_write(EMAC_TXMULTICOLL, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_TXCOLLISION, stats_clear_mask);
+ emac_write(EMAC_TXSINGLECOLL, stats_clear_mask);
+ emac_write(EMAC_TXMULTICOLL, stats_clear_mask);
priv->net_dev_stats.rx_length_errors += (emac_read(EMAC_RXOVERSIZED) +
emac_read(EMAC_RXJABBER) +
emac_read(EMAC_RXUNDERSIZED));
- emac_write(EMAC_RXOVERSIZED, EMAC_ALL_MULTI_REG_VALUE);
- emac_write(EMAC_RXJABBER, EMAC_ALL_MULTI_REG_VALUE);
- emac_write(EMAC_RXUNDERSIZED, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_RXOVERSIZED, stats_clear_mask);
+ emac_write(EMAC_RXJABBER, stats_clear_mask);
+ emac_write(EMAC_RXUNDERSIZED, stats_clear_mask);
priv->net_dev_stats.rx_over_errors += (emac_read(EMAC_RXSOFOVERRUNS) +
emac_read(EMAC_RXMOFOVERRUNS));
- emac_write(EMAC_RXSOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
- emac_write(EMAC_RXMOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_RXSOFOVERRUNS, stats_clear_mask);
+ emac_write(EMAC_RXMOFOVERRUNS, stats_clear_mask);
priv->net_dev_stats.rx_fifo_errors += emac_read(EMAC_RXDMAOVERRUNS);
- emac_write(EMAC_RXDMAOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_RXDMAOVERRUNS, stats_clear_mask);
priv->net_dev_stats.tx_carrier_errors +=
emac_read(EMAC_TXCARRIERSENSE);
- emac_write(EMAC_TXCARRIERSENSE, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_TXCARRIERSENSE, stats_clear_mask);
priv->net_dev_stats.tx_fifo_errors = emac_read(EMAC_TXUNDERRUN);
- emac_write(EMAC_TXUNDERRUN, EMAC_ALL_MULTI_REG_VALUE);
+ emac_write(EMAC_TXUNDERRUN, stats_clear_mask);
return &priv->net_dev_stats;
}
diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h
index 80817c2edfb..fb1c924d79b 100644
--- a/drivers/net/dm9000.h
+++ b/drivers/net/dm9000.h
@@ -50,7 +50,7 @@
#define DM9000_RCSR 0x32
#define CHIPR_DM9000A 0x19
-#define CHIPR_DM9000B 0x1B
+#define CHIPR_DM9000B 0x1A
#define DM9000_MRCMDX 0xF0
#define DM9000_MRCMD 0xF2
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 5d2f48f0225..3c29a20b751 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -1427,19 +1427,31 @@ static int e100_phy_init(struct nic *nic)
} else
DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
- /* Isolate all the PHY ids */
- for (addr = 0; addr < 32; addr++)
- mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
- /* Select the discovered PHY */
- bmcr &= ~BMCR_ISOLATE;
- mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
-
/* Get phy ID */
id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
nic->phy = (u32)id_hi << 16 | (u32)id_lo;
DPRINTK(HW, DEBUG, "phy ID = 0x%08X\n", nic->phy);
+ /* Select the phy and isolate the rest */
+ for (addr = 0; addr < 32; addr++) {
+ if (addr != nic->mii.phy_id) {
+ mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
+ } else if (nic->phy != phy_82552_v) {
+ bmcr = mdio_read(netdev, addr, MII_BMCR);
+ mdio_write(netdev, addr, MII_BMCR,
+ bmcr & ~BMCR_ISOLATE);
+ }
+ }
+ /*
+ * Workaround for 82552:
+ * Clear the ISOLATE bit on selected phy_id last (mirrored on all
+ * other phy_id's) using bmcr value from addr discovery loop above.
+ */
+ if (nic->phy == phy_82552_v)
+ mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
+ bmcr & ~BMCR_ISOLATE);
+
/* Handle National tx phys */
#define NCS_PHY_MODEL_MASK 0xFFF0FFFF
if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index c0f185beb8b..1190167a8b3 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -76,6 +76,7 @@
/* Extended Device Control */
#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Definable Pin 7 */
#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */
+#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */
#define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */
#define E1000_CTRL_EXT_DMA_DYN_CLK_EN 0x00080000 /* DMA Dynamic Clock Gating */
#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
@@ -347,6 +348,7 @@
/* Extended Configuration Control and Size */
#define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP 0x00000020
#define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE 0x00000001
+#define E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE 0x00000008
#define E1000_EXTCNF_CTRL_SWFLAG 0x00000020
#define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK 0x00FF0000
#define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT 16
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index 981936c1fb4..189dfa2d6c7 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -141,6 +141,20 @@ struct e1000_info;
#define HV_TNCRS_UPPER PHY_REG(778, 29) /* Transmit with no CRS */
#define HV_TNCRS_LOWER PHY_REG(778, 30)
+/* BM PHY Copper Specific Status */
+#define BM_CS_STATUS 17
+#define BM_CS_STATUS_LINK_UP 0x0400
+#define BM_CS_STATUS_RESOLVED 0x0800
+#define BM_CS_STATUS_SPEED_MASK 0xC000
+#define BM_CS_STATUS_SPEED_1000 0x8000
+
+/* 82577 Mobile Phy Status Register */
+#define HV_M_STATUS 26
+#define HV_M_STATUS_AUTONEG_COMPLETE 0x1000
+#define HV_M_STATUS_SPEED_MASK 0x0300
+#define HV_M_STATUS_SPEED_1000 0x0200
+#define HV_M_STATUS_LINK_UP 0x0040
+
enum e1000_boards {
board_82571,
board_82572,
@@ -519,9 +533,13 @@ extern s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw);
extern s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw);
extern s32 e1000e_get_phy_info_igp(struct e1000_hw *hw);
extern s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
+ u16 *data);
extern s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw);
extern s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active);
extern s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
+ u16 data);
extern s32 e1000e_phy_sw_reset(struct e1000_hw *hw);
extern s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw);
extern s32 e1000e_get_cfg_done(struct e1000_hw *hw);
@@ -538,7 +556,11 @@ extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
+ u16 data);
extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
+ u16 *data);
extern s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
u32 usec_interval, bool *success);
extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw);
@@ -546,7 +568,11 @@ extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
extern s32 e1000e_check_downshift(struct e1000_hw *hw);
extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
+ u16 *data);
extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
+ u16 data);
extern s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow);
extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index fd44d9f9076..aaea41ef794 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -764,11 +764,13 @@ struct e1000_phy_operations {
s32 (*get_cable_length)(struct e1000_hw *);
s32 (*get_phy_info)(struct e1000_hw *);
s32 (*read_phy_reg)(struct e1000_hw *, u32, u16 *);
+ s32 (*read_phy_reg_locked)(struct e1000_hw *, u32, u16 *);
void (*release_phy)(struct e1000_hw *);
s32 (*reset_phy)(struct e1000_hw *);
s32 (*set_d0_lplu_state)(struct e1000_hw *, bool);
s32 (*set_d3_lplu_state)(struct e1000_hw *, bool);
s32 (*write_phy_reg)(struct e1000_hw *, u32, u16);
+ s32 (*write_phy_reg_locked)(struct e1000_hw *, u32, u16);
s32 (*cfg_on_link_up)(struct e1000_hw *);
};
@@ -901,6 +903,7 @@ struct e1000_shadow_ram {
struct e1000_dev_spec_ich8lan {
bool kmrn_lock_loss_workaround_enabled;
struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
+ bool nvm_k1_enabled;
};
struct e1000_hw {
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 99df2abf82a..51ddb04ab19 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -122,6 +122,27 @@
#define HV_LED_CONFIG PHY_REG(768, 30) /* LED Configuration */
+#define SW_FLAG_TIMEOUT 1000 /* SW Semaphore flag timeout in milliseconds */
+
+/* SMBus Address Phy Register */
+#define HV_SMB_ADDR PHY_REG(768, 26)
+#define HV_SMB_ADDR_PEC_EN 0x0200
+#define HV_SMB_ADDR_VALID 0x0080
+
+/* Strapping Option Register - RO */
+#define E1000_STRAP 0x0000C
+#define E1000_STRAP_SMBUS_ADDRESS_MASK 0x00FE0000
+#define E1000_STRAP_SMBUS_ADDRESS_SHIFT 17
+
+/* OEM Bits Phy Register */
+#define HV_OEM_BITS PHY_REG(768, 25)
+#define HV_OEM_BITS_LPLU 0x0004 /* Low Power Link Up */
+#define HV_OEM_BITS_GBE_DIS 0x0040 /* Gigabit Disable */
+#define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */
+
+#define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */
+#define E1000_NVM_K1_ENABLE 0x1 /* NVM Enable K1 bit */
+
/* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
/* Offset 04h HSFSTS */
union ich8_hws_flash_status {
@@ -200,6 +221,10 @@ static s32 e1000_setup_led_pchlan(struct e1000_hw *hw);
static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw);
static s32 e1000_led_on_pchlan(struct e1000_hw *hw);
static s32 e1000_led_off_pchlan(struct e1000_hw *hw);
+static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active);
+static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
+static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
+static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable);
static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
{
@@ -242,7 +267,11 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
phy->ops.check_polarity = e1000_check_polarity_ife_ich8lan;
phy->ops.read_phy_reg = e1000_read_phy_reg_hv;
+ phy->ops.read_phy_reg_locked = e1000_read_phy_reg_hv_locked;
+ phy->ops.set_d0_lplu_state = e1000_set_lplu_state_pchlan;
+ phy->ops.set_d3_lplu_state = e1000_set_lplu_state_pchlan;
phy->ops.write_phy_reg = e1000_write_phy_reg_hv;
+ phy->ops.write_phy_reg_locked = e1000_write_phy_reg_hv_locked;
phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
phy->id = e1000_phy_unknown;
@@ -303,6 +332,8 @@ static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
case IGP03E1000_E_PHY_ID:
phy->type = e1000_phy_igp_3;
phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
+ phy->ops.read_phy_reg_locked = e1000e_read_phy_reg_igp_locked;
+ phy->ops.write_phy_reg_locked = e1000e_write_phy_reg_igp_locked;
break;
case IFE_E_PHY_ID:
case IFE_PLUS_E_PHY_ID:
@@ -469,14 +500,6 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
goto out;
}
- if (hw->mac.type == e1000_pchlan) {
- ret_val = e1000e_write_kmrn_reg(hw,
- E1000_KMRNCTRLSTA_K1_CONFIG,
- E1000_KMRNCTRLSTA_K1_ENABLE);
- if (ret_val)
- goto out;
- }
-
/*
* First we want to see if the MII Status Register reports
* link. If so, then we want to get the current speed/duplex
@@ -486,6 +509,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
if (ret_val)
goto out;
+ if (hw->mac.type == e1000_pchlan) {
+ ret_val = e1000_k1_gig_workaround_hv(hw, link);
+ if (ret_val)
+ goto out;
+ }
+
if (!link)
goto out; /* No link detected */
@@ -568,12 +597,39 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
static DEFINE_MUTEX(nvm_mutex);
/**
+ * e1000_acquire_nvm_ich8lan - Acquire NVM mutex
+ * @hw: pointer to the HW structure
+ *
+ * Acquires the mutex for performing NVM operations.
+ **/
+static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
+{
+ mutex_lock(&nvm_mutex);
+
+ return 0;
+}
+
+/**
+ * e1000_release_nvm_ich8lan - Release NVM mutex
+ * @hw: pointer to the HW structure
+ *
+ * Releases the mutex used while performing NVM operations.
+ **/
+static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
+{
+ mutex_unlock(&nvm_mutex);
+
+ return;
+}
+
+static DEFINE_MUTEX(swflag_mutex);
+
+/**
* e1000_acquire_swflag_ich8lan - Acquire software control flag
* @hw: pointer to the HW structure
*
- * Acquires the software control flag for performing NVM and PHY
- * operations. This is a function pointer entry point only called by
- * read/write routines for the PHY and NVM parts.
+ * Acquires the software control flag for performing PHY and select
+ * MAC CSR accesses.
**/
static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
{
@@ -582,7 +638,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
might_sleep();
- mutex_lock(&nvm_mutex);
+ mutex_lock(&swflag_mutex);
while (timeout) {
extcnf_ctrl = er32(EXTCNF_CTRL);
@@ -599,7 +655,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
goto out;
}
- timeout = PHY_CFG_TIMEOUT * 2;
+ timeout = SW_FLAG_TIMEOUT;
extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
ew32(EXTCNF_CTRL, extcnf_ctrl);
@@ -623,7 +679,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
out:
if (ret_val)
- mutex_unlock(&nvm_mutex);
+ mutex_unlock(&swflag_mutex);
return ret_val;
}
@@ -632,9 +688,8 @@ out:
* e1000_release_swflag_ich8lan - Release software control flag
* @hw: pointer to the HW structure
*
- * Releases the software control flag for performing NVM and PHY operations.
- * This is a function pointer entry point only called by read/write
- * routines for the PHY and NVM parts.
+ * Releases the software control flag for performing PHY and select
+ * MAC CSR accesses.
**/
static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
{
@@ -644,7 +699,9 @@ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
ew32(EXTCNF_CTRL, extcnf_ctrl);
- mutex_unlock(&nvm_mutex);
+ mutex_unlock(&swflag_mutex);
+
+ return;
}
/**
@@ -752,6 +809,326 @@ static s32 e1000_phy_force_speed_duplex_ich8lan(struct e1000_hw *hw)
}
/**
+ * e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
+ * @hw: pointer to the HW structure
+ *
+ * SW should configure the LCD from the NVM extended configuration region
+ * as a workaround for certain parts.
+ **/
+static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
+{
+ struct e1000_phy_info *phy = &hw->phy;
+ u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
+ s32 ret_val;
+ u16 word_addr, reg_data, reg_addr, phy_page = 0;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
+ /*
+ * Initialize the PHY from the NVM on ICH platforms. This
+ * is needed due to an issue where the NVM configuration is
+ * not properly autoloaded after power transitions.
+ * Therefore, after each PHY reset, we will load the
+ * configuration data out of the NVM manually.
+ */
+ if ((hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) ||
+ (hw->mac.type == e1000_pchlan)) {
+ struct e1000_adapter *adapter = hw->adapter;
+
+ /* Check if SW needs to configure the PHY */
+ if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
+ (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
+ (hw->mac.type == e1000_pchlan))
+ sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
+ else
+ sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
+
+ data = er32(FEXTNVM);
+ if (!(data & sw_cfg_mask))
+ goto out;
+
+ /* Wait for basic configuration completes before proceeding */
+ e1000_lan_init_done_ich8lan(hw);
+
+ /*
+ * Make sure HW does not configure LCD from PHY
+ * extended configuration before SW configuration
+ */
+ data = er32(EXTCNF_CTRL);
+ if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
+ goto out;
+
+ cnf_size = er32(EXTCNF_SIZE);
+ cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
+ cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
+ if (!cnf_size)
+ goto out;
+
+ cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
+ cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
+
+ if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
+ (hw->mac.type == e1000_pchlan)) {
+ /*
+ * HW configures the SMBus address and LEDs when the
+ * OEM and LCD Write Enable bits are set in the NVM.
+ * When both NVM bits are cleared, SW will configure
+ * them instead.
+ */
+ data = er32(STRAP);
+ data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
+ reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
+ reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
+ ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
+ reg_data);
+ if (ret_val)
+ goto out;
+
+ data = er32(LEDCTL);
+ ret_val = e1000_write_phy_reg_hv_locked(hw,
+ HV_LED_CONFIG,
+ (u16)data);
+ if (ret_val)
+ goto out;
+ }
+ /* Configure LCD from extended configuration region. */
+
+ /* cnf_base_addr is in DWORD */
+ word_addr = (u16)(cnf_base_addr << 1);
+
+ for (i = 0; i < cnf_size; i++) {
+ ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
+ &reg_data);
+ if (ret_val)
+ goto out;
+
+ ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
+ 1, &reg_addr);
+ if (ret_val)
+ goto out;
+
+ /* Save off the PHY page for future writes. */
+ if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
+ phy_page = reg_data;
+ continue;
+ }
+
+ reg_addr &= PHY_REG_MASK;
+ reg_addr |= phy_page;
+
+ ret_val = phy->ops.write_phy_reg_locked(hw,
+ (u32)reg_addr,
+ reg_data);
+ if (ret_val)
+ goto out;
+ }
+ }
+
+out:
+ hw->phy.ops.release_phy(hw);
+ return ret_val;
+}
+
+/**
+ * e1000_k1_gig_workaround_hv - K1 Si workaround
+ * @hw: pointer to the HW structure
+ * @link: link up bool flag
+ *
+ * If K1 is enabled for 1Gbps, the MAC might stall when transitioning
+ * from a lower speed. This workaround disables K1 whenever link is at 1Gig
+ * If link is down, the function will restore the default K1 setting located
+ * in the NVM.
+ **/
+static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
+{
+ s32 ret_val = 0;
+ u16 status_reg = 0;
+ bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
+
+ if (hw->mac.type != e1000_pchlan)
+ goto out;
+
+ /* Wrap the whole flow with the sw flag */
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
+
+ /* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
+ if (link) {
+ if (hw->phy.type == e1000_phy_82578) {
+ ret_val = hw->phy.ops.read_phy_reg_locked(hw,
+ BM_CS_STATUS,
+ &status_reg);
+ if (ret_val)
+ goto release;
+
+ status_reg &= BM_CS_STATUS_LINK_UP |
+ BM_CS_STATUS_RESOLVED |
+ BM_CS_STATUS_SPEED_MASK;
+
+ if (status_reg == (BM_CS_STATUS_LINK_UP |
+ BM_CS_STATUS_RESOLVED |
+ BM_CS_STATUS_SPEED_1000))
+ k1_enable = false;
+ }
+
+ if (hw->phy.type == e1000_phy_82577) {
+ ret_val = hw->phy.ops.read_phy_reg_locked(hw,
+ HV_M_STATUS,
+ &status_reg);
+ if (ret_val)
+ goto release;
+
+ status_reg &= HV_M_STATUS_LINK_UP |
+ HV_M_STATUS_AUTONEG_COMPLETE |
+ HV_M_STATUS_SPEED_MASK;
+
+ if (status_reg == (HV_M_STATUS_LINK_UP |
+ HV_M_STATUS_AUTONEG_COMPLETE |
+ HV_M_STATUS_SPEED_1000))
+ k1_enable = false;
+ }
+
+ /* Link stall fix for link up */
+ ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
+ 0x0100);
+ if (ret_val)
+ goto release;
+
+ } else {
+ /* Link stall fix for link down */
+ ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
+ 0x4100);
+ if (ret_val)
+ goto release;
+ }
+
+ ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
+
+release:
+ hw->phy.ops.release_phy(hw);
+out:
+ return ret_val;
+}
+
+/**
+ * e1000_configure_k1_ich8lan - Configure K1 power state
+ * @hw: pointer to the HW structure
+ * @enable: K1 state to configure
+ *
+ * Configure the K1 power state based on the provided parameter.
+ * Assumes semaphore already acquired.
+ *
+ * Success returns 0, Failure returns -E1000_ERR_PHY (-2)
+ **/
+static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
+{
+ s32 ret_val = 0;
+ u32 ctrl_reg = 0;
+ u32 ctrl_ext = 0;
+ u32 reg = 0;
+ u16 kmrn_reg = 0;
+
+ ret_val = e1000e_read_kmrn_reg_locked(hw,
+ E1000_KMRNCTRLSTA_K1_CONFIG,
+ &kmrn_reg);
+ if (ret_val)
+ goto out;
+
+ if (k1_enable)
+ kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
+ else
+ kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
+
+ ret_val = e1000e_write_kmrn_reg_locked(hw,
+ E1000_KMRNCTRLSTA_K1_CONFIG,
+ kmrn_reg);
+ if (ret_val)
+ goto out;
+
+ udelay(20);
+ ctrl_ext = er32(CTRL_EXT);
+ ctrl_reg = er32(CTRL);
+
+ reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
+ reg |= E1000_CTRL_FRCSPD;
+ ew32(CTRL, reg);
+
+ ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
+ udelay(20);
+ ew32(CTRL, ctrl_reg);
+ ew32(CTRL_EXT, ctrl_ext);
+ udelay(20);
+
+out:
+ return ret_val;
+}
+
+/**
+ * e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
+ * @hw: pointer to the HW structure
+ * @d0_state: boolean if entering d0 or d3 device state
+ *
+ * SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
+ * collectively called OEM bits. The OEM Write Enable bit and SW Config bit
+ * in NVM determines whether HW should configure LPLU and Gbe Disable.
+ **/
+static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
+{
+ s32 ret_val = 0;
+ u32 mac_reg;
+ u16 oem_reg;
+
+ if (hw->mac.type != e1000_pchlan)
+ return ret_val;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
+ mac_reg = er32(EXTCNF_CTRL);
+ if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
+ goto out;
+
+ mac_reg = er32(FEXTNVM);
+ if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
+ goto out;
+
+ mac_reg = er32(PHY_CTRL);
+
+ ret_val = hw->phy.ops.read_phy_reg_locked(hw, HV_OEM_BITS, &oem_reg);
+ if (ret_val)
+ goto out;
+
+ oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
+
+ if (d0_state) {
+ if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
+ oem_reg |= HV_OEM_BITS_GBE_DIS;
+
+ if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
+ oem_reg |= HV_OEM_BITS_LPLU;
+ } else {
+ if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE)
+ oem_reg |= HV_OEM_BITS_GBE_DIS;
+
+ if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU)
+ oem_reg |= HV_OEM_BITS_LPLU;
+ }
+ /* Restart auto-neg to activate the bits */
+ oem_reg |= HV_OEM_BITS_RESTART_AN;
+ ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg);
+
+out:
+ hw->phy.ops.release_phy(hw);
+
+ return ret_val;
+}
+
+
+/**
* e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
* done after every PHY reset.
**/
@@ -791,10 +1168,20 @@ static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
ret_val = hw->phy.ops.acquire_phy(hw);
if (ret_val)
return ret_val;
+
hw->phy.addr = 1;
- e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
+ ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
+ if (ret_val)
+ goto out;
hw->phy.ops.release_phy(hw);
+ /*
+ * Configure the K1 Si workaround during phy reset assuming there is
+ * link so that it disables K1 if link is in 1Gbps.
+ */
+ ret_val = e1000_k1_gig_workaround_hv(hw, true);
+
+out:
return ret_val;
}
@@ -840,11 +1227,8 @@ static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
**/
static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
{
- struct e1000_phy_info *phy = &hw->phy;
- u32 i;
- u32 data, cnf_size, cnf_base_addr, sw_cfg_mask;
- s32 ret_val;
- u16 word_addr, reg_data, reg_addr, phy_page = 0;
+ s32 ret_val = 0;
+ u16 reg;
ret_val = e1000e_phy_hw_reset_generic(hw);
if (ret_val)
@@ -859,81 +1243,20 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
return ret_val;
}
- /*
- * Initialize the PHY from the NVM on ICH platforms. This
- * is needed due to an issue where the NVM configuration is
- * not properly autoloaded after power transitions.
- * Therefore, after each PHY reset, we will load the
- * configuration data out of the NVM manually.
- */
- if (hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) {
- struct e1000_adapter *adapter = hw->adapter;
-
- /* Check if SW needs configure the PHY */
- if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
- (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M))
- sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
- else
- sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
-
- data = er32(FEXTNVM);
- if (!(data & sw_cfg_mask))
- return 0;
-
- /* Wait for basic configuration completes before proceeding */
- e1000_lan_init_done_ich8lan(hw);
-
- /*
- * Make sure HW does not configure LCD from PHY
- * extended configuration before SW configuration
- */
- data = er32(EXTCNF_CTRL);
- if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
- return 0;
-
- cnf_size = er32(EXTCNF_SIZE);
- cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
- cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
- if (!cnf_size)
- return 0;
-
- cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
- cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
-
- /* Configure LCD from extended configuration region. */
-
- /* cnf_base_addr is in DWORD */
- word_addr = (u16)(cnf_base_addr << 1);
-
- for (i = 0; i < cnf_size; i++) {
- ret_val = e1000_read_nvm(hw,
- (word_addr + i * 2),
- 1,
- &reg_data);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_read_nvm(hw,
- (word_addr + i * 2 + 1),
- 1,
- &reg_addr);
- if (ret_val)
- return ret_val;
-
- /* Save off the PHY page for future writes. */
- if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
- phy_page = reg_data;
- continue;
- }
+ /* Dummy read to clear the phy wakeup bit after lcd reset */
+ if (hw->mac.type == e1000_pchlan)
+ e1e_rphy(hw, BM_WUC, &reg);
- reg_addr |= phy_page;
+ /* Configure the LCD with the extended configuration region in NVM */
+ ret_val = e1000_sw_lcd_config_ich8lan(hw);
+ if (ret_val)
+ goto out;
- ret_val = e1e_wphy(hw, (u32)reg_addr, reg_data);
- if (ret_val)
- return ret_val;
- }
- }
+ /* Configure the LCD with the OEM bits in NVM */
+ if (hw->mac.type == e1000_pchlan)
+ ret_val = e1000_oem_bits_config_ich8lan(hw, true);
+out:
return 0;
}
@@ -1054,6 +1377,38 @@ static s32 e1000_check_polarity_ife_ich8lan(struct e1000_hw *hw)
}
/**
+ * e1000_set_lplu_state_pchlan - Set Low Power Link Up state
+ * @hw: pointer to the HW structure
+ * @active: true to enable LPLU, false to disable
+ *
+ * Sets the LPLU state according to the active flag. For PCH, if OEM write
+ * bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
+ * the phy speed. This function will manually set the LPLU bit and restart
+ * auto-neg as hw would do. D3 and D0 LPLU will call the same function
+ * since it configures the same bit.
+ **/
+static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
+{
+ s32 ret_val = 0;
+ u16 oem_reg;
+
+ ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
+ if (ret_val)
+ goto out;
+
+ if (active)
+ oem_reg |= HV_OEM_BITS_LPLU;
+ else
+ oem_reg &= ~HV_OEM_BITS_LPLU;
+
+ oem_reg |= HV_OEM_BITS_RESTART_AN;
+ ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
+
+out:
+ return ret_val;
+}
+
+/**
* e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
* @hw: pointer to the HW structure
* @active: TRUE to enable LPLU, FALSE to disable
@@ -1314,12 +1669,11 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
(words == 0)) {
hw_dbg(hw, "nvm parameter(s) out of bounds\n");
- return -E1000_ERR_NVM;
+ ret_val = -E1000_ERR_NVM;
+ goto out;
}
- ret_val = e1000_acquire_swflag_ich8lan(hw);
- if (ret_val)
- goto out;
+ nvm->ops.acquire_nvm(hw);
ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
if (ret_val) {
@@ -1345,7 +1699,7 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
}
}
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
out:
if (ret_val)
@@ -1603,11 +1957,15 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
return -E1000_ERR_NVM;
}
+ nvm->ops.acquire_nvm(hw);
+
for (i = 0; i < words; i++) {
dev_spec->shadow_ram[offset+i].modified = 1;
dev_spec->shadow_ram[offset+i].value = data[i];
}
+ nvm->ops.release_nvm(hw);
+
return 0;
}
@@ -1637,9 +1995,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
if (nvm->type != e1000_nvm_flash_sw)
goto out;
- ret_val = e1000_acquire_swflag_ich8lan(hw);
- if (ret_val)
- goto out;
+ nvm->ops.acquire_nvm(hw);
/*
* We're writing to the opposite bank so if we're on bank 1,
@@ -1657,7 +2013,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
old_bank_offset = 0;
ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
if (ret_val) {
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
} else {
@@ -1665,7 +2021,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
new_bank_offset = 0;
ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
if (ret_val) {
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
}
@@ -1723,7 +2079,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
if (ret_val) {
/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
hw_dbg(hw, "Flash commit failed.\n");
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
@@ -1736,7 +2092,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
if (ret_val) {
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
data &= 0xBFFF;
@@ -1744,7 +2100,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
act_offset * 2 + 1,
(u8)(data >> 8));
if (ret_val) {
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
@@ -1757,7 +2113,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
if (ret_val) {
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
goto out;
}
@@ -1767,7 +2123,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
dev_spec->shadow_ram[i].value = 0xFFFF;
}
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
/*
* Reload the EEPROM, or else modifications will not appear
@@ -1831,14 +2187,12 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
**/
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
{
+ struct e1000_nvm_info *nvm = &hw->nvm;
union ich8_flash_protected_range pr0;
union ich8_hws_flash_status hsfsts;
u32 gfpreg;
- s32 ret_val;
- ret_val = e1000_acquire_swflag_ich8lan(hw);
- if (ret_val)
- return;
+ nvm->ops.acquire_nvm(hw);
gfpreg = er32flash(ICH_FLASH_GFPREG);
@@ -1859,7 +2213,7 @@ void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
hsfsts.hsf_status.flockdn = true;
ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
- e1000_release_swflag_ich8lan(hw);
+ nvm->ops.release_nvm(hw);
}
/**
@@ -2229,6 +2583,8 @@ static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
**/
static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
{
+ struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
+ u16 reg;
u32 ctrl, icr, kab;
s32 ret_val;
@@ -2263,6 +2619,18 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
ew32(PBS, E1000_PBS_16K);
}
+ if (hw->mac.type == e1000_pchlan) {
+ /* Save the NVM K1 bit setting*/
+ ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
+ if (ret_val)
+ return ret_val;
+
+ if (reg & E1000_NVM_K1_ENABLE)
+ dev_spec->nvm_k1_enabled = true;
+ else
+ dev_spec->nvm_k1_enabled = false;
+ }
+
ctrl = er32(CTRL);
if (!e1000_check_reset_block(hw)) {
@@ -2304,7 +2672,19 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
hw_dbg(hw, "Auto Read Done did not complete\n");
}
}
+ /* Dummy read to clear the phy wakeup bit after lcd reset */
+ if (hw->mac.type == e1000_pchlan)
+ e1e_rphy(hw, BM_WUC, &reg);
+ ret_val = e1000_sw_lcd_config_ich8lan(hw);
+ if (ret_val)
+ goto out;
+
+ if (hw->mac.type == e1000_pchlan) {
+ ret_val = e1000_oem_bits_config_ich8lan(hw, true);
+ if (ret_val)
+ goto out;
+ }
/*
* For PCH, this write will make sure that any noise
* will be detected as a CRC error and be dropped rather than show up
@@ -2323,6 +2703,7 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
if (hw->mac.type == e1000_pchlan)
ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
+out:
return ret_val;
}
@@ -2627,14 +3008,6 @@ static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
if (ret_val)
return ret_val;
- if ((hw->mac.type == e1000_pchlan) && (*speed == SPEED_1000)) {
- ret_val = e1000e_write_kmrn_reg(hw,
- E1000_KMRNCTRLSTA_K1_CONFIG,
- E1000_KMRNCTRLSTA_K1_DISABLE);
- if (ret_val)
- return ret_val;
- }
-
if ((hw->mac.type == e1000_ich8lan) &&
(hw->phy.type == e1000_phy_igp_3) &&
(*speed == SPEED_1000)) {
@@ -2843,9 +3216,8 @@ void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
E1000_PHY_CTRL_GBE_DISABLE;
ew32(PHY_CTRL, phy_ctrl);
- /* Workaround SWFLAG unexpectedly set during S0->Sx */
if (hw->mac.type == e1000_pchlan)
- udelay(500);
+ e1000_phy_hw_reset_ich8lan(hw);
default:
break;
}
@@ -3113,9 +3485,9 @@ static struct e1000_phy_operations ich8_phy_ops = {
};
static struct e1000_nvm_operations ich8_nvm_ops = {
- .acquire_nvm = e1000_acquire_swflag_ich8lan,
+ .acquire_nvm = e1000_acquire_nvm_ich8lan,
.read_nvm = e1000_read_nvm_ich8lan,
- .release_nvm = e1000_release_swflag_ich8lan,
+ .release_nvm = e1000_release_nvm_ich8lan,
.update_nvm = e1000_update_nvm_checksum_ich8lan,
.valid_led_default = e1000_valid_led_default_ich8lan,
.validate_nvm = e1000_validate_nvm_checksum_ich8lan,
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 994401fd066..03175b3a2c9 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -95,13 +95,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
/* BM PHY Copper Specific Control 1 */
#define BM_CS_CTRL1 16
-/* BM PHY Copper Specific Status */
-#define BM_CS_STATUS 17
-#define BM_CS_STATUS_LINK_UP 0x0400
-#define BM_CS_STATUS_RESOLVED 0x0800
-#define BM_CS_STATUS_SPEED_MASK 0xC000
-#define BM_CS_STATUS_SPEED_1000 0x8000
-
#define HV_MUX_DATA_CTRL PHY_REG(776, 16)
#define HV_MUX_DATA_CTRL_GEN_TO_MAC 0x0400
#define HV_MUX_DATA_CTRL_FORCE_SPEED 0x0004
@@ -164,16 +157,25 @@ s32 e1000e_get_phy_id(struct e1000_hw *hw)
* MDIC mode. No harm in trying again in this case since
* the PHY ID is unknown at this point anyway
*/
+ ret_val = phy->ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
if (ret_val)
goto out;
+ phy->ops.release_phy(hw);
retry_count++;
}
out:
/* Revert to MDIO fast mode, if applicable */
- if (retry_count)
+ if (retry_count) {
+ ret_val = phy->ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+ phy->ops.release_phy(hw);
+ }
return ret_val;
}
@@ -354,94 +356,173 @@ s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data)
}
/**
- * e1000e_read_phy_reg_igp - Read igp PHY register
+ * __e1000e_read_phy_reg_igp - Read igp PHY register
* @hw: pointer to the HW structure
* @offset: register offset to be read
* @data: pointer to the read data
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary, then reads the PHY register at offset
- * and storing the retrieved information in data. Release any acquired
+ * and stores the retrieved information in data. Release any acquired
* semaphores before exiting.
**/
-s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data,
+ bool locked)
{
- s32 ret_val;
+ s32 ret_val = 0;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
+ if (!locked) {
+ if (!(hw->phy.ops.acquire_phy))
+ goto out;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
+ }
if (offset > MAX_PHY_MULTI_PAGE_REG) {
ret_val = e1000e_write_phy_reg_mdic(hw,
IGP01E1000_PHY_PAGE_SELECT,
(u16)offset);
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- return ret_val;
- }
+ if (ret_val)
+ goto release;
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
- data);
-
- hw->phy.ops.release_phy(hw);
+ data);
+release:
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+out:
return ret_val;
}
/**
+ * e1000e_read_phy_reg_igp - Read igp PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Acquires semaphore then reads the PHY register at offset and stores the
+ * retrieved information in data.
+ * Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000e_read_phy_reg_igp(hw, offset, data, false);
+}
+
+/**
+ * e1000e_read_phy_reg_igp_locked - Read igp PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Reads the PHY register at offset and stores the retrieved information
+ * in data. Assumes semaphore already acquired.
+ **/
+s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000e_read_phy_reg_igp(hw, offset, data, true);
+}
+
+/**
* e1000e_write_phy_reg_igp - Write igp PHY register
* @hw: pointer to the HW structure
* @offset: register offset to write to
* @data: data to write at register offset
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary, then writes the data to PHY register
* at the offset. Release any acquired semaphores before exiting.
**/
-s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data,
+ bool locked)
{
- s32 ret_val;
+ s32 ret_val = 0;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
+ if (!locked) {
+ if (!(hw->phy.ops.acquire_phy))
+ goto out;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
+ }
if (offset > MAX_PHY_MULTI_PAGE_REG) {
ret_val = e1000e_write_phy_reg_mdic(hw,
IGP01E1000_PHY_PAGE_SELECT,
(u16)offset);
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- return ret_val;
- }
+ if (ret_val)
+ goto release;
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
- hw->phy.ops.release_phy(hw);
+release:
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+out:
return ret_val;
}
/**
- * e1000e_read_kmrn_reg - Read kumeran register
+ * e1000e_write_phy_reg_igp - Write igp PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Acquires semaphore then writes the data to PHY register
+ * at the offset. Release any acquired semaphores before exiting.
+ **/
+s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000e_write_phy_reg_igp(hw, offset, data, false);
+}
+
+/**
+ * e1000e_write_phy_reg_igp_locked - Write igp PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Writes the data to PHY register at the offset.
+ * Assumes semaphore already acquired.
+ **/
+s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000e_write_phy_reg_igp(hw, offset, data, true);
+}
+
+/**
+ * __e1000_read_kmrn_reg - Read kumeran register
* @hw: pointer to the HW structure
* @offset: register offset to be read
* @data: pointer to the read data
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary. Then reads the PHY register at offset
* using the kumeran interface. The information retrieved is stored in data.
* Release any acquired semaphores before exiting.
**/
-s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
+ bool locked)
{
u32 kmrnctrlsta;
- s32 ret_val;
+ s32 ret_val = 0;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
+ if (!locked) {
+ if (!(hw->phy.ops.acquire_phy))
+ goto out;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
+ }
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
@@ -452,41 +533,111 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
kmrnctrlsta = er32(KMRNCTRLSTA);
*data = (u16)kmrnctrlsta;
- hw->phy.ops.release_phy(hw);
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+out:
return ret_val;
}
/**
- * e1000e_write_kmrn_reg - Write kumeran register
+ * e1000e_read_kmrn_reg - Read kumeran register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Acquires semaphore then reads the PHY register at offset using the
+ * kumeran interface. The information retrieved is stored in data.
+ * Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000_read_kmrn_reg(hw, offset, data, false);
+}
+
+/**
+ * e1000e_read_kmrn_reg_locked - Read kumeran register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Reads the PHY register at offset using the kumeran interface. The
+ * information retrieved is stored in data.
+ * Assumes semaphore already acquired.
+ **/
+s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000_read_kmrn_reg(hw, offset, data, true);
+}
+
+/**
+ * __e1000_write_kmrn_reg - Write kumeran register
* @hw: pointer to the HW structure
* @offset: register offset to write to
* @data: data to write at register offset
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary. Then write the data to PHY register
* at the offset using the kumeran interface. Release any acquired semaphores
* before exiting.
**/
-s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
+ bool locked)
{
u32 kmrnctrlsta;
- s32 ret_val;
+ s32 ret_val = 0;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
+ if (!locked) {
+ if (!(hw->phy.ops.acquire_phy))
+ goto out;
+
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ goto out;
+ }
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | data;
ew32(KMRNCTRLSTA, kmrnctrlsta);
udelay(2);
- hw->phy.ops.release_phy(hw);
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+
+out:
return ret_val;
}
/**
+ * e1000e_write_kmrn_reg - Write kumeran register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Acquires semaphore then writes the data to the PHY register at the offset
+ * using the kumeran interface. Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000_write_kmrn_reg(hw, offset, data, false);
+}
+
+/**
+ * e1000e_write_kmrn_reg_locked - Write kumeran register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Write the data to PHY register at the offset using the kumeran interface.
+ * Assumes semaphore already acquired.
+ **/
+s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000_write_kmrn_reg(hw, offset, data, true);
+}
+
+/**
* e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
* @hw: pointer to the HW structure
*
@@ -2105,6 +2256,10 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
u32 page = offset >> IGP_PAGE_SHIFT;
u32 page_shift = 0;
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
@@ -2112,10 +2267,6 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- goto out;
-
hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2135,18 +2286,15 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
/* Page is shifted left, PHY expects (page x 32) */
ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
(page << page_shift));
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
+ if (ret_val)
goto out;
- }
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
- hw->phy.ops.release_phy(hw);
-
out:
+ hw->phy.ops.release_phy(hw);
return ret_val;
}
@@ -2167,6 +2315,10 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
u32 page = offset >> IGP_PAGE_SHIFT;
u32 page_shift = 0;
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
@@ -2174,10 +2326,6 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- goto out;
-
hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2197,17 +2345,14 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
/* Page is shifted left, PHY expects (page x 32) */
ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
(page << page_shift));
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
+ if (ret_val)
goto out;
- }
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
- hw->phy.ops.release_phy(hw);
-
out:
+ hw->phy.ops.release_phy(hw);
return ret_val;
}
@@ -2226,17 +2371,17 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
s32 ret_val;
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
true);
- return ret_val;
+ goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
-
hw->phy.addr = 1;
if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2245,16 +2390,14 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
page);
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- return ret_val;
- }
+ if (ret_val)
+ goto out;
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
+out:
hw->phy.ops.release_phy(hw);
-
return ret_val;
}
@@ -2272,17 +2415,17 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
s32 ret_val;
u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+
/* Page 800 works differently than the rest so it has its own func */
if (page == BM_WUC_PAGE) {
ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
false);
- return ret_val;
+ goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
-
hw->phy.addr = 1;
if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2290,17 +2433,15 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
page);
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- return ret_val;
- }
+ if (ret_val)
+ goto out;
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
data);
+out:
hw->phy.ops.release_phy(hw);
-
return ret_val;
}
@@ -2320,6 +2461,8 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
* 3) Write the address using the address opcode (0x11)
* 4) Read or write the data using the data opcode (0x12)
* 5) Restore 769_17.2 to its original value
+ *
+ * Assumes semaphore already acquired.
**/
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
u16 *data, bool read)
@@ -2327,20 +2470,12 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
s32 ret_val;
u16 reg = BM_PHY_REG_NUM(offset);
u16 phy_reg = 0;
- u8 phy_acquired = 1;
-
/* Gig must be disabled for MDIO accesses to page 800 */
if ((hw->mac.type == e1000_pchlan) &&
(!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
hw_dbg(hw, "Attempting to access page 800 while gig enabled\n");
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val) {
- phy_acquired = 0;
- goto out;
- }
-
/* All operations in this function are phy address 1 */
hw->phy.addr = 1;
@@ -2397,8 +2532,6 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
out:
- if (phy_acquired == 1)
- hw->phy.ops.release_phy(hw);
return ret_val;
}
@@ -2439,52 +2572,63 @@ static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
return 0;
}
+/**
+ * e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
+ * @hw: pointer to the HW structure
+ * @slow: true for slow mode, false for normal mode
+ *
+ * Assumes semaphore already acquired.
+ **/
s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow)
{
s32 ret_val = 0;
u16 data = 0;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- return ret_val;
-
/* Set MDIO mode - page 769, register 16: 0x2580==slow, 0x2180==fast */
hw->phy.addr = 1;
ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
(BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- return ret_val;
- }
+ if (ret_val)
+ goto out;
+
ret_val = e1000e_write_phy_reg_mdic(hw, BM_CS_CTRL1,
(0x2180 | (slow << 10)));
+ if (ret_val)
+ goto out;
/* dummy read when reverting to fast mode - throw away result */
if (!slow)
- e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
-
- hw->phy.ops.release_phy(hw);
+ ret_val = e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
+out:
return ret_val;
}
/**
- * e1000_read_phy_reg_hv - Read HV PHY register
+ * __e1000_read_phy_reg_hv - Read HV PHY register
* @hw: pointer to the HW structure
* @offset: register offset to be read
* @data: pointer to the read data
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary, then reads the PHY register at offset
- * and storing the retrieved information in data. Release any acquired
+ * and stores the retrieved information in data. Release any acquired
* semaphore before exiting.
**/
-s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
+ bool locked)
{
s32 ret_val;
u16 page = BM_PHY_REG_PAGE(offset);
u16 reg = BM_PHY_REG_NUM(offset);
bool in_slow_mode = false;
+ if (!locked) {
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+ }
+
/* Workaround failure in MDIO access while cable is disconnected */
if ((hw->phy.type == e1000_phy_82577) &&
!(er32(STATUS) & E1000_STATUS_LU)) {
@@ -2508,10 +2652,6 @@ s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- goto out;
-
hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
if (page == HV_INTC_FC_PAGE_START)
@@ -2529,42 +2669,76 @@ s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
ret_val = e1000e_write_phy_reg_mdic(hw,
IGP01E1000_PHY_PAGE_SELECT,
(page << IGP_PAGE_SHIFT));
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- goto out;
- }
hw->phy.addr = phy_addr;
}
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
data);
- hw->phy.ops.release_phy(hw);
-
out:
/* Revert to MDIO fast mode, if applicable */
if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+
return ret_val;
}
/**
- * e1000_write_phy_reg_hv - Write HV PHY register
+ * e1000_read_phy_reg_hv - Read HV PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Acquires semaphore then reads the PHY register at offset and stores
+ * the retrieved information in data. Release the acquired semaphore
+ * before exiting.
+ **/
+s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000_read_phy_reg_hv(hw, offset, data, false);
+}
+
+/**
+ * e1000_read_phy_reg_hv_locked - Read HV PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to be read
+ * @data: pointer to the read data
+ *
+ * Reads the PHY register at offset and stores the retrieved information
+ * in data. Assumes semaphore already acquired.
+ **/
+s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+ return __e1000_read_phy_reg_hv(hw, offset, data, true);
+}
+
+/**
+ * __e1000_write_phy_reg_hv - Write HV PHY register
* @hw: pointer to the HW structure
* @offset: register offset to write to
* @data: data to write at register offset
+ * @locked: semaphore has already been acquired or not
*
* Acquires semaphore, if necessary, then writes the data to PHY register
* at the offset. Release any acquired semaphores before exiting.
**/
-s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
+ bool locked)
{
s32 ret_val;
u16 page = BM_PHY_REG_PAGE(offset);
u16 reg = BM_PHY_REG_NUM(offset);
bool in_slow_mode = false;
+ if (!locked) {
+ ret_val = hw->phy.ops.acquire_phy(hw);
+ if (ret_val)
+ return ret_val;
+ }
+
/* Workaround failure in MDIO access while cable is disconnected */
if ((hw->phy.type == e1000_phy_82577) &&
!(er32(STATUS) & E1000_STATUS_LU)) {
@@ -2588,10 +2762,6 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
goto out;
}
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- goto out;
-
hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
if (page == HV_INTC_FC_PAGE_START)
@@ -2607,15 +2777,10 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
((MAX_PHY_REG_ADDRESS & reg) == 0) &&
(data & (1 << 11))) {
u16 data2 = 0x7EFF;
- hw->phy.ops.release_phy(hw);
ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3,
&data2, false);
if (ret_val)
goto out;
-
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val)
- goto out;
}
if (reg > MAX_PHY_MULTI_PAGE_REG) {
@@ -2630,27 +2795,53 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
ret_val = e1000e_write_phy_reg_mdic(hw,
IGP01E1000_PHY_PAGE_SELECT,
(page << IGP_PAGE_SHIFT));
- if (ret_val) {
- hw->phy.ops.release_phy(hw);
- goto out;
- }
hw->phy.addr = phy_addr;
}
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
data);
- hw->phy.ops.release_phy(hw);
out:
/* Revert to MDIO fast mode, if applicable */
if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+ if (!locked)
+ hw->phy.ops.release_phy(hw);
+
return ret_val;
}
/**
+ * e1000_write_phy_reg_hv - Write HV PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Acquires semaphore then writes the data to PHY register at the offset.
+ * Release the acquired semaphores before exiting.
+ **/
+s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000_write_phy_reg_hv(hw, offset, data, false);
+}
+
+/**
+ * e1000_write_phy_reg_hv_locked - Write HV PHY register
+ * @hw: pointer to the HW structure
+ * @offset: register offset to write to
+ * @data: data to write at register offset
+ *
+ * Writes the data to PHY register at the offset. Assumes semaphore
+ * already acquired.
+ **/
+s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+ return __e1000_write_phy_reg_hv(hw, offset, data, true);
+}
+
+/**
* e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
* @page: page to be accessed
**/
@@ -2671,10 +2862,9 @@ static u32 e1000_get_phy_addr_for_hv_page(u32 page)
* @data: pointer to the data to be read or written
* @read: determines if operation is read or written
*
- * Acquires semaphore, if necessary, then reads the PHY register at offset
- * and storing the retreived information in data. Release any acquired
- * semaphores before exiting. Note that the procedure to read these regs
- * uses the address port and data port to read/write.
+ * Reads the PHY register at offset and stores the retreived information
+ * in data. Assumes semaphore already acquired. Note that the procedure
+ * to read these regs uses the address port and data port to read/write.
**/
static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
u16 *data, bool read)
@@ -2682,20 +2872,12 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
s32 ret_val;
u32 addr_reg = 0;
u32 data_reg = 0;
- u8 phy_acquired = 1;
/* This takes care of the difference with desktop vs mobile phy */
addr_reg = (hw->phy.type == e1000_phy_82578) ?
I82578_ADDR_REG : I82577_ADDR_REG;
data_reg = addr_reg + 1;
- ret_val = hw->phy.ops.acquire_phy(hw);
- if (ret_val) {
- hw_dbg(hw, "Could not acquire PHY\n");
- phy_acquired = 0;
- goto out;
- }
-
/* All operations in this function are phy address 2 */
hw->phy.addr = 2;
@@ -2718,8 +2900,6 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
}
out:
- if (phy_acquired == 1)
- hw->phy.ops.release_phy(hw);
return ret_val;
}
diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index 96f5b2a2d2c..f7d9ac8324c 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -223,24 +223,25 @@ struct ethoc_bd {
u32 addr;
};
-static u32 ethoc_read(struct ethoc *dev, loff_t offset)
+static inline u32 ethoc_read(struct ethoc *dev, loff_t offset)
{
return ioread32(dev->iobase + offset);
}
-static void ethoc_write(struct ethoc *dev, loff_t offset, u32 data)
+static inline void ethoc_write(struct ethoc *dev, loff_t offset, u32 data)
{
iowrite32(data, dev->iobase + offset);
}
-static void ethoc_read_bd(struct ethoc *dev, int index, struct ethoc_bd *bd)
+static inline void ethoc_read_bd(struct ethoc *dev, int index,
+ struct ethoc_bd *bd)
{
loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd));
bd->stat = ethoc_read(dev, offset + 0);
bd->addr = ethoc_read(dev, offset + 4);
}
-static void ethoc_write_bd(struct ethoc *dev, int index,
+static inline void ethoc_write_bd(struct ethoc *dev, int index,
const struct ethoc_bd *bd)
{
loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd));
@@ -248,33 +249,33 @@ static void ethoc_write_bd(struct ethoc *dev, int index,
ethoc_write(dev, offset + 4, bd->addr);
}
-static void ethoc_enable_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_enable_irq(struct ethoc *dev, u32 mask)
{
u32 imask = ethoc_read(dev, INT_MASK);
imask |= mask;
ethoc_write(dev, INT_MASK, imask);
}
-static void ethoc_disable_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_disable_irq(struct ethoc *dev, u32 mask)
{
u32 imask = ethoc_read(dev, INT_MASK);
imask &= ~mask;
ethoc_write(dev, INT_MASK, imask);
}
-static void ethoc_ack_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_ack_irq(struct ethoc *dev, u32 mask)
{
ethoc_write(dev, INT_SOURCE, mask);
}
-static void ethoc_enable_rx_and_tx(struct ethoc *dev)
+static inline void ethoc_enable_rx_and_tx(struct ethoc *dev)
{
u32 mode = ethoc_read(dev, MODER);
mode |= MODER_RXEN | MODER_TXEN;
ethoc_write(dev, MODER, mode);
}
-static void ethoc_disable_rx_and_tx(struct ethoc *dev)
+static inline void ethoc_disable_rx_and_tx(struct ethoc *dev)
{
u32 mode = ethoc_read(dev, MODER);
mode &= ~(MODER_RXEN | MODER_TXEN);
@@ -508,7 +509,7 @@ static irqreturn_t ethoc_interrupt(int irq, void *dev_id)
return IRQ_NONE;
}
- ethoc_ack_irq(priv, INT_MASK_ALL);
+ ethoc_ack_irq(priv, pending);
if (pending & INT_MASK_BUSY) {
dev_err(&dev->dev, "packet dropped\n");
@@ -664,7 +665,8 @@ static int ethoc_open(struct net_device *dev)
return ret;
/* calculate the number of TX/RX buffers, maximum 128 supported */
- num_bd = min(128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ);
+ num_bd = min_t(unsigned int,
+ 128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ);
priv->num_tx = max(min_tx, num_bd / 4);
priv->num_rx = num_bd - priv->num_tx;
ethoc_write(priv, TX_BD_NUM, priv->num_tx);
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 29234380e6c..16a1d58419d 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -1654,7 +1654,7 @@ static const struct net_device_ops fec_netdev_ops = {
*
* index is only used in legacy code
*/
-int __init fec_enet_init(struct net_device *dev, int index)
+static int fec_enet_init(struct net_device *dev, int index)
{
struct fec_enet_private *fep = netdev_priv(dev);
struct bufdesc *cbd_base;
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index c40113f5896..66dace6d324 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -759,12 +759,6 @@ static void mpc52xx_fec_reset(struct net_device *dev)
mpc52xx_fec_hw_init(dev);
- if (priv->phydev) {
- phy_stop(priv->phydev);
- phy_write(priv->phydev, MII_BMCR, BMCR_RESET);
- phy_start(priv->phydev);
- }
-
bcom_fec_rx_reset(priv->rx_dmatsk);
bcom_fec_tx_reset(priv->tx_dmatsk);
diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c
index 31e6d62b785..ee0f3c6d3f8 100644
--- a/drivers/net/fec_mpc52xx_phy.c
+++ b/drivers/net/fec_mpc52xx_phy.c
@@ -155,6 +155,7 @@ static struct of_device_id mpc52xx_fec_mdio_match[] = {
{ .compatible = "mpc5200b-fec-phy", },
{}
};
+MODULE_DEVICE_TABLE(of, mpc52xx_fec_mdio_match);
struct of_platform_driver mpc52xx_fec_mdio_driver = {
.name = "mpc5200b-fec-phy",
diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c
index 2bc2d2b2064..ec2f5034457 100644
--- a/drivers/net/fs_enet/fs_enet-main.c
+++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -1110,6 +1110,7 @@ static struct of_device_id fs_enet_match[] = {
#endif
{}
};
+MODULE_DEVICE_TABLE(of, fs_enet_match);
static struct of_platform_driver fs_enet_driver = {
.name = "fs_enet",
diff --git a/drivers/net/fs_enet/mii-bitbang.c b/drivers/net/fs_enet/mii-bitbang.c
index 93b481b0e3c..24ff9f43a62 100644
--- a/drivers/net/fs_enet/mii-bitbang.c
+++ b/drivers/net/fs_enet/mii-bitbang.c
@@ -221,6 +221,7 @@ static struct of_device_id fs_enet_mdio_bb_match[] = {
},
{},
};
+MODULE_DEVICE_TABLE(of, fs_enet_mdio_bb_match);
static struct of_platform_driver fs_enet_bb_mdio_driver = {
.name = "fsl-bb-mdio",
diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c
index a2d69c1cd07..96eba4280c5 100644
--- a/drivers/net/fs_enet/mii-fec.c
+++ b/drivers/net/fs_enet/mii-fec.c
@@ -219,6 +219,7 @@ static struct of_device_id fs_enet_mdio_fec_match[] = {
#endif
{},
};
+MODULE_DEVICE_TABLE(of, fs_enet_mdio_fec_match);
static struct of_platform_driver fs_enet_fec_mdio_driver = {
.name = "fsl-fec-mdio",
diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c
index d167090248e..6ac46486697 100644
--- a/drivers/net/fsl_pq_mdio.c
+++ b/drivers/net/fsl_pq_mdio.c
@@ -407,6 +407,7 @@ static struct of_device_id fsl_pq_mdio_match[] = {
},
{},
};
+MODULE_DEVICE_TABLE(of, fsl_pq_mdio_match);
static struct of_platform_driver fsl_pq_mdio_driver = {
.name = "fsl-pq_mdio",
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 1e5289ffef6..5bf31f1509c 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2325,9 +2325,6 @@ static irqreturn_t gfar_error(int irq, void *dev_id)
return IRQ_HANDLED;
}
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:fsl-gianfar");
-
static struct of_device_id gfar_match[] =
{
{
@@ -2336,6 +2333,7 @@ static struct of_device_id gfar_match[] =
},
{},
};
+MODULE_DEVICE_TABLE(of, gfar_match);
/* Structure for a device driver */
static struct of_platform_driver gfar_driver = {
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 89c82c5e63e..3fae8755979 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -24,6 +24,7 @@
*
*/
+#include <linux/module.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/errno.h>
@@ -443,7 +444,7 @@ static u32 __emac_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_s
ret |= EMAC_MR1_TFS_2K;
break;
default:
- printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n",
+ printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n",
dev->ndev->name, tx_size);
}
@@ -470,6 +471,9 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_
DBG2(dev, "__emac4_calc_base_mr1" NL);
switch(tx_size) {
+ case 16384:
+ ret |= EMAC4_MR1_TFS_16K;
+ break;
case 4096:
ret |= EMAC4_MR1_TFS_4K;
break;
@@ -477,7 +481,7 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_
ret |= EMAC4_MR1_TFS_2K;
break;
default:
- printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n",
+ printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n",
dev->ndev->name, tx_size);
}
@@ -2985,6 +2989,7 @@ static struct of_device_id emac_match[] =
},
{},
};
+MODULE_DEVICE_TABLE(of, emac_match);
static struct of_platform_driver emac_driver = {
.name = "emac",
diff --git a/drivers/net/ibm_newemac/emac.h b/drivers/net/ibm_newemac/emac.h
index 0afc2cf5c52..d34adf99fc6 100644
--- a/drivers/net/ibm_newemac/emac.h
+++ b/drivers/net/ibm_newemac/emac.h
@@ -153,6 +153,7 @@ struct emac_regs {
#define EMAC4_MR1_RFS_16K 0x00280000
#define EMAC4_MR1_TFS_2K 0x00020000
#define EMAC4_MR1_TFS_4K 0x00030000
+#define EMAC4_MR1_TFS_16K 0x00050000
#define EMAC4_MR1_TR 0x00008000
#define EMAC4_MR1_MWSW_001 0x00001000
#define EMAC4_MR1_JPSM 0x00000800
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 801f088c134..030913f8bd2 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -98,12 +98,13 @@ static void ri_tasklet(unsigned long dev)
stats->tx_packets++;
stats->tx_bytes +=skb->len;
- skb->dev = __dev_get_by_index(&init_net, skb->iif);
+ skb->dev = dev_get_by_index(&init_net, skb->iif);
if (!skb->dev) {
dev_kfree_skb(skb);
stats->tx_dropped++;
break;
}
+ dev_put(skb->dev);
skb->iif = _dev->ifindex;
if (from & AT_EGRESS) {
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index deaea8fa103..b243ed3b0c3 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -732,7 +732,7 @@ static int igb_set_ringparam(struct net_device *netdev,
{
struct igb_adapter *adapter = netdev_priv(netdev);
struct igb_ring *temp_ring;
- int i, err;
+ int i, err = 0;
u32 new_rx_count, new_tx_count;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -752,18 +752,30 @@ static int igb_set_ringparam(struct net_device *netdev,
return 0;
}
+ while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
+ msleep(1);
+
+ if (!netif_running(adapter->netdev)) {
+ for (i = 0; i < adapter->num_tx_queues; i++)
+ adapter->tx_ring[i].count = new_tx_count;
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ adapter->rx_ring[i].count = new_rx_count;
+ adapter->tx_ring_count = new_tx_count;
+ adapter->rx_ring_count = new_rx_count;
+ goto clear_reset;
+ }
+
if (adapter->num_tx_queues > adapter->num_rx_queues)
temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
else
temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
- if (!temp_ring)
- return -ENOMEM;
- while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
- msleep(1);
+ if (!temp_ring) {
+ err = -ENOMEM;
+ goto clear_reset;
+ }
- if (netif_running(adapter->netdev))
- igb_down(adapter);
+ igb_down(adapter);
/*
* We can't just free everything and then setup again,
@@ -820,14 +832,11 @@ static int igb_set_ringparam(struct net_device *netdev,
adapter->rx_ring_count = new_rx_count;
}
-
- err = 0;
err_setup:
- if (netif_running(adapter->netdev))
- igb_up(adapter);
-
- clear_bit(__IGB_RESETTING, &adapter->state);
+ igb_up(adapter);
vfree(temp_ring);
+clear_reset:
+ clear_bit(__IGB_RESETTING, &adapter->state);
return err;
}
diff --git a/drivers/net/igbvf/ethtool.c b/drivers/net/igbvf/ethtool.c
index ee17a097d1c..c68265bd0d1 100644
--- a/drivers/net/igbvf/ethtool.c
+++ b/drivers/net/igbvf/ethtool.c
@@ -279,7 +279,7 @@ static int igbvf_set_ringparam(struct net_device *netdev,
{
struct igbvf_adapter *adapter = netdev_priv(netdev);
struct igbvf_ring *temp_ring;
- int err;
+ int err = 0;
u32 new_rx_count, new_tx_count;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -299,15 +299,22 @@ static int igbvf_set_ringparam(struct net_device *netdev,
return 0;
}
- temp_ring = vmalloc(sizeof(struct igbvf_ring));
- if (!temp_ring)
- return -ENOMEM;
-
while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
msleep(1);
- if (netif_running(adapter->netdev))
- igbvf_down(adapter);
+ if (!netif_running(adapter->netdev)) {
+ adapter->tx_ring->count = new_tx_count;
+ adapter->rx_ring->count = new_rx_count;
+ goto clear_reset;
+ }
+
+ temp_ring = vmalloc(sizeof(struct igbvf_ring));
+ if (!temp_ring) {
+ err = -ENOMEM;
+ goto clear_reset;
+ }
+
+ igbvf_down(adapter);
/*
* We can't just free everything and then setup again,
@@ -339,14 +346,11 @@ static int igbvf_set_ringparam(struct net_device *netdev,
memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring));
}
-
- err = 0;
err_setup:
- if (netif_running(adapter->netdev))
- igbvf_up(adapter);
-
- clear_bit(__IGBVF_RESETTING, &adapter->state);
+ igbvf_up(adapter);
vfree(temp_ring);
+clear_reset:
+ clear_bit(__IGBVF_RESETTING, &adapter->state);
return err;
}
diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c
index 38bf7cf2256..c412e802617 100644
--- a/drivers/net/irda/sa1100_ir.c
+++ b/drivers/net/irda/sa1100_ir.c
@@ -232,8 +232,11 @@ static int sa1100_irda_startup(struct sa1100_irda *si)
/*
* Ensure that the ports for this device are setup correctly.
*/
- if (si->pdata->startup)
- si->pdata->startup(si->dev);
+ if (si->pdata->startup) {
+ ret = si->pdata->startup(si->dev);
+ if (ret)
+ return ret;
+ }
/*
* Configure PPC for IRDA - we want to drive TXD2 low.
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index fa314cb005a..856c18c207f 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -798,7 +798,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
- int i, err;
+ int i, err = 0;
u32 new_rx_count, new_tx_count;
bool need_update = false;
@@ -822,6 +822,16 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
msleep(1);
+ if (!netif_running(adapter->netdev)) {
+ for (i = 0; i < adapter->num_tx_queues; i++)
+ adapter->tx_ring[i].count = new_tx_count;
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ adapter->rx_ring[i].count = new_rx_count;
+ adapter->tx_ring_count = new_tx_count;
+ adapter->rx_ring_count = new_rx_count;
+ goto err_setup;
+ }
+
temp_tx_ring = kcalloc(adapter->num_tx_queues,
sizeof(struct ixgbe_ring), GFP_KERNEL);
if (!temp_tx_ring) {
@@ -879,8 +889,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
/* if rings need to be updated, here's the place to do it in one shot */
if (need_update) {
- if (netif_running(netdev))
- ixgbe_down(adapter);
+ ixgbe_down(adapter);
/* tx */
if (new_tx_count != adapter->tx_ring_count) {
@@ -897,13 +906,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
temp_rx_ring = NULL;
adapter->rx_ring_count = new_rx_count;
}
- }
-
- /* success! */
- err = 0;
- if (netif_running(netdev))
ixgbe_up(adapter);
-
+ }
err_setup:
clear_bit(__IXGBE_RESETTING, &adapter->state);
return err;
diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c
index b02a981c87a..34a6cfd1793 100644
--- a/drivers/net/ixp2000/enp2611.c
+++ b/drivers/net/ixp2000/enp2611.c
@@ -119,24 +119,9 @@ static struct ixp2400_msf_parameters enp2611_msf_parameters =
}
};
-struct enp2611_ixpdev_priv
-{
- struct ixpdev_priv ixpdev_priv;
- struct net_device_stats stats;
-};
-
static struct net_device *nds[3];
static struct timer_list link_check_timer;
-static struct net_device_stats *enp2611_get_stats(struct net_device *dev)
-{
- struct enp2611_ixpdev_priv *ip = netdev_priv(dev);
-
- pm3386_get_stats(ip->ixpdev_priv.channel, &(ip->stats));
-
- return &(ip->stats);
-}
-
/* @@@ Poll the SFP moddef0 line too. */
/* @@@ Try to use the pm3386 DOOL interrupt as well. */
static void enp2611_check_link_status(unsigned long __dummy)
@@ -203,14 +188,13 @@ static int __init enp2611_init_module(void)
ports = pm3386_port_count();
for (i = 0; i < ports; i++) {
- nds[i] = ixpdev_alloc(i, sizeof(struct enp2611_ixpdev_priv));
+ nds[i] = ixpdev_alloc(i, sizeof(struct ixpdev_priv));
if (nds[i] == NULL) {
while (--i >= 0)
free_netdev(nds[i]);
return -ENOMEM;
}
- nds[i]->get_stats = enp2611_get_stats;
pm3386_init_port(i);
pm3386_get_mac(i, nds[i]->dev_addr);
}
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 127243461a5..9aee0cc922c 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -21,6 +21,7 @@
#include "ixp2400_tx.ucode"
#include "ixpdev_priv.h"
#include "ixpdev.h"
+#include "pm3386.h"
#define DRV_MODULE_VERSION "0.2"
@@ -271,6 +272,15 @@ static int ixpdev_close(struct net_device *dev)
return 0;
}
+static struct net_device_stats *ixpdev_get_stats(struct net_device *dev)
+{
+ struct ixpdev_priv *ip = netdev_priv(dev);
+
+ pm3386_get_stats(ip->channel, &(dev->stats));
+
+ return &(dev->stats);
+}
+
static const struct net_device_ops ixpdev_netdev_ops = {
.ndo_open = ixpdev_open,
.ndo_stop = ixpdev_close,
@@ -278,6 +288,7 @@ static const struct net_device_ops ixpdev_netdev_ops = {
.ndo_change_mtu = eth_change_mtu,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_mac_address = eth_mac_addr,
+ .ndo_get_stats = ixpdev_get_stats,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = ixpdev_poll_controller,
#endif
diff --git a/drivers/net/ks8851.c b/drivers/net/ks8851.c
index 23783586435..a23f739d222 100644
--- a/drivers/net/ks8851.c
+++ b/drivers/net/ks8851.c
@@ -171,6 +171,36 @@ static void ks8851_wrreg16(struct ks8851_net *ks, unsigned reg, unsigned val)
}
/**
+ * ks8851_wrreg8 - write 8bit register value to chip
+ * @ks: The chip state
+ * @reg: The register address
+ * @val: The value to write
+ *
+ * Issue a write to put the value @val into the register specified in @reg.
+ */
+static void ks8851_wrreg8(struct ks8851_net *ks, unsigned reg, unsigned val)
+{
+ struct spi_transfer *xfer = &ks->spi_xfer1;
+ struct spi_message *msg = &ks->spi_msg1;
+ __le16 txb[2];
+ int ret;
+ int bit;
+
+ bit = 1 << (reg & 3);
+
+ txb[0] = cpu_to_le16(MK_OP(bit, reg) | KS_SPIOP_WR);
+ txb[1] = val;
+
+ xfer->tx_buf = txb;
+ xfer->rx_buf = NULL;
+ xfer->len = 3;
+
+ ret = spi_sync(ks->spidev, msg);
+ if (ret < 0)
+ ks_err(ks, "spi_sync() failed\n");
+}
+
+/**
* ks8851_rx_1msg - select whether to use one or two messages for spi read
* @ks: The device structure
*
@@ -322,13 +352,12 @@ static void ks8851_soft_reset(struct ks8851_net *ks, unsigned op)
static int ks8851_write_mac_addr(struct net_device *dev)
{
struct ks8851_net *ks = netdev_priv(dev);
- u16 *mcp = (u16 *)dev->dev_addr;
+ int i;
mutex_lock(&ks->lock);
- ks8851_wrreg16(ks, KS_MARL, mcp[0]);
- ks8851_wrreg16(ks, KS_MARM, mcp[1]);
- ks8851_wrreg16(ks, KS_MARH, mcp[2]);
+ for (i = 0; i < ETH_ALEN; i++)
+ ks8851_wrreg8(ks, KS_MAR(i), dev->dev_addr[i]);
mutex_unlock(&ks->lock);
@@ -951,7 +980,7 @@ static void ks8851_set_rx_mode(struct net_device *dev)
mcptr = mcptr->next;
}
- rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXAE | RXCR1_RXPAFMA;
+ rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXPAFMA;
} else {
/* just accept broadcast / unicast */
rxctrl.rxcr1 = RXCR1_RXPAFMA;
@@ -1239,6 +1268,9 @@ static int __devinit ks8851_probe(struct spi_device *spi)
ndev->netdev_ops = &ks8851_netdev_ops;
ndev->irq = spi->irq;
+ /* issue a global soft reset to reset the device. */
+ ks8851_soft_reset(ks, GRR_GSR);
+
/* simple check for a valid chip being connected to the bus */
if ((ks8851_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {
diff --git a/drivers/net/ks8851.h b/drivers/net/ks8851.h
index 85abe147afb..f52c312cc35 100644
--- a/drivers/net/ks8851.h
+++ b/drivers/net/ks8851.h
@@ -16,6 +16,7 @@
#define CCR_32PIN (1 << 0)
/* MAC address registers */
+#define KS_MAR(_m) 0x15 - (_m)
#define KS_MARL 0x10
#define KS_MARM 0x12
#define KS_MARH 0x14
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 5dd7225b178..291a505fd4f 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -1282,6 +1282,7 @@ static struct pci_device_id mlx4_pci_table[] = {
{ PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */
{ PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */
{ PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/
+ { PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */
{ PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */
{ 0, }
};
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 6930c87f362..f3624517cb0 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -75,7 +75,7 @@
#include "myri10ge_mcp.h"
#include "myri10ge_mcp_gen_header.h"
-#define MYRI10GE_VERSION_STR "1.5.0-1.432"
+#define MYRI10GE_VERSION_STR "1.5.1-1.451"
MODULE_DESCRIPTION("Myricom 10G driver (10GbE)");
MODULE_AUTHOR("Maintainer: help@myri.com");
@@ -1624,10 +1624,21 @@ myri10ge_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
return 0;
}
}
- if (*ptr == 'R' || *ptr == 'Q') {
- /* We've found either an XFP or quad ribbon fiber */
+ if (*ptr == '2')
+ ptr++;
+ if (*ptr == 'R' || *ptr == 'Q' || *ptr == 'S') {
+ /* We've found either an XFP, quad ribbon fiber, or SFP+ */
cmd->port = PORT_FIBRE;
+ cmd->supported |= SUPPORTED_FIBRE;
+ cmd->advertising |= ADVERTISED_FIBRE;
+ } else {
+ cmd->port = PORT_OTHER;
}
+ if (*ptr == 'R' || *ptr == 'S')
+ cmd->transceiver = XCVR_EXTERNAL;
+ else
+ cmd->transceiver = XCVR_INTERNAL;
+
return 0;
}
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 7a7177421d7..1c46da63212 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -419,6 +419,7 @@ enum {
#define NETXEN_CRB_ROMUSB \
NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_ROMUSB)
#define NETXEN_CRB_I2Q NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2Q)
+#define NETXEN_CRB_I2C0 NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2C0)
#define NETXEN_CRB_SMB NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_SMB)
#define NETXEN_CRB_MAX NETXEN_PCI_CRB_WINDOW(64)
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 32314000dfc..3185a98b091 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -1901,22 +1901,16 @@ netxen_setup_hwops(struct netxen_adapter *adapter)
int netxen_nic_get_board_info(struct netxen_adapter *adapter)
{
- int offset, board_type, magic, header_version;
+ int offset, board_type, magic;
struct pci_dev *pdev = adapter->pdev;
offset = NX_FW_MAGIC_OFFSET;
if (netxen_rom_fast_read(adapter, offset, &magic))
return -EIO;
- offset = NX_HDR_VERSION_OFFSET;
- if (netxen_rom_fast_read(adapter, offset, &header_version))
- return -EIO;
-
- if (magic != NETXEN_BDINFO_MAGIC ||
- header_version != NETXEN_BDINFO_VERSION) {
- dev_err(&pdev->dev,
- "invalid board config, magic=%08x, version=%08x\n",
- magic, header_version);
+ if (magic != NETXEN_BDINFO_MAGIC) {
+ dev_err(&pdev->dev, "invalid board config, magic=%08x\n",
+ magic);
return -EIO;
}
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 91c2bc61c8e..e40b914d6fa 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -531,6 +531,8 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
continue;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ if (off == (NETXEN_CRB_I2C0 + 0x1c))
+ continue;
/* do not reset PCI */
if (off == (ROMUSB_GLB + 0xbc))
continue;
@@ -553,12 +555,6 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
continue;
}
- if (off == NETXEN_ADDR_ERROR) {
- printk(KERN_ERR "%s: Err: Unknown addr: 0x%08x\n",
- netxen_nic_driver_name, buf[i].addr);
- continue;
- }
-
init_delay = 1;
/* After writing this register, HW needs time for CRB */
/* to quiet down (else crb_window returns 0xffffffff) */
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 9b9eab10770..0b4a56a8c8d 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -595,7 +595,8 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
void __iomem *mem_ptr2 = NULL;
void __iomem *db_ptr = NULL;
- unsigned long mem_base, mem_len, db_base, db_len = 0, pci_len0 = 0;
+ resource_size_t mem_base, db_base;
+ unsigned long mem_len, db_len = 0, pci_len0 = 0;
struct pci_dev *pdev = adapter->pdev;
int pci_func = adapter->ahw.pci_func;
@@ -1918,6 +1919,7 @@ static void netxen_tx_timeout_task(struct work_struct *work)
request_reset:
adapter->need_fw_reset = 1;
+ clear_bit(__NX_RESETTING, &adapter->state);
}
struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index f9364d0678f..d6c7ac68f6e 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -3545,7 +3545,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
rp->rcr_index = index;
skb_reserve(skb, NET_IP_ALIGN);
- __pskb_pull_tail(skb, min(len, NIU_RXPULL_MAX));
+ __pskb_pull_tail(skb, min(len, VLAN_ETH_HLEN));
rp->rx_packets++;
rp->rx_bytes += skb->len;
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index ee8ad3e180d..b58965a2b3a 100644
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -251,6 +251,7 @@ static void el3_tx_timeout(struct net_device *dev);
static int el3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static const struct ethtool_ops netdev_ethtool_ops;
static void set_rx_mode(struct net_device *dev);
+static void set_multicast_list(struct net_device *dev);
static void tc574_detach(struct pcmcia_device *p_dev);
@@ -266,7 +267,7 @@ static const struct net_device_ops el3_netdev_ops = {
.ndo_tx_timeout = el3_tx_timeout,
.ndo_get_stats = el3_get_stats,
.ndo_do_ioctl = el3_ioctl,
- .ndo_set_multicast_list = set_rx_mode,
+ .ndo_set_multicast_list = set_multicast_list,
.ndo_change_mtu = eth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
@@ -1161,6 +1162,16 @@ static void set_rx_mode(struct net_device *dev)
outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD);
}
+static void set_multicast_list(struct net_device *dev)
+{
+ struct el3_private *lp = netdev_priv(dev);
+ unsigned long flags;
+
+ spin_lock_irqsave(&lp->window_lock, flags);
+ set_rx_mode(dev);
+ spin_unlock_irqrestore(&lp->window_lock, flags);
+}
+
static int el3_close(struct net_device *dev)
{
unsigned int ioaddr = dev->base_addr;
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index bd3447f0490..94c9ad2746b 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -1760,7 +1760,7 @@ static struct pcmcia_device_id pcnet_ids[] = {
PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "cis/LA-PCM.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("KTI", "PE520 PLUS", 0xad180345, 0x9d58d392, "PE520.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "cis/NE2K.cis"),
- PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"),
+ PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "cis/PE-200.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "cis/tamarack.cis"),
PCMCIA_DEVICE_PROD_ID12("Ethernet", "CF Size PC Card", 0x00b2e941, 0x43ac239b),
PCMCIA_DEVICE_PROD_ID123("Fast Ethernet", "CF Size PC Card", "1.0",
diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index 250e10f2c35..8659d341e76 100644
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -238,6 +238,7 @@ static struct of_device_id mdio_ofgpio_match[] = {
},
{},
};
+MODULE_DEVICE_TABLE(of, mdio_ofgpio_match);
static struct of_platform_driver mdio_ofgpio_driver = {
.name = "mdio-gpio",
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index 7cbf6f9b51d..2559991eea6 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -111,9 +111,6 @@ struct pppoe_net {
rwlock_t hash_lock;
};
-/* to eliminate a race btw pppoe_flush_dev and pppoe_release */
-static DEFINE_SPINLOCK(flush_lock);
-
/*
* PPPoE could be in the following stages:
* 1) Discovery stage (to obtain remote MAC and Session ID)
@@ -303,45 +300,48 @@ static void pppoe_flush_dev(struct net_device *dev)
write_lock_bh(&pn->hash_lock);
for (i = 0; i < PPPOE_HASH_SIZE; i++) {
struct pppox_sock *po = pn->hash_table[i];
+ struct sock *sk;
- while (po != NULL) {
- struct sock *sk;
- if (po->pppoe_dev != dev) {
+ while (po) {
+ while (po && po->pppoe_dev != dev) {
po = po->next;
- continue;
}
+
+ if (!po)
+ break;
+
sk = sk_pppox(po);
- spin_lock(&flush_lock);
- po->pppoe_dev = NULL;
- spin_unlock(&flush_lock);
- dev_put(dev);
/* We always grab the socket lock, followed by the
- * hash_lock, in that order. Since we should
- * hold the sock lock while doing any unbinding,
- * we need to release the lock we're holding.
- * Hold a reference to the sock so it doesn't disappear
- * as we're jumping between locks.
+ * hash_lock, in that order. Since we should hold the
+ * sock lock while doing any unbinding, we need to
+ * release the lock we're holding. Hold a reference to
+ * the sock so it doesn't disappear as we're jumping
+ * between locks.
*/
sock_hold(sk);
-
write_unlock_bh(&pn->hash_lock);
lock_sock(sk);
- if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
+ if (po->pppoe_dev == dev
+ && sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
pppox_unbind_sock(sk);
sk->sk_state = PPPOX_ZOMBIE;
sk->sk_state_change(sk);
+ po->pppoe_dev = NULL;
+ dev_put(dev);
}
release_sock(sk);
sock_put(sk);
- /* Restart scan at the beginning of this hash chain.
- * While the lock was dropped the chain contents may
- * have changed.
+ /* Restart the process from the start of the current
+ * hash chain. We dropped locks so the world may have
+ * change from underneath us.
*/
+
+ BUG_ON(pppoe_pernet(dev_net(dev)) == NULL);
write_lock_bh(&pn->hash_lock);
po = pn->hash_table[i];
}
@@ -388,11 +388,16 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
struct pppox_sock *po = pppox_sk(sk);
struct pppox_sock *relay_po;
+ /* Backlog receive. Semantics of backlog rcv preclude any code from
+ * executing in lock_sock()/release_sock() bounds; meaning sk->sk_state
+ * can't change.
+ */
+
if (sk->sk_state & PPPOX_BOUND) {
ppp_input(&po->chan, skb);
} else if (sk->sk_state & PPPOX_RELAY) {
- relay_po = get_item_by_addr(dev_net(po->pppoe_dev),
- &po->pppoe_relay);
+ relay_po = get_item_by_addr(sock_net(sk),
+ &po->pppoe_relay);
if (relay_po == NULL)
goto abort_kfree;
@@ -447,6 +452,10 @@ static int pppoe_rcv(struct sk_buff *skb, struct net_device *dev,
goto drop;
pn = pppoe_pernet(dev_net(dev));
+
+ /* Note that get_item does a sock_hold(), so sk_pppox(po)
+ * is known to be safe.
+ */
po = get_item(pn, ph->sid, eth_hdr(skb)->h_source, dev->ifindex);
if (!po)
goto drop;
@@ -561,6 +570,7 @@ static int pppoe_release(struct socket *sock)
struct sock *sk = sock->sk;
struct pppox_sock *po;
struct pppoe_net *pn;
+ struct net *net = NULL;
if (!sk)
return 0;
@@ -571,44 +581,28 @@ static int pppoe_release(struct socket *sock)
return -EBADF;
}
+ po = pppox_sk(sk);
+
+ if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
+ dev_put(po->pppoe_dev);
+ po->pppoe_dev = NULL;
+ }
+
pppox_unbind_sock(sk);
/* Signal the death of the socket. */
sk->sk_state = PPPOX_DEAD;
- /*
- * pppoe_flush_dev could lead to a race with
- * this routine so we use flush_lock to eliminate
- * such a case (we only need per-net specific data)
- */
- spin_lock(&flush_lock);
- po = pppox_sk(sk);
- if (!po->pppoe_dev) {
- spin_unlock(&flush_lock);
- goto out;
- }
- pn = pppoe_pernet(dev_net(po->pppoe_dev));
- spin_unlock(&flush_lock);
+ net = sock_net(sk);
+ pn = pppoe_pernet(net);
/*
* protect "po" from concurrent updates
* on pppoe_flush_dev
*/
- write_lock_bh(&pn->hash_lock);
+ delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote,
+ po->pppoe_ifindex);
- po = pppox_sk(sk);
- if (stage_session(po->pppoe_pa.sid))
- __delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote,
- po->pppoe_ifindex);
-
- if (po->pppoe_dev) {
- dev_put(po->pppoe_dev);
- po->pppoe_dev = NULL;
- }
-
- write_unlock_bh(&pn->hash_lock);
-
-out:
sock_orphan(sk);
sock->sk = NULL;
@@ -625,8 +619,9 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
struct sock *sk = sock->sk;
struct sockaddr_pppox *sp = (struct sockaddr_pppox *)uservaddr;
struct pppox_sock *po = pppox_sk(sk);
- struct net_device *dev;
+ struct net_device *dev = NULL;
struct pppoe_net *pn;
+ struct net *net = NULL;
int error;
lock_sock(sk);
@@ -652,12 +647,14 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
/* Delete the old binding */
if (stage_session(po->pppoe_pa.sid)) {
pppox_unbind_sock(sk);
+ pn = pppoe_pernet(sock_net(sk));
+ delete_item(pn, po->pppoe_pa.sid,
+ po->pppoe_pa.remote, po->pppoe_ifindex);
if (po->pppoe_dev) {
- pn = pppoe_pernet(dev_net(po->pppoe_dev));
- delete_item(pn, po->pppoe_pa.sid,
- po->pppoe_pa.remote, po->pppoe_ifindex);
dev_put(po->pppoe_dev);
+ po->pppoe_dev = NULL;
}
+
memset(sk_pppox(po) + 1, 0,
sizeof(struct pppox_sock) - sizeof(struct sock));
sk->sk_state = PPPOX_NONE;
@@ -666,16 +663,15 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
/* Re-bind in session stage only */
if (stage_session(sp->sa_addr.pppoe.sid)) {
error = -ENODEV;
- dev = dev_get_by_name(sock_net(sk), sp->sa_addr.pppoe.dev);
+ net = sock_net(sk);
+ dev = dev_get_by_name(net, sp->sa_addr.pppoe.dev);
if (!dev)
- goto end;
+ goto err_put;
po->pppoe_dev = dev;
po->pppoe_ifindex = dev->ifindex;
- pn = pppoe_pernet(dev_net(dev));
- write_lock_bh(&pn->hash_lock);
+ pn = pppoe_pernet(net);
if (!(dev->flags & IFF_UP)) {
- write_unlock_bh(&pn->hash_lock);
goto err_put;
}
@@ -683,6 +679,7 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
&sp->sa_addr.pppoe,
sizeof(struct pppoe_addr));
+ write_lock_bh(&pn->hash_lock);
error = __set_item(pn, po);
write_unlock_bh(&pn->hash_lock);
if (error < 0)
@@ -696,8 +693,11 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
po->chan.ops = &pppoe_chan_ops;
error = ppp_register_net_channel(dev_net(dev), &po->chan);
- if (error)
+ if (error) {
+ delete_item(pn, po->pppoe_pa.sid,
+ po->pppoe_pa.remote, po->pppoe_ifindex);
goto err_put;
+ }
sk->sk_state = PPPOX_CONNECTED;
}
@@ -915,6 +915,14 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb)
struct pppoe_hdr *ph;
int data_len = skb->len;
+ /* The higher-level PPP code (ppp_unregister_channel()) ensures the PPP
+ * xmit operations conclude prior to an unregistration call. Thus
+ * sk->sk_state cannot change, so we don't need to do lock_sock().
+ * But, we also can't do a lock_sock since that introduces a potential
+ * deadlock as we'd reverse the lock ordering used when calling
+ * ppp_unregister_channel().
+ */
+
if (sock_flag(sk, SOCK_DEAD) || !(sk->sk_state & PPPOX_CONNECTED))
goto abort;
@@ -944,7 +952,6 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb)
po->pppoe_pa.remote, NULL, data_len);
dev_queue_xmit(skb);
-
return 1;
abort:
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index 3ec6e85587a..c2383adcd52 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -95,6 +95,7 @@ enum {
/* Misc. stuff */
MAILBOX_COUNT = 16,
+ MAILBOX_TIMEOUT = 5,
PROC_ADDR_RDY = (1 << 31),
PROC_ADDR_R = (1 << 30),
@@ -803,6 +804,12 @@ enum {
MB_CMD_SET_PORT_CFG = 0x00000122,
MB_CMD_GET_PORT_CFG = 0x00000123,
MB_CMD_GET_LINK_STS = 0x00000124,
+ MB_CMD_SET_MGMNT_TFK_CTL = 0x00000160, /* Set Mgmnt Traffic Control */
+ MB_SET_MPI_TFK_STOP = (1 << 0),
+ MB_SET_MPI_TFK_RESUME = (1 << 1),
+ MB_CMD_GET_MGMNT_TFK_CTL = 0x00000161, /* Get Mgmnt Traffic Control */
+ MB_GET_MPI_TFK_STOPPED = (1 << 0),
+ MB_GET_MPI_TFK_FIFO_EMPTY = (1 << 1),
/* Mailbox Command Status. */
MB_CMD_STS_GOOD = 0x00004000, /* Success. */
@@ -1168,7 +1175,7 @@ struct ricb {
#define RSS_RI6 0x40
#define RSS_RT6 0x80
__le16 mask;
- __le32 hash_cq_id[256];
+ u8 hash_cq_id[1024];
__le32 ipv6_hash_key[10];
__le32 ipv4_hash_key[4];
} __attribute((packed));
@@ -1606,6 +1613,8 @@ int ql_read_mpi_reg(struct ql_adapter *qdev, u32 reg, u32 *data);
int ql_mb_about_fw(struct ql_adapter *qdev);
void ql_link_on(struct ql_adapter *qdev);
void ql_link_off(struct ql_adapter *qdev);
+int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control);
+int ql_wait_fifo_empty(struct ql_adapter *qdev);
#if 1
#define QL_ALL_DUMP
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 61680715cde..cea7531f4f4 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -320,6 +320,37 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
switch (type) {
case MAC_ADDR_TYPE_MULTI_MAC:
+ {
+ u32 upper = (addr[0] << 8) | addr[1];
+ u32 lower = (addr[2] << 24) | (addr[3] << 16) |
+ (addr[4] << 8) | (addr[5]);
+
+ status =
+ ql_wait_reg_rdy(qdev,
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+ if (status)
+ goto exit;
+ ql_write32(qdev, MAC_ADDR_IDX, (offset++) |
+ (index << MAC_ADDR_IDX_SHIFT) |
+ type | MAC_ADDR_E);
+ ql_write32(qdev, MAC_ADDR_DATA, lower);
+ status =
+ ql_wait_reg_rdy(qdev,
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+ if (status)
+ goto exit;
+ ql_write32(qdev, MAC_ADDR_IDX, (offset++) |
+ (index << MAC_ADDR_IDX_SHIFT) |
+ type | MAC_ADDR_E);
+
+ ql_write32(qdev, MAC_ADDR_DATA, upper);
+ status =
+ ql_wait_reg_rdy(qdev,
+ MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+ if (status)
+ goto exit;
+ break;
+ }
case MAC_ADDR_TYPE_CAM_MAC:
{
u32 cam_output;
@@ -365,16 +396,14 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
and possibly the function id. Right now we hardcode
the route field to NIC core.
