diff options
72 files changed, 26689 insertions, 3040 deletions
diff --git a/Documentation/networking/vxge.txt b/Documentation/networking/vxge.txt new file mode 100644 index 00000000000..d2e2997e6fa --- /dev/null +++ b/Documentation/networking/vxge.txt @@ -0,0 +1,100 @@ +Neterion's (Formerly S2io) X3100 Series 10GbE PCIe Server Adapter Linux driver +============================================================================== + +Contents +-------- + +1) Introduction +2) Features supported +3) Configurable driver parameters +4) Troubleshooting + +1) Introduction: +---------------- +This Linux driver supports all Neterion's X3100 series 10 GbE PCIe I/O +Virtualized Server adapters. +The X3100 series supports four modes of operation, configurable via +firmware - + Single function mode + Multi function mode + SRIOV mode + MRIOV mode +The functions share a 10GbE link and the pci-e bus, but hardly anything else +inside the ASIC. Features like independent hw reset, statistics, bandwidth/ +priority allocation and guarantees, GRO, TSO, interrupt moderation etc are +supported independently on each function. + +(See below for a complete list of features supported for both IPv4 and IPv6) + +2) Features supported: +---------------------- + +i) Single function mode (up to 17 queues) + +ii) Multi function mode (up to 17 functions) + +iii) PCI-SIG's I/O Virtualization + - Single Root mode: v1.0 (up to 17 functions) + - Multi-Root mode: v1.0 (up to 17 functions) + +iv) Jumbo frames + X3100 Series supports MTU up to 9600 bytes, modifiable using + ifconfig command. + +v) Offloads supported: (Enabled by default) + Checksum offload (TCP/UDP/IP) on transmit and receive paths + TCP Segmentation Offload (TSO) on transmit path + Generic Receive Offload (GRO) on receive path + +vi) MSI-X: (Enabled by default) + Resulting in noticeable performance improvement (up to 7% on certain + platforms). + +vii) NAPI: (Enabled by default) + For better Rx interrupt moderation. + +viii)RTH (Receive Traffic Hash): (Enabled by default) + Receive side steering for better scaling. + +ix) Statistics + Comprehensive MAC-level and software statistics displayed using + "ethtool -S" option. + +x) Multiple hardware queues: (Enabled by default) + Up to 17 hardware based transmit and receive data channels, with + multiple steering options (transmit multiqueue enabled by default). + +3) Configurable driver parameters: +---------------------------------- + +i) max_config_dev + Specifies maximum device functions to be enabled. + Valid range: 1-8 + +ii) max_config_port + Specifies number of ports to be enabled. + Valid range: 1,2 + Default: 1 + +iii)max_config_vpath + Specifies maximum VPATH(s) configured for each device function. + Valid range: 1-17 + +iv) vlan_tag_strip + Enables/disables vlan tag stripping from all received tagged frames that + are not replicated at the internal L2 switch. + Valid range: 0,1 (disabled, enabled respectively) + Default: 1 + +v) addr_learn_en + Enable learning the mac address of the guest OS interface in + virtualization environment. + Valid range: 0,1 (disabled, enabled respectively) + Default: 0 + +4) Troubleshooting: +------------------- + +To resolve an issue with the source code or X3100 series adapter, please collect +the statistics, register dumps using ethool, relevant logs and email them to +support@neterion.com. diff --git a/MAINTAINERS b/MAINTAINERS index b5e278f9fb2..ebaf77ebd8b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3104,7 +3104,7 @@ M: shemminger@linux-foundation.org L: netem@lists.linux-foundation.org S: Maintained -NETERION (S2IO) Xframe 10GbE DRIVER +NETERION (S2IO) 10GbE DRIVER (xframe/vxge) P: Ramkrishna Vepa M: ram.vepa@neterion.com P: Rastapur Santosh @@ -3113,8 +3113,11 @@ P: Sivakumar Subramani M: sivakumar.subramani@neterion.com P: Sreenivasa Honnur M: sreenivasa.honnur@neterion.com +P: Anil Murthy +M: anil.murthy@neterion.com L: netdev@vger.kernel.org -W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/TitleIndex?anonymous +W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/Linux?Anonymous +W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/X3100Linux?Anonymous S: Supported NETFILTER/IPTABLES/IPCHAINS diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index f062b424704..16899eee397 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -974,7 +974,7 @@ config ENC28J60_WRITEVERIFY config ETHOC tristate "OpenCores 10/100 Mbps Ethernet MAC support" - depends on NET_ETHERNET + depends on NET_ETHERNET && HAS_IOMEM select MII select PHYLIB help @@ -2547,6 +2547,23 @@ config S2IO More specific information on configuring the driver is in <file:Documentation/networking/s2io.txt>. +config VXGE + tristate "Neterion X3100 Series 10GbE PCIe Server Adapter" + depends on PCI && INET + ---help--- + This driver supports Neterion Inc's X3100 Series 10 GbE PCIe + I/O Virtualized Server Adapter. + More specific information on configuring the driver is in + <file:Documentation/networking/vxge.txt>. + +config VXGE_DEBUG_TRACE_ALL + bool "Enabling All Debug trace statments in driver" + default n + depends on VXGE + ---help--- + Say Y here if you want to enabling all the debug trace statements in + driver. By default only few debug trace statements are enabled. + config MYRI10GE tristate "Myricom Myri-10G Ethernet support" depends on PCI && INET diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 98409c9dd44..edc9a0d6171 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -220,6 +220,7 @@ obj-$(CONFIG_R8169) += r8169.o obj-$(CONFIG_AMD8111_ETH) += amd8111e.o obj-$(CONFIG_IBMVETH) += ibmveth.o obj-$(CONFIG_S2IO) += s2io.o +obj-$(CONFIG_VXGE) += vxge/ obj-$(CONFIG_MYRI10GE) += myri10ge/ obj-$(CONFIG_SMC91X) += smc91x.o obj-$(CONFIG_SMC911X) += smc911x.o diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c index db1e31f9520..33fa9eee4ca 100644 --- a/drivers/net/dnet.c +++ b/drivers/net/dnet.c @@ -8,7 +8,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/version.h> #include <linux/io.h> #include <linux/module.h> #include <linux/moduleparam.h> diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index 049b0a7e01f..8bbe7f61799 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -129,7 +129,8 @@ static void mpc52xx_fec_free_rx_buffers(struct net_device *dev, struct bcom_task struct sk_buff *skb; skb = bcom_retrieve_buffer(s, NULL, (struct bcom_bd **)&bd); - dma_unmap_single(&dev->dev, bd->skb_pa, skb->len, DMA_FROM_DEVICE); + dma_unmap_single(dev->dev.parent, bd->skb_pa, skb->len, + DMA_FROM_DEVICE); kfree_skb(skb); } } @@ -150,7 +151,7 @@ static int mpc52xx_fec_alloc_rx_buffers(struct net_device *dev, struct bcom_task bd = (struct bcom_fec_bd *)bcom_prepare_next_buffer(rxtsk); bd->status = FEC_RX_BUFFER_SIZE; - bd->skb_pa = dma_map_single(&dev->dev, skb->data, + bd->skb_pa = dma_map_single(dev->dev.parent, skb->data, FEC_RX_BUFFER_SIZE, DMA_FROM_DEVICE); bcom_submit_next_buffer(rxtsk, skb); @@ -270,15 +271,6 @@ static void mpc52xx_fec_phy_stop(struct net_device *dev) phy_write(priv->phydev, MII_BMCR, BMCR_PDOWN); } -static int mpc52xx_fec_phy_mii_ioctl(struct mpc52xx_fec_priv *priv, - struct mii_ioctl_data *mii_data, int cmd) -{ - if (!priv->phydev) - return -ENOTSUPP; - - return phy_mii_ioctl(priv->phydev, mii_data, cmd); -} - static void mpc52xx_fec_phy_hw_init(struct mpc52xx_fec_priv *priv) { struct mpc52xx_fec __iomem *fec = priv->fec; @@ -370,7 +362,7 @@ static int mpc52xx_fec_close(struct net_device *dev) * invariant will hold if you make sure that the netif_*_queue() * calls are done at the proper times. */ -static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); struct bcom_fec_bd *bd; @@ -378,7 +370,7 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d if (bcom_queue_full(priv->tx_dmatsk)) { if (net_ratelimit()) dev_err(&dev->dev, "transmit queue overrun\n"); - return 1; + return NETDEV_TX_BUSY; } spin_lock_irq(&priv->lock); @@ -388,7 +380,8 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d bcom_prepare_next_buffer(priv->tx_dmatsk); bd->status = skb->len | BCOM_FEC_TX_BD_TFD | BCOM_FEC_TX_BD_TC; - bd->skb_pa = dma_map_single(&dev->dev, skb->data, skb->len, DMA_TO_DEVICE); + bd->skb_pa = dma_map_single(dev->dev.parent, skb->data, skb->len, + DMA_TO_DEVICE); bcom_submit_next_buffer(priv->tx_dmatsk, skb); @@ -398,7 +391,7 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d spin_unlock_irq(&priv->lock); - return 0; + return NETDEV_TX_OK; } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -430,7 +423,8 @@ static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id) struct bcom_fec_bd *bd; skb = bcom_retrieve_buffer(priv->tx_dmatsk, NULL, (struct bcom_bd **)&bd); - dma_unmap_single(&dev->dev, bd->skb_pa, skb->len, DMA_TO_DEVICE); + dma_unmap_single(dev->dev.parent, bd->skb_pa, skb->len, + DMA_TO_DEVICE); dev_kfree_skb_irq(skb); } @@ -455,7 +449,8 @@ static irqreturn_t mpc52xx_fec_rx_interrupt(int irq, void *dev_id) rskb = bcom_retrieve_buffer(priv->rx_dmatsk, &status, (struct bcom_bd **)&bd); - dma_unmap_single(&dev->dev, bd->skb_pa, rskb->len, DMA_FROM_DEVICE); + dma_unmap_single(dev->dev.parent, bd->skb_pa, rskb->len, + DMA_FROM_DEVICE); /* Test for errors in received frame */ if (status & BCOM_FEC_RX_BD_ERRORS) { @@ -464,7 +459,8 @@ static irqreturn_t mpc52xx_fec_rx_interrupt(int irq, void *dev_id) bcom_prepare_next_buffer(priv->rx_dmatsk); bd->status = FEC_RX_BUFFER_SIZE; - bd->skb_pa = dma_map_single(&dev->dev, rskb->data, + bd->skb_pa = dma_map_single(dev->dev.parent, + rskb->data, FEC_RX_BUFFER_SIZE, DMA_FROM_DEVICE); bcom_submit_next_buffer(priv->rx_dmatsk, rskb); @@ -499,7 +495,7 @@ static irqreturn_t mpc52xx_fec_rx_interrupt(int irq, void *dev_id) bcom_prepare_next_buffer(priv->rx_dmatsk); bd->status = FEC_RX_BUFFER_SIZE; - bd->skb_pa = dma_map_single(&dev->dev, skb->data, + bd->skb_pa = dma_map_single(dev->dev.parent, skb->data, FEC_RX_BUFFER_SIZE, DMA_FROM_DEVICE); bcom_submit_next_buffer(priv->rx_dmatsk, skb); @@ -847,12 +843,20 @@ static void mpc52xx_fec_get_drvinfo(struct net_device *dev, static int mpc52xx_fec_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); + + if (!priv->phydev) + return -ENODEV; + return phy_ethtool_gset(priv->phydev, cmd); } static int mpc52xx_fec_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); + + if (!priv->phydev) + return -ENODEV; + return phy_ethtool_sset(priv->phydev, cmd); } @@ -882,9 +886,28 @@ static int mpc52xx_fec_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct mpc52xx_fec_priv *priv = netdev_priv(dev); - return mpc52xx_fec_phy_mii_ioctl(priv, if_mii(rq), cmd); + if (!priv->phydev) + return -ENOTSUPP; + + return phy_mii_ioctl(priv->phydev, if_mii(rq), cmd); } +static const struct net_device_ops mpc52xx_fec_netdev_ops = { + .ndo_open = mpc52xx_fec_open, + .ndo_stop = mpc52xx_fec_close, + .ndo_start_xmit = mpc52xx_fec_start_xmit, + .ndo_set_multicast_list = mpc52xx_fec_set_multicast_list, + .ndo_set_mac_address = mpc52xx_fec_set_mac_address, + .ndo_validate_addr = eth_validate_addr, + .ndo_do_ioctl = mpc52xx_fec_ioctl, + .ndo_change_mtu = eth_change_mtu, + .ndo_tx_timeout = mpc52xx_fec_tx_timeout, + .ndo_get_stats = mpc52xx_fec_get_stats, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = mpc52xx_fec_poll_controller, +#endif +}; + /* ======================================================================== */ /* OF Driver */ /* ======================================================================== */ @@ -929,22 +952,10 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) return -EBUSY; /* Init ether ndev with what we have */ - ndev->open = mpc52xx_fec_open; - ndev->stop = mpc52xx_fec_close; - ndev->hard_start_xmit = mpc52xx_fec_hard_start_xmit; - ndev->do_ioctl = mpc52xx_fec_ioctl; + ndev->netdev_ops = &mpc52xx_fec_netdev_ops; ndev->ethtool_ops = &mpc52xx_fec_ethtool_ops; - ndev->get_stats = mpc52xx_fec_get_stats; - ndev->set_mac_address = mpc52xx_fec_set_mac_address; - ndev->set_multicast_list = mpc52xx_fec_set_multicast_list; - ndev->tx_timeout = mpc52xx_fec_tx_timeout; ndev->watchdog_timeo = FEC