*/
- if (type == MAC_ADDR_TYPE_CAM_MAC) {
- cam_output = (CAM_OUT_ROUTE_NIC |
- (qdev->
- func << CAM_OUT_FUNC_SHIFT) |
- (0 << CAM_OUT_CQ_ID_SHIFT));
- if (qdev->vlgrp)
- cam_output |= CAM_OUT_RV;
- /* route to NIC core */
- ql_write32(qdev, MAC_ADDR_DATA, cam_output);
- }
+ cam_output = (CAM_OUT_ROUTE_NIC |
+ (qdev->
+ func << CAM_OUT_FUNC_SHIFT) |
+ (0 << CAM_OUT_CQ_ID_SHIFT));
+ if (qdev->vlgrp)
+ cam_output |= CAM_OUT_RV;
+ /* route to NIC core */
+ ql_write32(qdev, MAC_ADDR_DATA, cam_output);
break;
}
case MAC_ADDR_TYPE_VLAN:
@@ -546,14 +575,14 @@ static int ql_set_routing_reg(struct ql_adapter *qdev, u32 index, u32 mask,
}
case RT_IDX_MCAST: /* Pass up All Multicast frames. */
{
- value = RT_IDX_DST_CAM_Q | /* dest */
+ value = RT_IDX_DST_DFLT_Q | /* dest */
RT_IDX_TYPE_NICQ | /* type */
(RT_IDX_ALLMULTI_SLOT << RT_IDX_IDX_SHIFT);/* index */
break;
}
case RT_IDX_MCAST_MATCH: /* Pass up matched Multicast frames. */
{
- value = RT_IDX_DST_CAM_Q | /* dest */
+ value = RT_IDX_DST_DFLT_Q | /* dest */
RT_IDX_TYPE_NICQ | /* type */
(RT_IDX_MCAST_MATCH_SLOT << RT_IDX_IDX_SHIFT);/* index */
break;
@@ -3077,6 +3106,12 @@ err_irq:
static int ql_start_rss(struct ql_adapter *qdev)
{
+ u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
+ 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f,
+ 0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
+ 0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80,
+ 0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b,
+ 0xbe, 0xac, 0x01, 0xfa};
struct ricb *ricb = &qdev->ricb;
int status = 0;
int i;
@@ -3086,21 +3121,17 @@ static int ql_start_rss(struct ql_adapter *qdev)
ricb->base_cq = RSS_L4K;
ricb->flags =
- (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RI4 | RSS_RI6 | RSS_RT4 |
- RSS_RT6);
- ricb->mask = cpu_to_le16(qdev->rss_ring_count - 1);
+ (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6);
+ ricb->mask = cpu_to_le16((u16)(0x3ff));
/*
* Fill out the Indirection Table.
*/
- for (i = 0; i < 256; i++)
- hash_id[i] = i & (qdev->rss_ring_count - 1);
+ for (i = 0; i < 1024; i++)
+ hash_id[i] = (i & (qdev->rss_ring_count - 1));
- /*
- * Random values for the IPv6 and IPv4 Hash Keys.
- */
- get_random_bytes((void *)&ricb->ipv6_hash_key[0], 40);
- get_random_bytes((void *)&ricb->ipv4_hash_key[0], 16);
+ memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40);
+ memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16);
QPRINTK(qdev, IFUP, DEBUG, "Initializing RSS.\n");
@@ -3239,6 +3270,13 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
ql_write32(qdev, SPLT_HDR, SPLT_HDR_EP |
min(SMALL_BUFFER_SIZE, MAX_SPLIT_SIZE));
+ /* Set RX packet routing to use port/pci function on which the
+ * packet arrived on in addition to usual frame routing.
+ * This is helpful on bonding where both interfaces can have
+ * the same MAC address.
+ */
+ ql_write32(qdev, RST_FO, RST_FO_RR_MASK | RST_FO_RR_RCV_FUNC_CQ);
+
/* Start up the rx queues. */
for (i = 0; i < qdev->rx_ring_count; i++) {
status = ql_start_rx_ring(qdev, &qdev->rx_ring[i]);
@@ -3311,6 +3349,13 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
end_jiffies = jiffies +
max((unsigned long)1, usecs_to_jiffies(30));
+
+ /* Stop management traffic. */
+ ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
+
+ /* Wait for the NIC and MGMNT FIFOs to empty. */
+ ql_wait_fifo_empty(qdev);
+
ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR);
do {
@@ -3326,6 +3371,8 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
status = -ETIMEDOUT;
}
+ /* Resume management traffic. */
+ ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_RESUME);
return status;
}
@@ -3704,6 +3751,12 @@ static void ql_asic_reset_work(struct work_struct *work)
status = ql_adapter_up(qdev);
if (status)
goto error;
+
+ /* Restore rx mode. */
+ clear_bit(QL_ALLMULTI, &qdev->flags);
+ clear_bit(QL_PROMISCUOUS, &qdev->flags);
+ qlge_set_multicast_list(qdev->ndev);
+
rtnl_unlock();
return;
error:
@@ -3863,6 +3916,7 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
goto err_out;
}
+ pci_save_state(pdev);
qdev->reg_base =
ioremap_nocache(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1));
@@ -4017,6 +4071,33 @@ static void __devexit qlge_remove(struct pci_dev *pdev)
free_netdev(ndev);
}
+/* Clean up resources without touching hardware. */
+static void ql_eeh_close(struct net_device *ndev)
+{
+ int i;
+ struct ql_adapter *qdev = netdev_priv(ndev);
+
+ if (netif_carrier_ok(ndev)) {
+ netif_carrier_off(ndev);
+ netif_stop_queue(ndev);
+ }
+
+ if (test_bit(QL_ADAPTER_UP, &qdev->flags))
+ cancel_delayed_work_sync(&qdev->asic_reset_work);
+ cancel_delayed_work_sync(&qdev->mpi_reset_work);
+ cancel_delayed_work_sync(&qdev->mpi_work);
+ cancel_delayed_work_sync(&qdev->mpi_idc_work);
+ cancel_delayed_work_sync(&qdev->mpi_port_cfg_work);
+
+ for (i = 0; i < qdev->rss_ring_count; i++)
+ netif_napi_del(&qdev->rx_ring[i].napi);
+
+ clear_bit(QL_ADAPTER_UP, &qdev->flags);
+ ql_tx_ring_clean(qdev);
+ ql_free_rx_buffers(qdev);
+ ql_release_adapter_resources(qdev);
+}
+
/*
* This callback is called by the PCI subsystem whenever
* a PCI bus error is detected.
@@ -4025,17 +4106,21 @@ static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev,
enum pci_channel_state state)
{
struct net_device *ndev = pci_get_drvdata(pdev);
- struct ql_adapter *qdev = netdev_priv(ndev);
- netif_device_detach(ndev);
-
- if (state == pci_channel_io_perm_failure)
+ switch (state) {
+ case pci_channel_io_normal:
+ return PCI_ERS_RESULT_CAN_RECOVER;
+ case pci_channel_io_frozen:
+ netif_device_detach(ndev);
+ if (netif_running(ndev))
+ ql_eeh_close(ndev);
+ pci_disable_device(pdev);
+ return PCI_ERS_RESULT_NEED_RESET;
+ case pci_channel_io_perm_failure:
+ dev_err(&pdev->dev,
+ "%s: pci_channel_io_perm_failure.\n", __func__);
return PCI_ERS_RESULT_DISCONNECT;
-
- if (netif_running(ndev))
- ql_adapter_down(qdev);
-
- pci_disable_device(pdev);
+ }
/* Request a slot reset. */
return PCI_ERS_RESULT_NEED_RESET;
@@ -4052,25 +4137,15 @@ static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev)
struct net_device *ndev = pci_get_drvdata(pdev);
struct ql_adapter *qdev = netdev_priv(ndev);
+ pdev->error_state = pci_channel_io_normal;
+
+ pci_restore_state(pdev);
if (pci_enable_device(pdev)) {
QPRINTK(qdev, IFUP, ERR,
"Cannot re-enable PCI device after reset.\n");
return PCI_ERS_RESULT_DISCONNECT;
}
-
pci_set_master(pdev);
-
- netif_carrier_off(ndev);
- ql_adapter_reset(qdev);
-
- /* Make sure the EEPROM is good */
- memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len);
-
- if (!is_valid_ether_addr(ndev->perm_addr)) {
- QPRINTK(qdev, IFUP, ERR, "After reset, invalid MAC address.\n");
- return PCI_ERS_RESULT_DISCONNECT;
- }
-
return PCI_ERS_RESULT_RECOVERED;
}
@@ -4078,17 +4153,21 @@ static void qlge_io_resume(struct pci_dev *pdev)
{
struct net_device *ndev = pci_get_drvdata(pdev);
struct ql_adapter *qdev = netdev_priv(ndev);
+ int err = 0;
- pci_set_master(pdev);
-
+ if (ql_adapter_reset(qdev))
+ QPRINTK(qdev, DRV, ERR, "reset FAILED!\n");
if (netif_running(ndev)) {
- if (ql_adapter_up(qdev)) {
+ err = qlge_open(ndev);
+ if (err) {
QPRINTK(qdev, IFUP, ERR,
"Device initialization failed after reset.\n");
return;
}
+ } else {
+ QPRINTK(qdev, IFUP, ERR,
+ "Device was not running prior to EEH.\n");
}
-
netif_device_attach(ndev);
}
diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c
index c2e43073047..bcf13c96f73 100644
--- a/drivers/net/qlge/qlge_mpi.c
+++ b/drivers/net/qlge/qlge_mpi.c
@@ -470,7 +470,8 @@ end:
*/
static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
{
- int status, count;
+ int status;
+ unsigned long count;
/* Begin polled mode for MPI */
@@ -491,9 +492,9 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
/* Wait for the command to complete. We loop
* here because some AEN might arrive while
* we're waiting for the mailbox command to
- * complete. If more than 5 arrive then we can
+ * complete. If more than 5 seconds expire we can
* assume something is wrong. */
- count = 5;
+ count = jiffies + HZ * MAILBOX_TIMEOUT;
do {
/* Wait for the interrupt to come in. */
status = ql_wait_mbx_cmd_cmplt(qdev);
@@ -517,15 +518,15 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
MB_CMD_STS_GOOD) ||
((mbcp->mbox_out[0] & 0x0000f000) ==
MB_CMD_STS_INTRMDT))
- break;
- } while (--count);
+ goto done;
+ } while (time_before(jiffies, count));
- if (!count) {
- QPRINTK(qdev, DRV, ERR,
- "Timed out waiting for mailbox complete.\n");
- status = -ETIMEDOUT;
- goto end;
- }
+ QPRINTK(qdev, DRV, ERR,
+ "Timed out waiting for mailbox complete.\n");
+ status = -ETIMEDOUT;
+ goto end;
+
+done:
/* Now we can clear the interrupt condition
* and look at our status.
@@ -768,6 +769,95 @@ static int ql_idc_wait(struct ql_adapter *qdev)
return status;
}
+int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control)
+{
+ struct mbox_params mbc;
+ struct mbox_params *mbcp = &mbc;
+ int status;
+
+ memset(mbcp, 0, sizeof(struct mbox_params));
+
+ mbcp->in_count = 1;
+ mbcp->out_count = 2;
+
+ mbcp->mbox_in[0] = MB_CMD_SET_MGMNT_TFK_CTL;
+ mbcp->mbox_in[1] = control;
+
+ status = ql_mailbox_command(qdev, mbcp);
+ if (status)
+ return status;
+
+ if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD)
+ return status;
+
+ if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) {
+ QPRINTK(qdev, DRV, ERR,
+ "Command not supported by firmware.\n");
+ status = -EINVAL;
+ } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) {
+ /* This indicates that the firmware is
+ * already in the state we are trying to
+ * change it to.
+ */
+ QPRINTK(qdev, DRV, ERR,
+ "Command parameters make no change.\n");
+ }
+ return status;
+}
+
+/* Returns a negative error code or the mailbox command status. */
+static int ql_mb_get_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 *control)
+{
+ struct mbox_params mbc;
+ struct mbox_params *mbcp = &mbc;
+ int status;
+
+ memset(mbcp, 0, sizeof(struct mbox_params));
+ *control = 0;
+
+ mbcp->in_count = 1;
+ mbcp->out_count = 1;
+
+ mbcp->mbox_in[0] = MB_CMD_GET_MGMNT_TFK_CTL;
+
+ status = ql_mailbox_command(qdev, mbcp);
+ if (status)
+ return status;
+
+ if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) {
+ *control = mbcp->mbox_in[1];
+ return status;
+ }
+
+ if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) {
+ QPRINTK(qdev, DRV, ERR,
+ "Command not supported by firmware.\n");
+ status = -EINVAL;
+ } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) {
+ QPRINTK(qdev, DRV, ERR,
+ "Failed to get MPI traffic control.\n");
+ status = -EIO;
+ }
+ return status;
+}
+
+int ql_wait_fifo_empty(struct ql_adapter *qdev)
+{
+ int count = 5;
+ u32 mgmnt_fifo_empty;
+ u32 nic_fifo_empty;
+
+ do {
+ nic_fifo_empty = ql_read32(qdev, STS) & STS_NFE;
+ ql_mb_get_mgmnt_traffic_ctl(qdev, &mgmnt_fifo_empty);
+ mgmnt_fifo_empty &= MB_GET_MPI_TFK_FIFO_EMPTY;
+ if (nic_fifo_empty && mgmnt_fifo_empty)
+ return 0;
+ msleep(100);
+ } while (count-- > 0);
+ return -ETIMEDOUT;
+}
+
/* API called in work thread context to set new TX/RX
* maximum frame size values to match MTU.
*/
@@ -876,6 +966,8 @@ void ql_mpi_work(struct work_struct *work)
int err = 0;
rtnl_lock();
+ /* Begin polled mode for MPI */
+ ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
while (ql_read32(qdev, STS) & STS_PI) {
memset(mbcp, 0, sizeof(struct mbox_params));
@@ -888,6 +980,8 @@ void ql_mpi_work(struct work_struct *work)
break;
}
+ /* End polled mode for MPI */
+ ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
rtnl_unlock();
ql_enable_completion_interrupt(qdev, 0);
}
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 50c6a3cfe43..fa493567848 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -115,7 +115,9 @@ enum mac_version {
RTL_GIGA_MAC_VER_22 = 0x16, // 8168C
RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP
RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP
- RTL_GIGA_MAC_VER_25 = 0x19 // 8168D
+ RTL_GIGA_MAC_VER_25 = 0x19, // 8168D
+ RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D
+ RTL_GIGA_MAC_VER_27 = 0x1b // 8168DP
};
#define _R(NAME,MAC,MASK) \
@@ -150,7 +152,9 @@ static const struct {
_R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E
_R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E
_R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E
- _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880) // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E
+ _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E
+ _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880) // PCI-E
};
#undef _R
@@ -253,6 +257,13 @@ enum rtl8168_8101_registers {
DBG_REG = 0xd1,
#define FIX_NAK_1 (1 << 4)
#define FIX_NAK_2 (1 << 3)
+ EFUSEAR = 0xdc,
+#define EFUSEAR_FLAG 0x80000000
+#define EFUSEAR_WRITE_CMD 0x80000000
+#define EFUSEAR_READ_CMD 0x00000000
+#define EFUSEAR_REG_MASK 0x03ff
+#define EFUSEAR_REG_SHIFT 8
+#define EFUSEAR_DATA_MASK 0xff
};
enum rtl_register_content {
@@ -568,6 +579,14 @@ static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
}
+static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m)
+{
+ int val;
+
+ val = mdio_read(ioaddr, reg_addr);
+ mdio_write(ioaddr, reg_addr, (val | p) & ~m);
+}
+
static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
int val)
{
@@ -651,6 +670,24 @@ static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
return value;
}
+static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
+{
+ u8 value = 0xff;
+ unsigned int i;
+
+ RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
+
+ for (i = 0; i < 300; i++) {
+ if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
+ value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
+ break;
+ }
+ udelay(100);
+ }
+
+ return value;
+}
+
static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
{
RTL_W16(IntrMask, 0x0000);
@@ -992,7 +1029,10 @@ static void rtl8169_vlan_rx_register(struct net_device *dev,
spin_lock_irqsave(&tp->lock, flags);
tp->vlgrp = grp;
- if (tp->vlgrp)
+ /*
+ * Do not disable RxVlan on 8110SCd.
+ */
+ if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
tp->cp_cmd |= RxVlan;
else
tp->cp_cmd &= ~RxVlan;
@@ -1243,7 +1283,10 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
int mac_version;
} mac_info[] = {
/* 8168D family. */
- { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_25 },
+ { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 },
+ { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 },
+ { 0x7c800000, 0x28800000, RTL_GIGA_MAC_VER_27 },
+ { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 },
/* 8168C family. */
{ 0x7cf00000, 0x3ca00000, RTL_GIGA_MAC_VER_24 },
@@ -1648,74 +1691,903 @@ static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr)
rtl8168c_3_hw_phy_config(ioaddr);
}
-static void rtl8168d_hw_phy_config(void __iomem *ioaddr)
+static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr)
{
- struct phy_reg phy_reg_init_0[] = {
+ static struct phy_reg phy_reg_init_0[] = {
{ 0x1f, 0x0001 },
- { 0x09, 0x2770 },
- { 0x08, 0x04d0 },
- { 0x0b, 0xad15 },
- { 0x0c, 0x5bf0 },
- { 0x1c, 0xf101 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
{ 0x1f, 0x0003 },
- { 0x14, 0x94d7 },
- { 0x12, 0xf4d6 },
- { 0x09, 0xca0f },
- { 0x1f, 0x0002 },
- { 0x0b, 0x0b10 },
- { 0x0c, 0xd1f7 },
- { 0x1f, 0x0002 },
- { 0x06, 0x5461 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
{ 0x1f, 0x0002 },
- { 0x05, 0x6662 },
+ { 0x06, 0x5561 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_2[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaef },
+ { 0x06, 0x59ee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d59 },
+ { 0x06, 0x0fef },
+ { 0x06, 0x0139 },
+ { 0x06, 0x029e },
+ { 0x06, 0x06ef },
+ { 0x06, 0x1039 },
+ { 0x06, 0x089f },
+ { 0x06, 0x2aee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x01e0 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x7d58 },
+ { 0x06, 0x409e },
+ { 0x06, 0x0f39 },
+ { 0x06, 0x46aa },
+ { 0x06, 0x0bbf },
+ { 0x06, 0x8290 },
+ { 0x06, 0xd682 },
+ { 0x06, 0x9802 },
+ { 0x06, 0x014f },
+ { 0x06, 0xae09 },
+ { 0x06, 0xbf82 },
+ { 0x06, 0x98d6 },
+ { 0x06, 0x82a0 },
+ { 0x06, 0x0201 },
+ { 0x06, 0x4fef },
+ { 0x06, 0x95fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xea00 },
+ { 0x06, 0xeef8 },
+ { 0x06, 0xeb00 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7ce3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0xa511 },
+ { 0x06, 0x1112 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd644 },
+ { 0x06, 0x4402 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0x8217 },
+ { 0x06, 0xae0f },
+ { 0x06, 0xa544 },
+ { 0x06, 0x4402 },
+ { 0x06, 0xae4d },
+ { 0x06, 0xa5aa },
+ { 0x06, 0xaa02 },
+ { 0x06, 0xae47 },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834d },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834c },
+ { 0x06, 0x0fee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8351 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x834a },
+ { 0x06, 0xffee },
+ { 0x06, 0x834b },
+ { 0x06, 0xffe0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3158 },
+ { 0x06, 0xfee4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13e0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x009f },
+ { 0x06, 0x0ae0 },
+ { 0x06, 0x834f },
+ { 0x06, 0xa010 },
+ { 0x06, 0xa5ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x01e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7805 },
+ { 0x06, 0x9e9a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x10e0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0f },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x019e },
+ { 0x06, 0x05ae },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81f8 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa3af },
+ { 0x06, 0x81dc },
+ { 0x06, 0xaf82 },
+ { 0x06, 0x13ee },
+ { 0x06, 0x8348 },
+ { 0x06, 0x00ee },
+ { 0x06, 0x8349 },
+ { 0x06, 0x00e0 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x8351 },
+ { 0x06, 0x5801 },
+ { 0x06, 0x9fea },
+ { 0x06, 0xd000 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0xeae3 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x5af8 },
+ { 0x06, 0x1e20 },
+ { 0x06, 0xe6f8 },
+ { 0x06, 0xeae5 },
+ { 0x06, 0xf8eb },
+ { 0x06, 0xd302 },
+ { 0x06, 0xb3fe },
+ { 0x06, 0xe2f8 },
+ { 0x06, 0x7cef },
+ { 0x06, 0x325b },
+ { 0x06, 0x80e3 },
+ { 0x06, 0xf87d },
+ { 0x06, 0x9e03 },
+ { 0x06, 0x7dff },
+ { 0x06, 0xff0d },
+ { 0x06, 0x581c },
+ { 0x06, 0x551a },
+ { 0x06, 0x6511 },
+ { 0x06, 0xa190 },
+ { 0x06, 0xd3e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x491b },
+ { 0x06, 0x56ab },
+ { 0x06, 0x08ef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4910 },
+ { 0x06, 0xd180 },
+ { 0x06, 0x1f66 },
+ { 0x06, 0xa004 },
+ { 0x06, 0xb9e2 },
+ { 0x06, 0x8348 },
+ { 0x06, 0xe383 },
+ { 0x06, 0x49ef },
+ { 0x06, 0x65e2 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe383 },
+ { 0x06, 0x4b1b },
+ { 0x06, 0x56aa },
+ { 0x06, 0x0eef },
+ { 0x06, 0x56e6 },
+ { 0x06, 0x834a },
+ { 0x06, 0xe783 },
+ { 0x06, 0x4be2 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ce0 },
+ { 0x06, 0x834d },
+ { 0x06, 0xa000 },
+ { 0x06, 0x0caf },
+ { 0x06, 0x81dc },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4d10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4dae },
+ { 0x06, 0x0480 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4de0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9e0b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x049e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x02e0 },
+ { 0x06, 0x8332 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3359 },
+ { 0x06, 0x0fe2 },
+ { 0x06, 0x834d },
+ { 0x06, 0x0c24 },
+ { 0x06, 0x5af0 },
+ { 0x06, 0x1e12 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ce5 },
+ { 0x06, 0xf88d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x6801 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xae37 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e03 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4ce1 },
+ { 0x06, 0x834d },
+ { 0x06, 0x1b01 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xaaa1 },
+ { 0x06, 0xaea8 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xaeab },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f78 },
+ { 0x06, 0x039f },
+ { 0x06, 0x14ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x05d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x5554 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xba00 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x17fe },
+ { 0x06, 0xfdfc },
+ { 0x06, 0x05f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x6802 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x580f },
+ { 0x06, 0x1e02 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xd000 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x5bbf },
+ { 0x06, 0x8350 },
+ { 0x06, 0xef46 },
+ { 0x06, 0xdc19 },
+ { 0x06, 0xddd0 },
+ { 0x06, 0x0102 },
+ { 0x06, 0x825b },
+ { 0x06, 0x0282 },
+ { 0x06, 0x77e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6158 },
+ { 0x06, 0xfde4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61fc },
+ { 0x06, 0x04f9 },
+ { 0x06, 0xfafb },
+ { 0x06, 0xc6bf },
+ { 0x06, 0xf840 },
+ { 0x06, 0xbe83 },
+ { 0x06, 0x50a0 },
+ { 0x06, 0x0101 },
+ { 0x06, 0x071b },
+ { 0x06, 0x89cf },
+ { 0x06, 0xd208 },
+ { 0x06, 0xebdb },
+ { 0x06, 0x19b2 },
+ { 0x06, 0xfbff },
+ { 0x06, 0xfefd },
+ { 0x06, 0x04f8 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x48e1 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x6808 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0x58f7 },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x48e5 },
+ { 0x06, 0xf849 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0x4d20 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4e22 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x4ddf },
+ { 0x06, 0xff01 },
+ { 0x06, 0x4edd },
+ { 0x06, 0xff01 },
+ { 0x05, 0x83d4 },
+ { 0x06, 0x8000 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8051 },
+ { 0x02, 0x6010 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
{ 0x1f, 0x0000 },
- { 0x14, 0x0060 },
+
{ 0x1f, 0x0000 },
- { 0x0d, 0xf8a0 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef);
+ mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x6662 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x6662 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+ }
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0d, 0x0300);
+ mdio_patch(ioaddr, 0x0f, 0x0010);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2));
+}
+
+static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr)
+{
+ static struct phy_reg phy_reg_init_0[] = {
+ { 0x1f, 0x0001 },
+ { 0x06, 0x4064 },
+ { 0x07, 0x2863 },
+ { 0x08, 0x059c },
+ { 0x09, 0x26b4 },
+ { 0x0a, 0x6a19 },
+ { 0x0b, 0xdcc8 },
+ { 0x10, 0xf06d },
+ { 0x14, 0x7f68 },
+ { 0x18, 0x7fd9 },
+ { 0x1c, 0xf0ff },
+ { 0x1d, 0x3d9c },
+ { 0x1f, 0x0003 },
+ { 0x12, 0xf49f },
+ { 0x13, 0x070b },
+ { 0x1a, 0x05ad },
+ { 0x14, 0x94c0 },
+
+ { 0x1f, 0x0002 },
+ { 0x06, 0x5561 },
{ 0x1f, 0x0005 },
- { 0x05, 0xffc2 }
+ { 0x05, 0x8332 },
+ { 0x06, 0x5561 }
+ };
+ static struct phy_reg phy_reg_init_1[] = {
+ { 0x1f, 0x0005 },
+ { 0x05, 0xffc2 },
+ { 0x1f, 0x0005 },
+ { 0x05, 0x8000 },
+ { 0x06, 0xf8f9 },
+ { 0x06, 0xfaee },
+ { 0x06, 0xf8ea },
+ { 0x06, 0x00ee },
+ { 0x06, 0xf8eb },
+ { 0x06, 0x00e2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7da5 },
+ { 0x06, 0x1111 },
+ { 0x06, 0x12d2 },
+ { 0x06, 0x40d6 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6d2 },
+ { 0x06, 0xa0d6 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x0281 },
+ { 0x06, 0xc6ae },
+ { 0x06, 0x0fa5 },
+ { 0x06, 0x4444 },
+ { 0x06, 0x02ae },
+ { 0x06, 0x4da5 },
+ { 0x06, 0xaaaa },
+ { 0x06, 0x02ae },
+ { 0x06, 0x47af },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4d0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4c0f },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4f00 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x5100 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4aff },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4bff },
+ { 0x06, 0xe083 },
+ { 0x06, 0x30e1 },
+ { 0x06, 0x8331 },
+ { 0x06, 0x58fe },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x8ae5 },
+ { 0x06, 0xf88b },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8daf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4f10 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x4fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7800 },
+ { 0x06, 0x9f0a },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4fa0 },
+ { 0x06, 0x10a5 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e01 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x059e },
+ { 0x06, 0x9ae0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e10 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0fe0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7801 },
+ { 0x06, 0x9e05 },
+ { 0x06, 0xae0c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0xa7af },
+ { 0x06, 0x8152 },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8baf },
+ { 0x06, 0x81c2 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4800 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4900 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x5110 },
+ { 0x06, 0xe483 },
+ { 0x06, 0x5158 },
+ { 0x06, 0x019f },
+ { 0x06, 0xead0 },
+ { 0x06, 0x00d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66e2 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0xeb5a },
+ { 0x06, 0xf81e },
+ { 0x06, 0x20e6 },
+ { 0x06, 0xf8ea },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0xebd3 },
+ { 0x06, 0x02b3 },
+ { 0x06, 0xfee2 },
+ { 0x06, 0xf87c },
+ { 0x06, 0xef32 },
+ { 0x06, 0x5b80 },
+ { 0x06, 0xe3f8 },
+ { 0x06, 0x7d9e },
+ { 0x06, 0x037d },
+ { 0x06, 0xffff },
+ { 0x06, 0x0d58 },
+ { 0x06, 0x1c55 },
+ { 0x06, 0x1a65 },
+ { 0x06, 0x11a1 },
+ { 0x06, 0x90d3 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xab08 },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x48e7 },
+ { 0x06, 0x8349 },
+ { 0x06, 0x10d1 },
+ { 0x06, 0x801f },
+ { 0x06, 0x66a0 },
+ { 0x06, 0x04b9 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x48e3 },
+ { 0x06, 0x8349 },
+ { 0x06, 0xef65 },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4ae3 },
+ { 0x06, 0x834b },
+ { 0x06, 0x1b56 },
+ { 0x06, 0xaa0e },
+ { 0x06, 0xef56 },
+ { 0x06, 0xe683 },
+ { 0x06, 0x4ae7 },
+ { 0x06, 0x834b },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4de6 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4da0 },
+ { 0x06, 0x000c },
+ { 0x06, 0xaf81 },
+ { 0x06, 0x8be0 },
+ { 0x06, 0x834d },
+ { 0x06, 0x10e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xae04 },
+ { 0x06, 0x80e4 },
+ { 0x06, 0x834d },
+ { 0x06, 0xe083 },
+ { 0x06, 0x4e78 },
+ { 0x06, 0x039e },
+ { 0x06, 0x0be0 },
+ { 0x06, 0x834e },
+ { 0x06, 0x7804 },
+ { 0x06, 0x9e04 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e02 },
+ { 0x06, 0xe083 },
+ { 0x06, 0x32e1 },
+ { 0x06, 0x8333 },
+ { 0x06, 0x590f },
+ { 0x06, 0xe283 },
+ { 0x06, 0x4d0c },
+ { 0x06, 0x245a },
+ { 0x06, 0xf01e },
+ { 0x06, 0x12e4 },
+ { 0x06, 0xf88c },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8de0 },
+ { 0x06, 0x8330 },
+ { 0x06, 0xe183 },
+ { 0x06, 0x3168 },
+ { 0x06, 0x01e4 },
+ { 0x06, 0xf88a },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x8bae },
+ { 0x06, 0x37ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x03e0 },
+ { 0x06, 0x834c },
+ { 0x06, 0xe183 },
+ { 0x06, 0x4d1b },
+ { 0x06, 0x019e },
+ { 0x06, 0x04aa },
+ { 0x06, 0xa1ae },
+ { 0x06, 0xa8ee },
+ { 0x06, 0x834e },
+ { 0x06, 0x04ee },
+ { 0x06, 0x834f },
+ { 0x06, 0x00ae },
+ { 0x06, 0xabe0 },
+ { 0x06, 0x834f },
+ { 0x06, 0x7803 },
+ { 0x06, 0x9f14 },
+ { 0x06, 0xee83 },
+ { 0x06, 0x4e05 },
+ { 0x06, 0xd240 },
+ { 0x06, 0xd655 },
+ { 0x06, 0x5402 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xd2a0 },
+ { 0x06, 0xd6ba },
+ { 0x06, 0x0002 },
+ { 0x06, 0x81c6 },
+ { 0x06, 0xfefd },
+ { 0x06, 0xfc05 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x6168 },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf860 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x61e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0x0f1e },
+ { 0x06, 0x02e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49d0 },
+ { 0x06, 0x0002 },
+ { 0x06, 0x820a },
+ { 0x06, 0xbf83 },
+ { 0x06, 0x50ef },
+ { 0x06, 0x46dc },
+ { 0x06, 0x19dd },
+ { 0x06, 0xd001 },
+ { 0x06, 0x0282 },
+ { 0x06, 0x0a02 },
+ { 0x06, 0x8226 },
+ { 0x06, 0xe0f8 },
+ { 0x06, 0x60e1 },
+ { 0x06, 0xf861 },
+ { 0x06, 0x58fd },
+ { 0x06, 0xe4f8 },
+ { 0x06, 0x60e5 },
+ { 0x06, 0xf861 },
+ { 0x06, 0xfc04 },
+ { 0x06, 0xf9fa },
+ { 0x06, 0xfbc6 },
+ { 0x06, 0xbff8 },
+ { 0x06, 0x40be },
+ { 0x06, 0x8350 },
+ { 0x06, 0xa001 },
+ { 0x06, 0x0107 },
+ { 0x06, 0x1b89 },
+ { 0x06, 0xcfd2 },
+ { 0x06, 0x08eb },
+ { 0x06, 0xdb19 },
+ { 0x06, 0xb2fb },
+ { 0x06, 0xfffe },
+ { 0x06, 0xfd04 },
+ { 0x06, 0xf8e0 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe1f8 },
+ { 0x06, 0x4968 },
+ { 0x06, 0x08e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x4958 },
+ { 0x06, 0xf7e4 },
+ { 0x06, 0xf848 },
+ { 0x06, 0xe5f8 },
+ { 0x06, 0x49fc },
+ { 0x06, 0x044d },
+ { 0x06, 0x2000 },
+ { 0x06, 0x024e },
+ { 0x06, 0x2200 },
+ { 0x06, 0x024d },
+ { 0x06, 0xdfff },
+ { 0x06, 0x014e },
+ { 0x06, 0xddff },
+ { 0x06, 0x0100 },
+ { 0x05, 0x83d8 },
+ { 0x06, 0x8000 },
+ { 0x03, 0xdc00 },
+ { 0x05, 0xfff6 },
+ { 0x06, 0x00fc },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+ { 0x1f, 0x0000 }
};
rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
- if (mdio_read(ioaddr, 0x06) == 0xc400) {
- struct phy_reg phy_reg_init_1[] = {
+ if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x669a },
{ 0x1f, 0x0005 },
- { 0x01, 0x0300 },
- { 0x1f, 0x0000 },
- { 0x11, 0x401c },
- { 0x16, 0x4100 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x669a },
+
+ { 0x1f, 0x0002 }
+ };
+ int val;
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+ val = mdio_read(ioaddr, 0x0d);
+ if ((val & 0x00ff) != 0x006c) {
+ u32 set[] = {
+ 0x0065, 0x0066, 0x0067, 0x0068,
+ 0x0069, 0x006a, 0x006b, 0x006c
+ };
+ int i;
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+
+ val &= 0xff00;
+ for (i = 0; i < ARRAY_SIZE(set); i++)
+ mdio_write(ioaddr, 0x0d, val | set[i]);
+ }
+ } else {
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x05, 0x2642 },
{ 0x1f, 0x0005 },
- { 0x07, 0x0010 },
- { 0x05, 0x83dc },
- { 0x06, 0x087d },
- { 0x05, 0x8300 },
- { 0x06, 0x0101 },
- { 0x06, 0x05f8 },
- { 0x06, 0xf9fa },
- { 0x06, 0xfbef },
- { 0x06, 0x79e2 },
- { 0x06, 0x835f },
- { 0x06, 0xe0f8 },
- { 0x06, 0x9ae1 },
- { 0x06, 0xf89b },
- { 0x06, 0xef31 },
- { 0x06, 0x3b65 },
- { 0x06, 0xaa07 },
- { 0x06, 0x81e4 },
- { 0x06, 0xf89a },
- { 0x06, 0xe5f8 },
- { 0x06, 0x9baf },
- { 0x06, 0x06ae },
- { 0x05, 0x83dc },
- { 0x06, 0x8300 },
+ { 0x05, 0x8330 },
+ { 0x06, 0x2642 }
};
- rtl_phy_write(ioaddr, phy_reg_init_1,
- ARRAY_SIZE(phy_reg_init_1));
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}
- mdio_write(ioaddr, 0x1f, 0x0000);
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+ mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+ mdio_write(ioaddr, 0x1f, 0x0001);
+ mdio_write(ioaddr, 0x17, 0x0cc0);
+
+ mdio_write(ioaddr, 0x1f, 0x0002);
+ mdio_patch(ioaddr, 0x0f, 0x0017);
+
+ rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+}
+
+static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr)
+{
+ struct phy_reg phy_reg_init[] = {
+ { 0x1f, 0x0002 },
+ { 0x10, 0x0008 },
+ { 0x0d, 0x006c },
+
+ { 0x1f, 0x0000 },
+ { 0x0d, 0xf880 },
+
+ { 0x1f, 0x0001 },
+ { 0x17, 0x0cc0 },
+
+ { 0x1f, 0x0001 },
+ { 0x0b, 0xa4d8 },
+ { 0x09, 0x281c },
+ { 0x07, 0x2883 },
+ { 0x0a, 0x6b35 },
+ { 0x1d, 0x3da4 },
+ { 0x1c, 0xeffd },
+ { 0x14, 0x7f52 },
+ { 0x18, 0x7fc6 },
+ { 0x08, 0x0601 },
+ { 0x06, 0x4063 },
+ { 0x10, 0xf074 },
+ { 0x1f, 0x0003 },
+ { 0x13, 0x0789 },
+ { 0x12, 0xf4bd },
+ { 0x1a, 0x04fd },
+ { 0x14, 0x84b0 },
+ { 0x1f, 0x0000 },
+ { 0x00, 0x9200 },
+
+ { 0x1f, 0x0005 },
+ { 0x01, 0x0340 },
+ { 0x1f, 0x0001 },
+ { 0x04, 0x4000 },
+ { 0x03, 0x1d21 },
+ { 0x02, 0x0c32 },
+ { 0x01, 0x0200 },
+ { 0x00, 0x5554 },
+ { 0x04, 0x4800 },
+ { 0x04, 0x4000 },
+ { 0x04, 0xf000 },
+ { 0x03, 0xdf01 },
+ { 0x02, 0xdf20 },
+ { 0x01, 0x101a },
+ { 0x00, 0xa0ff },
+ { 0x04, 0xf800 },
+ { 0x04, 0xf000 },
+ { 0x1f, 0x0000 },
+
+ { 0x1f, 0x0007 },
+ { 0x1e, 0x0023 },
+ { 0x16, 0x0000 },
+ { 0x1f, 0x0000 }
+ };
+
+ rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
}
static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
@@ -1792,7 +2664,13 @@ static void rtl_hw_phy_config(struct net_device *dev)
rtl8168cp_2_hw_phy_config(ioaddr);
break;
case RTL_GIGA_MAC_VER_25:
- rtl8168d_hw_phy_config(ioaddr);
+ rtl8168d_1_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_26:
+ rtl8168d_2_hw_phy_config(ioaddr);
+ break;
+ case RTL_GIGA_MAC_VER_27:
+ rtl8168d_3_hw_phy_config(ioaddr);
break;
default:
@@ -2322,6 +3200,14 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
rtl8169_init_phy(dev, tp);
+
+ /*
+ * Pretend we are using VLANs; This bypasses a nasty bug where
+ * Interrupts stop flowing on high load on 8110SCd controllers.
+ */
+ if (tp->mac_version == RTL_GIGA_MAC_VER_05)
+ RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
+
device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
out:
@@ -2493,7 +3379,7 @@ static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
{
/* Low hurts. Let's disable the filtering. */
- RTL_W16(RxMaxSize, rx_buf_sz);
+ RTL_W16(RxMaxSize, rx_buf_sz + 1);
}
static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
@@ -2863,6 +3749,8 @@ static void rtl_hw_start_8168(struct net_device *dev)
break;
case RTL_GIGA_MAC_VER_25:
+ case RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_27:
rtl_hw_start_8168d(ioaddr, pdev);
break;
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index 01f9432c31e..98bff5ada09 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -444,7 +444,8 @@ static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue,
* the appropriate LRO method
*/
static void efx_rx_packet_lro(struct efx_channel *channel,
- struct efx_rx_buffer *rx_buf)
+ struct efx_rx_buffer *rx_buf,
+ bool checksummed)
{
struct napi_struct *napi = &channel->napi_str;
@@ -466,7 +467,8 @@ static void efx_rx_packet_lro(struct efx_channel *channel,
skb->len = rx_buf->len;
skb->data_len = rx_buf->len;
skb->truesize += rx_buf->len;
- skb->ip_summed = CHECKSUM_UNNECESSARY;
+ skb->ip_summed =
+ checksummed ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE;
napi_gro_frags(napi);
@@ -475,6 +477,7 @@ out:
rx_buf->page = NULL;
} else {
EFX_BUG_ON_PARANOID(!rx_buf->skb);
+ EFX_BUG_ON_PARANOID(!checksummed);
napi_gro_receive(napi, rx_buf->skb);
rx_buf->skb = NULL;
@@ -570,7 +573,7 @@ void __efx_rx_packet(struct efx_channel *channel,
}
if (likely(checksummed || rx_buf->page)) {
- efx_rx_packet_lro(channel, rx_buf);
+ efx_rx_packet_lro(channel, rx_buf, checksummed);
goto done;
}
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index f49d0800c1d..528b912a4b0 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -30,6 +30,7 @@
#include <linux/phy.h>
#include <linux/cache.h>
#include <linux/io.h>
+#include <asm/cacheflush.h>
#include "sh_eth.h"
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 2ab5c39f33c..6a10d7ba587 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4538,6 +4538,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
goto err_out_free_netdev;
}
+ netif_carrier_off(dev);
+
netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT);
err = request_irq(pdev->irq, sky2_intr,
diff --git a/drivers/net/stmmac/Kconfig b/drivers/net/stmmac/Kconfig
new file mode 100644
index 00000000000..35eaa5251d7
--- /dev/null
+++ b/drivers/net/stmmac/Kconfig
@@ -0,0 +1,53 @@
+config STMMAC_ETH
+ tristate "STMicroelectronics 10/100/1000 Ethernet driver"
+ select MII
+ select PHYLIB
+ depends on NETDEVICES && CPU_SUBTYPE_ST40
+ help
+ This is the driver for the ST MAC 10/100/1000 on-chip Ethernet
+ controllers. ST Ethernet IPs are built around a Synopsys IP Core.
+
+if STMMAC_ETH
+
+config STMMAC_DA
+ bool "STMMAC DMA arbitration scheme"
+ default n
+ help
+ Selecting this option, rx has priority over Tx (only for Giga
+ Ethernet device).
+ By default, the DMA arbitration scheme is based on Round-robin
+ (rx:tx priority is 1:1).
+
+config STMMAC_DUAL_MAC
+ bool "STMMAC: dual mac support (EXPERIMENTAL)"
+ default n
+ depends on EXPERIMENTAL && STMMAC_ETH && !STMMAC_TIMER
+ help
+ Some ST SoCs (for example the stx7141 and stx7200c2) have two
+ Ethernet Controllers. This option turns on the second Ethernet
+ device on this kind of platforms.
+
+config STMMAC_TIMER
+ bool "STMMAC Timer optimisation"
+ default n
+ help
+ Use an external timer for mitigating the number of network
+ interrupts.
+
+choice
+ prompt "Select Timer device"
+ depends on STMMAC_TIMER
+
+config STMMAC_TMU_TIMER
+ bool "TMU channel 2"
+ depends on CPU_SH4
+ help
+
+config STMMAC_RTC_TIMER
+ bool "Real time clock"
+ depends on RTC_CLASS
+ help
+
+endchoice
+
+endif
diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile
new file mode 100644
index 00000000000..b2d7a5564df
--- /dev/null
+++ b/drivers/net/stmmac/Makefile
@@ -0,0 +1,4 @@
+obj-$(CONFIG_STMMAC_ETH) += stmmac.o
+stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o
+stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o \
+ mac100.o gmac.o $(stmmac-y)
diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h
new file mode 100644
index 00000000000..e49e5188e88
--- /dev/null
+++ b/drivers/net/stmmac/common.h
@@ -0,0 +1,330 @@
+/*******************************************************************************
+ STMMAC Common Header File
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include "descs.h"
+#include <linux/io.h>
+
+/* *********************************************
+ DMA CRS Control and Status Register Mapping
+ * *********************************************/
+#define DMA_BUS_MODE 0x00001000 /* Bus Mode */
+#define DMA_XMT_POLL_DEMAND 0x00001004 /* Transmit Poll Demand */
+#define DMA_RCV_POLL_DEMAND 0x00001008 /* Received Poll Demand */
+#define DMA_RCV_BASE_ADDR 0x0000100c /* Receive List Base */
+#define DMA_TX_BASE_ADDR 0x00001010 /* Transmit List Base */
+#define DMA_STATUS 0x00001014 /* Status Register */
+#define DMA_CONTROL 0x00001018 /* Ctrl (Operational Mode) */
+#define DMA_INTR_ENA 0x0000101c /* Interrupt Enable */
+#define DMA_MISSED_FRAME_CTR 0x00001020 /* Missed Frame Counter */
+#define DMA_CUR_TX_BUF_ADDR 0x00001050 /* Current Host Tx Buffer */
+#define DMA_CUR_RX_BUF_ADDR 0x00001054 /* Current Host Rx Buffer */
+
+/* ********************************
+ DMA Control register defines
+ * ********************************/
+#define DMA_CONTROL_ST 0x00002000 /* Start/Stop Transmission */
+#define DMA_CONTROL_SR 0x00000002 /* Start/Stop Receive */
+
+/* **************************************
+ DMA Interrupt Enable register defines
+ * **************************************/
+/**** NORMAL INTERRUPT ****/
+#define DMA_INTR_ENA_NIE 0x00010000 /* Normal Summary */
+#define DMA_INTR_ENA_TIE 0x00000001 /* Transmit Interrupt */
+#define DMA_INTR_ENA_TUE 0x00000004 /* Transmit Buffer Unavailable */
+#define DMA_INTR_ENA_RIE 0x00000040 /* Receive Interrupt */
+#define DMA_INTR_ENA_ERE 0x00004000 /* Early Receive */
+
+#define DMA_INTR_NORMAL (DMA_INTR_ENA_NIE | DMA_INTR_ENA_RIE | \
+ DMA_INTR_ENA_TIE)
+
+/**** ABNORMAL INTERRUPT ****/
+#define DMA_INTR_ENA_AIE 0x00008000 /* Abnormal Summary */
+#define DMA_INTR_ENA_FBE 0x00002000 /* Fatal Bus Error */
+#define DMA_INTR_ENA_ETE 0x00000400 /* Early Transmit */
+#define DMA_INTR_ENA_RWE 0x00000200 /* Receive Watchdog */
+#define DMA_INTR_ENA_RSE 0x00000100 /* Receive Stopped */
+#define DMA_INTR_ENA_RUE 0x00000080 /* Receive Buffer Unavailable */
+#define DMA_INTR_ENA_UNE 0x00000020 /* Tx Underflow */
+#define DMA_INTR_ENA_OVE 0x00000010 /* Receive Overflow */
+#define DMA_INTR_ENA_TJE 0x00000008 /* Transmit Jabber */
+#define DMA_INTR_ENA_TSE 0x00000002 /* Transmit Stopped */
+
+#define DMA_INTR_ABNORMAL (DMA_INTR_ENA_AIE | DMA_INTR_ENA_FBE | \
+ DMA_INTR_ENA_UNE)
+
+/* DMA default interrupt mask */
+#define DMA_INTR_DEFAULT_MASK (DMA_INTR_NORMAL | DMA_INTR_ABNORMAL)
+
+/* ****************************
+ * DMA Status register defines
+ * ****************************/
+#define DMA_STATUS_GPI 0x10000000 /* PMT interrupt */
+#define DMA_STATUS_GMI 0x08000000 /* MMC interrupt */
+#define DMA_STATUS_GLI 0x04000000 /* GMAC Line interface int. */
+#define DMA_STATUS_GMI 0x08000000
+#define DMA_STATUS_GLI 0x04000000
+#define DMA_STATUS_EB_MASK 0x00380000 /* Error Bits Mask */
+#define DMA_STATUS_EB_TX_ABORT 0x00080000 /* Error Bits - TX Abort */
+#define DMA_STATUS_EB_RX_ABORT 0x00100000 /* Error Bits - RX Abort */
+#define DMA_STATUS_TS_MASK 0x00700000 /* Transmit Process State */
+#define DMA_STATUS_TS_SHIFT 20
+#define DMA_STATUS_RS_MASK 0x000e0000 /* Receive Process State */
+#define DMA_STATUS_RS_SHIFT 17
+#define DMA_STATUS_NIS 0x00010000 /* Normal Interrupt Summary */
+#define DMA_STATUS_AIS 0x00008000 /* Abnormal Interrupt Summary */
+#define DMA_STATUS_ERI 0x00004000 /* Early Receive Interrupt */
+#define DMA_STATUS_FBI 0x00002000 /* Fatal Bus Error Interrupt */
+#define DMA_STATUS_ETI 0x00000400 /* Early Transmit Interrupt */
+#define DMA_STATUS_RWT 0x00000200 /* Receive Watchdog Timeout */
+#define DMA_STATUS_RPS 0x00000100 /* Receive Process Stopped */
+#define DMA_STATUS_RU 0x00000080 /* Receive Buffer Unavailable */
+#define DMA_STATUS_RI 0x00000040 /* Receive Interrupt */
+#define DMA_STATUS_UNF 0x00000020 /* Transmit Underflow */
+#define DMA_STATUS_OVF 0x00000010 /* Receive Overflow */
+#define DMA_STATUS_TJT 0x00000008 /* Transmit Jabber Timeout */
+#define DMA_STATUS_TU 0x00000004 /* Transmit Buffer Unavailable */
+#define DMA_STATUS_TPS 0x00000002 /* Transmit Process Stopped */
+#define DMA_STATUS_TI 0x00000001 /* Transmit Interrupt */
+
+/* Other defines */
+#define HASH_TABLE_SIZE 64
+#define PAUSE_TIME 0x200
+
+/* Flow Control defines */
+#define FLOW_OFF 0
+#define FLOW_RX 1
+#define FLOW_TX 2
+#define FLOW_AUTO (FLOW_TX | FLOW_RX)
+
+/* DMA STORE-AND-FORWARD Operation Mode */
+#define SF_DMA_MODE 1
+
+#define HW_CSUM 1
+#define NO_HW_CSUM 0
+
+/* GMAC TX FIFO is 8K, Rx FIFO is 16K */
+#define BUF_SIZE_16KiB 16384
+#define BUF_SIZE_8KiB 8192
+#define BUF_SIZE_4KiB 4096
+#define BUF_SIZE_2KiB 2048
+
+/* Power Down and WOL */
+#define PMT_NOT_SUPPORTED 0
+#define PMT_SUPPORTED 1
+
+/* Common MAC defines */
+#define MAC_CTRL_REG 0x00000000 /* MAC Control */
+#define MAC_ENABLE_TX 0x00000008 /* Transmitter Enable */
+#define MAC_RNABLE_RX 0x00000004 /* Receiver Enable */
+
+/* MAC Management Counters register */
+#define MMC_CONTROL 0x00000100 /* MMC Control */
+#define MMC_HIGH_INTR 0x00000104 /* MMC High Interrupt */
+#define MMC_LOW_INTR 0x00000108 /* MMC Low Interrupt */
+#define MMC_HIGH_INTR_MASK 0x0000010c /* MMC High Interrupt Mask */
+#define MMC_LOW_INTR_MASK 0x00000110 /* MMC Low Interrupt Mask */
+
+#define MMC_CONTROL_MAX_FRM_MASK 0x0003ff8 /* Maximum Frame Size */
+#define MMC_CONTROL_MAX_FRM_SHIFT 3
+#define MMC_CONTROL_MAX_FRAME 0x7FF
+
+struct stmmac_extra_stats {
+ /* Transmit errors */
+ unsigned long tx_underflow ____cacheline_aligned;
+ unsigned long tx_carrier;
+ unsigned long tx_losscarrier;
+ unsigned long tx_heartbeat;
+ unsigned long tx_deferred;
+ unsigned long tx_vlan;
+ unsigned long tx_jabber;
+ unsigned long tx_frame_flushed;
+ unsigned long tx_payload_error;
+ unsigned long tx_ip_header_error;
+ /* Receive errors */
+ unsigned long rx_desc;
+ unsigned long rx_partial;
+ unsigned long rx_runt;
+ unsigned long rx_toolong;
+ unsigned long rx_collision;
+ unsigned long rx_crc;
+ unsigned long rx_lenght;
+ unsigned long rx_mii;
+ unsigned long rx_multicast;
+ unsigned long rx_gmac_overflow;
+ unsigned long rx_watchdog;
+ unsigned long da_rx_filter_fail;
+ unsigned long sa_rx_filter_fail;
+ unsigned long rx_missed_cntr;
+ unsigned long rx_overflow_cntr;
+ unsigned long rx_vlan;
+ /* Tx/Rx IRQ errors */
+ unsigned long tx_undeflow_irq;
+ unsigned long tx_process_stopped_irq;
+ unsigned long tx_jabber_irq;
+ unsigned long rx_overflow_irq;
+ unsigned long rx_buf_unav_irq;
+ unsigned long rx_process_stopped_irq;
+ unsigned long rx_watchdog_irq;
+ unsigned long tx_early_irq;
+ unsigned long fatal_bus_error_irq;
+ /* Extra info */
+ unsigned long threshold;
+ unsigned long tx_pkt_n;
+ unsigned long rx_pkt_n;
+ unsigned long poll_n;
+ unsigned long sched_timer_n;
+ unsigned long normal_irq_n;
+};
+
+/* GMAC core can compute the checksums in HW. */
+enum rx_frame_status {
+ good_frame = 0,
+ discard_frame = 1,
+ csum_none = 2,
+};
+
+static inline void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6],
+ unsigned int high, unsigned int low)
+{
+ unsigned long data;
+
+ data = (addr[5] << 8) | addr[4];
+ writel(data, ioaddr + high);
+ data = (addr[3] << 24) | (addr[2] << 16) | (addr[1] << 8) | addr[0];
+ writel(data, ioaddr + low);
+
+ return;
+}
+
+static inline void stmmac_get_mac_addr(unsigned long ioaddr,
+ unsigned char *addr, unsigned int high,
+ unsigned int low)
+{
+ unsigned int hi_addr, lo_addr;
+
+ /* Read the MAC address from the hardware */
+ hi_addr = readl(ioaddr + high);
+ lo_addr = readl(ioaddr + low);
+
+ /* Extract the MAC address from the high and low words */
+ addr[0] = lo_addr & 0xff;
+ addr[1] = (lo_addr >> 8) & 0xff;
+ addr[2] = (lo_addr >> 16) & 0xff;
+ addr[3] = (lo_addr >> 24) & 0xff;
+ addr[4] = hi_addr & 0xff;
+ addr[5] = (hi_addr >> 8) & 0xff;
+
+ return;
+}
+
+struct stmmac_ops {
+ /* MAC core initialization */
+ void (*core_init) (unsigned long ioaddr) ____cacheline_aligned;
+ /* DMA core initialization */
+ int (*dma_init) (unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx);
+ /* Dump MAC registers */
+ void (*dump_mac_regs) (unsigned long ioaddr);
+ /* Dump DMA registers */
+ void (*dump_dma_regs) (unsigned long ioaddr);
+ /* Set tx/rx threshold in the csr6 register
+ * An invalid value enables the store-and-forward mode */
+ void (*dma_mode) (unsigned long ioaddr, int txmode, int rxmode);
+ /* To track extra statistic (if supported) */
+ void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
+ unsigned long ioaddr);
+ /* RX descriptor ring initialization */
+ void (*init_rx_desc) (struct dma_desc *p, unsigned int ring_size,
+ int disable_rx_ic);
+ /* TX descriptor ring initialization */
+ void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size);
+
+ /* Invoked by the xmit function to prepare the tx descriptor */
+ void (*prepare_tx_desc) (struct dma_desc *p, int is_fs, int len,
+ int csum_flag);
+ /* Set/get the owner of the descriptor */
+ void (*set_tx_owner) (struct dma_desc *p);
+ int (*get_tx_owner) (struct dma_desc *p);
+ /* Invoked by the xmit function to close the tx descriptor */
+ void (*close_tx_desc) (struct dma_desc *p);
+ /* Clean the tx descriptor as soon as the tx irq is received */
+ void (*release_tx_desc) (struct dma_desc *p);
+ /* Clear interrupt on tx frame completion. When this bit is
+ * set an interrupt happens as soon as the frame is transmitted */
+ void (*clear_tx_ic) (struct dma_desc *p);
+ /* Last tx segment reports the transmit status */
+ int (*get_tx_ls) (struct dma_desc *p);
+ /* Return the transmit status looking at the TDES1 */
+ int (*tx_status) (void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p, unsigned long ioaddr);
+ /* Get the buffer size from the descriptor */
+ int (*get_tx_len) (struct dma_desc *p);
+ /* Handle extra events on specific interrupts hw dependent */
+ void (*host_irq_status) (unsigned long ioaddr);
+ int (*get_rx_owner) (struct dma_desc *p);
+ void (*set_rx_owner) (struct dma_desc *p);
+ /* Get the receive frame size */
+ int (*get_rx_frame_len) (struct dma_desc *p);
+ /* Return the reception status looking at the RDES1 */
+ int (*rx_status) (void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p);
+ /* Multicast filter setting */
+ void (*set_filter) (struct net_device *dev);
+ /* Flow control setting */
+ void (*flow_ctrl) (unsigned long ioaddr, unsigned int duplex,
+ unsigned int fc, unsigned int pause_time);
+ /* Set power management mode (e.g. magic frame) */
+ void (*pmt) (unsigned long ioaddr, unsigned long mode);
+ /* Set/Get Unicast MAC addresses */
+ void (*set_umac_addr) (unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n);
+ void (*get_umac_addr) (unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n);
+};
+
+struct mac_link {
+ int port;
+ int duplex;
+ int speed;
+};
+
+struct mii_regs {
+ unsigned int addr; /* MII Address */
+ unsigned int data; /* MII Data */
+};
+
+struct hw_cap {
+ unsigned int version; /* Core Version register (GMAC) */
+ unsigned int pmt; /* Power-Down mode (GMAC) */
+ struct mac_link link;
+ struct mii_regs mii;
+};
+
+struct mac_device_info {
+ struct hw_cap hw;
+ struct stmmac_ops *ops;
+};
+
+struct mac_device_info *gmac_setup(unsigned long addr);
+struct mac_device_info *mac100_setup(unsigned long addr);
diff --git a/drivers/net/stmmac/descs.h b/drivers/net/stmmac/descs.h
new file mode 100644
index 00000000000..6d2a0b2f5e5
--- /dev/null
+++ b/drivers/net/stmmac/descs.h
@@ -0,0 +1,163 @@
+/*******************************************************************************
+ Header File to describe the DMA descriptors
+ Use enhanced descriptors in case of GMAC Cores.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+struct dma_desc {
+ /* Receive descriptor */
+ union {
+ struct {
+ /* RDES0 */
+ u32 reserved1:1;
+ u32 crc_error:1;
+ u32 dribbling:1;
+ u32 mii_error:1;
+ u32 receive_watchdog:1;
+ u32 frame_type:1;
+ u32 collision:1;
+ u32 frame_too_long:1;
+ u32 last_descriptor:1;
+ u32 first_descriptor:1;
+ u32 multicast_frame:1;
+ u32 run_frame:1;
+ u32 length_error:1;
+ u32 partial_frame_error:1;
+ u32 descriptor_error:1;
+ u32 error_summary:1;
+ u32 frame_length:14;
+ u32 filtering_fail:1;
+ u32 own:1;
+ /* RDES1 */
+ u32 buffer1_size:11;
+ u32 buffer2_size:11;
+ u32 reserved2:2;
+ u32 second_address_chained:1;
+ u32 end_ring:1;
+ u32 reserved3:5;
+ u32 disable_ic:1;
+ } rx;
+ struct {
+ /* RDES0 */
+ u32 payload_csum_error:1;
+ u32 crc_error:1;
+ u32 dribbling:1;
+ u32 error_gmii:1;
+ u32 receive_watchdog:1;
+ u32 frame_type:1;
+ u32 late_collision:1;
+ u32 ipc_csum_error:1;
+ u32 last_descriptor:1;
+ u32 first_descriptor:1;
+ u32 vlan_tag:1;
+ u32 overflow_error:1;
+ u32 length_error:1;
+ u32 sa_filter_fail:1;
+ u32 descriptor_error:1;
+ u32 error_summary:1;
+ u32 frame_length:14;
+ u32 da_filter_fail:1;
+ u32 own:1;
+ /* RDES1 */
+ u32 buffer1_size:13;
+ u32 reserved1:1;
+ u32 second_address_chained:1;
+ u32 end_ring:1;
+ u32 buffer2_size:13;
+ u32 reserved2:2;
+ u32 disable_ic:1;
+ } erx; /* -- enhanced -- */
+
+ /* Transmit descriptor */
+ struct {
+ /* TDES0 */
+ u32 deferred:1;
+ u32 underflow_error:1;
+ u32 excessive_deferral:1;
+ u32 collision_count:4;
+ u32 heartbeat_fail:1;
+ u32 excessive_collisions:1;
+ u32 late_collision:1;
+ u32 no_carrier:1;
+ u32 loss_carrier:1;
+ u32 reserved1:3;
+ u32 error_summary:1;
+ u32 reserved2:15;
+ u32 own:1;
+ /* TDES1 */
+ u32 buffer1_size:11;
+ u32 buffer2_size:11;
+ u32 reserved3:1;
+ u32 disable_padding:1;
+ u32 second_address_chained:1;
+ u32 end_ring:1;
+ u32 crc_disable:1;
+ u32 reserved4:2;
+ u32 first_segment:1;
+ u32 last_segment:1;
+ u32 interrupt:1;
+ } tx;
+ struct {
+ /* TDES0 */
+ u32 deferred:1;
+ u32 underflow_error:1;
+ u32 excessive_deferral:1;
+ u32 collision_count:4;
+ u32 vlan_frame:1;
+ u32 excessive_collisions:1;
+ u32 late_collision:1;
+ u32 no_carrier:1;
+ u32 loss_carrier:1;
+ u32 payload_error:1;
+ u32 frame_flushed:1;
+ u32 jabber_timeout:1;
+ u32 error_summary:1;
+ u32 ip_header_error:1;
+ u32 time_stamp_status:1;
+ u32 reserved1:2;
+ u32 second_address_chained:1;
+ u32 end_ring:1;
+ u32 checksum_insertion:2;
+ u32 reserved2:1;
+ u32 time_stamp_enable:1;
+ u32 disable_padding:1;
+ u32 crc_disable:1;
+ u32 first_segment:1;
+ u32 last_segment:1;
+ u32 interrupt:1;
+ u32 own:1;
+ /* TDES1 */
+ u32 buffer1_size:13;
+ u32 reserved3:3;
+ u32 buffer2_size:13;
+ u32 reserved4:3;
+ } etx; /* -- enhanced -- */
+ } des01;
+ unsigned int des2;
+ unsigned int des3;
+};
+
+/* Transmit checksum insertion control */
+enum tdes_csum_insertion {
+ cic_disabled = 0, /* Checksum Insertion Control */
+ cic_only_ip = 1, /* Only IP header */
+ cic_no_pseudoheader = 2, /* IP header but pseudoheader
+ * is not calculated */
+ cic_full = 3, /* IP header and pseudoheader */
+};
diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/gmac.c
new file mode 100644
index 00000000000..b624bb5bae0
--- /dev/null
+++ b/drivers/net/stmmac/gmac.c
@@ -0,0 +1,693 @@
+/*******************************************************************************
+ This is the driver for the GMAC on-chip Ethernet controller for ST SoCs.
+ DWC Ether MAC 10/100/1000 Universal version 3.41a has been used for
+ developing this code.
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+#include "gmac.h"
+
+#undef GMAC_DEBUG
+/*#define GMAC_DEBUG*/
+#undef FRAME_FILTER_DEBUG
+/*#define FRAME_FILTER_DEBUG*/
+#ifdef GMAC_DEBUG
+#define DBG(fmt, args...) printk(fmt, ## args)
+#else
+#define DBG(fmt, args...) do { } while (0)
+#endif
+
+static void gmac_dump_regs(unsigned long ioaddr)
+{
+ int i;
+ pr_info("\t----------------------------------------------\n"
+ "\t GMAC registers (base addr = 0x%8x)\n"
+ "\t----------------------------------------------\n",
+ (unsigned int)ioaddr);
+
+ for (i = 0; i < 55; i++) {
+ int offset = i * 4;
+ pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i,
+ offset, readl(ioaddr + offset));
+ }
+ return;
+}
+
+static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx)
+{
+ u32 value = readl(ioaddr + DMA_BUS_MODE);
+ /* DMA SW reset */
+ value |= DMA_BUS_MODE_SFT_RESET;
+ writel(value, ioaddr + DMA_BUS_MODE);
+ do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET));
+
+ value = /* DMA_BUS_MODE_FB | */ DMA_BUS_MODE_4PBL |
+ ((pbl << DMA_BUS_MODE_PBL_SHIFT) |
+ (pbl << DMA_BUS_MODE_RPBL_SHIFT));
+
+#ifdef CONFIG_STMMAC_DA
+ value |= DMA_BUS_MODE_DA; /* Rx has priority over tx */
+#endif
+ writel(value, ioaddr + DMA_BUS_MODE);
+
+ /* Mask interrupts by writing to CSR7 */
+ writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA);
+
+ /* The base address of the RX/TX descriptor lists must be written into
+ * DMA CSR3 and CSR4, respectively. */
+ writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR);
+ writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR);
+
+ return 0;
+}
+
+/* Transmit FIFO flush operation */
+static void gmac_flush_tx_fifo(unsigned long ioaddr)
+{
+ u32 csr6 = readl(ioaddr + DMA_CONTROL);
+ writel((csr6 | DMA_CONTROL_FTF), ioaddr + DMA_CONTROL);
+
+ do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF));
+}
+
+static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode,
+ int rxmode)
+{
+ u32 csr6 = readl(ioaddr + DMA_CONTROL);
+
+ if (txmode == SF_DMA_MODE) {
+ DBG(KERN_DEBUG "GMAC: enabling TX store and forward mode\n");
+ /* Transmit COE type 2 cannot be done in cut-through mode. */
+ csr6 |= DMA_CONTROL_TSF;
+ /* Operating on second frame increase the performance
+ * especially when transmit store-and-forward is used.*/
+ csr6 |= DMA_CONTROL_OSF;
+ } else {
+ DBG(KERN_DEBUG "GMAC: disabling TX store and forward mode"
+ " (threshold = %d)\n", txmode);
+ csr6 &= ~DMA_CONTROL_TSF;
+ csr6 &= DMA_CONTROL_TC_TX_MASK;
+ /* Set the transmit threashold */
+ if (txmode <= 32)
+ csr6 |= DMA_CONTROL_TTC_32;
+ else if (txmode <= 64)
+ csr6 |= DMA_CONTROL_TTC_64;
+ else if (txmode <= 128)
+ csr6 |= DMA_CONTROL_TTC_128;
+ else if (txmode <= 192)
+ csr6 |= DMA_CONTROL_TTC_192;
+ else
+ csr6 |= DMA_CONTROL_TTC_256;
+ }
+
+ if (rxmode == SF_DMA_MODE) {
+ DBG(KERN_DEBUG "GMAC: enabling RX store and forward mode\n");
+ csr6 |= DMA_CONTROL_RSF;
+ } else {
+ DBG(KERN_DEBUG "GMAC: disabling RX store and forward mode"
+ " (threshold = %d)\n", rxmode);
+ csr6 &= ~DMA_CONTROL_RSF;
+ csr6 &= DMA_CONTROL_TC_RX_MASK;
+ if (rxmode <= 32)
+ csr6 |= DMA_CONTROL_RTC_32;
+ else if (rxmode <= 64)
+ csr6 |= DMA_CONTROL_RTC_64;
+ else if (rxmode <= 96)
+ csr6 |= DMA_CONTROL_RTC_96;
+ else
+ csr6 |= DMA_CONTROL_RTC_128;
+ }
+
+ writel(csr6, ioaddr + DMA_CONTROL);
+ return;
+}
+
+/* Not yet implemented --- no RMON module */
+static void gmac_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
+ unsigned long ioaddr)
+{
+ return;
+}
+
+static void gmac_dump_dma_regs(unsigned long ioaddr)
+{
+ int i;
+ pr_info(" DMA registers\n");
+ for (i = 0; i < 22; i++) {
+ if ((i < 9) || (i > 17)) {
+ int offset = i * 4;
+ pr_err("\t Reg No. %d (offset 0x%x): 0x%08x\n", i,
+ (DMA_BUS_MODE + offset),
+ readl(ioaddr + DMA_BUS_MODE + offset));
+ }
+ }
+ return;
+}
+
+static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p, unsigned long ioaddr)
+{
+ int ret = 0;
+ struct net_device_stats *stats = (struct net_device_stats *)data;
+
+ if (unlikely(p->des01.etx.error_summary)) {
+ DBG(KERN_ERR "GMAC TX error... 0x%08x\n", p->des01.etx);
+ if (unlikely(p->des01.etx.jabber_timeout)) {
+ DBG(KERN_ERR "\tjabber_timeout error\n");
+ x->tx_jabber++;
+ }
+
+ if (unlikely(p->des01.etx.frame_flushed)) {
+ DBG(KERN_ERR "\tframe_flushed error\n");
+ x->tx_frame_flushed++;
+ gmac_flush_tx_fifo(ioaddr);
+ }
+
+ if (unlikely(p->des01.etx.loss_carrier)) {
+ DBG(KERN_ERR "\tloss_carrier error\n");
+ x->tx_losscarrier++;
+ stats->tx_carrier_errors++;
+ }
+ if (unlikely(p->des01.etx.no_carrier)) {
+ DBG(KERN_ERR "\tno_carrier error\n");
+ x->tx_carrier++;
+ stats->tx_carrier_errors++;
+ }
+ if (unlikely(p->des01.etx.late_collision)) {
+ DBG(KERN_ERR "\tlate_collision error\n");
+ stats->collisions += p->des01.etx.collision_count;
+ }
+ if (unlikely(p->des01.etx.excessive_collisions)) {
+ DBG(KERN_ERR "\texcessive_collisions\n");
+ stats->collisions += p->des01.etx.collision_count;
+ }
+ if (unlikely(p->des01.etx.excessive_deferral)) {
+ DBG(KERN_INFO "\texcessive tx_deferral\n");
+ x->tx_deferred++;
+ }
+
+ if (unlikely(p->des01.etx.underflow_error)) {
+ DBG(KERN_ERR "\tunderflow error\n");
+ gmac_flush_tx_fifo(ioaddr);
+ x->tx_underflow++;
+ }
+
+ if (unlikely(p->des01.etx.ip_header_error)) {
+ DBG(KERN_ERR "\tTX IP header csum error\n");
+ x->tx_ip_header_error++;
+ }
+
+ if (unlikely(p->des01.etx.payload_error)) {
+ DBG(KERN_ERR "\tAddr/Payload csum error\n");
+ x->tx_payload_error++;
+ gmac_flush_tx_fifo(ioaddr);
+ }
+
+ ret = -1;
+ }
+
+ if (unlikely(p->des01.etx.deferred)) {
+ DBG(KERN_INFO "GMAC TX status: tx deferred\n");
+ x->tx_deferred++;
+ }
+#ifdef STMMAC_VLAN_TAG_USED
+ if (p->des01.etx.vlan_frame) {
+ DBG(KERN_INFO "GMAC TX status: VLAN frame\n");
+ x->tx_vlan++;
+ }
+#endif
+
+ return ret;
+}
+
+static int gmac_get_tx_len(struct dma_desc *p)
+{
+ return p->des01.etx.buffer1_size;
+}
+
+static int gmac_coe_rdes0(int ipc_err, int type, int payload_err)
+{
+ int ret = good_frame;
+ u32 status = (type << 2 | ipc_err << 1 | payload_err) & 0x7;
+
+ /* bits 5 7 0 | Frame status
+ * ----------------------------------------------------------
+ * 0 0 0 | IEEE 802.3 Type frame (lenght < 1536 octects)
+ * 1 0 0 | IPv4/6 No CSUM errorS.
+ * 1 0 1 | IPv4/6 CSUM PAYLOAD error
+ * 1 1 0 | IPv4/6 CSUM IP HR error
+ * 1 1 1 | IPv4/6 IP PAYLOAD AND HEADER errorS
+ * 0 0 1 | IPv4/6 unsupported IP PAYLOAD
+ * 0 1 1 | COE bypassed.. no IPv4/6 frame
+ * 0 1 0 | Reserved.
+ */
+ if (status == 0x0) {
+ DBG(KERN_INFO "RX Des0 status: IEEE 802.3 Type frame.\n");
+ ret = good_frame;
+ } else if (status == 0x4) {
+ DBG(KERN_INFO "RX Des0 status: IPv4/6 No CSUM errorS.\n");
+ ret = good_frame;
+ } else if (status == 0x5) {
+ DBG(KERN_ERR "RX Des0 status: IPv4/6 Payload Error.\n");
+ ret = csum_none;
+ } else if (status == 0x6) {
+ DBG(KERN_ERR "RX Des0 status: IPv4/6 Header Error.\n");
+ ret = csum_none;
+ } else if (status == 0x7) {
+ DBG(KERN_ERR
+ "RX Des0 status: IPv4/6 Header and Payload Error.\n");
+ ret = csum_none;
+ } else if (status == 0x1) {
+ DBG(KERN_ERR
+ "RX Des0 status: IPv4/6 unsupported IP PAYLOAD.\n");
+ ret = discard_frame;
+ } else if (status == 0x3) {
+ DBG(KERN_ERR "RX Des0 status: No IPv4, IPv6 frame.\n");
+ ret = discard_frame;
+ }
+ return ret;
+}
+
+static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p)
+{
+ int ret = good_frame;
+ struct net_device_stats *stats = (struct net_device_stats *)data;
+
+ if (unlikely(p->des01.erx.error_summary)) {
+ DBG(KERN_ERR "GMAC RX Error Summary... 0x%08x\n", p->des01.erx);
+ if (unlikely(p->des01.erx.descriptor_error)) {
+ DBG(KERN_ERR "\tdescriptor error\n");
+ x->rx_desc++;
+ stats->rx_length_errors++;
+ }
+ if (unlikely(p->des01.erx.overflow_error)) {
+ DBG(KERN_ERR "\toverflow error\n");
+ x->rx_gmac_overflow++;
+ }
+
+ if (unlikely(p->des01.erx.ipc_csum_error))
+ DBG(KERN_ERR "\tIPC Csum Error/Giant frame\n");
+
+ if (unlikely(p->des01.erx.late_collision)) {
+ DBG(KERN_ERR "\tlate_collision error\n");
+ stats->collisions++;
+ stats->collisions++;
+ }
+ if (unlikely(p->des01.erx.receive_watchdog)) {
+ DBG(KERN_ERR "\treceive_watchdog error\n");
+ x->rx_watchdog++;
+ }
+ if (unlikely(p->des01.erx.error_gmii)) {
+ DBG(KERN_ERR "\tReceive Error\n");
+ x->rx_mii++;
+ }
+ if (unlikely(p->des01.erx.crc_error)) {
+ DBG(KERN_ERR "\tCRC error\n");
+ x->rx_crc++;
+ stats->rx_crc_errors++;
+ }
+ ret = discard_frame;
+ }
+
+ /* After a payload csum error, the ES bit is set.
+ * It doesn't match with the information reported into the databook.
+ * At any rate, we need to understand if the CSUM hw computation is ok
+ * and report this info to the upper layers. */
+ ret = gmac_coe_rdes0(p->des01.erx.ipc_csum_error,
+ p->des01.erx.frame_type, p->des01.erx.payload_csum_error);
+
+ if (unlikely(p->des01.erx.dribbling)) {
+ DBG(KERN_ERR "GMAC RX: dribbling error\n");
+ ret = discard_frame;
+ }
+ if (unlikely(p->des01.erx.sa_filter_fail)) {
+ DBG(KERN_ERR "GMAC RX : Source Address filter fail\n");
+ x->sa_rx_filter_fail++;
+ ret = discard_frame;
+ }
+ if (unlikely(p->des01.erx.da_filter_fail)) {
+ DBG(KERN_ERR "GMAC RX : Destination Address filter fail\n");
+ x->da_rx_filter_fail++;
+ ret = discard_frame;
+ }
+ if (unlikely(p->des01.erx.length_error)) {
+ DBG(KERN_ERR "GMAC RX: length_error error\n");
+ x->rx_lenght++;
+ ret = discard_frame;
+ }
+#ifdef STMMAC_VLAN_TAG_USED
+ if (p->des01.erx.vlan_tag) {
+ DBG(KERN_INFO "GMAC RX: VLAN frame tagged\n");
+ x->rx_vlan++;
+ }
+#endif
+ return ret;
+}
+
+static void gmac_irq_status(unsigned long ioaddr)
+{
+ u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
+
+ /* Not used events (e.g. MMC interrupts) are not handled. */
+ if ((intr_status & mmc_tx_irq))
+ DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n",
+ readl(ioaddr + GMAC_MMC_TX_INTR));
+ if (unlikely(intr_status & mmc_rx_irq))
+ DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n",
+ readl(ioaddr + GMAC_MMC_RX_INTR));
+ if (unlikely(intr_status & mmc_rx_csum_offload_irq))
+ DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n",
+ readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD));
+ if (unlikely(intr_status & pmt_irq)) {
+ DBG(KERN_DEBUG "GMAC: received Magic frame\n");
+ /* clear the PMT bits 5 and 6 by reading the PMT
+ * status register. */
+ readl(ioaddr + GMAC_PMT);
+ }
+
+ return;
+}
+
+static void gmac_core_init(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + GMAC_CONTROL);
+ value |= GMAC_CORE_INIT;
+ writel(value, ioaddr + GMAC_CONTROL);
+
+ /* STBus Bridge Configuration */
+ /*writel(0xc5608, ioaddr + 0x00007000);*/
+
+ /* Freeze MMC counters */
+ writel(0x8, ioaddr + GMAC_MMC_CTRL);
+ /* Mask GMAC interrupts */
+ writel(0x207, ioaddr + GMAC_INT_MASK);
+
+#ifdef STMMAC_VLAN_TAG_USED
+ /* Tag detection without filtering */
+ writel(0x0, ioaddr + GMAC_VLAN_TAG);
+#endif
+ return;
+}
+
+static void gmac_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n)
+{
+ stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+ GMAC_ADDR_LOW(reg_n));
+}
+
+static void gmac_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n)
+{
+ stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+ GMAC_ADDR_LOW(reg_n));
+}
+
+static void gmac_set_filter(struct net_device *dev)
+{
+ unsigned long ioaddr = dev->base_addr;
+ unsigned int value = 0;
+
+ DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n",
+ __func__, dev->mc_count, dev->uc_count);
+
+ if (dev->flags & IFF_PROMISC)
+ value = GMAC_FRAME_FILTER_PR;
+ else if ((dev->mc_count > HASH_TABLE_SIZE)
+ || (dev->flags & IFF_ALLMULTI)) {
+ value = GMAC_FRAME_FILTER_PM; /* pass all multi */
+ writel(0xffffffff, ioaddr + GMAC_HASH_HIGH);
+ writel(0xffffffff, ioaddr + GMAC_HASH_LOW);
+ } else if (dev->mc_count > 0) {
+ int i;
+ u32 mc_filter[2];
+ struct dev_mc_list *mclist;
+
+ /* Hash filter for multicast */
+ value = GMAC_FRAME_FILTER_HMC;
+
+ memset(mc_filter, 0, sizeof(mc_filter));
+ for (i = 0, mclist = dev->mc_list;
+ mclist && i < dev->mc_count; i++, mclist = mclist->next) {
+ /* The upper 6 bits of the calculated CRC are used to
+ index the contens of the hash table */
+ int bit_nr =
+ bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26;
+ /* The most significant bit determines the register to
+ * use (H/L) while the other 5 bits determine the bit
+ * within the register. */
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ }
+ writel(mc_filter[0], ioaddr + GMAC_HASH_LOW);
+ writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH);
+ }
+
+ /* Handle multiple unicast addresses (perfect filtering)*/
+ if (dev->uc_count > GMAC_MAX_UNICAST_ADDRESSES)
+ /* Switch to promiscuous mode is more than 16 addrs
+ are required */
+ value |= GMAC_FRAME_FILTER_PR;
+ else {
+ int i;
+ struct dev_addr_list *uc_ptr = dev->uc_list;
+
+ for (i = 0; i < dev->uc_count; i++) {
+ gmac_set_umac_addr(ioaddr, uc_ptr->da_addr,
+ i + 1);
+
+ DBG(KERN_INFO "\t%d "
+ "- Unicast addr %02x:%02x:%02x:%02x:%02x:"
+ "%02x\n", i + 1,
+ uc_ptr->da_addr[0], uc_ptr->da_addr[1],
+ uc_ptr->da_addr[2], uc_ptr->da_addr[3],
+ uc_ptr->da_addr[4], uc_ptr->da_addr[5]);
+ uc_ptr = uc_ptr->next;
+ }
+ }
+
+#ifdef FRAME_FILTER_DEBUG
+ /* Enable Receive all mode (to debug filtering_fail errors) */
+ value |= GMAC_FRAME_FILTER_RA;
+#endif
+ writel(value, ioaddr + GMAC_FRAME_FILTER);
+
+ DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: "
+ "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER),
+ readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW));
+
+ return;
+}
+
+static void gmac_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+ unsigned int fc, unsigned int pause_time)
+{
+ unsigned int flow = 0;
+
+ DBG(KERN_DEBUG "GMAC Flow-Control:\n");
+ if (fc & FLOW_RX) {
+ DBG(KERN_DEBUG "\tReceive Flow-Control ON\n");
+ flow |= GMAC_FLOW_CTRL_RFE;
+ }
+ if (fc & FLOW_TX) {
+ DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n");
+ flow |= GMAC_FLOW_CTRL_TFE;
+ }
+
+ if (duplex) {
+ DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time);
+ flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT);
+ }
+
+ writel(flow, ioaddr + GMAC_FLOW_CTRL);
+ return;
+}
+
+static void gmac_pmt(unsigned long ioaddr, unsigned long mode)
+{
+ unsigned int pmt = 0;
+
+ if (mode == WAKE_MAGIC) {
+ DBG(KERN_DEBUG "GMAC: WOL Magic frame\n");
+ pmt |= power_down | magic_pkt_en;
+ } else if (mode == WAKE_UCAST) {
+ DBG(KERN_DEBUG "GMAC: WOL on global unicast\n");
+ pmt |= global_unicast;
+ }
+
+ writel(pmt, ioaddr + GMAC_PMT);
+ return;
+}
+
+static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+ int disable_rx_ic)
+{
+ int i;
+ for (i = 0; i < ring_size; i++) {
+ p->des01.erx.own = 1;
+ p->des01.erx.buffer1_size = BUF_SIZE_8KiB - 1;
+ /* To support jumbo frames */
+ p->des01.erx.buffer2_size = BUF_SIZE_8KiB - 1;
+ if (i == ring_size - 1)
+ p->des01.erx.end_ring = 1;
+ if (disable_rx_ic)
+ p->des01.erx.disable_ic = 1;
+ p++;
+ }
+ return;
+}
+
+static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+{
+ int i;
+
+ for (i = 0; i < ring_size; i++) {
+ p->des01.etx.own = 0;
+ if (i == ring_size - 1)
+ p->des01.etx.end_ring = 1;
+ p++;
+ }
+
+ return;
+}
+
+static int gmac_get_tx_owner(struct dma_desc *p)
+{
+ return p->des01.etx.own;
+}
+
+static int gmac_get_rx_owner(struct dma_desc *p)
+{
+ return p->des01.erx.own;
+}
+
+static void gmac_set_tx_owner(struct dma_desc *p)
+{
+ p->des01.etx.own = 1;
+}
+
+static void gmac_set_rx_owner(struct dma_desc *p)
+{
+ p->des01.erx.own = 1;
+}
+
+static int gmac_get_tx_ls(struct dma_desc *p)
+{
+ return p->des01.etx.last_segment;
+}
+
+static void gmac_release_tx_desc(struct dma_desc *p)
+{
+ int ter = p->des01.etx.end_ring;
+
+ memset(p, 0, sizeof(struct dma_desc));
+ p->des01.etx.end_ring = ter;
+
+ return;
+}
+
+static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+ int csum_flag)
+{
+ p->des01.etx.first_segment = is_fs;
+ if (unlikely(len > BUF_SIZE_4KiB)) {
+ p->des01.etx.buffer1_size = BUF_SIZE_4KiB;
+ p->des01.etx.buffer2_size = len - BUF_SIZE_4KiB;
+ } else {
+ p->des01.etx.buffer1_size = len;
+ }
+ if (likely(csum_flag))
+ p->des01.etx.checksum_insertion = cic_full;
+}
+
+static void gmac_clear_tx_ic(struct dma_desc *p)
+{
+ p->des01.etx.interrupt = 0;
+}
+
+static void gmac_close_tx_desc(struct dma_desc *p)
+{
+ p->des01.etx.last_segment = 1;
+ p->des01.etx.interrupt = 1;
+}
+
+static int gmac_get_rx_frame_len(struct dma_desc *p)
+{
+ return p->des01.erx.frame_length;
+}
+
+struct stmmac_ops gmac_driver = {
+ .core_init = gmac_core_init,
+ .dump_mac_regs = gmac_dump_regs,
+ .dma_init = gmac_dma_init,
+ .dump_dma_regs = gmac_dump_dma_regs,
+ .dma_mode = gmac_dma_operation_mode,
+ .dma_diagnostic_fr = gmac_dma_diagnostic_fr,
+ .tx_status = gmac_get_tx_frame_status,
+ .rx_status = gmac_get_rx_frame_status,
+ .get_tx_len = gmac_get_tx_len,
+ .set_filter = gmac_set_filter,
+ .flow_ctrl = gmac_flow_ctrl,
+ .pmt = gmac_pmt,
+ .init_rx_desc = gmac_init_rx_desc,
+ .init_tx_desc = gmac_init_tx_desc,
+ .get_tx_owner = gmac_get_tx_owner,
+ .get_rx_owner = gmac_get_rx_owner,
+ .release_tx_desc = gmac_release_tx_desc,
+ .prepare_tx_desc = gmac_prepare_tx_desc,
+ .clear_tx_ic = gmac_clear_tx_ic,
+ .close_tx_desc = gmac_close_tx_desc,
+ .get_tx_ls = gmac_get_tx_ls,
+ .set_tx_owner = gmac_set_tx_owner,
+ .set_rx_owner = gmac_set_rx_owner,
+ .get_rx_frame_len = gmac_get_rx_frame_len,
+ .host_irq_status = gmac_irq_status,
+ .set_umac_addr = gmac_set_umac_addr,
+ .get_umac_addr = gmac_get_umac_addr,
+};
+
+struct mac_device_info *gmac_setup(unsigned long ioaddr)
+{
+ struct mac_device_info *mac;
+ u32 uid = readl(ioaddr + GMAC_VERSION);
+
+ pr_info("\tGMAC - user ID: 0x%x, Synopsys ID: 0x%x\n",
+ ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff));
+
+ mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+
+ mac->ops = &gmac_driver;
+ mac->hw.pmt = PMT_SUPPORTED;
+ mac->hw.link.port = GMAC_CONTROL_PS;
+ mac->hw.link.duplex = GMAC_CONTROL_DM;
+ mac->hw.link.speed = GMAC_CONTROL_FES;
+ mac->hw.mii.addr = GMAC_MII_ADDR;
+ mac->hw.mii.data = GMAC_MII_DATA;
+
+ return mac;
+}
diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/gmac.h
new file mode 100644
index 00000000000..684a363120a
--- /dev/null
+++ b/drivers/net/stmmac/gmac.h
@@ -0,0 +1,204 @@
+/*******************************************************************************
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#define GMAC_CONTROL 0x00000000 /* Configuration */
+#define GMAC_FRAME_FILTER 0x00000004 /* Frame Filter */
+#define GMAC_HASH_HIGH 0x00000008 /* Multicast Hash Table High */
+#define GMAC_HASH_LOW 0x0000000c /* Multicast Hash Table Low */
+#define GMAC_MII_ADDR 0x00000010 /* MII Address */
+#define GMAC_MII_DATA 0x00000014 /* MII Data */
+#define GMAC_FLOW_CTRL 0x00000018 /* Flow Control */
+#define GMAC_VLAN_TAG 0x0000001c /* VLAN Tag */
+#define GMAC_VERSION 0x00000020 /* GMAC CORE Version */
+#define GMAC_WAKEUP_FILTER 0x00000028 /* Wake-up Frame Filter */
+
+#define GMAC_INT_STATUS 0x00000038 /* interrupt status register */
+enum gmac_irq_status {
+ time_stamp_irq = 0x0200,
+ mmc_rx_csum_offload_irq = 0x0080,
+ mmc_tx_irq = 0x0040,
+ mmc_rx_irq = 0x0020,
+ mmc_irq = 0x0010,
+ pmt_irq = 0x0008,
+ pcs_ane_irq = 0x0004,
+ pcs_link_irq = 0x0002,
+ rgmii_irq = 0x0001,
+};
+#define GMAC_INT_MASK 0x0000003c /* interrupt mask register */
+
+/* PMT Control and Status */
+#define GMAC_PMT 0x0000002c
+enum power_event {
+ pointer_reset = 0x80000000,
+ global_unicast = 0x00000200,
+ wake_up_rx_frame = 0x00000040,
+ magic_frame = 0x00000020,
+ wake_up_frame_en = 0x00000004,
+ magic_pkt_en = 0x00000002,
+ power_down = 0x00000001,
+};
+
+/* GMAC HW ADDR regs */
+#define GMAC_ADDR_HIGH(reg) (0x00000040+(reg * 8))
+#define GMAC_ADDR_LOW(reg) (0x00000044+(reg * 8))
+#define GMAC_MAX_UNICAST_ADDRESSES 16
+
+#define GMAC_AN_CTRL 0x000000c0 /* AN control */
+#define GMAC_AN_STATUS 0x000000c4 /* AN status */
+#define GMAC_ANE_ADV 0x000000c8 /* Auto-Neg. Advertisement */
+#define GMAC_ANE_LINK 0x000000cc /* Auto-Neg. link partener ability */
+#define GMAC_ANE_EXP 0x000000d0 /* ANE expansion */
+#define GMAC_TBI 0x000000d4 /* TBI extend status */
+#define GMAC_GMII_STATUS 0x000000d8 /* S/R-GMII status */
+
+/* GMAC Configuration defines */
+#define GMAC_CONTROL_TC 0x01000000 /* Transmit Conf. in RGMII/SGMII */
+#define GMAC_CONTROL_WD 0x00800000 /* Disable Watchdog on receive */
+#define GMAC_CONTROL_JD 0x00400000 /* Jabber disable */
+#define GMAC_CONTROL_BE 0x00200000 /* Frame Burst Enable */
+#define GMAC_CONTROL_JE 0x00100000 /* Jumbo frame */
+enum inter_frame_gap {
+ GMAC_CONTROL_IFG_88 = 0x00040000,
+ GMAC_CONTROL_IFG_80 = 0x00020000,
+ GMAC_CONTROL_IFG_40 = 0x000e0000,
+};
+#define GMAC_CONTROL_DCRS 0x00010000 /* Disable carrier sense during tx */
+#define GMAC_CONTROL_PS 0x00008000 /* Port Select 0:GMI 1:MII */
+#define GMAC_CONTROL_FES 0x00004000 /* Speed 0:10 1:100 */
+#define GMAC_CONTROL_DO 0x00002000 /* Disable Rx Own */
+#define GMAC_CONTROL_LM 0x00001000 /* Loop-back mode */
+#define GMAC_CONTROL_DM 0x00000800 /* Duplex Mode */
+#define GMAC_CONTROL_IPC 0x00000400 /* Checksum Offload */
+#define GMAC_CONTROL_DR 0x00000200 /* Disable Retry */
+#define GMAC_CONTROL_LUD 0x00000100 /* Link up/down */
+#define GMAC_CONTROL_ACS 0x00000080 /* Automatic Pad Stripping */
+#define GMAC_CONTROL_DC 0x00000010 /* Deferral Check */
+#define GMAC_CONTROL_TE 0x00000008 /* Transmitter Enable */
+#define GMAC_CONTROL_RE 0x00000004 /* Receiver Enable */
+
+#define GMAC_CORE_INIT (GMAC_CONTROL_JD | GMAC_CONTROL_PS | GMAC_CONTROL_ACS | \
+ GMAC_CONTROL_IPC | GMAC_CONTROL_JE | GMAC_CONTROL_BE)
+
+/* GMAC Frame Filter defines */
+#define GMAC_FRAME_FILTER_PR 0x00000001 /* Promiscuous Mode */
+#define GMAC_FRAME_FILTER_HUC 0x00000002 /* Hash Unicast */
+#define GMAC_FRAME_FILTER_HMC 0x00000004 /* Hash Multicast */
+#define GMAC_FRAME_FILTER_DAIF 0x00000008 /* DA Inverse Filtering */
+#define GMAC_FRAME_FILTER_PM 0x00000010 /* Pass all multicast */
+#define GMAC_FRAME_FILTER_DBF 0x00000020 /* Disable Broadcast frames */
+#define GMAC_FRAME_FILTER_SAIF 0x00000100 /* Inverse Filtering */
+#define GMAC_FRAME_FILTER_SAF 0x00000200 /* Source Address Filter */
+#define GMAC_FRAME_FILTER_HPF 0x00000400 /* Hash or perfect Filter */
+#define GMAC_FRAME_FILTER_RA 0x80000000 /* Receive all mode */
+/* GMII ADDR defines */
+#define GMAC_MII_ADDR_WRITE 0x00000002 /* MII Write */
+#define GMAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */
+/* GMAC FLOW CTRL defines */
+#define GMAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */
+#define GMAC_FLOW_CTRL_PT_SHIFT 16
+#define GMAC_FLOW_CTRL_RFE 0x00000004 /* Rx Flow Control Enable */
+#define GMAC_FLOW_CTRL_TFE 0x00000002 /* Tx Flow Control Enable */
+#define GMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */
+
+/*--- DMA BLOCK defines ---*/
+/* DMA Bus Mode register defines */
+#define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */
+#define DMA_BUS_MODE_DA 0x00000002 /* Arbitration scheme */
+#define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */
+#define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */
+/* Programmable burst length (passed thorugh platform)*/
+#define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */
+#define DMA_BUS_MODE_PBL_SHIFT 8
+
+enum rx_tx_priority_ratio {
+ double_ratio = 0x00004000, /*2:1 */
+ triple_ratio = 0x00008000, /*3:1 */
+ quadruple_ratio = 0x0000c000, /*4:1 */
+};
+
+#define DMA_BUS_MODE_FB 0x00010000 /* Fixed burst */
+#define DMA_BUS_MODE_RPBL_MASK 0x003e0000 /* Rx-Programmable Burst Len */
+#define DMA_BUS_MODE_RPBL_SHIFT 17
+#define DMA_BUS_MODE_USP 0x00800000
+#define DMA_BUS_MODE_4PBL 0x01000000
+#define DMA_BUS_MODE_AAL 0x02000000
+
+/* DMA CRS Control and Status Register Mapping */
+#define DMA_HOST_TX_DESC 0x00001048 /* Current Host Tx descriptor */
+#define DMA_HOST_RX_DESC 0x0000104c /* Current Host Rx descriptor */
+/* DMA Bus Mode register defines */
+#define DMA_BUS_PR_RATIO_MASK 0x0000c000 /* Rx/Tx priority ratio */
+#define DMA_BUS_PR_RATIO_SHIFT 14
+#define DMA_BUS_FB 0x00010000 /* Fixed Burst */
+
+/* DMA operation mode defines (start/stop tx/rx are placed in common header)*/
+#define DMA_CONTROL_DT 0x04000000 /* Disable Drop TCP/IP csum error */
+#define DMA_CONTROL_RSF 0x02000000 /* Receive Store and Forward */
+#define DMA_CONTROL_DFF 0x01000000 /* Disaable flushing */
+/* Theshold for Activating the FC */
+enum rfa {
+ act_full_minus_1 = 0x00800000,
+ act_full_minus_2 = 0x00800200,
+ act_full_minus_3 = 0x00800400,
+ act_full_minus_4 = 0x00800600,
+};
+/* Theshold for Deactivating the FC */
+enum rfd {
+ deac_full_minus_1 = 0x00400000,
+ deac_full_minus_2 = 0x00400800,
+ deac_full_minus_3 = 0x00401000,
+ deac_full_minus_4 = 0x00401800,
+};
+#define DMA_CONTROL_TSF 0x00200000 /* Transmit Store and Forward */
+#define DMA_CONTROL_FTF 0x00100000 /* Flush transmit FIFO */
+
+enum ttc_control {
+ DMA_CONTROL_TTC_64 = 0x00000000,
+ DMA_CONTROL_TTC_128 = 0x00004000,
+ DMA_CONTROL_TTC_192 = 0x00008000,
+ DMA_CONTROL_TTC_256 = 0x0000c000,
+ DMA_CONTROL_TTC_40 = 0x00010000,
+ DMA_CONTROL_TTC_32 = 0x00014000,
+ DMA_CONTROL_TTC_24 = 0x00018000,
+ DMA_CONTROL_TTC_16 = 0x0001c000,
+};
+#define DMA_CONTROL_TC_TX_MASK 0xfffe3fff
+
+#define DMA_CONTROL_EFC 0x00000100
+#define DMA_CONTROL_FEF 0x00000080
+#define DMA_CONTROL_FUF 0x00000040
+
+enum rtc_control {
+ DMA_CONTROL_RTC_64 = 0x00000000,
+ DMA_CONTROL_RTC_32 = 0x00000008,
+ DMA_CONTROL_RTC_96 = 0x00000010,
+ DMA_CONTROL_RTC_128 = 0x00000018,
+};
+#define DMA_CONTROL_TC_RX_MASK 0xffffffe7
+
+#define DMA_CONTROL_OSF 0x00000004 /* Operate on second frame */
+
+/* MMC registers offset */
+#define GMAC_MMC_CTRL 0x100
+#define GMAC_MMC_RX_INTR 0x104
+#define GMAC_MMC_TX_INTR 0x108
+#define GMAC_MMC_RX_CSUM_OFFLOAD 0x208
diff --git a/drivers/net/stmmac/mac100.c b/drivers/net/stmmac/mac100.c
new file mode 100644
index 00000000000..625171b6062
--- /dev/null
+++ b/drivers/net/stmmac/mac100.c
@@ -0,0 +1,517 @@
+/*******************************************************************************
+ This is the driver for the MAC 10/100 on-chip Ethernet controller
+ currently tested on all the ST boards based on STb7109 and stx7200 SoCs.
+
+ DWC Ether MAC 10/100 Universal version 4.0 has been used for developing
+ this code.
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "common.h"
+#include "mac100.h"
+
+#undef MAC100_DEBUG
+/*#define MAC100_DEBUG*/
+#ifdef MAC100_DEBUG
+#define DBG(fmt, args...) printk(fmt, ## args)
+#else
+#define DBG(fmt, args...) do { } while (0)
+#endif
+
+static void mac100_core_init(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + MAC_CONTROL);
+
+ writel((value | MAC_CORE_INIT), ioaddr + MAC_CONTROL);
+
+#ifdef STMMAC_VLAN_TAG_USED
+ writel(ETH_P_8021Q, ioaddr + MAC_VLAN1);
+#endif
+ return;
+}
+
+static void mac100_dump_mac_regs(unsigned long ioaddr)
+{
+ pr_info("\t----------------------------------------------\n"
+ "\t MAC100 CSR (base addr = 0x%8x)\n"
+ "\t----------------------------------------------\n",
+ (unsigned int)ioaddr);
+ pr_info("\tcontrol reg (offset 0x%x): 0x%08x\n", MAC_CONTROL,
+ readl(ioaddr + MAC_CONTROL));
+ pr_info("\taddr HI (offset 0x%x): 0x%08x\n ", MAC_ADDR_HIGH,
+ readl(ioaddr + MAC_ADDR_HIGH));
+ pr_info("\taddr LO (offset 0x%x): 0x%08x\n", MAC_ADDR_LOW,
+ readl(ioaddr + MAC_ADDR_LOW));
+ pr_info("\tmulticast hash HI (offset 0x%x): 0x%08x\n",
+ MAC_HASH_HIGH, readl(ioaddr + MAC_HASH_HIGH));
+ pr_info("\tmulticast hash LO (offset 0x%x): 0x%08x\n",
+ MAC_HASH_LOW, readl(ioaddr + MAC_HASH_LOW));
+ pr_info("\tflow control (offset 0x%x): 0x%08x\n",
+ MAC_FLOW_CTRL, readl(ioaddr + MAC_FLOW_CTRL));
+ pr_info("\tVLAN1 tag (offset 0x%x): 0x%08x\n", MAC_VLAN1,
+ readl(ioaddr + MAC_VLAN1));
+ pr_info("\tVLAN2 tag (offset 0x%x): 0x%08x\n", MAC_VLAN2,
+ readl(ioaddr + MAC_VLAN2));
+ pr_info("\n\tMAC management counter registers\n");
+ pr_info("\t MMC crtl (offset 0x%x): 0x%08x\n",
+ MMC_CONTROL, readl(ioaddr + MMC_CONTROL));
+ pr_info("\t MMC High Interrupt (offset 0x%x): 0x%08x\n",
+ MMC_HIGH_INTR, readl(ioaddr + MMC_HIGH_INTR));
+ pr_info("\t MMC Low Interrupt (offset 0x%x): 0x%08x\n",
+ MMC_LOW_INTR, readl(ioaddr + MMC_LOW_INTR));
+ pr_info("\t MMC High Interrupt Mask (offset 0x%x): 0x%08x\n",
+ MMC_HIGH_INTR_MASK, readl(ioaddr + MMC_HIGH_INTR_MASK));
+ pr_info("\t MMC Low Interrupt Mask (offset 0x%x): 0x%08x\n",
+ MMC_LOW_INTR_MASK, readl(ioaddr + MMC_LOW_INTR_MASK));
+ return;
+}
+
+static int mac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
+ u32 dma_rx)
+{
+ u32 value = readl(ioaddr + DMA_BUS_MODE);
+ /* DMA SW reset */
+ value |= DMA_BUS_MODE_SFT_RESET;
+ writel(value, ioaddr + DMA_BUS_MODE);
+ do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET));
+
+ /* Enable Application Access by writing to DMA CSR0 */
+ writel(DMA_BUS_MODE_DEFAULT | (pbl << DMA_BUS_MODE_PBL_SHIFT),
+ ioaddr + DMA_BUS_MODE);
+
+ /* Mask interrupts by writing to CSR7 */
+ writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA);
+
+ /* The base address of the RX/TX descriptor lists must be written into
+ * DMA CSR3 and CSR4, respectively. */
+ writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR);
+ writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR);
+
+ return 0;
+}
+
+/* Store and Forward capability is not used at all..
+ * The transmit threshold can be programmed by
+ * setting the TTC bits in the DMA control register.*/
+static void mac100_dma_operation_mode(unsigned long ioaddr, int txmode,
+ int rxmode)
+{
+ u32 csr6 = readl(ioaddr + DMA_CONTROL);
+
+ if (txmode <= 32)
+ csr6 |= DMA_CONTROL_TTC_32;
+ else if (txmode <= 64)
+ csr6 |= DMA_CONTROL_TTC_64;
+ else
+ csr6 |= DMA_CONTROL_TTC_128;
+
+ writel(csr6, ioaddr + DMA_CONTROL);
+
+ return;
+}
+
+static void mac100_dump_dma_regs(unsigned long ioaddr)
+{
+ int i;
+
+ DBG(KERN_DEBUG "MAC100 DMA CSR \n");
+ for (i = 0; i < 9; i++)
+ pr_debug("\t CSR%d (offset 0x%x): 0x%08x\n", i,
+ (DMA_BUS_MODE + i * 4),
+ readl(ioaddr + DMA_BUS_MODE + i * 4));
+ DBG(KERN_DEBUG "\t CSR20 (offset 0x%x): 0x%08x\n",
+ DMA_CUR_TX_BUF_ADDR, readl(ioaddr + DMA_CUR_TX_BUF_ADDR));
+ DBG(KERN_DEBUG "\t CSR21 (offset 0x%x): 0x%08x\n",
+ DMA_CUR_RX_BUF_ADDR, readl(ioaddr + DMA_CUR_RX_BUF_ADDR));
+ return;
+}
+
+/* DMA controller has two counters to track the number of
+ the receive missed frames. */
+static void mac100_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
+ unsigned long ioaddr)
+{
+ struct net_device_stats *stats = (struct net_device_stats *)data;
+ u32 csr8 = readl(ioaddr + DMA_MISSED_FRAME_CTR);
+
+ if (unlikely(csr8)) {
+ if (csr8 & DMA_MISSED_FRAME_OVE) {
+ stats->rx_over_errors += 0x800;
+ x->rx_overflow_cntr += 0x800;
+ } else {
+ unsigned int ove_cntr;
+ ove_cntr = ((csr8 & DMA_MISSED_FRAME_OVE_CNTR) >> 17);
+ stats->rx_over_errors += ove_cntr;
+ x->rx_overflow_cntr += ove_cntr;
+ }
+
+ if (csr8 & DMA_MISSED_FRAME_OVE_M) {
+ stats->rx_missed_errors += 0xffff;
+ x->rx_missed_cntr += 0xffff;
+ } else {
+ unsigned int miss_f = (csr8 & DMA_MISSED_FRAME_M_CNTR);
+ stats->rx_missed_errors += miss_f;
+ x->rx_missed_cntr += miss_f;
+ }
+ }
+ return;
+}
+
+static int mac100_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p, unsigned long ioaddr)
+{
+ int ret = 0;
+ struct net_device_stats *stats = (struct net_device_stats *)data;
+
+ if (unlikely(p->des01.tx.error_summary)) {
+ if (unlikely(p->des01.tx.underflow_error)) {
+ x->tx_underflow++;
+ stats->tx_fifo_errors++;
+ }
+ if (unlikely(p->des01.tx.no_carrier)) {
+ x->tx_carrier++;
+ stats->tx_carrier_errors++;
+ }
+ if (unlikely(p->des01.tx.loss_carrier)) {
+ x->tx_losscarrier++;
+ stats->tx_carrier_errors++;
+ }
+ if (unlikely((p->des01.tx.excessive_deferral) ||
+ (p->des01.tx.excessive_collisions) ||
+ (p->des01.tx.late_collision)))
+ stats->collisions += p->des01.tx.collision_count;
+ ret = -1;
+ }
+ if (unlikely(p->des01.tx.heartbeat_fail)) {
+ x->tx_heartbeat++;
+ stats->tx_heartbeat_errors++;
+ ret = -1;
+ }
+ if (unlikely(p->des01.tx.deferred))
+ x->tx_deferred++;
+
+ return ret;
+}
+
+static int mac100_get_tx_len(struct dma_desc *p)
+{
+ return p->des01.tx.buffer1_size;
+}
+
+/* This function verifies if each incoming frame has some errors
+ * and, if required, updates the multicast statistics.
+ * In case of success, it returns csum_none becasue the device
+ * is not able to compute the csum in HW. */
+static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
+ struct dma_desc *p)
+{
+ int ret = csum_none;
+ struct net_device_stats *stats = (struct net_device_stats *)data;
+
+ if (unlikely(p->des01.rx.last_descriptor == 0)) {
+ pr_warning("mac100 Error: Oversized Ethernet "
+ "frame spanned multiple buffers\n");
+ stats->rx_length_errors++;
+ return discard_frame;
+ }
+
+ if (unlikely(p->des01.rx.error_summary)) {
+ if (unlikely(p->des01.rx.descriptor_error))
+ x->rx_desc++;
+ if (unlikely(p->des01.rx.partial_frame_error))
+ x->rx_partial++;
+ if (unlikely(p->des01.rx.run_frame))
+ x->rx_runt++;
+ if (unlikely(p->des01.rx.frame_too_long))
+ x->rx_toolong++;
+ if (unlikely(p->des01.rx.collision)) {
+ x->rx_collision++;
+ stats->collisions++;
+ }
+ if (unlikely(p->des01.rx.crc_error)) {
+ x->rx_crc++;
+ stats->rx_crc_errors++;
+ }
+ ret = discard_frame;
+ }
+ if (unlikely(p->des01.rx.dribbling))
+ ret = discard_frame;
+
+ if (unlikely(p->des01.rx.length_error)) {
+ x->rx_lenght++;
+ ret = discard_frame;
+ }
+ if (unlikely(p->des01.rx.mii_error)) {
+ x->rx_mii++;
+ ret = discard_frame;
+ }
+ if (p->des01.rx.multicast_frame) {
+ x->rx_multicast++;
+ stats->multicast++;
+ }
+ return ret;
+}
+
+static void mac100_irq_status(unsigned long ioaddr)
+{
+ return;
+}
+
+static void mac100_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n)
+{
+ stmmac_set_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
+}
+
+static void mac100_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+ unsigned int reg_n)
+{
+ stmmac_get_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
+}
+
+static void mac100_set_filter(struct net_device *dev)
+{
+ unsigned long ioaddr = dev->base_addr;
+ u32 value = readl(ioaddr + MAC_CONTROL);
+
+ if (dev->flags & IFF_PROMISC) {
+ value |= MAC_CONTROL_PR;
+ value &= ~(MAC_CONTROL_PM | MAC_CONTROL_IF | MAC_CONTROL_HO |
+ MAC_CONTROL_HP);
+ } else if ((dev->mc_count > HASH_TABLE_SIZE)
+ || (dev->flags & IFF_ALLMULTI)) {
+ value |= MAC_CONTROL_PM;
+ value &= ~(MAC_CONTROL_PR | MAC_CONTROL_IF | MAC_CONTROL_HO);
+ writel(0xffffffff, ioaddr + MAC_HASH_HIGH);
+ writel(0xffffffff, ioaddr + MAC_HASH_LOW);
+ } else if (dev->mc_count == 0) { /* no multicast */
+ value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF |
+ MAC_CONTROL_HO | MAC_CONTROL_HP);
+ } else {
+ int i;
+ u32 mc_filter[2];
+ struct dev_mc_list *mclist;
+
+ /* Perfect filter mode for physical address and Hash
+ filter for multicast */
+ value |= MAC_CONTROL_HP;
+ value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF
+ | MAC_CONTROL_HO);
+
+ memset(mc_filter, 0, sizeof(mc_filter));
+ for (i = 0, mclist = dev->mc_list;
+ mclist && i < dev->mc_count; i++, mclist = mclist->next) {
+ /* The upper 6 bits of the calculated CRC are used to
+ * index the contens of the hash table */
+ int bit_nr =
+ ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+ /* The most significant bit determines the register to
+ * use (H/L) while the other 5 bits determine the bit
+ * within the register. */
+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+ }
+ writel(mc_filter[0], ioaddr + MAC_HASH_LOW);
+ writel(mc_filter[1], ioaddr + MAC_HASH_HIGH);
+ }
+
+ writel(value, ioaddr + MAC_CONTROL);
+
+ DBG(KERN_INFO "%s: CTRL reg: 0x%08x Hash regs: "
+ "HI 0x%08x, LO 0x%08x\n",
+ __func__, readl(ioaddr + MAC_CONTROL),
+ readl(ioaddr + MAC_HASH_HIGH), readl(ioaddr + MAC_HASH_LOW));
+ return;
+}
+
+static void mac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+ unsigned int fc, unsigned int pause_time)
+{
+ unsigned int flow = MAC_FLOW_CTRL_ENABLE;
+
+ if (duplex)
+ flow |= (pause_time << MAC_FLOW_CTRL_PT_SHIFT);
+ writel(flow, ioaddr + MAC_FLOW_CTRL);
+
+ return;
+}
+
+/* No PMT module supported in our SoC for the Ethernet Controller. */
+static void mac100_pmt(unsigned long ioaddr, unsigned long mode)
+{
+ return;
+}
+
+static void mac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+ int disable_rx_ic)
+{
+ int i;
+ for (i = 0; i < ring_size; i++) {
+ p->des01.rx.own = 1;
+ p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1;
+ if (i == ring_size - 1)
+ p->des01.rx.end_ring = 1;
+ if (disable_rx_ic)
+ p->des01.rx.disable_ic = 1;
+ p++;
+ }
+ return;
+}
+
+static void mac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+{
+ int i;
+ for (i = 0; i < ring_size; i++) {
+ p->des01.tx.own = 0;
+ if (i == ring_size - 1)
+ p->des01.tx.end_ring = 1;
+ p++;
+ }
+ return;
+}
+
+static int mac100_get_tx_owner(struct dma_desc *p)
+{
+ return p->des01.tx.own;
+}
+
+static int mac100_get_rx_owner(struct dma_desc *p)
+{
+ return p->des01.rx.own;
+}
+
+static void mac100_set_tx_owner(struct dma_desc *p)
+{
+ p->des01.tx.own = 1;
+}
+
+static void mac100_set_rx_owner(struct dma_desc *p)
+{
+ p->des01.rx.own = 1;
+}
+
+static int mac100_get_tx_ls(struct dma_desc *p)
+{
+ return p->des01.tx.last_segment;
+}
+
+static void mac100_release_tx_desc(struct dma_desc *p)
+{
+ int ter = p->des01.tx.end_ring;
+
+ /* clean field used within the xmit */
+ p->des01.tx.first_segment = 0;
+ p->des01.tx.last_segment = 0;
+ p->des01.tx.buffer1_size = 0;
+
+ /* clean status reported */
+ p->des01.tx.error_summary = 0;
+ p->des01.tx.underflow_error = 0;
+ p->des01.tx.no_carrier = 0;
+ p->des01.tx.loss_carrier = 0;
+ p->des01.tx.excessive_deferral = 0;
+ p->des01.tx.excessive_collisions = 0;
+ p->des01.tx.late_collision = 0;
+ p->des01.tx.heartbeat_fail = 0;
+ p->des01.tx.deferred = 0;
+
+ /* set termination field */
+ p->des01.tx.end_ring = ter;
+
+ return;
+}
+
+static void mac100_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+ int csum_flag)
+{
+ p->des01.tx.first_segment = is_fs;
+ p->des01.tx.buffer1_size = len;
+}
+
+static void mac100_clear_tx_ic(struct dma_desc *p)
+{
+ p->des01.tx.interrupt = 0;
+}
+
+static void mac100_close_tx_desc(struct dma_desc *p)
+{
+ p->des01.tx.last_segment = 1;
+ p->des01.tx.interrupt = 1;
+}
+
+static int mac100_get_rx_frame_len(struct dma_desc *p)
+{
+ return p->des01.rx.frame_length;
+}
+
+struct stmmac_ops mac100_driver = {
+ .core_init = mac100_core_init,
+ .dump_mac_regs = mac100_dump_mac_regs,
+ .dma_init = mac100_dma_init,
+ .dump_dma_regs = mac100_dump_dma_regs,
+ .dma_mode = mac100_dma_operation_mode,
+ .dma_diagnostic_fr = mac100_dma_diagnostic_fr,
+ .tx_status = mac100_get_tx_frame_status,
+ .rx_status = mac100_get_rx_frame_status,
+ .get_tx_len = mac100_get_tx_len,
+ .set_filter = mac100_set_filter,
+ .flow_ctrl = mac100_flow_ctrl,
+ .pmt = mac100_pmt,
+ .init_rx_desc = mac100_init_rx_desc,
+ .init_tx_desc = mac100_init_tx_desc,
+ .get_tx_owner = mac100_get_tx_owner,
+ .get_rx_owner = mac100_get_rx_owner,
+ .release_tx_desc = mac100_release_tx_desc,
+ .prepare_tx_desc = mac100_prepare_tx_desc,
+ .clear_tx_ic = mac100_clear_tx_ic,
+ .close_tx_desc = mac100_close_tx_desc,
+ .get_tx_ls = mac100_get_tx_ls,
+ .set_tx_owner = mac100_set_tx_owner,
+ .set_rx_owner = mac100_set_rx_owner,
+ .get_rx_frame_len = mac100_get_rx_frame_len,
+ .host_irq_status = mac100_irq_status,
+ .set_umac_addr = mac100_set_umac_addr,
+ .get_umac_addr = mac100_get_umac_addr,
+};
+
+struct mac_device_info *mac100_setup(unsigned long ioaddr)
+{
+ struct mac_device_info *mac;
+
+ mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+
+ pr_info("\tMAC 10/100\n");
+
+ mac->ops = &mac100_driver;
+ mac->hw.pmt = PMT_NOT_SUPPORTED;
+ mac->hw.link.port = MAC_CONTROL_PS;
+ mac->hw.link.duplex = MAC_CONTROL_F;
+ mac->hw.link.speed = 0;
+ mac->hw.mii.addr = MAC_MII_ADDR;
+ mac->hw.mii.data = MAC_MII_DATA;
+
+ return mac;
+}
diff --git a/drivers/net/stmmac/mac100.h b/drivers/net/stmmac/mac100.h
new file mode 100644
index 00000000000..0f8f110d004
--- /dev/null
+++ b/drivers/net/stmmac/mac100.h
@@ -0,0 +1,116 @@
+/*******************************************************************************
+ MAC 10/100 Header File
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+/*----------------------------------------------------------------------------
+ * MAC BLOCK defines
+ *---------------------------------------------------------------------------*/
+/* MAC CSR offset */
+#define MAC_CONTROL 0x00000000 /* MAC Control */
+#define MAC_ADDR_HIGH 0x00000004 /* MAC Address High */
+#define MAC_ADDR_LOW 0x00000008 /* MAC Address Low */
+#define MAC_HASH_HIGH 0x0000000c /* Multicast Hash Table High */
+#define MAC_HASH_LOW 0x00000010 /* Multicast Hash Table Low */
+#define MAC_MII_ADDR 0x00000014 /* MII Address */
+#define MAC_MII_DATA 0x00000018 /* MII Data */
+#define MAC_FLOW_CTRL 0x0000001c /* Flow Control */
+#define MAC_VLAN1 0x00000020 /* VLAN1 Tag */
+#define MAC_VLAN2 0x00000024 /* VLAN2 Tag */
+
+/* MAC CTRL defines */
+#define MAC_CONTROL_RA 0x80000000 /* Receive All Mode */
+#define MAC_CONTROL_BLE 0x40000000 /* Endian Mode */
+#define MAC_CONTROL_HBD 0x10000000 /* Heartbeat Disable */
+#define MAC_CONTROL_PS 0x08000000 /* Port Select */
+#define MAC_CONTROL_DRO 0x00800000 /* Disable Receive Own */
+#define MAC_CONTROL_EXT_LOOPBACK 0x00400000 /* Reserved (ext loopback?) */
+#define MAC_CONTROL_OM 0x00200000 /* Loopback Operating Mode */
+#define MAC_CONTROL_F 0x00100000 /* Full Duplex Mode */
+#define MAC_CONTROL_PM 0x00080000 /* Pass All Multicast */
+#define MAC_CONTROL_PR 0x00040000 /* Promiscuous Mode */
+#define MAC_CONTROL_IF 0x00020000 /* Inverse Filtering */
+#define MAC_CONTROL_PB 0x00010000 /* Pass Bad Frames */
+#define MAC_CONTROL_HO 0x00008000 /* Hash Only Filtering Mode */
+#define MAC_CONTROL_HP 0x00002000 /* Hash/Perfect Filtering Mode */
+#define MAC_CONTROL_LCC 0x00001000 /* Late Collision Control */
+#define MAC_CONTROL_DBF 0x00000800 /* Disable Broadcast Frames */
+#define MAC_CONTROL_DRTY 0x00000400 /* Disable Retry */
+#define MAC_CONTROL_ASTP 0x00000100 /* Automatic Pad Stripping */
+#define MAC_CONTROL_BOLMT_10 0x00000000 /* Back Off Limit 10 */
+#define MAC_CONTROL_BOLMT_8 0x00000040 /* Back Off Limit 8 */
+#define MAC_CONTROL_BOLMT_4 0x00000080 /* Back Off Limit 4 */
+#define MAC_CONTROL_BOLMT_1 0x000000c0 /* Back Off Limit 1 */
+#define MAC_CONTROL_DC 0x00000020 /* Deferral Check */
+#define MAC_CONTROL_TE 0x00000008 /* Transmitter Enable */
+#define MAC_CONTROL_RE 0x00000004 /* Receiver Enable */
+
+#define MAC_CORE_INIT (MAC_CONTROL_HBD | MAC_CONTROL_ASTP)
+
+/* MAC FLOW CTRL defines */
+#define MAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */
+#define MAC_FLOW_CTRL_PT_SHIFT 16
+#define MAC_FLOW_CTRL_PASS 0x00000004 /* Pass Control Frames */
+#define MAC_FLOW_CTRL_ENABLE 0x00000002 /* Flow Control Enable */
+#define MAC_FLOW_CTRL_PAUSE 0x00000001 /* Flow Control Busy ... */
+
+/* MII ADDR defines */
+#define MAC_MII_ADDR_WRITE 0x00000002 /* MII Write */
+#define MAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */
+
+/*----------------------------------------------------------------------------
+ * DMA BLOCK defines
+ *---------------------------------------------------------------------------*/
+
+/* DMA Bus Mode register defines */
+#define DMA_BUS_MODE_DBO 0x00100000 /* Descriptor Byte Ordering */
+#define DMA_BUS_MODE_BLE 0x00000080 /* Big Endian/Little Endian */
+#define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */
+#define DMA_BUS_MODE_PBL_SHIFT 8
+#define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */
+#define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */
+#define DMA_BUS_MODE_BAR_BUS 0x00000002 /* Bar-Bus Arbitration */
+#define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */
+#define DMA_BUS_MODE_DEFAULT 0x00000000
+
+/* DMA Control register defines */
+#define DMA_CONTROL_SF 0x00200000 /* Store And Forward */
+
+/* Transmit Threshold Control */
+enum ttc_control {
+ DMA_CONTROL_TTC_DEFAULT = 0x00000000, /* Threshold is 32 DWORDS */
+ DMA_CONTROL_TTC_64 = 0x00004000, /* Threshold is 64 DWORDS */
+ DMA_CONTROL_TTC_128 = 0x00008000, /* Threshold is 128 DWORDS */
+ DMA_CONTROL_TTC_256 = 0x0000c000, /* Threshold is 256 DWORDS */
+ DMA_CONTROL_TTC_18 = 0x00400000, /* Threshold is 18 DWORDS */
+ DMA_CONTROL_TTC_24 = 0x00404000, /* Threshold is 24 DWORDS */
+ DMA_CONTROL_TTC_32 = 0x00408000, /* Threshold is 32 DWORDS */
+ DMA_CONTROL_TTC_40 = 0x0040c000, /* Threshold is 40 DWORDS */
+ DMA_CONTROL_SE = 0x00000008, /* Stop On Empty */
+ DMA_CONTROL_OSF = 0x00000004, /* Operate On 2nd Frame */
+};
+
+/* STMAC110 DMA Missed Frame Counter register defines */
+#define DMA_MISSED_FRAME_OVE 0x10000000 /* FIFO Overflow Overflow */
+#define DMA_MISSED_FRAME_OVE_CNTR 0x0ffe0000 /* Overflow Frame Counter */
+#define DMA_MISSED_FRAME_OVE_M 0x00010000 /* Missed Frame Overflow */
+#define DMA_MISSED_FRAME_M_CNTR 0x0000ffff /* Missed Frame Couinter */
diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h
new file mode 100644
index 00000000000..6d2eae3040e
--- /dev/null
+++ b/drivers/net/stmmac/stmmac.h
@@ -0,0 +1,98 @@
+/*******************************************************************************
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#define DRV_MODULE_VERSION "Oct_09"
+
+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+#define STMMAC_VLAN_TAG_USED
+#include <linux/if_vlan.h>
+#endif
+
+#include "common.h"
+#ifdef CONFIG_STMMAC_TIMER
+#include "stmmac_timer.h"
+#endif
+
+struct stmmac_priv {
+ /* Frequently used values are kept adjacent for cache effect */
+ struct dma_desc *dma_tx ____cacheline_aligned;
+ dma_addr_t dma_tx_phy;
+ struct sk_buff **tx_skbuff;
+ unsigned int cur_tx;
+ unsigned int dirty_tx;
+ unsigned int dma_tx_size;
+ int tx_coe;
+ int tx_coalesce;
+
+ struct dma_desc *dma_rx ;
+ unsigned int cur_rx;
+ unsigned int dirty_rx;
+ struct sk_buff **rx_skbuff;
+ dma_addr_t *rx_skbuff_dma;
+ struct sk_buff_head rx_recycle;
+
+ struct net_device *dev;
+ int is_gmac;
+ dma_addr_t dma_rx_phy;
+ unsigned int dma_rx_size;
+ int rx_csum;
+ unsigned int dma_buf_sz;
+ struct device *device;
+ struct mac_device_info *mac_type;
+
+ struct stmmac_extra_stats xstats;
+ struct napi_struct napi;
+
+ phy_interface_t phy_interface;
+ int pbl;
+ int bus_id;
+ int phy_addr;
+ int phy_mask;
+ int (*phy_reset) (void *priv);
+ void (*fix_mac_speed) (void *priv, unsigned int speed);
+ void *bsp_priv;
+
+ int phy_irq;
+ struct phy_device *phydev;
+ int oldlink;
+ int speed;
+ int oldduplex;
+ unsigned int flow_ctrl;
+ unsigned int pause;
+ struct mii_bus *mii;
+
+ u32 msg_enable;
+ spinlock_t lock;
+ int wolopts;
+ int wolenabled;
+ int shutdown;
+#ifdef CONFIG_STMMAC_TIMER
+ struct stmmac_timer *tm;
+#endif
+#ifdef STMMAC_VLAN_TAG_USED
+ struct vlan_group *vlgrp;
+#endif
+};
+
+extern int stmmac_mdio_unregister(struct net_device *ndev);
+extern int stmmac_mdio_register(struct net_device *ndev);
+extern void stmmac_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/stmmac/stmmac_ethtool.c b/drivers/net/stmmac/stmmac_ethtool.c
new file mode 100644
index 00000000000..694ebe6a075
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_ethtool.c
@@ -0,0 +1,395 @@
+/*******************************************************************************
+ STMMAC Ethtool support
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+
+#define REG_SPACE_SIZE 0x1054
+#define MAC100_ETHTOOL_NAME "st_mac100"
+#define GMAC_ETHTOOL_NAME "st_gmac"
+
+struct stmmac_stats {
+ char stat_string[ETH_GSTRING_LEN];
+ int sizeof_stat;
+ int stat_offset;
+};
+
+#define STMMAC_STAT(m) \
+ { #m, FIELD_SIZEOF(struct stmmac_extra_stats, m), \
+ offsetof(struct stmmac_priv, xstats.m)}
+
+static const struct stmmac_stats stmmac_gstrings_stats[] = {
+ STMMAC_STAT(tx_underflow),
+ STMMAC_STAT(tx_carrier),
+ STMMAC_STAT(tx_losscarrier),
+ STMMAC_STAT(tx_heartbeat),
+ STMMAC_STAT(tx_deferred),
+ STMMAC_STAT(tx_vlan),
+ STMMAC_STAT(rx_vlan),
+ STMMAC_STAT(tx_jabber),
+ STMMAC_STAT(tx_frame_flushed),
+ STMMAC_STAT(tx_payload_error),
+ STMMAC_STAT(tx_ip_header_error),
+ STMMAC_STAT(rx_desc),
+ STMMAC_STAT(rx_partial),
+ STMMAC_STAT(rx_runt),
+ STMMAC_STAT(rx_toolong),
+ STMMAC_STAT(rx_collision),
+ STMMAC_STAT(rx_crc),
+ STMMAC_STAT(rx_lenght),
+ STMMAC_STAT(rx_mii),
+ STMMAC_STAT(rx_multicast),
+ STMMAC_STAT(rx_gmac_overflow),
+ STMMAC_STAT(rx_watchdog),
+ STMMAC_STAT(da_rx_filter_fail),
+ STMMAC_STAT(sa_rx_filter_fail),
+ STMMAC_STAT(rx_missed_cntr),
+ STMMAC_STAT(rx_overflow_cntr),
+ STMMAC_STAT(tx_undeflow_irq),
+ STMMAC_STAT(tx_process_stopped_irq),
+ STMMAC_STAT(tx_jabber_irq),
+ STMMAC_STAT(rx_overflow_irq),
+ STMMAC_STAT(rx_buf_unav_irq),
+ STMMAC_STAT(rx_process_stopped_irq),
+ STMMAC_STAT(rx_watchdog_irq),
+ STMMAC_STAT(tx_early_irq),
+ STMMAC_STAT(fatal_bus_error_irq),
+ STMMAC_STAT(threshold),
+ STMMAC_STAT(tx_pkt_n),
+ STMMAC_STAT(rx_pkt_n),
+ STMMAC_STAT(poll_n),
+ STMMAC_STAT(sched_timer_n),
+ STMMAC_STAT(normal_irq_n),
+};
+#define STMMAC_STATS_LEN ARRAY_SIZE(stmmac_gstrings_stats)
+
+void stmmac_ethtool_getdrvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ if (!priv->is_gmac)
+ strcpy(info->driver, MAC100_ETHTOOL_NAME);
+ else
+ strcpy(info->driver, GMAC_ETHTOOL_NAME);
+
+ strcpy(info->version, DRV_MODULE_VERSION);
+ info->fw_version[0] = '\0';
+ info->n_stats = STMMAC_STATS_LEN;
+ return;
+}
+
+int stmmac_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ struct phy_device *phy = priv->phydev;
+ int rc;
+ if (phy == NULL) {
+ pr_err("%s: %s: PHY is not registered\n",
+ __func__, dev->name);
+ return -ENODEV;
+ }
+ if (!netif_running(dev)) {
+ pr_err("%s: interface is disabled: we cannot track "
+ "link speed / duplex setting\n", dev->name);
+ return -EBUSY;
+ }
+ cmd->transceiver = XCVR_INTERNAL;
+ spin_lock_irq(&priv->lock);
+ rc = phy_ethtool_gset(phy, cmd);
+ spin_unlock_irq(&priv->lock);
+ return rc;
+}
+
+int stmmac_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ struct phy_device *phy = priv->phydev;
+ int rc;
+
+ spin_lock(&priv->lock);
+ rc = phy_ethtool_sset(phy, cmd);
+ spin_unlock(&priv->lock);
+
+ return rc;
+}
+
+u32 stmmac_ethtool_getmsglevel(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ return priv->msg_enable;
+}
+
+void stmmac_ethtool_setmsglevel(struct net_device *dev, u32 level)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ priv->msg_enable = level;
+
+}
+
+int stmmac_check_if_running(struct net_device *dev)
+{
+ if (!netif_running(dev))
+ return -EBUSY;
+ return 0;
+}
+
+int stmmac_ethtool_get_regs_len(struct net_device *dev)
+{
+ return REG_SPACE_SIZE;
+}
+
+void stmmac_ethtool_gregs(struct net_device *dev,
+ struct ethtool_regs *regs, void *space)
+{
+ int i;
+ u32 *reg_space = (u32 *) space;
+
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ memset(reg_space, 0x0, REG_SPACE_SIZE);
+
+ if (!priv->is_gmac) {
+ /* MAC registers */
+ for (i = 0; i < 12; i++)
+ reg_space[i] = readl(dev->base_addr + (i * 4));
+ /* DMA registers */
+ for (i = 0; i < 9; i++)
+ reg_space[i + 12] =
+ readl(dev->base_addr + (DMA_BUS_MODE + (i * 4)));
+ reg_space[22] = readl(dev->base_addr + DMA_CUR_TX_BUF_ADDR);
+ reg_space[23] = readl(dev->base_addr + DMA_CUR_RX_BUF_ADDR);
+ } else {
+ /* MAC registers */
+ for (i = 0; i < 55; i++)
+ reg_space[i] = readl(dev->base_addr + (i * 4));
+ /* DMA registers */
+ for (i = 0; i < 22; i++)
+ reg_space[i + 55] =
+ readl(dev->base_addr + (DMA_BUS_MODE + (i * 4)));
+ }
+
+ return;
+}
+
+int stmmac_ethtool_set_tx_csum(struct net_device *netdev, u32 data)
+{
+ if (data)
+ netdev->features |= NETIF_F_HW_CSUM;
+ else
+ netdev->features &= ~NETIF_F_HW_CSUM;
+
+ return 0;
+}
+
+u32 stmmac_ethtool_get_rx_csum(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ return priv->rx_csum;
+}
+
+static void
+stmmac_get_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ struct stmmac_priv *priv = netdev_priv(netdev);
+
+ spin_lock(&priv->lock);
+
+ pause->rx_pause = 0;
+ pause->tx_pause = 0;
+ pause->autoneg = priv->phydev->autoneg;
+
+ if (priv->flow_ctrl & FLOW_RX)
+ pause->rx_pause = 1;
+ if (priv->flow_ctrl & FLOW_TX)
+ pause->tx_pause = 1;
+
+ spin_unlock(&priv->lock);
+ return;
+}
+
+static int
+stmmac_set_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pause)
+{
+ struct stmmac_priv *priv = netdev_priv(netdev);
+ struct phy_device *phy = priv->phydev;
+ int new_pause = FLOW_OFF;
+ int ret = 0;
+
+ spin_lock(&priv->lock);
+
+ if (pause->rx_pause)
+ new_pause |= FLOW_RX;
+ if (pause->tx_pause)
+ new_pause |= FLOW_TX;
+
+ priv->flow_ctrl = new_pause;
+
+ if (phy->autoneg) {
+ if (netif_running(netdev)) {
+ struct ethtool_cmd cmd;
+ /* auto-negotiation automatically restarted */
+ cmd.cmd = ETHTOOL_NWAY_RST;
+ cmd.supported = phy->supported;
+ cmd.advertising = phy->advertising;
+ cmd.autoneg = phy->autoneg;
+ cmd.speed = phy->speed;
+ cmd.duplex = phy->duplex;
+ cmd.phy_address = phy->addr;
+ ret = phy_ethtool_sset(phy, &cmd);
+ }
+ } else {
+ unsigned long ioaddr = netdev->base_addr;
+ priv->mac_type->ops->flow_ctrl(ioaddr, phy->duplex,
+ priv->flow_ctrl, priv->pause);
+ }
+ spin_unlock(&priv->lock);
+ return ret;
+}
+
+static void stmmac_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *dummy, u64 *data)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned long ioaddr = dev->base_addr;
+ int i;
+
+ /* Update HW stats if supported */
+ priv->mac_type->ops->dma_diagnostic_fr(&dev->stats, &priv->xstats,
+ ioaddr);
+
+ for (i = 0; i < STMMAC_STATS_LEN; i++) {
+ char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset;
+ data[i] = (stmmac_gstrings_stats[i].sizeof_stat ==
+ sizeof(u64)) ? (*(u64 *)p) : (*(u32 *)p);
+ }
+
+ return;
+}
+
+static int stmmac_get_sset_count(struct net_device *netdev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return STMMAC_STATS_LEN;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void stmmac_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ int i;
+ u8 *p = data;
+
+ switch (stringset) {
+ case ETH_SS_STATS:
+ for (i = 0; i < STMMAC_STATS_LEN; i++) {
+ memcpy(p, stmmac_gstrings_stats[i].stat_string,
+ ETH_GSTRING_LEN);
+ p += ETH_GSTRING_LEN;
+ }
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+ return;
+}
+
+/* Currently only support WOL through Magic packet. */
+static void stmmac_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ spin_lock_irq(&priv->lock);
+ if (priv->wolenabled == PMT_SUPPORTED) {
+ wol->supported = WAKE_MAGIC;
+ wol->wolopts = priv->wolopts;
+ }
+ spin_unlock_irq(&priv->lock);
+}
+
+static int stmmac_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ u32 support = WAKE_MAGIC;
+
+ if (priv->wolenabled == PMT_NOT_SUPPORTED)
+ return -EINVAL;
+
+ if (wol->wolopts & ~support)
+ return -EINVAL;
+
+ if (wol->wolopts == 0)
+ device_set_wakeup_enable(priv->device, 0);
+ else
+ device_set_wakeup_enable(priv->device, 1);
+
+ spin_lock_irq(&priv->lock);
+ priv->wolopts = wol->wolopts;
+ spin_unlock_irq(&priv->lock);
+
+ return 0;
+}
+
+static struct ethtool_ops stmmac_ethtool_ops = {
+ .begin = stmmac_check_if_running,
+ .get_drvinfo = stmmac_ethtool_getdrvinfo,
+ .get_settings = stmmac_ethtool_getsettings,
+ .set_settings = stmmac_ethtool_setsettings,
+ .get_msglevel = stmmac_ethtool_getmsglevel,
+ .set_msglevel = stmmac_ethtool_setmsglevel,
+ .get_regs = stmmac_ethtool_gregs,
+ .get_regs_len = stmmac_ethtool_get_regs_len,
+ .get_link = ethtool_op_get_link,
+ .get_rx_csum = stmmac_ethtool_get_rx_csum,
+ .get_tx_csum = ethtool_op_get_tx_csum,
+ .set_tx_csum = stmmac_ethtool_set_tx_csum,
+ .get_sg = ethtool_op_get_sg,
+ .set_sg = ethtool_op_set_sg,
+ .get_pauseparam = stmmac_get_pauseparam,
+ .set_pauseparam = stmmac_set_pauseparam,
+ .get_ethtool_stats = stmmac_get_ethtool_stats,
+ .get_strings = stmmac_get_strings,
+ .get_wol = stmmac_get_wol,
+ .set_wol = stmmac_set_wol,
+ .get_sset_count = stmmac_get_sset_count,
+#ifdef NETIF_F_TSO
+ .get_tso = ethtool_op_get_tso,
+ .set_tso = ethtool_op_set_tso,
+#endif
+};
+
+void stmmac_set_ethtool_ops(struct net_device *netdev)
+{
+ SET_ETHTOOL_OPS(netdev, &stmmac_ethtool_ops);
+}
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
new file mode 100644
index 00000000000..c2f14dc9ba2
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -0,0 +1,2204 @@
+/*******************************************************************************
+ This is the driver for the ST MAC 10/100/1000 on-chip Ethernet controllers.
+ ST Ethernet IPs are built around a Synopsys IP Core.
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+
+ Documentation available at:
+ http://www.stlinux.com
+ Support available at:
+ https://bugzilla.stlinux.com/
+*******************************************************************************/
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/skbuff.h>
+#include <linux/ethtool.h>
+#include <linux/if_ether.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+#include <linux/if_vlan.h>
+#include <linux/dma-mapping.h>
+#include <linux/stm/soc.h>
+#include "stmmac.h"
+
+#define STMMAC_RESOURCE_NAME "stmmaceth"
+#define PHY_RESOURCE_NAME "stmmacphy"
+
+#undef STMMAC_DEBUG
+/*#define STMMAC_DEBUG*/
+#ifdef STMMAC_DEBUG
+#define DBG(nlevel, klevel, fmt, args...) \
+ ((void)(netif_msg_##nlevel(priv) && \
+ printk(KERN_##klevel fmt, ## args)))
+#else
+#define DBG(nlevel, klevel, fmt, args...) do { } while (0)
+#endif
+
+#undef STMMAC_RX_DEBUG
+/*#define STMMAC_RX_DEBUG*/
+#ifdef STMMAC_RX_DEBUG
+#define RX_DBG(fmt, args...) printk(fmt, ## args)
+#else
+#define RX_DBG(fmt, args...) do { } while (0)
+#endif
+
+#undef STMMAC_XMIT_DEBUG
+/*#define STMMAC_XMIT_DEBUG*/
+#ifdef STMMAC_TX_DEBUG
+#define TX_DBG(fmt, args...) printk(fmt, ## args)
+#else
+#define TX_DBG(fmt, args...) do { } while (0)
+#endif
+
+#define STMMAC_ALIGN(x) L1_CACHE_ALIGN(x)
+#define JUMBO_LEN 9000
+
+/* Module parameters */
+#define TX_TIMEO 5000 /* default 5 seconds */
+static int watchdog = TX_TIMEO;
+module_param(watchdog, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(watchdog, "Transmit timeout in milliseconds");
+
+static int debug = -1; /* -1: default, 0: no output, 16: all */
+module_param(debug, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Message Level (0: no output, 16: all)");
+
+static int phyaddr = -1;
+module_param(phyaddr, int, S_IRUGO);
+MODULE_PARM_DESC(phyaddr, "Physical device address");
+
+#define DMA_TX_SIZE 256
+static int dma_txsize = DMA_TX_SIZE;
+module_param(dma_txsize, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dma_txsize, "Number of descriptors in the TX list");
+
+#define DMA_RX_SIZE 256
+static int dma_rxsize = DMA_RX_SIZE;
+module_param(dma_rxsize, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dma_rxsize, "Number of descriptors in the RX list");
+
+static int flow_ctrl = FLOW_OFF;
+module_param(flow_ctrl, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(flow_ctrl, "Flow control ability [on/off]");
+
+static int pause = PAUSE_TIME;
+module_param(pause, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(pause, "Flow Control Pause Time");
+
+#define TC_DEFAULT 64
+static int tc = TC_DEFAULT;
+module_param(tc, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tc, "DMA threshold control value");
+
+#define RX_NO_COALESCE 1 /* Always interrupt on completion */
+#define TX_NO_COALESCE -1 /* No moderation by default */
+
+/* Pay attention to tune this parameter; take care of both
+ * hardware capability and network stabitily/performance impact.
+ * Many tests showed that ~4ms latency seems to be good enough. */
+#ifdef CONFIG_STMMAC_TIMER
+#define DEFAULT_PERIODIC_RATE 256
+static int tmrate = DEFAULT_PERIODIC_RATE;
+module_param(tmrate, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tmrate, "External timer freq. (default: 256Hz)");
+#endif
+
+#define DMA_BUFFER_SIZE BUF_SIZE_2KiB
+static int buf_sz = DMA_BUFFER_SIZE;
+module_param(buf_sz, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(buf_sz, "DMA buffer size");
+
+/* In case of Giga ETH, we can enable/disable the COE for the
+ * transmit HW checksum computation.
+ * Note that, if tx csum is off in HW, SG will be still supported. */
+static int tx_coe = HW_CSUM;
+module_param(tx_coe, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tx_coe, "GMAC COE type 2 [on/off]");
+
+static const u32 default_msg_level = (NETIF_MSG_DRV | NETIF_MSG_PROBE |
+ NETIF_MSG_LINK | NETIF_MSG_IFUP |
+ NETIF_MSG_IFDOWN | NETIF_MSG_TIMER);
+
+static irqreturn_t stmmac_interrupt(int irq, void *dev_id);
+static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev);
+
+/**
+ * stmmac_verify_args - verify the driver parameters.
+ * Description: it verifies if some wrong parameter is passed to the driver.
+ * Note that wrong parameters are replaced with the default values.
+ */
+static void stmmac_verify_args(void)
+{
+ if (unlikely(watchdog < 0))
+ watchdog = TX_TIMEO;
+ if (unlikely(dma_rxsize < 0))
+ dma_rxsize = DMA_RX_SIZE;
+ if (unlikely(dma_txsize < 0))
+ dma_txsize = DMA_TX_SIZE;
+ if (unlikely((buf_sz < DMA_BUFFER_SIZE) || (buf_sz > BUF_SIZE_16KiB)))
+ buf_sz = DMA_BUFFER_SIZE;
+ if (unlikely(flow_ctrl > 1))
+ flow_ctrl = FLOW_AUTO;
+ else if (likely(flow_ctrl < 0))
+ flow_ctrl = FLOW_OFF;
+ if (unlikely((pause < 0) || (pause > 0xffff)))
+ pause = PAUSE_TIME;
+
+ return;
+}
+
+#if defined(STMMAC_XMIT_DEBUG) || defined(STMMAC_RX_DEBUG)
+static void print_pkt(unsigned char *buf, int len)
+{
+ int j;
+ pr_info("len = %d byte, buf addr: 0x%p", len, buf);
+ for (j = 0; j < len; j++) {
+ if ((j % 16) == 0)
+ pr_info("\n %03x:", j);
+ pr_info(" %02x", buf[j]);
+ }
+ pr_info("\n");
+ return;
+}
+#endif
+
+/* minimum number of free TX descriptors required to wake up TX process */
+#define STMMAC_TX_THRESH(x) (x->dma_tx_size/4)
+
+static inline u32 stmmac_tx_avail(struct stmmac_priv *priv)
+{
+ return priv->dirty_tx + priv->dma_tx_size - priv->cur_tx - 1;
+}
+
+/**
+ * stmmac_adjust_link
+ * @dev: net device structure
+ * Description: it adjusts the link parameters.
+ */
+static void stmmac_adjust_link(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ struct phy_device *phydev = priv->phydev;
+ unsigned long ioaddr = dev->base_addr;
+ unsigned long flags;
+ int new_state = 0;
+ unsigned int fc = priv->flow_ctrl, pause_time = priv->pause;
+
+ if (phydev == NULL)
+ return;
+
+ DBG(probe, DEBUG, "stmmac_adjust_link: called. address %d link %d\n",
+ phydev->addr, phydev->link);
+
+ spin_lock_irqsave(&priv->lock, flags);
+ if (phydev->link) {
+ u32 ctrl = readl(ioaddr + MAC_CTRL_REG);
+
+ /* Now we make sure that we can be in full duplex mode.
+ * If not, we operate in half-duplex mode. */
+ if (phydev->duplex != priv->oldduplex) {
+ new_state = 1;
+ if (!(phydev->duplex))
+ ctrl &= ~priv->mac_type->hw.link.duplex;
+ else
+ ctrl |= priv->mac_type->hw.link.duplex;
+ priv->oldduplex = phydev->duplex;
+ }
+ /* Flow Control operation */
+ if (phydev->pause)
+ priv->mac_type->ops->flow_ctrl(ioaddr, phydev->duplex,
+ fc, pause_time);
+
+ if (phydev->speed != priv->speed) {
+ new_state = 1;
+ switch (phydev->speed) {
+ case 1000:
+ if (likely(priv->is_gmac))
+ ctrl &= ~priv->mac_type->hw.link.port;
+ break;
+ case 100:
+ case 10:
+ if (priv->is_gmac) {
+ ctrl |= priv->mac_type->hw.link.port;
+ if (phydev->speed == SPEED_100) {
+ ctrl |=
+ priv->mac_type->hw.link.
+ speed;
+ } else {
+ ctrl &=
+ ~(priv->mac_type->hw.
+ link.speed);
+ }
+ } else {
+ ctrl &= ~priv->mac_type->hw.link.port;
+ }
+ priv->fix_mac_speed(priv->bsp_priv,
+ phydev->speed);
+ break;
+ default:
+ if (netif_msg_link(priv))
+ pr_warning("%s: Speed (%d) is not 10"
+ " or 100!\n", dev->name, phydev->speed);
+ break;
+ }
+
+ priv->speed = phydev->speed;
+ }
+
+ writel(ctrl, ioaddr + MAC_CTRL_REG);
+
+ if (!priv->oldlink) {
+ new_state = 1;
+ priv->oldlink = 1;
+ }
+ } else if (priv->oldlink) {
+ new_state = 1;
+ priv->oldlink = 0;
+ priv->speed = 0;
+ priv->oldduplex = -1;
+ }
+
+ if (new_state && netif_msg_link(priv))
+ phy_print_status(phydev);
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ DBG(probe, DEBUG, "stmmac_adjust_link: exiting\n");
+}
+
+/**
+ * stmmac_init_phy - PHY initialization
+ * @dev: net device structure
+ * Description: it initializes the driver's PHY state, and attaches the PHY
+ * to the mac driver.
+ * Return value:
+ * 0 on success
+ */
+static int stmmac_init_phy(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ struct phy_device *phydev;
+ char phy_id[BUS_ID_SIZE]; /* PHY to connect */
+ char bus_id[BUS_ID_SIZE];
+
+ priv->oldlink = 0;
+ priv->speed = 0;
+ priv->oldduplex = -1;
+
+ if (priv->phy_addr == -1) {
+ /* We don't have a PHY, so do nothing */
+ return 0;
+ }
+
+ snprintf(bus_id, MII_BUS_ID_SIZE, "%x", priv->bus_id);
+ snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, bus_id, priv->phy_addr);
+ pr_debug("stmmac_init_phy: trying to attach to %s\n", phy_id);
+
+ phydev = phy_connect(dev, phy_id, &stmmac_adjust_link, 0,
+ priv->phy_interface);
+
+ if (IS_ERR(phydev)) {
+ pr_err("%s: Could not attach to PHY\n", dev->name);
+ return PTR_ERR(phydev);
+ }
+
+ /*
+ * Broken HW is sometimes missing the pull-up resistor on the
+ * MDIO line, which results in reads to non-existent devices returning
+ * 0 rather than 0xffff. Catch this here and treat 0 as a non-existent
+ * device as well.
+ * Note: phydev->phy_id is the result of reading the UID PHY registers.
+ */
+ if (phydev->phy_id == 0) {
+ phy_disconnect(phydev);
+ return -ENODEV;
+ }
+ pr_debug("stmmac_init_phy: %s: attached to PHY (UID 0x%x)"
+ " Link = %d\n", dev->name, phydev->phy_id, phydev->link);
+
+ priv->phydev = phydev;
+
+ return 0;
+}
+
+static inline void stmmac_mac_enable_rx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + MAC_CTRL_REG);
+ value |= MAC_RNABLE_RX;
+ /* Set the RE (receive enable bit into the MAC CTRL register). */
+ writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_enable_tx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + MAC_CTRL_REG);
+ value |= MAC_ENABLE_TX;
+ /* Set the TE (transmit enable bit into the MAC CTRL register). */
+ writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_disable_rx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + MAC_CTRL_REG);
+ value &= ~MAC_RNABLE_RX;
+ writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_disable_tx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + MAC_CTRL_REG);
+ value &= ~MAC_ENABLE_TX;
+ writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+/**
+ * display_ring
+ * @p: pointer to the ring.
+ * @size: size of the ring.
+ * Description: display all the descriptors within the ring.
+ */
+static void display_ring(struct dma_desc *p, int size)
+{
+ struct tmp_s {
+ u64 a;
+ unsigned int b;
+ unsigned int c;
+ };
+ int i;
+ for (i = 0; i < size; i++) {
+ struct tmp_s *x = (struct tmp_s *)(p + i);
+ pr_info("\t%d [0x%x]: DES0=0x%x DES1=0x%x BUF1=0x%x BUF2=0x%x",
+ i, (unsigned int)virt_to_phys(&p[i]),
+ (unsigned int)(x->a), (unsigned int)((x->a) >> 32),
+ x->b, x->c);
+ pr_info("\n");
+ }
+}
+
+/**
+ * init_dma_desc_rings - init the RX/TX descriptor rings
+ * @dev: net device structure
+ * Description: this function initializes the DMA RX/TX descriptors
+ * and allocates the socket buffers.
+ */
+static void init_dma_desc_rings(struct net_device *dev)
+{
+ int i;
+ struct stmmac_priv *priv = netdev_priv(dev);
+ struct sk_buff *skb;
+ unsigned int txsize = priv->dma_tx_size;
+ unsigned int rxsize = priv->dma_rx_size;
+ unsigned int bfsize = priv->dma_buf_sz;
+ int buff2_needed = 0;
+ int dis_ic = 0;
+
+#ifdef CONFIG_STMMAC_TIMER
+ /* Using Timers disable interrupts on completion for the reception */
+ dis_ic = 1;
+#endif
+ /* Set the Buffer size according to the MTU;
+ * indeed, in case of jumbo we need to bump-up the buffer sizes.
+ */
+ if (unlikely(dev->mtu >= BUF_SIZE_8KiB))
+ bfsize = BUF_SIZE_16KiB;
+ else if (unlikely(dev->mtu >= BUF_SIZE_4KiB))
+ bfsize = BUF_SIZE_8KiB;
+ else if (unlikely(dev->mtu >= BUF_SIZE_2KiB))
+ bfsize = BUF_SIZE_4KiB;
+ else if (unlikely(dev->mtu >= DMA_BUFFER_SIZE))
+ bfsize = BUF_SIZE_2KiB;
+ else
+ bfsize = DMA_BUFFER_SIZE;
+
+ /* If the MTU exceeds 8k so use the second buffer in the chain */
+ if (bfsize >= BUF_SIZE_8KiB)
+ buff2_needed = 1;
+
+ DBG(probe, INFO, "stmmac: txsize %d, rxsize %d, bfsize %d\n",
+ txsize, rxsize, bfsize);
+
+ priv->rx_skbuff_dma = kmalloc(rxsize * sizeof(dma_addr_t), GFP_KERNEL);
+ priv->rx_skbuff =
+ kmalloc(sizeof(struct sk_buff *) * rxsize, GFP_KERNEL);
+ priv->dma_rx =
+ (struct dma_desc *)dma_alloc_coherent(priv->device,
+ rxsize *
+ sizeof(struct dma_desc),
+ &priv->dma_rx_phy,
+ GFP_KERNEL);
+ priv->tx_skbuff = kmalloc(sizeof(struct sk_buff *) * txsize,
+ GFP_KERNEL);
+ priv->dma_tx =
+ (struct dma_desc *)dma_alloc_coherent(priv->device,
+ txsize *
+ sizeof(struct dma_desc),
+ &priv->dma_tx_phy,
+ GFP_KERNEL);
+
+ if ((priv->dma_rx == NULL) || (priv->dma_tx == NULL)) {
+ pr_err("%s:ERROR allocating the DMA Tx/Rx desc\n", __func__);
+ return;
+ }
+
+ DBG(probe, INFO, "stmmac (%s) DMA desc rings: virt addr (Rx %p, "
+ "Tx %p)\n\tDMA phy addr (Rx 0x%08x, Tx 0x%08x)\n",
+ dev->name, priv->dma_rx, priv->dma_tx,
+ (unsigned int)priv->dma_rx_phy, (unsigned int)priv->dma_tx_phy);
+
+ /* RX INITIALIZATION */
+ DBG(probe, INFO, "stmmac: SKB addresses:\n"
+ "skb\t\tskb data\tdma data\n");
+
+ for (i = 0; i < rxsize; i++) {
+ struct dma_desc *p = priv->dma_rx + i;
+
+ skb = netdev_alloc_skb_ip_align(dev, bfsize);
+ if (unlikely(skb == NULL)) {
+ pr_err("%s: Rx init fails; skb is NULL\n", __func__);
+ break;
+ }
+ priv->rx_skbuff[i] = skb;
+ priv->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data,
+ bfsize, DMA_FROM_DEVICE);
+
+ p->des2 = priv->rx_skbuff_dma[i];
+ if (unlikely(buff2_needed))
+ p->des3 = p->des2 + BUF_SIZE_8KiB;
+ DBG(probe, INFO, "[%p]\t[%p]\t[%x]\n", priv->rx_skbuff[i],
+ priv->rx_skbuff[i]->data, priv->rx_skbuff_dma[i]);
+ }
+ priv->cur_rx = 0;
+ priv->dirty_rx = (unsigned int)(i - rxsize);
+ priv->dma_buf_sz = bfsize;
+ buf_sz = bfsize;
+
+ /* TX INITIALIZATION */
+ for (i = 0; i < txsize; i++) {
+ priv->tx_skbuff[i] = NULL;
+ priv->dma_tx[i].des2 = 0;
+ }
+ priv->dirty_tx = 0;
+ priv->cur_tx = 0;
+
+ /* Clear the Rx/Tx descriptors */
+ priv->mac_type->ops->init_rx_desc(priv->dma_rx, rxsize, dis_ic);
+ priv->mac_type->ops->init_tx_desc(priv->dma_tx, txsize);
+
+ if (netif_msg_hw(priv)) {
+ pr_info("RX descriptor ring:\n");
+ display_ring(priv->dma_rx, rxsize);
+ pr_info("TX descriptor ring:\n");
+ display_ring(priv->dma_tx, txsize);
+ }
+ return;
+}
+
+static void dma_free_rx_skbufs(struct stmmac_priv *priv)
+{
+ int i;
+
+ for (i = 0; i < priv->dma_rx_size; i++) {
+ if (priv->rx_skbuff[i]) {
+ dma_unmap_single(priv->device, priv->rx_skbuff_dma[i],
+ priv->dma_buf_sz, DMA_FROM_DEVICE);
+ dev_kfree_skb_any(priv->rx_skbuff[i]);
+ }
+ priv->rx_skbuff[i] = NULL;
+ }
+ return;
+}
+
+static void dma_free_tx_skbufs(struct stmmac_priv *priv)
+{
+ int i;
+
+ for (i = 0; i < priv->dma_tx_size; i++) {
+ if (priv->tx_skbuff[i] != NULL) {
+ struct dma_desc *p = priv->dma_tx + i;
+ if (p->des2)
+ dma_unmap_single(priv->device, p->des2,
+ priv->mac_type->ops->get_tx_len(p),
+ DMA_TO_DEVICE);
+ dev_kfree_skb_any(priv->tx_skbuff[i]);
+ priv->tx_skbuff[i] = NULL;
+ }
+ }
+ return;
+}
+
+static void free_dma_desc_resources(struct stmmac_priv *priv)
+{
+ /* Release the DMA TX/RX socket buffers */
+ dma_free_rx_skbufs(priv);
+ dma_free_tx_skbufs(priv);
+
+ /* Free the region of consistent memory previously allocated for
+ * the DMA */
+ dma_free_coherent(priv->device,
+ priv->dma_tx_size * sizeof(struct dma_desc),
+ priv->dma_tx, priv->dma_tx_phy);
+ dma_free_coherent(priv->device,
+ priv->dma_rx_size * sizeof(struct dma_desc),
+ priv->dma_rx, priv->dma_rx_phy);
+ kfree(priv->rx_skbuff_dma);
+ kfree(priv->rx_skbuff);
+ kfree(priv->tx_skbuff);
+
+ return;
+}
+
+/**
+ * stmmac_dma_start_tx
+ * @ioaddr: device I/O address
+ * Description: this function starts the DMA tx process.
+ */
+static void stmmac_dma_start_tx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + DMA_CONTROL);
+ value |= DMA_CONTROL_ST;
+ writel(value, ioaddr + DMA_CONTROL);
+ return;
+}
+
+static void stmmac_dma_stop_tx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + DMA_CONTROL);
+ value &= ~DMA_CONTROL_ST;
+ writel(value, ioaddr + DMA_CONTROL);
+ return;
+}
+
+/**
+ * stmmac_dma_start_rx
+ * @ioaddr: device I/O address
+ * Description: this function starts the DMA rx process.
+ */
+static void stmmac_dma_start_rx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + DMA_CONTROL);
+ value |= DMA_CONTROL_SR;
+ writel(value, ioaddr + DMA_CONTROL);
+
+ return;
+}
+
+static void stmmac_dma_stop_rx(unsigned long ioaddr)
+{
+ u32 value = readl(ioaddr + DMA_CONTROL);
+ value &= ~DMA_CONTROL_SR;
+ writel(value, ioaddr + DMA_CONTROL);
+
+ return;
+}
+
+/**
+ * stmmac_dma_operation_mode - HW DMA operation mode
+ * @priv : pointer to the private device structure.
+ * Description: it sets the DMA operation mode: tx/rx DMA thresholds
+ * or Store-And-Forward capability. It also verifies the COE for the
+ * transmission in case of Giga ETH.
+ */
+static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
+{
+ if (!priv->is_gmac) {
+ /* MAC 10/100 */
+ priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, 0);
+ priv->tx_coe = NO_HW_CSUM;
+ } else {
+ if ((priv->dev->mtu <= ETH_DATA_LEN) && (tx_coe)) {
+ priv->mac_type->ops->dma_mode(priv->dev->base_addr,
+ SF_DMA_MODE, SF_DMA_MODE);
+ tc = SF_DMA_MODE;
+ priv->tx_coe = HW_CSUM;
+ } else {
+ /* Checksum computation is performed in software. */
+ priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc,
+ SF_DMA_MODE);
+ priv->tx_coe = NO_HW_CSUM;
+ }
+ }
+ tx_coe = priv->tx_coe;
+
+ return;
+}
+
+#ifdef STMMAC_DEBUG
+/**
+ * show_tx_process_state
+ * @status: tx descriptor status field
+ * Description: it shows the Transmit Process State for CSR5[22:20]
+ */
+static void show_tx_process_state(unsigned int status)
+{
+ unsigned int state;
+ state = (status & DMA_STATUS_TS_MASK) >> DMA_STATUS_TS_SHIFT;
+
+ switch (state) {
+ case 0:
+ pr_info("- TX (Stopped): Reset or Stop command\n");
+ break;
+ case 1:
+ pr_info("- TX (Running):Fetching the Tx desc\n");
+ break;
+ case 2:
+ pr_info("- TX (Running): Waiting for end of tx\n");
+ break;
+ case 3:
+ pr_info("- TX (Running): Reading the data "
+ "and queuing the data into the Tx buf\n");
+ break;
+ case 6:
+ pr_info("- TX (Suspended): Tx Buff Underflow "
+ "or an unavailable Transmit descriptor\n");
+ break;
+ case 7:
+ pr_info("- TX (Running): Closing Tx descriptor\n");
+ break;
+ default:
+ break;
+ }
+ return;
+}
+
+/**
+ * show_rx_process_state
+ * @status: rx descriptor status field
+ * Description: it shows the Receive Process State for CSR5[19:17]
+ */
+static void show_rx_process_state(unsigned int status)
+{
+ unsigned int state;
+ state = (status & DMA_STATUS_RS_MASK) >> DMA_STATUS_RS_SHIFT;
+
+ switch (state) {
+ case 0:
+ pr_info("- RX (Stopped): Reset or Stop command\n");
+ break;
+ case 1:
+ pr_info("- RX (Running): Fetching the Rx desc\n");
+ break;
+ case 2:
+ pr_info("- RX (Running):Checking for end of pkt\n");
+ break;
+ case 3:
+ pr_info("- RX (Running): Waiting for Rx pkt\n");
+ break;
+ case 4:
+ pr_info("- RX (Suspended): Unavailable Rx buf\n");
+ break;
+ case 5:
+ pr_info("- RX (Running): Closing Rx descriptor\n");
+ break;
+ case 6:
+ pr_info("- RX(Running): Flushing the current frame"
+ " from the Rx buf\n");
+ break;
+ case 7:
+ pr_info("- RX (Running): Queuing the Rx frame"
+ " from the Rx buf into memory\n");
+ break;
+ default:
+ break;
+ }
+ return;
+}
+#endif
+
+/**
+ * stmmac_tx:
+ * @priv: private driver structure
+ * Description: it reclaims resources after transmission completes.
+ */
+static void stmmac_tx(struct stmmac_priv *priv)
+{
+ unsigned int txsize = priv->dma_tx_size;
+ unsigned long ioaddr = priv->dev->base_addr;
+
+ while (priv->dirty_tx != priv->cur_tx) {
+ int last;
+ unsigned int entry = priv->dirty_tx % txsize;
+ struct sk_buff *skb = priv->tx_skbuff[entry];
+ struct dma_desc *p = priv->dma_tx + entry;
+
+ /* Check if the descriptor is owned by the DMA. */
+ if (priv->mac_type->ops->get_tx_owner(p))
+ break;
+
+ /* Verify tx error by looking at the last segment */
+ last = priv->mac_type->ops->get_tx_ls(p);
+ if (likely(last)) {
+ int tx_error =
+ priv->mac_type->ops->tx_status(&priv->dev->stats,
+ &priv->xstats,
+ p, ioaddr);
+ if (likely(tx_error == 0)) {
+ priv->dev->stats.tx_packets++;
+ priv->xstats.tx_pkt_n++;
+ } else
+ priv->dev->stats.tx_errors++;
+ }
+ TX_DBG("%s: curr %d, dirty %d\n", __func__,
+ priv->cur_tx, priv->dirty_tx);
+
+ if (likely(p->des2))
+ dma_unmap_single(priv->device, p->des2,
+ priv->mac_type->ops->get_tx_len(p),
+ DMA_TO_DEVICE);
+ if (unlikely(p->des3))
+ p->des3 = 0;
+
+ if (likely(skb != NULL)) {
+ /*
+ * If there's room in the queue (limit it to size)
+ * we add this skb back into the pool,
+ * if it's the right size.
+ */
+ if ((skb_queue_len(&priv->rx_recycle) <
+ priv->dma_rx_size) &&
+ skb_recycle_check(skb, priv->dma_buf_sz))
+ __skb_queue_head(&priv->rx_recycle, skb);
+ else
+ dev_kfree_skb(skb);
+
+ priv->tx_skbuff[entry] = NULL;
+ }
+
+ priv->mac_type->ops->release_tx_desc(p);
+
+ entry = (++priv->dirty_tx) % txsize;
+ }
+ if (unlikely(netif_queue_stopped(priv->dev) &&
+ stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv))) {
+ netif_tx_lock(priv->dev);
+ if (netif_queue_stopped(priv->dev) &&
+ stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv)) {
+ TX_DBG("%s: restart transmit\n", __func__);
+ netif_wake_queue(priv->dev);
+ }
+ netif_tx_unlock(priv->dev);
+ }
+ return;
+}
+
+static inline void stmmac_enable_irq(struct stmmac_priv *priv)
+{
+#ifndef CONFIG_STMMAC_TIMER
+ writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
+#else
+ priv->tm->timer_start(tmrate);
+#endif
+}
+
+static inline void stmmac_disable_irq(struct stmmac_priv *priv)
+{
+#ifndef CONFIG_STMMAC_TIMER
+ writel(0, priv->dev->base_addr + DMA_INTR_ENA);
+#else
+ priv->tm->timer_stop();
+#endif
+}
+
+static int stmmac_has_work(struct stmmac_priv *priv)
+{
+ unsigned int has_work = 0;
+ int rxret, tx_work = 0;
+
+ rxret = priv->mac_type->ops->get_rx_owner(priv->dma_rx +
+ (priv->cur_rx % priv->dma_rx_size));
+
+ if (priv->dirty_tx != priv->cur_tx)
+ tx_work = 1;
+
+ if (likely(!rxret || tx_work))
+ has_work = 1;
+
+ return has_work;
+}
+
+static inline void _stmmac_schedule(struct stmmac_priv *priv)
+{
+ if (likely(stmmac_has_work(priv))) {
+ stmmac_disable_irq(priv);
+ napi_schedule(&priv->napi);
+ }
+}
+
+#ifdef CONFIG_STMMAC_TIMER
+void stmmac_schedule(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ priv->xstats.sched_timer_n++;
+
+ _stmmac_schedule(priv);
+
+ return;
+}
+
+static void stmmac_no_timer_started(unsigned int x)
+{;
+};
+
+static void stmmac_no_timer_stopped(void)
+{;
+};
+#endif
+
+/**
+ * stmmac_tx_err:
+ * @priv: pointer to the private device structure
+ * Description: it cleans the descriptors and restarts the transmission
+ * in case of errors.
+ */
+static void stmmac_tx_err(struct stmmac_priv *priv)
+{
+ netif_stop_queue(priv->dev);
+
+ stmmac_dma_stop_tx(priv->dev->base_addr);
+ dma_free_tx_skbufs(priv);
+ priv->mac_type->ops->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
+ priv->dirty_tx = 0;
+ priv->cur_tx = 0;
+ stmmac_dma_start_tx(priv->dev->base_addr);
+
+ priv->dev->stats.tx_errors++;
+ netif_wake_queue(priv->dev);
+
+ return;
+}
+
+/**
+ * stmmac_dma_interrupt - Interrupt handler for the driver
+ * @dev: net device structure
+ * Description: Interrupt handler for the driver (DMA).
+ */
+static void stmmac_dma_interrupt(struct net_device *dev)
+{
+ unsigned long ioaddr = dev->base_addr;
+ struct stmmac_priv *priv = netdev_priv(dev);
+ /* read the status register (CSR5) */
+ u32 intr_status = readl(ioaddr + DMA_STATUS);
+
+ DBG(intr, INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status);
+
+#ifdef STMMAC_DEBUG
+ /* It displays the DMA transmit process state (CSR5 register) */
+ if (netif_msg_tx_done(priv))
+ show_tx_process_state(intr_status);
+ if (netif_msg_rx_status(priv))
+ show_rx_process_state(intr_status);
+#endif
+ /* ABNORMAL interrupts */
+ if (unlikely(intr_status & DMA_STATUS_AIS)) {
+ DBG(intr, INFO, "CSR5[15] DMA ABNORMAL IRQ: ");
+ if (unlikely(intr_status & DMA_STATUS_UNF)) {
+ DBG(intr, INFO, "transmit underflow\n");
+ if (unlikely(tc != SF_DMA_MODE)
+ && (tc <= 256)) {
+ /* Try to bump up the threshold */
+ tc += 64;
+ priv->mac_type->ops->dma_mode(ioaddr, tc,
+ SF_DMA_MODE);
+ priv->xstats.threshold = tc;
+ }
+ stmmac_tx_err(priv);
+ priv->xstats.tx_undeflow_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_TJT)) {
+ DBG(intr, INFO, "transmit jabber\n");
+ priv->xstats.tx_jabber_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_OVF)) {
+ DBG(intr, INFO, "recv overflow\n");
+ priv->xstats.rx_overflow_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_RU)) {
+ DBG(intr, INFO, "receive buffer unavailable\n");
+ priv->xstats.rx_buf_unav_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_RPS)) {
+ DBG(intr, INFO, "receive process stopped\n");
+ priv->xstats.rx_process_stopped_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_RWT)) {
+ DBG(intr, INFO, "receive watchdog\n");
+ priv->xstats.rx_watchdog_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_ETI)) {
+ DBG(intr, INFO, "transmit early interrupt\n");
+ priv->xstats.tx_early_irq++;
+ }
+ if (unlikely(intr_status & DMA_STATUS_TPS)) {
+ DBG(intr, INFO, "transmit process stopped\n");
+ priv->xstats.tx_process_stopped_irq++;
+ stmmac_tx_err(priv);
+ }
+ if (unlikely(intr_status & DMA_STATUS_FBI)) {
+ DBG(intr, INFO, "fatal bus error\n");
+ priv->xstats.fatal_bus_error_irq++;
+ stmmac_tx_err(priv);
+ }
+ }
+
+ /* TX/RX NORMAL interrupts */
+ if (intr_status & DMA_STATUS_NIS) {
+ priv->xstats.normal_irq_n++;
+ if (likely((intr_status & DMA_STATUS_RI) ||
+ (intr_status & (DMA_STATUS_TI))))
+ _stmmac_schedule(priv);
+ }
+
+ /* Optional hardware blocks, interrupts should be disabled */
+ if (unlikely(intr_status &
+ (DMA_STATUS_GPI | DMA_STATUS_GMI | DMA_STATUS_GLI)))
+ pr_info("%s: unexpected status %08x\n", __func__, intr_status);
+
+ /* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */
+ writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS);
+
+ DBG(intr, INFO, "\n\n");
+
+ return;
+}
+
+/**
+ * stmmac_open - open entry point of the driver
+ * @dev : pointer to the device structure.
+ * Description:
+ * This function is the open entry point of the driver.
+ * Return value:
+ * 0 on success and an appropriate (-)ve integer as defined in errno.h
+ * file on failure.
+ */
+static int stmmac_open(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned long ioaddr = dev->base_addr;
+ int ret;
+
+ /* Check that the MAC address is valid. If its not, refuse
+ * to bring the device up. The user must specify an
+ * address using the following linux command:
+ * ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx */
+ if (!is_valid_ether_addr(dev->dev_addr)) {
+ random_ether_addr(dev->dev_addr);
+ pr_warning("%s: generated random MAC address %pM\n", dev->name,
+ dev->dev_addr);
+ }
+
+ stmmac_verify_args();
+
+ ret = stmmac_init_phy(dev);
+ if (unlikely(ret)) {
+ pr_err("%s: Cannot attach to PHY (error: %d)\n", __func__, ret);
+ return ret;
+ }
+
+ /* Request the IRQ lines */
+ ret = request_irq(dev->irq, &stmmac_interrupt,
+ IRQF_SHARED, dev->name, dev);
+ if (unlikely(ret < 0)) {
+ pr_err("%s: ERROR: allocating the IRQ %d (error: %d)\n",
+ __func__, dev->irq, ret);
+ return ret;
+ }
+
+#ifdef CONFIG_STMMAC_TIMER
+ priv->tm = kmalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
+ if (unlikely(priv->tm == NULL)) {
+ pr_err("%s: ERROR: timer memory alloc failed \n", __func__);
+ return -ENOMEM;
+ }
+ priv->tm->freq = tmrate;
+
+ /* Test if the HW timer can be actually used.
+ * In case of failure continue with no timer. */
+ if (unlikely((stmmac_open_ext_timer(dev, priv->tm)) < 0)) {
+ pr_warning("stmmaceth: cannot attach the HW timer\n");
+ tmrate = 0;
+ priv->tm->freq = 0;
+ priv->tm->timer_start = stmmac_no_timer_started;
+ priv->tm->timer_stop = stmmac_no_timer_stopped;
+ }
+#endif
+
+ /* Create and initialize the TX/RX descriptors chains. */
+ priv->dma_tx_size = STMMAC_ALIGN(dma_txsize);
+ priv->dma_rx_size = STMMAC_ALIGN(dma_rxsize);
+ priv->dma_buf_sz = STMMAC_ALIGN(buf_sz);
+ init_dma_desc_rings(dev);
+
+ /* DMA initialization and SW reset */
+ if (unlikely(priv->mac_type->ops->dma_init(ioaddr,
+ priv->pbl, priv->dma_tx_phy, priv->dma_rx_phy) < 0)) {
+
+ pr_err("%s: DMA initialization failed\n", __func__);
+ return -1;
+ }
+
+ /* Copy the MAC addr into the HW */
+ priv->mac_type->ops->set_umac_addr(ioaddr, dev->dev_addr, 0);
+ /* Initialize the MAC Core */
+ priv->mac_type->ops->core_init(ioaddr);
+
+ priv->shutdown = 0;
+
+ /* Initialise the MMC (if present) to disable all interrupts. */
+ writel(0xffffffff, ioaddr + MMC_HIGH_INTR_MASK);
+ writel(0xffffffff, ioaddr + MMC_LOW_INTR_MASK);
+
+ /* Enable the MAC Rx/Tx */
+ stmmac_mac_enable_rx(ioaddr);
+ stmmac_mac_enable_tx(ioaddr);
+
+ /* Set the HW DMA mode and the COE */
+ stmmac_dma_operation_mode(priv);
+
+ /* Extra statistics */
+ memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats));
+ priv->xstats.threshold = tc;
+
+ /* Start the ball rolling... */
+ DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name);
+ stmmac_dma_start_tx(ioaddr);
+ stmmac_dma_start_rx(ioaddr);
+
+#ifdef CONFIG_STMMAC_TIMER
+ priv->tm->timer_start(tmrate);
+#endif
+ /* Dump DMA/MAC registers */
+ if (netif_msg_hw(priv)) {
+ priv->mac_type->ops->dump_mac_regs(ioaddr);
+ priv->mac_type->ops->dump_dma_regs(ioaddr);
+ }
+
+ if (priv->phydev)
+ phy_start(priv->phydev);
+
+ napi_enable(&priv->napi);
+ skb_queue_head_init(&priv->rx_recycle);
+ netif_start_queue(dev);
+ return 0;
+}
+
+/**
+ * stmmac_release - close entry point of the driver
+ * @dev : device pointer.
+ * Description:
+ * This is the stop entry point of the driver.
+ */
+static int stmmac_release(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ /* Stop and disconnect the PHY */
+ if (priv->phydev) {
+ phy_stop(priv->phydev);
+ phy_disconnect(priv->phydev);
+ priv->phydev = NULL;
+ }
+
+ netif_stop_queue(dev);
+
+#ifdef CONFIG_STMMAC_TIMER
+ /* Stop and release the timer */
+ stmmac_close_ext_timer();
+ if (priv->tm != NULL)
+ kfree(priv->tm);
+#endif
+ napi_disable(&priv->napi);
+ skb_queue_purge(&priv->rx_recycle);
+
+ /* Free the IRQ lines */
+ free_irq(dev->irq, dev);
+
+ /* Stop TX/RX DMA and clear the descriptors */
+ stmmac_dma_stop_tx(dev->base_addr);
+ stmmac_dma_stop_rx(dev->base_addr);
+
+ /* Release and free the Rx/Tx resources */
+ free_dma_desc_resources(priv);
+
+ /* Disable the MAC core */
+ stmmac_mac_disable_tx(dev->base_addr);
+ stmmac_mac_disable_rx(dev->base_addr);
+
+ netif_carrier_off(dev);
+
+ return 0;
+}
+
+/*
+ * To perform emulated hardware segmentation on skb.
+ */
+static int stmmac_sw_tso(struct stmmac_priv *priv, struct sk_buff *skb)
+{
+ struct sk_buff *segs, *curr_skb;
+ int gso_segs = skb_shinfo(skb)->gso_segs;
+
+ /* Estimate the number of fragments in the worst case */
+ if (unlikely(stmmac_tx_avail(priv) < gso_segs)) {
+ netif_stop_queue(priv->dev);
+ TX_DBG(KERN_ERR "%s: TSO BUG! Tx Ring full when queue awake\n",
+ __func__);
+ if (stmmac_tx_avail(priv) < gso_segs)
+ return NETDEV_TX_BUSY;
+
+ netif_wake_queue(priv->dev);
+ }
+ TX_DBG("\tstmmac_sw_tso: segmenting: skb %p (len %d)\n",
+ skb, skb->len);
+
+ segs = skb_gso_segment(skb, priv->dev->features & ~NETIF_F_TSO);
+ if (unlikely(IS_ERR(segs)))
+ goto sw_tso_end;
+
+ do {
+ curr_skb = segs;
+ segs = segs->next;
+ TX_DBG("\t\tcurrent skb->len: %d, *curr %p,"
+ "*next %p\n", curr_skb->len, curr_skb, segs);
+ curr_skb->next = NULL;
+ stmmac_xmit(curr_skb, priv->dev);
+ } while (segs);
+
+sw_tso_end:
+ dev_kfree_skb(skb);
+
+ return NETDEV_TX_OK;
+}
+
+static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb,
+ struct net_device *dev,
+ int csum_insertion)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned int nopaged_len = skb_headlen(skb);
+ unsigned int txsize = priv->dma_tx_size;
+ unsigned int entry = priv->cur_tx % txsize;
+ struct dma_desc *desc = priv->dma_tx + entry;
+
+ if (nopaged_len > BUF_SIZE_8KiB) {
+
+ int buf2_size = nopaged_len - BUF_SIZE_8KiB;
+
+ desc->des2 = dma_map_single(priv->device, skb->data,
+ BUF_SIZE_8KiB, DMA_TO_DEVICE);
+ desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ priv->mac_type->ops->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB,
+ csum_insertion);
+
+ entry = (++priv->cur_tx) % txsize;
+ desc = priv->dma_tx + entry;
+
+ desc->des2 = dma_map_single(priv->device,
+ skb->data + BUF_SIZE_8KiB,
+ buf2_size, DMA_TO_DEVICE);
+ desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ priv->mac_type->ops->prepare_tx_desc(desc, 0,
+ buf2_size, csum_insertion);
+ priv->mac_type->ops->set_tx_owner(desc);
+ priv->tx_skbuff[entry] = NULL;
+ } else {
+ desc->des2 = dma_map_single(priv->device, skb->data,
+ nopaged_len, DMA_TO_DEVICE);
+ desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+ priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
+ csum_insertion);
+ }
+ return entry;
+}
+
+/**
+ * stmmac_xmit:
+ * @skb : the socket buffer
+ * @dev : device pointer
+ * Description : Tx entry point of the driver.
+ */
+static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned int txsize = priv->dma_tx_size;
+ unsigned int entry;
+ int i, csum_insertion = 0;
+ int nfrags = skb_shinfo(skb)->nr_frags;
+ struct dma_desc *desc, *first;
+
+ if (unlikely(stmmac_tx_avail(priv) < nfrags + 1)) {
+ if (!netif_queue_stopped(dev)) {
+ netif_stop_queue(dev);
+ /* This is a hard error, log it. */
+ pr_err("%s: BUG! Tx Ring full when queue awake\n",
+ __func__);
+ }
+ return NETDEV_TX_BUSY;
+ }
+
+ entry = priv->cur_tx % txsize;
+
+#ifdef STMMAC_XMIT_DEBUG
+ if ((skb->len > ETH_FRAME_LEN) || nfrags)
+ pr_info("stmmac xmit:\n"
+ "\tskb addr %p - len: %d - nopaged_len: %d\n"
+ "\tn_frags: %d - ip_summed: %d - %s gso\n",
+ skb, skb->len, skb_headlen(skb), nfrags, skb->ip_summed,
+ !skb_is_gso(skb) ? "isn't" : "is");
+#endif
+
+ if (unlikely(skb_is_gso(skb)))
+ return stmmac_sw_tso(priv, skb);
+
+ if (likely((skb->ip_summed == CHECKSUM_PARTIAL))) {
+ if (likely(priv->tx_coe == NO_HW_CSUM))
+ skb_checksum_help(skb);
+ else
+ csum_insertion = 1;
+ }
+
+ desc = priv->dma_tx + entry;
+ first = desc;
+
+#ifdef STMMAC_XMIT_DEBUG
+ if ((nfrags > 0) || (skb->len > ETH_FRAME_LEN))
+ pr_debug("stmmac xmit: skb len: %d, nopaged_len: %d,\n"
+ "\t\tn_frags: %d, ip_summed: %d\n",
+ skb->len, skb_headlen(skb), nfrags, skb->ip_summed);
+#endif
+ priv->tx_skbuff[entry] = skb;
+ if (unlikely(skb->len >= BUF_SIZE_4KiB)) {
+ entry = stmmac_handle_jumbo_frames(skb, dev, csum_insertion);
+ desc = priv->dma_tx + entry;
+ } else {
+ unsigned int nopaged_len = skb_headlen(skb);
+ desc->des2 = dma_map_single(priv->device, skb->data,
+ nopaged_len, DMA_TO_DEVICE);
+ priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
+ csum_insertion);
+ }
+
+ for (i = 0; i < nfrags; i++) {
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+ int len = frag->size;
+
+ entry = (++priv->cur_tx) % txsize;
+ desc = priv->dma_tx + entry;
+
+ TX_DBG("\t[entry %d] segment len: %d\n", entry, len);
+ desc->des2 = dma_map_page(priv->device, frag->page,
+ frag->page_offset,
+ len, DMA_TO_DEVICE);
+ priv->tx_skbuff[entry] = NULL;
+ priv->mac_type->ops->prepare_tx_desc(desc, 0, len,
+ csum_insertion);
+ priv->mac_type->ops->set_tx_owner(desc);
+ }
+
+ /* Interrupt on completition only for the latest segment */
+ priv->mac_type->ops->close_tx_desc(desc);
+#ifdef CONFIG_STMMAC_TIMER
+ /* Clean IC while using timers */
+ priv->mac_type->ops->clear_tx_ic(desc);
+#endif
+ /* To avoid raise condition */
+ priv->mac_type->ops->set_tx_owner(first);
+
+ priv->cur_tx++;
+
+#ifdef STMMAC_XMIT_DEBUG
+ if (netif_msg_pktdata(priv)) {
+ pr_info("stmmac xmit: current=%d, dirty=%d, entry=%d, "
+ "first=%p, nfrags=%d\n",
+ (priv->cur_tx % txsize), (priv->dirty_tx % txsize),
+ entry, first, nfrags);
+ display_ring(priv->dma_tx, txsize);
+ pr_info(">>> frame to be transmitted: ");
+ print_pkt(skb->data, skb->len);
+ }
+#endif
+ if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) {
+ TX_DBG("%s: stop transmitted packets\n", __func__);
+ netif_stop_queue(dev);
+ }
+
+ dev->stats.tx_bytes += skb->len;
+
+ /* CSR1 enables the transmit DMA to check for new descriptor */
+ writel(1, dev->base_addr + DMA_XMT_POLL_DEMAND);
+
+ return NETDEV_TX_OK;
+}
+
+static inline void stmmac_rx_refill(struct stmmac_priv *priv)
+{
+ unsigned int rxsize = priv->dma_rx_size;
+ int bfsize = priv->dma_buf_sz;
+ struct dma_desc *p = priv->dma_rx;
+
+ for (; priv->cur_rx - priv->dirty_rx > 0; priv->dirty_rx++) {
+ unsigned int entry = priv->dirty_rx % rxsize;
+ if (likely(priv->rx_skbuff[entry] == NULL)) {
+ struct sk_buff *skb;
+
+ skb = __skb_dequeue(&priv->rx_recycle);
+ if (skb == NULL)
+ skb = netdev_alloc_skb_ip_align(priv->dev,
+ bfsize);
+
+ if (unlikely(skb == NULL))
+ break;
+
+ priv->rx_skbuff[entry] = skb;
+ priv->rx_skbuff_dma[entry] =
+ dma_map_single(priv->device, skb->data, bfsize,
+ DMA_FROM_DEVICE);
+
+ (p + entry)->des2 = priv->rx_skbuff_dma[entry];
+ if (unlikely(priv->is_gmac)) {
+ if (bfsize >= BUF_SIZE_8KiB)
+ (p + entry)->des3 =
+ (p + entry)->des2 + BUF_SIZE_8KiB;
+ }
+ RX_DBG(KERN_INFO "\trefill entry #%d\n", entry);
+ }
+ priv->mac_type->ops->set_rx_owner(p + entry);
+ }
+ return;
+}
+
+static int stmmac_rx(struct stmmac_priv *priv, int limit)
+{
+ unsigned int rxsize = priv->dma_rx_size;
+ unsigned int entry = priv->cur_rx % rxsize;
+ unsigned int next_entry;
+ unsigned int count = 0;
+ struct dma_desc *p = priv->dma_rx + entry;
+ struct dma_desc *p_next;
+
+#ifdef STMMAC_RX_DEBUG
+ if (netif_msg_hw(priv)) {
+ pr_debug(">>> stmmac_rx: descriptor ring:\n");
+ display_ring(priv->dma_rx, rxsize);
+ }
+#endif
+ count = 0;
+ while (!priv->mac_type->ops->get_rx_owner(p)) {
+ int status;
+
+ if (count >= limit)
+ break;
+
+ count++;
+
+ next_entry = (++priv->cur_rx) % rxsize;
+ p_next = priv->dma_rx + next_entry;
+ prefetch(p_next);
+
+ /* read the status of the incoming frame */
+ status = (priv->mac_type->ops->rx_status(&priv->dev->stats,
+ &priv->xstats, p));
+ if (unlikely(status == discard_frame))
+ priv->dev->stats.rx_errors++;
+ else {
+ struct sk_buff *skb;
+ /* Length should omit the CRC */
+ int frame_len =
+ priv->mac_type->ops->get_rx_frame_len(p) - 4;
+
+#ifdef STMMAC_RX_DEBUG
+ if (frame_len > ETH_FRAME_LEN)
+ pr_debug("\tRX frame size %d, COE status: %d\n",
+ frame_len, status);
+
+ if (netif_msg_hw(priv))
+ pr_debug("\tdesc: %p [entry %d] buff=0x%x\n",
+ p, entry, p->des2);
+#endif
+ skb = priv->rx_skbuff[entry];
+ if (unlikely(!skb)) {
+ pr_err("%s: Inconsistent Rx descriptor chain\n",
+ priv->dev->name);
+ priv->dev->stats.rx_dropped++;
+ break;
+ }
+ prefetch(skb->data - NET_IP_ALIGN);
+ priv->rx_skbuff[entry] = NULL;
+
+ skb_put(skb, frame_len);
+ dma_unmap_single(priv->device,
+ priv->rx_skbuff_dma[entry],
+ priv->dma_buf_sz, DMA_FROM_DEVICE);
+#ifdef STMMAC_RX_DEBUG
+ if (netif_msg_pktdata(priv)) {
+ pr_info(" frame received (%dbytes)", frame_len);
+ print_pkt(skb->data, frame_len);
+ }
+#endif
+ skb->protocol = eth_type_trans(skb, priv->dev);
+
+ if (unlikely(status == csum_none)) {
+ /* always for the old mac 10/100 */
+ skb->ip_summed = CHECKSUM_NONE;
+ netif_receive_skb(skb);
+ } else {
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ napi_gro_receive(&priv->napi, skb);
+ }
+
+ priv->dev->stats.rx_packets++;
+ priv->dev->stats.rx_bytes += frame_len;
+ priv->dev->last_rx = jiffies;
+ }
+ entry = next_entry;
+ p = p_next; /* use prefetched values */
+ }
+
+ stmmac_rx_refill(priv);
+
+ priv->xstats.rx_pkt_n += count;
+
+ return count;
+}
+
+/**
+ * stmmac_poll - stmmac poll method (NAPI)
+ * @napi : pointer to the napi structure.
+ * @budget : maximum number of packets that the current CPU can receive from
+ * all interfaces.
+ * Description :
+ * This function implements the the reception process.
+ * Also it runs the TX completion thread
+ */
+static int stmmac_poll(struct napi_struct *napi, int budget)
+{
+ struct stmmac_priv *priv = container_of(napi, struct stmmac_priv, napi);
+ int work_done = 0;
+
+ priv->xstats.poll_n++;
+ stmmac_tx(priv);
+ work_done = stmmac_rx(priv, budget);
+
+ if (work_done < budget) {
+ napi_complete(napi);
+ stmmac_enable_irq(priv);
+ }
+ return work_done;
+}
+
+/**
+ * stmmac_tx_timeout
+ * @dev : Pointer to net device structure
+ * Description: this function is called when a packet transmission fails to
+ * complete within a reasonable tmrate. The driver will mark the error in the
+ * netdev structure and arrange for the device to be reset to a sane state
+ * in order to transmit a new packet.
+ */
+static void stmmac_tx_timeout(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ /* Clear Tx resources and restart transmitting again */
+ stmmac_tx_err(priv);
+ return;
+}
+
+/* Configuration changes (passed on by ifconfig) */
+static int stmmac_config(struct net_device *dev, struct ifmap *map)
+{
+ if (dev->flags & IFF_UP) /* can't act on a running interface */
+ return -EBUSY;
+
+ /* Don't allow changing the I/O address */
+ if (map->base_addr != dev->base_addr) {
+ pr_warning("%s: can't change I/O address\n", dev->name);
+ return -EOPNOTSUPP;
+ }
+
+ /* Don't allow changing the IRQ */
+ if (map->irq != dev->irq) {
+ pr_warning("%s: can't change IRQ number %d\n",
+ dev->name, dev->irq);
+ return -EOPNOTSUPP;
+ }
+
+ /* ignore other fields */
+ return 0;
+}
+
+/**
+ * stmmac_multicast_list - entry point for multicast addressing
+ * @dev : pointer to the device structure
+ * Description:
+ * This function is a driver entry point which gets called by the kernel
+ * whenever multicast addresses must be enabled/disabled.
+ * Return value:
+ * void.
+ */
+static void stmmac_multicast_list(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ spin_lock(&priv->lock);
+ priv->mac_type->ops->set_filter(dev);
+ spin_unlock(&priv->lock);
+ return;
+}
+
+/**
+ * stmmac_change_mtu - entry point to change MTU size for the device.
+ * @dev : device pointer.
+ * @new_mtu : the new MTU size for the device.
+ * Description: the Maximum Transfer Unit (MTU) is used by the network layer
+ * to drive packet transmission. Ethernet has an MTU of 1500 octets
+ * (ETH_DATA_LEN). This value can be changed with ifconfig.
+ * Return value:
+ * 0 on success and an appropriate (-)ve integer as defined in errno.h
+ * file on failure.
+ */
+static int stmmac_change_mtu(struct net_device *dev, int new_mtu)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ int max_mtu;
+
+ if (netif_running(dev)) {
+ pr_err("%s: must be stopped to change its MTU\n", dev->name);
+ return -EBUSY;
+ }
+
+ if (priv->is_gmac)
+ max_mtu = JUMBO_LEN;
+ else
+ max_mtu = ETH_DATA_LEN;
+
+ if ((new_mtu < 46) || (new_mtu > max_mtu)) {
+ pr_err("%s: invalid MTU, max MTU is: %d\n", dev->name, max_mtu);
+ return -EINVAL;
+ }
+
+ dev->mtu = new_mtu;
+
+ return 0;
+}
+
+static irqreturn_t stmmac_interrupt(int irq, void *dev_id)
+{
+ struct net_device *dev = (struct net_device *)dev_id;
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ if (unlikely(!dev)) {
+ pr_err("%s: invalid dev pointer\n", __func__);
+ return IRQ_NONE;
+ }
+
+ if (priv->is_gmac) {
+ unsigned long ioaddr = dev->base_addr;
+ /* To handle GMAC own interrupts */
+ priv->mac_type->ops->host_irq_status(ioaddr);
+ }
+ stmmac_dma_interrupt(dev);
+
+ return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/* Polling receive - used by NETCONSOLE and other diagnostic tools
+ * to allow network I/O with interrupts disabled. */
+static void stmmac_poll_controller(struct net_device *dev)
+{
+ disable_irq(dev->irq);
+ stmmac_interrupt(dev->irq, dev);
+ enable_irq(dev->irq);
+}
+#endif
+
+/**
+ * stmmac_ioctl - Entry point for the Ioctl
+ * @dev: Device pointer.
+ * @rq: An IOCTL specefic structure, that can contain a pointer to
+ * a proprietary structure used to pass information to the driver.
+ * @cmd: IOCTL command
+ * Description:
+ * Currently there are no special functionality supported in IOCTL, just the
+ * phy_mii_ioctl(...) can be invoked.
+ */
+static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ int ret = -EOPNOTSUPP;
+
+ if (!netif_running(dev))
+ return -EINVAL;
+
+ switch (cmd) {
+ case SIOCGMIIPHY:
+ case SIOCGMIIREG:
+ case SIOCSMIIREG:
+ if (!priv->phydev)
+ return -EINVAL;
+
+ spin_lock(&priv->lock);
+ ret = phy_mii_ioctl(priv->phydev, if_mii(rq), cmd);
+ spin_unlock(&priv->lock);
+ default:
+ break;
+ }
+ return ret;
+}
+
+#ifdef STMMAC_VLAN_TAG_USED
+static void stmmac_vlan_rx_register(struct net_device *dev,
+ struct vlan_group *grp)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ DBG(probe, INFO, "%s: Setting vlgrp to %p\n", dev->name, grp);
+
+ spin_lock(&priv->lock);
+ priv->vlgrp = grp;
+ spin_unlock(&priv->lock);
+
+ return;
+}
+#endif
+
+static const struct net_device_ops stmmac_netdev_ops = {
+ .ndo_open = stmmac_open,
+ .ndo_start_xmit = stmmac_xmit,
+ .ndo_stop = stmmac_release,
+ .ndo_change_mtu = stmmac_change_mtu,
+ .ndo_set_multicast_list = stmmac_multicast_list,
+ .ndo_tx_timeout = stmmac_tx_timeout,
+ .ndo_do_ioctl = stmmac_ioctl,
+ .ndo_set_config = stmmac_config,
+#ifdef STMMAC_VLAN_TAG_USED
+ .ndo_vlan_rx_register = stmmac_vlan_rx_register,
+#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = stmmac_poll_controller,
+#endif
+ .ndo_set_mac_address = eth_mac_addr,
+};
+
+/**
+ * stmmac_probe - Initialization of the adapter .
+ * @dev : device pointer
+ * Description: The function initializes the network device structure for
+ * the STMMAC driver. It also calls the low level routines
+ * in order to init the HW (i.e. the DMA engine)
+ */
+static int stmmac_probe(struct net_device *dev)
+{
+ int ret = 0;
+ struct stmmac_priv *priv = netdev_priv(dev);
+
+ ether_setup(dev);
+
+ dev->netdev_ops = &stmmac_netdev_ops;
+ stmmac_set_ethtool_ops(dev);
+
+ dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA);
+ dev->watchdog_timeo = msecs_to_jiffies(watchdog);
+#ifdef STMMAC_VLAN_TAG_USED
+ /* Both mac100 and gmac support receive VLAN tag detection */
+ dev->features |= NETIF_F_HW_VLAN_RX;
+#endif
+ priv->msg_enable = netif_msg_init(debug, default_msg_level);
+
+ if (priv->is_gmac)
+ priv->rx_csum = 1;
+
+ if (flow_ctrl)
+ priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */
+
+ priv->pause = pause;
+ netif_napi_add(dev, &priv->napi, stmmac_poll, 64);
+
+ /* Get the MAC address */
+ priv->mac_type->ops->get_umac_addr(dev->base_addr, dev->dev_addr, 0);
+
+ if (!is_valid_ether_addr(dev->dev_addr))
+ pr_warning("\tno valid MAC address;"
+ "please, use ifconfig or nwhwconfig!\n");
+
+ ret = register_netdev(dev);
+ if (ret) {
+ pr_err("%s: ERROR %i registering the device\n",
+ __func__, ret);
+ return -ENODEV;
+ }
+
+ DBG(probe, DEBUG, "%s: Scatter/Gather: %s - HW checksums: %s\n",
+ dev->name, (dev->features & NETIF_F_SG) ? "on" : "off",
+ (dev->features & NETIF_F_HW_CSUM) ? "on" : "off");
+
+ spin_lock_init(&priv->lock);
+
+ return ret;
+}
+
+/**
+ * stmmac_mac_device_setup
+ * @dev : device pointer
+ * Description: select and initialise the mac device (mac100 or Gmac).
+ */
+static int stmmac_mac_device_setup(struct net_device *dev)
+{
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned long ioaddr = dev->base_addr;
+
+ struct mac_device_info *device;
+
+ if (priv->is_gmac)
+ device = gmac_setup(ioaddr);
+ else
+ device = mac100_setup(ioaddr);
+
+ if (!device)
+ return -ENOMEM;
+
+ priv->mac_type = device;
+
+ priv->wolenabled = priv->mac_type->hw.pmt; /* PMT supported */
+ if (priv->wolenabled == PMT_SUPPORTED)
+ priv->wolopts = WAKE_MAGIC; /* Magic Frame */
+
+ return 0;
+}
+
+static int stmmacphy_dvr_probe(struct platform_device *pdev)
+{
+ struct plat_stmmacphy_data *plat_dat;
+ plat_dat = (struct plat_stmmacphy_data *)((pdev->dev).platform_data);
+
+ pr_debug("stmmacphy_dvr_probe: added phy for bus %d\n",
+ plat_dat->bus_id);
+
+ return 0;
+}
+
+static int stmmacphy_dvr_remove(struct platform_device *pdev)
+{
+ return 0;
+}
+
+static struct platform_driver stmmacphy_driver = {
+ .driver = {
+ .name = PHY_RESOURCE_NAME,
+ },
+ .probe = stmmacphy_dvr_probe,
+ .remove = stmmacphy_dvr_remove,
+};
+
+/**
+ * stmmac_associate_phy
+ * @dev: pointer to device structure
+ * @data: points to the private structure.
+ * Description: Scans through all the PHYs we have registered and checks if
+ * any are associated with our MAC. If so, then just fill in
+ * the blanks in our local context structure
+ */
+static int stmmac_associate_phy(struct device *dev, void *data)
+{
+ struct stmmac_priv *priv = (struct stmmac_priv *)data;
+ struct plat_stmmacphy_data *plat_dat;
+
+ plat_dat = (struct plat_stmmacphy_data *)(dev->platform_data);
+
+ DBG(probe, DEBUG, "%s: checking phy for bus %d\n", __func__,
+ plat_dat->bus_id);
+
+ /* Check that this phy is for the MAC being initialised */
+ if (priv->bus_id != plat_dat->bus_id)
+ return 0;
+
+ /* OK, this PHY is connected to the MAC.
+ Go ahead and get the parameters */
+ DBG(probe, DEBUG, "%s: OK. Found PHY config\n", __func__);
+ priv->phy_irq =
+ platform_get_irq_byname(to_platform_device(dev), "phyirq");
+ DBG(probe, DEBUG, "%s: PHY irq on bus %d is %d\n", __func__,
+ plat_dat->bus_id, priv->phy_irq);
+
+ /* Override with kernel parameters if supplied XXX CRS XXX
+ * this needs to have multiple instances */
+ if ((phyaddr >= 0) && (phyaddr <= 31))
+ plat_dat->phy_addr = phyaddr;
+
+ priv->phy_addr = plat_dat->phy_addr;
+ priv->phy_mask = plat_dat->phy_mask;
+ priv->phy_interface = plat_dat->interface;
+ priv->phy_reset = plat_dat->phy_reset;
+
+ DBG(probe, DEBUG, "%s: exiting\n", __func__);
+ return 1; /* forces exit of driver_for_each_device() */
+}
+
+/**
+ * stmmac_dvr_probe
+ * @pdev: platform device pointer
+ * Description: the driver is initialized through platform_device.
+ */
+static int stmmac_dvr_probe(struct platform_device *pdev)
+{
+ int ret = 0;
+ struct resource *res;
+ unsigned int *addr = NULL;
+ struct net_device *ndev = NULL;
+ struct stmmac_priv *priv;
+ struct plat_stmmacenet_data *plat_dat;
+
+ pr_info("STMMAC driver:\n\tplatform registration... ");
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ ret = -ENODEV;
+ goto out;
+ }
+ pr_info("done!\n");
+
+ if (!request_mem_region(res->start, (res->end - res->start),
+ pdev->name)) {
+ pr_err("%s: ERROR: memory allocation failed"
+ "cannot get the I/O addr 0x%x\n",
+ __func__, (unsigned int)res->start);
+ ret = -EBUSY;
+ goto out;
+ }
+
+ addr = ioremap(res->start, (res->end - res->start));
+ if (!addr) {
+ pr_err("%s: ERROR: memory mapping failed \n", __func__);
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ndev = alloc_etherdev(sizeof(struct stmmac_priv));
+ if (!ndev) {
+ pr_err("%s: ERROR: allocating the device\n", __func__);
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ SET_NETDEV_DEV(ndev, &pdev->dev);
+
+ /* Get the MAC information */
+ ndev->irq = platform_get_irq_byname(pdev, "macirq");
+ if (ndev->irq == -ENXIO) {
+ pr_err("%s: ERROR: MAC IRQ configuration "
+ "information not found\n", __func__);
+ ret = -ENODEV;
+ goto out;
+ }
+
+ priv = netdev_priv(ndev);
+ priv->device = &(pdev->dev);
+ priv->dev = ndev;
+ plat_dat = (struct plat_stmmacenet_data *)((pdev->dev).platform_data);
+ priv->bus_id = plat_dat->bus_id;
+ priv->pbl = plat_dat->pbl; /* TLI */
+ priv->is_gmac = plat_dat->has_gmac; /* GMAC is on board */
+
+ platform_set_drvdata(pdev, ndev);
+
+ /* Set the I/O base addr */
+ ndev->base_addr = (unsigned long)addr;
+
+ /* MAC HW revice detection */
+ ret = stmmac_mac_device_setup(ndev);
+ if (ret < 0)
+ goto out;
+
+ /* Network Device Registration */
+ ret = stmmac_probe(ndev);
+ if (ret < 0)
+ goto out;
+
+ /* associate a PHY - it is provided by another platform bus */
+ if (!driver_for_each_device
+ (&(stmmacphy_driver.driver), NULL, (void *)priv,
+ stmmac_associate_phy)) {
+ pr_err("No PHY device is associated with this MAC!\n");
+ ret = -ENODEV;
+ goto out;
+ }
+
+ priv->fix_mac_speed = plat_dat->fix_mac_speed;
+ priv->bsp_priv = plat_dat->bsp_priv;
+
+ pr_info("\t%s - (dev. name: %s - id: %d, IRQ #%d\n"
+ "\tIO base addr: 0x%08x)\n", ndev->name, pdev->name,
+ pdev->id, ndev->irq, (unsigned int)addr);
+
+ /* MDIO bus Registration */
+ pr_debug("\tMDIO bus (id: %d)...", priv->bus_id);
+ ret = stmmac_mdio_register(ndev);
+ if (ret < 0)
+ goto out;
+ pr_debug("registered!\n");
+
+out:
+ if (ret < 0) {
+ platform_set_drvdata(pdev, NULL);
+ release_mem_region(res->start, (res->end - res->start));
+ if (addr != NULL)
+ iounmap(addr);
+ }
+
+ return ret;
+}
+
+/**
+ * stmmac_dvr_remove
+ * @pdev: platform device pointer
+ * Description: this function resets the TX/RX processes, disables the MAC RX/TX
+ * changes the link status, releases the DMA descriptor rings,
+ * unregisters the MDIO bus and unmaps the allocated memory.
+ */
+static int stmmac_dvr_remove(struct platform_device *pdev)
+{
+ struct net_device *ndev = platform_get_drvdata(pdev);
+ struct resource *res;
+
+ pr_info("%s:\n\tremoving driver", __func__);
+
+ stmmac_dma_stop_rx(ndev->base_addr);
+ stmmac_dma_stop_tx(ndev->base_addr);
+
+ stmmac_mac_disable_rx(ndev->base_addr);
+ stmmac_mac_disable_tx(ndev->base_addr);
+
+ netif_carrier_off(ndev);
+
+ stmmac_mdio_unregister(ndev);
+
+ platform_set_drvdata(pdev, NULL);
+ unregister_netdev(ndev);
+
+ iounmap((void *)ndev->base_addr);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(res->start, (res->end - res->start));
+
+ free_netdev(ndev);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int stmmac_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct stmmac_priv *priv = netdev_priv(dev);
+ int dis_ic = 0;
+
+ if (!dev || !netif_running(dev))
+ return 0;
+
+ spin_lock(&priv->lock);
+
+ if (state.event == PM_EVENT_SUSPEND) {
+ netif_device_detach(dev);
+ netif_stop_queue(dev);
+ if (priv->phydev)
+ phy_stop(priv->phydev);
+
+#ifdef CONFIG_STMMAC_TIMER
+ priv->tm->timer_stop();
+ dis_ic = 1;
+#endif
+ napi_disable(&priv->napi);
+
+ /* Stop TX/RX DMA */
+ stmmac_dma_stop_tx(dev->base_addr);
+ stmmac_dma_stop_rx(dev->base_addr);
+ /* Clear the Rx/Tx descriptors */
+ priv->mac_type->ops->init_rx_desc(priv->dma_rx,
+ priv->dma_rx_size, dis_ic);
+ priv->mac_type->ops->init_tx_desc(priv->dma_tx,
+ priv->dma_tx_size);
+
+ stmmac_mac_disable_tx(dev->base_addr);
+
+ if (device_may_wakeup(&(pdev->dev))) {
+ /* Enable Power down mode by programming the PMT regs */
+ if (priv->wolenabled == PMT_SUPPORTED)
+ priv->mac_type->ops->pmt(dev->base_addr,
+ priv->wolopts);
+ } else {
+ stmmac_mac_disable_rx(dev->base_addr);
+ }
+ } else {
+ priv->shutdown = 1;
+ /* Although this can appear slightly redundant it actually
+ * makes fast the standby operation and guarantees the driver
+ * working if hibernation is on media. */
+ stmmac_release(dev);
+ }
+
+ spin_unlock(&priv->lock);
+ return 0;
+}
+
+static int stmmac_resume(struct platform_device *pdev)
+{
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct stmmac_priv *priv = netdev_priv(dev);
+ unsigned long ioaddr = dev->base_addr;
+
+ if (!netif_running(dev))
+ return 0;
+
+ spin_lock(&priv->lock);
+
+ if (priv->shutdown) {
+ /* Re-open the interface and re-init the MAC/DMA
+ and the rings. */
+ stmmac_open(dev);
+ goto out_resume;
+ }
+
+ /* Power Down bit, into the PM register, is cleared
+ * automatically as soon as a magic packet or a Wake-up frame
+ * is received. Anyway, it's better to manually clear
+ * this bit because it can generate problems while resuming
+ * from another devices (e.g. serial console). */
+ if (device_may_wakeup(&(pdev->dev)))
+ if (priv->wolenabled == PMT_SUPPORTED)
+ priv->mac_type->ops->pmt(dev->base_addr, 0);
+
+ netif_device_attach(dev);
+
+ /* Enable the MAC and DMA */
+ stmmac_mac_enable_rx(ioaddr);
+ stmmac_mac_enable_tx(ioaddr);
+ stmmac_dma_start_tx(ioaddr);
+ stmmac_dma_start_rx(ioaddr);
+
+#ifdef CONFIG_STMMAC_TIMER
+ priv->tm->timer_start(tmrate);
+#endif
+ napi_enable(&priv->napi);
+
+ if (priv->phydev)
+ phy_start(priv->phydev);
+
+ netif_start_queue(dev);
+
+out_resume:
+ spin_unlock(&priv->lock);
+ return 0;
+}
+#endif
+
+static struct platform_driver stmmac_driver = {
+ .driver = {
+ .name = STMMAC_RESOURCE_NAME,
+ },
+ .probe = stmmac_dvr_probe,
+ .remove = stmmac_dvr_remove,
+#ifdef CONFIG_PM
+ .suspend = stmmac_suspend,
+ .resume = stmmac_resume,
+#endif
+
+};
+
+/**
+ * stmmac_init_module - Entry point for the driver
+ * Description: This function is the entry point for the driver.
+ */
+static int __init stmmac_init_module(void)
+{
+ int ret;
+
+ if (platform_driver_register(&stmmacphy_driver)) {
+ pr_err("No PHY devices registered!\n");
+ return -ENODEV;
+ }
+
+ ret = platform_driver_register(&stmmac_driver);
+ return ret;
+}
+
+/**
+ * stmmac_cleanup_module - Cleanup routine for the driver
+ * Description: This function is the cleanup routine for the driver.
+ */
+static void __exit stmmac_cleanup_module(void)
+{
+ platform_driver_unregister(&stmmacphy_driver);
+ platform_driver_unregister(&stmmac_driver);
+}
+
+#ifndef MODULE
+static int __init stmmac_cmdline_opt(char *str)
+{
+ char *opt;
+
+ if (!str || !*str)
+ return -EINVAL;
+ while ((opt = strsep(&str, ",")) != NULL) {
+ if (!strncmp(opt, "debug:", 6))
+ strict_strtoul(opt + 6, 0, (unsigned long *)&debug);
+ else if (!strncmp(opt, "phyaddr:", 8))
+ strict_strtoul(opt + 8, 0, (unsigned long *)&phyaddr);
+ else if (!strncmp(opt, "dma_txsize:", 11))
+ strict_strtoul(opt + 11, 0,
+ (unsigned long *)&dma_txsize);
+ else if (!strncmp(opt, "dma_rxsize:", 11))
+ strict_strtoul(opt + 11, 0,
+ (unsigned long *)&dma_rxsize);
+ else if (!strncmp(opt, "buf_sz:", 7))
+ strict_strtoul(opt + 7, 0, (unsigned long *)&buf_sz);
+ else if (!strncmp(opt, "tc:", 3))
+ strict_strtoul(opt + 3, 0, (unsigned long *)&tc);
+ else if (!strncmp(opt, "tx_coe:", 7))
+ strict_strtoul(opt + 7, 0, (unsigned long *)&tx_coe);
+ else if (!strncmp(opt, "watchdog:", 9))
+ strict_strtoul(opt + 9, 0, (unsigned long *)&watchdog);
+ else if (!strncmp(opt, "flow_ctrl:", 10))
+ strict_strtoul(opt + 10, 0,
+ (unsigned long *)&flow_ctrl);
+ else if (!strncmp(opt, "pause:", 6))
+ strict_strtoul(opt + 6, 0, (unsigned long *)&pause);
+#ifdef CONFIG_STMMAC_TIMER
+ else if (!strncmp(opt, "tmrate:", 7))
+ strict_strtoul(opt + 7, 0, (unsigned long *)&tmrate);
+#endif
+ }
+ return 0;
+}
+
+__setup("stmmaceth=", stmmac_cmdline_opt);
+#endif
+
+module_init(stmmac_init_module);
+module_exit(stmmac_cleanup_module);
+
+MODULE_DESCRIPTION("STMMAC 10/100/1000 Ethernet driver");
+MODULE_AUTHOR("Giuseppe Cavallaro <peppe.cavallaro@st.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/stmmac/stmmac_mdio.c b/drivers/net/stmmac/stmmac_mdio.c
new file mode 100644
index 00000000000..8498552a22f
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_mdio.c
@@ -0,0 +1,217 @@
+/*******************************************************************************
+ STMMAC Ethernet Driver -- MDIO bus implementation
+ Provides Bus interface for MII registers
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Carl Shaw <carl.shaw@st.com>
+ Maintainer: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+
+#define MII_BUSY 0x00000001
+#define MII_WRITE 0x00000002
+
+/**
+ * stmmac_mdio_read
+ * @bus: points to the mii_bus structure
+ * @phyaddr: MII addr reg bits 15-11
+ * @phyreg: MII addr reg bits 10-6
+ * Description: it reads data from the MII register from within the phy device.
+ * For the 7111 GMAC, we must set the bit 0 in the MII address register while
+ * accessing the PHY registers.
+ * Fortunately, it seems this has no drawback for the 7109 MAC.
+ */
+static int stmmac_mdio_read(struct mii_bus *bus, int phyaddr, int phyreg)
+{
+ struct net_device *ndev = bus->priv;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ unsigned long ioaddr = ndev->base_addr;
+ unsigned int mii_address = priv->mac_type->hw.mii.addr;
+ unsigned int mii_data = priv->mac_type->hw.mii.data;
+
+ int data;
+ u16 regValue = (((phyaddr << 11) & (0x0000F800)) |
+ ((phyreg << 6) & (0x000007C0)));
+ regValue |= MII_BUSY; /* in case of GMAC */
+
+ do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+ writel(regValue, ioaddr + mii_address);
+ do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+ /* Read the data from the MII data register */
+ data = (int)readl(ioaddr + mii_data);
+
+ return data;
+}
+
+/**
+ * stmmac_mdio_write
+ * @bus: points to the mii_bus structure
+ * @phyaddr: MII addr reg bits 15-11
+ * @phyreg: MII addr reg bits 10-6
+ * @phydata: phy data
+ * Description: it writes the data into the MII register from within the device.
+ */
+static int stmmac_mdio_write(struct mii_bus *bus, int phyaddr, int phyreg,
+ u16 phydata)
+{
+ struct net_device *ndev = bus->priv;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ unsigned long ioaddr = ndev->base_addr;
+ unsigned int mii_address = priv->mac_type->hw.mii.addr;
+ unsigned int mii_data = priv->mac_type->hw.mii.data;
+
+ u16 value =
+ (((phyaddr << 11) & (0x0000F800)) | ((phyreg << 6) & (0x000007C0)))
+ | MII_WRITE;
+
+ value |= MII_BUSY;
+
+ /* Wait until any existing MII operation is complete */
+ do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+ /* Set the MII address register to write */
+ writel(phydata, ioaddr + mii_data);
+ writel(value, ioaddr + mii_address);
+
+ /* Wait until any existing MII operation is complete */
+ do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+ return 0;
+}
+
+/**
+ * stmmac_mdio_reset
+ * @bus: points to the mii_bus structure
+ * Description: reset the MII bus
+ */
+static int stmmac_mdio_reset(struct mii_bus *bus)
+{
+ struct net_device *ndev = bus->priv;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ unsigned long ioaddr = ndev->base_addr;
+ unsigned int mii_address = priv->mac_type->hw.mii.addr;
+
+ if (priv->phy_reset) {
+ pr_debug("stmmac_mdio_reset: calling phy_reset\n");
+ priv->phy_reset(priv->bsp_priv);
+ }
+
+ /* This is a workaround for problems with the STE101P PHY.
+ * It doesn't complete its reset until at least one clock cycle
+ * on MDC, so perform a dummy mdio read.
+ */
+ writel(0, ioaddr + mii_address);
+
+ return 0;
+}
+
+/**
+ * stmmac_mdio_register
+ * @ndev: net device structure
+ * Description: it registers the MII bus
+ */
+int stmmac_mdio_register(struct net_device *ndev)
+{
+ int err = 0;
+ struct mii_bus *new_bus;
+ int *irqlist;
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ int addr, found;
+
+ new_bus = mdiobus_alloc();
+ if (new_bus == NULL)
+ return -ENOMEM;
+
+ irqlist = kzalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
+ if (irqlist == NULL) {
+ err = -ENOMEM;
+ goto irqlist_alloc_fail;
+ }
+
+ /* Assign IRQ to phy at address phy_addr */
+ if (priv->phy_addr != -1)
+ irqlist[priv->phy_addr] = priv->phy_irq;
+
+ new_bus->name = "STMMAC MII Bus";
+ new_bus->read = &stmmac_mdio_read;
+ new_bus->write = &stmmac_mdio_write;
+ new_bus->reset = &stmmac_mdio_reset;
+ snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", priv->bus_id);
+ new_bus->priv = ndev;
+ new_bus->irq = irqlist;
+ new_bus->phy_mask = priv->phy_mask;
+ new_bus->parent = priv->device;
+ err = mdiobus_register(new_bus);
+ if (err != 0) {
+ pr_err("%s: Cannot register as MDIO bus\n", new_bus->name);
+ goto bus_register_fail;
+ }
+
+ priv->mii = new_bus;
+
+ found = 0;
+ for (addr = 0; addr < 32; addr++) {
+ struct phy_device *phydev = new_bus->phy_map[addr];
+ if (phydev) {
+ if (priv->phy_addr == -1) {
+ priv->phy_addr = addr;
+ phydev->irq = priv->phy_irq;
+ irqlist[addr] = priv->phy_irq;
+ }
+ pr_info("%s: PHY ID %08x at %d IRQ %d (%s)%s\n",
+ ndev->name, phydev->phy_id, addr,
+ phydev->irq, dev_name(&phydev->dev),
+ (addr == priv->phy_addr) ? " active" : "");
+ found = 1;
+ }
+ }
+
+ if (!found)
+ pr_warning("%s: No PHY found\n", ndev->name);
+
+ return 0;
+bus_register_fail:
+ kfree(irqlist);
+irqlist_alloc_fail:
+ kfree(new_bus);
+ return err;
+}
+
+/**
+ * stmmac_mdio_unregister
+ * @ndev: net device structure
+ * Description: it unregisters the MII bus
+ */
+int stmmac_mdio_unregister(struct net_device *ndev)
+{
+ struct stmmac_priv *priv = netdev_priv(ndev);
+
+ mdiobus_unregister(priv->mii);
+ priv->mii->priv = NULL;
+ kfree(priv->mii);
+
+ return 0;
+}
diff --git a/drivers/net/stmmac/stmmac_timer.c b/drivers/net/stmmac/stmmac_timer.c
new file mode 100644
index 00000000000..b838c658207
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_timer.c
@@ -0,0 +1,140 @@
+/*******************************************************************************
+ STMMAC external timer support.
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/etherdevice.h>
+#include "stmmac_timer.h"
+
+static void stmmac_timer_handler(void *data)
+{
+ struct net_device *dev = (struct net_device *)data;
+
+ stmmac_schedule(dev);
+
+ return;
+}
+
+#define STMMAC_TIMER_MSG(timer, freq) \
+printk(KERN_INFO "stmmac_timer: %s Timer ON (freq %dHz)\n", timer, freq);
+
+#if defined(CONFIG_STMMAC_RTC_TIMER)
+#include <linux/rtc.h>
+static struct rtc_device *stmmac_rtc;
+static rtc_task_t stmmac_task;
+
+static void stmmac_rtc_start(unsigned int new_freq)
+{
+ rtc_irq_set_freq(stmmac_rtc, &stmmac_task, new_freq);
+ rtc_irq_set_state(stmmac_rtc, &stmmac_task, 1);
+ return;
+}
+
+static void stmmac_rtc_stop(void)
+{
+ rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0);
+ return;
+}
+
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
+{
+ stmmac_task.private_data = dev;
+ stmmac_task.func = stmmac_timer_handler;
+
+ stmmac_rtc = rtc_class_open(CONFIG_RTC_HCTOSYS_DEVICE);
+ if (stmmac_rtc == NULL) {
+ pr_error("open rtc device failed\n");
+ return -ENODEV;
+ }
+
+ rtc_irq_register(stmmac_rtc, &stmmac_task);
+
+ /* Periodic mode is not supported */
+ if ((rtc_irq_set_freq(stmmac_rtc, &stmmac_task, tm->freq) < 0)) {
+ pr_error("set periodic failed\n");
+ rtc_irq_unregister(stmmac_rtc, &stmmac_task);
+ rtc_class_close(stmmac_rtc);
+ return -1;
+ }
+
+ STMMAC_TIMER_MSG(CONFIG_RTC_HCTOSYS_DEVICE, tm->freq);
+
+ tm->timer_start = stmmac_rtc_start;
+ tm->timer_stop = stmmac_rtc_stop;
+
+ return 0;
+}
+
+int stmmac_close_ext_timer(void)
+{
+ rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0);
+ rtc_irq_unregister(stmmac_rtc, &stmmac_task);
+ rtc_class_close(stmmac_rtc);
+ return 0;
+}
+
+#elif defined(CONFIG_STMMAC_TMU_TIMER)
+#include <linux/clk.h>
+#define TMU_CHANNEL "tmu2_clk"
+static struct clk *timer_clock;
+
+static void stmmac_tmu_start(unsigned int new_freq)
+{
+ clk_set_rate(timer_clock, new_freq);
+ clk_enable(timer_clock);
+ return;
+}
+
+static void stmmac_tmu_stop(void)
+{
+ clk_disable(timer_clock);
+ return;
+}
+
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
+{
+ timer_clock = clk_get(NULL, TMU_CHANNEL);
+
+ if (timer_clock == NULL)
+ return -1;
+
+ if (tmu2_register_user(stmmac_timer_handler, (void *)dev) < 0) {
+ timer_clock = NULL;
+ return -1;
+ }
+
+ STMMAC_TIMER_MSG("TMU2", tm->freq);
+ tm->timer_start = stmmac_tmu_start;
+ tm->timer_stop = stmmac_tmu_stop;
+
+ return 0;
+}
+
+int stmmac_close_ext_timer(void)
+{
+ clk_disable(timer_clock);
+ tmu2_unregister_user();
+ clk_put(timer_clock);
+ return 0;
+}
+#endif
diff --git a/drivers/net/stmmac/stmmac_timer.h b/drivers/net/stmmac/stmmac_timer.h
new file mode 100644
index 00000000000..f795cae3372
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_timer.h
@@ -0,0 +1,41 @@
+/*******************************************************************************
+ STMMAC external timer Header File.
+
+ Copyright (C) 2007-2009 STMicroelectronics Ltd
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+struct stmmac_timer {
+ void (*timer_start) (unsigned int new_freq);
+ void (*timer_stop) (void);
+ unsigned int freq;
+};
+
+/* Open the HW timer device and return 0 in case of success */
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm);
+/* Stop the timer and release it */
+int stmmac_close_ext_timer(void);
+/* Function used for scheduling task within the stmmac */
+void stmmac_schedule(struct net_device *dev);
+
+#if defined(CONFIG_STMMAC_TMU_TIMER)
+extern int tmu2_register_user(void *fnt, void *data);
+extern void tmu2_unregister_user(void);
+#endif
diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c
index 36cb2423bcf..75fa32e34fd 100644
--- a/drivers/net/tokenring/ibmtr.c
+++ b/drivers/net/tokenring/ibmtr.c
@@ -1144,9 +1144,16 @@ static void dir_open_adapter (struct net_device *dev)
} else {
char **prphase = printphase;
char **prerror = printerror;
+ int pnr = err / 16 - 1;
+ int enr = err % 16 - 1;
DPRINTK("TR Adapter misc open failure, error code = ");
- printk("0x%x, Phase: %s, Error: %s\n",
- err, prphase[err/16 -1], prerror[err%16 -1]);
+ if (pnr < 0 || pnr >= ARRAY_SIZE(printphase) ||
+ enr < 0 ||
+ enr >= ARRAY_SIZE(printerror))
+ printk("0x%x, invalid Phase/Error.", err);
+ else
+ printk("0x%x, Phase: %s, Error: %s\n", err,
+ prphase[pnr], prerror[enr]);
printk(" retrying after %ds delay...\n",
TR_RETRY_INTERVAL/HZ);
}
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 72470f77f55..a2b30a10064 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -649,6 +649,10 @@ static const struct usb_device_id products[] = {
USB_DEVICE(0x0fe6, 0x8101), /* DM9601 USB to Fast Ethernet Adapter */
.driver_info = (unsigned long)&dm9601_info,
},
+ {
+ USB_DEVICE(0x0a46, 0x9000), /* DM9000E */
+ .driver_info = (unsigned long)&dm9601_info,
+ },
{}, // END
};
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 6fdaba8674b..ed4a508ef26 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -62,8 +62,11 @@ static char *devid=NULL;
static struct usb_eth_dev usb_dev_id[] = {
#define PEGASUS_DEV(pn, vid, pid, flags) \
{.name = pn, .vendor = vid, .device = pid, .private = flags},
+#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \
+ PEGASUS_DEV(pn, vid, pid, flags)
#include "pegasus.h"
#undef PEGASUS_DEV
+#undef PEGASUS_DEV_CLASS
{NULL, 0, 0, 0},
{NULL, 0, 0, 0}
};
@@ -71,8 +74,18 @@ static struct usb_eth_dev usb_dev_id[] = {
static struct usb_device_id pegasus_ids[] = {
#define PEGASUS_DEV(pn, vid, pid, flags) \
{.match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = vid, .idProduct = pid},
+/*
+ * The Belkin F8T012xx1 bluetooth adaptor has the same vendor and product
+ * IDs as the Belkin F5D5050, so we need to teach the pegasus driver to
+ * ignore adaptors belonging to the "Wireless" class 0xE0. For this one
+ * case anyway, seeing as the pegasus is for "Wired" adaptors.
+ */
+#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \
+ {.match_flags = (USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_DEV_CLASS), \
+ .idVendor = vid, .idProduct = pid, .bDeviceClass = dclass},
#include "pegasus.h"
#undef PEGASUS_DEV
+#undef PEGASUS_DEV_CLASS
{},
{}
};
diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h
index f968c834ff6..5d02f020073 100644
--- a/drivers/net/usb/pegasus.h
+++ b/drivers/net/usb/pegasus.h
@@ -202,7 +202,11 @@ PEGASUS_DEV( "AEI USB Fast Ethernet Adapter", VENDOR_AEILAB, 0x1701,
DEFAULT_GPIO_RESET | PEGASUS_II )
PEGASUS_DEV( "Allied Telesyn Int. AT-USB100", VENDOR_ALLIEDTEL, 0xb100,
DEFAULT_GPIO_RESET | PEGASUS_II )
-PEGASUS_DEV( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121,
+/*
+ * Distinguish between this Belkin adaptor and the Belkin bluetooth adaptors
+ * with the same product IDs by checking the device class too.
+ */
+PEGASUS_DEV_CLASS( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121, 0x00,
DEFAULT_GPIO_RESET | PEGASUS_II )
PEGASUS_DEV( "Billionton USB-100", VENDOR_BILLIONTON, 0x0986,
DEFAULT_GPIO_RESET )
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index 0caa8008c51..f56dec6119c 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -362,12 +362,12 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
retval = -EINVAL;
goto halt_fail_and_release;
}
- dev->hard_mtu = tmp;
- net->mtu = dev->hard_mtu - net->hard_header_len;
dev_warn(&intf->dev,
"dev can't take %u byte packets (max %u), "
"adjusting MTU to %u\n",
- dev->hard_mtu, tmp, net->mtu);
+ dev->hard_mtu, tmp, tmp - net->hard_header_len);
+ dev->hard_mtu = tmp;
+ net->mtu = dev->hard_mtu - net->hard_header_len;
}
/* REVISIT: peripheral "alignment" request is ignored ... */
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 8d009760277..05630f2f693 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -22,7 +22,6 @@
#include <linux/ethtool.h>
#include <linux/module.h>
#include <linux/virtio.h>
-#include <linux/virtio_ids.h>
#include <linux/virtio_net.h>
#include <linux/scatterlist.h>
#include <linux/if_vlan.h>
@@ -454,7 +453,7 @@ static unsigned int free_old_xmit_skbs(struct virtnet_info *vi)
vi->dev->stats.tx_bytes += skb->len;
vi->dev->stats.tx_packets++;
tot_sgs += skb_vnet_hdr(skb)->num_sg;
- kfree_skb(skb);
+ dev_kfree_skb_any(skb);
}
return tot_sgs;
}
@@ -517,8 +516,7 @@ again:
/* Free up any pending old buffers before queueing new ones. */
free_old_xmit_skbs(vi);
- /* Put new one in send queue and do transmit */
- __skb_queue_head(&vi->send, skb);
+ /* Try to transmit */
capacity = xmit_skb(vi, skb);
/* This can happen with OOM and indirect buffers. */
@@ -532,8 +530,17 @@ again:
}
return NETDEV_TX_BUSY;
}
-
vi->svq->vq_ops->kick(vi->svq);
+
+ /*
+ * Put new one in send queue. You'd expect we'd need this before
+ * xmit_skb calls add_buf(), since the callback can be triggered
+ * immediately after that. But since the callback just triggers
+ * another call back here, normal network xmit locking prevents the
+ * race.
+ */
+ __skb_queue_head(&vi->send, skb);
+
/* Don't wait up for transmitted skbs to be freed. */
skb_orphan(skb);
nf_reset(skb);
diff --git a/drivers/net/vmxnet3/Makefile b/drivers/net/vmxnet3/Makefile
new file mode 100644
index 00000000000..880f5098eac
--- /dev/null
+++ b/drivers/net/vmxnet3/Makefile
@@ -0,0 +1,35 @@
+################################################################################
+#
+# Linux driver for VMware's vmxnet3 ethernet NIC.
+#
+# Copyright (C) 2007-2009, VMware, Inc. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; version 2 of the License and no later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+# NON INFRINGEMENT. See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# The full GNU General Public License is included in this distribution in
+# the file called "COPYING".
+#
+# Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+#
+#
+################################################################################
+
+#
+# Makefile for the VMware vmxnet3 ethernet NIC driver
+#
+
+obj-$(CONFIG_VMXNET3) += vmxnet3.o
+
+vmxnet3-objs := vmxnet3_drv.o vmxnet3_ethtool.o
diff --git a/drivers/net/vmxnet3/upt1_defs.h b/drivers/net/vmxnet3/upt1_defs.h
new file mode 100644
index 00000000000..37108fb226d
--- /dev/null
+++ b/drivers/net/vmxnet3/upt1_defs.h
@@ -0,0 +1,96 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _UPT1_DEFS_H
+#define _UPT1_DEFS_H
+
+struct UPT1_TxStats {
+ u64 TSOPktsTxOK; /* TSO pkts post-segmentation */
+ u64 TSOBytesTxOK;
+ u64 ucastPktsTxOK;
+ u64 ucastBytesTxOK;
+ u64 mcastPktsTxOK;
+ u64 mcastBytesTxOK;
+ u64 bcastPktsTxOK;
+ u64 bcastBytesTxOK;
+ u64 pktsTxError;
+ u64 pktsTxDiscard;
+};
+
+struct UPT1_RxStats {
+ u64 LROPktsRxOK; /* LRO pkts */
+ u64 LROBytesRxOK; /* bytes from LRO pkts */
+ /* the following counters are for pkts from the wire, i.e., pre-LRO */
+ u64 ucastPktsRxOK;
+ u64 ucastBytesRxOK;
+ u64 mcastPktsRxOK;
+ u64 mcastBytesRxOK;
+ u64 bcastPktsRxOK;
+ u64 bcastBytesRxOK;
+ u64 pktsRxOutOfBuf;
+ u64 pktsRxError;
+};
+
+/* interrupt moderation level */
+enum {
+ UPT1_IML_NONE = 0, /* no interrupt moderation */
+ UPT1_IML_HIGHEST = 7, /* least intr generated */
+ UPT1_IML_ADAPTIVE = 8, /* adpative intr moderation */
+};
+/* values for UPT1_RSSConf.hashFunc */
+enum {
+ UPT1_RSS_HASH_TYPE_NONE = 0x0,
+ UPT1_RSS_HASH_TYPE_IPV4 = 0x01,
+ UPT1_RSS_HASH_TYPE_TCP_IPV4 = 0x02,
+ UPT1_RSS_HASH_TYPE_IPV6 = 0x04,
+ UPT1_RSS_HASH_TYPE_TCP_IPV6 = 0x08,
+};
+
+enum {
+ UPT1_RSS_HASH_FUNC_NONE = 0x0,
+ UPT1_RSS_HASH_FUNC_TOEPLITZ = 0x01,
+};
+
+#define UPT1_RSS_MAX_KEY_SIZE 40
+#define UPT1_RSS_MAX_IND_TABLE_SIZE 128
+
+struct UPT1_RSSConf {
+ u16 hashType;
+ u16 hashFunc;
+ u16 hashKeySize;
+ u16 indTableSize;
+ u8 hashKey[UPT1_RSS_MAX_KEY_SIZE];
+ u8 indTable[UPT1_RSS_MAX_IND_TABLE_SIZE];
+};
+
+/* features */
+enum {
+ UPT1_F_RXCSUM = 0x0001, /* rx csum verification */
+ UPT1_F_RSS = 0x0002,
+ UPT1_F_RXVLAN = 0x0004, /* VLAN tag stripping */
+ UPT1_F_LRO = 0x0008,
+};
+#endif
diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h
new file mode 100644
index 00000000000..dc8ee4438a4
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_defs.h
@@ -0,0 +1,535 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _VMXNET3_DEFS_H_
+#define _VMXNET3_DEFS_H_
+
+#include "upt1_defs.h"
+
+/* all registers are 32 bit wide */
+/* BAR 1 */
+enum {
+ VMXNET3_REG_VRRS = 0x0, /* Vmxnet3 Revision Report Selection */
+ VMXNET3_REG_UVRS = 0x8, /* UPT Version Report Selection */
+ VMXNET3_REG_DSAL = 0x10, /* Driver Shared Address Low */
+ VMXNET3_REG_DSAH = 0x18, /* Driver Shared Address High */
+ VMXNET3_REG_CMD = 0x20, /* Command */
+ VMXNET3_REG_MACL = 0x28, /* MAC Address Low */
+ VMXNET3_REG_MACH = 0x30, /* MAC Address High */
+ VMXNET3_REG_ICR = 0x38, /* Interrupt Cause Register */
+ VMXNET3_REG_ECR = 0x40 /* Event Cause Register */
+};
+
+/* BAR 0 */
+enum {
+ VMXNET3_REG_IMR = 0x0, /* Interrupt Mask Register */
+ VMXNET3_REG_TXPROD = 0x600, /* Tx Producer Index */
+ VMXNET3_REG_RXPROD = 0x800, /* Rx Producer Index for ring 1 */
+ VMXNET3_REG_RXPROD2 = 0xA00 /* Rx Producer Index for ring 2 */
+};
+
+#define VMXNET3_PT_REG_SIZE 4096 /* BAR 0 */
+#define VMXNET3_VD_REG_SIZE 4096 /* BAR 1 */
+
+#define VMXNET3_REG_ALIGN 8 /* All registers are 8-byte aligned. */
+#define VMXNET3_REG_ALIGN_MASK 0x7
+
+/* I/O Mapped access to registers */
+#define VMXNET3_IO_TYPE_PT 0
+#define VMXNET3_IO_TYPE_VD 1
+#define VMXNET3_IO_ADDR(type, reg) (((type) << 24) | ((reg) & 0xFFFFFF))
+#define VMXNET3_IO_TYPE(addr) ((addr) >> 24)
+#define VMXNET3_IO_REG(addr) ((addr) & 0xFFFFFF)
+
+enum {
+ VMXNET3_CMD_FIRST_SET = 0xCAFE0000,
+ VMXNET3_CMD_ACTIVATE_DEV = VMXNET3_CMD_FIRST_SET,
+ VMXNET3_CMD_QUIESCE_DEV,
+ VMXNET3_CMD_RESET_DEV,
+ VMXNET3_CMD_UPDATE_RX_MODE,
+ VMXNET3_CMD_UPDATE_MAC_FILTERS,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS,
+ VMXNET3_CMD_UPDATE_RSSIDT,
+ VMXNET3_CMD_UPDATE_IML,
+ VMXNET3_CMD_UPDATE_PMCFG,
+ VMXNET3_CMD_UPDATE_FEATURE,
+ VMXNET3_CMD_LOAD_PLUGIN,
+
+ VMXNET3_CMD_FIRST_GET = 0xF00D0000,
+ VMXNET3_CMD_GET_QUEUE_STATUS = VMXNET3_CMD_FIRST_GET,
+ VMXNET3_CMD_GET_STATS,
+ VMXNET3_CMD_GET_LINK,
+ VMXNET3_CMD_GET_PERM_MAC_LO,
+ VMXNET3_CMD_GET_PERM_MAC_HI,
+ VMXNET3_CMD_GET_DID_LO,
+ VMXNET3_CMD_GET_DID_HI,
+ VMXNET3_CMD_GET_DEV_EXTRA_INFO,
+ VMXNET3_CMD_GET_CONF_INTR
+};
+
+struct Vmxnet3_TxDesc {
+ u64 addr;
+
+ u32 len:14;
+ u32 gen:1; /* generation bit */
+ u32 rsvd:1;
+ u32 dtype:1; /* descriptor type */
+ u32 ext1:1;
+ u32 msscof:14; /* MSS, checksum offset, flags */
+
+ u32 hlen:10; /* header len */
+ u32 om:2; /* offload mode */
+ u32 eop:1; /* End Of Packet */
+ u32 cq:1; /* completion request */
+ u32 ext2:1;
+ u32 ti:1; /* VLAN Tag Insertion */
+ u32 tci:16; /* Tag to Insert */
+};
+
+/* TxDesc.OM values */
+#define VMXNET3_OM_NONE 0
+#define VMXNET3_OM_CSUM 2
+#define VMXNET3_OM_TSO 3
+
+/* fields in TxDesc we access w/o using bit fields */
+#define VMXNET3_TXD_EOP_SHIFT 12
+#define VMXNET3_TXD_CQ_SHIFT 13
+#define VMXNET3_TXD_GEN_SHIFT 14
+
+#define VMXNET3_TXD_CQ (1 << VMXNET3_TXD_CQ_SHIFT)
+#define VMXNET3_TXD_EOP (1 << VMXNET3_TXD_EOP_SHIFT)
+#define VMXNET3_TXD_GEN (1 << VMXNET3_TXD_GEN_SHIFT)
+
+#define VMXNET3_HDR_COPY_SIZE 128
+
+
+struct Vmxnet3_TxDataDesc {
+ u8 data[VMXNET3_HDR_COPY_SIZE];
+};
+
+
+struct Vmxnet3_TxCompDesc {
+ u32 txdIdx:12; /* Index of the EOP TxDesc */
+ u32 ext1:20;
+
+ u32 ext2;
+ u32 ext3;
+
+ u32 rsvd:24;
+ u32 type:7; /* completion type */
+ u32 gen:1; /* generation bit */
+};
+
+
+struct Vmxnet3_RxDesc {
+ u64 addr;
+
+ u32 len:14;
+ u32 btype:1; /* Buffer Type */
+ u32 dtype:1; /* Descriptor type */
+ u32 rsvd:15;
+ u32 gen:1; /* Generation bit */
+
+ u32 ext1;
+};
+
+/* values of RXD.BTYPE */
+#define VMXNET3_RXD_BTYPE_HEAD 0 /* head only */
+#define VMXNET3_RXD_BTYPE_BODY 1 /* body only */
+
+/* fields in RxDesc we access w/o using bit fields */
+#define VMXNET3_RXD_BTYPE_SHIFT 14
+#define VMXNET3_RXD_GEN_SHIFT 31
+
+
+struct Vmxnet3_RxCompDesc {
+ u32 rxdIdx:12; /* Index of the RxDesc */
+ u32 ext1:2;
+ u32 eop:1; /* End of Packet */
+ u32 sop:1; /* Start of Packet */
+ u32 rqID:10; /* rx queue/ring ID */
+ u32 rssType:4; /* RSS hash type used */
+ u32 cnc:1; /* Checksum Not Calculated */
+ u32 ext2:1;
+
+ u32 rssHash; /* RSS hash value */
+
+ u32 len:14; /* data length */
+ u32 err:1; /* Error */
+ u32 ts:1; /* Tag is stripped */
+ u32 tci:16; /* Tag stripped */
+
+ u32 csum:16;
+ u32 tuc:1; /* TCP/UDP Checksum Correct */
+ u32 udp:1; /* UDP packet */
+ u32 tcp:1; /* TCP packet */
+ u32 ipc:1; /* IP Checksum Correct */
+ u32 v6:1; /* IPv6 */
+ u32 v4:1; /* IPv4 */
+ u32 frg:1; /* IP Fragment */
+ u32 fcs:1; /* Frame CRC correct */
+ u32 type:7; /* completion type */
+ u32 gen:1; /* generation bit */
+};
+
+/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.dword[3] */
+#define VMXNET3_RCD_TUC_SHIFT 16
+#define VMXNET3_RCD_IPC_SHIFT 19
+
+/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.qword[1] */
+#define VMXNET3_RCD_TYPE_SHIFT 56
+#define VMXNET3_RCD_GEN_SHIFT 63
+
+/* csum OK for TCP/UDP pkts over IP */
+#define VMXNET3_RCD_CSUM_OK (1 << VMXNET3_RCD_TUC_SHIFT | \
+ 1 << VMXNET3_RCD_IPC_SHIFT)
+
+/* value of RxCompDesc.rssType */
+enum {
+ VMXNET3_RCD_RSS_TYPE_NONE = 0,
+ VMXNET3_RCD_RSS_TYPE_IPV4 = 1,
+ VMXNET3_RCD_RSS_TYPE_TCPIPV4 = 2,
+ VMXNET3_RCD_RSS_TYPE_IPV6 = 3,
+ VMXNET3_RCD_RSS_TYPE_TCPIPV6 = 4,
+};
+
+
+/* a union for accessing all cmd/completion descriptors */
+union Vmxnet3_GenericDesc {
+ u64 qword[2];
+ u32 dword[4];
+ u16 word[8];
+ struct Vmxnet3_TxDesc txd;
+ struct Vmxnet3_RxDesc rxd;
+ struct Vmxnet3_TxCompDesc tcd;
+ struct Vmxnet3_RxCompDesc rcd;
+};
+
+#define VMXNET3_INIT_GEN 1
+
+/* Max size of a single tx buffer */
+#define VMXNET3_MAX_TX_BUF_SIZE (1 << 14)
+
+/* # of tx desc needed for a tx buffer size */
+#define VMXNET3_TXD_NEEDED(size) (((size) + VMXNET3_MAX_TX_BUF_SIZE - 1) / \
+ VMXNET3_MAX_TX_BUF_SIZE)
+
+/* max # of tx descs for a non-tso pkt */
+#define VMXNET3_MAX_TXD_PER_PKT 16
+
+/* Max size of a single rx buffer */
+#define VMXNET3_MAX_RX_BUF_SIZE ((1 << 14) - 1)
+/* Minimum size of a type 0 buffer */
+#define VMXNET3_MIN_T0_BUF_SIZE 128
+#define VMXNET3_MAX_CSUM_OFFSET 1024
+
+/* Ring base address alignment */
+#define VMXNET3_RING_BA_ALIGN 512
+#define VMXNET3_RING_BA_MASK (VMXNET3_RING_BA_ALIGN - 1)
+
+/* Ring size must be a multiple of 32 */
+#define VMXNET3_RING_SIZE_ALIGN 32
+#define VMXNET3_RING_SIZE_MASK (VMXNET3_RING_SIZE_ALIGN - 1)
+
+/* Max ring size */
+#define VMXNET3_TX_RING_MAX_SIZE 4096
+#define VMXNET3_TC_RING_MAX_SIZE 4096
+#define VMXNET3_RX_RING_MAX_SIZE 4096
+#define VMXNET3_RC_RING_MAX_SIZE 8192
+
+/* a list of reasons for queue stop */
+
+enum {
+ VMXNET3_ERR_NOEOP = 0x80000000, /* cannot find the EOP desc of a pkt */
+ VMXNET3_ERR_TXD_REUSE = 0x80000001, /* reuse TxDesc before tx completion */
+ VMXNET3_ERR_BIG_PKT = 0x80000002, /* too many TxDesc for a pkt */
+ VMXNET3_ERR_DESC_NOT_SPT = 0x80000003, /* descriptor type not supported */
+ VMXNET3_ERR_SMALL_BUF = 0x80000004, /* type 0 buffer too small */
+ VMXNET3_ERR_STRESS = 0x80000005, /* stress option firing in vmkernel */
+ VMXNET3_ERR_SWITCH = 0x80000006, /* mode switch failure */
+ VMXNET3_ERR_TXD_INVALID = 0x80000007, /* invalid TxDesc */
+};
+
+/* completion descriptor types */
+#define VMXNET3_CDTYPE_TXCOMP 0 /* Tx Completion Descriptor */
+#define VMXNET3_CDTYPE_RXCOMP 3 /* Rx Completion Descriptor */
+
+enum {
+ VMXNET3_GOS_BITS_UNK = 0, /* unknown */
+ VMXNET3_GOS_BITS_32 = 1,
+ VMXNET3_GOS_BITS_64 = 2,
+};
+
+#define VMXNET3_GOS_TYPE_LINUX 1
+
+
+struct Vmxnet3_GOSInfo {
+ u32 gosBits:2; /* 32-bit or 64-bit? */
+ u32 gosType:4; /* which guest */
+ u32 gosVer:16; /* gos version */
+ u32 gosMisc:10; /* other info about gos */
+};
+
+
+struct Vmxnet3_DriverInfo {
+ u32 version;
+ struct Vmxnet3_GOSInfo gos;
+ u32 vmxnet3RevSpt;
+ u32 uptVerSpt;
+};
+
+
+#define VMXNET3_REV1_MAGIC 0xbabefee1
+
+/*
+ * QueueDescPA must be 128 bytes aligned. It points to an array of
+ * Vmxnet3_TxQueueDesc followed by an array of Vmxnet3_RxQueueDesc.
+ * The number of Vmxnet3_TxQueueDesc/Vmxnet3_RxQueueDesc are specified by
+ * Vmxnet3_MiscConf.numTxQueues/numRxQueues, respectively.
+ */
+#define VMXNET3_QUEUE_DESC_ALIGN 128
+
+
+struct Vmxnet3_MiscConf {
+ struct Vmxnet3_DriverInfo driverInfo;
+ u64 uptFeatures;
+ u64 ddPA; /* driver data PA */
+ u64 queueDescPA; /* queue descriptor table PA */
+ u32 ddLen; /* driver data len */
+ u32 queueDescLen; /* queue desc. table len in bytes */
+ u32 mtu;
+ u16 maxNumRxSG;
+ u8 numTxQueues;
+ u8 numRxQueues;
+ u32 reserved[4];
+};
+
+
+struct Vmxnet3_TxQueueConf {
+ u64 txRingBasePA;
+ u64 dataRingBasePA;
+ u64 compRingBasePA;
+ u64 ddPA; /* driver data */
+ u64 reserved;
+ u32 txRingSize; /* # of tx desc */
+ u32 dataRingSize; /* # of data desc */
+ u32 compRingSize; /* # of comp desc */
+ u32 ddLen; /* size of driver data */
+ u8 intrIdx;
+ u8 _pad[7];
+};
+
+
+struct Vmxnet3_RxQueueConf {
+ u64 rxRingBasePA[2];
+ u64 compRingBasePA;
+ u64 ddPA; /* driver data */
+ u64 reserved;
+ u32 rxRingSize[2]; /* # of rx desc */
+ u32 compRingSize; /* # of rx comp desc */
+ u32 ddLen; /* size of driver data */
+ u8 intrIdx;
+ u8 _pad[7];
+};
+
+
+enum vmxnet3_intr_mask_mode {
+ VMXNET3_IMM_AUTO = 0,
+ VMXNET3_IMM_ACTIVE = 1,
+ VMXNET3_IMM_LAZY = 2
+};
+
+enum vmxnet3_intr_type {
+ VMXNET3_IT_AUTO = 0,
+ VMXNET3_IT_INTX = 1,
+ VMXNET3_IT_MSI = 2,
+ VMXNET3_IT_MSIX = 3
+};
+
+#define VMXNET3_MAX_TX_QUEUES 8
+#define VMXNET3_MAX_RX_QUEUES 16
+/* addition 1 for events */
+#define VMXNET3_MAX_INTRS 25
+
+
+struct Vmxnet3_IntrConf {
+ bool autoMask;
+ u8 numIntrs; /* # of interrupts */
+ u8 eventIntrIdx;
+ u8 modLevels[VMXNET3_MAX_INTRS]; /* moderation level for
+ * each intr */
+ u32 reserved[3];
+};
+
+/* one bit per VLAN ID, the size is in the units of u32 */
+#define VMXNET3_VFT_SIZE (4096 / (sizeof(u32) * 8))
+
+
+struct Vmxnet3_QueueStatus {
+ bool stopped;
+ u8 _pad[3];
+ u32 error;
+};
+
+
+struct Vmxnet3_TxQueueCtrl {
+ u32 txNumDeferred;
+ u32 txThreshold;
+ u64 reserved;
+};
+
+
+struct Vmxnet3_RxQueueCtrl {
+ bool updateRxProd;
+ u8 _pad[7];
+ u64 reserved;
+};
+
+enum {
+ VMXNET3_RXM_UCAST = 0x01, /* unicast only */
+ VMXNET3_RXM_MCAST = 0x02, /* multicast passing the filters */
+ VMXNET3_RXM_BCAST = 0x04, /* broadcast only */
+ VMXNET3_RXM_ALL_MULTI = 0x08, /* all multicast */
+ VMXNET3_RXM_PROMISC = 0x10 /* promiscuous */
+};
+
+struct Vmxnet3_RxFilterConf {
+ u32 rxMode; /* VMXNET3_RXM_xxx */
+ u16 mfTableLen; /* size of the multicast filter table */
+ u16 _pad1;
+ u64 mfTablePA; /* PA of the multicast filters table */
+ u32 vfTable[VMXNET3_VFT_SIZE]; /* vlan filter */
+};
+
+
+#define VMXNET3_PM_MAX_FILTERS 6
+#define VMXNET3_PM_MAX_PATTERN_SIZE 128
+#define VMXNET3_PM_MAX_MASK_SIZE (VMXNET3_PM_MAX_PATTERN_SIZE / 8)
+
+#define VMXNET3_PM_WAKEUP_MAGIC 0x01 /* wake up on magic pkts */
+#define VMXNET3_PM_WAKEUP_FILTER 0x02 /* wake up on pkts matching
+ * filters */
+
+
+struct Vmxnet3_PM_PktFilter {
+ u8 maskSize;
+ u8 patternSize;
+ u8 mask[VMXNET3_PM_MAX_MASK_SIZE];
+ u8 pattern[VMXNET3_PM_MAX_PATTERN_SIZE];
+ u8 pad[6];
+};
+
+
+struct Vmxnet3_PMConf {
+ u16 wakeUpEvents; /* VMXNET3_PM_WAKEUP_xxx */
+ u8 numFilters;
+ u8 pad[5];
+ struct Vmxnet3_PM_PktFilter filters[VMXNET3_PM_MAX_FILTERS];
+};
+
+
+struct Vmxnet3_VariableLenConfDesc {
+ u32 confVer;
+ u32 confLen;
+ u64 confPA;
+};
+
+
+struct Vmxnet3_TxQueueDesc {
+ struct Vmxnet3_TxQueueCtrl ctrl;
+ struct Vmxnet3_TxQueueConf conf;
+
+ /* Driver read after a GET command */
+ struct Vmxnet3_QueueStatus status;
+ struct UPT1_TxStats stats;
+ u8 _pad[88]; /* 128 aligned */
+};
+
+
+struct Vmxnet3_RxQueueDesc {
+ struct Vmxnet3_RxQueueCtrl ctrl;
+ struct Vmxnet3_RxQueueConf conf;
+ /* Driver read after a GET commad */
+ struct Vmxnet3_QueueStatus status;
+ struct UPT1_RxStats stats;
+ u8 __pad[88]; /* 128 aligned */
+};
+
+
+struct Vmxnet3_DSDevRead {
+ /* read-only region for device, read by dev in response to a SET cmd */
+ struct Vmxnet3_MiscConf misc;
+ struct Vmxnet3_IntrConf intrConf;
+ struct Vmxnet3_RxFilterConf rxFilterConf;
+ struct Vmxnet3_VariableLenConfDesc rssConfDesc;
+ struct Vmxnet3_VariableLenConfDesc pmConfDesc;
+ struct Vmxnet3_VariableLenConfDesc pluginConfDesc;
+};
+
+/* All structures in DriverShared are padded to multiples of 8 bytes */
+struct Vmxnet3_DriverShared {
+ u32 magic;
+ /* make devRead start at 64bit boundaries */
+ u32 pad;
+ struct Vmxnet3_DSDevRead devRead;
+ u32 ecr;
+ u32 reserved[5];
+};
+
+
+#define VMXNET3_ECR_RQERR (1 << 0)
+#define VMXNET3_ECR_TQERR (1 << 1)
+#define VMXNET3_ECR_LINK (1 << 2)
+#define VMXNET3_ECR_DIC (1 << 3)
+#define VMXNET3_ECR_DEBUG (1 << 4)
+
+/* flip the gen bit of a ring */
+#define VMXNET3_FLIP_RING_GEN(gen) ((gen) = (gen) ^ 0x1)
+
+/* only use this if moving the idx won't affect the gen bit */
+#define VMXNET3_INC_RING_IDX_ONLY(idx, ring_size) \
+ do {\
+ (idx)++;\
+ if (unlikely((idx) == (ring_size))) {\
+ (idx) = 0;\
+ } \
+ } while (0)
+
+#define VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid) \
+ (vfTable[vid >> 5] |= (1 << (vid & 31)))
+#define VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid) \
+ (vfTable[vid >> 5] &= ~(1 << (vid & 31)))
+
+#define VMXNET3_VFTABLE_ENTRY_IS_SET(vfTable, vid) \
+ ((vfTable[vid >> 5] & (1 << (vid & 31))) != 0)
+
+#define VMXNET3_MAX_MTU 9000
+#define VMXNET3_MIN_MTU 60
+
+#define VMXNET3_LINK_UP (10000 << 16 | 1) /* 10 Gbps, up */
+#define VMXNET3_LINK_DOWN 0
+
+#endif /* _VMXNET3_DEFS_H_ */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
new file mode 100644
index 00000000000..004353a46af
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -0,0 +1,2574 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#include "vmxnet3_int.h"
+
+char vmxnet3_driver_name[] = "vmxnet3";
+#define VMXNET3_DRIVER_DESC "VMware vmxnet3 virtual NIC driver"
+
+
+/*
+ * PCI Device ID Table
+ * Last entry must be all 0s
+ */
+static const struct pci_device_id vmxnet3_pciid_table[] = {
+ {PCI_VDEVICE(VMWARE, PCI_DEVICE_ID_VMWARE_VMXNET3)},
+ {0}
+};
+
+MODULE_DEVICE_TABLE(pci, vmxnet3_pciid_table);
+
+static atomic_t devices_found;
+
+
+/*
+ * Enable/Disable the given intr
+ */
+static void
+vmxnet3_enable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx)
+{
+ VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 0);
+}
+
+
+static void
+vmxnet3_disable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx)
+{
+ VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 1);
+}
+
+
+/*
+ * Enable/Disable all intrs used by the device
+ */
+static void
+vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter)
+{
+ int i;
+
+ for (i = 0; i < adapter->intr.num_intrs; i++)
+ vmxnet3_enable_intr(adapter, i);
+}
+
+
+static void
+vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter)
+{
+ int i;
+
+ for (i = 0; i < adapter->intr.num_intrs; i++)
+ vmxnet3_disable_intr(adapter, i);
+}
+
+
+static void
+vmxnet3_ack_events(struct vmxnet3_adapter *adapter, u32 events)
+{
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_ECR, events);
+}
+
+
+static bool
+vmxnet3_tq_stopped(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+ return netif_queue_stopped(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_start(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+ tq->stopped = false;
+ netif_start_queue(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_wake(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+ tq->stopped = false;
+ netif_wake_queue(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_stop(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+ tq->stopped = true;
+ tq->num_stop++;
+ netif_stop_queue(adapter->netdev);
+}
+
+
+/*
+ * Check the link state. This may start or stop the tx queue.
+ */
+static void
+vmxnet3_check_link(struct vmxnet3_adapter *adapter)
+{
+ u32 ret;
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_LINK);
+ ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+ adapter->link_speed = ret >> 16;
+ if (ret & 1) { /* Link is up. */
+ printk(KERN_INFO "%s: NIC Link is Up %d Mbps\n",
+ adapter->netdev->name, adapter->link_speed);
+ if (!netif_carrier_ok(adapter->netdev))
+ netif_carrier_on(adapter->netdev);
+
+ vmxnet3_tq_start(&adapter->tx_queue, adapter);
+ } else {
+ printk(KERN_INFO "%s: NIC Link is Down\n",
+ adapter->netdev->name);
+ if (netif_carrier_ok(adapter->netdev))
+ netif_carrier_off(adapter->netdev);
+
+ vmxnet3_tq_stop(&adapter->tx_queue, adapter);
+ }
+}
+
+
+static void
+vmxnet3_process_events(struct vmxnet3_adapter *adapter)
+{
+ u32 events = adapter->shared->ecr;
+ if (!events)
+ return;
+
+ vmxnet3_ack_events(adapter, events);
+
+ /* Check if link state has changed */
+ if (events & VMXNET3_ECR_LINK)
+ vmxnet3_check_link(adapter);
+
+ /* Check if there is an error on xmit/recv queues */
+ if (events & (VMXNET3_ECR_TQERR | VMXNET3_ECR_RQERR)) {
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_GET_QUEUE_STATUS);
+
+ if (adapter->tqd_start->status.stopped) {
+ printk(KERN_ERR "%s: tq error 0x%x\n",
+ adapter->netdev->name,
+ adapter->tqd_start->status.error);
+ }
+ if (adapter->rqd_start->status.stopped) {
+ printk(KERN_ERR "%s: rq error 0x%x\n",
+ adapter->netdev->name,
+ adapter->rqd_start->status.error);
+ }
+
+ schedule_work(&adapter->work);
+ }
+}
+
+
+static void
+vmxnet3_unmap_tx_buf(struct vmxnet3_tx_buf_info *tbi,
+ struct pci_dev *pdev)
+{
+ if (tbi->map_type == VMXNET3_MAP_SINGLE)
+ pci_unmap_single(pdev, tbi->dma_addr, tbi->len,
+ PCI_DMA_TODEVICE);
+ else if (tbi->map_type == VMXNET3_MAP_PAGE)
+ pci_unmap_page(pdev, tbi->dma_addr, tbi->len,
+ PCI_DMA_TODEVICE);
+ else
+ BUG_ON(tbi->map_type != VMXNET3_MAP_NONE);
+
+ tbi->map_type = VMXNET3_MAP_NONE; /* to help debugging */
+}
+
+
+static int
+vmxnet3_unmap_pkt(u32 eop_idx, struct vmxnet3_tx_queue *tq,
+ struct pci_dev *pdev, struct vmxnet3_adapter *adapter)
+{
+ struct sk_buff *skb;
+ int entries = 0;
+
+ /* no out of order completion */
+ BUG_ON(tq->buf_info[eop_idx].sop_idx != tq->tx_ring.next2comp);
+ BUG_ON(tq->tx_ring.base[eop_idx].txd.eop != 1);
+
+ skb = tq->buf_info[eop_idx].skb;
+ BUG_ON(skb == NULL);
+ tq->buf_info[eop_idx].skb = NULL;
+
+ VMXNET3_INC_RING_IDX_ONLY(eop_idx, tq->tx_ring.size);
+
+ while (tq->tx_ring.next2comp != eop_idx) {
+ vmxnet3_unmap_tx_buf(tq->buf_info + tq->tx_ring.next2comp,
+ pdev);
+
+ /* update next2comp w/o tx_lock. Since we are marking more,
+ * instead of less, tx ring entries avail, the worst case is
+ * that the tx routine incorrectly re-queues a pkt due to
+ * insufficient tx ring entries.
+ */
+ vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring);
+ entries++;
+ }
+
+ dev_kfree_skb_any(skb);
+ return entries;
+}
+
+
+static int
+vmxnet3_tq_tx_complete(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter)
+{
+ int completed = 0;
+ union Vmxnet3_GenericDesc *gdesc;
+
+ gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
+ while (gdesc->tcd.gen == tq->comp_ring.gen) {
+ completed += vmxnet3_unmap_pkt(gdesc->tcd.txdIdx, tq,
+ adapter->pdev, adapter);
+
+ vmxnet3_comp_ring_adv_next2proc(&tq->comp_ring);
+ gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
+ }
+
+ if (completed) {
+ spin_lock(&tq->tx_lock);
+ if (unlikely(vmxnet3_tq_stopped(tq, adapter) &&
+ vmxnet3_cmd_ring_desc_avail(&tq->tx_ring) >
+ VMXNET3_WAKE_QUEUE_THRESHOLD(tq) &&
+ netif_carrier_ok(adapter->netdev))) {
+ vmxnet3_tq_wake(tq, adapter);
+ }
+ spin_unlock(&tq->tx_lock);
+ }
+ return completed;
+}
+
+
+static void
+vmxnet3_tq_cleanup(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter)
+{
+ int i;
+
+ while (tq->tx_ring.next2comp != tq->tx_ring.next2fill) {
+ struct vmxnet3_tx_buf_info *tbi;
+ union Vmxnet3_GenericDesc *gdesc;
+
+ tbi = tq->buf_info + tq->tx_ring.next2comp;
+ gdesc = tq->tx_ring.base + tq->tx_ring.next2comp;
+
+ vmxnet3_unmap_tx_buf(tbi, adapter->pdev);
+ if (tbi->skb) {
+ dev_kfree_skb_any(tbi->skb);
+ tbi->skb = NULL;
+ }
+ vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring);
+ }
+
+ /* sanity check, verify all buffers are indeed unmapped and freed */
+ for (i = 0; i < tq->tx_ring.size; i++) {
+ BUG_ON(tq->buf_info[i].skb != NULL ||
+ tq->buf_info[i].map_type != VMXNET3_MAP_NONE);
+ }
+
+ tq->tx_ring.gen = VMXNET3_INIT_GEN;
+ tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0;
+
+ tq->comp_ring.gen = VMXNET3_INIT_GEN;
+ tq->comp_ring.next2proc = 0;
+}
+
+
+void
+vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter)
+{
+ if (tq->tx_ring.base) {
+ pci_free_consistent(adapter->pdev, tq->tx_ring.size *
+ sizeof(struct Vmxnet3_TxDesc),
+ tq->tx_ring.base, tq->tx_ring.basePA);
+ tq->tx_ring.base = NULL;
+ }
+ if (tq->data_ring.base) {
+ pci_free_consistent(adapter->pdev, tq->data_ring.size *
+ sizeof(struct Vmxnet3_TxDataDesc),
+ tq->data_ring.base, tq->data_ring.basePA);
+ tq->data_ring.base = NULL;
+ }
+ if (tq->comp_ring.base) {
+ pci_free_consistent(adapter->pdev, tq->comp_ring.size *
+ sizeof(struct Vmxnet3_TxCompDesc),
+ tq->comp_ring.base, tq->comp_ring.basePA);
+ tq->comp_ring.base = NULL;
+ }
+ kfree(tq->buf_info);
+ tq->buf_info = NULL;
+}
+
+
+static void
+vmxnet3_tq_init(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter)
+{
+ int i;
+
+ /* reset the tx ring contents to 0 and reset the tx ring states */
+ memset(tq->tx_ring.base, 0, tq->tx_ring.size *
+ sizeof(struct Vmxnet3_TxDesc));
+ tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0;
+ tq->tx_ring.gen = VMXNET3_INIT_GEN;
+
+ memset(tq->data_ring.base, 0, tq->data_ring.size *
+ sizeof(struct Vmxnet3_TxDataDesc));
+
+ /* reset the tx comp ring contents to 0 and reset comp ring states */
+ memset(tq->comp_ring.base, 0, tq->comp_ring.size *
+ sizeof(struct Vmxnet3_TxCompDesc));
+ tq->comp_ring.next2proc = 0;
+ tq->comp_ring.gen = VMXNET3_INIT_GEN;
+
+ /* reset the bookkeeping data */
+ memset(tq->buf_info, 0, sizeof(tq->buf_info[0]) * tq->tx_ring.size);
+ for (i = 0; i < tq->tx_ring.size; i++)
+ tq->buf_info[i].map_type = VMXNET3_MAP_NONE;
+
+ /* stats are not reset */
+}
+
+
+static int
+vmxnet3_tq_create(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter)
+{
+ BUG_ON(tq->tx_ring.base || tq->data_ring.base ||
+ tq->comp_ring.base || tq->buf_info);
+
+ tq->tx_ring.base = pci_alloc_consistent(adapter->pdev, tq->tx_ring.size
+ * sizeof(struct Vmxnet3_TxDesc),
+ &tq->tx_ring.basePA);
+ if (!tq->tx_ring.base) {
+ printk(KERN_ERR "%s: failed to allocate tx ring\n",
+ adapter->netdev->name);
+ goto err;
+ }
+
+ tq->data_ring.base = pci_alloc_consistent(adapter->pdev,
+ tq->data_ring.size *
+ sizeof(struct Vmxnet3_TxDataDesc),
+ &tq->data_ring.basePA);
+ if (!tq->data_ring.base) {
+ printk(KERN_ERR "%s: failed to allocate data ring\n",
+ adapter->netdev->name);
+ goto err;
+ }
+
+ tq->comp_ring.base = pci_alloc_consistent(adapter->pdev,
+ tq->comp_ring.size *
+ sizeof(struct Vmxnet3_TxCompDesc),
+ &tq->comp_ring.basePA);
+ if (!tq->comp_ring.base) {
+ printk(KERN_ERR "%s: failed to allocate tx comp ring\n",
+ adapter->netdev->name);
+ goto err;
+ }
+
+ tq->buf_info = kcalloc(tq->tx_ring.size, sizeof(tq->buf_info[0]),
+ GFP_KERNEL);
+ if (!tq->buf_info) {
+ printk(KERN_ERR "%s: failed to allocate tx bufinfo\n",
+ adapter->netdev->name);
+ goto err;
+ }
+
+ return 0;
+
+err:
+ vmxnet3_tq_destroy(tq, adapter);
+ return -ENOMEM;
+}
+
+
+/*
+ * starting from ring->next2fill, allocate rx buffers for the given ring
+ * of the rx queue and update the rx desc. stop after @num_to_alloc buffers
+ * are allocated or allocation fails
+ */
+
+static int
+vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
+ int num_to_alloc, struct vmxnet3_adapter *adapter)
+{
+ int num_allocated = 0;
+ struct vmxnet3_rx_buf_info *rbi_base = rq->buf_info[ring_idx];
+ struct vmxnet3_cmd_ring *ring = &rq->rx_ring[ring_idx];
+ u32 val;
+
+ while (num_allocated < num_to_alloc) {
+ struct vmxnet3_rx_buf_info *rbi;
+ union Vmxnet3_GenericDesc *gd;
+
+ rbi = rbi_base + ring->next2fill;
+ gd = ring->base + ring->next2fill;
+
+ if (rbi->buf_type == VMXNET3_RX_BUF_SKB) {
+ if (rbi->skb == NULL) {
+ rbi->skb = dev_alloc_skb(rbi->len +
+ NET_IP_ALIGN);
+ if (unlikely(rbi->skb == NULL)) {
+ rq->stats.rx_buf_alloc_failure++;
+ break;
+ }
+ rbi->skb->dev = adapter->netdev;
+
+ skb_reserve(rbi->skb, NET_IP_ALIGN);
+ rbi->dma_addr = pci_map_single(adapter->pdev,
+ rbi->skb->data, rbi->len,
+ PCI_DMA_FROMDEVICE);
+ } else {
+ /* rx buffer skipped by the device */
+ }
+ val = VMXNET3_RXD_BTYPE_HEAD << VMXNET3_RXD_BTYPE_SHIFT;
+ } else {
+ BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_PAGE ||
+ rbi->len != PAGE_SIZE);
+
+ if (rbi->page == NULL) {
+ rbi->page = alloc_page(GFP_ATOMIC);
+ if (unlikely(rbi->page == NULL)) {
+ rq->stats.rx_buf_alloc_failure++;
+ break;
+ }
+ rbi->dma_addr = pci_map_page(adapter->pdev,
+ rbi->page, 0, PAGE_SIZE,
+ PCI_DMA_FROMDEVICE);
+ } else {
+ /* rx buffers skipped by the device */
+ }
+ val = VMXNET3_RXD_BTYPE_BODY << VMXNET3_RXD_BTYPE_SHIFT;
+ }
+
+ BUG_ON(rbi->dma_addr == 0);
+ gd->rxd.addr = rbi->dma_addr;
+ gd->dword[2] = (ring->gen << VMXNET3_RXD_GEN_SHIFT) | val |
+ rbi->len;
+
+ num_allocated++;
+ vmxnet3_cmd_ring_adv_next2fill(ring);
+ }
+ rq->uncommitted[ring_idx] += num_allocated;
+
+ dev_dbg(&adapter->netdev->dev,
+ "alloc_rx_buf: %d allocated, next2fill %u, next2comp "
+ "%u, uncommited %u\n", num_allocated, ring->next2fill,
+ ring->next2comp, rq->uncommitted[ring_idx]);
+
+ /* so that the device can distinguish a full ring and an empty ring */
+ BUG_ON(num_allocated != 0 && ring->next2fill == ring->next2comp);
+
+ return num_allocated;
+}
+
+
+static void
+vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd,
+ struct vmxnet3_rx_buf_info *rbi)
+{
+ struct skb_frag_struct *frag = skb_shinfo(skb)->frags +
+ skb_shinfo(skb)->nr_frags;
+
+ BUG_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS);
+
+ frag->page = rbi->page;
+ frag->page_offset = 0;
+ frag->size = rcd->len;
+ skb->data_len += frag->size;
+ skb_shinfo(skb)->nr_frags++;
+}
+
+
+static void
+vmxnet3_map_pkt(struct sk_buff *skb, struct vmxnet3_tx_ctx *ctx,
+ struct vmxnet3_tx_queue *tq, struct pci_dev *pdev,
+ struct vmxnet3_adapter *adapter)
+{
+ u32 dw2, len;
+ unsigned long buf_offset;
+ int i;
+ union Vmxnet3_GenericDesc *gdesc;
+ struct vmxnet3_tx_buf_info *tbi = NULL;
+
+ BUG_ON(ctx->copy_size > skb_headlen(skb));
+
+ /* use the previous gen bit for the SOP desc */
+ dw2 = (tq->tx_ring.gen ^ 0x1) << VMXNET3_TXD_GEN_SHIFT;
+
+ ctx->sop_txd = tq->tx_ring.base + tq->tx_ring.next2fill;
+ gdesc = ctx->sop_txd; /* both loops below can be skipped */
+
+ /* no need to map the buffer if headers are copied */
+ if (ctx->copy_size) {
+ ctx->sop_txd->txd.addr = tq->data_ring.basePA +
+ tq->tx_ring.next2fill *
+ sizeof(struct Vmxnet3_TxDataDesc);
+ ctx->sop_txd->dword[2] = dw2 | ctx->copy_size;
+ ctx->sop_txd->dword[3] = 0;
+
+ tbi = tq->buf_info + tq->tx_ring.next2fill;
+ tbi->map_type = VMXNET3_MAP_NONE;
+
+ dev_dbg(&adapter->netdev->dev,
+ "txd[%u]: 0x%Lx 0x%x 0x%x\n",
+ tq->tx_ring.next2fill, ctx->sop_txd->txd.addr,
+ ctx->sop_txd->dword[2], ctx->sop_txd->dword[3]);
+ vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+
+ /* use the right gen for non-SOP desc */
+ dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+ }
+
+ /* linear part can use multiple tx desc if it's big */
+ len = skb_headlen(skb) - ctx->copy_size;
+ buf_offset = ctx->copy_size;
+ while (len) {
+ u32 buf_size;
+
+ buf_size = len > VMXNET3_MAX_TX_BUF_SIZE ?
+ VMXNET3_MAX_TX_BUF_SIZE : len;
+
+ tbi = tq->buf_info + tq->tx_ring.next2fill;
+ tbi->map_type = VMXNET3_MAP_SINGLE;
+ tbi->dma_addr = pci_map_single(adapter->pdev,
+ skb->data + buf_offset, buf_size,
+ PCI_DMA_TODEVICE);
+
+ tbi->len = buf_size; /* this automatically convert 2^14 to 0 */
+
+ gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
+ BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
+
+ gdesc->txd.addr = tbi->dma_addr;
+ gdesc->dword[2] = dw2 | buf_size;
+ gdesc->dword[3] = 0;
+
+ dev_dbg(&adapter->netdev->dev,
+ "txd[%u]: 0x%Lx 0x%x 0x%x\n",
+ tq->tx_ring.next2fill, gdesc->txd.addr,
+ gdesc->dword[2], gdesc->dword[3]);
+ vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+ dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+
+ len -= buf_size;
+ buf_offset += buf_size;
+ }
+
+ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+
+ tbi = tq->buf_info + tq->tx_ring.next2fill;
+ tbi->map_type = VMXNET3_MAP_PAGE;
+ tbi->dma_addr = pci_map_page(adapter->pdev, frag->page,
+ frag->page_offset, frag->size,
+ PCI_DMA_TODEVICE);
+
+ tbi->len = frag->size;
+
+ gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
+ BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
+
+ gdesc->txd.addr = tbi->dma_addr;
+ gdesc->dword[2] = dw2 | frag->size;
+ gdesc->dword[3] = 0;
+
+ dev_dbg(&adapter->netdev->dev,
+ "txd[%u]: 0x%llu %u %u\n",
+ tq->tx_ring.next2fill, gdesc->txd.addr,
+ gdesc->dword[2], gdesc->dword[3]);
+ vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+ dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+ }
+
+ ctx->eop_txd = gdesc;
+
+ /* set the last buf_info for the pkt */
+ tbi->skb = skb;
+ tbi->sop_idx = ctx->sop_txd - tq->tx_ring.base;
+}
+
+
+/*
+ * parse and copy relevant protocol headers:
+ * For a tso pkt, relevant headers are L2/3/4 including options
+ * For a pkt requesting csum offloading, they are L2/3 and may include L4
+ * if it's a TCP/UDP pkt
+ *
+ * Returns:
+ * -1: error happens during parsing
+ * 0: protocol headers parsed, but too big to be copied
+ * 1: protocol headers parsed and copied
+ *
+ * Other effects:
+ * 1. related *ctx fields are updated.
+ * 2. ctx->copy_size is # of bytes copied
+ * 3. the portion copied is guaranteed to be in the linear part
+ *
+ */
+static int
+vmxnet3_parse_and_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_tx_ctx *ctx,
+ struct vmxnet3_adapter *adapter)
+{
+ struct Vmxnet3_TxDataDesc *tdd;
+
+ if (ctx->mss) {
+ ctx->eth_ip_hdr_size = skb_transport_offset(skb);
+ ctx->l4_hdr_size = ((struct tcphdr *)
+ skb_transport_header(skb))->doff * 4;
+ ctx->copy_size = ctx->eth_ip_hdr_size + ctx->l4_hdr_size;
+ } else {
+ unsigned int pull_size;
+
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ ctx->eth_ip_hdr_size = skb_transport_offset(skb);
+
+ if (ctx->ipv4) {
+ struct iphdr *iph = (struct iphdr *)
+ skb_network_header(skb);
+ if (iph->protocol == IPPROTO_TCP) {
+ pull_size = ctx->eth_ip_hdr_size +
+ sizeof(struct tcphdr);
+
+ if (unlikely(!pskb_may_pull(skb,
+ pull_size))) {
+ goto err;
+ }
+ ctx->l4_hdr_size = ((struct tcphdr *)
+ skb_transport_header(skb))->doff * 4;
+ } else if (iph->protocol == IPPROTO_UDP) {
+ ctx->l4_hdr_size =
+ sizeof(struct udphdr);
+ } else {
+ ctx->l4_hdr_size = 0;
+ }
+ } else {
+ /* for simplicity, don't copy L4 headers */
+ ctx->l4_hdr_size = 0;
+ }
+ ctx->copy_size = ctx->eth_ip_hdr_size +
+ ctx->l4_hdr_size;
+ } else {
+ ctx->eth_ip_hdr_size = 0;
+ ctx->l4_hdr_size = 0;
+ /* copy as much as allowed */
+ ctx->copy_size = min((unsigned int)VMXNET3_HDR_COPY_SIZE
+ , skb_headlen(skb));
+ }
+
+ /* make sure headers are accessible directly */
+ if (unlikely(!pskb_may_pull(skb, ctx->copy_size)))
+ goto err;
+ }
+
+ if (unlikely(ctx->copy_size > VMXNET3_HDR_COPY_SIZE)) {
+ tq->stats.oversized_hdr++;
+ ctx->copy_size = 0;
+ return 0;
+ }
+
+ tdd = tq->data_ring.base + tq->tx_ring.next2fill;
+
+ memcpy(tdd->data, skb->data, ctx->copy_size);
+ dev_dbg(&adapter->netdev->dev,
+ "copy %u bytes to dataRing[%u]\n",
+ ctx->copy_size, tq->tx_ring.next2fill);
+ return 1;
+
+err:
+ return -1;
+}
+
+
+static void
+vmxnet3_prepare_tso(struct sk_buff *skb,
+ struct vmxnet3_tx_ctx *ctx)
+{
+ struct tcphdr *tcph = (struct tcphdr *)skb_transport_header(skb);
+ if (ctx->ipv4) {
+ struct iphdr *iph = (struct iphdr *)skb_network_header(skb);
+ iph->check = 0;
+ tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, 0,
+ IPPROTO_TCP, 0);
+ } else {
+ struct ipv6hdr *iph = (struct ipv6hdr *)skb_network_header(skb);
+ tcph->check = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, 0,
+ IPPROTO_TCP, 0);
+ }
+}
+
+
+/*
+ * Transmits a pkt thru a given tq
+ * Returns:
+ * NETDEV_TX_OK: descriptors are setup successfully
+ * NETDEV_TX_OK: error occured, the pkt is dropped
+ * NETDEV_TX_BUSY: tx ring is full, queue is stopped
+ *
+ * Side-effects:
+ * 1. tx ring may be changed
+ * 2. tq stats may be updated accordingly
+ * 3. shared->txNumDeferred may be updated
+ */
+
+static int
+vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter, struct net_device *netdev)
+{
+ int ret;
+ u32 count;
+ unsigned long flags;
+ struct vmxnet3_tx_ctx ctx;
+ union Vmxnet3_GenericDesc *gdesc;
+
+ /* conservatively estimate # of descriptors to use */
+ count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) +
+ skb_shinfo(skb)->nr_frags + 1;
+
+ ctx.ipv4 = (skb->protocol == __constant_ntohs(ETH_P_IP));
+
+ ctx.mss = skb_shinfo(skb)->gso_size;
+ if (ctx.mss) {
+ if (skb_header_cloned(skb)) {
+ if (unlikely(pskb_expand_head(skb, 0, 0,
+ GFP_ATOMIC) != 0)) {
+ tq->stats.drop_tso++;
+ goto drop_pkt;
+ }
+ tq->stats.copy_skb_header++;
+ }
+ vmxnet3_prepare_tso(skb, &ctx);
+ } else {
+ if (unlikely(count > VMXNET3_MAX_TXD_PER_PKT)) {
+
+ /* non-tso pkts must not use more than
+ * VMXNET3_MAX_TXD_PER_PKT entries
+ */
+ if (skb_linearize(skb) != 0) {
+ tq->stats.drop_too_many_frags++;
+ goto drop_pkt;
+ }
+ tq->stats.linearized++;
+
+ /* recalculate the # of descriptors to use */
+ count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) + 1;
+ }
+ }
+
+ ret = vmxnet3_parse_and_copy_hdr(skb, tq, &ctx, adapter);
+ if (ret >= 0) {
+ BUG_ON(ret <= 0 && ctx.copy_size != 0);
+ /* hdrs parsed, check against other limits */
+ if (ctx.mss) {
+ if (unlikely(ctx.eth_ip_hdr_size + ctx.l4_hdr_size >
+ VMXNET3_MAX_TX_BUF_SIZE)) {
+ goto hdr_too_big;
+ }
+ } else {
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ if (unlikely(ctx.eth_ip_hdr_size +
+ skb->csum_offset >
+ VMXNET3_MAX_CSUM_OFFSET)) {
+ goto hdr_too_big;
+ }
+ }
+ }
+ } else {
+ tq->stats.drop_hdr_inspect_err++;
+ goto drop_pkt;
+ }
+
+ spin_lock_irqsave(&tq->tx_lock, flags);
+
+ if (count > vmxnet3_cmd_ring_desc_avail(&tq->tx_ring)) {
+ tq->stats.tx_ring_full++;
+ dev_dbg(&adapter->netdev->dev,
+ "tx queue stopped on %s, next2comp %u"
+ " next2fill %u\n", adapter->netdev->name,
+ tq->tx_ring.next2comp, tq->tx_ring.next2fill);
+
+ vmxnet3_tq_stop(tq, adapter);
+ spin_unlock_irqrestore(&tq->tx_lock, flags);
+ return NETDEV_TX_BUSY;
+ }
+
+ /* fill tx descs related to addr & len */
+ vmxnet3_map_pkt(skb, &ctx, tq, adapter->pdev, adapter);
+
+ /* setup the EOP desc */
+ ctx.eop_txd->dword[3] = VMXNET3_TXD_CQ | VMXNET3_TXD_EOP;
+
+ /* setup the SOP desc */
+ gdesc = ctx.sop_txd;
+ if (ctx.mss) {
+ gdesc->txd.hlen = ctx.eth_ip_hdr_size + ctx.l4_hdr_size;
+ gdesc->txd.om = VMXNET3_OM_TSO;
+ gdesc->txd.msscof = ctx.mss;
+ tq->shared->txNumDeferred += (skb->len - gdesc->txd.hlen +
+ ctx.mss - 1) / ctx.mss;
+ } else {
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ gdesc->txd.hlen = ctx.eth_ip_hdr_size;
+ gdesc->txd.om = VMXNET3_OM_CSUM;
+ gdesc->txd.msscof = ctx.eth_ip_hdr_size +
+ skb->csum_offset;
+ } else {
+ gdesc->txd.om = 0;
+ gdesc->txd.msscof = 0;
+ }
+ tq->shared->txNumDeferred++;
+ }
+
+ if (vlan_tx_tag_present(skb)) {
+ gdesc->txd.ti = 1;
+ gdesc->txd.tci = vlan_tx_tag_get(skb);
+ }
+
+ wmb();
+
+ /* finally flips the GEN bit of the SOP desc */
+ gdesc->dword[2] ^= VMXNET3_TXD_GEN;
+ dev_dbg(&adapter->netdev->dev,
+ "txd[%u]: SOP 0x%Lx 0x%x 0x%x\n",
+ (u32)((union Vmxnet3_GenericDesc *)ctx.sop_txd -
+ tq->tx_ring.base), gdesc->txd.addr, gdesc->dword[2],
+ gdesc->dword[3]);
+
+ spin_unlock_irqrestore(&tq->tx_lock, flags);
+
+ if (tq->shared->txNumDeferred >= tq->shared->txThreshold) {
+ tq->shared->txNumDeferred = 0;
+ VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_TXPROD,
+ tq->tx_ring.next2fill);
+ }
+ netdev->trans_start = jiffies;
+
+ return NETDEV_TX_OK;
+
+hdr_too_big:
+ tq->stats.drop_oversized_hdr++;
+drop_pkt:
+ tq->stats.drop_total++;
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+}
+
+
+static netdev_tx_t
+vmxnet3_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ struct vmxnet3_tx_queue *tq = &adapter->tx_queue;
+
+ return vmxnet3_tq_xmit(skb, tq, adapter, netdev);
+}
+
+
+static void
+vmxnet3_rx_csum(struct vmxnet3_adapter *adapter,
+ struct sk_buff *skb,
+ union Vmxnet3_GenericDesc *gdesc)
+{
+ if (!gdesc->rcd.cnc && adapter->rxcsum) {
+ /* typical case: TCP/UDP over IP and both csums are correct */
+ if ((gdesc->dword[3] & VMXNET3_RCD_CSUM_OK) ==
+ VMXNET3_RCD_CSUM_OK) {
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ BUG_ON(!(gdesc->rcd.tcp || gdesc->rcd.udp));
+ BUG_ON(!(gdesc->rcd.v4 || gdesc->rcd.v6));
+ BUG_ON(gdesc->rcd.frg);
+ } else {
+ if (gdesc->rcd.csum) {
+ skb->csum = htons(gdesc->rcd.csum);
+ skb->ip_summed = CHECKSUM_PARTIAL;
+ } else {
+ skb->ip_summed = CHECKSUM_NONE;
+ }
+ }
+ } else {
+ skb->ip_summed = CHECKSUM_NONE;
+ }
+}
+
+
+static void
+vmxnet3_rx_error(struct vmxnet3_rx_queue *rq, struct Vmxnet3_RxCompDesc *rcd,
+ struct vmxnet3_rx_ctx *ctx, struct vmxnet3_adapter *adapter)
+{
+ rq->stats.drop_err++;
+ if (!rcd->fcs)
+ rq->stats.drop_fcs++;
+
+ rq->stats.drop_total++;
+
+ /*
+ * We do not unmap and chain the rx buffer to the skb.
+ * We basically pretend this buffer is not used and will be recycled
+ * by vmxnet3_rq_alloc_rx_buf()
+ */
+
+ /*
+ * ctx->skb may be NULL if this is the first and the only one
+ * desc for the pkt
+ */
+ if (ctx->skb)
+ dev_kfree_skb_irq(ctx->skb);
+
+ ctx->skb = NULL;
+}
+
+
+static int
+vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
+ struct vmxnet3_adapter *adapter, int quota)
+{
+ static u32 rxprod_reg[2] = {VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2};
+ u32 num_rxd = 0;
+ struct Vmxnet3_RxCompDesc *rcd;
+ struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;
+
+ rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd;
+ while (rcd->gen == rq->comp_ring.gen) {
+ struct vmxnet3_rx_buf_info *rbi;
+ struct sk_buff *skb;
+ int num_to_alloc;
+ struct Vmxnet3_RxDesc *rxd;
+ u32 idx, ring_idx;
+
+ if (num_rxd >= quota) {
+ /* we may stop even before we see the EOP desc of
+ * the current pkt
+ */
+ break;
+ }
+ num_rxd++;
+
+ idx = rcd->rxdIdx;
+ ring_idx = rcd->rqID == rq->qid ? 0 : 1;
+
+ rxd = &rq->rx_ring[ring_idx].base[idx].rxd;
+ rbi = rq->buf_info[ring_idx] + idx;
+
+ BUG_ON(rxd->addr != rbi->dma_addr || rxd->len != rbi->len);
+
+ if (unlikely(rcd->eop && rcd->err)) {
+ vmxnet3_rx_error(rq, rcd, ctx, adapter);
+ goto rcd_done;
+ }
+
+ if (rcd->sop) { /* first buf of the pkt */
+ BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_HEAD ||
+ rcd->rqID != rq->qid);
+
+ BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_SKB);
+ BUG_ON(ctx->skb != NULL || rbi->skb == NULL);
+
+ if (unlikely(rcd->len == 0)) {
+ /* Pretend the rx buffer is skipped. */
+ BUG_ON(!(rcd->sop && rcd->eop));
+ dev_dbg(&adapter->netdev->dev,
+ "rxRing[%u][%u] 0 length\n",
+ ring_idx, idx);
+ goto rcd_done;
+ }
+
+ ctx->skb = rbi->skb;
+ rbi->skb = NULL;
+
+ pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len,
+ PCI_DMA_FROMDEVICE);
+
+ skb_put(ctx->skb, rcd->len);
+ } else {
+ BUG_ON(ctx->skb == NULL);
+ /* non SOP buffer must be type 1 in most cases */
+ if (rbi->buf_type == VMXNET3_RX_BUF_PAGE) {
+ BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
+
+ if (rcd->len) {
+ pci_unmap_page(adapter->pdev,
+ rbi->dma_addr, rbi->len,
+ PCI_DMA_FROMDEVICE);
+
+ vmxnet3_append_frag(ctx->skb, rcd, rbi);
+ rbi->page = NULL;
+ }
+ } else {
+ /*
+ * The only time a non-SOP buffer is type 0 is
+ * when it's EOP and error flag is raised, which
+ * has already been handled.
+ */
+ BUG_ON(true);
+ }
+ }
+
+ skb = ctx->skb;
+ if (rcd->eop) {
+ skb->len += skb->data_len;
+ skb->truesize += skb->data_len;
+
+ vmxnet3_rx_csum(adapter, skb,
+ (union Vmxnet3_GenericDesc *)rcd);
+ skb->protocol = eth_type_trans(skb, adapter->netdev);
+
+ if (unlikely(adapter->vlan_grp && rcd->ts)) {
+ vlan_hwaccel_receive_skb(skb,
+ adapter->vlan_grp, rcd->tci);
+ } else {
+ netif_receive_skb(skb);
+ }
+
+ adapter->netdev->last_rx = jiffies;
+ ctx->skb = NULL;
+ }
+
+rcd_done:
+ /* device may skip some rx descs */
+ rq->rx_ring[ring_idx].next2comp = idx;
+ VMXNET3_INC_RING_IDX_ONLY(rq->rx_ring[ring_idx].next2comp,
+ rq->rx_ring[ring_idx].size);
+
+ /* refill rx buffers frequently to avoid starving the h/w */
+ num_to_alloc = vmxnet3_cmd_ring_desc_avail(rq->rx_ring +
+ ring_idx);
+ if (unlikely(num_to_alloc > VMXNET3_RX_ALLOC_THRESHOLD(rq,
+ ring_idx, adapter))) {
+ vmxnet3_rq_alloc_rx_buf(rq, ring_idx, num_to_alloc,
+ adapter);
+
+ /* if needed, update the register */
+ if (unlikely(rq->shared->updateRxProd)) {
+ VMXNET3_WRITE_BAR0_REG(adapter,
+ rxprod_reg[ring_idx] + rq->qid * 8,
+ rq->rx_ring[ring_idx].next2fill);
+ rq->uncommitted[ring_idx] = 0;
+ }
+ }
+
+ vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring);
+ rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd;
+ }
+
+ return num_rxd;
+}
+
+
+static void
+vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
+ struct vmxnet3_adapter *adapter)
+{
+ u32 i, ring_idx;
+ struct Vmxnet3_RxDesc *rxd;
+
+ for (ring_idx = 0; ring_idx < 2; ring_idx++) {
+ for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {
+ rxd = &rq->rx_ring[ring_idx].base[i].rxd;
+
+ if (rxd->btype == VMXNET3_RXD_BTYPE_HEAD &&
+ rq->buf_info[ring_idx][i].skb) {
+ pci_unmap_single(adapter->pdev, rxd->addr,
+ rxd->len, PCI_DMA_FROMDEVICE);
+ dev_kfree_skb(rq->buf_info[ring_idx][i].skb);
+ rq->buf_info[ring_idx][i].skb = NULL;
+ } else if (rxd->btype == VMXNET3_RXD_BTYPE_BODY &&
+ rq->buf_info[ring_idx][i].page) {
+ pci_unmap_page(adapter->pdev, rxd->addr,
+ rxd->len, PCI_DMA_FROMDEVICE);
+ put_page(rq->buf_info[ring_idx][i].page);
+ rq->buf_info[ring_idx][i].page = NULL;
+ }
+ }
+
+ rq->rx_ring[ring_idx].gen = VMXNET3_INIT_GEN;
+ rq->rx_ring[ring_idx].next2fill =
+ rq->rx_ring[ring_idx].next2comp = 0;
+ rq->uncommitted[ring_idx] = 0;
+ }
+
+ rq->comp_ring.gen = VMXNET3_INIT_GEN;
+ rq->comp_ring.next2proc = 0;
+}
+
+
+void vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq,
+ struct vmxnet3_adapter *adapter)
+{
+ int i;
+ int j;
+
+ /* all rx buffers must have already been freed */
+ for (i = 0; i < 2; i++) {
+ if (rq->buf_info[i]) {
+ for (j = 0; j < rq->rx_ring[i].size; j++)
+ BUG_ON(rq->buf_info[i][j].page != NULL);
+ }
+ }
+
+
+ kfree(rq->buf_info[0]);
+
+ for (i = 0; i < 2; i++) {
+ if (rq->rx_ring[i].base) {
+ pci_free_consistent(adapter->pdev, rq->rx_ring[i].size
+ * sizeof(struct Vmxnet3_RxDesc),
+ rq->rx_ring[i].base,
+ rq->rx_ring[i].basePA);
+ rq->rx_ring[i].base = NULL;
+ }
+ rq->buf_info[i] = NULL;
+ }
+
+ if (rq->comp_ring.base) {
+ pci_free_consistent(adapter->pdev, rq->comp_ring.size *
+ sizeof(struct Vmxnet3_RxCompDesc),
+ rq->comp_ring.base, rq->comp_ring.basePA);
+ rq->comp_ring.base = NULL;
+ }
+}
+
+
+static int
+vmxnet3_rq_init(struct vmxnet3_rx_queue *rq,
+ struct vmxnet3_adapter *adapter)
+{
+ int i;
+
+ /* initialize buf_info */
+ for (i = 0; i < rq->rx_ring[0].size; i++) {
+
+ /* 1st buf for a pkt is skbuff */
+ if (i % adapter->rx_buf_per_pkt == 0) {
+ rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_SKB;
+ rq->buf_info[0][i].len = adapter->skb_buf_size;
+ } else { /* subsequent bufs for a pkt is frag */
+ rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_PAGE;
+ rq->buf_info[0][i].len = PAGE_SIZE;
+ }
+ }
+ for (i = 0; i < rq->rx_ring[1].size; i++) {
+ rq->buf_info[1][i].buf_type = VMXNET3_RX_BUF_PAGE;
+ rq->buf_info[1][i].len = PAGE_SIZE;
+ }
+
+ /* reset internal state and allocate buffers for both rings */
+ for (i = 0; i < 2; i++) {
+ rq->rx_ring[i].next2fill = rq->rx_ring[i].next2comp = 0;
+ rq->uncommitted[i] = 0;
+
+ memset(rq->rx_ring[i].base, 0, rq->rx_ring[i].size *
+ sizeof(struct Vmxnet3_RxDesc));
+ rq->rx_ring[i].gen = VMXNET3_INIT_GEN;
+ }
+ if (vmxnet3_rq_alloc_rx_buf(rq, 0, rq->rx_ring[0].size - 1,
+ adapter) == 0) {
+ /* at least has 1 rx buffer for the 1st ring */
+ return -ENOMEM;
+ }
+ vmxnet3_rq_alloc_rx_buf(rq, 1, rq->rx_ring[1].size - 1, adapter);
+
+ /* reset the comp ring */
+ rq->comp_ring.next2proc = 0;
+ memset(rq->comp_ring.base, 0, rq->comp_ring.size *
+ sizeof(struct Vmxnet3_RxCompDesc));
+ rq->comp_ring.gen = VMXNET3_INIT_GEN;
+
+ /* reset rxctx */
+ rq->rx_ctx.skb = NULL;
+
+ /* stats are not reset */
+ return 0;
+}
+
+
+static int
+vmxnet3_rq_create(struct vmxnet3_rx_queue *rq, struct vmxnet3_adapter *adapter)
+{
+ int i;
+ size_t sz;
+ struct vmxnet3_rx_buf_info *bi;
+
+ for (i = 0; i < 2; i++) {
+
+ sz = rq->rx_ring[i].size * sizeof(struct Vmxnet3_RxDesc);
+ rq->rx_ring[i].base = pci_alloc_consistent(adapter->pdev, sz,
+ &rq->rx_ring[i].basePA);
+ if (!rq->rx_ring[i].base) {
+ printk(KERN_ERR "%s: failed to allocate rx ring %d\n",
+ adapter->netdev->name, i);
+ goto err;
+ }
+ }
+
+ sz = rq->comp_ring.size * sizeof(struct Vmxnet3_RxCompDesc);
+ rq->comp_ring.base = pci_alloc_consistent(adapter->pdev, sz,
+ &rq->comp_ring.basePA);
+ if (!rq->comp_ring.base) {
+ printk(KERN_ERR "%s: failed to allocate rx comp ring\n",
+ adapter->netdev->name);
+ goto err;
+ }
+
+ sz = sizeof(struct vmxnet3_rx_buf_info) * (rq->rx_ring[0].size +
+ rq->rx_ring[1].size);
+ bi = kmalloc(sz, GFP_KERNEL);
+ if (!bi) {
+ printk(KERN_ERR "%s: failed to allocate rx bufinfo\n",
+ adapter->netdev->name);
+ goto err;
+ }
+ memset(bi, 0, sz);
+ rq->buf_info[0] = bi;
+ rq->buf_info[1] = bi + rq->rx_ring[0].size;
+
+ return 0;
+
+err:
+ vmxnet3_rq_destroy(rq, adapter);
+ return -ENOMEM;
+}
+
+
+static int
+vmxnet3_do_poll(struct vmxnet3_adapter *adapter, int budget)
+{
+ if (unlikely(adapter->shared->ecr))
+ vmxnet3_process_events(adapter);
+
+ vmxnet3_tq_tx_complete(&adapter->tx_queue, adapter);
+ return vmxnet3_rq_rx_complete(&adapter->rx_queue, adapter, budget);
+}
+
+
+static int
+vmxnet3_poll(struct napi_struct *napi, int budget)
+{
+ struct vmxnet3_adapter *adapter = container_of(napi,
+ struct vmxnet3_adapter, napi);
+ int rxd_done;
+
+ rxd_done = vmxnet3_do_poll(adapter, budget);
+
+ if (rxd_done < budget) {
+ napi_complete(napi);
+ vmxnet3_enable_intr(adapter, 0);
+ }
+ return rxd_done;
+}
+
+
+/* Interrupt handler for vmxnet3 */
+static irqreturn_t
+vmxnet3_intr(int irq, void *dev_id)
+{
+ struct net_device *dev = dev_id;
+ struct vmxnet3_adapter *adapter = netdev_priv(dev);
+
+ if (unlikely(adapter->intr.type == VMXNET3_IT_INTX)) {
+ u32 icr = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_ICR);
+ if (unlikely(icr == 0))
+ /* not ours */
+ return IRQ_NONE;
+ }
+
+
+ /* disable intr if needed */
+ if (adapter->intr.mask_mode == VMXNET3_IMM_ACTIVE)
+ vmxnet3_disable_intr(adapter, 0);
+
+ napi_schedule(&adapter->napi);
+
+ return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+
+
+/* netpoll callback. */
+static void
+vmxnet3_netpoll(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ int irq;
+
+#ifdef CONFIG_PCI_MSI
+ if (adapter->intr.type == VMXNET3_IT_MSIX)
+ irq = adapter->intr.msix_entries[0].vector;
+ else
+#endif
+ irq = adapter->pdev->irq;
+
+ disable_irq(irq);
+ vmxnet3_intr(irq, netdev);
+ enable_irq(irq);
+}
+#endif
+
+static int
+vmxnet3_request_irqs(struct vmxnet3_adapter *adapter)
+{
+ int err;
+
+#ifdef CONFIG_PCI_MSI
+ if (adapter->intr.type == VMXNET3_IT_MSIX) {
+ /* we only use 1 MSI-X vector */
+ err = request_irq(adapter->intr.msix_entries[0].vector,
+ vmxnet3_intr, 0, adapter->netdev->name,
+ adapter->netdev);
+ } else
+#endif
+ if (adapter->intr.type == VMXNET3_IT_MSI) {
+ err = request_irq(adapter->pdev->irq, vmxnet3_intr, 0,
+ adapter->netdev->name, adapter->netdev);
+ } else {
+ err = request_irq(adapter->pdev->irq, vmxnet3_intr,
+ IRQF_SHARED, adapter->netdev->name,
+ adapter->netdev);
+ }
+
+ if (err)
+ printk(KERN_ERR "Failed to request irq %s (intr type:%d), error"
+ ":%d\n", adapter->netdev->name, adapter->intr.type, err);
+
+
+ if (!err) {
+ int i;
+ /* init our intr settings */
+ for (i = 0; i < adapter->intr.num_intrs; i++)
+ adapter->intr.mod_levels[i] = UPT1_IML_ADAPTIVE;
+
+ /* next setup intr index for all intr sources */
+ adapter->tx_queue.comp_ring.intr_idx = 0;
+ adapter->rx_queue.comp_ring.intr_idx = 0;
+ adapter->intr.event_intr_idx = 0;
+
+ printk(KERN_INFO "%s: intr type %u, mode %u, %u vectors "
+ "allocated\n", adapter->netdev->name, adapter->intr.type,
+ adapter->intr.mask_mode, adapter->intr.num_intrs);
+ }
+
+ return err;
+}
+
+
+static void
+vmxnet3_free_irqs(struct vmxnet3_adapter *adapter)
+{
+ BUG_ON(adapter->intr.type == VMXNET3_IT_AUTO ||
+ adapter->intr.num_intrs <= 0);
+
+ switch (adapter->intr.type) {
+#ifdef CONFIG_PCI_MSI
+ case VMXNET3_IT_MSIX:
+ {
+ int i;
+
+ for (i = 0; i < adapter->intr.num_intrs; i++)
+ free_irq(adapter->intr.msix_entries[i].vector,
+ adapter->netdev);
+ break;
+ }
+#endif
+ case VMXNET3_IT_MSI:
+ free_irq(adapter->pdev->irq, adapter->netdev);
+ break;
+ case VMXNET3_IT_INTX:
+ free_irq(adapter->pdev->irq, adapter->netdev);
+ break;
+ default:
+ BUG_ON(true);
+ }
+}
+
+
+static void
+vmxnet3_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ struct Vmxnet3_DriverShared *shared = adapter->shared;
+ u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+ if (grp) {
+ /* add vlan rx stripping. */
+ if (adapter->netdev->features & NETIF_F_HW_VLAN_RX) {
+ int i;
+ struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+ adapter->vlan_grp = grp;
+
+ /* update FEATURES to device */
+ devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_FEATURE);
+ /*
+ * Clear entire vfTable; then enable untagged pkts.
+ * Note: setting one entry in vfTable to non-zero turns
+ * on VLAN rx filtering.
+ */
+ for (i = 0; i < VMXNET3_VFT_SIZE; i++)
+ vfTable[i] = 0;
+
+ VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0);
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+ } else {
+ printk(KERN_ERR "%s: vlan_rx_register when device has "
+ "no NETIF_F_HW_VLAN_RX\n", netdev->name);
+ }
+ } else {
+ /* remove vlan rx stripping. */
+ struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+ adapter->vlan_grp = NULL;
+
+ if (devRead->misc.uptFeatures & UPT1_F_RXVLAN) {
+ int i;
+
+ for (i = 0; i < VMXNET3_VFT_SIZE; i++) {
+ /* clear entire vfTable; this also disables
+ * VLAN rx filtering
+ */
+ vfTable[i] = 0;
+ }
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+
+ /* update FEATURES to device */
+ devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN;
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_FEATURE);
+ }
+ }
+}
+
+
+static void
+vmxnet3_restore_vlan(struct vmxnet3_adapter *adapter)
+{
+ if (adapter->vlan_grp) {
+ u16 vid;
+ u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+ bool activeVlan = false;
+
+ for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
+ if (vlan_group_get_device(adapter->vlan_grp, vid)) {
+ VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid);
+ activeVlan = true;
+ }
+ }
+ if (activeVlan) {
+ /* continue to allow untagged pkts */
+ VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0);
+ }
+ }
+}
+
+
+static void
+vmxnet3_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+ VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid);
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+}
+
+
+static void
+vmxnet3_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+ VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid);
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+}
+
+
+static u8 *
+vmxnet3_copy_mc(struct net_device *netdev)
+{
+ u8 *buf = NULL;
+ u32 sz = netdev->mc_count * ETH_ALEN;
+
+ /* struct Vmxnet3_RxFilterConf.mfTableLen is u16. */
+ if (sz <= 0xffff) {
+ /* We may be called with BH disabled */
+ buf = kmalloc(sz, GFP_ATOMIC);
+ if (buf) {
+ int i;
+ struct dev_mc_list *mc = netdev->mc_list;
+
+ for (i = 0; i < netdev->mc_count; i++) {
+ BUG_ON(!mc);
+ memcpy(buf + i * ETH_ALEN, mc->dmi_addr,
+ ETH_ALEN);
+ mc = mc->next;
+ }
+ }
+ }
+ return buf;
+}
+
+
+static void
+vmxnet3_set_mc(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ struct Vmxnet3_RxFilterConf *rxConf =
+ &adapter->shared->devRead.rxFilterConf;
+ u8 *new_table = NULL;
+ u32 new_mode = VMXNET3_RXM_UCAST;
+
+ if (netdev->flags & IFF_PROMISC)
+ new_mode |= VMXNET3_RXM_PROMISC;
+
+ if (netdev->flags & IFF_BROADCAST)
+ new_mode |= VMXNET3_RXM_BCAST;
+
+ if (netdev->flags & IFF_ALLMULTI)
+ new_mode |= VMXNET3_RXM_ALL_MULTI;
+ else
+ if (netdev->mc_count > 0) {
+ new_table = vmxnet3_copy_mc(netdev);
+ if (new_table) {
+ new_mode |= VMXNET3_RXM_MCAST;
+ rxConf->mfTableLen = netdev->mc_count *
+ ETH_ALEN;
+ rxConf->mfTablePA = virt_to_phys(new_table);
+ } else {
+ printk(KERN_INFO "%s: failed to copy mcast list"
+ ", setting ALL_MULTI\n", netdev->name);
+ new_mode |= VMXNET3_RXM_ALL_MULTI;
+ }
+ }
+
+
+ if (!(new_mode & VMXNET3_RXM_MCAST)) {
+ rxConf->mfTableLen = 0;
+ rxConf->mfTablePA = 0;
+ }
+
+ if (new_mode != rxConf->rxMode) {
+ rxConf->rxMode = new_mode;
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_RX_MODE);
+ }
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_MAC_FILTERS);
+
+ kfree(new_table);
+}
+
+
+/*
+ * Set up driver_shared based on settings in adapter.
+ */
+
+static void
+vmxnet3_setup_driver_shared(struct vmxnet3_adapter *adapter)
+{
+ struct Vmxnet3_DriverShared *shared = adapter->shared;
+ struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+ struct Vmxnet3_TxQueueConf *tqc;
+ struct Vmxnet3_RxQueueConf *rqc;
+ int i;
+
+ memset(shared, 0, sizeof(*shared));
+
+ /* driver settings */
+ shared->magic = VMXNET3_REV1_MAGIC;
+ devRead->misc.driverInfo.version = VMXNET3_DRIVER_VERSION_NUM;
+ devRead->misc.driverInfo.gos.gosBits = (sizeof(void *) == 4 ?
+ VMXNET3_GOS_BITS_32 : VMXNET3_GOS_BITS_64);
+ devRead->misc.driverInfo.gos.gosType = VMXNET3_GOS_TYPE_LINUX;
+ devRead->misc.driverInfo.vmxnet3RevSpt = 1;
+ devRead->misc.driverInfo.uptVerSpt = 1;
+
+ devRead->misc.ddPA = virt_to_phys(adapter);
+ devRead->misc.ddLen = sizeof(struct vmxnet3_adapter);
+
+ /* set up feature flags */
+ if (adapter->rxcsum)
+ devRead->misc.uptFeatures |= UPT1_F_RXCSUM;
+
+ if (adapter->lro) {
+ devRead->misc.uptFeatures |= UPT1_F_LRO;
+ devRead->misc.maxNumRxSG = 1 + MAX_SKB_FRAGS;
+ }
+ if ((adapter->netdev->features & NETIF_F_HW_VLAN_RX)
+ && adapter->vlan_grp) {
+ devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
+ }
+
+ devRead->misc.mtu = adapter->netdev->mtu;
+ devRead->misc.queueDescPA = adapter->queue_desc_pa;
+ devRead->misc.queueDescLen = sizeof(struct Vmxnet3_TxQueueDesc) +
+ sizeof(struct Vmxnet3_RxQueueDesc);
+
+ /* tx queue settings */
+ BUG_ON(adapter->tx_queue.tx_ring.base == NULL);
+
+ devRead->misc.numTxQueues = 1;
+ tqc = &adapter->tqd_start->conf;
+ tqc->txRingBasePA = adapter->tx_queue.tx_ring.basePA;
+ tqc->dataRingBasePA = adapter->tx_queue.data_ring.basePA;
+ tqc->compRingBasePA = adapter->tx_queue.comp_ring.basePA;
+ tqc->ddPA = virt_to_phys(adapter->tx_queue.buf_info);
+ tqc->txRingSize = adapter->tx_queue.tx_ring.size;
+ tqc->dataRingSize = adapter->tx_queue.data_ring.size;
+ tqc->compRingSize = adapter->tx_queue.comp_ring.size;
+ tqc->ddLen = sizeof(struct vmxnet3_tx_buf_info) *
+ tqc->txRingSize;
+ tqc->intrIdx = adapter->tx_queue.comp_ring.intr_idx;
+
+ /* rx queue settings */
+ devRead->misc.numRxQueues = 1;
+ rqc = &adapter->rqd_start->conf;
+ rqc->rxRingBasePA[0] = adapter->rx_queue.rx_ring[0].basePA;
+ rqc->rxRingBasePA[1] = adapter->rx_queue.rx_ring[1].basePA;
+ rqc->compRingBasePA = adapter->rx_queue.comp_ring.basePA;
+ rqc->ddPA = virt_to_phys(adapter->rx_queue.buf_info);
+ rqc->rxRingSize[0] = adapter->rx_queue.rx_ring[0].size;
+ rqc->rxRingSize[1] = adapter->rx_queue.rx_ring[1].size;
+ rqc->compRingSize = adapter->rx_queue.comp_ring.size;
+ rqc->ddLen = sizeof(struct vmxnet3_rx_buf_info) *
+ (rqc->rxRingSize[0] + rqc->rxRingSize[1]);
+ rqc->intrIdx = adapter->rx_queue.comp_ring.intr_idx;
+
+ /* intr settings */
+ devRead->intrConf.autoMask = adapter->intr.mask_mode ==
+ VMXNET3_IMM_AUTO;
+ devRead->intrConf.numIntrs = adapter->intr.num_intrs;
+ for (i = 0; i < adapter->intr.num_intrs; i++)
+ devRead->intrConf.modLevels[i] = adapter->intr.mod_levels[i];
+
+ devRead->intrConf.eventIntrIdx = adapter->intr.event_intr_idx;
+
+ /* rx filter settings */
+ devRead->rxFilterConf.rxMode = 0;
+ vmxnet3_restore_vlan(adapter);
+ /* the rest are already zeroed */
+}
+
+
+int
+vmxnet3_activate_dev(struct vmxnet3_adapter *adapter)
+{
+ int err;
+ u32 ret;
+
+ dev_dbg(&adapter->netdev->dev,
+ "%s: skb_buf_size %d, rx_buf_per_pkt %d, ring sizes"
+ " %u %u %u\n", adapter->netdev->name, adapter->skb_buf_size,
+ adapter->rx_buf_per_pkt, adapter->tx_queue.tx_ring.size,
+ adapter->rx_queue.rx_ring[0].size,
+ adapter->rx_queue.rx_ring[1].size);
+
+ vmxnet3_tq_init(&adapter->tx_queue, adapter);
+ err = vmxnet3_rq_init(&adapter->rx_queue, adapter);
+ if (err) {
+ printk(KERN_ERR "Failed to init rx queue for %s: error %d\n",
+ adapter->netdev->name, err);
+ goto rq_err;
+ }
+
+ err = vmxnet3_request_irqs(adapter);
+ if (err) {
+ printk(KERN_ERR "Failed to setup irq for %s: error %d\n",
+ adapter->netdev->name, err);
+ goto irq_err;
+ }
+
+ vmxnet3_setup_driver_shared(adapter);
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL,
+ VMXNET3_GET_ADDR_LO(adapter->shared_pa));
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH,
+ VMXNET3_GET_ADDR_HI(adapter->shared_pa));
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_ACTIVATE_DEV);
+ ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to activate dev %s: error %u\n",
+ adapter->netdev->name, ret);
+ err = -EINVAL;
+ goto activate_err;
+ }
+ VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD,
+ adapter->rx_queue.rx_ring[0].next2fill);
+ VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD2,
+ adapter->rx_queue.rx_ring[1].next2fill);
+
+ /* Apply the rx filter settins last. */
+ vmxnet3_set_mc(adapter->netdev);
+
+ /*
+ * Check link state when first activating device. It will start the
+ * tx queue if the link is up.
+ */
+ vmxnet3_check_link(adapter);
+
+ napi_enable(&adapter->napi);
+ vmxnet3_enable_all_intrs(adapter);
+ clear_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state);
+ return 0;
+
+activate_err:
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL, 0);
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH, 0);
+ vmxnet3_free_irqs(adapter);
+irq_err:
+rq_err:
+ /* free up buffers we allocated */
+ vmxnet3_rq_cleanup(&adapter->rx_queue, adapter);
+ return err;
+}
+
+
+void
+vmxnet3_reset_dev(struct vmxnet3_adapter *adapter)
+{
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV);
+}
+
+
+int
+vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter)
+{
+ if (test_and_set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state))
+ return 0;
+
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_QUIESCE_DEV);
+ vmxnet3_disable_all_intrs(adapter);
+
+ napi_disable(&adapter->napi);
+ netif_tx_disable(adapter->netdev);
+ adapter->link_speed = 0;
+ netif_carrier_off(adapter->netdev);
+
+ vmxnet3_tq_cleanup(&adapter->tx_queue, adapter);
+ vmxnet3_rq_cleanup(&adapter->rx_queue, adapter);
+ vmxnet3_free_irqs(adapter);
+ return 0;
+}
+
+
+static void
+vmxnet3_write_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac)
+{
+ u32 tmp;
+
+ tmp = *(u32 *)mac;
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACL, tmp);
+
+ tmp = (mac[5] << 8) | mac[4];
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACH, tmp);
+}
+
+
+static int
+vmxnet3_set_mac_addr(struct net_device *netdev, void *p)
+{
+ struct sockaddr *addr = p;
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+ vmxnet3_write_mac_addr(adapter, addr->sa_data);
+
+ return 0;
+}
+
+
+/* ==================== initialization and cleanup routines ============ */
+
+static int
+vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
+{
+ int err;
+ unsigned long mmio_start, mmio_len;
+ struct pci_dev *pdev = adapter->pdev;
+
+ err = pci_enable_device(pdev);
+ if (err) {
+ printk(KERN_ERR "Failed to enable adapter %s: error %d\n",
+ pci_name(pdev), err);
+ return err;
+ }
+
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
+ if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
+ printk(KERN_ERR "pci_set_consistent_dma_mask failed "
+ "for adapter %s\n", pci_name(pdev));
+ err = -EIO;
+ goto err_set_mask;
+ }
+ *dma64 = true;
+ } else {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+ printk(KERN_ERR "pci_set_dma_mask failed for adapter "
+ "%s\n", pci_name(pdev));
+ err = -EIO;
+ goto err_set_mask;
+ }
+ *dma64 = false;
+ }
+
+ err = pci_request_selected_regions(pdev, (1 << 2) - 1,
+ vmxnet3_driver_name);
+ if (err) {
+ printk(KERN_ERR "Failed to request region for adapter %s: "
+ "error %d\n", pci_name(pdev), err);
+ goto err_set_mask;
+ }
+
+ pci_set_master(pdev);
+
+ mmio_start = pci_resource_start(pdev, 0);
+ mmio_len = pci_resource_len(pdev, 0);
+ adapter->hw_addr0 = ioremap(mmio_start, mmio_len);
+ if (!adapter->hw_addr0) {
+ printk(KERN_ERR "Failed to map bar0 for adapter %s\n",
+ pci_name(pdev));
+ err = -EIO;
+ goto err_ioremap;
+ }
+
+ mmio_start = pci_resource_start(pdev, 1);
+ mmio_len = pci_resource_len(pdev, 1);
+ adapter->hw_addr1 = ioremap(mmio_start, mmio_len);
+ if (!adapter->hw_addr1) {
+ printk(KERN_ERR "Failed to map bar1 for adapter %s\n",
+ pci_name(pdev));
+ err = -EIO;
+ goto err_bar1;
+ }
+ return 0;
+
+err_bar1:
+ iounmap(adapter->hw_addr0);
+err_ioremap:
+ pci_release_selected_regions(pdev, (1 << 2) - 1);
+err_set_mask:
+ pci_disable_device(pdev);
+ return err;
+}
+
+
+static void
+vmxnet3_free_pci_resources(struct vmxnet3_adapter *adapter)
+{
+ BUG_ON(!adapter->pdev);
+
+ iounmap(adapter->hw_addr0);
+ iounmap(adapter->hw_addr1);
+ pci_release_selected_regions(adapter->pdev, (1 << 2) - 1);
+ pci_disable_device(adapter->pdev);
+}
+
+
+static void
+vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter)
+{
+ size_t sz;
+
+ if (adapter->netdev->mtu <= VMXNET3_MAX_SKB_BUF_SIZE -
+ VMXNET3_MAX_ETH_HDR_SIZE) {
+ adapter->skb_buf_size = adapter->netdev->mtu +
+ VMXNET3_MAX_ETH_HDR_SIZE;
+ if (adapter->skb_buf_size < VMXNET3_MIN_T0_BUF_SIZE)
+ adapter->skb_buf_size = VMXNET3_MIN_T0_BUF_SIZE;
+
+ adapter->rx_buf_per_pkt = 1;
+ } else {
+ adapter->skb_buf_size = VMXNET3_MAX_SKB_BUF_SIZE;
+ sz = adapter->netdev->mtu - VMXNET3_MAX_SKB_BUF_SIZE +
+ VMXNET3_MAX_ETH_HDR_SIZE;
+ adapter->rx_buf_per_pkt = 1 + (sz + PAGE_SIZE - 1) / PAGE_SIZE;
+ }
+
+ /*
+ * for simplicity, force the ring0 size to be a multiple of
+ * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
+ */
+ sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
+ adapter->rx_queue.rx_ring[0].size = (adapter->rx_queue.rx_ring[0].size +
+ sz - 1) / sz * sz;
+ adapter->rx_queue.rx_ring[0].size = min_t(u32,
+ adapter->rx_queue.rx_ring[0].size,
+ VMXNET3_RX_RING_MAX_SIZE / sz * sz);
+}
+
+
+int
+vmxnet3_create_queues(struct vmxnet3_adapter *adapter, u32 tx_ring_size,
+ u32 rx_ring_size, u32 rx_ring2_size)
+{
+ int err;
+
+ adapter->tx_queue.tx_ring.size = tx_ring_size;
+ adapter->tx_queue.data_ring.size = tx_ring_size;
+ adapter->tx_queue.comp_ring.size = tx_ring_size;
+ adapter->tx_queue.shared = &adapter->tqd_start->ctrl;
+ adapter->tx_queue.stopped = true;
+ err = vmxnet3_tq_create(&adapter->tx_queue, adapter);
+ if (err)
+ return err;
+
+ adapter->rx_queue.rx_ring[0].size = rx_ring_size;
+ adapter->rx_queue.rx_ring[1].size = rx_ring2_size;
+ vmxnet3_adjust_rx_ring_size(adapter);
+ adapter->rx_queue.comp_ring.size = adapter->rx_queue.rx_ring[0].size +
+ adapter->rx_queue.rx_ring[1].size;
+ adapter->rx_queue.qid = 0;
+ adapter->rx_queue.qid2 = 1;
+ adapter->rx_queue.shared = &adapter->rqd_start->ctrl;
+ err = vmxnet3_rq_create(&adapter->rx_queue, adapter);
+ if (err)
+ vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+
+ return err;
+}
+
+static int
+vmxnet3_open(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter;
+ int err;
+
+ adapter = netdev_priv(netdev);
+
+ spin_lock_init(&adapter->tx_queue.tx_lock);
+
+ err = vmxnet3_create_queues(adapter, VMXNET3_DEF_TX_RING_SIZE,
+ VMXNET3_DEF_RX_RING_SIZE,
+ VMXNET3_DEF_RX_RING_SIZE);
+ if (err)
+ goto queue_err;
+
+ err = vmxnet3_activate_dev(adapter);
+ if (err)
+ goto activate_err;
+
+ return 0;
+
+activate_err:
+ vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+ vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+queue_err:
+ return err;
+}
+
+
+static int
+vmxnet3_close(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ /*
+ * Reset_work may be in the middle of resetting the device, wait for its
+ * completion.
+ */
+ while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+ msleep(1);
+
+ vmxnet3_quiesce_dev(adapter);
+
+ vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+ vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+
+ clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+
+
+ return 0;
+}
+
+
+void
+vmxnet3_force_close(struct vmxnet3_adapter *adapter)
+{
+ /*
+ * we must clear VMXNET3_STATE_BIT_RESETTING, otherwise
+ * vmxnet3_close() will deadlock.
+ */
+ BUG_ON(test_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state));
+
+ /* we need to enable NAPI, otherwise dev_close will deadlock */
+ napi_enable(&adapter->napi);
+ dev_close(adapter->netdev);
+}
+
+
+static int
+vmxnet3_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ int err = 0;
+
+ if (new_mtu < VMXNET3_MIN_MTU || new_mtu > VMXNET3_MAX_MTU)
+ return -EINVAL;
+
+ if (new_mtu > 1500 && !adapter->jumbo_frame)
+ return -EINVAL;
+
+ netdev->mtu = new_mtu;
+
+ /*
+ * Reset_work may be in the middle of resetting the device, wait for its
+ * completion.
+ */
+ while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+ msleep(1);
+
+ if (netif_running(netdev)) {
+ vmxnet3_quiesce_dev(adapter);
+ vmxnet3_reset_dev(adapter);
+
+ /* we need to re-create the rx queue based on the new mtu */
+ vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+ vmxnet3_adjust_rx_ring_size(adapter);
+ adapter->rx_queue.comp_ring.size =
+ adapter->rx_queue.rx_ring[0].size +
+ adapter->rx_queue.rx_ring[1].size;
+ err = vmxnet3_rq_create(&adapter->rx_queue, adapter);
+ if (err) {
+ printk(KERN_ERR "%s: failed to re-create rx queue,"
+ " error %d. Closing it.\n", netdev->name, err);
+ goto out;
+ }
+
+ err = vmxnet3_activate_dev(adapter);
+ if (err) {
+ printk(KERN_ERR "%s: failed to re-activate, error %d. "
+ "Closing it\n", netdev->name, err);
+ goto out;
+ }
+ }
+
+out:
+ clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+ if (err)
+ vmxnet3_force_close(adapter);
+
+ return err;
+}
+
+
+static void
+vmxnet3_declare_features(struct vmxnet3_adapter *adapter, bool dma64)
+{
+ struct net_device *netdev = adapter->netdev;
+
+ netdev->features = NETIF_F_SG |
+ NETIF_F_HW_CSUM |
+ NETIF_F_HW_VLAN_TX |
+ NETIF_F_HW_VLAN_RX |
+ NETIF_F_HW_VLAN_FILTER |
+ NETIF_F_TSO |
+ NETIF_F_TSO6 |
+ NETIF_F_LRO;
+
+ printk(KERN_INFO "features: sg csum vlan jf tso tsoIPv6 lro");
+
+ adapter->rxcsum = true;
+ adapter->jumbo_frame = true;
+ adapter->lro = true;
+
+ if (dma64) {
+ netdev->features |= NETIF_F_HIGHDMA;
+ printk(" highDMA");
+ }
+
+ netdev->vlan_features = netdev->features;
+ printk("\n");
+}
+
+
+static void
+vmxnet3_read_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac)
+{
+ u32 tmp;
+
+ tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACL);
+ *(u32 *)mac = tmp;
+
+ tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACH);
+ mac[4] = tmp & 0xff;
+ mac[5] = (tmp >> 8) & 0xff;
+}
+
+
+static void
+vmxnet3_alloc_intr_resources(struct vmxnet3_adapter *adapter)
+{
+ u32 cfg;
+
+ /* intr settings */
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_GET_CONF_INTR);
+ cfg = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+ adapter->intr.type = cfg & 0x3;
+ adapter->intr.mask_mode = (cfg >> 2) & 0x3;
+
+ if (adapter->intr.type == VMXNET3_IT_AUTO) {
+ int err;
+
+#ifdef CONFIG_PCI_MSI
+ adapter->intr.msix_entries[0].entry = 0;
+ err = pci_enable_msix(adapter->pdev, adapter->intr.msix_entries,
+ VMXNET3_LINUX_MAX_MSIX_VECT);
+ if (!err) {
+ adapter->intr.num_intrs = 1;
+ adapter->intr.type = VMXNET3_IT_MSIX;
+ return;
+ }
+#endif
+
+ err = pci_enable_msi(adapter->pdev);
+ if (!err) {
+ adapter->intr.num_intrs = 1;
+ adapter->intr.type = VMXNET3_IT_MSI;
+ return;
+ }
+ }
+
+ adapter->intr.type = VMXNET3_IT_INTX;
+
+ /* INT-X related setting */
+ adapter->intr.num_intrs = 1;
+}
+
+
+static void
+vmxnet3_free_intr_resources(struct vmxnet3_adapter *adapter)
+{
+ if (adapter->intr.type == VMXNET3_IT_MSIX)
+ pci_disable_msix(adapter->pdev);
+ else if (adapter->intr.type == VMXNET3_IT_MSI)
+ pci_disable_msi(adapter->pdev);
+ else
+ BUG_ON(adapter->intr.type != VMXNET3_IT_INTX);
+}
+
+
+static void
+vmxnet3_tx_timeout(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ adapter->tx_timeout_count++;
+
+ printk(KERN_ERR "%s: tx hang\n", adapter->netdev->name);
+ schedule_work(&adapter->work);
+}
+
+
+static void
+vmxnet3_reset_work(struct work_struct *data)
+{
+ struct vmxnet3_adapter *adapter;
+
+ adapter = container_of(data, struct vmxnet3_adapter, work);
+
+ /* if another thread is resetting the device, no need to proceed */
+ if (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+ return;
+
+ /* if the device is closed, we must leave it alone */
+ if (netif_running(adapter->netdev)) {
+ printk(KERN_INFO "%s: resetting\n", adapter->netdev->name);
+ vmxnet3_quiesce_dev(adapter);
+ vmxnet3_reset_dev(adapter);
+ vmxnet3_activate_dev(adapter);
+ } else {
+ printk(KERN_INFO "%s: already closed\n", adapter->netdev->name);
+ }
+
+ clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+}
+
+
+static int __devinit
+vmxnet3_probe_device(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ static const struct net_device_ops vmxnet3_netdev_ops = {
+ .ndo_open = vmxnet3_open,
+ .ndo_stop = vmxnet3_close,
+ .ndo_start_xmit = vmxnet3_xmit_frame,
+ .ndo_set_mac_address = vmxnet3_set_mac_addr,
+ .ndo_change_mtu = vmxnet3_change_mtu,
+ .ndo_get_stats = vmxnet3_get_stats,
+ .ndo_tx_timeout = vmxnet3_tx_timeout,
+ .ndo_set_multicast_list = vmxnet3_set_mc,
+ .ndo_vlan_rx_register = vmxnet3_vlan_rx_register,
+ .ndo_vlan_rx_add_vid = vmxnet3_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = vmxnet3_vlan_rx_kill_vid,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = vmxnet3_netpoll,
+#endif
+ };
+ int err;
+ bool dma64 = false; /* stupid gcc */
+ u32 ver;
+ struct net_device *netdev;
+ struct vmxnet3_adapter *adapter;
+ u8 mac[ETH_ALEN];
+
+ netdev = alloc_etherdev(sizeof(struct vmxnet3_adapter));
+ if (!netdev) {
+ printk(KERN_ERR "Failed to alloc ethernet device for adapter "
+ "%s\n", pci_name(pdev));
+ return -ENOMEM;
+ }
+
+ pci_set_drvdata(pdev, netdev);
+ adapter = netdev_priv(netdev);
+ adapter->netdev = netdev;
+ adapter->pdev = pdev;
+
+ adapter->shared = pci_alloc_consistent(adapter->pdev,
+ sizeof(struct Vmxnet3_DriverShared),
+ &adapter->shared_pa);
+ if (!adapter->shared) {
+ printk(KERN_ERR "Failed to allocate memory for %s\n",
+ pci_name(pdev));
+ err = -ENOMEM;
+ goto err_alloc_shared;
+ }
+
+ adapter->tqd_start = pci_alloc_consistent(adapter->pdev,
+ sizeof(struct Vmxnet3_TxQueueDesc) +
+ sizeof(struct Vmxnet3_RxQueueDesc),
+ &adapter->queue_desc_pa);
+
+ if (!adapter->tqd_start) {
+ printk(KERN_ERR "Failed to allocate memory for %s\n",
+ pci_name(pdev));
+ err = -ENOMEM;
+ goto err_alloc_queue_desc;
+ }
+ adapter->rqd_start = (struct Vmxnet3_RxQueueDesc *)(adapter->tqd_start
+ + 1);
+
+ adapter->pm_conf = kmalloc(sizeof(struct Vmxnet3_PMConf), GFP_KERNEL);
+ if (adapter->pm_conf == NULL) {
+ printk(KERN_ERR "Failed to allocate memory for %s\n",
+ pci_name(pdev));
+ err = -ENOMEM;
+ goto err_alloc_pm;
+ }
+
+ err = vmxnet3_alloc_pci_resources(adapter, &dma64);
+ if (err < 0)
+ goto err_alloc_pci;
+
+ ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_VRRS);
+ if (ver & 1) {
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_VRRS, 1);
+ } else {
+ printk(KERN_ERR "Incompatible h/w version (0x%x) for adapter"
+ " %s\n", ver, pci_name(pdev));
+ err = -EBUSY;
+ goto err_ver;
+ }
+
+ ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_UVRS);
+ if (ver & 1) {
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_UVRS, 1);
+ } else {
+ printk(KERN_ERR "Incompatible upt version (0x%x) for "
+ "adapter %s\n", ver, pci_name(pdev));
+ err = -EBUSY;
+ goto err_ver;
+ }
+
+ vmxnet3_declare_features(adapter, dma64);
+
+ adapter->dev_number = atomic_read(&devices_found);
+ vmxnet3_alloc_intr_resources(adapter);
+
+ vmxnet3_read_mac_addr(adapter, mac);
+ memcpy(netdev->dev_addr, mac, netdev->addr_len);
+
+ netdev->netdev_ops = &vmxnet3_netdev_ops;
+ netdev->watchdog_timeo = 5 * HZ;
+ vmxnet3_set_ethtool_ops(netdev);
+
+ INIT_WORK(&adapter->work, vmxnet3_reset_work);
+
+ netif_napi_add(netdev, &adapter->napi, vmxnet3_poll, 64);
+ SET_NETDEV_DEV(netdev, &pdev->dev);
+ err = register_netdev(netdev);
+
+ if (err) {
+ printk(KERN_ERR "Failed to register adapter %s\n",
+ pci_name(pdev));
+ goto err_register;
+ }
+
+ set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state);
+ atomic_inc(&devices_found);
+ return 0;
+
+err_register:
+ vmxnet3_free_intr_resources(adapter);
+err_ver:
+ vmxnet3_free_pci_resources(adapter);
+err_alloc_pci:
+ kfree(adapter->pm_conf);
+err_alloc_pm:
+ pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) +
+ sizeof(struct Vmxnet3_RxQueueDesc),
+ adapter->tqd_start, adapter->queue_desc_pa);
+err_alloc_queue_desc:
+ pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared),
+ adapter->shared, adapter->shared_pa);
+err_alloc_shared:
+ pci_set_drvdata(pdev, NULL);
+ free_netdev(netdev);
+ return err;
+}
+
+
+static void __devexit
+vmxnet3_remove_device(struct pci_dev *pdev)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ flush_scheduled_work();
+
+ unregister_netdev(netdev);
+
+ vmxnet3_free_intr_resources(adapter);
+ vmxnet3_free_pci_resources(adapter);
+ kfree(adapter->pm_conf);
+ pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) +
+ sizeof(struct Vmxnet3_RxQueueDesc),
+ adapter->tqd_start, adapter->queue_desc_pa);
+ pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared),
+ adapter->shared, adapter->shared_pa);
+ free_netdev(netdev);
+}
+
+
+#ifdef CONFIG_PM
+
+static int
+vmxnet3_suspend(struct device *device)
+{
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ struct Vmxnet3_PMConf *pmConf;
+ struct ethhdr *ehdr;
+ struct arphdr *ahdr;
+ u8 *arpreq;
+ struct in_device *in_dev;
+ struct in_ifaddr *ifa;
+ int i = 0;
+
+ if (!netif_running(netdev))
+ return 0;
+
+ vmxnet3_disable_all_intrs(adapter);
+ vmxnet3_free_irqs(adapter);
+ vmxnet3_free_intr_resources(adapter);
+
+ netif_device_detach(netdev);
+ netif_stop_queue(netdev);
+
+ /* Create wake-up filters. */
+ pmConf = adapter->pm_conf;
+ memset(pmConf, 0, sizeof(*pmConf));
+
+ if (adapter->wol & WAKE_UCAST) {
+ pmConf->filters[i].patternSize = ETH_ALEN;
+ pmConf->filters[i].maskSize = 1;
+ memcpy(pmConf->filters[i].pattern, netdev->dev_addr, ETH_ALEN);
+ pmConf->filters[i].mask[0] = 0x3F; /* LSB ETH_ALEN bits */
+
+ pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER;
+ i++;
+ }
+
+ if (adapter->wol & WAKE_ARP) {
+ in_dev = in_dev_get(netdev);
+ if (!in_dev)
+ goto skip_arp;
+
+ ifa = (struct in_ifaddr *)in_dev->ifa_list;
+ if (!ifa)
+ goto skip_arp;
+
+ pmConf->filters[i].patternSize = ETH_HLEN + /* Ethernet header*/
+ sizeof(struct arphdr) + /* ARP header */
+ 2 * ETH_ALEN + /* 2 Ethernet addresses*/
+ 2 * sizeof(u32); /*2 IPv4 addresses */
+ pmConf->filters[i].maskSize =
+ (pmConf->filters[i].patternSize - 1) / 8 + 1;
+
+ /* ETH_P_ARP in Ethernet header. */
+ ehdr = (struct ethhdr *)pmConf->filters[i].pattern;
+ ehdr->h_proto = htons(ETH_P_ARP);
+
+ /* ARPOP_REQUEST in ARP header. */
+ ahdr = (struct arphdr *)&pmConf->filters[i].pattern[ETH_HLEN];
+ ahdr->ar_op = htons(ARPOP_REQUEST);
+ arpreq = (u8 *)(ahdr + 1);
+
+ /* The Unicast IPv4 address in 'tip' field. */
+ arpreq += 2 * ETH_ALEN + sizeof(u32);
+ *(u32 *)arpreq = ifa->ifa_address;
+
+ /* The mask for the relevant bits. */
+ pmConf->filters[i].mask[0] = 0x00;
+ pmConf->filters[i].mask[1] = 0x30; /* ETH_P_ARP */
+ pmConf->filters[i].mask[2] = 0x30; /* ARPOP_REQUEST */
+ pmConf->filters[i].mask[3] = 0x00;
+ pmConf->filters[i].mask[4] = 0xC0; /* IPv4 TIP */
+ pmConf->filters[i].mask[5] = 0x03; /* IPv4 TIP */
+ in_dev_put(in_dev);
+
+ pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER;
+ i++;
+ }
+
+skip_arp:
+ if (adapter->wol & WAKE_MAGIC)
+ pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_MAGIC;
+
+ pmConf->numFilters = i;
+
+ adapter->shared->devRead.pmConfDesc.confVer = 1;
+ adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf);
+ adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf);
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_PMCFG);
+
+ pci_save_state(pdev);
+ pci_enable_wake(pdev, pci_choose_state(pdev, PMSG_SUSPEND),
+ adapter->wol);
+ pci_disable_device(pdev);
+ pci_set_power_state(pdev, pci_choose_state(pdev, PMSG_SUSPEND));
+
+ return 0;
+}
+
+
+static int
+vmxnet3_resume(struct device *device)
+{
+ int err;
+ struct pci_dev *pdev = to_pci_dev(device);
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ struct Vmxnet3_PMConf *pmConf;
+
+ if (!netif_running(netdev))
+ return 0;
+
+ /* Destroy wake-up filters. */
+ pmConf = adapter->pm_conf;
+ memset(pmConf, 0, sizeof(*pmConf));
+
+ adapter->shared->devRead.pmConfDesc.confVer = 1;
+ adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf);
+ adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf);
+
+ netif_device_attach(netdev);
+ pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
+ err = pci_enable_device_mem(pdev);
+ if (err != 0)
+ return err;
+
+ pci_enable_wake(pdev, PCI_D0, 0);
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_PMCFG);
+ vmxnet3_alloc_intr_resources(adapter);
+ vmxnet3_request_irqs(adapter);
+ vmxnet3_enable_all_intrs(adapter);
+
+ return 0;
+}
+
+static struct dev_pm_ops vmxnet3_pm_ops = {
+ .suspend = vmxnet3_suspend,
+ .resume = vmxnet3_resume,
+};
+#endif
+
+static struct pci_driver vmxnet3_driver = {
+ .name = vmxnet3_driver_name,
+ .id_table = vmxnet3_pciid_table,
+ .probe = vmxnet3_probe_device,
+ .remove = __devexit_p(vmxnet3_remove_device),
+#ifdef CONFIG_PM
+ .driver.pm = &vmxnet3_pm_ops,
+#endif
+};
+
+
+static int __init
+vmxnet3_init_module(void)
+{
+ printk(KERN_INFO "%s - version %s\n", VMXNET3_DRIVER_DESC,
+ VMXNET3_DRIVER_VERSION_REPORT);
+ return pci_register_driver(&vmxnet3_driver);
+}
+
+module_init(vmxnet3_init_module);
+
+
+static void
+vmxnet3_exit_module(void)
+{
+ pci_unregister_driver(&vmxnet3_driver);
+}
+
+module_exit(vmxnet3_exit_module);
+
+MODULE_AUTHOR("VMware, Inc.");
+MODULE_DESCRIPTION(VMXNET3_DRIVER_DESC);
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(VMXNET3_DRIVER_VERSION_STRING);
diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c
new file mode 100644
index 00000000000..c2c15e4cafc
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c
@@ -0,0 +1,566 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+
+#include "vmxnet3_int.h"
+
+struct vmxnet3_stat_desc {
+ char desc[ETH_GSTRING_LEN];
+ int offset;
+};
+
+
+static u32
+vmxnet3_get_rx_csum(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ return adapter->rxcsum;
+}
+
+
+static int
+vmxnet3_set_rx_csum(struct net_device *netdev, u32 val)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ if (adapter->rxcsum != val) {
+ adapter->rxcsum = val;
+ if (netif_running(netdev)) {
+ if (val)
+ adapter->shared->devRead.misc.uptFeatures |=
+ UPT1_F_RXCSUM;
+ else
+ adapter->shared->devRead.misc.uptFeatures &=
+ ~UPT1_F_RXCSUM;
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_FEATURE);
+ }
+ }
+ return 0;
+}
+
+
+/* per tq stats maintained by the device */
+static const struct vmxnet3_stat_desc
+vmxnet3_tq_dev_stats[] = {
+ /* description, offset */
+ { "TSO pkts tx", offsetof(struct UPT1_TxStats, TSOPktsTxOK) },
+ { "TSO bytes tx", offsetof(struct UPT1_TxStats, TSOBytesTxOK) },
+ { "ucast pkts tx", offsetof(struct UPT1_TxStats, ucastPktsTxOK) },
+ { "ucast bytes tx", offsetof(struct UPT1_TxStats, ucastBytesTxOK) },
+ { "mcast pkts tx", offsetof(struct UPT1_TxStats, mcastPktsTxOK) },
+ { "mcast bytes tx", offsetof(struct UPT1_TxStats, mcastBytesTxOK) },
+ { "bcast pkts tx", offsetof(struct UPT1_TxStats, bcastPktsTxOK) },
+ { "bcast bytes tx", offsetof(struct UPT1_TxStats, bcastBytesTxOK) },
+ { "pkts tx err", offsetof(struct UPT1_TxStats, pktsTxError) },
+ { "pkts tx discard", offsetof(struct UPT1_TxStats, pktsTxDiscard) },
+};
+
+/* per tq stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_tq_driver_stats[] = {
+ /* description, offset */
+ {"drv dropped tx total", offsetof(struct vmxnet3_tq_driver_stats,
+ drop_total) },
+ { " too many frags", offsetof(struct vmxnet3_tq_driver_stats,
+ drop_too_many_frags) },
+ { " giant hdr", offsetof(struct vmxnet3_tq_driver_stats,
+ drop_oversized_hdr) },
+ { " hdr err", offsetof(struct vmxnet3_tq_driver_stats,
+ drop_hdr_inspect_err) },
+ { " tso", offsetof(struct vmxnet3_tq_driver_stats,
+ drop_tso) },
+ { "ring full", offsetof(struct vmxnet3_tq_driver_stats,
+ tx_ring_full) },
+ { "pkts linearized", offsetof(struct vmxnet3_tq_driver_stats,
+ linearized) },
+ { "hdr cloned", offsetof(struct vmxnet3_tq_driver_stats,
+ copy_skb_header) },
+ { "giant hdr", offsetof(struct vmxnet3_tq_driver_stats,
+ oversized_hdr) },
+};
+
+/* per rq stats maintained by the device */
+static const struct vmxnet3_stat_desc
+vmxnet3_rq_dev_stats[] = {
+ { "LRO pkts rx", offsetof(struct UPT1_RxStats, LROPktsRxOK) },
+ { "LRO byte rx", offsetof(struct UPT1_RxStats, LROBytesRxOK) },
+ { "ucast pkts rx", offsetof(struct UPT1_RxStats, ucastPktsRxOK) },
+ { "ucast bytes rx", offsetof(struct UPT1_RxStats, ucastBytesRxOK) },
+ { "mcast pkts rx", offsetof(struct UPT1_RxStats, mcastPktsRxOK) },
+ { "mcast bytes rx", offsetof(struct UPT1_RxStats, mcastBytesRxOK) },
+ { "bcast pkts rx", offsetof(struct UPT1_RxStats, bcastPktsRxOK) },
+ { "bcast bytes rx", offsetof(struct UPT1_RxStats, bcastBytesRxOK) },
+ { "pkts rx out of buf", offsetof(struct UPT1_RxStats, pktsRxOutOfBuf) },
+ { "pkts rx err", offsetof(struct UPT1_RxStats, pktsRxError) },
+};
+
+/* per rq stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_rq_driver_stats[] = {
+ /* description, offset */
+ { "drv dropped rx total", offsetof(struct vmxnet3_rq_driver_stats,
+ drop_total) },
+ { " err", offsetof(struct vmxnet3_rq_driver_stats,
+ drop_err) },
+ { " fcs", offsetof(struct vmxnet3_rq_driver_stats,
+ drop_fcs) },
+ { "rx buf alloc fail", offsetof(struct vmxnet3_rq_driver_stats,
+ rx_buf_alloc_failure) },
+};
+
+/* gloabl stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_global_stats[] = {
+ /* description, offset */
+ { "tx timeout count", offsetof(struct vmxnet3_adapter,
+ tx_timeout_count) }
+};
+
+
+struct net_device_stats *
+vmxnet3_get_stats(struct net_device *netdev)
+{
+ struct vmxnet3_adapter *adapter;
+ struct vmxnet3_tq_driver_stats *drvTxStats;
+ struct vmxnet3_rq_driver_stats *drvRxStats;
+ struct UPT1_TxStats *devTxStats;
+ struct UPT1_RxStats *devRxStats;
+ struct net_device_stats *net_stats = &netdev->stats;
+
+ adapter = netdev_priv(netdev);
+
+ /* Collect the dev stats into the shared area */
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
+
+ /* Assuming that we have a single queue device */
+ devTxStats = &adapter->tqd_start->stats;
+ devRxStats = &adapter->rqd_start->stats;
+
+ /* Get access to the driver stats per queue */
+ drvTxStats = &adapter->tx_queue.stats;
+ drvRxStats = &adapter->rx_queue.stats;
+
+ memset(net_stats, 0, sizeof(*net_stats));
+
+ net_stats->rx_packets = devRxStats->ucastPktsRxOK +
+ devRxStats->mcastPktsRxOK +
+ devRxStats->bcastPktsRxOK;
+
+ net_stats->tx_packets = devTxStats->ucastPktsTxOK +
+ devTxStats->mcastPktsTxOK +
+ devTxStats->bcastPktsTxOK;
+
+ net_stats->rx_bytes = devRxStats->ucastBytesRxOK +
+ devRxStats->mcastBytesRxOK +
+ devRxStats->bcastBytesRxOK;
+
+ net_stats->tx_bytes = devTxStats->ucastBytesTxOK +
+ devTxStats->mcastBytesTxOK +
+ devTxStats->bcastBytesTxOK;
+
+ net_stats->rx_errors = devRxStats->pktsRxError;
+ net_stats->tx_errors = devTxStats->pktsTxError;
+ net_stats->rx_dropped = drvRxStats->drop_total;
+ net_stats->tx_dropped = drvTxStats->drop_total;
+ net_stats->multicast = devRxStats->mcastPktsRxOK;
+
+ return net_stats;
+}
+
+static int
+vmxnet3_get_sset_count(struct net_device *netdev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_STATS:
+ return ARRAY_SIZE(vmxnet3_tq_dev_stats) +
+ ARRAY_SIZE(vmxnet3_tq_driver_stats) +
+ ARRAY_SIZE(vmxnet3_rq_dev_stats) +
+ ARRAY_SIZE(vmxnet3_rq_driver_stats) +
+ ARRAY_SIZE(vmxnet3_global_stats);
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+
+static int
+vmxnet3_get_regs_len(struct net_device *netdev)
+{
+ return 20 * sizeof(u32);
+}
+
+
+static void
+vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ strlcpy(drvinfo->driver, vmxnet3_driver_name, sizeof(drvinfo->driver));
+ drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
+
+ strlcpy(drvinfo->version, VMXNET3_DRIVER_VERSION_REPORT,
+ sizeof(drvinfo->version));
+ drvinfo->driver[sizeof(drvinfo->version) - 1] = '\0';
+
+ strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+ drvinfo->fw_version[sizeof(drvinfo->fw_version) - 1] = '\0';
+
+ strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
+ ETHTOOL_BUSINFO_LEN);
+ drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS);
+ drvinfo->testinfo_len = 0;
+ drvinfo->eedump_len = 0;
+ drvinfo->regdump_len = vmxnet3_get_regs_len(netdev);
+}
+
+
+static void
+vmxnet3_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
+{
+ if (stringset == ETH_SS_STATS) {
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) {
+ memcpy(buf, vmxnet3_tq_dev_stats[i].desc,
+ ETH_GSTRING_LEN);
+ buf += ETH_GSTRING_LEN;
+ }
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) {
+ memcpy(buf, vmxnet3_tq_driver_stats[i].desc,
+ ETH_GSTRING_LEN);
+ buf += ETH_GSTRING_LEN;
+ }
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) {
+ memcpy(buf, vmxnet3_rq_dev_stats[i].desc,
+ ETH_GSTRING_LEN);
+ buf += ETH_GSTRING_LEN;
+ }
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) {
+ memcpy(buf, vmxnet3_rq_driver_stats[i].desc,
+ ETH_GSTRING_LEN);
+ buf += ETH_GSTRING_LEN;
+ }
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) {
+ memcpy(buf, vmxnet3_global_stats[i].desc,
+ ETH_GSTRING_LEN);
+ buf += ETH_GSTRING_LEN;
+ }
+ }
+}
+
+static u32
+vmxnet3_get_flags(struct net_device *netdev) {
+ return netdev->features;
+}
+
+static int
+vmxnet3_set_flags(struct net_device *netdev, u32 data) {
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u8 lro_requested = (data & ETH_FLAG_LRO) == 0 ? 0 : 1;
+ u8 lro_present = (netdev->features & NETIF_F_LRO) == 0 ? 0 : 1;
+
+ if (lro_requested ^ lro_present) {
+ /* toggle the LRO feature*/
+ netdev->features ^= NETIF_F_LRO;
+
+ /* update harware LRO capability accordingly */
+ if (lro_requested)
+ adapter->shared->devRead.misc.uptFeatures &= UPT1_F_LRO;
+ else
+ adapter->shared->devRead.misc.uptFeatures &=
+ ~UPT1_F_LRO;
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_FEATURE);
+ }
+ return 0;
+}
+
+static void
+vmxnet3_get_ethtool_stats(struct net_device *netdev,
+ struct ethtool_stats *stats, u64 *buf)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u8 *base;
+ int i;
+
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
+
+ /* this does assume each counter is 64-bit wide */
+
+ base = (u8 *)&adapter->tqd_start->stats;
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++)
+ *buf++ = *(u64 *)(base + vmxnet3_tq_dev_stats[i].offset);
+
+ base = (u8 *)&adapter->tx_queue.stats;
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++)
+ *buf++ = *(u64 *)(base + vmxnet3_tq_driver_stats[i].offset);
+
+ base = (u8 *)&adapter->rqd_start->stats;
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++)
+ *buf++ = *(u64 *)(base + vmxnet3_rq_dev_stats[i].offset);
+
+ base = (u8 *)&adapter->rx_queue.stats;
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++)
+ *buf++ = *(u64 *)(base + vmxnet3_rq_driver_stats[i].offset);
+
+ base = (u8 *)adapter;
+ for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++)
+ *buf++ = *(u64 *)(base + vmxnet3_global_stats[i].offset);
+}
+
+
+static void
+vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u32 *buf = p;
+
+ memset(p, 0, vmxnet3_get_regs_len(netdev));
+
+ regs->version = 1;
+
+ /* Update vmxnet3_get_regs_len if we want to dump more registers */
+
+ /* make each ring use multiple of 16 bytes */
+ buf[0] = adapter->tx_queue.tx_ring.next2fill;
+ buf[1] = adapter->tx_queue.tx_ring.next2comp;
+ buf[2] = adapter->tx_queue.tx_ring.gen;
+ buf[3] = 0;
+
+ buf[4] = adapter->tx_queue.comp_ring.next2proc;
+ buf[5] = adapter->tx_queue.comp_ring.gen;
+ buf[6] = adapter->tx_queue.stopped;
+ buf[7] = 0;
+
+ buf[8] = adapter->rx_queue.rx_ring[0].next2fill;
+ buf[9] = adapter->rx_queue.rx_ring[0].next2comp;
+ buf[10] = adapter->rx_queue.rx_ring[0].gen;
+ buf[11] = 0;
+
+ buf[12] = adapter->rx_queue.rx_ring[1].next2fill;
+ buf[13] = adapter->rx_queue.rx_ring[1].next2comp;
+ buf[14] = adapter->rx_queue.rx_ring[1].gen;
+ buf[15] = 0;
+
+ buf[16] = adapter->rx_queue.comp_ring.next2proc;
+ buf[17] = adapter->rx_queue.comp_ring.gen;
+ buf[18] = 0;
+ buf[19] = 0;
+}
+
+
+static void
+vmxnet3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ wol->supported = WAKE_UCAST | WAKE_ARP | WAKE_MAGIC;
+ wol->wolopts = adapter->wol;
+}
+
+
+static int
+vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ if (wol->wolopts & (WAKE_PHY | WAKE_MCAST | WAKE_BCAST |
+ WAKE_MAGICSECURE)) {
+ return -EOPNOTSUPP;
+ }
+
+ adapter->wol = wol->wolopts;
+
+ device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+ return 0;
+}
+
+
+static int
+vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full |
+ SUPPORTED_TP;
+ ecmd->advertising = ADVERTISED_TP;
+ ecmd->port = PORT_TP;
+ ecmd->transceiver = XCVR_INTERNAL;
+
+ if (adapter->link_speed) {
+ ecmd->speed = adapter->link_speed;
+ ecmd->duplex = DUPLEX_FULL;
+ } else {
+ ecmd->speed = -1;
+ ecmd->duplex = -1;
+ }
+ return 0;
+}
+
+
+static void
+vmxnet3_get_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *param)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+ param->rx_max_pending = VMXNET3_RX_RING_MAX_SIZE;
+ param->tx_max_pending = VMXNET3_TX_RING_MAX_SIZE;
+ param->rx_mini_max_pending = 0;
+ param->rx_jumbo_max_pending = 0;
+
+ param->rx_pending = adapter->rx_queue.rx_ring[0].size;
+ param->tx_pending = adapter->tx_queue.tx_ring.size;
+ param->rx_mini_pending = 0;
+ param->rx_jumbo_pending = 0;
+}
+
+
+static int
+vmxnet3_set_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *param)
+{
+ struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+ u32 new_tx_ring_size, new_rx_ring_size;
+ u32 sz;
+ int err = 0;
+
+ if (param->tx_pending == 0 || param->tx_pending >
+ VMXNET3_TX_RING_MAX_SIZE)
+ return -EINVAL;
+
+ if (param->rx_pending == 0 || param->rx_pending >
+ VMXNET3_RX_RING_MAX_SIZE)
+ return -EINVAL;
+
+
+ /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */
+ new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) &
+ ~VMXNET3_RING_SIZE_MASK;
+ new_tx_ring_size = min_t(u32, new_tx_ring_size,
+ VMXNET3_TX_RING_MAX_SIZE);
+ if (new_tx_ring_size > VMXNET3_TX_RING_MAX_SIZE || (new_tx_ring_size %
+ VMXNET3_RING_SIZE_ALIGN) != 0)
+ return -EINVAL;
+
+ /* ring0 has to be a multiple of
+ * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
+ */
+ sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
+ new_rx_ring_size = (param->rx_pending + sz - 1) / sz * sz;
+ new_rx_ring_size = min_t(u32, new_rx_ring_size,
+ VMXNET3_RX_RING_MAX_SIZE / sz * sz);
+ if (new_rx_ring_size > VMXNET3_RX_RING_MAX_SIZE || (new_rx_ring_size %
+ sz) != 0)
+ return -EINVAL;
+
+ if (new_tx_ring_size == adapter->tx_queue.tx_ring.size &&
+ new_rx_ring_size == adapter->rx_queue.rx_ring[0].size) {
+ return 0;
+ }
+
+ /*
+ * Reset_work may be in the middle of resetting the device, wait for its
+ * completion.
+ */
+ while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+ msleep(1);
+
+ if (netif_running(netdev)) {
+ vmxnet3_quiesce_dev(adapter);
+ vmxnet3_reset_dev(adapter);
+
+ /* recreate the rx queue and the tx queue based on the
+ * new sizes */
+ vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+ vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+
+ err = vmxnet3_create_queues(adapter, new_tx_ring_size,
+ new_rx_ring_size, VMXNET3_DEF_RX_RING_SIZE);
+ if (err) {
+ /* failed, most likely because of OOM, try default
+ * size */
+ printk(KERN_ERR "%s: failed to apply new sizes, try the"
+ " default ones\n", netdev->name);
+ err = vmxnet3_create_queues(adapter,
+ VMXNET3_DEF_TX_RING_SIZE,
+ VMXNET3_DEF_RX_RING_SIZE,
+ VMXNET3_DEF_RX_RING_SIZE);
+ if (err) {
+ printk(KERN_ERR "%s: failed to create queues "
+ "with default sizes. Closing it\n",
+ netdev->name);
+ goto out;
+ }
+ }
+
+ err = vmxnet3_activate_dev(adapter);
+ if (err)
+ printk(KERN_ERR "%s: failed to re-activate, error %d."
+ " Closing it\n", netdev->name, err);
+ }
+
+out:
+ clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+ if (err)
+ vmxnet3_force_close(adapter);
+
+ return err;
+}
+
+
+static struct ethtool_ops vmxnet3_ethtool_ops = {
+ .get_settings = vmxnet3_get_settings,
+ .get_drvinfo = vmxnet3_get_drvinfo,
+ .get_regs_len = vmxnet3_get_regs_len,
+ .get_regs = vmxnet3_get_regs,
+ .get_wol = vmxnet3_get_wol,
+ .set_wol = vmxnet3_set_wol,
+ .get_link = ethtool_op_get_link,
+ .get_rx_csum = vmxnet3_get_rx_csum,
+ .set_rx_csum = vmxnet3_set_rx_csum,
+ .get_tx_csum = ethtool_op_get_tx_csum,
+ .set_tx_csum = ethtool_op_set_tx_hw_csum,
+ .get_sg = ethtool_op_get_sg,
+ .set_sg = ethtool_op_set_sg,
+ .get_tso = ethtool_op_get_tso,
+ .set_tso = ethtool_op_set_tso,
+ .get_strings = vmxnet3_get_strings,
+ .get_flags = vmxnet3_get_flags,
+ .set_flags = vmxnet3_set_flags,
+ .get_sset_count = vmxnet3_get_sset_count,
+ .get_ethtool_stats = vmxnet3_get_ethtool_stats,
+ .get_ringparam = vmxnet3_get_ringparam,
+ .set_ringparam = vmxnet3_set_ringparam,
+};
+
+void vmxnet3_set_ethtool_ops(struct net_device *netdev)
+{
+ SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops);
+}
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
new file mode 100644
index 00000000000..3c0d70d5811
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -0,0 +1,389 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _VMXNET3_INT_H
+#define _VMXNET3_INT_H
+
+#include <linux/types.h>
+#include <linux/ethtool.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/netdevice.h>
+#include <linux/pci.h>
+#include <linux/ethtool.h>
+#include <linux/compiler.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/ioport.h>
+#include <linux/highmem.h>
+#include <linux/init.h>
+#include <linux/timer.h>
+#include <linux/skbuff.h>
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+#include <linux/uaccess.h>
+#include <asm/dma.h>
+#include <asm/page.h>
+
+#include <linux/tcp.h>
+#include <linux/udp.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <linux/in.h>
+#include <linux/etherdevice.h>
+#include <asm/checksum.h>
+#include <linux/if_vlan.h>
+#include <linux/if_arp.h>
+#include <linux/inetdevice.h>
+
+#include "vmxnet3_defs.h"
+
+#ifdef DEBUG
+# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI(debug)"
+#else
+# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI"
+#endif
+
+
+/*
+ * Version numbers
+ */
+#define VMXNET3_DRIVER_VERSION_STRING "1.0.5.0-k"
+
+/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
+#define VMXNET3_DRIVER_VERSION_NUM 0x01000500
+
+
+/*
+ * Capabilities
+ */
+
+enum {
+ VMNET_CAP_SG = 0x0001, /* Can do scatter-gather transmits. */
+ VMNET_CAP_IP4_CSUM = 0x0002, /* Can checksum only TCP/UDP over
+ * IPv4 */
+ VMNET_CAP_HW_CSUM = 0x0004, /* Can checksum all packets. */
+ VMNET_CAP_HIGH_DMA = 0x0008, /* Can DMA to high memory. */
+ VMNET_CAP_TOE = 0x0010, /* Supports TCP/IP offload. */
+ VMNET_CAP_TSO = 0x0020, /* Supports TCP Segmentation
+ * offload */
+ VMNET_CAP_SW_TSO = 0x0040, /* Supports SW TCP Segmentation */
+ VMNET_CAP_VMXNET_APROM = 0x0080, /* Vmxnet APROM support */
+ VMNET_CAP_HW_TX_VLAN = 0x0100, /* Can we do VLAN tagging in HW */
+ VMNET_CAP_HW_RX_VLAN = 0x0200, /* Can we do VLAN untagging in HW */
+ VMNET_CAP_SW_VLAN = 0x0400, /* VLAN tagging/untagging in SW */
+ VMNET_CAP_WAKE_PCKT_RCV = 0x0800, /* Can wake on network packet recv? */
+ VMNET_CAP_ENABLE_INT_INLINE = 0x1000, /* Enable Interrupt Inline */
+ VMNET_CAP_ENABLE_HEADER_COPY = 0x2000, /* copy header for vmkernel */
+ VMNET_CAP_TX_CHAIN = 0x4000, /* Guest can use multiple tx entries
+ * for a pkt */
+ VMNET_CAP_RX_CHAIN = 0x8000, /* pkt can span multiple rx entries */
+ VMNET_CAP_LPD = 0x10000, /* large pkt delivery */
+ VMNET_CAP_BPF = 0x20000, /* BPF Support in VMXNET Virtual HW*/
+ VMNET_CAP_SG_SPAN_PAGES = 0x40000, /* Scatter-gather can span multiple*/
+ /* pages transmits */
+ VMNET_CAP_IP6_CSUM = 0x80000, /* Can do IPv6 csum offload. */
+ VMNET_CAP_TSO6 = 0x100000, /* TSO seg. offload for IPv6 pkts. */
+ VMNET_CAP_TSO256k = 0x200000, /* Can do TSO seg offload for */
+ /* pkts up to 256kB. */
+ VMNET_CAP_UPT = 0x400000 /* Support UPT */
+};
+
+/*
+ * PCI vendor and device IDs.
+ */
+#define PCI_VENDOR_ID_VMWARE 0x15AD
+#define PCI_DEVICE_ID_VMWARE_VMXNET3 0x07B0
+#define MAX_ETHERNET_CARDS 10
+#define MAX_PCI_PASSTHRU_DEVICE 6
+
+struct vmxnet3_cmd_ring {
+ union Vmxnet3_GenericDesc *base;
+ u32 size;
+ u32 next2fill;
+ u32 next2comp;
+ u8 gen;
+ dma_addr_t basePA;
+};
+
+static inline void
+vmxnet3_cmd_ring_adv_next2fill(struct vmxnet3_cmd_ring *ring)
+{
+ ring->next2fill++;
+ if (unlikely(ring->next2fill == ring->size)) {
+ ring->next2fill = 0;
+ VMXNET3_FLIP_RING_GEN(ring->gen);
+ }
+}
+
+static inline void
+vmxnet3_cmd_ring_adv_next2comp(struct vmxnet3_cmd_ring *ring)
+{
+ VMXNET3_INC_RING_IDX_ONLY(ring->next2comp, ring->size);
+}
+
+static inline int
+vmxnet3_cmd_ring_desc_avail(struct vmxnet3_cmd_ring *ring)
+{
+ return (ring->next2comp > ring->next2fill ? 0 : ring->size) +
+ ring->next2comp - ring->next2fill - 1;
+}
+
+struct vmxnet3_comp_ring {
+ union Vmxnet3_GenericDesc *base;
+ u32 size;
+ u32 next2proc;
+ u8 gen;
+ u8 intr_idx;
+ dma_addr_t basePA;
+};
+
+static inline void
+vmxnet3_comp_ring_adv_next2proc(struct vmxnet3_comp_ring *ring)
+{
+ ring->next2proc++;
+ if (unlikely(ring->next2proc == ring->size)) {
+ ring->next2proc = 0;
+ VMXNET3_FLIP_RING_GEN(ring->gen);
+ }
+}
+
+struct vmxnet3_tx_data_ring {
+ struct Vmxnet3_TxDataDesc *base;
+ u32 size;
+ dma_addr_t basePA;
+};
+
+enum vmxnet3_buf_map_type {
+ VMXNET3_MAP_INVALID = 0,
+ VMXNET3_MAP_NONE,
+ VMXNET3_MAP_SINGLE,
+ VMXNET3_MAP_PAGE,
+};
+
+struct vmxnet3_tx_buf_info {
+ u32 map_type;
+ u16 len;
+ u16 sop_idx;
+ dma_addr_t dma_addr;
+ struct sk_buff *skb;
+};
+
+struct vmxnet3_tq_driver_stats {
+ u64 drop_total; /* # of pkts dropped by the driver, the
+ * counters below track droppings due to
+ * different reasons
+ */
+ u64 drop_too_many_frags;
+ u64 drop_oversized_hdr;
+ u64 drop_hdr_inspect_err;
+ u64 drop_tso;
+
+ u64 tx_ring_full;
+ u64 linearized; /* # of pkts linearized */
+ u64 copy_skb_header; /* # of times we have to copy skb header */
+ u64 oversized_hdr;
+};
+
+struct vmxnet3_tx_ctx {
+ bool ipv4;
+ u16 mss;
+ u32 eth_ip_hdr_size; /* only valid for pkts requesting tso or csum
+ * offloading
+ */
+ u32 l4_hdr_size; /* only valid if mss != 0 */
+ u32 copy_size; /* # of bytes copied into the data ring */
+ union Vmxnet3_GenericDesc *sop_txd;
+ union Vmxnet3_GenericDesc *eop_txd;
+};
+
+struct vmxnet3_tx_queue {
+ spinlock_t tx_lock;
+ struct vmxnet3_cmd_ring tx_ring;
+ struct vmxnet3_tx_buf_info *buf_info;
+ struct vmxnet3_tx_data_ring data_ring;
+ struct vmxnet3_comp_ring comp_ring;
+ struct Vmxnet3_TxQueueCtrl *shared;
+ struct vmxnet3_tq_driver_stats stats;
+ bool stopped;
+ int num_stop; /* # of times the queue is
+ * stopped */
+} __attribute__((__aligned__(SMP_CACHE_BYTES)));
+
+enum vmxnet3_rx_buf_type {
+ VMXNET3_RX_BUF_NONE = 0,
+ VMXNET3_RX_BUF_SKB = 1,
+ VMXNET3_RX_BUF_PAGE = 2
+};
+
+struct vmxnet3_rx_buf_info {
+ enum vmxnet3_rx_buf_type buf_type;
+ u16 len;
+ union {
+ struct sk_buff *skb;
+ struct page *page;
+ };
+ dma_addr_t dma_addr;
+};
+
+struct vmxnet3_rx_ctx {
+ struct sk_buff *skb;
+ u32 sop_idx;
+};
+
+struct vmxnet3_rq_driver_stats {
+ u64 drop_total;
+ u64 drop_err;
+ u64 drop_fcs;
+ u64 rx_buf_alloc_failure;
+};
+
+struct vmxnet3_rx_queue {
+ struct vmxnet3_cmd_ring rx_ring[2];
+ struct vmxnet3_comp_ring comp_ring;
+ struct vmxnet3_rx_ctx rx_ctx;
+ u32 qid; /* rqID in RCD for buffer from 1st ring */
+ u32 qid2; /* rqID in RCD for buffer from 2nd ring */
+ u32 uncommitted[2]; /* # of buffers allocated since last RXPROD
+ * update */
+ struct vmxnet3_rx_buf_info *buf_info[2];
+ struct Vmxnet3_RxQueueCtrl *shared;
+ struct vmxnet3_rq_driver_stats stats;
+} __attribute__((__aligned__(SMP_CACHE_BYTES)));
+
+#define VMXNET3_LINUX_MAX_MSIX_VECT 1
+
+struct vmxnet3_intr {
+ enum vmxnet3_intr_mask_mode mask_mode;
+ enum vmxnet3_intr_type type; /* MSI-X, MSI, or INTx? */
+ u8 num_intrs; /* # of intr vectors */
+ u8 event_intr_idx; /* idx of the intr vector for event */
+ u8 mod_levels[VMXNET3_LINUX_MAX_MSIX_VECT]; /* moderation level */
+#ifdef CONFIG_PCI_MSI
+ struct msix_entry msix_entries[VMXNET3_LINUX_MAX_MSIX_VECT];
+#endif
+};
+
+#define VMXNET3_STATE_BIT_RESETTING 0
+#define VMXNET3_STATE_BIT_QUIESCED 1
+struct vmxnet3_adapter {
+ struct vmxnet3_tx_queue tx_queue;
+ struct vmxnet3_rx_queue rx_queue;
+ struct napi_struct napi;
+ struct vlan_group *vlan_grp;
+
+ struct vmxnet3_intr intr;
+
+ struct Vmxnet3_DriverShared *shared;
+ struct Vmxnet3_PMConf *pm_conf;
+ struct Vmxnet3_TxQueueDesc *tqd_start; /* first tx queue desc */
+ struct Vmxnet3_RxQueueDesc *rqd_start; /* first rx queue desc */
+ struct net_device *netdev;
+ struct pci_dev *pdev;
+
+ u8 *hw_addr0; /* for BAR 0 */
+ u8 *hw_addr1; /* for BAR 1 */
+
+ /* feature control */
+ bool rxcsum;
+ bool lro;
+ bool jumbo_frame;
+
+ /* rx buffer related */
+ unsigned skb_buf_size;
+ int rx_buf_per_pkt; /* only apply to the 1st ring */
+ dma_addr_t shared_pa;
+ dma_addr_t queue_desc_pa;
+
+ /* Wake-on-LAN */
+ u32 wol;
+
+ /* Link speed */
+ u32 link_speed; /* in mbps */
+
+ u64 tx_timeout_count;
+ struct work_struct work;
+
+ unsigned long state; /* VMXNET3_STATE_BIT_xxx */
+
+ int dev_number;
+};
+
+#define VMXNET3_WRITE_BAR0_REG(adapter, reg, val) \
+ writel((val), (adapter)->hw_addr0 + (reg))
+#define VMXNET3_READ_BAR0_REG(adapter, reg) \
+ readl((adapter)->hw_addr0 + (reg))
+
+#define VMXNET3_WRITE_BAR1_REG(adapter, reg, val) \
+ writel((val), (adapter)->hw_addr1 + (reg))
+#define VMXNET3_READ_BAR1_REG(adapter, reg) \
+ readl((adapter)->hw_addr1 + (reg))
+
+#define VMXNET3_WAKE_QUEUE_THRESHOLD(tq) (5)
+#define VMXNET3_RX_ALLOC_THRESHOLD(rq, ring_idx, adapter) \
+ ((rq)->rx_ring[ring_idx].size >> 3)
+
+#define VMXNET3_GET_ADDR_LO(dma) ((u32)(dma))
+#define VMXNET3_GET_ADDR_HI(dma) ((u32)(((u64)(dma)) >> 32))
+
+/* must be a multiple of VMXNET3_RING_SIZE_ALIGN */
+#define VMXNET3_DEF_TX_RING_SIZE 512
+#define VMXNET3_DEF_RX_RING_SIZE 256
+
+#define VMXNET3_MAX_ETH_HDR_SIZE 22
+#define VMXNET3_MAX_SKB_BUF_SIZE (3*1024)
+
+int
+vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter);
+
+int
+vmxnet3_activate_dev(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_force_close(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_reset_dev(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq,
+ struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq,
+ struct vmxnet3_adapter *adapter);
+
+int
+vmxnet3_create_queues(struct vmxnet3_adapter *adapter,
+ u32 tx_ring_size, u32 rx_ring_size, u32 rx_ring2_size);
+
+extern void vmxnet3_set_ethtool_ops(struct net_device *netdev);
+extern struct net_device_stats *vmxnet3_get_stats(struct net_device *netdev);
+
+extern char vmxnet3_driver_name[];
+#endif
diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index 9693b0fd323..0bd898c9475 100644
--- a/drivers/net/wan/c101.c
+++ b/drivers/net/wan/c101.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/capability.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/string.h>
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index cf5fd17ad70..f1bff98acd1 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -58,8 +58,7 @@ struct cisco_state {
spinlock_t lock;
unsigned long last_poll;
int up;
- int request_sent;
- u32 txseq; /* TX sequence number */
+ u32 txseq; /* TX sequence number, 0 = none */
u32 rxseq; /* RX sequence number */
};
@@ -163,6 +162,7 @@ static int cisco_rx(struct sk_buff *skb)
struct cisco_packet *cisco_data;
struct in_device *in_dev;
__be32 addr, mask;
+ u32 ack;
if (skb->len < sizeof(struct hdlc_header))
goto rx_error;
@@ -223,8 +223,10 @@ static int cisco_rx(struct sk_buff *skb)
case CISCO_KEEPALIVE_REQ:
spin_lock(&st->lock);
st->rxseq = ntohl(cisco_data->par1);
- if (st->request_sent &&
- ntohl(cisco_data->par2) == st->txseq) {
+ ack = ntohl(cisco_data->par2);
+ if (ack && (ack == st->txseq ||
+ /* our current REQ may be in transit */
+ ack == st->txseq - 1)) {
st->last_poll = jiffies;
if (!st->up) {
u32 sec, min, hrs, days;
@@ -275,7 +277,6 @@ static void cisco_timer(unsigned long arg)
cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, htonl(++st->txseq),
htonl(st->rxseq));
- st->request_sent = 1;
spin_unlock(&st->lock);
st->timer.expires = jiffies + st->settings.interval * HZ;
@@ -293,9 +294,7 @@ static void cisco_start(struct net_device *dev)
unsigned long flags;
spin_lock_irqsave(&st->lock, flags);
- st->up = 0;
- st->request_sent = 0;
- st->txseq = st->rxseq = 0;
+ st->up = st->txseq = st->rxseq = 0;
spin_unlock_irqrestore(&st->lock, flags);
init_timer(&st->timer);
@@ -317,8 +316,7 @@ static void cisco_stop(struct net_device *dev)
spin_lock_irqsave(&st->lock, flags);
netif_dormant_on(dev);
- st->up = 0;
- st->request_sent = 0;
+ st->up = st->txseq = 0;
spin_unlock_irqrestore(&st->lock, flags);
}
diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c
index 83da596e205..58c66819f39 100644
--- a/drivers/net/wan/n2.c
+++ b/drivers/net/wan/n2.c
@@ -18,6 +18,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/capability.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/fcntl.h>
diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c
index a52f29c72c3..f1340faaf02 100644
--- a/drivers/net/wan/pci200syn.c
+++ b/drivers/net/wan/pci200syn.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/capability.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/fcntl.h>
diff --git a/drivers/net/wireless/adm8211.h b/drivers/net/wireless/adm8211.h
index 4f6ab132218..b07e4d3a6b4 100644
--- a/drivers/net/wireless/adm8211.h
+++ b/drivers/net/wireless/adm8211.h
@@ -266,7 +266,7 @@ do { \
#define ADM8211_SYNCTL_CS1 (1 << 28)
#define ADM8211_SYNCTL_CAL (1 << 27)
#define ADM8211_SYNCTL_SELCAL (1 << 26)
-#define ADM8211_SYNCTL_RFtype ((1 << 24) || (1 << 23) || (1 << 22))
+#define ADM8211_SYNCTL_RFtype ((1 << 24) | (1 << 23) | (1 << 22))
#define ADM8211_SYNCTL_RFMD (1 << 22)
#define ADM8211_SYNCTL_GENERAL (0x7 << 22)
/* SYNCTL 21:0 Data (Si4126: 18-bit data, 4-bit address) */
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 7116a1aa20c..abf896a7390 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -4790,9 +4790,8 @@ static int proc_stats_rid_open( struct inode *inode,
static int get_dec_u16( char *buffer, int *start, int limit ) {
u16 value;
int valid = 0;
- for( value = 0; buffer[*start] >= '0' &&
- buffer[*start] <= '9' &&
- *start < limit; (*start)++ ) {
+ for (value = 0; *start < limit && buffer[*start] >= '0' &&
+ buffer[*start] <= '9'; (*start)++) {
valid = 1;
value *= 10;
value += buffer[*start] - '0';
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 16a271787b8..1895d63aad0 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -679,7 +679,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc,
return rate;
if (rate_table->info[rate].valid_single_stream &&
- !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG));
+ !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG))
return rate;
/* This should not happen */
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index fa1549a03c7..660716214d4 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -607,82 +607,7 @@ struct b43_qos_params {
struct ieee80211_tx_queue_params p;
};
-struct b43_wldev;
-
-/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
-struct b43_wl {
- /* Pointer to the active wireless device on this chip */
- struct b43_wldev *current_dev;
- /* Pointer to the ieee80211 hardware data structure */
- struct ieee80211_hw *hw;
-
- /* Global driver mutex. Every operation must run with this mutex locked. */
- struct mutex mutex;
- /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ
- * handler, only. This basically is just the IRQ mask register. */
- spinlock_t hardirq_lock;
-
- /* The number of queues that were registered with the mac80211 subsystem
- * initially. This is a backup copy of hw->queues in case hw->queues has
- * to be dynamically lowered at runtime (Firmware does not support QoS).
- * hw->queues has to be restored to the original value before unregistering
- * from the mac80211 subsystem. */
- u16 mac80211_initially_registered_queues;
-
- /* We can only have one operating interface (802.11 core)
- * at a time. General information about this interface follows.
- */
-
- struct ieee80211_vif *vif;
- /* The MAC address of the operating interface. */
- u8 mac_addr[ETH_ALEN];
- /* Current BSSID */
- u8 bssid[ETH_ALEN];
- /* Interface type. (NL80211_IFTYPE_XXX) */
- int if_type;
- /* Is the card operating in AP, STA or IBSS mode? */
- bool operating;
- /* filter flags */
- unsigned int filter_flags;
- /* Stats about the wireless interface */
- struct ieee80211_low_level_stats ieee_stats;
-
-#ifdef CONFIG_B43_HWRNG
- struct hwrng rng;
- bool rng_initialized;
- char rng_name[30 + 1];
-#endif /* CONFIG_B43_HWRNG */
-
- /* List of all wireless devices on this chip */
- struct list_head devlist;
- u8 nr_devs;
-
- bool radiotap_enabled;
- bool radio_enabled;
-
- /* The beacon we are currently using (AP or IBSS mode). */
- struct sk_buff *current_beacon;
- bool beacon0_uploaded;
- bool beacon1_uploaded;
- bool beacon_templates_virgin; /* Never wrote the templates? */
- struct work_struct beacon_update_trigger;
-
- /* The current QOS parameters for the 4 queues. */
- struct b43_qos_params qos_params[4];
-
- /* Work for adjustment of the transmission power.
- * This is scheduled when we determine that the actual TX output
- * power doesn't match what we want. */
- struct work_struct txpower_adjust_work;
-
- /* Packet transmit work */
- struct work_struct tx_work;
- /* Queue of packets to be transmitted. */
- struct sk_buff_head tx_queue;
-
- /* The device LEDs. */
- struct b43_leds leds;
-};
+struct b43_wl;
/* The type of the firmware file. */
enum b43_firmware_file_type {
@@ -824,6 +749,97 @@ struct b43_wldev {
#endif
};
+/*
+ * Include goes here to avoid a dependency problem.
+ * A better fix would be to integrate xmit.h into b43.h.
+ */
+#include "xmit.h"
+
+/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
+struct b43_wl {
+ /* Pointer to the active wireless device on this chip */
+ struct b43_wldev *current_dev;
+ /* Pointer to the ieee80211 hardware data structure */
+ struct ieee80211_hw *hw;
+
+ /* Global driver mutex. Every operation must run with this mutex locked. */
+ struct mutex mutex;
+ /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ
+ * handler, only. This basically is just the IRQ mask register. */
+ spinlock_t hardirq_lock;
+
+ /* The number of queues that were registered with the mac80211 subsystem
+ * initially. This is a backup copy of hw->queues in case hw->queues has
+ * to be dynamically lowered at runtime (Firmware does not support QoS).
+ * hw->queues has to be restored to the original value before unregistering
+ * from the mac80211 subsystem. */
+ u16 mac80211_initially_registered_queues;
+
+ /* We can only have one operating interface (802.11 core)
+ * at a time. General information about this interface follows.
+ */
+
+ struct ieee80211_vif *vif;
+ /* The MAC address of the operating interface. */
+ u8 mac_addr[ETH_ALEN];
+ /* Current BSSID */
+ u8 bssid[ETH_ALEN];
+ /* Interface type. (NL80211_IFTYPE_XXX) */
+ int if_type;
+ /* Is the card operating in AP, STA or IBSS mode? */
+ bool operating;
+ /* filter flags */
+ unsigned int filter_flags;
+ /* Stats about the wireless interface */
+ struct ieee80211_low_level_stats ieee_stats;
+
+#ifdef CONFIG_B43_HWRNG
+ struct hwrng rng;
+ bool rng_initialized;
+ char rng_name[30 + 1];
+#endif /* CONFIG_B43_HWRNG */
+
+ /* List of all wireless devices on this chip */
+ struct list_head devlist;
+ u8 nr_devs;
+
+ bool radiotap_enabled;
+ bool radio_enabled;
+
+ /* The beacon we are currently using (AP or IBSS mode). */
+ struct sk_buff *current_beacon;
+ bool beacon0_uploaded;
+ bool beacon1_uploaded;
+ bool beacon_templates_virgin; /* Never wrote the templates? */
+ struct work_struct beacon_update_trigger;
+
+ /* The current QOS parameters for the 4 queues. */
+ struct b43_qos_params qos_params[4];
+
+ /* Work for adjustment of the transmission power.
+ * This is scheduled when we determine that the actual TX output
+ * power doesn't match what we want. */
+ struct work_struct txpower_adjust_work;
+
+ /* Packet transmit work */
+ struct work_struct tx_work;
+ /* Queue of packets to be transmitted. */
+ struct sk_buff_head tx_queue;
+
+ /* The device LEDs. */
+ struct b43_leds leds;
+
+#ifdef CONFIG_B43_PIO
+ /*
+ * RX/TX header/tail buffers used by the frame transmit functions.
+ */
+ struct b43_rxhdr_fw4 rxhdr;
+ struct b43_txhdr txhdr;
+ u8 rx_tail[4];
+ u8 tx_tail[4];
+#endif /* CONFIG_B43_PIO */
+};
+
static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw)
{
return hw->priv;
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index 8701034569f..de4e804bedf 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1157,8 +1157,9 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot)
}
static int dma_tx_fragment(struct b43_dmaring *ring,
- struct sk_buff *skb)
+ struct sk_buff **in_skb)
{
+ struct sk_buff *skb = *in_skb;
const struct b43_dma_ops *ops = ring->ops;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
u8 *header;
@@ -1224,8 +1225,14 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
}
memcpy(skb_put(bounce_skb, skb->len), skb->data, skb->len);
+ memcpy(bounce_skb->cb, skb->cb, sizeof(skb->cb));
+ bounce_skb->dev = skb->dev;
+ skb_set_queue_mapping(bounce_skb, skb_get_queue_mapping(skb));
+ info = IEEE80211_SKB_CB(bounce_skb);
+
dev_kfree_skb_any(skb);
skb = bounce_skb;
+ *in_skb = bounce_skb;
meta->skb = skb;
meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
if (b43_dma_mapping_error(ring, meta->dmaaddr, skb->len, 1)) {
@@ -1355,7 +1362,11 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb)
* static, so we don't need to store it per frame. */
ring->queue_prio = skb_get_queue_mapping(skb);
- err = dma_tx_fragment(ring, skb);
+ /* dma_tx_fragment might reallocate the skb, so invalidate pointers pointing
+ * into the skb data or cb now. */
+ hdr = NULL;
+ info = NULL;
+ err = dma_tx_fragment(ring, &skb);
if (unlikely(err == -ENOKEY)) {
/* Drop this packet, as we don't have the encryption key
* anymore and must not transmit it unencrypted. */
diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c
index fbe3d4f62ce..1e8dba48800 100644
--- a/drivers/net/wireless/b43/leds.c
+++ b/drivers/net/wireless/b43/leds.c
@@ -348,9 +348,9 @@ void b43_leds_register(struct b43_wldev *dev)
}
}
-void b43_leds_unregister(struct b43_wldev *dev)
+void b43_leds_unregister(struct b43_wl *wl)
{
- struct b43_leds *leds = &dev->wl->leds;
+ struct b43_leds *leds = &wl->leds;
b43_unregister_led(&leds->led_tx);
b43_unregister_led(&leds->led_rx);
diff --git a/drivers/net/wireless/b43/leds.h b/drivers/net/wireless/b43/leds.h
index 9592e4c5a5f..32b66d53cda 100644
--- a/drivers/net/wireless/b43/leds.h
+++ b/drivers/net/wireless/b43/leds.h
@@ -1,6 +1,7 @@
#ifndef B43_LEDS_H_
#define B43_LEDS_H_
+struct b43_wl;
struct b43_wldev;
#ifdef CONFIG_B43_LEDS
@@ -60,7 +61,7 @@ enum b43_led_behaviour {
};
void b43_leds_register(struct b43_wldev *dev);
-void b43_leds_unregister(struct b43_wldev *dev);
+void b43_leds_unregister(struct b43_wl *wl);
void b43_leds_init(struct b43_wldev *dev);
void b43_leds_exit(struct b43_wldev *dev);
void b43_leds_stop(struct b43_wldev *dev);
@@ -76,7 +77,7 @@ struct b43_leds {
static inline void b43_leds_register(struct b43_wldev *dev)
{
}
-static inline void b43_leds_unregister(struct b43_wldev *dev)
+static inline void b43_leds_unregister(struct b43_wl *wl)
{
}
static inline void b43_leds_init(struct b43_wldev *dev)
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 9b907a36bb8..86f35827f00 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -3874,6 +3874,7 @@ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev)
{
struct b43_wl *wl = dev->wl;
struct b43_wldev *orig_dev;
+ u32 mask;
redo:
if (!dev || b43_status(dev) < B43_STAT_STARTED)
@@ -3920,7 +3921,8 @@ redo:
goto redo;
return dev;
}
- B43_WARN_ON(b43_read32(dev, B43_MMIO_GEN_IRQ_MASK));
+ mask = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
+ B43_WARN_ON(mask != 0xFFFFFFFF && mask);
/* Drain the TX queue */
while (skb_queue_len(&wl->tx_queue))
@@ -4997,7 +4999,7 @@ static void b43_remove(struct ssb_device *dev)
if (list_empty(&wl->devlist)) {
b43_rng_exit(wl);
- b43_leds_unregister(wldev);
+ b43_leds_unregister(wl);
/* Last core on the chip unregistered.
* We can destroy common struct b43_wl.
*/
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c
index 5e87650b07f..9b904440021 100644
--- a/drivers/net/wireless/b43/pio.c
+++ b/drivers/net/wireless/b43/pio.c
@@ -332,6 +332,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
unsigned int data_len)
{
struct b43_wldev *dev = q->dev;
+ struct b43_wl *wl = dev->wl;
const u8 *data = _data;
ctl |= B43_PIO_TXCTL_WRITELO | B43_PIO_TXCTL_WRITEHI;
@@ -341,13 +342,12 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
q->mmio_base + B43_PIO_TXDATA,
sizeof(u16));
if (data_len & 1) {
- u8 tail[2] = { 0, };
-
/* Write the last byte. */
ctl &= ~B43_PIO_TXCTL_WRITEHI;
b43_piotx_write16(q, B43_PIO_TXCTL, ctl);
- tail[0] = data[data_len - 1];
- ssb_block_write(dev->dev, tail, 2,
+ wl->tx_tail[0] = data[data_len - 1];
+ wl->tx_tail[1] = 0;
+ ssb_block_write(dev->dev, wl->tx_tail, 2,
q->mmio_base + B43_PIO_TXDATA,
sizeof(u16));
}
@@ -382,6 +382,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
unsigned int data_len)
{
struct b43_wldev *dev = q->dev;
+ struct b43_wl *wl = dev->wl;
const u8 *data = _data;
ctl |= B43_PIO8_TXCTL_0_7 | B43_PIO8_TXCTL_8_15 |
@@ -392,29 +393,31 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
q->mmio_base + B43_PIO8_TXDATA,
sizeof(u32));
if (data_len & 3) {
- u8 tail[4] = { 0, };
-
+ wl->tx_tail[3] = 0;
/* Write the last few bytes. */
ctl &= ~(B43_PIO8_TXCTL_8_15 | B43_PIO8_TXCTL_16_23 |
B43_PIO8_TXCTL_24_31);
switch (data_len & 3) {
case 3:
ctl |= B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_8_15;
- tail[0] = data[data_len - 3];
- tail[1] = data[data_len - 2];
- tail[2] = data[data_len - 1];
+ wl->tx_tail[0] = data[data_len - 3];
+ wl->tx_tail[1] = data[data_len - 2];
+ wl->tx_tail[2] = data[data_len - 1];
break;
case 2:
ctl |= B43_PIO8_TXCTL_8_15;
- tail[0] = data[data_len - 2];
- tail[1] = data[data_len - 1];
+ wl->tx_tail[0] = data[data_len - 2];
+ wl->tx_tail[1] = data[data_len - 1];
+ wl->tx_tail[2] = 0;
break;
case 1:
- tail[0] = data[data_len - 1];
+ wl->tx_tail[0] = data[data_len - 1];
+ wl->tx_tail[1] = 0;
+ wl->tx_tail[2] = 0;
break;
}
b43_piotx_write32(q, B43_PIO8_TXCTL, ctl);
- ssb_block_write(dev->dev, tail, 4,
+ ssb_block_write(dev->dev, wl->tx_tail, 4,
q->mmio_base + B43_PIO8_TXDATA,
sizeof(u32));
}
@@ -446,8 +449,9 @@ static void pio_tx_frame_4byte_queue(struct b43_pio_txpacket *pack,
static int pio_tx_frame(struct b43_pio_txqueue *q,
struct sk_buff *skb)
{
+ struct b43_wldev *dev = q->dev;
+ struct b43_wl *wl = dev->wl;
struct b43_pio_txpacket *pack;
- struct b43_txhdr txhdr;
u16 cookie;
int err;
unsigned int hdrlen;
@@ -458,8 +462,8 @@ static int pio_tx_frame(struct b43_pio_txqueue *q,
struct b43_pio_txpacket, list);
cookie = generate_cookie(q, pack);
- hdrlen = b43_txhdr_size(q->dev);
- err = b43_generate_txhdr(q->dev, (u8 *)&txhdr, skb,
+ hdrlen = b43_txhdr_size(dev);
+ err = b43_generate_txhdr(dev, (u8 *)&wl->txhdr, skb,
info, cookie);
if (err)
return err;
@@ -467,15 +471,15 @@ static int pio_tx_frame(struct b43_pio_txqueue *q,
if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
/* Tell the firmware about the cookie of the last
* mcast frame, so it can clear the more-data bit in it. */
- b43_shm_write16(q->dev, B43_SHM_SHARED,
+ b43_shm_write16(dev, B43_SHM_SHARED,
B43_SHM_SH_MCASTCOOKIE, cookie);
}
pack->skb = skb;
if (q->rev >= 8)
- pio_tx_frame_4byte_queue(pack, (const u8 *)&txhdr, hdrlen);
+ pio_tx_frame_4byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen);
else
- pio_tx_frame_2byte_queue(pack, (const u8 *)&txhdr, hdrlen);
+ pio_tx_frame_2byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen);
/* Remove it from the list of available packet slots.
* It will be put back when we receive the status report. */
@@ -615,14 +619,14 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev,
static bool pio_rx_frame(struct b43_pio_rxqueue *q)
{
struct b43_wldev *dev = q->dev;
- struct b43_rxhdr_fw4 rxhdr;
+ struct b43_wl *wl = dev->wl;
u16 len;
u32 macstat;
unsigned int i, padding;
struct sk_buff *skb;
const char *err_msg = NULL;
- memset(&rxhdr, 0, sizeof(rxhdr));
+ memset(&wl->rxhdr, 0, sizeof(wl->rxhdr));
/* Check if we have data and wait for it to get ready. */
if (q->rev >= 8) {
@@ -660,16 +664,16 @@ data_ready:
/* Get the preamble (RX header) */
if (q->rev >= 8) {
- ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr),
+ ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr),
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
} else {
- ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr),
+ ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr),
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
}
/* Sanity checks. */
- len = le16_to_cpu(rxhdr.frame_len);
+ len = le16_to_cpu(wl->rxhdr.frame_len);
if (unlikely(len > 0x700)) {
err_msg = "len > 0x700";
goto rx_error;
@@ -679,7 +683,7 @@ data_ready:
goto rx_error;
}
- macstat = le32_to_cpu(rxhdr.mac_status);
+ macstat = le32_to_cpu(wl->rxhdr.mac_status);
if (macstat & B43_RX_MAC_FCSERR) {
if (!(q->dev->wl->filter_flags & FIF_FCSFAIL)) {
/* Drop frames with failed FCS. */
@@ -704,24 +708,22 @@ data_ready:
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
if (len & 3) {
- u8 tail[4] = { 0, };
-
/* Read the last few bytes. */
- ssb_block_read(dev->dev, tail, 4,
+ ssb_block_read(dev->dev, wl->rx_tail, 4,
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
switch (len & 3) {
case 3:
- skb->data[len + padding - 3] = tail[0];
- skb->data[len + padding - 2] = tail[1];
- skb->data[len + padding - 1] = tail[2];
+ skb->data[len + padding - 3] = wl->rx_tail[0];
+ skb->data[len + padding - 2] = wl->rx_tail[1];
+ skb->data[len + padding - 1] = wl->rx_tail[2];
break;
case 2:
- skb->data[len + padding - 2] = tail[0];
- skb->data[len + padding - 1] = tail[1];
+ skb->data[len + padding - 2] = wl->rx_tail[0];
+ skb->data[len + padding - 1] = wl->rx_tail[1];
break;
case 1:
- skb->data[len + padding - 1] = tail[0];
+ skb->data[len + padding - 1] = wl->rx_tail[0];
break;
}
}
@@ -730,17 +732,15 @@ data_ready:
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
if (len & 1) {
- u8 tail[2] = { 0, };
-
/* Read the last byte. */
- ssb_block_read(dev->dev, tail, 2,
+ ssb_block_read(dev->dev, wl->rx_tail, 2,
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
- skb->data[len + padding - 1] = tail[0];
+ skb->data[len + padding - 1] = wl->rx_tail[0];
}
}
- b43_rx(q->dev, skb, &rxhdr);
+ b43_rx(q->dev, skb, &wl->rxhdr);
return 1;
diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c
index 7a3218c5ba7..ffdce6f3c90 100644
--- a/drivers/net/wireless/b43/rfkill.c
+++ b/drivers/net/wireless/b43/rfkill.c
@@ -33,7 +33,8 @@ bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
& B43_MMIO_RADIO_HWENABLED_HI_MASK))
return 1;
} else {
- if (b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
+ if (b43_status(dev) >= B43_STAT_STARTED &&
+ b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
& B43_MMIO_RADIO_HWENABLED_LO_MASK)
return 1;
}
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index ac9f600995e..f4e9695ec18 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -27,7 +27,7 @@
*/
-#include "xmit.h"
+#include "b43.h"
#include "phy_common.h"
#include "dma.h"
#include "pio.h"
@@ -690,7 +690,10 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
}
memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
+
+ local_bh_disable();
ieee80211_rx(dev->wl->hw, skb);
+ local_bh_enable();
#if B43_DEBUG
dev->rx_count++;
diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index 240cff1e697..a741d37fd96 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -6325,8 +6325,10 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
fail:
if (dev) {
- if (registered)
+ if (registered) {
+ unregister_ieee80211(priv->ieee);
unregister_netdev(dev);
+ }
ipw2100_hw_stop_adapter(priv);
@@ -6383,6 +6385,7 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
/* Unregister the device first - this results in close()
* being called if the device is open. If we free storage
* first, then close() will crash. */
+ unregister_ieee80211(priv->ieee);
unregister_netdev(dev);
/* ipw2100_down will ensure that there is no more pending work
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 827824d45de..9b0f2c0646e 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -11822,6 +11822,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
if (err) {
IPW_ERROR("Failed to register promiscuous network "
"device (error %d).\n", err);
+ unregister_ieee80211(priv->ieee);
unregister_netdev(priv->net_dev);
goto out_remove_sysfs;
}
@@ -11872,6 +11873,7 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
mutex_unlock(&priv->mutex);
+ unregister_ieee80211(priv->ieee);
unregister_netdev(priv->net_dev);
if (priv->rxq) {
diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h
index bf45391172f..f42ade6c2d3 100644
--- a/drivers/net/wireless/ipw2x00/libipw.h
+++ b/drivers/net/wireless/ipw2x00/libipw.h
@@ -1020,6 +1020,7 @@ static inline int libipw_is_cck_rate(u8 rate)
/* ieee80211.c */
extern void free_ieee80211(struct net_device *dev, int monitor);
extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor);
+extern void unregister_ieee80211(struct libipw_device *ieee);
extern int libipw_change_mtu(struct net_device *dev, int new_mtu);
extern void libipw_networks_age(struct libipw_device *ieee,
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index a0e9f6aed7d..be5b809ec97 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -235,16 +235,19 @@ void free_ieee80211(struct net_device *dev, int monitor)
libipw_networks_free(ieee);
/* free cfg80211 resources */
- if (!monitor) {
- wiphy_unregister(ieee->wdev.wiphy);
- kfree(ieee->a_band.channels);
- kfree(ieee->bg_band.channels);
+ if (!monitor)
wiphy_free(ieee->wdev.wiphy);
- }
free_netdev(dev);
}
+void unregister_ieee80211(struct libipw_device *ieee)
+{
+ wiphy_unregister(ieee->wdev.wiphy);
+ kfree(ieee->a_band.channels);
+ kfree(ieee->bg_band.channels);
+}
+
#ifdef CONFIG_LIBIPW_DEBUG
static int debug = 0;
@@ -330,3 +333,4 @@ module_init(libipw_init);
EXPORT_SYMBOL(alloc_ieee80211);
EXPORT_SYMBOL(free_ieee80211);
+EXPORT_SYMBOL(unregister_ieee80211);
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
index a16bd4147ea..cbb0585083a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
@@ -702,7 +702,7 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
u8 sta_id = iwl_find_station(priv, hdr->addr1);
if (sta_id == IWL_INVALID_STATION) {
- IWL_DEBUG_RATE(priv, "LQ: ADD station %pm\n",
+ IWL_DEBUG_RATE(priv, "LQ: ADD station %pM\n",
hdr->addr1);
sta_id = iwl_add_station(priv, hdr->addr1, false,
CMD_ASYNC, NULL);
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 68136172b82..f059b49dc69 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -611,7 +611,7 @@ static void iwl3945_rx_reply_rx(struct iwl_priv *priv,
if (rx_status.band == IEEE80211_BAND_5GHZ)
rx_status.rate_idx -= IWL_FIRST_OFDM_RATE;
- rx_status.antenna = le16_to_cpu(rx_hdr->phy_flags &
+ rx_status.antenna = (le16_to_cpu(rx_hdr->phy_flags) &
RX_RES_PHY_FLAGS_ANTENNA_MSK) >> 4;
/* set the preamble flag if appropriate */
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index d6bc0e05104..6e6f516ba40 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -318,7 +318,7 @@ static void iwl5000_gain_computation(struct iwl_priv *priv,
(s32)average_noise[i])) / 1500;
/* bound gain by 2 bits value max, 3rd bit is sign */
data->delta_gain_code[i] =
- min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
+ min(abs(delta_g), (long) CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
if (delta_g < 0)
/* set negative sign */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 313d3e5ee84..eaafae091f5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3106,8 +3106,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
out_pci_disable_device:
pci_disable_device(pdev);
out_ieee80211_free_hw:
- ieee80211_free_hw(priv->hw);
iwl_free_traffic_mem(priv);
+ ieee80211_free_hw(priv->hw);
out:
return err;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 2c5c88fc38f..4afaf773aea 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -1154,7 +1154,7 @@ struct iwl_wep_cmd {
#define RX_RES_PHY_FLAGS_MOD_CCK_MSK cpu_to_le16(1 << 1)
#define RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK cpu_to_le16(1 << 2)
#define RX_RES_PHY_FLAGS_NARROW_BAND_MSK cpu_to_le16(1 << 3)
-#define RX_RES_PHY_FLAGS_ANTENNA_MSK cpu_to_le16(0xf0)
+#define RX_RES_PHY_FLAGS_ANTENNA_MSK 0xf0
#define RX_RES_PHY_FLAGS_ANTENNA_POS 4
#define RX_RES_STATUS_SEC_TYPE_MSK (0x7 << 8)
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index 3d2b93a61e6..e14c9952a93 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -410,7 +410,6 @@ static int iwl_find_otp_image(struct iwl_priv *priv,
u16 *validblockaddr)
{
u16 next_link_addr = 0, link_value = 0, valid_addr;
- int ret = 0;
int usedblocks = 0;
/* set addressing mode to absolute to traverse the link list */
@@ -430,29 +429,29 @@ static int iwl_find_otp_image(struct iwl_priv *priv,
* check for more block on the link list
*/
valid_addr = next_link_addr;
- next_link_addr = link_value;
+ next_link_addr = link_value * sizeof(u16);
IWL_DEBUG_INFO(priv, "OTP blocks %d addr 0x%x\n",
usedblocks, next_link_addr);
if (iwl_read_otp_word(priv, next_link_addr, &link_value))
return -EINVAL;
if (!link_value) {
/*
- * reach the end of link list,
+ * reach the end of link list, return success and
* set address point to the starting address
* of the image
*/
- goto done;
+ *validblockaddr = valid_addr;
+ /* skip first 2 bytes (link list pointer) */
+ *validblockaddr += 2;
+ return 0;
}
/* more in the link list, continue */
usedblocks++;
- } while (usedblocks < priv->cfg->max_ll_items);
- /* OTP full, use last block */
- IWL_DEBUG_INFO(priv, "OTP is full, use last block\n");
-done:
- *validblockaddr = valid_addr;
- /* skip first 2 bytes (link list pointer) */
- *validblockaddr += 2;
- return ret;
+ } while (usedblocks <= priv->cfg->max_ll_items);
+
+ /* OTP has no valid blocks */
+ IWL_DEBUG_INFO(priv, "OTP has no valid blocks\n");
+ return -EINVAL;
}
/**
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
index 6b68db7b1b8..80b9e45d9b9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
@@ -220,35 +220,35 @@ struct iwl_eeprom_enhanced_txpwr {
* Section 10: 2.4 GHz 40MHz channels: 132, 44 (_above_)
*/
/* 2.4 GHz band: CCK */
-#define EEPROM_LB_CCK_20_COMMON ((0xAA)\
+#define EEPROM_LB_CCK_20_COMMON ((0xA8)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 8 bytes */
/* 2.4 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */
-#define EEPROM_LB_OFDM_COMMON ((0xB2)\
+#define EEPROM_LB_OFDM_COMMON ((0xB0)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */
/* 5.2 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */
-#define EEPROM_HB_OFDM_COMMON ((0xCA)\
+#define EEPROM_HB_OFDM_COMMON ((0xC8)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */
/* 2.4GHz band channels:
* 1Legacy, 1HT, 2Legacy, 2HT, 10Legacy, 10HT, 11Legacy, 11HT */
-#define EEPROM_LB_OFDM_20_BAND ((0xE2)\
+#define EEPROM_LB_OFDM_20_BAND ((0xE0)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 64 bytes */
/* 2.4 GHz band HT40 channels: (1,+1) (2,+1) (6,+1) (7,+1) (9,+1) */
-#define EEPROM_LB_OFDM_HT40_BAND ((0x122)\
+#define EEPROM_LB_OFDM_HT40_BAND ((0x120)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 40 bytes */
/* 5.2GHz band channels: 36Legacy, 36HT, 64Legacy, 64HT, 100Legacy, 100HT */
-#define EEPROM_HB_OFDM_20_BAND ((0x14A)\
+#define EEPROM_HB_OFDM_20_BAND ((0x148)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 48 bytes */
/* 5.2 GHz band HT40 channels: (36,+1) (60,+1) (100,+1) */
-#define EEPROM_HB_OFDM_HT40_BAND ((0x17A)\
+#define EEPROM_HB_OFDM_HT40_BAND ((0x178)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */
/* 2.4 GHz band, channnel 13: Legacy, HT */
-#define EEPROM_LB_OFDM_20_CHANNEL_13 ((0x192)\
+#define EEPROM_LB_OFDM_20_CHANNEL_13 ((0x190)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */
/* 5.2 GHz band, channnel 140: Legacy, HT */
-#define EEPROM_HB_OFDM_20_CHANNEL_140 ((0x1A2)\
+#define EEPROM_HB_OFDM_20_CHANNEL_140 ((0x1A0)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */
/* 5.2 GHz band, HT40 channnels (132,+1) (44,+1) */
-#define EEPROM_HB_OFDM_HT40_BAND_1 ((0x1B2)\
+#define EEPROM_HB_OFDM_HT40_BAND_1 ((0x1B0)\
| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 8e1bb53c0aa..493626bcd3e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -1044,7 +1044,7 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
* as a bitmask.
*/
rx_status.antenna =
- le16_to_cpu(phy_res->phy_flags & RX_RES_PHY_FLAGS_ANTENNA_MSK)
+ (le16_to_cpu(phy_res->phy_flags) & RX_RES_PHY_FLAGS_ANTENNA_MSK)
>> RX_RES_PHY_FLAGS_ANTENNA_POS;
/* set the preamble flag if appropriate */
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index aa49230422f..d00a8033409 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -4097,8 +4097,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
pci_set_drvdata(pdev, NULL);
pci_disable_device(pdev);
out_ieee80211_free_hw:
- ieee80211_free_hw(priv->hw);
iwl_free_traffic_mem(priv);
+ ieee80211_free_hw(priv->hw);
out:
return err;
}
diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c
index c42d3faa266..23f684337fd 100644
--- a/drivers/net/wireless/libertas/cmdresp.c
+++ b/drivers/net/wireless/libertas/cmdresp.c
@@ -3,6 +3,7 @@
* responses as well as events generated by firmware.
*/
#include <linux/delay.h>
+#include <linux/sched.h>
#include <linux/if_arp.h>
#include <linux/netdevice.h>
#include <asm/unaligned.h>
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index cb8be8d7abc..5b3672c4d0c 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -134,7 +134,7 @@ static void spu_transaction_finish(struct if_spi_card *card)
static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len)
{
int err = 0;
- u16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK);
+ __le16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK);
struct spi_message m;
struct spi_transfer reg_trans;
struct spi_transfer data_trans;
@@ -166,7 +166,7 @@ static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len)
static inline int spu_write_u16(struct if_spi_card *card, u16 reg, u16 val)
{
- u16 buff;
+ __le16 buff;
buff = cpu_to_le16(val);
return spu_write(card, reg, (u8 *)&buff, sizeof(u16));
@@ -188,7 +188,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len)
{
unsigned int delay;
int err = 0;
- u16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK);
+ __le16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK);
struct spi_message m;
struct spi_transfer reg_trans;
struct spi_transfer dummy_trans;
@@ -235,7 +235,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len)
/* Read 16 bits from an SPI register */
static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val)
{
- u16 buf;
+ __le16 buf;
int ret;
ret = spu_read(card, reg, (u8 *)&buf, sizeof(buf));
@@ -248,7 +248,7 @@ static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val)
* The low 16 bits are read first. */
static int spu_read_u32(struct if_spi_card *card, u16 reg, u32 *val)
{
- u32 buf;
+ __le32 buf;
int err;
err = spu_read(card, reg, (u8 *)&buf, sizeof(buf));
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 92bc8c5f1ca..3fac4efa5ac 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -508,7 +508,7 @@ static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,
/* Fill the receive configuration URB and initialise the Rx call back */
usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,
usb_rcvbulkpipe(cardp->udev, cardp->ep_in),
- (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET),
+ skb->data + IPFIELD_ALIGN_OFFSET,
MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn,
cardp);
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 88cd58eb3b9..1c88c2ea59a 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -2879,7 +2879,7 @@ static int write_essid(struct file *file, const char __user *buffer,
unsigned long count, void *data)
{
static char proc_essid[33];
- int len = count;
+ unsigned int len = count;
if (len > 32)
len = 32;
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index a084077a1c6..9fe770f7d7b 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -1994,7 +1994,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size);
rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID,
test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
- (skbdesc->entry->entry_idx + 1) : 0xff);
+ txdesc->key_idx : 0xff);
rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
skb->len - txdesc->l2pad);
rt2x00_set_field32(&word, TXWI_W1_PACKETID,
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index b8f5ee33445..14e7bb21007 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2389,10 +2389,13 @@ static struct usb_device_id rt73usb_device_table[] = {
{ USB_DEVICE(0x13b1, 0x0023), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x13b1, 0x0028), USB_DEVICE_DATA(&rt73usb_ops) },
/* MSI */
+ { USB_DEVICE(0x0db0, 0x4600), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0x6877), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0x6874), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) },
+ /* Ovislink */
+ { USB_DEVICE(0x1b75, 0x7318), USB_DEVICE_DATA(&rt73usb_ops) },
/* Ralink */
{ USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
@@ -2420,6 +2423,8 @@ static struct usb_device_id rt73usb_device_table[] = {
/* Planex */
{ USB_DEVICE(0x2019, 0xab01), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x2019, 0xab50), USB_DEVICE_DATA(&rt73usb_ops) },
+ /* WideTell */
+ { USB_DEVICE(0x7167, 0x3840), USB_DEVICE_DATA(&rt73usb_ops) },
/* Zcom */
{ USB_DEVICE(0x0cde, 0x001c), USB_DEVICE_DATA(&rt73usb_ops) },
/* ZyXEL */
diff --git a/drivers/net/znet.c b/drivers/net/znet.c
index a0384b6f09b..b4234733375 100644
--- a/drivers/net/znet.c
+++ b/drivers/net/znet.c
@@ -169,7 +169,6 @@ static void znet_tx_timeout (struct net_device *dev);
static int znet_request_resources (struct net_device *dev)
{
struct znet_private *znet = netdev_priv(dev);
- unsigned long flags;
if (request_irq (dev->irq, &znet_interrupt, 0, "ZNet", dev))
goto failed;
@@ -187,13 +186,9 @@ static int znet_request_resources (struct net_device *dev)
free_sia:
release_region (znet->sia_base, znet->sia_size);
free_tx_dma:
- flags = claim_dma_lock();
free_dma (znet->tx_dma);
- release_dma_lock (flags);
free_rx_dma:
- flags = claim_dma_lock();
free_dma (znet->rx_dma);
- release_dma_lock (flags);
free_irq:
free_irq (dev->irq, dev);
failed:
@@ -203,14 +198,11 @@ static int znet_request_resources (struct net_device *dev)
static void znet_release_resources (struct net_device *dev)
{
struct znet_private *znet = netdev_priv(dev);
- unsigned long flags;
release_region (znet->sia_base, znet->sia_size);
release_region (dev->base_addr, znet->io_size);
- flags = claim_dma_lock();
free_dma (znet->tx_dma);
free_dma (znet->rx_dma);
- release_dma_lock (flags);
free_irq (dev->irq, dev);
}
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index bacaa536fd5..4b22ba568b1 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -97,6 +97,12 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
}
EXPORT_SYMBOL(of_mdiobus_register);
+/* Helper function for of_phy_find_device */
+static int of_phy_match(struct device *dev, void *phy_np)
+{
+ return dev_archdata_get_node(&dev->archdata) == phy_np;
+}
+
/**
* of_phy_find_device - Give a PHY node, find the phy_device
* @phy_np: Pointer to the phy's device tree node
@@ -106,15 +112,10 @@ EXPORT_SYMBOL(of_mdiobus_register);
struct phy_device *of_phy_find_device(struct device_node *phy_np)
{
struct device *d;
- int match(struct device *dev, void *phy_np)
- {
- return dev_archdata_get_node(&dev->archdata) == phy_np;
- }
-
if (!phy_np)
return NULL;
- d = bus_find_device(&mdio_bus_type, NULL, phy_np, match);
+ d = bus_find_device(&mdio_bus_type, NULL, phy_np, of_phy_match);
return d ? to_phy_device(d) : NULL;
}
EXPORT_SYMBOL(of_phy_find_device);
diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c
index 2b7ae366ceb..5df60a6b677 100644
--- a/drivers/oprofile/event_buffer.c
+++ b/drivers/oprofile/event_buffer.c
@@ -35,12 +35,23 @@ static size_t buffer_pos;
/* atomic_t because wait_event checks it outside of buffer_mutex */
static atomic_t buffer_ready = ATOMIC_INIT(0);
-/* Add an entry to the event buffer. When we
- * get near to the end we wake up the process
- * sleeping on the read() of the file.
+/*
+ * Add an entry to the event buffer. When we get near to the end we
+ * wake up the process sleeping on the read() of the file. To protect
+ * the event_buffer this function may only be called when buffer_mutex
+ * is set.
*/
void add_event_entry(unsigned long value)
{
+ /*
+ * This shouldn't happen since all workqueues or handlers are
+ * canceled or flushed before the event buffer is freed.
+ */
+ if (!event_buffer) {
+ WARN_ON_ONCE(1);
+ return;
+ }
+
if (buffer_pos == buffer_size) {
atomic_inc(&oprofile_stats.event_lost_overflow);
return;
@@ -69,7 +80,6 @@ void wake_up_buffer_waiter(void)
int alloc_event_buffer(void)
{
- int err = -ENOMEM;
unsigned long flags;
spin_lock_irqsave(&oprofilefs_lock, flags);
@@ -80,21 +90,22 @@ int alloc_event_buffer(void)
if (buffer_watershed >= buffer_size)
return -EINVAL;
+ buffer_pos = 0;
event_buffer = vmalloc(sizeof(unsigned long) * buffer_size);
if (!event_buffer)
- goto out;
+ return -ENOMEM;
- err = 0;
-out:
- return err;
+ return 0;
}
void free_event_buffer(void)
{
+ mutex_lock(&buffer_mutex);
vfree(event_buffer);
-
+ buffer_pos = 0;
event_buffer = NULL;
+ mutex_unlock(&buffer_mutex);
}
@@ -167,6 +178,12 @@ static ssize_t event_buffer_read(struct file *file, char __user *buf,
mutex_lock(&buffer_mutex);
+ /* May happen if the buffer is freed during pending reads. */
+ if (!event_buffer) {
+ retval = -EINTR;
+ goto out;
+ }
+
atomic_set(&buffer_ready, 0);
retval = -EFAULT;
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index 14bbaa17e2c..22b02c6df85 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -354,6 +354,7 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
struct acpi_dmar_hardware_unit *drhd;
struct acpi_dmar_reserved_memory *rmrr;
struct acpi_dmar_atsr *atsr;
+ struct acpi_dmar_rhsa *rhsa;
switch (header->type) {
case ACPI_DMAR_TYPE_HARDWARE_UNIT:
@@ -375,6 +376,12 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
atsr = container_of(header, struct acpi_dmar_atsr, header);
printk(KERN_INFO PREFIX "ATSR flags: %#x\n", atsr->flags);
break;
+ case ACPI_DMAR_HARDWARE_AFFINITY:
+ rhsa = container_of(header, struct acpi_dmar_rhsa, header);
+ printk(KERN_INFO PREFIX "RHSA base: %#016Lx proximity domain: %#x\n",
+ (unsigned long long)rhsa->base_address,
+ rhsa->proximity_domain);
+ break;
}
}
@@ -459,9 +466,13 @@ parse_dmar_table(void)
ret = dmar_parse_one_atsr(entry_header);
#endif
break;
+ case ACPI_DMAR_HARDWARE_AFFINITY:
+ /* We don't do anything with RHSA (yet?) */
+ break;
default:
printk(KERN_WARNING PREFIX
- "Unknown DMAR structure type\n");
+ "Unknown DMAR structure type %d\n",
+ entry_header->type);
ret = 0; /* for forward compatibility */
break;
}
diff --git a/drivers/pci/hotplug/cpqphp.h b/drivers/pci/hotplug/cpqphp.h
index 53836001d51..9c6a9fd2681 100644
--- a/drivers/pci/hotplug/cpqphp.h
+++ b/drivers/pci/hotplug/cpqphp.h
@@ -32,6 +32,7 @@
#include <asm/io.h> /* for read? and write? functions */
#include <linux/delay.h> /* for delays */
#include <linux/mutex.h>
+#include <linux/sched.h> /* for signal_pending() */
#define MY_NAME "cpqphp"
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 855dd7ca47f..b1e97e68250 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -48,6 +48,7 @@
#define IS_GFX_DEVICE(pdev) ((pdev->class >> 16) == PCI_BASE_CLASS_DISPLAY)
#define IS_ISA_DEVICE(pdev) ((pdev->class >> 8) == PCI_CLASS_BRIDGE_ISA)
+#define IS_AZALIA(pdev) ((pdev)->vendor == 0x8086 && (pdev)->device == 0x3a3e)
#define IOAPIC_RANGE_START (0xfee00000)
#define IOAPIC_RANGE_END (0xfeefffff)
@@ -94,6 +95,7 @@ static inline unsigned long virt_to_dma_pfn(void *p)
/* global iommu list, set NULL for ignored DMAR units */
static struct intel_iommu **g_iommus;
+static void __init check_tylersburg_isoch(void);
static int rwbf_quirk;
/*
@@ -1934,6 +1936,9 @@ error:
}
static int iommu_identity_mapping;
+#define IDENTMAP_ALL 1
+#define IDENTMAP_GFX 2
+#define IDENTMAP_AZALIA 4
static int iommu_domain_identity_map(struct dmar_domain *domain,
unsigned long long start,
@@ -2151,8 +2156,14 @@ static int domain_add_dev_info(struct dmar_domain *domain,
static int iommu_should_identity_map(struct pci_dev *pdev, int startup)
{
- if (iommu_identity_mapping == 2)
- return IS_GFX_DEVICE(pdev);
+ if ((iommu_identity_mapping & IDENTMAP_AZALIA) && IS_AZALIA(pdev))
+ return 1;
+
+ if ((iommu_identity_mapping & IDENTMAP_GFX) && IS_GFX_DEVICE(pdev))
+ return 1;
+
+ if (!(iommu_identity_mapping & IDENTMAP_ALL))
+ return 0;
/*
* We want to start off with all devices in the 1:1 domain, and
@@ -2332,11 +2343,14 @@ int __init init_dmars(void)
}
if (iommu_pass_through)
- iommu_identity_mapping = 1;
+ iommu_identity_mapping |= IDENTMAP_ALL;
+
#ifdef CONFIG_DMAR_BROKEN_GFX_WA
- else
- iommu_identity_mapping = 2;
+ iommu_identity_mapping |= IDENTMAP_GFX;
#endif
+
+ check_tylersburg_isoch();
+
/*
* If pass through is not set or not enabled, setup context entries for
* identity mappings for rmrr, gfx, and isa and may fall back to static
@@ -3670,3 +3684,61 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf);
+
+/* On Tylersburg chipsets, some BIOSes have been known to enable the
+ ISOCH DMAR unit for the Azalia sound device, but not give it any
+ TLB entries, which causes it to deadlock. Check for that. We do
+ this in a function called from init_dmars(), instead of in a PCI
+ quirk, because we don't want to print the obnoxious "BIOS broken"
+ message if VT-d is actually disabled.
+*/
+static void __init check_tylersburg_isoch(void)
+{
+ struct pci_dev *pdev;
+ uint32_t vtisochctrl;
+
+ /* If there's no Azalia in the system anyway, forget it. */
+ pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x3a3e, NULL);
+ if (!pdev)
+ return;
+ pci_dev_put(pdev);
+
+ /* System Management Registers. Might be hidden, in which case
+ we can't do the sanity check. But that's OK, because the
+ known-broken BIOSes _don't_ actually hide it, so far. */
+ pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x342e, NULL);
+ if (!pdev)
+ return;
+
+ if (pci_read_config_dword(pdev, 0x188, &vtisochctrl)) {
+ pci_dev_put(pdev);
+ return;
+ }
+
+ pci_dev_put(pdev);
+
+ /* If Azalia DMA is routed to the non-isoch DMAR unit, fine. */
+ if (vtisochctrl & 1)
+ return;
+
+ /* Drop all bits other than the number of TLB entries */
+ vtisochctrl &= 0x1c;
+
+ /* If we have the recommended number of TLB entries (16), fine. */
+ if (vtisochctrl == 0x10)
+ return;
+
+ /* Zero TLB entries? You get to ride the short bus to school. */
+ if (!vtisochctrl) {
+ WARN(1, "Your BIOS is broken; DMA routed to ISOCH DMAR unit but no TLB space.\n"
+ "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
+ dmi_get_system_info(DMI_BIOS_VENDOR),
+ dmi_get_system_info(DMI_BIOS_VERSION),
+ dmi_get_system_info(DMI_PRODUCT_VERSION));
+ iommu_identity_mapping |= IDENTMAP_AZALIA;
+ return;
+ }
+
+ printk(KERN_WARNING "DMAR: Recommended TLB entries for ISOCH unit is 16; your BIOS set %d\n",
+ vtisochctrl);
+}
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 6edecff0b41..4e4c295a049 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -513,7 +513,11 @@ static int pci_raw_set_power_state(struct pci_dev *dev, pci_power_t state)
else if (state == PCI_D2 || dev->current_state == PCI_D2)
udelay(PCI_PM_D2_DELAY);
- dev->current_state = state;
+ pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr);
+ dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK);
+ if (dev->current_state != state && printk_ratelimit())
+ dev_info(&dev->dev, "Refused to change power state, "
+ "currently in D%d\n", dev->current_state);
/* According to section 5.4.1 of the "PCI BUS POWER MANAGEMENT
* INTERFACE SPECIFICATION, REV. 1.2", a device transitioning
@@ -2542,10 +2546,10 @@ int pci_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type)
/**
* pci_set_vga_state - set VGA decode state on device and parents if requested
- * @dev the PCI device
- * @decode - true = enable decoding, false = disable decoding
- * @command_bits PCI_COMMAND_IO and/or PCI_COMMAND_MEMORY
- * @change_bridge - traverse ancestors and change bridges
+ * @dev: the PCI device
+ * @decode: true = enable decoding, false = disable decoding
+ * @command_bits: PCI_COMMAND_IO and/or PCI_COMMAND_MEMORY
+ * @change_bridge: traverse ancestors and change bridges
*/
int pci_set_vga_state(struct pci_dev *dev, bool decode,
unsigned int command_bits, bool change_bridge)
@@ -2719,17 +2723,6 @@ int __attribute__ ((weak)) pci_ext_cfg_avail(struct pci_dev *dev)
return 1;
}
-static int __devinit pci_init(void)
-{
- struct pci_dev *dev = NULL;
-
- while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
- pci_fixup_device(pci_fixup_final, dev);
- }
-
- return 0;
-}
-
static int __init pci_setup(char *str)
{
while (str) {
@@ -2767,8 +2760,6 @@ static int __init pci_setup(char *str)
}
early_param("pci", pci_setup);
-device_initcall(pci_init);
-
EXPORT_SYMBOL(pci_reenable_device);
EXPORT_SYMBOL(pci_enable_device_io);
EXPORT_SYMBOL(pci_enable_device_mem);
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index d49ecc94bd4..40c3cc5d1ca 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -53,7 +53,7 @@ static struct pci_error_handlers aer_error_handlers = {
static struct pcie_port_service_driver aerdriver = {
.name = "aer",
- .port_type = PCIE_ANY_PORT,
+ .port_type = PCIE_RC_PORT,
.service = PCIE_PORT_SERVICE_AER,
.probe = aer_probe,
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 6df5c984a79..f635e476d63 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -30,7 +30,6 @@ MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
/* global data */
-static const char device_name[] = "pcieport-driver";
static int pcie_portdrv_restore_config(struct pci_dev *dev)
{
@@ -262,7 +261,7 @@ static struct pci_error_handlers pcie_portdrv_err_handler = {
};
static struct pci_driver pcie_portdriver = {
- .name = (char *)device_name,
+ .name = "pcieport",
.id_table = &port_pci_ids[0],
.probe = pcie_portdrv_probe,
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 6099facecd7..245d2cdb476 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -670,6 +670,25 @@ static void __devinit quirk_vt8235_acpi(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, quirk_vt8235_acpi);
+/*
+ * TI XIO2000a PCIe-PCI Bridge erroneously reports it supports fast back-to-back:
+ * Disable fast back-to-back on the secondary bus segment
+ */
+static void __devinit quirk_xio2000a(struct pci_dev *dev)
+{
+ struct pci_dev *pdev;
+ u16 command;
+
+ dev_warn(&dev->dev, "TI XIO2000a quirk detected; "
+ "secondary bus fast back-to-back transfers disabled\n");
+ list_for_each_entry(pdev, &dev->subordinate->devices, bus_list) {
+ pci_read_config_word(pdev, PCI_COMMAND, &command);
+ if (command & PCI_COMMAND_FAST_BACK)
+ pci_write_config_word(pdev, PCI_COMMAND, command & ~PCI_COMMAND_FAST_BACK);
+ }
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XIO2000A,
+ quirk_xio2000a);
#ifdef CONFIG_X86_IO_APIC
@@ -990,7 +1009,7 @@ DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX,
static void __devinit quirk_amd_ide_mode(struct pci_dev *pdev)
{
- /* set SBX00 SATA in IDE mode to AHCI mode */
+ /* set SBX00/Hudson-2 SATA in IDE mode to AHCI mode */
u8 tmp;
pci_read_config_byte(pdev, PCI_CLASS_DEVICE, &tmp);
@@ -1009,8 +1028,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_amd_ide_mode);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
-DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode);
/*
* Serverworks CSB5 IDE does not fully support native mode
@@ -2572,6 +2591,19 @@ void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev)
}
pci_do_fixups(dev, start, end);
}
+
+static int __init pci_apply_final_quirks(void)
+{
+ struct pci_dev *dev = NULL;
+
+ while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
+ pci_fixup_device(pci_fixup_final, dev);
+ }
+
+ return 0;
+}
+
+fs_initcall_sync(pci_apply_final_quirks);
#else
void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) {}
#endif
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 706f82d8111..c54526b206b 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -205,43 +205,6 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
return ret;
}
-#if 0
-int pci_assign_resource_fixed(struct pci_dev *dev, int resno)
-{
- struct pci_bus *bus = dev->bus;
- struct resource *res = dev->resource + resno;
- unsigned int type_mask;
- int i, ret = -EBUSY;
-
- type_mask = IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH;
-
- for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) {
- struct resource *r = bus->resource[i];
- if (!r)
- continue;
-
- /* type_mask must match */
- if ((res->flags ^ r->flags) & type_mask)
- continue;
-
- ret = request_resource(r, res);
-
- if (ret == 0)
- break;
- }
-
- if (ret) {
- dev_err(&dev->dev, "BAR %d: can't allocate %s resource %pR\n",
- resno, res->flags & IORESOURCE_IO ? "I/O" : "mem", res);
- } else if (resno < PCI_BRIDGE_RESOURCES) {
- pci_update_resource(dev, resno);
- }
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(pci_assign_resource_fixed);
-#endif
-
/* Sort resources by alignment */
void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
{
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index 4a110b7b267..6c4a4fc8363 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -1463,7 +1463,9 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t
return -ENOMEM;
}
tuple.DesiredTuple = code;
- tuple.Attributes = TUPLE_RETURN_COMMON;
+ tuple.Attributes = 0;
+ if (function == BIND_FN_ALL)
+ tuple.Attributes = TUPLE_RETURN_COMMON;
ret = pccard_get_first_tuple(s, function, &tuple);
if (ret != 0)
goto done;
@@ -1490,7 +1492,7 @@ EXPORT_SYMBOL(pccard_read_tuple);
======================================================================*/
-int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned int *info)
+int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *info)
{
tuple_t *tuple;
cisparse_t *p;
@@ -1515,30 +1517,30 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned
count = reserved = 0;
tuple->DesiredTuple = RETURN_FIRST_TUPLE;
tuple->Attributes = TUPLE_RETURN_COMMON;
- ret = pccard_get_first_tuple(s, function, tuple);
+ ret = pccard_get_first_tuple(s, BIND_FN_ALL, tuple);
if (ret != 0)
goto done;
/* First tuple should be DEVICE; we should really have either that
or a CFTABLE_ENTRY of some sort */
if ((tuple->TupleCode == CISTPL_DEVICE) ||
- (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY, p) == 0) ||
- (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY_CB, p) == 0))
+ (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY, p) == 0) ||
+ (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY_CB, p) == 0))
dev_ok++;
/* All cards should have a MANFID tuple, and/or a VERS_1 or VERS_2
tuple, for card identification. Certain old D-Link and Linksys
cards have only a broken VERS_2 tuple; hence the bogus test. */
- if ((pccard_read_tuple(s, function, CISTPL_MANFID, p) == 0) ||
- (pccard_read_tuple(s, function, CISTPL_VERS_1, p) == 0) ||
- (pccard_read_tuple(s, function, CISTPL_VERS_2, p) != -ENOSPC))
+ if ((pccard_read_tuple(s, BIND_FN_ALL, CISTPL_MANFID, p) == 0) ||
+ (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_1, p) == 0) ||
+ (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_2, p) != -ENOSPC))
ident_ok++;
if (!dev_ok && !ident_ok)
goto done;
for (count = 1; count < MAX_TUPLES; count++) {
- ret = pccard_get_next_tuple(s, function, tuple);
+ ret = pccard_get_next_tuple(s, BIND_FN_ALL, tuple);
if (ret != 0)
break;
if (((tuple->TupleCode > 0x23) && (tuple->TupleCode < 0x40)) ||
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 934d4bee39a..698d75cda08 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -98,10 +98,13 @@ EXPORT_SYMBOL(pcmcia_socket_list_rwsem);
* These functions check for the appropriate struct pcmcia_soket arrays,
* and pass them to the low-level functions pcmcia_{suspend,resume}_socket
*/
+static int socket_early_resume(struct pcmcia_socket *skt);
+static int socket_late_resume(struct pcmcia_socket *skt);
static int socket_resume(struct pcmcia_socket *skt);
static int socket_suspend(struct pcmcia_socket *skt);
-int pcmcia_socket_dev_suspend(struct device *dev)
+static void pcmcia_socket_dev_run(struct device *dev,
+ int (*cb)(struct pcmcia_socket *))
{
struct pcmcia_socket *socket;
@@ -110,29 +113,34 @@ int pcmcia_socket_dev_suspend(struct device *dev)
if (socket->dev.parent != dev)
continue;
mutex_lock(&socket->skt_mutex);
- socket_suspend(socket);
+ cb(socket);
mutex_unlock(&socket->skt_mutex);
}
up_read(&pcmcia_socket_list_rwsem);
+}
+int pcmcia_socket_dev_suspend(struct device *dev)
+{
+ pcmcia_socket_dev_run(dev, socket_suspend);
return 0;
}
EXPORT_SYMBOL(pcmcia_socket_dev_suspend);
-int pcmcia_socket_dev_resume(struct device *dev)
+void pcmcia_socket_dev_early_resume(struct device *dev)
{
- struct pcmcia_socket *socket;
+ pcmcia_socket_dev_run(dev, socket_early_resume);
+}
+EXPORT_SYMBOL(pcmcia_socket_dev_early_resume);
- down_read(&pcmcia_socket_list_rwsem);
- list_for_each_entry(socket, &pcmcia_socket_list, socket_list) {
- if (socket->dev.parent != dev)
- continue;
- mutex_lock(&socket->skt_mutex);
- socket_resume(socket);
- mutex_unlock(&socket->skt_mutex);
- }
- up_read(&pcmcia_socket_list_rwsem);
+void pcmcia_socket_dev_late_resume(struct device *dev)
+{
+ pcmcia_socket_dev_run(dev, socket_late_resume);
+}
+EXPORT_SYMBOL(pcmcia_socket_dev_late_resume);
+int pcmcia_socket_dev_resume(struct device *dev)
+{
+ pcmcia_socket_dev_run(dev, socket_resume);
return 0;
}
EXPORT_SYMBOL(pcmcia_socket_dev_resume);
@@ -546,29 +554,24 @@ static int socket_suspend(struct pcmcia_socket *skt)
return 0;
}
-/*
- * Resume a socket. If a card is present, verify its CIS against
- * our cached copy. If they are different, the card has been
- * replaced, and we need to tell the drivers.
- */
-static int socket_resume(struct pcmcia_socket *skt)
+static int socket_early_resume(struct pcmcia_socket *skt)
{
- int ret;
-
- if (!(skt->state & SOCKET_SUSPEND))
- return -EBUSY;
-
skt->socket = dead_socket;
skt->ops->init(skt);
skt->ops->set_socket(skt, &skt->socket);
+ if (skt->state & SOCKET_PRESENT)
+ skt->resume_status = socket_setup(skt, resume_delay);
+ return 0;
+}
+static int socket_late_resume(struct pcmcia_socket *skt)
+{
if (!(skt->state & SOCKET_PRESENT)) {
skt->state &= ~SOCKET_SUSPEND;
return socket_insert(skt);
}
- ret = socket_setup(skt, resume_delay);
- if (ret == 0) {
+ if (skt->resume_status == 0) {
/*
* FIXME: need a better check here for cardbus cards.
*/
@@ -596,6 +599,20 @@ static int socket_resume(struct pcmcia_socket *skt)
return 0;
}
+/*
+ * Resume a socket. If a card is present, verify its CIS against
+ * our cached copy. If they are different, the card has been
+ * replaced, and we need to tell the drivers.
+ */
+static int socket_resume(struct pcmcia_socket *skt)
+{
+ if (!(skt->state & SOCKET_SUSPEND))
+ return -EBUSY;
+
+ socket_early_resume(skt);
+ return socket_late_resume(skt);
+}
+
static void socket_remove(struct pcmcia_socket *skt)
{
dev_printk(KERN_NOTICE, &skt->dev,
diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h
index 79615e6d540..1f4098f1354 100644
--- a/drivers/pcmcia/cs_internal.h
+++ b/drivers/pcmcia/cs_internal.h
@@ -197,8 +197,7 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
cisdata_t code, void *parse);
int pcmcia_replace_cis(struct pcmcia_socket *s,
const u8 *data, const size_t len);
-int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function,
- unsigned int *count);
+int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
/* rsrc_mgr.c */
int pcmcia_validate_mem(struct pcmcia_socket *s);
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 9f300d3cb12..f5b7079f13d 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -547,7 +547,7 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev)
if (!vers1)
return -ENOMEM;
- if (!pccard_read_tuple(p_dev->socket, p_dev->func,
+ if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL,
CISTPL_MANFID, &manf_id)) {
p_dev->manf_id = manf_id.manf;
p_dev->card_id = manf_id.card;
@@ -581,9 +581,9 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev)
kfree(devgeo);
}
- if (!pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_VERS_1,
+ if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL, CISTPL_VERS_1,
vers1)) {
- for (i=0; i < vers1->ns; i++) {
+ for (i = 0; i < min_t(unsigned int, 4, vers1->ns); i++) {
char *tmp;
unsigned int length;
@@ -733,7 +733,7 @@ static int pcmcia_card_add(struct pcmcia_socket *s)
return -EAGAIN; /* try again, but later... */
}
- ret = pccard_validate_cis(s, BIND_FN_ALL, &no_chains);
+ ret = pccard_validate_cis(s, &no_chains);
if (ret || !no_chains) {
ds_dev_dbg(0, &s->dev, "invalid CIS or invalid resources\n");
return -ENODEV;
diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c
index b906abe26ad..a4aacb830b8 100644
--- a/drivers/pcmcia/i82365.c
+++ b/drivers/pcmcia/i82365.c
@@ -1053,8 +1053,8 @@ static int i365_set_io_map(u_short sock, struct pccard_io_map *io)
u_char map, ioctl;
debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, "
- "%#x-%#x)\n", sock, io->map, io->flags,
- io->speed, io->start, io->stop);
+ "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed,
+ (unsigned long long)io->start, (unsigned long long)io->stop);
map = io->map;
if ((map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
(io->stop < io->start)) return -EINVAL;
diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c
index d1d89c4491a..7dfbee1dcd7 100644
--- a/drivers/pcmcia/m32r_cfc.c
+++ b/drivers/pcmcia/m32r_cfc.c
@@ -537,8 +537,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io)
u_char map;
debug(3, "m32r_cfc: SetIOMap(%d, %d, %#2.2x, %d ns, "
- "%#lx-%#lx)\n", sock, io->map, io->flags,
- io->speed, io->start, io->stop);
+ "%#llx-%#llx)\n", sock, io->map, io->flags,
+ io->speed, (unsigned long long)io->start,
+ (unsigned long long)io->stop);
map = io->map;
return 0;
@@ -554,8 +555,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem)
pcc_socket_t *t = &socket[sock];
debug(3, "m32r_cfc: SetMemMap(%d, %d, %#2.2x, %d ns, "
- "%#lx, %#x)\n", sock, map, mem->flags,
- mem->speed, mem->static_start, mem->card_start);
+ "%#llx, %#x)\n", sock, map, mem->flags,
+ mem->speed, (unsigned long long)mem->static_start,
+ mem->card_start);
/*
* sanity check
diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c
index a0655839c8d..c6524f99ccc 100644
--- a/drivers/pcmcia/m32r_pcc.c
+++ b/drivers/pcmcia/m32r_pcc.c
@@ -492,8 +492,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io)
u_char map;
debug(3, "m32r-pcc: SetIOMap(%d, %d, %#2.2x, %d ns, "
- "%#x-%#x)\n", sock, io->map, io->flags,
- io->speed, io->start, io->stop);
+ "%#llx-%#llx)\n", sock, io->map, io->flags,
+ io->speed, (unsigned long long)io->start,
+ (unsigned long long)io->stop);
map = io->map;
return 0;
@@ -515,8 +516,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem)
#endif
debug(3, "m32r-pcc: SetMemMap(%d, %d, %#2.2x, %d ns, "
- "%#lx, %#x)\n", sock, map, mem->flags,
- mem->speed, mem->static_start, mem->card_start);
+ "%#llx, %#x)\n", sock, map, mem->flags,
+ mem->speed, (unsigned long long)mem->static_start,
+ mem->card_start);
/*
* sanity check
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c
index c69f2c4fe52..403559ba49d 100644
--- a/drivers/pcmcia/m8xx_pcmcia.c
+++ b/drivers/pcmcia/m8xx_pcmcia.c
@@ -975,8 +975,9 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
#define M8XX_BASE (PCMCIA_IO_WIN_BASE + io->start)
dprintk("SetIOMap(%d, %d, %#2.2x, %d ns, "
- "%#4.4x-%#4.4x)\n", lsock, io->map, io->flags,
- io->speed, io->start, io->stop);
+ "%#4.4llx-%#4.4llx)\n", lsock, io->map, io->flags,
+ io->speed, (unsigned long long)io->start,
+ (unsigned long long)io->stop);
if ((io->map >= PCMCIA_IO_WIN_NO) || (io->start > 0xffff)
|| (io->stop > 0xffff) || (io->stop < io->start))
@@ -1055,8 +1056,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock,
pcmconf8xx_t *pcmcia = s->pcmcia;
dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, "
- "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags,
- mem->speed, mem->static_start, mem->card_start);
+ "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags,
+ mem->speed, (unsigned long long)mem->static_start,
+ mem->card_start);
if ((mem->map >= PCMCIA_MEM_WIN_NO)
// || ((mem->s) >= PCMCIA_MEM_WIN_SIZE)
@@ -1107,8 +1109,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock,
}
dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, "
- "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags,
- mem->speed, mem->static_start, mem->card_start);
+ "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags,
+ mem->speed, (unsigned long long)mem->static_start,
+ mem->card_start);
/* copy the struct and modify the copy */
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index 32c44040c1e..30cf71d2ee2 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -881,7 +881,7 @@ static int ds_ioctl(struct inode * inode, struct file * file,
mutex_lock(&s->skt_mutex);
pcmcia_validate_mem(s);
mutex_unlock(&s->skt_mutex);
- ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo.Chains);
+ ret = pccard_validate_cis(s, &buf->cisinfo.Chains);
break;
case DS_SUSPEND_CARD:
ret = pcmcia_suspend_card(s);
diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c
index 1c39d3438f2..70a33468bcd 100644
--- a/drivers/pcmcia/pd6729.c
+++ b/drivers/pcmcia/pd6729.c
@@ -641,6 +641,12 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev,
if ((ret = pci_enable_device(dev)))
goto err_out_free_mem;
+ if (!pci_resource_start(dev, 0)) {
+ printk(KERN_INFO "pd6729: refusing to load the driver "
+ "as the io_base is 0.\n");
+ goto err_out_free_mem;
+ }
+
printk(KERN_INFO "pd6729: Cirrus PD6729 PCI to PCMCIA Bridge "
"at 0x%llx on irq %d\n",
(unsigned long long)pci_resource_start(dev, 0), dev->irq);
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index 9ca22c7aafb..7039f3cf5b7 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -206,6 +206,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
/* First, what does a floating port look like? */
b = kzalloc(256, GFP_KERNEL);
if (!b) {
+ printk("\n");
dev_printk(KERN_ERR, &s->dev,
"do_io_probe: unable to kmalloc 256 bytes");
return;
@@ -275,7 +276,7 @@ static int readable(struct pcmcia_socket *s, struct resource *res,
s->cis_mem.res = res;
s->cis_virt = ioremap(res->start, s->map_size);
if (s->cis_virt) {
- ret = pccard_validate_cis(s, BIND_FN_ALL, count);
+ ret = pccard_validate_cis(s, count);
/* invalidate mapping and CIS cache */
iounmap(s->cis_virt);
s->cis_virt = NULL;
diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c
index 163cf98e238..ef7e9e58782 100644
--- a/drivers/pcmcia/soc_common.c
+++ b/drivers/pcmcia/soc_common.c
@@ -336,8 +336,9 @@ soc_common_pcmcia_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *m
struct soc_pcmcia_socket *skt = to_soc_pcmcia_socket(sock);
unsigned short speed = map->speed;
- debug(skt, 2, "map %u speed %u start 0x%08x stop 0x%08x\n",
- map->map, map->speed, map->start, map->stop);
+ debug(skt, 2, "map %u speed %u start 0x%08llx stop 0x%08llx\n",
+ map->map, map->speed, (unsigned long long)map->start,
+ (unsigned long long)map->stop);
debug(skt, 2, "flags: %s%s%s%s%s%s%s%s\n",
(map->flags==0)?"<NONE>":"",
(map->flags&MAP_ACTIVE)?"ACTIVE ":"",
diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c
index ff9a3bb3c88..78d5aab542f 100644
--- a/drivers/pcmcia/socket_sysfs.c
+++ b/drivers/pcmcia/socket_sysfs.c
@@ -300,7 +300,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj,
if (!(s->state & SOCKET_PRESENT))
return -ENODEV;
- if (pccard_validate_cis(s, BIND_FN_ALL, &chains))
+ if (pccard_validate_cis(s, &chains))
return -EIO;
if (!chains)
return -ENODATA;
diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c
index 582413fcb62..6918849d511 100644
--- a/drivers/pcmcia/tcic.c
+++ b/drivers/pcmcia/tcic.c
@@ -732,8 +732,8 @@ static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
u_short base, len, ioctl;
debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, "
- "%#x-%#x)\n", psock, io->map, io->flags,
- io->speed, io->start, io->stop);
+ "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed,
+ (unsigned long long)io->start, (unsigned long long)io->stop);
if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
(io->stop < io->start)) return -EINVAL;
tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index abe0e44c6e9..8be4cc447a1 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -1275,16 +1275,26 @@ static int yenta_dev_resume_noirq(struct device *dev)
if (socket->type && socket->type->restore_state)
socket->type->restore_state(socket);
- return pcmcia_socket_dev_resume(dev);
+ pcmcia_socket_dev_early_resume(dev);
+ return 0;
+}
+
+static int yenta_dev_resume(struct device *dev)
+{
+ pcmcia_socket_dev_late_resume(dev);
+ return 0;
}
static struct dev_pm_ops yenta_pm_ops = {
.suspend_noirq = yenta_dev_suspend_noirq,
.resume_noirq = yenta_dev_resume_noirq,
+ .resume = yenta_dev_resume,
.freeze_noirq = yenta_dev_suspend_noirq,
.thaw_noirq = yenta_dev_resume_noirq,
+ .thaw = yenta_dev_resume,
.poweroff_noirq = yenta_dev_suspend_noirq,
.restore_noirq = yenta_dev_resume_noirq,
+ .restore = yenta_dev_resume,
};
#define YENTA_PM_OPS (&yenta_pm_ops)
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 749e2102b2b..d379e74a05d 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -150,6 +150,8 @@ struct eeepc_hotk {
/* The actual device the driver binds to */
static struct eeepc_hotk *ehotk;
+static void eeepc_rfkill_hotplug(bool real);
+
/* Platform device/driver */
static int eeepc_hotk_thaw(struct device *device);
static int eeepc_hotk_restore(struct device *device);
@@ -343,14 +345,23 @@ static bool eeepc_wlan_rfkill_blocked(void)
static int eeepc_rfkill_set(void *data, bool blocked)
{
unsigned long asl = (unsigned long)data;
- return set_acpi(asl, !blocked);
+ int ret;
+
+ if (asl != CM_ASL_WLAN)
+ return set_acpi(asl, !blocked);
+
+ /* hack to avoid panic with rt2860sta */
+ if (blocked)
+ eeepc_rfkill_hotplug(false);
+ ret = set_acpi(asl, !blocked);
+ return ret;
}
static const struct rfkill_ops eeepc_rfkill_ops = {
.set_block = eeepc_rfkill_set,
};
-static void __init eeepc_enable_camera(void)
+static void __devinit eeepc_enable_camera(void)
{
/*
* If the following call to set_acpi() fails, it's because there's no
@@ -643,13 +654,13 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
return 0;
}
-static void eeepc_rfkill_hotplug(void)
+static void eeepc_rfkill_hotplug(bool real)
{
struct pci_dev *dev;
struct pci_bus *bus;
- bool blocked = eeepc_wlan_rfkill_blocked();
+ bool blocked = real ? eeepc_wlan_rfkill_blocked() : true;
- if (ehotk->wlan_rfkill)
+ if (real && ehotk->wlan_rfkill)
rfkill_set_sw_state(ehotk->wlan_rfkill, blocked);
mutex_lock(&ehotk->hotplug_lock);
@@ -692,7 +703,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
if (event != ACPI_NOTIFY_BUS_CHECK)
return;
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
}
static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
@@ -850,7 +861,7 @@ static int eeepc_hotk_restore(struct device *device)
{
/* Refresh both wlan rfkill state and pci hotplug */
if (ehotk->wlan_rfkill)
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
if (ehotk->bluetooth_rfkill)
rfkill_set_sw_state(ehotk->bluetooth_rfkill,
@@ -993,7 +1004,7 @@ static void eeepc_rfkill_exit(void)
* Refresh pci hotplug in case the rfkill state was changed after
* eeepc_unregister_rfkill_notifier()
*/
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
if (ehotk->hotplug_slot)
pci_hp_deregister(ehotk->hotplug_slot);
@@ -1109,7 +1120,7 @@ static int eeepc_rfkill_init(struct device *dev)
* Refresh pci hotplug in case the rfkill state was changed during
* setup.
*/
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
exit:
if (result && result != -ENODEV)
@@ -1189,7 +1200,7 @@ static int eeepc_input_init(struct device *dev)
return 0;
}
-static int eeepc_hotk_add(struct acpi_device *device)
+static int __devinit eeepc_hotk_add(struct acpi_device *device)
{
struct device *dev;
int result;
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index f35aee5c214..bcd4ba8be7d 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -944,7 +944,7 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
struct fujitsu_hotkey_t *fujitsu_hotkey = acpi_driver_data(device);
struct input_dev *input = fujitsu_hotkey->input;
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
if (fujitsu_hotkey->logolamp_registered)
led_classdev_unregister(&logolamp_led);
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 53b8c255360..aaccc8ecfa8 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2533,6 +2533,7 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device,
{
struct dasd_ccw_req *cqr;
struct ccw1 *ccw;
+ unsigned long *idaw;
cqr = dasd_smalloc_request(magic, 1 /* RDC */, rdc_buffer_size, device);
@@ -2546,9 +2547,17 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device,
ccw = cqr->cpaddr;
ccw->cmd_code = CCW_CMD_RDC;
- ccw->cda = (__u32)(addr_t)rdc_buffer;
- ccw->count = rdc_buffer_size;
+ if (idal_is_needed(rdc_buffer, rdc_buffer_size)) {
+ idaw = (unsigned long *) (cqr->data);
+ ccw->cda = (__u32)(addr_t) idaw;
+ ccw->flags = CCW_FLAG_IDA;
+ idaw = idal_create_words(idaw, rdc_buffer, rdc_buffer_size);
+ } else {
+ ccw->cda = (__u32)(addr_t) rdc_buffer;
+ ccw->flags = 0;
+ }
+ ccw->count = rdc_buffer_size;
cqr->startdev = device;
cqr->memdev = device;
cqr->expires = 10*HZ;
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 0be7c15f45c..417b97cd3f9 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3216,6 +3216,7 @@ int dasd_eckd_restore_device(struct dasd_device *device)
struct dasd_eckd_characteristics temp_rdc_data;
int is_known, rc;
struct dasd_uid temp_uid;
+ unsigned long flags;
private = (struct dasd_eckd_private *) device->private;
@@ -3228,7 +3229,8 @@ int dasd_eckd_restore_device(struct dasd_device *device)
rc = dasd_eckd_generate_uid(device, &private->uid);
dasd_get_uid(device->cdev, &temp_uid);
if (memcmp(&private->uid, &temp_uid, sizeof(struct dasd_uid)) != 0)
- dev_err(&device->cdev->dev, "The UID of the DASD has changed\n");
+ dev_err(&device->cdev->dev, "The UID of the DASD has "
+ "changed\n");
if (rc)
goto out_err;
dasd_set_uid(device->cdev, &private->uid);
@@ -3256,9 +3258,9 @@ int dasd_eckd_restore_device(struct dasd_device *device)
"device: %s", rc, dev_name(&device->cdev->dev));
goto out_err;
}
- spin_lock(get_ccwdev_lock(device->cdev));
+ spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);
memcpy(&private->rdc_data, &temp_rdc_data, sizeof(temp_rdc_data));
- spin_unlock(get_ccwdev_lock(device->cdev));
+ spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);
/* add device to alias management */
dasd_alias_add_device(device);
diff --git a/drivers/s390/char/sclp_async.c b/drivers/s390/char/sclp_async.c
index daaec185ed3..b44462a6c6d 100644
--- a/drivers/s390/char/sclp_async.c
+++ b/drivers/s390/char/sclp_async.c
@@ -26,7 +26,6 @@ static struct sclp_async_sccb *sccb;
static int sclp_async_send_wait(char *message);
static struct ctl_table_header *callhome_sysctl_header;
static DEFINE_SPINLOCK(sclp_async_lock);
-static char nodename[64];
#define SCLP_NORMAL_WRITE 0x00
struct async_evbuf {
@@ -52,9 +51,10 @@ static struct sclp_register sclp_async_register = {
static int call_home_on_panic(struct notifier_block *self,
unsigned long event, void *data)
{
- strncat(data, nodename, strlen(nodename));
- sclp_async_send_wait(data);
- return NOTIFY_DONE;
+ strncat(data, init_utsname()->nodename,
+ sizeof(init_utsname()->nodename));
+ sclp_async_send_wait(data);
+ return NOTIFY_DONE;
}
static struct notifier_block call_home_panic_nb = {
@@ -62,21 +62,20 @@ static struct notifier_block call_home_panic_nb = {
.priority = INT_MAX,
};
-static int proc_handler_callhome(ctl_table *ctl, int write, struct file *filp,
+static int proc_handler_callhome(struct ctl_table *ctl, int write,
void __user *buffer, size_t *count,
loff_t *ppos)
{
unsigned long val;
int len, rc;
- char buf[2];
+ char buf[3];
- if (!*count | (*ppos && !write)) {
+ if (!*count || (*ppos && !write)) {
*count = 0;
return 0;
}
if (!write) {
- len = sprintf(buf, "%d\n", callhome_enabled);
- buf[len] = '\0';
+ len = snprintf(buf, sizeof(buf), "%d\n", callhome_enabled);
rc = copy_to_user(buffer, buf, sizeof(buf));
if (rc != 0)
return -EFAULT;
@@ -100,7 +99,7 @@ static struct ctl_table callhome_table[] = {
{
.procname = "callhome",
.mode = 0644,
- .proc_handler = &proc_handler_callhome,
+ .proc_handler = proc_handler_callhome,
},
{ .ctl_name = 0 }
};
@@ -171,39 +170,29 @@ static int __init sclp_async_init(void)
rc = sclp_register(&sclp_async_register);
if (rc)
return rc;
- callhome_sysctl_header = register_sysctl_table(kern_dir_table);
- if (!callhome_sysctl_header) {
- rc = -ENOMEM;
- goto out_sclp;
- }
- if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) {
- rc = -EOPNOTSUPP;
+ rc = -EOPNOTSUPP;
+ if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK))
goto out_sclp;
- }
rc = -ENOMEM;
+ callhome_sysctl_header = register_sysctl_table(kern_dir_table);
+ if (!callhome_sysctl_header)
+ goto out_sclp;
request = kzalloc(sizeof(struct sclp_req), GFP_KERNEL);
- if (!request)
- goto out_sys;
sccb = (struct sclp_async_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
- if (!sccb)
+ if (!request || !sccb)
goto out_mem;
- rc = atomic_notifier_chain_register(&panic_notifier_list,
- &call_home_panic_nb);
- if (rc)
- goto out_mem;
-
- strncpy(nodename, init_utsname()->nodename, 64);
- return 0;
-
+ rc = atomic_notifier_chain_register(&panic_notifier_list,
+ &call_home_panic_nb);
+ if (!rc)
+ goto out;
out_mem:
kfree(request);
free_page((unsigned long) sccb);
-out_sys:
unregister_sysctl_table(callhome_sysctl_header);
out_sclp:
sclp_unregister(&sclp_async_register);
+out:
return rc;
-
}
module_init(sclp_async_init);
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 178724f2a4c..b9d2a007e93 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -705,21 +705,6 @@ out_driver:
}
__initcall(sclp_vt220_tty_init);
-#ifdef CONFIG_SCLP_VT220_CONSOLE
-
-static void
-sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count)
-{
- __sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0);
-}
-
-static struct tty_driver *
-sclp_vt220_con_device(struct console *c, int *index)
-{
- *index = 0;
- return sclp_vt220_driver;
-}
-
static void __sclp_vt220_flush_buffer(void)
{
unsigned long flags;
@@ -776,6 +761,21 @@ static void sclp_vt220_pm_event_fn(struct sclp_register *reg,
}
}
+#ifdef CONFIG_SCLP_VT220_CONSOLE
+
+static void
+sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count)
+{
+ __sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0);
+}
+
+static struct tty_driver *
+sclp_vt220_con_device(struct console *c, int *index)
+{
+ *index = 0;
+ return sclp_vt220_driver;
+}
+
static int
sclp_vt220_notify(struct notifier_block *self,
unsigned long event, void *data)
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 64f57ef2763..0c0705b91c2 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -162,9 +162,10 @@ tapeblock_requeue(struct work_struct *work) {
spin_lock_irq(&device->blk_data.request_queue_lock);
while (
!blk_queue_plugged(queue) &&
- (req = blk_fetch_request(queue)) &&
+ blk_peek_request(queue) &&
nr_queued < TAPEBLOCK_MIN_REQUEUE
) {
+ req = blk_fetch_request(queue);
if (rq_data_dir(req) == WRITE) {
DBF_EVENT(1, "TBLOCK: Rejecting write request\n");
spin_unlock_irq(&device->blk_data.request_queue_lock);
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 2ee093ec86e..2490b741e16 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1250,8 +1250,7 @@ static int io_subchannel_probe(struct subchannel *sch)
unsigned long flags;
struct ccw_dev_id dev_id;
- cdev = sch_get_cdev(sch);
- if (cdev) {
+ if (cio_is_console(sch->schid)) {
rc = sysfs_create_group(&sch->dev.kobj,
&io_subchannel_attr_group);
if (rc)
@@ -1260,13 +1259,13 @@ static int io_subchannel_probe(struct subchannel *sch)
"0.%x.%04x (rc=%d)\n",
sch->schid.ssid, sch->schid.sch_no, rc);
/*
- * This subchannel already has an associated ccw_device.
+ * The console subchannel already has an associated ccw_device.
* Throw the delayed uevent for the subchannel, register
- * the ccw_device and exit. This happens for all early
- * devices, e.g. the console.
+ * the ccw_device and exit.
*/
dev_set_uevent_suppress(&sch->dev, 0);
kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ cdev = sch_get_cdev(sch);
cdev->dev.groups = ccwdev_attr_groups;
device_initialize(&cdev->dev);
ccw_device_register(cdev);
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 102000d1af6..3012355f830 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -158,7 +158,12 @@ static int smsg_pm_restore_thaw(struct device *dev)
smsg_path->flags = 0;
rc = iucv_path_connect(smsg_path, &smsg_handler, "*MSG ",
NULL, NULL, NULL);
- printk(KERN_ERR "iucv_path_connect returned with rc %i\n", rc);
+#ifdef CONFIG_PM_DEBUG
+ if (rc)
+ printk(KERN_ERR
+ "iucv_path_connect returned with rc %i\n", rc);
+#endif
+ cpcmd("SET SMSG IUCV", NULL, 0, NULL);
}
return 0;
}
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 0f79f3af4f5..2889e5f2dfd 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -128,12 +128,13 @@ out_ccwdev:
static void __init zfcp_init_device_setup(char *devstr)
{
char *token;
- char *str;
+ char *str, *str_saved;
char busid[ZFCP_BUS_ID_SIZE];
u64 wwpn, lun;
/* duplicate devstr and keep the original for sysfs presentation*/
- str = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+ str_saved = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+ str = str_saved;
if (!str)
return;
@@ -152,12 +153,12 @@ static void __init zfcp_init_device_setup(char *devstr)
if (!token || strict_strtoull(token, 0, (unsigned long long *) &lun))
goto err_out;
- kfree(str);
+ kfree(str_saved);
zfcp_init_device_configure(busid, wwpn, lun);
return;
- err_out:
- kfree(str);
+err_out:
+ kfree(str_saved);
pr_err("%s is not a valid SCSI device\n", devstr);
}
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 73d366ba31e..f73e2180f33 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -858,10 +858,7 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
return zfcp_erp_open_ptp_port(act);
if (!port->d_id) {
- zfcp_port_get(port);
- if (!queue_work(adapter->work_queue,
- &port->gid_pn_work))
- zfcp_port_put(port);
+ zfcp_fc_trigger_did_lookup(port);
return ZFCP_ERP_EXIT;
}
return zfcp_erp_port_strategy_open_port(act);
@@ -869,12 +866,11 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
case ZFCP_ERP_STEP_PORT_OPENING:
/* D_ID might have changed during open */
if (p_status & ZFCP_STATUS_COMMON_OPEN) {
- if (port->d_id)
- return ZFCP_ERP_SUCCEEDED;
- else {
- act->step = ZFCP_ERP_STEP_PORT_CLOSING;
- return ZFCP_ERP_CONTINUES;
+ if (!port->d_id) {
+ zfcp_fc_trigger_did_lookup(port);
+ return ZFCP_ERP_EXIT;
}
+ return ZFCP_ERP_SUCCEEDED;
}
if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) {
port->d_id = 0;
@@ -889,19 +885,21 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
static int zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action)
{
struct zfcp_port *port = erp_action->port;
+ int p_status = atomic_read(&port->status);
- if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_NOESC)
+ if ((p_status & ZFCP_STATUS_COMMON_NOESC) &&
+ !(p_status & ZFCP_STATUS_COMMON_OPEN))
goto close_init_done;
switch (erp_action->step) {
case ZFCP_ERP_STEP_UNINITIALIZED:
zfcp_erp_port_strategy_clearstati(port);
- if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN)
+ if (p_status & ZFCP_STATUS_COMMON_OPEN)
return zfcp_erp_port_strategy_close(erp_action);
break;
case ZFCP_ERP_STEP_PORT_CLOSING:
- if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN)
+ if (p_status & ZFCP_STATUS_COMMON_OPEN)
return ZFCP_ERP_FAILED;
break;
}
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 629edec7040..b3f28deb450 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -96,6 +96,7 @@ extern int zfcp_fc_scan_ports(struct zfcp_adapter *);
extern void _zfcp_fc_scan_ports_later(struct work_struct *);
extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
extern void zfcp_fc_port_did_lookup(struct work_struct *);
+extern void zfcp_fc_trigger_did_lookup(struct zfcp_port *);
extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
extern void zfcp_fc_test_link(struct zfcp_port *);
extern void zfcp_fc_link_test_work(struct work_struct *);
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 722f22de875..df23bcead23 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -361,6 +361,17 @@ out:
}
/**
+ * zfcp_fc_trigger_did_lookup - trigger the d_id lookup using a GID_PN request
+ * @port: The zfcp_port to lookup the d_id for.
+ */
+void zfcp_fc_trigger_did_lookup(struct zfcp_port *port)
+{
+ zfcp_port_get(port);
+ if (!queue_work(port->adapter->work_queue, &port->gid_pn_work))
+ zfcp_port_put(port);
+}
+
+/**
* zfcp_fc_plogi_evaluate - evaluate PLOGI playload
* @port: zfcp_port structure
* @plogi: plogi payload
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 38a7e4a6b63..4e41baa0c14 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1079,7 +1079,7 @@ static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
/* common settings for ct/gs and els requests */
req->qtcb->bottom.support.service_class = FSF_CLASS_3;
req->qtcb->bottom.support.timeout = 2 * R_A_TOV;
- zfcp_fsf_start_timer(req, 2 * R_A_TOV + 10);
+ zfcp_fsf_start_timer(req, (2 * R_A_TOV + 10) * HZ);
return 0;
}
@@ -1475,9 +1475,16 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req)
plogi = (struct fsf_plogi *) req->qtcb->bottom.support.els;
if (req->qtcb->bottom.support.els1_length >=
FSF_PLOGI_MIN_LEN) {
- if (plogi->serv_param.wwpn != port->wwpn)
+ if (plogi->serv_param.wwpn != port->wwpn) {
port->d_id = 0;
- else {
+ dev_warn(&port->adapter->ccw_device->dev,
+ "A port opened with WWPN 0x%016Lx "
+ "returned data that identifies it as "
+ "WWPN 0x%016Lx\n",
+ (unsigned long long) port->wwpn,
+ (unsigned long long)
+ plogi->serv_param.wwpn);
+ } else {
port->wwnn = plogi->serv_param.wwnn;
zfcp_fc_plogi_evaluate(port, plogi);
}
diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c
index 079a8cf518a..d31000886ca 100644
--- a/drivers/s390/scsi/zfcp_sysfs.c
+++ b/drivers/s390/scsi/zfcp_sysfs.c
@@ -224,6 +224,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev,
zfcp_erp_unit_reopen(unit, 0, "syuas_1", NULL);
zfcp_erp_wait(unit->port->adapter);
+ flush_work(&unit->scsi_work);
zfcp_unit_put(unit);
out:
mutex_unlock(&zfcp_data.config_mutex);
diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index b6af63ca980..496764349c4 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -1918,6 +1918,10 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
}
size = size>>16;
size *= 4;
+ if (size > MAX_MESSAGE_SIZE) {
+ rcode = -EINVAL;
+ goto cleanup;
+ }
/* Copy in the user's I2O command */
if (copy_from_user (msg, user_msg, size)) {
rcode = -EFAULT;
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index c4478380140..0547a7f44d4 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -317,6 +317,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
out_device_destroy:
scsi_device_set_state(sdev, SDEV_DEL);
transport_destroy_device(&sdev->sdev_gendev);
+ put_device(&sdev->sdev_dev);
put_device(&sdev->sdev_gendev);
out:
if (display_failure_msg)
@@ -957,6 +958,7 @@ static inline void scsi_destroy_sdev(struct scsi_device *sdev)
if (sdev->host->hostt->slave_destroy)
sdev->host->hostt->slave_destroy(sdev);
transport_destroy_device(&sdev->sdev_gendev);
+ put_device(&sdev->sdev_dev);
put_device(&sdev->sdev_gendev);
}
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index fde54537d71..5c7eb63a19d 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -864,10 +864,6 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev)
goto clean_device;
}
- /* take a reference for the sdev_dev; this is
- * released by the sdev_class .release */
- get_device(&sdev->sdev_gendev);
-
/* create queue files, which may be writable, depending on the host */
if (sdev->host->hostt->change_queue_depth)
error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_depth_rw);
@@ -917,6 +913,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev)
device_del(&sdev->sdev_gendev);
transport_destroy_device(&sdev->sdev_gendev);
+ put_device(&sdev->sdev_dev);
put_device(&sdev->sdev_gendev);
return error;
@@ -1065,7 +1062,7 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev)
sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
device_initialize(&sdev->sdev_dev);
- sdev->sdev_dev.parent = &sdev->sdev_gendev;
+ sdev->sdev_dev.parent = get_device(&sdev->sdev_gendev);
sdev->sdev_dev.class = &sdev_class;
dev_set_name(&sdev->sdev_dev, "%d:%d:%d:%d",
sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index e7108e75653..42e8550cd2b 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1561,11 +1561,16 @@ enum pci_board_num_t {
pbn_exar_XR17C152,
pbn_exar_XR17C154,
pbn_exar_XR17C158,
+ pbn_exar_ibm_saturn,
pbn_pasemi_1682M,
pbn_ni8430_2,
pbn_ni8430_4,
pbn_ni8430_8,
pbn_ni8430_16,
+ pbn_ADDIDATA_PCIe_1_3906250,
+ pbn_ADDIDATA_PCIe_2_3906250,
+ pbn_ADDIDATA_PCIe_4_3906250,
+ pbn_ADDIDATA_PCIe_8_3906250,
};
/*
@@ -2146,6 +2151,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 921600,
.uart_offset = 0x200,
},
+ [pbn_exar_ibm_saturn] = {
+ .flags = FL_BASE0,
+ .num_ports = 1,
+ .base_baud = 921600,
+ .uart_offset = 0x200,
+ },
+
/*
* PA Semi PWRficient PA6T-1682M on-chip UART
*/
@@ -2185,6 +2197,37 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.uart_offset = 0x10,
.first_offset = 0x800,
},
+ /*
+ * ADDI-DATA GmbH PCI-Express communication cards <info@addi-data.com>
+ */
+ [pbn_ADDIDATA_PCIe_1_3906250] = {
+ .flags = FL_BASE0,
+ .num_ports = 1,
+ .base_baud = 3906250,
+ .uart_offset = 0x200,
+ .first_offset = 0x1000,
+ },
+ [pbn_ADDIDATA_PCIe_2_3906250] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 3906250,
+ .uart_offset = 0x200,
+ .first_offset = 0x1000,
+ },
+ [pbn_ADDIDATA_PCIe_4_3906250] = {
+ .flags = FL_BASE0,
+ .num_ports = 4,
+ .base_baud = 3906250,
+ .uart_offset = 0x200,
+ .first_offset = 0x1000,
+ },
+ [pbn_ADDIDATA_PCIe_8_3906250] = {
+ .flags = FL_BASE0,
+ .num_ports = 8,
+ .base_baud = 3906250,
+ .uart_offset = 0x200,
+ .first_offset = 0x1000,
+ },
};
static const struct pci_device_id softmodem_blacklist[] = {
@@ -2649,6 +2692,9 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0,
pbn_b0_8_1843200_200 },
+ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
+ PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT,
+ 0, 0, pbn_exar_ibm_saturn },
{ PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
@@ -3556,6 +3602,38 @@ static struct pci_device_id serial_pci_tbl[] = {
0,
pbn_b0_8_115200 },
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_APCIe7500,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_ADDIDATA_PCIe_4_3906250 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_APCIe7420,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_ADDIDATA_PCIe_2_3906250 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_APCIe7300,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_ADDIDATA_PCIe_1_3906250 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_APCIe7800,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_ADDIDATA_PCIe_8_3906250 },
+
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
PCI_VENDOR_ID_IBM, 0x0299,
0, 0, pbn_b0_bt_2_115200 },
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 3551c5cb709..9d948bccafa 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -1531,7 +1531,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev)
void *data;
int ret;
- BUILD_BUG_ON(!is_power_of_2(ATMEL_SERIAL_RINGSIZE));
+ BUILD_BUG_ON(ATMEL_SERIAL_RINGSIZE & (ATMEL_SERIAL_RINGSIZE - 1));
port = &atmel_ports[pdev->id];
port->backup_imr = 0;
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index d7bcd074d38..7ce9e9f567a 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -705,7 +705,7 @@ mpc52xx_uart_verify_port(struct uart_port *port, struct serial_struct *ser)
return -EINVAL;
if ((ser->irq != port->irq) ||
- (ser->io_type != SERIAL_IO_MEM) ||
+ (ser->io_type != UPIO_MEM) ||
(ser->baud_base != port->uartclk) ||
(ser->iomem_base != (void *)port->mapbase) ||
(ser->hub6 != 0))
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index 1689bda1d13..dcc72444e8e 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -1270,6 +1270,9 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
BUG_ON(!kernel_locked());
+ if (!state)
+ return;
+
uport = state->uart_port;
port = &state->port;
@@ -1316,9 +1319,9 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
*/
if (port->flags & ASYNC_INITIALIZED) {
unsigned long flags;
- spin_lock_irqsave(&port->lock, flags);
+ spin_lock_irqsave(&uport->lock, flags);
uport->ops->stop_rx(uport);
- spin_unlock_irqrestore(&port->lock, flags);
+ spin_unlock_irqrestore(&uport->lock, flags);
/*
* Before we drop DTR, make sure the UART transmitter
* has completely drained; this is especially
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index ff4617e2142..7c7914f5fa0 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -879,10 +879,10 @@ static struct pcmcia_device_id serial_ids[] = {
PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"),
PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"),
PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"),
- PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */
- PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
- PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
- PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
+ PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */
+ PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
+ PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
+ PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"),
PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"),
diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c
index 958a3ffc898..ff5bbb9c43c 100644
--- a/drivers/spi/amba-pl022.c
+++ b/drivers/spi/amba-pl022.c
@@ -1826,7 +1826,7 @@ static struct amba_id pl022_ids[] = {
* ST Micro derivative, this has 32bit wide
* and 32 locations deep TX/RX FIFO
*/
- .id = 0x00108022,
+ .id = 0x01080022,
.mask = 0xffffffff,
.data = &vendor_st,
},
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index 7df3ba4f1f4..d21b3469f6d 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -93,8 +93,6 @@ source "drivers/staging/dst/Kconfig"
source "drivers/staging/pohmelfs/Kconfig"
-source "drivers/staging/stlc45xx/Kconfig"
-
source "drivers/staging/b3dfg/Kconfig"
source "drivers/staging/phison/Kconfig"
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index 74757117226..8cbf1aebea2 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -29,7 +29,6 @@ obj-$(CONFIG_ANDROID) += android/
obj-$(CONFIG_ANDROID) += dream/
obj-$(CONFIG_DST) += dst/
obj-$(CONFIG_POHMELFS) += pohmelfs/
-obj-$(CONFIG_STLC45XX) += stlc45xx/
obj-$(CONFIG_B3DFG) += b3dfg/
obj-$(CONFIG_IDE_PHISON) += phison/
obj-$(CONFIG_PLAN9AUTH) += p9auth/
diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig
index 24719499237..eb675635ae6 100644
--- a/drivers/staging/android/Kconfig
+++ b/drivers/staging/android/Kconfig
@@ -2,6 +2,7 @@ menu "Android"
config ANDROID
bool "Android Drivers"
+ depends on BROKEN
default N
---help---
Enable support for various drivers needed on the Android platform
diff --git a/drivers/staging/b3dfg/b3dfg.c b/drivers/staging/b3dfg/b3dfg.c
index 94c5d27d24d..cda26bb493b 100644
--- a/drivers/staging/b3dfg/b3dfg.c
+++ b/drivers/staging/b3dfg/b3dfg.c
@@ -36,6 +36,7 @@
#include <linux/wait.h>
#include <linux/mm.h>
#include <linux/uaccess.h>
+#include <linux/sched.h>
static unsigned int b3dfg_nbuf = 2;
diff --git a/drivers/staging/comedi/drivers/me_daq.c b/drivers/staging/comedi/drivers/me_daq.c
index 2cda7ad1d32..80e192d2e77 100644
--- a/drivers/staging/comedi/drivers/me_daq.c
+++ b/drivers/staging/comedi/drivers/me_daq.c
@@ -51,6 +51,7 @@ from http://www.comedi.org
*/
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include "../comedidev.h"
#include "comedi_pci.h"
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index e3ffb067ead..753ee051234 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -62,6 +62,7 @@
/* #define DEBUG_STATUS_B */
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include "8255.h"
#include "mite.h"
#include "comedi_fc.h"
diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c
index 52b2eca9e73..d544698f241 100644
--- a/drivers/staging/comedi/drivers/ni_pcidio.c
+++ b/drivers/staging/comedi/drivers/ni_pcidio.c
@@ -70,6 +70,7 @@ comedi_nonfree_firmware tarball available from http://www.comedi.org
/* #define DEBUG_FLAGS */
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include "../comedidev.h"
#include "mite.h"
diff --git a/drivers/staging/et131x/et1310_address_map.h b/drivers/staging/et131x/et1310_address_map.h
index 6294d3814e7..2c3d65a622a 100644
--- a/drivers/staging/et131x/et1310_address_map.h
+++ b/drivers/staging/et131x/et1310_address_map.h
@@ -223,7 +223,7 @@ typedef union _TXDMA_PR_NUM_DES_t {
extern inline void add_10bit(u32 *v, int n)
{
- *v = INDEX10(*v + n);
+ *v = INDEX10(*v + n) | (*v & ET_DMA10_WRAP);
}
/*
diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c
index 8f2e91fa0a8..10e21db57ac 100644
--- a/drivers/staging/et131x/et1310_rx.c
+++ b/drivers/staging/et131x/et1310_rx.c
@@ -1177,12 +1177,20 @@ void et131x_handle_recv_interrupt(struct et131x_adapter *etdev)
static inline u32 bump_fbr(u32 *fbr, u32 limit)
{
- u32 v = *fbr;
- add_10bit(&v, 1);
- if (v > limit)
- v = (*fbr & ~ET_DMA10_MASK) ^ ET_DMA10_WRAP;
- *fbr = v;
- return v;
+ u32 v = *fbr;
+ v++;
+ /* This works for all cases where limit < 1024. The 1023 case
+ works because 1023++ is 1024 which means the if condition is not
+ taken but the carry of the bit into the wrap bit toggles the wrap
+ value correctly */
+ if ((v & ET_DMA10_MASK) > limit) {
+ v &= ~ET_DMA10_MASK;
+ v ^= ET_DMA10_WRAP;
+ }
+ /* For the 1023 case */
+ v &= (ET_DMA10_MASK|ET_DMA10_WRAP);
+ *fbr = v;
+ return v;
}
/**
diff --git a/drivers/staging/hv/ChannelMgmt.h b/drivers/staging/hv/ChannelMgmt.h
index a839d8fe6ce..fa973d86b62 100644
--- a/drivers/staging/hv/ChannelMgmt.h
+++ b/drivers/staging/hv/ChannelMgmt.h
@@ -26,6 +26,7 @@
#define _CHANNEL_MGMT_H_
#include <linux/list.h>
+#include <linux/timer.h>
#include "RingBuffer.h"
#include "VmbusChannelInterface.h"
#include "VmbusPacketFormat.h"
@@ -54,7 +55,7 @@ enum vmbus_channel_message_type {
ChannelMessageViewRangeRemove = 18,
#endif
ChannelMessageCount
-} __attribute__((packed));
+};
struct vmbus_channel_message_header {
enum vmbus_channel_message_type MessageType;
diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c
index 1610b845198..d384c0ddf06 100644
--- a/drivers/staging/hv/NetVsc.c
+++ b/drivers/staging/hv/NetVsc.c
@@ -1052,7 +1052,7 @@ static void NetVscOnReceive(struct hv_device *Device,
*/
spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags);
while (!list_empty(&netDevice->ReceivePacketList)) {
- list_move_tail(&netDevice->ReceivePacketList, &listHead);
+ list_move_tail(netDevice->ReceivePacketList.next, &listHead);
if (++count == vmxferpagePacket->RangeCount + 1)
break;
}
@@ -1071,7 +1071,7 @@ static void NetVscOnReceive(struct hv_device *Device,
/* Return it to the freelist */
spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags);
for (i = count; i != 0; i--) {
- list_move_tail(&listHead,
+ list_move_tail(listHead.next,
&netDevice->ReceivePacketList);
}
spin_unlock_irqrestore(&netDevice->receive_packet_list_lock,
@@ -1085,8 +1085,7 @@ static void NetVscOnReceive(struct hv_device *Device,
}
/* Remove the 1st packet to represent the xfer page packet itself */
- xferpagePacket = list_entry(&listHead, struct xferpage_packet,
- ListEntry);
+ xferpagePacket = (struct xferpage_packet*)listHead.next;
list_del(&xferpagePacket->ListEntry);
/* This is how much we can satisfy */
@@ -1102,8 +1101,7 @@ static void NetVscOnReceive(struct hv_device *Device,
/* Each range represents 1 RNDIS pkt that contains 1 ethernet frame */
for (i = 0; i < (count - 1); i++) {
- netvscPacket = list_entry(&listHead, struct hv_netvsc_packet,
- ListEntry);
+ netvscPacket = (struct hv_netvsc_packet*)listHead.next;
list_del(&netvscPacket->ListEntry);
/* Initialize the netvsc packet */
diff --git a/drivers/staging/hv/TODO b/drivers/staging/hv/TODO
index 4d390b23774..dbfbde937a6 100644
--- a/drivers/staging/hv/TODO
+++ b/drivers/staging/hv/TODO
@@ -1,11 +1,17 @@
TODO:
- fix remaining checkpatch warnings and errors
+ - use of /** when it is not a kerneldoc header
- remove RingBuffer.c to us in-kernel ringbuffer functions instead.
- audit the vmbus to verify it is working properly with the
driver model
+ - convert vmbus driver interface function pointer tables
+ to constant, a.k.a vmbus_ops
- see if the vmbus can be merged with the other virtual busses
in the kernel
- audit the network driver
+ - use existing net_device_stats struct in network device
+ - checking for carrier inside open is wrong, network device API
+ confusion??
- audit the block driver
- audit the scsi driver
diff --git a/drivers/staging/hv/osd.c b/drivers/staging/hv/osd.c
index 8fe543bd991..3a4793a0fd0 100644
--- a/drivers/staging/hv/osd.c
+++ b/drivers/staging/hv/osd.c
@@ -30,6 +30,7 @@
#include <linux/ioport.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include <linux/wait.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
diff --git a/drivers/staging/hv/osd.h b/drivers/staging/hv/osd.h
index 9504604c72b..ce064e8ea64 100644
--- a/drivers/staging/hv/osd.h
+++ b/drivers/staging/hv/osd.h
@@ -25,6 +25,7 @@
#ifndef _OSD_H_
#define _OSD_H_
+#include <linux/workqueue.h>
/* Defines */
#define ALIGN_UP(value, align) (((value) & (align-1)) ? \
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index 582318f1022..894eecfc63c 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -507,12 +507,12 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
child_device_obj = &child_device_ctx->device_obj;
child_device_obj->context = context;
- memcpy(&child_device_obj->deviceType, &type, sizeof(struct hv_guid));
- memcpy(&child_device_obj->deviceInstance, &instance,
+ memcpy(&child_device_obj->deviceType, type, sizeof(struct hv_guid));
+ memcpy(&child_device_obj->deviceInstance, instance,
sizeof(struct hv_guid));
- memcpy(&child_device_ctx->class_id, &type, sizeof(struct hv_guid));
- memcpy(&child_device_ctx->device_id, &instance, sizeof(struct hv_guid));
+ memcpy(&child_device_ctx->class_id, type, sizeof(struct hv_guid));
+ memcpy(&child_device_ctx->device_id, instance, sizeof(struct hv_guid));
DPRINT_EXIT(VMBUS_DRV);
@@ -537,18 +537,7 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj,
DPRINT_DBG(VMBUS_DRV, "child device (%p) registering",
child_device_ctx);
- /* Make sure we are not registered already */
- if (strlen(dev_name(&child_device_ctx->device)) != 0) {
- DPRINT_ERR(VMBUS_DRV,
- "child device (%p) already registered - busid %s",
- child_device_ctx,
- dev_name(&child_device_ctx->device));
-
- ret = -1;
- goto Cleanup;
- }
-
- /* Set the device bus id. Otherwise, device_register()will fail. */
+ /* Set the device name. Otherwise, device_register() will fail. */
dev_set_name(&child_device_ctx->device, "vmbus_0_%d",
atomic_inc_return(&device_num));
@@ -573,7 +562,6 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj,
DPRINT_INFO(VMBUS_DRV, "child device (%p) registered",
&child_device_ctx->device);
-Cleanup:
DPRINT_EXIT(VMBUS_DRV);
return ret;
@@ -623,8 +611,6 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj)
static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
{
struct device_context *device_ctx = device_to_device_context(device);
- int i = 0;
- int len = 0;
int ret;
DPRINT_ENTER(VMBUS_DRV);
@@ -644,8 +630,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
device_ctx->class_id.data[14],
device_ctx->class_id.data[15]);
- env->envp_idx = i;
- env->buflen = len;
ret = add_uevent_var(env, "VMBUS_DEVICE_CLASS_GUID={"
"%02x%02x%02x%02x-%02x%02x-%02x%02x-"
"%02x%02x%02x%02x%02x%02x%02x%02x}",
@@ -691,8 +675,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
if (ret)
return ret;
- env->envp[env->envp_idx] = NULL;
-
DPRINT_EXIT(VMBUS_DRV);
return 0;
diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c
index 1fa18f25581..768f44894d0 100644
--- a/drivers/staging/iio/industrialio-core.c
+++ b/drivers/staging/iio/industrialio-core.c
@@ -18,6 +18,8 @@
#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/poll.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
#include <linux/cdev.h>
#include "iio.h"
#include "trigger_consumer.h"
diff --git a/drivers/staging/otus/Kconfig b/drivers/staging/otus/Kconfig
index d549d08fd49..f6cc2625e34 100644
--- a/drivers/staging/otus/Kconfig
+++ b/drivers/staging/otus/Kconfig
@@ -1,6 +1,6 @@
config OTUS
tristate "Atheros OTUS 802.11n USB wireless support"
- depends on USB && WLAN_80211 && MAC80211
+ depends on USB && WLAN && MAC80211
default N
---help---
Enable support for Atheros 802.11n USB hardware:
diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index dd7d3fde969..4ce399b6d23 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -2071,11 +2071,15 @@ static void panel_detach(struct parport *port)
return;
}
- if (keypad_enabled && keypad_initialized)
+ if (keypad_enabled && keypad_initialized) {
misc_deregister(&keypad_dev);
+ keypad_initialized = 0;
+ }
- if (lcd_enabled && lcd_initialized)
+ if (lcd_enabled && lcd_initialized) {
misc_deregister(&lcd_dev);
+ lcd_initialized = 0;
+ }
parport_release(pprt);
parport_unregister_device(pprt);
@@ -2211,13 +2215,16 @@ static void __exit panel_cleanup_module(void)
del_timer(&scan_timer);
if (pprt != NULL) {
- if (keypad_enabled)
+ if (keypad_enabled) {
misc_deregister(&keypad_dev);
+ keypad_initialized = 0;
+ }
if (lcd_enabled) {
panel_lcd_print("\x0cLCD driver " PANEL_VERSION
"\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-");
misc_deregister(&lcd_dev);
+ lcd_initialized = 0;
}
/* TODO: free all input signals */
diff --git a/drivers/staging/poch/poch.c b/drivers/staging/poch/poch.c
index 0d111ddfabb..2eb8e3d43c4 100644
--- a/drivers/staging/poch/poch.c
+++ b/drivers/staging/poch/poch.c
@@ -20,6 +20,7 @@
#include <linux/init.h>
#include <linux/ioctl.h>
#include <linux/io.h>
+#include <linux/sched.h>
#include "poch.h"
diff --git a/drivers/staging/rt2860/Kconfig b/drivers/staging/rt2860/Kconfig
index 7f44e5e7246..efe38e25c5e 100644
--- a/drivers/staging/rt2860/Kconfig
+++ b/drivers/staging/rt2860/Kconfig
@@ -1,5 +1,5 @@
config RT2860
tristate "Ralink 2860 wireless support"
- depends on PCI && X86 && WLAN_80211
+ depends on PCI && X86 && WLAN
---help---
This is an experimental driver for the Ralink 2860 wireless chip.
diff --git a/drivers/staging/rt2860/common/cmm_data_2860.c b/drivers/staging/rt2860/common/cmm_data_2860.c
index fb1735533b7..857ff450b6c 100644
--- a/drivers/staging/rt2860/common/cmm_data_2860.c
+++ b/drivers/staging/rt2860/common/cmm_data_2860.c
@@ -363,6 +363,8 @@ int RtmpPCIMgmtKickOut(
ULONG SwIdx = pAd->MgmtRing.TxCpuIdx;
pTxD = (PTXD_STRUC) pAd->MgmtRing.Cell[SwIdx].AllocVa;
+ if (!pTxD)
+ return 0;
pAd->MgmtRing.Cell[SwIdx].pNdisPacket = pPacket;
pAd->MgmtRing.Cell[SwIdx].pNextNdisPacket = NULL;
diff --git a/drivers/staging/rt2860/common/cmm_info.c b/drivers/staging/rt2860/common/cmm_info.c
index 9d589c240ed..019cc4474ce 100644
--- a/drivers/staging/rt2860/common/cmm_info.c
+++ b/drivers/staging/rt2860/common/cmm_info.c
@@ -25,6 +25,7 @@
*************************************************************************
*/
+#include <linux/sched.h>
#include "../rt_config.h"
INT Show_SSID_Proc(
diff --git a/drivers/staging/rt2860/rt_linux.c b/drivers/staging/rt2860/rt_linux.c
index b396a9b570e..ed27b8545a1 100644
--- a/drivers/staging/rt2860/rt_linux.c
+++ b/drivers/staging/rt2860/rt_linux.c
@@ -25,6 +25,7 @@
*************************************************************************
*/
+#include <linux/sched.h>
#include "rt_config.h"
ULONG RTDebugLevel = RT_DEBUG_ERROR;
diff --git a/drivers/staging/rt2870/Kconfig b/drivers/staging/rt2870/Kconfig
index 76841f6dea9..aea5c822181 100644
--- a/drivers/staging/rt2870/Kconfig
+++ b/drivers/staging/rt2870/Kconfig
@@ -1,5 +1,5 @@
config RT2870
tristate "Ralink 2870/3070 wireless support"
- depends on USB && X86 && WLAN_80211
+ depends on USB && X86 && WLAN
---help---
This is an experimental driver for the Ralink xx70 wireless chips.
diff --git a/drivers/staging/rt3090/Kconfig b/drivers/staging/rt3090/Kconfig
index 255e8eaa483..2b3f745d72b 100644
--- a/drivers/staging/rt3090/Kconfig
+++ b/drivers/staging/rt3090/Kconfig
@@ -1,5 +1,5 @@
config RT3090
tristate "Ralink 3090 wireless support"
- depends on PCI && X86 && WLAN_80211
+ depends on PCI && X86 && WLAN
---help---
This is an experimental driver for the Ralink 3090 wireless chip.
diff --git a/drivers/staging/rt3090/common/cmm_info.c b/drivers/staging/rt3090/common/cmm_info.c
index 5be0714666c..3e51e98b474 100644
--- a/drivers/staging/rt3090/common/cmm_info.c
+++ b/drivers/staging/rt3090/common/cmm_info.c
@@ -34,6 +34,7 @@
--------- ---------- ----------------------------------------------
*/
+#include <linux/sched.h>
#include "../rt_config.h"
diff --git a/drivers/staging/rt3090/rt_linux.c b/drivers/staging/rt3090/rt_linux.c
index d2241ecdf58..9b94aa6eb90 100644
--- a/drivers/staging/rt3090/rt_linux.c
+++ b/drivers/staging/rt3090/rt_linux.c
@@ -25,6 +25,7 @@
*************************************************************************
*/
+#include <linux/sched.h>
#include "rt_config.h"
ULONG RTDebugLevel = RT_DEBUG_ERROR;
diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig
index 236e4272544..203c79b8180 100644
--- a/drivers/staging/rtl8187se/Kconfig
+++ b/drivers/staging/rtl8187se/Kconfig
@@ -1,6 +1,6 @@
config RTL8187SE
tristate "RealTek RTL8187SE Wireless LAN NIC driver"
- depends on PCI
+ depends on PCI && WLAN
depends on WIRELESS_EXT
default N
---help---
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
index 013c3e19ae2..4c5d63fd583 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
@@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
list_del(ptr);
- if (entry->ops) {
+ if (entry->ops)
entry->ops->deinit(entry->priv);
- module_put(entry->ops->owner);
- }
kfree(entry);
}
}
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
index 6fbe4890cb6..18392fce487 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
@@ -189,10 +189,8 @@ void free_ieee80211(struct net_device *dev)
for (i = 0; i < WEP_KEYS; i++) {
struct ieee80211_crypt_data *crypt = ieee->crypt[i];
if (crypt) {
- if (crypt->ops) {
+ if (crypt->ops)
crypt->ops->deinit(crypt->priv);
- module_put(crypt->ops->owner);
- }
kfree(crypt);
ieee->crypt[i] = NULL;
}
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
index 59b2ab48cdc..334e4c7ec61 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
@@ -2839,16 +2839,12 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
goto skip_host_crypt;
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
- request_module("ieee80211_crypt_wep");
+ if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
- request_module("ieee80211_crypt_tkip");
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
- request_module("ieee80211_crypt_ccmp");
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- }
if (ops == NULL) {
printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -2869,7 +2865,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
}
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv =
new_crypt->ops->init(param->u.crypt.idx);
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
index 8d8bdd0a130..a08b97a0951 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
@@ -331,12 +331,10 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
return -ENOMEM;
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- if (!new_crypt->ops) {
- request_module("ieee80211_crypt_wep");
+ if (!new_crypt->ops)
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- }
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(key);
if (!new_crypt->ops || !new_crypt->priv) {
@@ -483,7 +481,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
int i, idx, ret = 0;
int group_key = 0;
- const char *alg, *module;
+ const char *alg;
struct ieee80211_crypto_ops *ops;
struct ieee80211_crypt_data **crypt;
@@ -539,15 +537,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
switch (ext->alg) {
case IW_ENCODE_ALG_WEP:
alg = "WEP";
- module = "ieee80211_crypt_wep";
break;
case IW_ENCODE_ALG_TKIP:
alg = "TKIP";
- module = "ieee80211_crypt_tkip";
break;
case IW_ENCODE_ALG_CCMP:
alg = "CCMP";
- module = "ieee80211_crypt_ccmp";
break;
default:
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -558,10 +553,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
// printk("8-09-08-9=====>%s, alg name:%s\n",__func__, alg);
ops = ieee80211_get_crypto_ops(alg);
- if (ops == NULL) {
- request_module(module);
+ if (ops == NULL)
ops = ieee80211_get_crypto_ops(alg);
- }
if (ops == NULL) {
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
dev->name, ext->alg);
@@ -581,7 +574,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
goto done;
}
new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(idx);
if (new_crypt->priv == NULL) {
kfree(new_crypt);
diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig
index 3100aa58c94..37e4fde4507 100644
--- a/drivers/staging/rtl8192e/Kconfig
+++ b/drivers/staging/rtl8192e/Kconfig
@@ -1,6 +1,6 @@
config RTL8192E
tristate "RealTek RTL8192E Wireless LAN NIC driver"
- depends on PCI
+ depends on PCI && WLAN
depends on WIRELESS_EXT
default N
---help---
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
index 1a8ea8a40c3..b1c54932da3 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
@@ -53,14 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
list_del(ptr);
- if (entry->ops) {
+ if (entry->ops)
entry->ops->deinit(entry->priv);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- module_put(entry->ops->owner);
-#else
- __MOD_DEC_USE_COUNT(entry->ops->owner);
-#endif
- }
kfree(entry);
}
}
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
index 16256a31f99..12c2a18e1fa 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
@@ -242,14 +242,8 @@ void free_ieee80211(struct net_device *dev)
for (i = 0; i < WEP_KEYS; i++) {
struct ieee80211_crypt_data *crypt = ieee->crypt[i];
if (crypt) {
- if (crypt->ops) {
+ if (crypt->ops)
crypt->ops->deinit(crypt->priv);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- module_put(crypt->ops->owner);
-#else
- __MOD_DEC_USE_COUNT(crypt->ops->owner);
-#endif
- }
kfree(crypt);
ieee->crypt[i] = NULL;
}
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
index 2fc04df872c..eae7c4579a6 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
@@ -3284,17 +3284,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
goto skip_host_crypt;
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
- request_module("ieee80211_crypt_wep");
+ if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
- request_module("ieee80211_crypt_tkip");
+ /* set WEP40 first, it will be modified according to WEP104 or
+ * WEP40 at other place */
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
- request_module("ieee80211_crypt_ccmp");
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- }
if (ops == NULL) {
printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -3315,11 +3312,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
}
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
-#else
- if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner))
-#endif
+ if (new_crypt->ops)
new_crypt->priv =
new_crypt->ops->init(param->u.crypt.idx);
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
index 223483126b0..4e34a1f4c66 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
@@ -482,15 +482,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
return -ENOMEM;
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- if (!new_crypt->ops) {
- request_module("ieee80211_crypt_wep");
+ if (!new_crypt->ops)
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- }
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
-#else
- if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner))
-#endif
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(key);
if (!new_crypt->ops || !new_crypt->priv) {
@@ -644,7 +638,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
int i, idx;
int group_key = 0;
- const char *alg, *module;
+ const char *alg;
struct ieee80211_crypto_ops *ops;
struct ieee80211_crypt_data **crypt;
@@ -711,15 +705,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
switch (ext->alg) {
case IW_ENCODE_ALG_WEP:
alg = "WEP";
- module = "ieee80211_crypt_wep";
break;
case IW_ENCODE_ALG_TKIP:
alg = "TKIP";
- module = "ieee80211_crypt_tkip";
break;
case IW_ENCODE_ALG_CCMP:
alg = "CCMP";
- module = "ieee80211_crypt_ccmp";
break;
default:
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -730,10 +721,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
printk("alg name:%s\n",alg);
ops = ieee80211_get_crypto_ops(alg);
- if (ops == NULL) {
- request_module(module);
+ if (ops == NULL)
ops = ieee80211_get_crypto_ops(alg);
- }
if (ops == NULL) {
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
dev->name, ext->alg);
@@ -758,7 +747,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
goto done;
}
new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(idx);
if (new_crypt->priv == NULL) {
kfree(new_crypt);
diff --git a/drivers/staging/rtl8192su/Kconfig b/drivers/staging/rtl8192su/Kconfig
index 770f41280f2..b8c95f94206 100644
--- a/drivers/staging/rtl8192su/Kconfig
+++ b/drivers/staging/rtl8192su/Kconfig
@@ -1,6 +1,6 @@
config RTL8192SU
tristate "RealTek RTL8192SU Wireless LAN NIC driver"
- depends on PCI
+ depends on PCI && WLAN
depends on WIRELESS_EXT
default N
---help---
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
index d76a54d59d2..521e7b98993 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
@@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
list_del(ptr);
- if (entry->ops) {
+ if (entry->ops)
entry->ops->deinit(entry->priv);
- module_put(entry->ops->owner);
- }
kfree(entry);
}
}
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
index 68dc8fa094c..c3383bb8b76 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
@@ -216,10 +216,8 @@ void free_ieee80211(struct net_device *dev)
for (i = 0; i < WEP_KEYS; i++) {
struct ieee80211_crypt_data *crypt = ieee->crypt[i];
if (crypt) {
- if (crypt->ops) {
+ if (crypt->ops)
crypt->ops->deinit(crypt->priv);
- module_put(crypt->ops->owner);
- }
kfree(crypt);
ieee->crypt[i] = NULL;
}
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
index c64ae03f68a..fd8e11252f1 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
@@ -3026,17 +3026,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
goto skip_host_crypt;
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
- request_module("ieee80211_crypt_wep");
+ if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
- request_module("ieee80211_crypt_tkip");
+ /* set WEP40 first, it will be modified according to WEP104 or
+ * WEP40 at other place */
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
- request_module("ieee80211_crypt_ccmp");
+ else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
- }
if (ops == NULL) {
printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -3058,7 +3055,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv =
new_crypt->ops->init(param->u.crypt.idx);
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
index 10775902433..6146c6435dd 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
@@ -358,11 +358,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
return -ENOMEM;
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- if (!new_crypt->ops) {
- request_module("ieee80211_crypt_wep");
+ if (!new_crypt->ops)
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
- }
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(key);
if (!new_crypt->ops || !new_crypt->priv) {
@@ -507,7 +505,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
int i, idx;
int group_key = 0;
- const char *alg, *module;
+ const char *alg;
struct ieee80211_crypto_ops *ops;
struct ieee80211_crypt_data **crypt;
@@ -570,15 +568,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
switch (ext->alg) {
case IW_ENCODE_ALG_WEP:
alg = "WEP";
- module = "ieee80211_crypt_wep";
break;
case IW_ENCODE_ALG_TKIP:
alg = "TKIP";
- module = "ieee80211_crypt_tkip";
break;
case IW_ENCODE_ALG_CCMP:
alg = "CCMP";
- module = "ieee80211_crypt_ccmp";
break;
default:
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -589,10 +584,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
printk("alg name:%s\n",alg);
ops = ieee80211_get_crypto_ops(alg);
- if (ops == NULL) {
- request_module("%s", module);
+ if (ops == NULL)
ops = ieee80211_get_crypto_ops(alg);
- }
if (ops == NULL) {
IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
dev->name, ext->alg);
@@ -612,7 +605,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
goto done;
}
new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+ if (new_crypt->ops)
new_crypt->priv = new_crypt->ops->init(idx);
if (new_crypt->priv == NULL) {
kfree(new_crypt);
diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 87f8a119276..f890a16096c 100644
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -38,6 +38,7 @@
#include <linux/mm.h>
#include <linux/poll.h>
#include <linux/wait.h>
+#include <linux/sched.h>
#include <linux/pci.h>
#include <linux/firmware.h>
#include <asm/ioctl.h>
diff --git a/drivers/staging/stlc45xx/Kconfig b/drivers/staging/stlc45xx/Kconfig
deleted file mode 100644
index 947fb75a9c6..00000000000
--- a/drivers/staging/stlc45xx/Kconfig
+++ /dev/null
@@ -1,8 +0,0 @@
-config STLC45XX
- tristate "stlc4550/4560 support"
- depends on MAC80211 && WLAN_80211 && SPI_MASTER && GENERIC_HARDIRQS
- ---help---
- This is a driver for stlc4550 and stlc4560 chipsets.
-
- To compile this driver as a module, choose M here: the module will be
- called stlc45xx. If unsure, say N.
diff --git a/drivers/staging/stlc45xx/Makefile b/drivers/staging/stlc45xx/Makefile
deleted file mode 100644
index 7ee32903055..00000000000
--- a/drivers/staging/stlc45xx/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-obj-$(CONFIG_STLC45XX) += stlc45xx.o
diff --git a/drivers/staging/stlc45xx/stlc45xx.c b/drivers/staging/stlc45xx/stlc45xx.c
deleted file mode 100644
index be99eb33d81..00000000000
--- a/drivers/staging/stlc45xx/stlc45xx.c
+++ /dev/null
@@ -1,2594 +0,0 @@
-/*
- * This file is part of stlc45xx
- *
- * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- *
- * Contact: Kalle Valo <kalle.valo@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "stlc45xx.h"
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/firmware.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/spi/spi.h>
-#include <linux/etherdevice.h>
-#include <linux/gpio.h>
-#include <linux/moduleparam.h>
-
-#include "stlc45xx_lmac.h"
-
-/*
- * gpios should be handled in board files and provided via platform data,
- * but because it's currently impossible for stlc45xx to have a header file
- * in include/linux, let's use module paramaters for now
- */
-static int stlc45xx_gpio_power = 97;
-module_param(stlc45xx_gpio_power, int, 0444);
-MODULE_PARM_DESC(stlc45xx_gpio_power, "stlc45xx gpio number for power line");
-
-static int stlc45xx_gpio_irq = 87;
-module_param(stlc45xx_gpio_irq, int, 0444);
-MODULE_PARM_DESC(stlc45xx_gpio_irq, "stlc45xx gpio number for irq line");
-
-static const u8 default_cal_channels[] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x09,
- 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10,
- 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xe0, 0x00, 0xe0, 0x00,
- 0xe0, 0x00, 0xe0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0,
- 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42,
- 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00,
- 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9,
- 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00,
- 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc,
- 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0,
- 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4,
- 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d,
- 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa,
- 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
- 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17,
- 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00,
- 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00,
- 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00,
- 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
- 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x71, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8,
- 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01,
- 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0,
- 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6,
- 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00,
- 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb,
- 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0,
- 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc,
- 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca,
- 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4,
- 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00,
- 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21,
- 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
- 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00,
- 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00,
- 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
- 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0,
- 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
- 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76,
- 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01,
- 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xf0, 0x00, 0xf0,
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- 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21,
- 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
- 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d,
- 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00,
- 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
- 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0,
- 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
- 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x99, 0x09, 0x00,
- 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01,
- 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0,
- 0x00, 0xf0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00,
- 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0,
- 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb,
- 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0,
- 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc,
- 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00,
- 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b,
- 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00,
- 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54,
- 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00,
- 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa,
- 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0,
- 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
- 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06,
- 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96,
- 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
- 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x9e, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff,
- 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10,
- 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0, 0x00,
- 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0,
- 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb,
- 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00,
- 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33,
- 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00,
- 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79,
- 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00,
- 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4,
- 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0,
- 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa,
- 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9,
- 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0,
- 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00,
- 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d,
- 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
- 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00 };
-
-static const u8 default_cal_rssi[] = {
- 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72,
- 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00,
- 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a,
- 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe,
- 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00,
- 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01,
- 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a,
- 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00 };
-
-static void stlc45xx_tx_edcf(struct stlc45xx *stlc);
-static void stlc45xx_tx_setup(struct stlc45xx *stlc);
-static void stlc45xx_tx_scan(struct stlc45xx *stlc);
-static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable);
-static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave);
-static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave);
-
-static ssize_t stlc45xx_sysfs_show_cal_rssi(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct stlc45xx *stlc = dev_get_drvdata(dev);
- ssize_t len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- len = PAGE_SIZE;
-
- mutex_lock(&stlc->mutex);
-
- if (stlc->cal_rssi)
- hex_dump_to_buffer(stlc->cal_rssi, RSSI_CAL_ARRAY_LEN, 16,
- 2, buf, len, 0);
- mutex_unlock(&stlc->mutex);
-
- len = strlen(buf);
-
- return len;
-}
-
-static ssize_t stlc45xx_sysfs_store_cal_rssi(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct stlc45xx *stlc = dev_get_drvdata(dev);
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- if (count != RSSI_CAL_ARRAY_LEN) {
- stlc45xx_error("invalid cal_rssi length: %zu", count);
- count = 0;
- goto out_unlock;
- }
-
- kfree(stlc->cal_rssi);
-
- stlc->cal_rssi = kmemdup(buf, RSSI_CAL_ARRAY_LEN, GFP_KERNEL);
-
- if (!stlc->cal_rssi) {
- stlc45xx_error("failed to allocate memory for cal_rssi");
- count = 0;
- goto out_unlock;
- }
-
- out_unlock:
- mutex_unlock(&stlc->mutex);
-
- return count;
-}
-
-static ssize_t stlc45xx_sysfs_show_cal_channels(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct stlc45xx *stlc = dev_get_drvdata(dev);
- ssize_t len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- len = PAGE_SIZE;
-
- mutex_lock(&stlc->mutex);
-
- if (stlc->cal_channels)
- hex_dump_to_buffer(stlc->cal_channels, CHANNEL_CAL_ARRAY_LEN,
- 16, 2, buf, len, 0);
-
- mutex_unlock(&stlc->mutex);
-
- len = strlen(buf);
-
- return len;
-}
-
-static ssize_t stlc45xx_sysfs_store_cal_channels(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct stlc45xx *stlc = dev_get_drvdata(dev);
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- if (count != CHANNEL_CAL_ARRAY_LEN) {
- stlc45xx_error("invalid cal_channels size: %zu ", count);
- count = 0;
- goto out_unlock;
- }
-
- kfree(stlc->cal_channels);
-
- stlc->cal_channels = kmemdup(buf, count, GFP_KERNEL);
-
- if (!stlc->cal_channels) {
- stlc45xx_error("failed to allocate memory for cal_channels");
- count = 0;
- goto out_unlock;
- }
-
-out_unlock:
- mutex_unlock(&stlc->mutex);
-
- return count;
-}
-
-static ssize_t stlc45xx_sysfs_show_tx_buf(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct stlc45xx *stlc = dev_get_drvdata(dev);
- struct txbuffer *entry;
- ssize_t len = 0;
-
- stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
- mutex_lock(&stlc->mutex);
-
- list_for_each_entry(entry, &stlc->tx_sent, tx_list) {
- len += sprintf(buf + len, "0x%x: 0x%x-0x%x\n",
- entry->handle, entry->start,
- entry->end);
- }
-
- mutex_unlock(&stlc->mutex);
-
- return len;
-}
-
-static DEVICE_ATTR(cal_rssi, S_IRUGO | S_IWUSR,
- stlc45xx_sysfs_show_cal_rssi,
- stlc45xx_sysfs_store_cal_rssi);
-static DEVICE_ATTR(cal_channels, S_IRUGO | S_IWUSR,
- stlc45xx_sysfs_show_cal_channels,
- stlc45xx_sysfs_store_cal_channels);
-static DEVICE_ATTR(tx_buf, S_IRUGO, stlc45xx_sysfs_show_tx_buf, NULL);
-
-static void stlc45xx_spi_read(struct stlc45xx *stlc, unsigned long addr,
- void *buf, size_t len)
-{
- struct spi_transfer t[2];
- struct spi_message m;
-
- /* We first push the address */
- addr = (addr << 8) | ADDR_READ_BIT_15;
-
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
-
- t[0].tx_buf = &addr;
- t[0].len = 2;
- spi_message_add_tail(&t[0], &m);
-
- t[1].rx_buf = buf;
- t[1].len = len;
- spi_message_add_tail(&t[1], &m);
-
- spi_sync(stlc->spi, &m);
-}
-
-
-static void stlc45xx_spi_write(struct stlc45xx *stlc, unsigned long addr,
- void *buf, size_t len)
-{
- struct spi_transfer t[3];
- struct spi_message m;
- u16 last_word;
-
- /* We first push the address */
- addr = addr << 8;
-
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
-
- t[0].tx_buf = &addr;
- t[0].len = 2;
- spi_message_add_tail(&t[0], &m);
-
- t[1].tx_buf = buf;
- t[1].len = len;
- spi_message_add_tail(&t[1], &m);
-
- if (len % 2) {
- last_word = ((u8 *)buf)[len - 1];
-
- t[2].tx_buf = &last_word;
- t[2].len = 2;
- spi_message_add_tail(&t[2], &m);
- }
-
- spi_sync(stlc->spi, &m);
-}
-
-static u16 stlc45xx_read16(struct stlc45xx *stlc, unsigned long addr)
-{
- u16 val;
-
- stlc45xx_spi_read(stlc, addr, &val, sizeof(val));
-
- return val;
-}
-
-static u32 stlc45xx_read32(struct stlc45xx *stlc, unsigned long addr)
-{
- u32 val;
-
- stlc45xx_spi_read(stlc, addr, &val, sizeof(val));
-
- return val;
-}
-
-static void stlc45xx_write16(struct stlc45xx *stlc, unsigned long addr, u16 val)
-{
- stlc45xx_spi_write(stlc, addr, &val, sizeof(val));
-}
-
-static void stlc45xx_write32(struct stlc45xx *stlc, unsigned long addr, u32 val)
-{
- stlc45xx_spi_write(stlc, addr, &val, sizeof(val));
-}
-
-struct stlc45xx_spi_reg {
- u16 address;
- u16 length;
- char *name;
-};
-
-/* caller must hold tx_lock */
-static void stlc45xx_txbuffer_dump(struct stlc45xx *stlc)
-{
- struct txbuffer *txbuffer;
- char *buf, *pos;
- int buf_len, l, count;
-
- if (!(DEBUG_LEVEL & DEBUG_TXBUFFER))
- return;
-
- stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
- buf_len = 500;
- buf = kmalloc(buf_len, GFP_ATOMIC);
- if (!buf)
- return;
-
- pos = buf;
- count = 0;
-
- list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) {
- l = snprintf(pos, buf_len, "0x%x-0x%x,",
- txbuffer->start, txbuffer->end);
- /* drop the null byte */
- pos += l;
- buf_len -= l;
- count++;
- }
-
- if (count == 0)
- *pos = '\0';
- else
- *--pos = '\0';
-
- stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: in buffer %d regions: %s",
- count, buf);
-
- kfree(buf);
-}
-
-/* caller must hold tx_lock */
-static int stlc45xx_txbuffer_find(struct stlc45xx *stlc, size_t len)
-{
- struct txbuffer *txbuffer;
- int pos;
-
- stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
- pos = FIRMWARE_TXBUFFER_START;
-
- if (list_empty(&stlc->txbuffer))
- goto out;
-
- /*
- * the entries in txbuffer must be in the same order as they are in
- * the real buffer
- */
- list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) {
- if (pos + len < txbuffer->start)
- break;
- pos = ALIGN(txbuffer->end + 1, 4);
- }
-
- if (pos + len > FIRMWARE_TXBUFFER_END)
- /* not enough room */
- pos = -1;
-
- stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: find %zu B: 0x%x", len, pos);
-
-out:
- return pos;
-}
-
-static int stlc45xx_txbuffer_add(struct stlc45xx *stlc,
- struct txbuffer *txbuffer)
-{
- struct txbuffer *r, *prev = NULL;
-
- if (list_empty(&stlc->txbuffer)) {
- list_add(&txbuffer->buffer_list, &stlc->txbuffer);
- return 0;
- }
-
- r = list_first_entry(&stlc->txbuffer, struct txbuffer, buffer_list);
-
- if (txbuffer->start < r->start) {
- /* add to the beginning of the list */
- list_add(&txbuffer->buffer_list, &stlc->txbuffer);
- return 0;
- }
-
- prev = NULL;
- list_for_each_entry(r, &stlc->txbuffer, buffer_list) {
- /* skip first entry, we checked for that above */
- if (!prev) {
- prev = r;
- continue;
- }
-
- /* double-check overlaps */
- WARN_ON_ONCE(txbuffer->start >= r->start &&
- txbuffer->start <= r->end);
- WARN_ON_ONCE(txbuffer->end >= r->start &&
- txbuffer->end <= r->end);
-
- if (prev->end < txbuffer->start &&
- txbuffer->end < r->start) {
- /* insert at this spot */
- list_add_tail(&txbuffer->buffer_list, &r->buffer_list);
- return 0;
- }
-
- prev = r;
- }
-
- /* not found */
- list_add_tail(&txbuffer->buffer_list, &stlc->txbuffer);
-
- return 0;
-
-}
-
-/* caller must hold tx_lock */
-static struct txbuffer *stlc45xx_txbuffer_alloc(struct stlc45xx *stlc,
- size_t frame_len)
-{
- struct txbuffer *entry = NULL;
- size_t len;
- int pos;
-
- stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
- len = FIRMWARE_TXBUFFER_HEADER + frame_len + FIRMWARE_TXBUFFER_TRAILER;
- pos = stlc45xx_txbuffer_find(stlc, len);
-
- if (pos < 0)
- return NULL;
-
- WARN_ON_ONCE(pos + len > FIRMWARE_TXBUFFER_END);
- WARN_ON_ONCE(pos < FIRMWARE_TXBUFFER_START);
-
- entry = kmalloc(sizeof(*entry), GFP_ATOMIC);
- entry->start = pos;
- entry->frame_start = pos + FIRMWARE_TXBUFFER_HEADER;
- entry->end = entry->start + len - 1;
-
- stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: allocated 0x%x-0x%x",
- entry->start, entry->end);
-
- stlc45xx_txbuffer_add(stlc, entry);
-
- stlc45xx_txbuffer_dump(stlc);
-
- return entry;
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_txbuffer_free(struct stlc45xx *stlc,
- struct txbuffer *txbuffer)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
- stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: freed 0x%x-0x%x",
- txbuffer->start, txbuffer->end);
-
- list_del(&txbuffer->buffer_list);
- kfree(txbuffer);
-}
-
-
-static int stlc45xx_wait_bit(struct stlc45xx *stlc, u16 reg, u32 mask,
- u32 expected)
-{
- int i;
- char buffer[4];
-
- for (i = 0; i < 2000; i++) {
- stlc45xx_spi_read(stlc, reg, buffer, sizeof(buffer));
- if (((*(u32 *)buffer) & mask) == expected)
- return 1;
- msleep(1);
- }
-
- return 0;
-}
-
-static int stlc45xx_request_firmware(struct stlc45xx *stlc)
-{
- const struct firmware *fw;
- int ret;
-
- /* FIXME: should driver use it's own struct device? */
- ret = request_firmware(&fw, "3826.arm", &stlc->spi->dev);
-
- if (ret < 0) {
- stlc45xx_error("request_firmware() failed: %d", ret);
- return ret;
- }
-
- if (fw->size % 4) {
- stlc45xx_error("firmware size is not multiple of 32bit: %zu",
- fw->size);
- return -EILSEQ; /* Illegal byte sequence */;
- }
-
- if (fw->size < 1000) {
- stlc45xx_error("firmware is too small: %zu", fw->size);
- return -EILSEQ;
- }
-
- stlc->fw = kmemdup(fw->data, fw->size, GFP_KERNEL);
- if (!stlc->fw) {
- stlc45xx_error("could not allocate memory for firmware");
- return -ENOMEM;
- }
-
- stlc->fw_len = fw->size;
-
- release_firmware(fw);
-
- return 0;
-}
-
-static int stlc45xx_upload_firmware(struct stlc45xx *stlc)
-{
- struct s_dma_regs dma_regs;
- unsigned long fw_len, fw_addr;
- long _fw_len;
- int ret;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- if (!stlc->fw) {
- ret = stlc45xx_request_firmware(stlc);
- if (ret < 0)
- return ret;
- }
-
- /* stop the device */
- stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
- SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET
- | SPI_CTRL_STAT_START_HALTED);
-
- msleep(TARGET_BOOT_SLEEP);
-
- stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
- SPI_CTRL_STAT_HOST_OVERRIDE
- | SPI_CTRL_STAT_START_HALTED);
-
- msleep(TARGET_BOOT_SLEEP);
-
- fw_addr = FIRMWARE_ADDRESS;
- fw_len = stlc->fw_len;
-
- while (fw_len > 0) {
- _fw_len = (fw_len > SPI_MAX_PACKET_SIZE)
- ? SPI_MAX_PACKET_SIZE : fw_len;
- dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE;
- dma_regs.len = cpu_to_le16(_fw_len);
- dma_regs.addr = cpu_to_le32(fw_addr);
-
- fw_len -= _fw_len;
- fw_addr += _fw_len;
-
- stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_CTRL, dma_regs.cmd);
-
- if (stlc45xx_wait_bit(stlc, SPI_ADRS_DMA_WRITE_CTRL,
- HOST_ALLOWED, HOST_ALLOWED) == 0) {
- stlc45xx_error("fw_upload not allowed to DMA write");
- return -EAGAIN;
- }
-
- stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_LEN, dma_regs.len);
- stlc45xx_write32(stlc, SPI_ADRS_DMA_WRITE_BASE, dma_regs.addr);
-
- stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, stlc->fw, _fw_len);
-
- /* FIXME: I think this doesn't work if firmware is large,
- * this loop goes to second round. fw->data is not
- * increased at all! */
- }
-
- BUG_ON(fw_len != 0);
-
- /* enable host interrupts */
- stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, SPI_HOST_INTS_DEFAULT);
-
- /* boot the device */
- stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
- SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET
- | SPI_CTRL_STAT_RAM_BOOT);
-
- msleep(TARGET_BOOT_SLEEP);
-
- stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
- SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_RAM_BOOT);
- msleep(TARGET_BOOT_SLEEP);
-
- return 0;
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_check_txsent(struct stlc45xx *stlc)
-{
- struct txbuffer *entry, *n;
-
- list_for_each_entry_safe(entry, n, &stlc->tx_sent, tx_list) {
- if (time_after(jiffies, entry->lifetime)) {
- if (net_ratelimit())
- stlc45xx_warning("frame 0x%x lifetime exceeded",
- entry->start);
- list_del(&entry->tx_list);
- skb_pull(entry->skb, entry->header_len);
- ieee80211_tx_status(stlc->hw, entry->skb);
- stlc45xx_txbuffer_free(stlc, entry);
- }
- }
-}
-
-static void stlc45xx_power_off(struct stlc45xx *stlc)
-{
- disable_irq(gpio_to_irq(stlc45xx_gpio_irq));
- gpio_set_value(stlc45xx_gpio_power, 0);
-}
-
-static void stlc45xx_power_on(struct stlc45xx *stlc)
-{
- gpio_set_value(stlc45xx_gpio_power, 1);
- enable_irq(gpio_to_irq(stlc45xx_gpio_irq));
-
- /*
- * need to wait a while before device can be accessed, the length
- * is just a guess
- */
- msleep(10);
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_flush_queues(struct stlc45xx *stlc)
-{
- struct txbuffer *entry;
-
- while (!list_empty(&stlc->tx_sent)) {
- entry = list_first_entry(&stlc->tx_sent,
- struct txbuffer, tx_list);
- list_del(&entry->tx_list);
- dev_kfree_skb(entry->skb);
- stlc45xx_txbuffer_free(stlc, entry);
- }
-
- WARN_ON(!list_empty(&stlc->tx_sent));
-
- while (!list_empty(&stlc->tx_pending)) {
- entry = list_first_entry(&stlc->tx_pending,
- struct txbuffer, tx_list);
- list_del(&entry->tx_list);
- dev_kfree_skb(entry->skb);
- stlc45xx_txbuffer_free(stlc, entry);
- }
-
- WARN_ON(!list_empty(&stlc->tx_pending));
- WARN_ON(!list_empty(&stlc->txbuffer));
-}
-
-static void stlc45xx_work_reset(struct work_struct *work)
-{
- struct stlc45xx *stlc = container_of(work, struct stlc45xx,
- work_reset);
-
- mutex_lock(&stlc->mutex);
-
- if (stlc->fw_state != FW_STATE_RESET)
- goto out;
-
- stlc45xx_power_off(stlc);
-
- mutex_unlock(&stlc->mutex);
-
- /* wait that all work_structs have finished, we can't hold
- * stlc->mutex to avoid deadlock */
- cancel_work_sync(&stlc->work);
-
- /* FIXME: find out good value to wait for chip power down */
- msleep(100);
-
- mutex_lock(&stlc->mutex);
-
- /* FIXME: we should gracefully handle if the state has changed
- * after re-acquiring mutex */
- WARN_ON(stlc->fw_state != FW_STATE_RESET);
-
- spin_lock_bh(&stlc->tx_lock);
- stlc45xx_flush_queues(stlc);
- spin_unlock_bh(&stlc->tx_lock);
-
- stlc->fw_state = FW_STATE_RESETTING;
-
- stlc45xx_power_on(stlc);
- stlc45xx_upload_firmware(stlc);
-
-out:
- mutex_unlock(&stlc->mutex);
-}
-
-/* caller must hold mutex */
-static void stlc45xx_reset(struct stlc45xx *stlc)
-{
- stlc45xx_warning("resetting firmware");
- stlc->fw_state = FW_STATE_RESET;
- ieee80211_stop_queues(stlc->hw);
- queue_work(stlc->hw->workqueue, &stlc->work_reset);
-}
-
-static void stlc45xx_work_tx_timeout(struct work_struct *work)
-{
- struct stlc45xx *stlc = container_of(work, struct stlc45xx,
- work_tx_timeout.work);
-
- stlc45xx_warning("tx timeout");
-
- mutex_lock(&stlc->mutex);
-
- if (stlc->fw_state != FW_STATE_READY)
- goto out;
-
- stlc45xx_reset(stlc);
-
-out:
- mutex_unlock(&stlc->mutex);
-}
-
-static void stlc45xx_int_ack(struct stlc45xx *stlc, u32 val)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_ACK, val);
-}
-
-static void stlc45xx_wakeup(struct stlc45xx *stlc)
-{
- unsigned long timeout;
- u32 ints;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- /* wake the chip */
- stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_WAKEUP);
-
- /* And wait for the READY interrupt */
- timeout = jiffies + HZ;
-
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- while (!(ints & SPI_HOST_INT_READY)) {
- if (time_after(jiffies, timeout))
- goto out;
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- }
-
- stlc45xx_int_ack(stlc, SPI_HOST_INT_READY);
-
-out:
- return;
-}
-
-static void stlc45xx_sleep(struct stlc45xx *stlc)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_SLEEP);
-}
-
-static void stlc45xx_int_ready(struct stlc45xx *stlc)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN,
- SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE);
-
- switch (stlc->fw_state) {
- case FW_STATE_BOOTING:
- stlc->fw_state = FW_STATE_READY;
- complete(&stlc->fw_comp);
- break;
- case FW_STATE_RESETTING:
- stlc->fw_state = FW_STATE_READY;
-
- stlc45xx_tx_scan(stlc);
- stlc45xx_tx_setup(stlc);
- stlc45xx_tx_edcf(stlc);
-
- ieee80211_wake_queues(stlc->hw);
- break;
- default:
- break;
- }
-}
-
-static int stlc45xx_rx_txack(struct stlc45xx *stlc, struct sk_buff *skb)
-{
- struct ieee80211_tx_info *info;
- struct s_lm_control *control;
- struct s_lmo_tx *tx;
- struct txbuffer *entry;
- int found = 0;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- control = (struct s_lm_control *) skb->data;
- tx = (struct s_lmo_tx *) (control + 1);
-
- if (list_empty(&stlc->tx_sent)) {
- if (net_ratelimit())
- stlc45xx_warning("no frames waiting for "
- "acknowledgement");
- return -1;
- }
-
- list_for_each_entry(entry, &stlc->tx_sent, tx_list) {
- if (control->handle == entry->handle) {
- found = 1;
- break;
- }
- }
-
- if (!found) {
- if (net_ratelimit())
- stlc45xx_warning("couldn't find frame for tx ack 0x%x",
- control->handle);
- return -1;
- }
-
- stlc45xx_debug(DEBUG_TX, "TX ACK 0x%x", entry->handle);
-
- if (entry->status_needed) {
- info = IEEE80211_SKB_CB(entry->skb);
-
- if (!(tx->flags & LM_TX_FAILED)) {
- /* frame was acked */
- info->flags |= IEEE80211_TX_STAT_ACK;
- info->status.ack_signal = tx->rcpi / 2 - 110;
- }
-
- skb_pull(entry->skb, entry->header_len);
-
- ieee80211_tx_status(stlc->hw, entry->skb);
- }
-
- list_del(&entry->tx_list);
-
- stlc45xx_check_txsent(stlc);
- if (list_empty(&stlc->tx_sent))
- /* there are no pending frames, we can stop the tx timeout
- * timer */
- cancel_delayed_work(&stlc->work_tx_timeout);
-
- spin_lock_bh(&stlc->tx_lock);
-
- stlc45xx_txbuffer_free(stlc, entry);
-
- if (stlc->tx_queue_stopped &&
- stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) != -1) {
- stlc45xx_debug(DEBUG_QUEUE, "room in tx buffer, waking queues");
- ieee80211_wake_queues(stlc->hw);
- stlc->tx_queue_stopped = 0;
- }
-
- spin_unlock_bh(&stlc->tx_lock);
-
- return 0;
-}
-
-static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb)
-{
- struct s_lm_control *control;
- int ret = 0;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- control = (struct s_lm_control *) skb->data;
-
- switch (control->oid) {
- case LM_OID_TX:
- ret = stlc45xx_rx_txack(stlc, skb);
- break;
- case LM_OID_SETUP:
- case LM_OID_SCAN:
- case LM_OID_TRAP:
- case LM_OID_EDCF:
- case LM_OID_KEYCACHE:
- case LM_OID_PSM:
- case LM_OID_STATS:
- case LM_OID_LED:
- default:
- stlc45xx_warning("unhandled rx control oid %d\n",
- control->oid);
- break;
- }
-
- dev_kfree_skb(skb);
-
- return ret;
-}
-
-/* copied from mac80211 */
-static void stlc45xx_parse_elems(u8 *start, size_t len,
- struct stlc45xx_ie_tim **tim,
- size_t *tim_len)
-{
- size_t left = len;
- u8 *pos = start;
-
- while (left >= 2) {
- u8 id, elen;
-
- id = *pos++;
- elen = *pos++;
- left -= 2;
-
- if (elen > left)
- return;
-
- switch (id) {
- case WLAN_EID_TIM:
- *tim = (struct stlc45xx_ie_tim *) pos;
- *tim_len = elen;
- break;
- default:
- break;
- }
-
- left -= elen;
- pos += elen;
- }
-}
-
-/*
- * mac80211 doesn't have support for asking frames with PS-Poll, so let's
- * implement in the driver for now. We have to add support to mac80211
- * later.
- */
-static int stlc45xx_check_more_data(struct stlc45xx *stlc, struct sk_buff *skb)
-{
- struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
- struct ieee80211_hdr *hdr;
- size_t len;
- u16 fc;
-
- hdr = (void *) skb->data + sizeof(*data);
- len = skb->len - sizeof(*data);
-
- /* minimum frame length is the null frame length 24 bytes */
- if (len < 24) {
- stlc45xx_warning("invalid frame length when checking for "
- "more data");
- return -EINVAL;
- }
-
- fc = le16_to_cpu(hdr->frame_control);
- if (!(fc & IEEE80211_FCTL_FROMDS))
- /* this is not from DS */
- return 0;
-
- if (compare_ether_addr(hdr->addr1, stlc->mac_addr) != 0)
- /* the frame was not for us */
- return 0;
-
- if (!(fc & IEEE80211_FCTL_MOREDATA)) {
- /* AP has no more frames buffered for us */
- stlc45xx_debug(DEBUG_PSM, "all buffered frames retrieved");
- stlc->pspolling = false;
- return 0;
- }
-
- /* MOREDATA bit is set, let's ask for a new frame from the AP */
- stlc45xx_tx_pspoll(stlc, stlc->psm);
-
- return 0;
-}
-
-/*
- * mac80211 cannot read TIM from beacons, so let's add a hack to the
- * driver. We have to add support to mac80211 later.
- */
-static int stlc45xx_rx_data_beacon(struct stlc45xx *stlc, struct sk_buff *skb)
-{
- struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
- size_t len = skb->len, tim_len = 0, baselen, pvbmap_len;
- struct ieee80211_mgmt *mgmt;
- struct stlc45xx_ie_tim *tim = NULL;
- int bmap_offset, index, aid_bit;
-
- mgmt = (void *) skb->data + sizeof(*data);
-
- baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
- if (baselen > len) {
- stlc45xx_warning("invalid baselen in beacon");
- return -EINVAL;
- }
-
- stlc45xx_parse_elems(mgmt->u.beacon.variable, len - baselen, &tim,
- &tim_len);
-
- if (!tim) {
- stlc45xx_warning("didn't find tim from a beacon");
- return -EINVAL;
- }
-
- bmap_offset = tim->bmap_control & 0xfe;
- index = stlc->aid / 8 - bmap_offset;
-
- pvbmap_len = tim_len - 3;
- if (index > pvbmap_len)
- return -EINVAL;
-
- aid_bit = !!(tim->pvbmap[index] & (1 << stlc->aid % 8));
-
- stlc45xx_debug(DEBUG_PSM, "fc 0x%x duration %d seq %d dtim %u "
- "bmap_control 0x%x aid_bit %d",
- mgmt->frame_control, mgmt->duration, mgmt->seq_ctrl >> 4,
- tim->dtim_count, tim->bmap_control, aid_bit);
-
- if (!aid_bit)
- return 0;
-
- stlc->pspolling = true;
- stlc45xx_tx_pspoll(stlc, stlc->psm);
-
- return 0;
-}
-
-static int stlc45xx_rx_data(struct stlc45xx *stlc, struct sk_buff *skb)
-{
- struct ieee80211_rx_status status;
- struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
- int align = 0;
- u8 *p, align_len;
- u16 len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- if (stlc->psm) {
- if (data->flags & LM_IN_BEACON)
- stlc45xx_rx_data_beacon(stlc, skb);
- else if (stlc->pspolling && (data->flags & LM_IN_DATA))
- stlc45xx_check_more_data(stlc, skb);
- }
-
- memset(&status, 0, sizeof(status));
-
- status.freq = data->frequency;
- status.signal = data->rcpi / 2 - 110;
-
- /* let's assume that maximum rcpi value is 140 (= 35 dBm) */
- status.qual = data->rcpi * 100 / 140;
-
- status.band = IEEE80211_BAND_2GHZ;
-
- /*
- * FIXME: this gives warning from __ieee80211_rx()
- *
- * status.rate_idx = data->rate;
- */
-
- len = data->length;
-
- if (data->flags & LM_FLAG_ALIGN)
- align = 1;
-
- skb_pull(skb, sizeof(*data));
-
- if (align) {
- p = skb->data;
- align_len = *p;
- skb_pull(skb, align_len);
- }
-
- skb_trim(skb, len);
-
- stlc45xx_debug(DEBUG_RX, "rx data 0x%p %d B", skb->data, skb->len);
- stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len);
-
- memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
- ieee80211_rx(stlc->hw, skb);
-
- return 0;
-}
-
-
-
-static int stlc45xx_rx(struct stlc45xx *stlc)
-{
- struct s_lm_control *control;
- struct sk_buff *skb;
- int ret;
- u16 len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- stlc45xx_wakeup(stlc);
-
- /* dummy read to flush SPI DMA controller bug */
- stlc45xx_read16(stlc, SPI_ADRS_GEN_PURP_1);
-
- len = stlc45xx_read16(stlc, SPI_ADRS_DMA_DATA);
-
- if (len == 0) {
- stlc45xx_warning("rx request of zero bytes");
- return 0;
- }
-
- skb = dev_alloc_skb(len);
- if (!skb) {
- stlc45xx_warning("could not alloc skb");
- return 0;
- }
-
- stlc45xx_spi_read(stlc, SPI_ADRS_DMA_DATA, skb_put(skb, len), len);
-
- stlc45xx_sleep(stlc);
-
- stlc45xx_debug(DEBUG_RX, "rx frame 0x%p %d B", skb->data, skb->len);
- stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len);
-
- control = (struct s_lm_control *) skb->data;
-
- if (control->flags & LM_FLAG_CONTROL)
- ret = stlc45xx_rx_control(stlc, skb);
- else
- ret = stlc45xx_rx_data(stlc, skb);
-
- return ret;
-}
-
-
-static irqreturn_t stlc45xx_interrupt(int irq, void *config)
-{
- struct spi_device *spi = config;
- struct stlc45xx *stlc = dev_get_drvdata(&spi->dev);
-
- stlc45xx_debug(DEBUG_IRQ, "IRQ");
-
- queue_work(stlc->hw->workqueue, &stlc->work);
-
- return IRQ_HANDLED;
-}
-
-static int stlc45xx_tx_frame(struct stlc45xx *stlc, u32 address,
- void *buf, size_t len)
-{
- struct s_dma_regs dma_regs;
- unsigned long timeout;
- int ret = 0;
- u32 ints;
-
- stlc->tx_frames++;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- stlc45xx_debug(DEBUG_TX, "tx frame 0x%p %zu B", buf, len);
- stlc45xx_dump(DEBUG_TX_CONTENT, buf, len);
-
- stlc45xx_wakeup(stlc);
-
- dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE;
- dma_regs.len = cpu_to_le16(len);
- dma_regs.addr = cpu_to_le32(address);
-
- stlc45xx_spi_write(stlc, SPI_ADRS_DMA_WRITE_CTRL, &dma_regs,
- sizeof(dma_regs));
-
- stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, buf, len);
-
- timeout = jiffies + 2 * HZ;
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- while (!(ints & SPI_HOST_INT_WR_READY)) {
- if (time_after(jiffies, timeout)) {
- stlc45xx_warning("WR_READY timeout");
- ret = -1;
- goto out;
- }
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- }
-
- stlc45xx_int_ack(stlc, SPI_HOST_INT_WR_READY);
-
- stlc45xx_sleep(stlc);
-
-out:
- return ret;
-}
-
-static int stlc45xx_wq_tx(struct stlc45xx *stlc)
-{
- struct txbuffer *entry;
- int ret = 0;
-
- spin_lock_bh(&stlc->tx_lock);
-
- while (!list_empty(&stlc->tx_pending)) {
- entry = list_entry(stlc->tx_pending.next,
- struct txbuffer, tx_list);
-
- list_del_init(&entry->tx_list);
-
- spin_unlock_bh(&stlc->tx_lock);
-
- ret = stlc45xx_tx_frame(stlc, entry->frame_start,
- entry->skb->data, entry->skb->len);
-
- spin_lock_bh(&stlc->tx_lock);
-
- if (ret < 0) {
- /* frame transfer to firmware buffer failed */
- /* FIXME: report this to mac80211 */
- dev_kfree_skb(entry->skb);
- stlc45xx_txbuffer_free(stlc, entry);
- goto out;
- }
-
- list_add(&entry->tx_list, &stlc->tx_sent);
- queue_delayed_work(stlc->hw->workqueue,
- &stlc->work_tx_timeout,
- msecs_to_jiffies(TX_TIMEOUT));
- }
-
-out:
- spin_unlock_bh(&stlc->tx_lock);
- return ret;
-}
-
-static void stlc45xx_work(struct work_struct *work)
-{
- struct stlc45xx *stlc = container_of(work, struct stlc45xx, work);
- u32 ints;
- int ret;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- if (stlc->fw_state == FW_STATE_OFF &&
- stlc->fw_state == FW_STATE_RESET)
- goto out;
-
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- stlc45xx_debug(DEBUG_BH, "begin host_ints 0x%08x", ints);
-
- if (ints & SPI_HOST_INT_READY) {
- stlc45xx_int_ready(stlc);
- stlc45xx_int_ack(stlc, SPI_HOST_INT_READY);
- }
-
- if (stlc->fw_state != FW_STATE_READY)
- goto out;
-
- if (ints & SPI_HOST_INT_UPDATE) {
- stlc45xx_int_ack(stlc, SPI_HOST_INT_UPDATE);
- ret = stlc45xx_rx(stlc);
- if (ret < 0) {
- stlc45xx_reset(stlc);
- goto out;
- }
- }
- if (ints & SPI_HOST_INT_SW_UPDATE) {
- stlc45xx_int_ack(stlc, SPI_HOST_INT_SW_UPDATE);
- ret = stlc45xx_rx(stlc);
- if (ret < 0) {
- stlc45xx_reset(stlc);
- goto out;
- }
- }
-
- ret = stlc45xx_wq_tx(stlc);
- if (ret < 0) {
- stlc45xx_reset(stlc);
- goto out;
- }
-
- ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
- stlc45xx_debug(DEBUG_BH, "end host_ints 0x%08x", ints);
-
-out:
- mutex_unlock(&stlc->mutex);
-}
-
-static void stlc45xx_tx_edcf(struct stlc45xx *stlc)
-{
- struct s_lm_control *control;
- struct s_lmo_edcf *edcf;
- size_t len, edcf_len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- edcf_len = sizeof(*edcf);
- len = sizeof(*control) + edcf_len;
- control = kzalloc(len, GFP_KERNEL);
- edcf = (struct s_lmo_edcf *) (control + 1);
-
- control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
- control->length = edcf_len;
- control->oid = LM_OID_EDCF;
-
- edcf->slottime = 0x14;
- edcf->sifs = 10;
- edcf->eofpad = 6;
- edcf->maxburst = 1500;
-
- edcf->queues[0].aifs = 2;
- edcf->queues[0].pad0 = 1;
- edcf->queues[0].cwmin = 3;
- edcf->queues[0].cwmax = 7;
- edcf->queues[0].txop = 47;
- edcf->queues[1].aifs = 2;
- edcf->queues[1].pad0 = 0;
- edcf->queues[1].cwmin = 7;
- edcf->queues[1].cwmax = 15;
- edcf->queues[1].txop = 94;
- edcf->queues[2].aifs = 3;
- edcf->queues[2].pad0 = 0;
- edcf->queues[2].cwmin = 15;
- edcf->queues[2].cwmax = 1023;
- edcf->queues[2].txop = 0;
- edcf->queues[3].aifs = 7;
- edcf->queues[3].pad0 = 0;
- edcf->queues[3].cwmin = 15;
- edcf->queues[3].cwmax = 1023;
- edcf->queues[3].txop = 0;
- edcf->queues[4].aifs = 13;
- edcf->queues[4].pad0 = 99;
- edcf->queues[4].cwmin = 3437;
- edcf->queues[4].cwmax = 512;
- edcf->queues[4].txop = 12;
- edcf->queues[5].aifs = 142;
- edcf->queues[5].pad0 = 109;
- edcf->queues[5].cwmin = 8756;
- edcf->queues[5].cwmax = 6;
- edcf->queues[5].txop = 0;
- edcf->queues[6].aifs = 4;
- edcf->queues[6].pad0 = 0;
- edcf->queues[6].cwmin = 0;
- edcf->queues[6].cwmax = 58705;
- edcf->queues[6].txop = 25716;
- edcf->queues[7].aifs = 0;
- edcf->queues[7].pad0 = 0;
- edcf->queues[7].cwmin = 0;
- edcf->queues[7].cwmax = 0;
- edcf->queues[7].txop = 0;
-
- stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
- kfree(control);
-}
-
-static void stlc45xx_tx_setup(struct stlc45xx *stlc)
-{
- struct s_lm_control *control;
- struct s_lmo_setup *setup;
- size_t len, setup_len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- setup_len = sizeof(*setup);
- len = sizeof(*control) + setup_len;
- control = kzalloc(len, GFP_KERNEL);
- setup = (struct s_lmo_setup *) (control + 1);
-
- control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
- control->length = setup_len;
- control->oid = LM_OID_SETUP;
-
- setup->flags = LM_SETUP_INFRA;
- setup->antenna = 2;
- setup->rx_align = 0;
- setup->rx_buffer = FIRMWARE_RXBUFFER_START;
- setup->rx_mtu = FIRMWARE_MTU;
- setup->frontend = 5;
- setup->timeout = 0;
- setup->truncate = 48896;
- setup->bratemask = 0xffffffff;
- setup->ref_clock = 644245094;
- setup->lpf_bandwidth = 65535;
- setup->osc_start_delay = 65535;
-
- memcpy(setup->macaddr, stlc->mac_addr, ETH_ALEN);
- memcpy(setup->bssid, stlc->bssid, ETH_ALEN);
-
- stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
- kfree(control);
-}
-
-static void stlc45xx_tx_scan(struct stlc45xx *stlc)
-{
- struct s_lm_control *control;
- struct s_lmo_scan *scan;
- size_t len, scan_len;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- scan_len = sizeof(*scan);
- len = sizeof(*control) + scan_len;
- control = kzalloc(len, GFP_KERNEL);
- scan = (struct s_lmo_scan *) (control + 1);
-
- control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
- control->length = scan_len;
- control->oid = LM_OID_SCAN;
-
- scan->flags = LM_SCAN_EXIT;
- scan->bratemask = 0x15f;
- scan->aloft[0] = 3;
- scan->aloft[1] = 3;
- scan->aloft[2] = 1;
- scan->aloft[3] = 0;
- scan->aloft[4] = 0;
- scan->aloft[5] = 0;
- scan->aloft[6] = 0;
- scan->aloft[7] = 0;
-
- memcpy(&scan->rssical, &stlc->cal_rssi[(stlc->channel - 1) *
- RSSI_CAL_LEN],
- RSSI_CAL_LEN);
- memcpy(&scan->channel, &stlc->cal_channels[(stlc->channel - 1) *
- CHANNEL_CAL_LEN],
- CHANNEL_CAL_LEN);
-
- stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
- kfree(control);
-}
-
-/*
- * caller must hold mutex
- */
-static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave)
-{
- struct ieee80211_hdr *pspoll;
- int payload_len, padding, i;
- struct s_lm_data_out *data;
- struct txbuffer *entry;
- struct sk_buff *skb;
- char *payload;
- u16 fc;
-
- skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 16);
- if (!skb) {
- stlc45xx_warning("failed to allocate pspoll frame");
- return -ENOMEM;
- }
- skb_reserve(skb, stlc->hw->extra_tx_headroom);
-
- pspoll = (struct ieee80211_hdr *) skb_put(skb, 16);
- memset(pspoll, 0, 16);
- fc = IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL;
- if (powersave)
- fc |= IEEE80211_FCTL_PM;
- pspoll->frame_control = cpu_to_le16(fc);
- pspoll->duration_id = cpu_to_le16(stlc->aid);
-
- /* aid in PS-Poll has its two MSBs each set to 1 */
- pspoll->duration_id |= cpu_to_le16(1 << 15) | cpu_to_le16(1 << 14);
-
- memcpy(pspoll->addr1, stlc->bssid, ETH_ALEN);
- memcpy(pspoll->addr2, stlc->mac_addr, ETH_ALEN);
-
- stlc45xx_debug(DEBUG_PSM, "sending PS-Poll frame to %pM (powersave %d, "
- "fc 0x%x, aid %d)", pspoll->addr1,
- powersave, fc, stlc->aid);
-
- spin_lock_bh(&stlc->tx_lock);
-
- entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
-
- spin_unlock_bh(&stlc->tx_lock);
-
- if (!entry) {
- /*
- * The queue should be stopped before the firmware buffer
- * is full, so firmware buffer should always have enough
- * space.
- *
- * But I'm too lazy and omit it for now.
- */
- if (net_ratelimit())
- stlc45xx_warning("firmware tx buffer full is full "
- "for null frame");
- return -ENOSPC;
- }
-
- payload = skb->data;
- payload_len = skb->len;
- padding = (int) (skb->data - sizeof(*data)) & 3;
- entry->header_len = sizeof(*data) + padding;
-
- entry->skb = skb;
- entry->status_needed = false;
- entry->handle = (u32) skb;
- entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
- stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
- "padding %d header_len %d)",
- entry->handle, payload, payload_len, padding,
- entry->header_len);
- stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
- data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
- memset(data, 0, entry->header_len);
-
- if (padding)
- data->flags = LM_FLAG_ALIGN;
-
- data->flags = LM_OUT_BURST;
- data->length = payload_len;
- data->handle = entry->handle;
- data->aid = 1;
- data->rts_retries = 7;
- data->retries = 7;
- data->aloft_ctrl = 0;
- data->crypt_offset = 58;
- data->keytype = 0;
- data->keylen = 0;
- data->queue = LM_QUEUE_DATA3;
- data->backlog = 32;
- data->antenna = 2;
- data->cts = 3;
- data->power = 127;
-
- for (i = 0; i < 8; i++)
- data->aloft[i] = 0;
-
- /*
- * check if there's enough space in tx buffer
- *
- * FIXME: ignored for now
- */
-
- stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len);
-
- list_add(&entry->tx_list, &stlc->tx_sent);
-
- return 0;
-}
-
-/*
- * caller must hold mutex
- *
- * shamelessly stolen from mac80211/ieee80211_send_nullfunc
- */
-static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave)
-{
- struct ieee80211_hdr *nullfunc;
- int payload_len, padding, i;
- struct s_lm_data_out *data;
- struct txbuffer *entry;
- struct sk_buff *skb;
- char *payload;
- u16 fc;
-
- skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 24);
- if (!skb) {
- stlc45xx_warning("failed to allocate buffer for null frame\n");
- return -ENOMEM;
- }
- skb_reserve(skb, stlc->hw->extra_tx_headroom);
-
- nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24);
- memset(nullfunc, 0, 24);
- fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
- IEEE80211_FCTL_TODS;
-
- if (powersave)
- fc |= IEEE80211_FCTL_PM;
-
- nullfunc->frame_control = cpu_to_le16(fc);
- memcpy(nullfunc->addr1, stlc->bssid, ETH_ALEN);
- memcpy(nullfunc->addr2, stlc->mac_addr, ETH_ALEN);
- memcpy(nullfunc->addr3, stlc->bssid, ETH_ALEN);
-
- stlc45xx_debug(DEBUG_PSM, "sending Null frame to %pM (powersave %d, "
- "fc 0x%x)", nullfunc->addr1, powersave, fc);
-
- spin_lock_bh(&stlc->tx_lock);
-
- entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
-
- spin_unlock_bh(&stlc->tx_lock);
-
- if (!entry) {
- /*
- * The queue should be stopped before the firmware buffer
- * is full, so firmware buffer should always have enough
- * space.
- *
- * But I'm too lazy and omit it for now.
- */
- if (net_ratelimit())
- stlc45xx_warning("firmware tx buffer full is full "
- "for null frame");
- return -ENOSPC;
- }
-
- payload = skb->data;
- payload_len = skb->len;
- padding = (int) (skb->data - sizeof(*data)) & 3;
- entry->header_len = sizeof(*data) + padding;
-
- entry->skb = skb;
- entry->status_needed = false;
- entry->handle = (u32) skb;
- entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
- stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
- "padding %d header_len %d)",
- entry->handle, payload, payload_len, padding,
- entry->header_len);
- stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
- data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
- memset(data, 0, entry->header_len);
-
- if (padding)
- data->flags = LM_FLAG_ALIGN;
-
- data->flags = LM_OUT_BURST;
- data->length = payload_len;
- data->handle = entry->handle;
- data->aid = 1;
- data->rts_retries = 7;
- data->retries = 7;
- data->aloft_ctrl = 0;
- data->crypt_offset = 58;
- data->keytype = 0;
- data->keylen = 0;
- data->queue = LM_QUEUE_DATA3;
- data->backlog = 32;
- data->antenna = 2;
- data->cts = 3;
- data->power = 127;
-
- for (i = 0; i < 8; i++)
- data->aloft[i] = 0;
-
- /*
- * check if there's enough space in tx buffer
- *
- * FIXME: ignored for now
- */
-
- stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len);
-
- list_add(&entry->tx_list, &stlc->tx_sent);
-
- return 0;
-}
-
-/* caller must hold mutex */
-static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable)
-{
- struct s_lm_control *control;
- struct s_lmo_psm *psm;
- size_t len, psm_len;
-
- WARN_ON(!stlc->associated);
- WARN_ON(stlc->aid < 1);
- WARN_ON(stlc->aid > 2007);
-
- psm_len = sizeof(*psm);
- len = sizeof(*control) + psm_len;
- control = kzalloc(len, GFP_KERNEL);
- psm = (struct s_lmo_psm *) (control + 1);
-
- control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
- control->length = psm_len;
- control->oid = LM_OID_PSM;
-
- if (enable)
- psm->flags |= LM_PSM;
-
- psm->aid = stlc->aid;
-
- psm->beacon_rcpi_skip_max = 60;
-
- psm->intervals[0].interval = 1;
- psm->intervals[0].periods = 1;
- psm->intervals[1].interval = 1;
- psm->intervals[1].periods = 1;
- psm->intervals[2].interval = 1;
- psm->intervals[2].periods = 1;
- psm->intervals[3].interval = 1;
- psm->intervals[3].periods = 1;
-
- psm->nr = 0;
- psm->exclude[0] = 0;
-
- stlc45xx_debug(DEBUG_PSM, "sending LM_OID_PSM (aid %d, interval %d)",
- psm->aid, psm->intervals[0].interval);
-
- stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
- kfree(control);
-}
-
-static int stlc45xx_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct stlc45xx *stlc = hw->priv;
- struct ieee80211_tx_info *info;
- struct ieee80211_rate *rate;
- int payload_len, padding, i;
- struct s_lm_data_out *data;
- struct txbuffer *entry;
- char *payload;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- spin_lock_bh(&stlc->tx_lock);
-
- entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
- if (!entry) {
- /* the queue should be stopped before the firmware buffer
- * is full, so firmware buffer should always have enough
- * space */
- if (net_ratelimit())
- stlc45xx_warning("firmware buffer full");
- spin_unlock_bh(&stlc->tx_lock);
- return NETDEV_TX_BUSY;
- }
-
- info = IEEE80211_SKB_CB(skb);
-
- payload = skb->data;
- payload_len = skb->len;
- padding = (int) (skb->data - sizeof(*data)) & 3;
- entry->header_len = sizeof(*data) + padding;
-
- entry->skb = skb;
- entry->status_needed = true;
- entry->handle = (u32) skb;
- entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
- stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
- "padding %d header_len %d)",
- entry->handle, payload, payload_len, padding,
- entry->header_len);
- stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
- data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
- memset(data, 0, entry->header_len);
-
- if (padding)
- data->flags = LM_FLAG_ALIGN;
-
- data->flags = LM_OUT_BURST;
- data->length = payload_len;
- data->handle = entry->handle;
- data->aid = 1;
- data->rts_retries = 7;
- data->retries = 7;
- data->aloft_ctrl = 0;
- data->crypt_offset = 58;
- data->keytype = 0;
- data->keylen = 0;
- data->queue = 2;
- data->backlog = 32;
- data->antenna = 2;
- data->cts = 3;
- data->power = 127;
-
- for (i = 0; i < 8; i++) {
- rate = ieee80211_get_tx_rate(stlc->hw, info);
- data->aloft[i] = rate->hw_value;
- }
-
- list_add_tail(&entry->tx_list, &stlc->tx_pending);
-
- /* check if there's enough space in tx buffer */
- if (stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) == -1) {
- stlc45xx_debug(DEBUG_QUEUE, "tx buffer full, stopping queues");
- stlc->tx_queue_stopped = 1;
- ieee80211_stop_queues(stlc->hw);
- }
-
- queue_work(stlc->hw->workqueue, &stlc->work);
-
- spin_unlock_bh(&stlc->tx_lock);
-
- return NETDEV_TX_OK;
-}
-
-static int stlc45xx_op_start(struct ieee80211_hw *hw)
-{
- struct stlc45xx *stlc = hw->priv;
- unsigned long timeout;
- int ret = 0;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- stlc->fw_state = FW_STATE_BOOTING;
- stlc->channel = 1;
-
- stlc45xx_power_on(stlc);
-
- ret = stlc45xx_upload_firmware(stlc);
- if (ret < 0) {
- stlc45xx_power_off(stlc);
- goto out_unlock;
- }
-
- stlc->tx_queue_stopped = 0;
-
- mutex_unlock(&stlc->mutex);
-
- timeout = msecs_to_jiffies(2000);
- timeout = wait_for_completion_interruptible_timeout(&stlc->fw_comp,
- timeout);
- if (!timeout) {
- stlc45xx_error("firmware boot failed");
- stlc45xx_power_off(stlc);
- ret = -1;
- goto out;
- }
-
- stlc45xx_debug(DEBUG_BOOT, "firmware booted");
-
- /* FIXME: should we take mutex just after wait_for_completion()? */
- mutex_lock(&stlc->mutex);
-
- WARN_ON(stlc->fw_state != FW_STATE_READY);
-
-out_unlock:
- mutex_unlock(&stlc->mutex);
-
-out:
- return ret;
-}
-
-static void stlc45xx_op_stop(struct ieee80211_hw *hw)
-{
- struct stlc45xx *stlc = hw->priv;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- WARN_ON(stlc->fw_state != FW_STATE_READY);
-
- stlc45xx_power_off(stlc);
-
- /* FIXME: make sure that all work_structs have completed */
-
- spin_lock_bh(&stlc->tx_lock);
- stlc45xx_flush_queues(stlc);
- spin_unlock_bh(&stlc->tx_lock);
-
- stlc->fw_state = FW_STATE_OFF;
-
- mutex_unlock(&stlc->mutex);
-}
-
-static int stlc45xx_op_add_interface(struct ieee80211_hw *hw,
- struct ieee80211_if_init_conf *conf)
-{
- struct stlc45xx *stlc = hw->priv;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- switch (conf->type) {
- case NL80211_IFTYPE_STATION:
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- memcpy(stlc->mac_addr, conf->mac_addr, ETH_ALEN);
-
- return 0;
-}
-
-static void stlc45xx_op_remove_interface(struct ieee80211_hw *hw,
- struct ieee80211_if_init_conf *conf)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-}
-
-static int stlc45xx_op_config(struct ieee80211_hw *hw, u32 changed)
-{
- struct stlc45xx *stlc = hw->priv;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- mutex_lock(&stlc->mutex);
-
- stlc->channel = hw->conf.channel->hw_value;
- stlc45xx_tx_scan(stlc);
- stlc45xx_tx_setup(stlc);
- stlc45xx_tx_edcf(stlc);
-
- if ((hw->conf.flags & IEEE80211_CONF_PS) != stlc->psm) {
- stlc->psm = hw->conf.flags & IEEE80211_CONF_PS;
- if (stlc->associated) {
- stlc45xx_tx_psm(stlc, stlc->psm);
- stlc45xx_tx_nullfunc(stlc, stlc->psm);
- }
- }
-
- mutex_unlock(&stlc->mutex);
-
- return 0;
-}
-
-static void stlc45xx_op_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed_flags,
- unsigned int *total_flags,
- int mc_count,
- struct dev_addr_list *mc_list)
-{
- *total_flags = 0;
-}
-
-static void stlc45xx_op_bss_info_changed(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_bss_conf *info,
- u32 changed)
-{
- struct stlc45xx *stlc = hw->priv;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
- mutex_lock(&stlc->mutex);
-
- memcpy(stlc->bssid, info->bssid, ETH_ALEN);
- stlc45xx_tx_setup(stlc);
-
- mutex_unlock(&stlc->mutex);
-
- if (changed & BSS_CHANGED_ASSOC) {
- stlc->associated = info->assoc;
- if (info->assoc)
- stlc->aid = info->aid;
- else
- stlc->aid = -1;
-
- if (stlc->psm) {
- stlc45xx_tx_psm(stlc, stlc->psm);
- stlc45xx_tx_nullfunc(stlc, stlc->psm);
- }
- }
-}
-
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_rate stlc45xx_rates[] = {
- { .bitrate = 10, .hw_value = 0, .hw_value_short = 0, },
- { .bitrate = 20, .hw_value = 1, .hw_value_short = 1, },
- { .bitrate = 55, .hw_value = 2, .hw_value_short = 2, },
- { .bitrate = 110, .hw_value = 3, .hw_value_short = 3, },
- { .bitrate = 60, .hw_value = 4, .hw_value_short = 4, },
- { .bitrate = 90, .hw_value = 5, .hw_value_short = 5, },
- { .bitrate = 120, .hw_value = 6, .hw_value_short = 6, },
- { .bitrate = 180, .hw_value = 7, .hw_value_short = 7, },
- { .bitrate = 240, .hw_value = 8, .hw_value_short = 8, },
- { .bitrate = 360, .hw_value = 9, .hw_value_short = 9, },
- { .bitrate = 480, .hw_value = 10, .hw_value_short = 10, },
- { .bitrate = 540, .hw_value = 11, .hw_value_short = 11, },
-};
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_channel stlc45xx_channels[] = {
- { .hw_value = 1, .center_freq = 2412},
- { .hw_value = 2, .center_freq = 2417},
- { .hw_value = 3, .center_freq = 2422},
- { .hw_value = 4, .center_freq = 2427},
- { .hw_value = 5, .center_freq = 2432},
- { .hw_value = 6, .center_freq = 2437},
- { .hw_value = 7, .center_freq = 2442},
- { .hw_value = 8, .center_freq = 2447},
- { .hw_value = 9, .center_freq = 2452},
- { .hw_value = 10, .center_freq = 2457},
- { .hw_value = 11, .center_freq = 2462},
- { .hw_value = 12, .center_freq = 2467},
- { .hw_value = 13, .center_freq = 2472},
-};
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_supported_band stlc45xx_band_2ghz = {
- .channels = stlc45xx_channels,
- .n_channels = ARRAY_SIZE(stlc45xx_channels),
- .bitrates = stlc45xx_rates,
- .n_bitrates = ARRAY_SIZE(stlc45xx_rates),
-};
-
-static const struct ieee80211_ops stlc45xx_ops = {
- .start = stlc45xx_op_start,
- .stop = stlc45xx_op_stop,
- .add_interface = stlc45xx_op_add_interface,
- .remove_interface = stlc45xx_op_remove_interface,
- .config = stlc45xx_op_config,
- .configure_filter = stlc45xx_op_configure_filter,
- .tx = stlc45xx_op_tx,
- .bss_info_changed = stlc45xx_op_bss_info_changed,
-};
-
-static int stlc45xx_register_mac80211(struct stlc45xx *stlc)
-{
- /* FIXME: SET_IEEE80211_PERM_ADDR() requires default_mac_addr
- to be non-const for some strange reason */
- static u8 default_mac_addr[ETH_ALEN] = {
- 0x00, 0x02, 0xee, 0xc0, 0xff, 0xee
- };
- int ret;
-
- SET_IEEE80211_PERM_ADDR(stlc->hw, default_mac_addr);
-
- ret = ieee80211_register_hw(stlc->hw);
- if (ret) {
- stlc45xx_error("unable to register mac80211 hw: %d", ret);
- return ret;
- }
-
- return 0;
-}
-
-static void stlc45xx_device_release(struct device *dev)
-{
-
-}
-
-static struct platform_device stlc45xx_device = {
- .name = "stlc45xx",
- .id = -1,
-
- /* device model insists to have a release function */
- .dev = {
- .release = stlc45xx_device_release,
- },
-};
-
-static int __devinit stlc45xx_probe(struct spi_device *spi)
-{
- struct stlc45xx *stlc;
- struct ieee80211_hw *hw;
- int ret;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- /* mac80211 alloc */
- hw = ieee80211_alloc_hw(sizeof(*stlc), &stlc45xx_ops);
- if (!hw) {
- stlc45xx_error("could not alloc ieee80211_hw");
- ret = -ENOMEM;
- goto out;
- }
-
- /* mac80211 clears hw->priv */
- stlc = hw->priv;
-
- stlc->hw = hw;
- dev_set_drvdata(&spi->dev, stlc);
- stlc->spi = spi;
-
- spi->bits_per_word = 16;
- spi->max_speed_hz = 24000000;
-
- ret = spi_setup(spi);
- if (ret < 0)
- stlc45xx_error("spi_setup failed");
-
- ret = gpio_request(stlc45xx_gpio_power, "stlc45xx power");
- if (ret < 0) {
- stlc45xx_error("power GPIO request failed: %d", ret);
- return ret;
- }
-
- ret = gpio_request(stlc45xx_gpio_irq, "stlc45xx irq");
- if (ret < 0) {
- stlc45xx_error("irq GPIO request failed: %d", ret);
- goto out;
- }
-
- gpio_direction_output(stlc45xx_gpio_power, 0);
- gpio_direction_input(stlc45xx_gpio_irq);
-
- ret = request_irq(gpio_to_irq(stlc45xx_gpio_irq),
- stlc45xx_interrupt, IRQF_DISABLED, "stlc45xx",
- stlc->spi);
- if (ret < 0)
- /* FIXME: handle the error */
- stlc45xx_error("request_irq() failed");
-
- set_irq_type(gpio_to_irq(stlc45xx_gpio_irq),
- IRQ_TYPE_EDGE_RISING);
-
- disable_irq(gpio_to_irq(stlc45xx_gpio_irq));
-
- ret = platform_device_register(&stlc45xx_device);
- if (ret) {
- stlc45xx_error("Couldn't register wlan_omap device.");
- return ret;
- }
- dev_set_drvdata(&stlc45xx_device.dev, stlc);
-
- INIT_WORK(&stlc->work, stlc45xx_work);
- INIT_WORK(&stlc->work_reset, stlc45xx_work_reset);
- INIT_DELAYED_WORK(&stlc->work_tx_timeout, stlc45xx_work_tx_timeout);
- mutex_init(&stlc->mutex);
- init_completion(&stlc->fw_comp);
- spin_lock_init(&stlc->tx_lock);
- INIT_LIST_HEAD(&stlc->txbuffer);
- INIT_LIST_HEAD(&stlc->tx_pending);
- INIT_LIST_HEAD(&stlc->tx_sent);
-
- hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SIGNAL_DBM |
- IEEE80211_HW_NOISE_DBM;
- /* four bytes for padding */
- hw->extra_tx_headroom = sizeof(struct s_lm_data_out) + 4;
-
- /* unit us */
- hw->channel_change_time = 1000;
-
- hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
- hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &stlc45xx_band_2ghz;
-
- SET_IEEE80211_DEV(hw, &spi->dev);
-
- BUILD_BUG_ON(sizeof(default_cal_rssi) != RSSI_CAL_ARRAY_LEN);
- BUILD_BUG_ON(sizeof(default_cal_channels) != CHANNEL_CAL_ARRAY_LEN);
-
- stlc->cal_rssi = kmemdup(default_cal_rssi, RSSI_CAL_ARRAY_LEN,
- GFP_KERNEL);
- stlc->cal_channels = kmemdup(default_cal_channels,
- CHANNEL_CAL_ARRAY_LEN,
- GFP_KERNEL);
-
- ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_rssi);
- if (ret < 0) {
- stlc45xx_error("failed to create sysfs file cal_rssi");
- goto out;
- }
-
- ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_channels);
- if (ret < 0) {
- stlc45xx_error("failed to create sysfs file cal_channels");
- goto out;
- }
-
- ret = device_create_file(&stlc45xx_device.dev, &dev_attr_tx_buf);
- if (ret < 0) {
- stlc45xx_error("failed to create sysfs file tx_buf");
- goto out;
- }
-
- ret = stlc45xx_register_mac80211(stlc);
- if (ret < 0)
- goto out;
-
- stlc45xx_info("v" DRIVER_VERSION " loaded");
-
- stlc45xx_info("config buffer 0x%x-0x%x",
- FIRMWARE_CONFIG_START, FIRMWARE_CONFIG_END);
- stlc45xx_info("tx 0x%x-0x%x, rx 0x%x-0x%x",
- FIRMWARE_TXBUFFER_START, FIRMWARE_TXBUFFER_END,
- FIRMWARE_RXBUFFER_START, FIRMWARE_RXBUFFER_END);
-
-out:
- return ret;
-}
-
-static int __devexit stlc45xx_remove(struct spi_device *spi)
-{
- struct stlc45xx *stlc = dev_get_drvdata(&spi->dev);
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- platform_device_unregister(&stlc45xx_device);
-
- ieee80211_unregister_hw(stlc->hw);
-
- free_irq(gpio_to_irq(stlc45xx_gpio_irq), spi);
-
- gpio_free(stlc45xx_gpio_power);
- gpio_free(stlc45xx_gpio_irq);
-
- /* FIXME: free cal_channels and cal_rssi? */
-
- kfree(stlc->fw);
-
- mutex_destroy(&stlc->mutex);
-
- /* frees also stlc */
- ieee80211_free_hw(stlc->hw);
- stlc = NULL;
-
- return 0;
-}
-
-
-static struct spi_driver stlc45xx_spi_driver = {
- .driver = {
- /* use cx3110x name because board-n800.c uses that for the
- * SPI port */
- .name = "cx3110x",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
- },
-
- .probe = stlc45xx_probe,
- .remove = __devexit_p(stlc45xx_remove),
-};
-
-static int __init stlc45xx_init(void)
-{
- int ret;
-
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- ret = spi_register_driver(&stlc45xx_spi_driver);
- if (ret < 0) {
- stlc45xx_error("failed to register SPI driver: %d", ret);
- goto out;
- }
-
-out:
- return ret;
-}
-
-static void __exit stlc45xx_exit(void)
-{
- stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
- spi_unregister_driver(&stlc45xx_spi_driver);
-
- stlc45xx_info("unloaded");
-}
-
-module_init(stlc45xx_init);
-module_exit(stlc45xx_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>");
-MODULE_ALIAS("spi:cx3110x");
diff --git a/drivers/staging/stlc45xx/stlc45xx.h b/drivers/staging/stlc45xx/stlc45xx.h
deleted file mode 100644
index ac96bbbde79..00000000000
--- a/drivers/staging/stlc45xx/stlc45xx.h
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * This file is part of stlc45xx
- *
- * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- *
- * Contact: Kalle Valo <kalle.valo@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/mutex.h>
-#include <linux/list.h>
-#include <net/mac80211.h>
-
-#include "stlc45xx_lmac.h"
-
-#define DRIVER_NAME "stlc45xx"
-#define DRIVER_VERSION "0.1.3"
-
-#define DRIVER_PREFIX DRIVER_NAME ": "
-
-enum {
- DEBUG_NONE = 0,
- DEBUG_FUNC = 1 << 0,
- DEBUG_IRQ = 1 << 1,
- DEBUG_BH = 1 << 2,
- DEBUG_RX = 1 << 3,
- DEBUG_RX_CONTENT = 1 << 5,
- DEBUG_TX = 1 << 6,
- DEBUG_TX_CONTENT = 1 << 8,
- DEBUG_TXBUFFER = 1 << 9,
- DEBUG_QUEUE = 1 << 10,
- DEBUG_BOOT = 1 << 11,
- DEBUG_PSM = 1 << 12,
- DEBUG_ALL = ~0,
-};
-
-#define DEBUG_LEVEL DEBUG_NONE
-/* #define DEBUG_LEVEL DEBUG_ALL */
-/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_RX | DEBUG_IRQ) */
-/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_MEMREGION | DEBUG_QUEUE) */
-/* #define DEBUG_LEVEL (DEBUG_MEMREGION | DEBUG_QUEUE) */
-
-#define stlc45xx_error(fmt, arg...) \
- printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
-
-#define stlc45xx_warning(fmt, arg...) \
- printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
-
-#define stlc45xx_info(fmt, arg...) \
- printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
-
-#define stlc45xx_debug(level, fmt, arg...) \
- do { \
- if (level & DEBUG_LEVEL) \
- printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
- } while (0)
-
-#define stlc45xx_dump(level, buf, len) \
- do { \
- if (level & DEBUG_LEVEL) \
- print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, \
- 16, 1, buf, len, 1); \
- } while (0)
-
-#define MAC2STR(a) ((a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5])
-#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
-
-/* Bit 15 is read/write bit; ON = READ, OFF = WRITE */
-#define ADDR_READ_BIT_15 0x8000
-
-#define SPI_ADRS_ARM_INTERRUPTS 0x00
-#define SPI_ADRS_ARM_INT_EN 0x04
-
-#define SPI_ADRS_HOST_INTERRUPTS 0x08
-#define SPI_ADRS_HOST_INT_EN 0x0c
-#define SPI_ADRS_HOST_INT_ACK 0x10
-
-#define SPI_ADRS_GEN_PURP_1 0x14
-#define SPI_ADRS_GEN_PURP_2 0x18
-
-/* high word */
-#define SPI_ADRS_DEV_CTRL_STAT 0x26
-
-#define SPI_ADRS_DMA_DATA 0x28
-
-#define SPI_ADRS_DMA_WRITE_CTRL 0x2c
-#define SPI_ADRS_DMA_WRITE_LEN 0x2e
-#define SPI_ADRS_DMA_WRITE_BASE 0x30
-
-#define SPI_ADRS_DMA_READ_CTRL 0x34
-#define SPI_ADRS_DMA_READ_LEN 0x36
-#define SPI_ADRS_DMA_READ_BASE 0x38
-
-#define SPI_CTRL_STAT_HOST_OVERRIDE 0x8000
-#define SPI_CTRL_STAT_START_HALTED 0x4000
-#define SPI_CTRL_STAT_RAM_BOOT 0x2000
-#define SPI_CTRL_STAT_HOST_RESET 0x1000
-#define SPI_CTRL_STAT_HOST_CPU_EN 0x0800
-
-#define SPI_DMA_WRITE_CTRL_ENABLE 0x0001
-#define SPI_DMA_READ_CTRL_ENABLE 0x0001
-#define HOST_ALLOWED (1 << 7)
-
-#define FIRMWARE_ADDRESS 0x20000
-
-#define SPI_TIMEOUT 100 /* msec */
-
-#define SPI_MAX_TX_PACKETS 32
-
-#define SPI_MAX_PACKET_SIZE 32767
-
-#define SPI_TARGET_INT_WAKEUP 0x00000001
-#define SPI_TARGET_INT_SLEEP 0x00000002
-#define SPI_TARGET_INT_RDDONE 0x00000004
-
-#define SPI_TARGET_INT_CTS 0x00004000
-#define SPI_TARGET_INT_DR 0x00008000
-
-#define SPI_HOST_INT_READY 0x00000001
-#define SPI_HOST_INT_WR_READY 0x00000002
-#define SPI_HOST_INT_SW_UPDATE 0x00000004
-#define SPI_HOST_INT_UPDATE 0x10000000
-
-/* clear to send */
-#define SPI_HOST_INT_CTS 0x00004000
-
-/* data ready */
-#define SPI_HOST_INT_DR 0x00008000
-
-#define SPI_HOST_INTS_DEFAULT \
- (SPI_HOST_INT_READY | SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE)
-
-#define TARGET_BOOT_SLEEP 50
-
-/* The firmware buffer is divided into three areas:
- *
- * o config area (for control commands)
- * o tx buffer
- * o rx buffer
- */
-#define FIRMWARE_BUFFER_START 0x20200
-#define FIRMWARE_BUFFER_END 0x27c60
-#define FIRMWARE_BUFFER_LEN (FIRMWARE_BUFFER_END - FIRMWARE_BUFFER_START)
-#define FIRMWARE_MTU 3240
-#define FIRMWARE_CONFIG_PAYLOAD_LEN 1024
-#define FIRMWARE_CONFIG_START FIRMWARE_BUFFER_START
-#define FIRMWARE_CONFIG_LEN (sizeof(struct s_lm_control) + \
- FIRMWARE_CONFIG_PAYLOAD_LEN)
-#define FIRMWARE_CONFIG_END (FIRMWARE_CONFIG_START + FIRMWARE_CONFIG_LEN - 1)
-#define FIRMWARE_RXBUFFER_LEN (5 * FIRMWARE_MTU + 1024)
-#define FIRMWARE_RXBUFFER_START (FIRMWARE_BUFFER_END - FIRMWARE_RXBUFFER_LEN)
-#define FIRMWARE_RXBUFFER_END (FIRMWARE_RXBUFFER_START + \
- FIRMWARE_RXBUFFER_LEN - 1)
-#define FIRMWARE_TXBUFFER_START (FIRMWARE_BUFFER_START + FIRMWARE_CONFIG_LEN)
-#define FIRMWARE_TXBUFFER_LEN (FIRMWARE_BUFFER_LEN - FIRMWARE_CONFIG_LEN - \
- FIRMWARE_RXBUFFER_LEN)
-#define FIRMWARE_TXBUFFER_END (FIRMWARE_TXBUFFER_START + \
- FIRMWARE_TXBUFFER_LEN - 1)
-
-#define FIRMWARE_TXBUFFER_HEADER 100
-#define FIRMWARE_TXBUFFER_TRAILER 4
-
-/* FIXME: come up with a proper value */
-#define MAX_FRAME_LEN 2500
-
-/* unit is ms */
-#define TX_FRAME_LIFETIME 2000
-#define TX_TIMEOUT 4000
-
-#define SUPPORTED_CHANNELS 13
-
-/* FIXME */
-/* #define CHANNEL_CAL_LEN offsetof(struct s_lmo_scan, bratemask) - \ */
-/* offsetof(struct s_lmo_scan, channel) */
-#define CHANNEL_CAL_LEN 292
-#define CHANNEL_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * CHANNEL_CAL_LEN)
-/* FIXME */
-/* #define RSSI_CAL_LEN sizeof(struct s_lmo_scan) - \ */
-/* offsetof(struct s_lmo_scan, rssical) */
-#define RSSI_CAL_LEN 8
-#define RSSI_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * RSSI_CAL_LEN)
-
-struct s_dma_regs {
- unsigned short cmd;
- unsigned short len;
- unsigned long addr;
-};
-
-struct stlc45xx_ie_tim {
- u8 dtim_count;
- u8 dtim_period;
- u8 bmap_control;
- u8 pvbmap[251];
-};
-
-struct txbuffer {
- /* can be removed when switched to skb queue */
- struct list_head tx_list;
-
- struct list_head buffer_list;
-
- int start;
- int frame_start;
- int end;
-
- struct sk_buff *skb;
- u32 handle;
-
- bool status_needed;
-
- int header_len;
-
- /* unit jiffies */
- unsigned long lifetime;
-};
-
-enum fw_state {
- FW_STATE_OFF,
- FW_STATE_BOOTING,
- FW_STATE_READY,
- FW_STATE_RESET,
- FW_STATE_RESETTING,
-};
-
-struct stlc45xx {
- struct ieee80211_hw *hw;
- struct spi_device *spi;
- struct work_struct work;
- struct work_struct work_reset;
- struct delayed_work work_tx_timeout;
- struct mutex mutex;
- struct completion fw_comp;
-
-
- u8 bssid[ETH_ALEN];
- u8 mac_addr[ETH_ALEN];
- int channel;
-
- u8 *cal_rssi;
- u8 *cal_channels;
-
- enum fw_state fw_state;
-
- spinlock_t tx_lock;
-
- /* protected by tx_lock */
- struct list_head txbuffer;
-
- /* protected by tx_lock */
- struct list_head tx_pending;
-
- /* protected by tx_lock */
- int tx_queue_stopped;
-
- /* protected by mutex */
- struct list_head tx_sent;
-
- int tx_frames;
-
- u8 *fw;
- int fw_len;
-
- bool psm;
- bool associated;
- int aid;
- bool pspolling;
-};
-
-
diff --git a/drivers/staging/stlc45xx/stlc45xx_lmac.h b/drivers/staging/stlc45xx/stlc45xx_lmac.h
deleted file mode 100644
index af5db801347..00000000000
--- a/drivers/staging/stlc45xx/stlc45xx_lmac.h
+++ /dev/null
@@ -1,434 +0,0 @@
-/************************************************************************
-* This is the LMAC API interface header file for STLC4560. *
-* Copyright (C) 2007 Conexant Systems, Inc. *
-* This program is free software; you can redistribute it and/or *
-* modify it under the terms of the GNU General Public License *
-* as published by the Free Software Foundation; either version 2 *
-* of the License, or (at your option) any later version. *
-* *
-* This program is distributed in the hope that it will be useful, *
-* but WITHOUT ANY WARRANTY; without even the implied warranty of *
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
-* GNU General Public License for more details. *
-* *
-* You should have received a copy of the GNU General Public License *
-* along with this program. If not, see <http://www.gnu.org/licenses/>.*
-*************************************************************************/
-
-#ifndef __lmac_h__
-#define __lmac_h__
-
-#define LM_TOP_VARIANT 0x0506
-#define LM_BOTTOM_VARIANT 0x0506
-
-/*
- * LMAC - UMAC interface definition:
- */
-
-#define LM_FLAG_CONTROL 0x8000
-#define LM_FLAG_ALIGN 0x4000
-
-#define LM_CTRL_OPSET 0x0001
-
-#define LM_OUT_PROMISC 0x0001
-#define LM_OUT_TIMESTAMP 0x0002
-#define LM_OUT_SEQNR 0x0004
-#define LM_OUT_BURST 0x0010
-#define LM_OUT_NOCANCEL 0x0020
-#define LM_OUT_CLEARTIM 0x0040
-#define LM_OUT_HITCHHIKE 0x0080
-#define LM_OUT_COMPRESS 0x0100
-#define LM_OUT_CONCAT 0x0200
-#define LM_OUT_PCS_ACCEPT 0x0400
-#define LM_OUT_WAITEOSP 0x0800
-
-
-#define LM_ALOFT_SP 0x10
-#define LM_ALOFT_CTS 0x20
-#define LM_ALOFT_RTS 0x40
-#define LM_ALOFT_MASK 0x1f
-#define LM_ALOFT_RATE 0x0f
-
-#define LM_IN_FCS_GOOD 0x0001
-#define LM_IN_MATCH_MAC 0x0002
-#define LM_IN_MCBC 0x0004
-#define LM_IN_BEACON 0x0008
-#define LM_IN_MATCH_BSS 0x0010
-#define LM_IN_BCAST_BSS 0x0020
-#define LM_IN_DATA 0x0040
-#define LM_IN_TRUNCATED 0x0080
-
-#define LM_IN_TRANSPARENT 0x0200
-
-#define LM_QUEUE_BEACON 0
-#define LM_QUEUE_SCAN 1
-#define LM_QUEUE_MGT 2
-#define LM_QUEUE_MCBC 3
-#define LM_QUEUE_DATA 4
-#define LM_QUEUE_DATA0 4
-#define LM_QUEUE_DATA1 5
-#define LM_QUEUE_DATA2 6
-#define LM_QUEUE_DATA3 7
-
-#define LM_SETUP_INFRA 0x0001
-#define LM_SETUP_IBSS 0x0002
-#define LM_SETUP_TRANSPARENT 0x0008
-#define LM_SETUP_PROMISCUOUS 0x0010
-#define LM_SETUP_HIBERNATE 0x0020
-#define LM_SETUP_NOACK 0x0040
-#define LM_SETUP_RX_DISABLED 0x0080
-
-#define LM_ANTENNA_0 0
-#define LM_ANTENNA_1 1
-#define LM_ANTENNA_DIVERSITY 2
-
-#define LM_TX_FAILED 0x0001
-#define LM_TX_PSM 0x0002
-#define LM_TX_PSM_CANCELLED 0x0004
-
-#define LM_SCAN_EXIT 0x0001
-#define LM_SCAN_TRAP 0x0002
-#define LM_SCAN_ACTIVE 0x0004
-#define LM_SCAN_FILTER 0x0008
-
-#define LM_PSM 0x0001
-#define LM_PSM_DTIM 0x0002
-#define LM_PSM_MCBC 0x0004
-#define LM_PSM_CHECKSUM 0x0008
-#define LM_PSM_SKIP_MORE_DATA 0x0010
-#define LM_PSM_BEACON_TIMEOUT 0x0020
-#define LM_PSM_HFOSLEEP 0x0040
-#define LM_PSM_AUTOSWITCH_SLEEP 0x0080
-#define LM_PSM_LPIT 0x0100
-#define LM_PSM_BF_UCAST_SKIP 0x0200
-#define LM_PSM_BF_MCAST_SKIP 0x0400
-
-/* hfosleep */
-#define LM_PSM_SLEEP_OPTION_MASK (LM_PSM_AUTOSWITCH_SLEEP | LM_PSM_HFOSLEEP)
-#define LM_PSM_SLEEP_OPTION_SHIFT 6
-/* hfosleepend */
-#define LM_PSM_BF_OPTION_MASK (LM_PSM_BF_MCAST_SKIP | LM_PSM_BF_UCAST_SKIP)
-#define LM_PSM_BF_OPTION_SHIFT 9
-
-
-#define LM_PRIVACC_WEP 0x01
-#define LM_PRIVACC_TKIP 0x02
-#define LM_PRIVACC_MICHAEL 0x04
-#define LM_PRIVACC_CCX_KP 0x08
-#define LM_PRIVACC_CCX_MIC 0x10
-#define LM_PRIVACC_AES_CCMP 0x20
-
-/* size of s_lm_descr in words */
-#define LM_DESCR_SIZE_WORDS 11
-
-#ifndef __ASSEMBLER__
-
-enum {
- LM_MODE_CLIENT = 0,
- LM_MODE_AP
-};
-
-struct s_lm_descr {
- uint16_t modes;
- uint16_t flags;
- uint32_t buffer_start;
- uint32_t buffer_end;
- uint8_t header;
- uint8_t trailer;
- uint8_t tx_queues;
- uint8_t tx_depth;
- uint8_t privacy;
- uint8_t rx_keycache;
- uint8_t tim_size;
- uint8_t pad1;
- uint8_t rates[16];
- uint32_t link;
- uint16_t mtu;
-};
-
-
-struct s_lm_control {
- uint16_t flags;
- uint16_t length;
- uint32_t handle;
- uint16_t oid;
- uint16_t pad;
- /* uint8_t data[]; */
-};
-
-enum {
- LM_PRIV_NONE = 0,
- LM_PRIV_WEP,
- LM_PRIV_TKIP,
- LM_PRIV_TKIPMICHAEL,
- LM_PRIV_CCX_WEPMIC,
- LM_PRIV_CCX_KPMIC,
- LM_PRIV_CCX_KP,
- LM_PRIV_AES_CCMP
-};
-
-enum {
- LM_DECRYPT_NONE,
- LM_DECRYPT_OK,
- LM_DECRYPT_NOKEY,
- LM_DECRYPT_NOMICHAEL,
- LM_DECRYPT_NOCKIPMIC,
- LM_DECRYPT_FAIL_WEP,
- LM_DECRYPT_FAIL_TKIP,
- LM_DECRYPT_FAIL_MICHAEL,
- LM_DECRYPT_FAIL_CKIPKP,
- LM_DECRYPT_FAIL_CKIPMIC,
- LM_DECRYPT_FAIL_AESCCMP
-};
-
-struct s_lm_data_out {
- uint16_t flags;
- uint16_t length;
- uint32_t handle;
- uint16_t aid;
- uint8_t rts_retries;
- uint8_t retries;
- uint8_t aloft[8];
- uint8_t aloft_ctrl;
- uint8_t crypt_offset;
- uint8_t keytype;
- uint8_t keylen;
- uint8_t key[16];
- uint8_t queue;
- uint8_t backlog;
- uint16_t durations[4];
- uint8_t antenna;
- uint8_t cts;
- int16_t power;
- uint8_t pad[2];
- /*uint8_t data[];*/
-};
-
-#define LM_RCPI_INVALID (0xff)
-
-struct s_lm_data_in {
- uint16_t flags;
- uint16_t length;
- uint16_t frequency;
- uint8_t antenna;
- uint8_t rate;
- uint8_t rcpi;
- uint8_t sq;
- uint8_t decrypt;
- uint8_t rssi_raw;
- uint32_t clock[2];
- /*uint8_t data[];*/
-};
-
-union u_lm_data {
- struct s_lm_data_out out;
- struct s_lm_data_in in;
-};
-
-enum {
- LM_OID_SETUP = 0,
- LM_OID_SCAN = 1,
- LM_OID_TRAP = 2,
- LM_OID_EDCF = 3,
- LM_OID_KEYCACHE = 4,
- LM_OID_PSM = 6,
- LM_OID_TXCANCEL = 7,
- LM_OID_TX = 8,
- LM_OID_BURST = 9,
- LM_OID_STATS = 10,
- LM_OID_LED = 13,
- LM_OID_TIMER = 15,
- LM_OID_NAV = 20,
- LM_OID_PCS = 22,
- LM_OID_BT_BALANCER = 28,
- LM_OID_GROUP_ADDRESS_TABLE = 30,
- LM_OID_ARPTABLE = 31,
- LM_OID_BT_OPTIONS = 35
-};
-
-enum {
- LM_FRONTEND_UNKNOWN = 0,
- LM_FRONTEND_DUETTE3,
- LM_FRONTEND_DUETTE2,
- LM_FRONTEND_FRISBEE,
- LM_FRONTEND_CROSSBOW,
- LM_FRONTEND_LONGBOW
-};
-
-
-#define INVALID_LPF_BANDWIDTH 0xffff
-#define INVALID_OSC_START_DELAY 0xffff
-
-struct s_lmo_setup {
- uint16_t flags;
- uint8_t macaddr[6];
- uint8_t bssid[6];
- uint8_t antenna;
- uint8_t rx_align;
- uint32_t rx_buffer;
- uint16_t rx_mtu;
- uint16_t frontend;
- uint16_t timeout;
- uint16_t truncate;
- uint32_t bratemask;
- uint8_t sbss_offset;
- uint8_t mcast_window;
- uint8_t rx_rssi_threshold;
- uint8_t rx_ed_threshold;
- uint32_t ref_clock;
- uint16_t lpf_bandwidth;
- uint16_t osc_start_delay;
-};
-
-
-struct s_lmo_scan {
- uint16_t flags;
- uint16_t dwell;
- uint8_t channel[292];
- uint32_t bratemask;
- uint8_t aloft[8];
- uint8_t rssical[8];
-};
-
-
-enum {
- LM_TRAP_SCAN = 0,
- LM_TRAP_TIMER,
- LM_TRAP_BEACON_TX,
- LM_TRAP_FAA_RADIO_ON,
- LM_TRAP_FAA_RADIO_OFF,
- LM_TRAP_RADAR,
- LM_TRAP_NO_BEACON,
- LM_TRAP_TBTT,
- LM_TRAP_SCO_ENTER,
- LM_TRAP_SCO_EXIT
-};
-
-struct s_lmo_trap {
- uint16_t event;
- uint16_t frequency;
-};
-
-struct s_lmo_timer {
- uint32_t interval;
-};
-
-struct s_lmo_nav {
- uint32_t period;
-};
-
-
-struct s_lmo_edcf_queue;
-
-struct s_lmo_edcf {
- uint8_t flags;
- uint8_t slottime;
- uint8_t sifs;
- uint8_t eofpad;
- struct s_lmo_edcf_queue {
- uint8_t aifs;
- uint8_t pad0;
- uint16_t cwmin;
- uint16_t cwmax;
- uint16_t txop;
- } queues[8];
- uint8_t mapping[4];
- uint16_t maxburst;
- uint16_t round_trip_delay;
-};
-
-struct s_lmo_keycache {
- uint8_t entry;
- uint8_t keyid;
- uint8_t address[6];
- uint8_t pad[2];
- uint8_t keytype;
- uint8_t keylen;
- uint8_t key[24];
-};
-
-
-struct s_lm_interval;
-
-struct s_lmo_psm {
- uint16_t flags;
- uint16_t aid;
- struct s_lm_interval {
- uint16_t interval;
- uint16_t periods;
- } intervals[4];
- /* uint16_t pad; */
- uint8_t beacon_rcpi_skip_max;
- uint8_t rcpi_delta_threshold;
- uint8_t nr;
- uint8_t exclude[1];
-};
-
-#define MC_FILTER_ADDRESS_NUM 4
-
-struct s_lmo_group_address_table {
- uint16_t filter_enable;
- uint16_t num_address;
- uint8_t macaddr_list[MC_FILTER_ADDRESS_NUM][6];
-};
-
-struct s_lmo_txcancel {
- uint32_t address[1];
-};
-
-
-struct s_lmo_tx {
- uint8_t flags;
- uint8_t retries;
- uint8_t rcpi;
- uint8_t sq;
- uint16_t seqctrl;
- uint8_t antenna;
- uint8_t pad;
-};
-
-struct s_lmo_burst {
- uint8_t flags;
- uint8_t queue;
- uint8_t backlog;
- uint8_t pad;
- uint16_t durations[32];
-};
-
-struct s_lmo_stats {
- uint32_t valid;
- uint32_t fcs;
- uint32_t abort;
- uint32_t phyabort;
- uint32_t rts_success;
- uint32_t rts_fail;
- uint32_t timestamp;
- uint32_t time_tx;
- uint32_t noisefloor;
- uint32_t sample_noise[8];
- uint32_t sample_cca;
- uint32_t sample_tx;
-};
-
-
-struct s_lmo_led {
- uint16_t flags;
- uint16_t mask[2];
- uint16_t delay/*[2]*/;
-};
-
-
-struct s_lmo_bt_balancer {
- uint16_t prio_thresh;
- uint16_t acl_thresh;
-};
-
-
-struct s_lmo_arp_table {
- uint16_t filter_enable;
- uint32_t ipaddr;
-};
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* __lmac_h__ */
diff --git a/drivers/staging/vme/bridges/vme_ca91cx42.c b/drivers/staging/vme/bridges/vme_ca91cx42.c
index 3d2a84c4582..e139eaeaa17 100644
--- a/drivers/staging/vme/bridges/vme_ca91cx42.c
+++ b/drivers/staging/vme/bridges/vme_ca91cx42.c
@@ -25,6 +25,7 @@
#include <linux/poll.h>
#include <linux/interrupt.h>
#include <linux/spinlock.h>
+#include <linux/sched.h>
#include <asm/time.h>
#include <asm/io.h>
#include <asm/uaccess.h>
diff --git a/drivers/staging/vme/bridges/vme_tsi148.c b/drivers/staging/vme/bridges/vme_tsi148.c
index 8960fa9ee7a..00fe0803c21 100644
--- a/drivers/staging/vme/bridges/vme_tsi148.c
+++ b/drivers/staging/vme/bridges/vme_tsi148.c
@@ -25,6 +25,7 @@
#include <linux/dma-mapping.h>
#include <linux/interrupt.h>
#include <linux/spinlock.h>
+#include <linux/sched.h>
#include <asm/time.h>
#include <asm/io.h>
#include <asm/uaccess.h>
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 7f96bcaf1c6..05186110c02 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -1332,7 +1332,6 @@ device_release_WPADEV(pDevice);
free_netdev(pDevice->dev);
}
- kfree(pDevice);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_disconnect3.. \n");
}
diff --git a/drivers/staging/winbond/Kconfig b/drivers/staging/winbond/Kconfig
index 940460c39f3..132671d96d0 100644
--- a/drivers/staging/winbond/Kconfig
+++ b/drivers/staging/winbond/Kconfig
@@ -1,6 +1,6 @@
config W35UND
tristate "IS89C35 WLAN USB driver"
- depends on MAC80211 && WLAN_80211 && USB && EXPERIMENTAL
+ depends on MAC80211 && WLAN && USB && EXPERIMENTAL
default n
---help---
This is highly experimental driver for Winbond WIFI card.
diff --git a/drivers/staging/wlan-ng/Kconfig b/drivers/staging/wlan-ng/Kconfig
index 9959b658c8c..f44294b0d8d 100644
--- a/drivers/staging/wlan-ng/Kconfig
+++ b/drivers/staging/wlan-ng/Kconfig
@@ -1,6 +1,6 @@
config PRISM2_USB
tristate "Prism2.5/3 USB driver"
- depends on WLAN_80211 && USB && WIRELESS_EXT
+ depends on WLAN && USB && WIRELESS_EXT
default n
---help---
This is the wlan-ng prism 2.5/3 USB driver for a wide range of
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 33351312327..a18e3c5dd82 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -223,6 +223,7 @@ config USB_OTG
config USB_GADGET_PXA25X
boolean "PXA 25x or IXP 4xx"
depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX
+ select USB_OTG_UTILS
help
Intel's PXA 25x series XScale ARM-5TE processors include
an integrated full speed USB 1.1 device controller. The
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index f37de283d0a..167cb2a8ece 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -61,11 +61,6 @@
* simpler, Microsoft pushes their own approach: RNDIS. The published
* RNDIS specs are ambiguous and appear to be incomplete, and are also
* needlessly complex. They borrow more from CDC ACM than CDC ECM.
- *
- * While CDC ECM, CDC Subset, and RNDIS are designed to extend the ethernet
- * interface to the target, CDC EEM was designed to use ethernet over the USB
- * link between the host and target. CDC EEM is implemented as an alternative
- * to those other protocols when that communication model is more appropriate
*/
#define DRIVER_DESC "Ethernet Gadget"
@@ -157,8 +152,8 @@ static inline bool has_rndis(void)
#define RNDIS_PRODUCT_NUM 0xa4a2 /* Ethernet/RNDIS Gadget */
/* For EEM gadgets */
-#define EEM_VENDOR_NUM 0x0525 /* INVALID - NEEDS TO BE ALLOCATED */
-#define EEM_PRODUCT_NUM 0xa4a1 /* INVALID - NEEDS TO BE ALLOCATED */
+#define EEM_VENDOR_NUM 0x1d6b /* Linux Foundation */
+#define EEM_PRODUCT_NUM 0x0102 /* EEM Gadget */
/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index 42a74b8a0bb..fa3d142ba64 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -2139,7 +2139,7 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count,
static void fsl_udc_release(struct device *dev)
{
complete(udc_controller->done);
- dma_free_coherent(dev, udc_controller->ep_qh_size,
+ dma_free_coherent(dev->parent, udc_controller->ep_qh_size,
udc_controller->ep_qh, udc_controller->ep_qh_dma);
kfree(udc_controller);
}
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index 3efa59b1804..b25cdea93a1 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1400,6 +1400,10 @@ iso_stream_schedule (
goto fail;
}
+ period = urb->interval;
+ if (!stream->highspeed)
+ period <<= 3;
+
now = ehci_readl(ehci, &ehci->regs->frame_index) % mod;
/* when's the last uframe this urb could start? */
@@ -1417,8 +1421,8 @@ iso_stream_schedule (
/* Fell behind (by up to twice the slop amount)? */
if (start >= max - 2 * 8 * SCHEDULE_SLOP)
- start += stream->interval * DIV_ROUND_UP(
- max - start, stream->interval) - mod;
+ start += period * DIV_ROUND_UP(
+ max - start, period) - mod;
/* Tried to schedule too far into the future? */
if (unlikely((start + sched->span) >= max)) {
@@ -1441,10 +1445,6 @@ iso_stream_schedule (
/* NOTE: assumes URB_ISO_ASAP, to limit complexity/bugs */
- period = urb->interval;
- if (!stream->highspeed)
- period <<= 3;
-
/* find a uframe slot with enough bandwidth */
for (; start < (stream->next_uframe + period); start++) {
int enough_space;
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 23cf3bde476..83b5f9cea85 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -475,4 +475,4 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI)
quirk_usb_handoff_xhci(pdev);
}
-DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);
+DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 749b5374282..e33d3625635 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1003,19 +1003,20 @@ static void r8a66597_check_syssts(struct r8a66597 *r8a66597, int port,
if (syssts == SE0) {
r8a66597_write(r8a66597, ~ATTCH, get_intsts_reg(port));
r8a66597_bset(r8a66597, ATTCHE, get_intenb_reg(port));
- return;
- }
+ } else {
+ if (syssts == FS_JSTS)
+ r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port));
+ else if (syssts == LS_JSTS)
+ r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port));
- if (syssts == FS_JSTS)
- r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port));
- else if (syssts == LS_JSTS)
- r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port));
+ r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port));
+ r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port));
- r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port));
- r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port));
+ if (r8a66597->bus_suspended)
+ usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597));
+ }
- if (r8a66597->bus_suspended)
- usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597));
+ usb_hcd_poll_rh_status(r8a66597_to_hcd(r8a66597));
}
/* this function must be called with interrupt disabled */
@@ -1024,6 +1025,8 @@ static void r8a66597_usb_connect(struct r8a66597 *r8a66597, int port)
u16 speed = get_rh_usb_speed(r8a66597, port);
struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
+ rh->port &= ~((1 << USB_PORT_FEAT_HIGHSPEED) |
+ (1 << USB_PORT_FEAT_LOWSPEED));
if (speed == HSMODE)
rh->port |= (1 << USB_PORT_FEAT_HIGHSPEED);
else if (speed == LSMODE)
diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c
index c632437c764..562eba10881 100644
--- a/drivers/usb/host/whci/asl.c
+++ b/drivers/usb/host/whci/asl.c
@@ -115,6 +115,10 @@ static uint32_t process_qset(struct whc *whc, struct whc_qset *qset)
if (status & QTD_STS_HALTED) {
/* Ug, an error. */
process_halted_qtd(whc, qset, td);
+ /* A halted qTD always triggers an update
+ because the qset was either removed or
+ reactivated. */
+ update |= WHC_UPDATE_UPDATED;
goto done;
}
@@ -305,6 +309,7 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
struct whc_urb *wurb = urb->hcpriv;
struct whc_qset *qset = wurb->qset;
struct whc_std *std, *t;
+ bool has_qtd = false;
int ret;
unsigned long flags;
@@ -315,17 +320,21 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
goto out;
list_for_each_entry_safe(std, t, &qset->stds, list_node) {
- if (std->urb == urb)
+ if (std->urb == urb) {
+ if (std->qtd)
+ has_qtd = true;
qset_free_std(whc, std);
- else
+ } else
std->qtd = NULL; /* so this std is re-added when the qset is */
}
- asl_qset_remove(whc, qset);
- wurb->status = status;
- wurb->is_async = true;
- queue_work(whc->workqueue, &wurb->dequeue_work);
-
+ if (has_qtd) {
+ asl_qset_remove(whc, qset);
+ wurb->status = status;
+ wurb->is_async = true;
+ queue_work(whc->workqueue, &wurb->dequeue_work);
+ } else
+ qset_remove_urb(whc, qset, urb, status);
out:
spin_unlock_irqrestore(&whc->lock, flags);
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c
index a9e05bac664..0db3fb2dc03 100644
--- a/drivers/usb/host/whci/pzl.c
+++ b/drivers/usb/host/whci/pzl.c
@@ -121,6 +121,10 @@ static enum whc_update pzl_process_qset(struct whc *whc, struct whc_qset *qset)
if (status & QTD_STS_HALTED) {
/* Ug, an error. */
process_halted_qtd(whc, qset, td);
+ /* A halted qTD always triggers an update
+ because the qset was either removed or
+ reactivated. */
+ update |= WHC_UPDATE_UPDATED;
goto done;
}
@@ -333,6 +337,7 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
struct whc_urb *wurb = urb->hcpriv;
struct whc_qset *qset = wurb->qset;
struct whc_std *std, *t;
+ bool has_qtd = false;
int ret;
unsigned long flags;
@@ -343,17 +348,22 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
goto out;
list_for_each_entry_safe(std, t, &qset->stds, list_node) {
- if (std->urb == urb)
+ if (std->urb == urb) {
+ if (std->qtd)
+ has_qtd = true;
qset_free_std(whc, std);
- else
+ } else
std->qtd = NULL; /* so this std is re-added when the qset is */
}
- pzl_qset_remove(whc, qset);
- wurb->status = status;
- wurb->is_async = false;
- queue_work(whc->workqueue, &wurb->dequeue_work);
-
+ if (has_qtd) {
+ pzl_qset_remove(whc, qset);
+ update_pzl_hw_view(whc);
+ wurb->status = status;
+ wurb->is_async = false;
+ queue_work(whc->workqueue, &wurb->dequeue_work);
+ } else
+ qset_remove_urb(whc, qset, urb, status);
out:
spin_unlock_irqrestore(&whc->lock, flags);
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 760e7271d17..b84abd8ee8a 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -9,7 +9,7 @@ comment "Enable Host or Gadget support to see Inventra options"
# (M)HDRC = (Multipoint) Highspeed Dual-Role Controller
config USB_MUSB_HDRC
depends on (USB || USB_GADGET)
- depends on !SUPERH
+ depends on (ARM || BLACKFIN)
select NOP_USB_XCEIV if ARCH_DAVINCI
select TWL4030_USB if MACH_OMAP_3430SDP
select NOP_USB_XCEIV if MACH_OMAP3EVM
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 43c22702756..cd44c68954d 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -315,6 +315,9 @@ static int option_resume(struct usb_serial *serial);
#define QISDA_PRODUCT_H20_4515 0x4515
#define QISDA_PRODUCT_H20_4519 0x4519
+/* TLAYTECH PRODUCTS */
+#define TLAYTECH_VENDOR_ID 0x20B9
+#define TLAYTECH_PRODUCT_TEU800 0x1682
/* TOSHIBA PRODUCTS */
#define TOSHIBA_VENDOR_ID 0x0930
@@ -328,6 +331,9 @@ static int option_resume(struct usb_serial *serial);
#define ALCATEL_VENDOR_ID 0x1bbb
#define ALCATEL_PRODUCT_X060S 0x0000
+/* Airplus products */
+#define AIRPLUS_VENDOR_ID 0x1011
+#define AIRPLUS_PRODUCT_MCD650 0x3198
static struct usb_device_id option_ids[] = {
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
@@ -589,6 +595,8 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(ALINK_VENDOR_ID, 0x9000) },
{ USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) },
{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S) },
+ { USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) },
+ { USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 45883988a00..5019325ba25 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -296,7 +296,6 @@ struct sierra_port_private {
int dsr_state;
int dcd_state;
int ri_state;
-
unsigned int opened:1;
};
@@ -306,6 +305,8 @@ static int sierra_send_setup(struct usb_serial_port *port)
struct sierra_port_private *portdata;
__u16 interface = 0;
int val = 0;
+ int do_send = 0;
+ int retval;
dev_dbg(&port->dev, "%s\n", __func__);
@@ -324,10 +325,7 @@ static int sierra_send_setup(struct usb_serial_port *port)
*/
if (port->interrupt_in_urb) {
/* send control message */
- return usb_control_msg(serial->dev,
- usb_rcvctrlpipe(serial->dev, 0),
- 0x22, 0x21, val, interface,
- NULL, 0, USB_CTRL_SET_TIMEOUT);
+ do_send = 1;
}
}
@@ -339,12 +337,18 @@ static int sierra_send_setup(struct usb_serial_port *port)
interface = 1;
else if (port->bulk_out_endpointAddress == 5)
interface = 2;
- return usb_control_msg(serial->dev,
- usb_rcvctrlpipe(serial->dev, 0),
- 0x22, 0x21, val, interface,
- NULL, 0, USB_CTRL_SET_TIMEOUT);
+
+ do_send = 1;
}
- return 0;
+ if (!do_send)
+ return 0;
+
+ usb_autopm_get_interface(serial->interface);
+ retval = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+ 0x22, 0x21, val, interface, NULL, 0, USB_CTRL_SET_TIMEOUT);
+ usb_autopm_put_interface(serial->interface);
+
+ return retval;
}
static void sierra_set_termios(struct tty_struct *tty,
@@ -773,8 +777,11 @@ static void sierra_close(struct usb_serial_port *port)
if (serial->dev) {
mutex_lock(&serial->disc_mutex);
- if (!serial->disconnected)
+ if (!serial->disconnected) {
+ serial->interface->needs_remote_wakeup = 0;
+ usb_autopm_get_interface(serial->interface);
sierra_send_setup(port);
+ }
mutex_unlock(&serial->disc_mutex);
spin_lock_irq(&intfdata->susp_lock);
portdata->opened = 0;
@@ -788,8 +795,6 @@ static void sierra_close(struct usb_serial_port *port)
sierra_release_urb(portdata->in_urbs[i]);
portdata->in_urbs[i] = NULL;
}
- usb_autopm_get_interface(serial->interface);
- serial->interface->needs_remote_wakeup = 0;
}
}
@@ -827,6 +832,8 @@ static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port)
if (err) {
/* get rid of everything as in close */
sierra_close(port);
+ /* restore balance for autopm */
+ usb_autopm_put_interface(serial->interface);
return err;
}
sierra_send_setup(port);
@@ -915,7 +922,7 @@ static void sierra_release(struct usb_serial *serial)
#ifdef CONFIG_PM
static void stop_read_write_urbs(struct usb_serial *serial)
{
- int i, j;
+ int i;
struct usb_serial_port *port;
struct sierra_port_private *portdata;
@@ -923,8 +930,7 @@ static void stop_read_write_urbs(struct usb_serial *serial)
for (i = 0; i < serial->num_ports; ++i) {
port = serial->port[i];
portdata = usb_get_serial_port_data(port);
- for (j = 0; j < N_IN_URB; j++)
- usb_kill_urb(portdata->in_urbs[j]);
+ sierra_stop_rx_urbs(port);
usb_kill_anchored_urbs(&portdata->active);
}
}
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index 3a4fb023af7..589f6b4404f 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -696,7 +696,7 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us)
/* device supports and needs bigger sense buffer */
if (us->fflags & US_FL_SANE_SENSE)
sense_size = ~0;
-
+Retry_Sense:
US_DEBUGP("Issuing auto-REQUEST_SENSE\n");
scsi_eh_prep_cmnd(srb, &ses, NULL, 0, sense_size);
@@ -720,6 +720,21 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us)
srb->result = DID_ABORT << 16;
goto Handle_Errors;
}
+
+ /* Some devices claim to support larger sense but fail when
+ * trying to request it. When a transport failure happens
+ * using US_FS_SANE_SENSE, we always retry with a standard
+ * (small) sense request. This fixes some USB GSM modems
+ */
+ if (temp_result == USB_STOR_TRANSPORT_FAILED &&
+ (us->fflags & US_FL_SANE_SENSE) &&
+ sense_size != US_SENSE_SIZE) {
+ US_DEBUGP("-- auto-sense failure, retry small sense\n");
+ sense_size = US_SENSE_SIZE;
+ goto Retry_Sense;
+ }
+
+ /* Other failures */
if (temp_result != USB_STOR_TRANSPORT_GOOD) {
US_DEBUGP("-- auto-sense failure\n");
diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c
index b2f149fedcc..4516c36436e 100644
--- a/drivers/usb/wusbcore/security.c
+++ b/drivers/usb/wusbcore/security.c
@@ -200,35 +200,40 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc,
{
int result, bytes, secd_size;
struct device *dev = &usb_dev->dev;
- struct usb_security_descriptor secd;
+ struct usb_security_descriptor *secd;
const struct usb_encryption_descriptor *etd, *ccm1_etd = NULL;
- void *secd_buf;
const void *itr, *top;
char buf[64];
+ secd = kmalloc(sizeof(struct usb_security_descriptor), GFP_KERNEL);
+ if (secd == NULL) {
+ result = -ENOMEM;
+ goto out;
+ }
+
result = usb_get_descriptor(usb_dev, USB_DT_SECURITY,
- 0, &secd, sizeof(secd));
+ 0, secd, sizeof(struct usb_security_descriptor));
if (result < sizeof(secd)) {
dev_err(dev, "Can't read security descriptor or "
"not enough data: %d\n", result);
- goto error_secd;
+ goto out;
}
- secd_size = le16_to_cpu(secd.wTotalLength);
- secd_buf = kmalloc(secd_size, GFP_KERNEL);
- if (secd_buf == NULL) {
+ secd_size = le16_to_cpu(secd->wTotalLength);
+ secd = krealloc(secd, secd_size, GFP_KERNEL);
+ if (secd == NULL) {
dev_err(dev, "Can't allocate space for security descriptors\n");
- goto error_secd_alloc;
+ goto out;
}
result = usb_get_descriptor(usb_dev, USB_DT_SECURITY,
- 0, secd_buf, secd_size);
+ 0, secd, secd_size);
if (result < secd_size) {
dev_err(dev, "Can't read security descriptor or "
"not enough data: %d\n", result);
- goto error_secd_all;
+ goto out;
}
bytes = 0;
- itr = secd_buf + sizeof(secd);
- top = secd_buf + result;
+ itr = &secd[1];
+ top = (void *)secd + result;
while (itr < top) {
etd = itr;
if (top - itr < sizeof(*etd)) {
@@ -259,24 +264,16 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc,
dev_err(dev, "WUSB device doesn't support CCM1 encryption, "
"can't use!\n");
result = -EINVAL;
- goto error_no_ccm1;
+ goto out;
}
wusb_dev->ccm1_etd = *ccm1_etd;
dev_dbg(dev, "supported encryption: %s; using %s (0x%02x/%02x)\n",
buf, wusb_et_name(ccm1_etd->bEncryptionType),
ccm1_etd->bEncryptionValue, ccm1_etd->bAuthKeyIndex);
result = 0;
- kfree(secd_buf);
out:
+ kfree(secd);
return result;
-
-
-error_no_ccm1:
-error_secd_all:
- kfree(secd_buf);
-error_secd_alloc:
-error_secd:
- goto out;
}
void wusb_dev_sec_rm(struct wusb_dev *wusb_dev)
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 200c22f5513..9dd58804288 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -19,7 +19,6 @@
*/
//#define DEBUG
#include <linux/virtio.h>
-#include <linux/virtio_ids.h>
#include <linux/virtio_balloon.h>
#include <linux/swap.h>
#include <linux/kthread.h>
@@ -248,7 +247,7 @@ out:
return err;
}
-static void virtballoon_remove(struct virtio_device *vdev)
+static void __devexit virtballoon_remove(struct virtio_device *vdev)
{
struct virtio_balloon *vb = vdev->priv;
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 4a1f1ebff7b..28d9cf7cf72 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -530,19 +530,22 @@ static int vp_try_to_find_vqs(struct virtio_device *vdev, unsigned nvqs,
err = PTR_ERR(vqs[i]);
goto error_find;
}
+
+ if (!vp_dev->per_vq_vectors || msix_vec == VIRTIO_MSI_NO_VECTOR)
+ continue;
+
/* allocate per-vq irq if available and necessary */
- if (vp_dev->per_vq_vectors) {
- snprintf(vp_dev->msix_names[msix_vec],
- sizeof *vp_dev->msix_names,
- "%s-%s",
- dev_name(&vp_dev->vdev.dev), names[i]);
- err = request_irq(msix_vec, vring_interrupt, 0,
- vp_dev->msix_names[msix_vec],
- vqs[i]);
- if (err) {
- vp_del_vq(vqs[i]);
- goto error_find;
- }
+ snprintf(vp_dev->msix_names[msix_vec],
+ sizeof *vp_dev->msix_names,
+ "%s-%s",
+ dev_name(&vp_dev->vdev.dev), names[i]);
+ err = request_irq(vp_dev->msix_entries[msix_vec].vector,
+ vring_interrupt, 0,
+ vp_dev->msix_names[msix_vec],
+ vqs[i]);
+ if (err) {
+ vp_del_vq(vqs[i]);
+ goto error_find;
}
}
return 0;
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index f5360058072..fbd2ecde93e 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -285,6 +285,9 @@ static void *vring_get_buf(struct virtqueue *_vq, unsigned int *len)
return NULL;
}
+ /* Only get used array entries after they have been exposed by host. */
+ rmb();
+
i = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].id;
*len = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].len;
diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c
index 1e8f02f440e..d3c824dc235 100644
--- a/drivers/watchdog/riowd.c
+++ b/drivers/watchdog/riowd.c
@@ -206,7 +206,7 @@ static int __devinit riowd_probe(struct of_device *op,
dev_set_drvdata(&op->dev, p);
riowd_device = p;
- err = 0;
+ return 0;
out_iounmap:
of_iounmap(&op->resource[0], p->regs, 2);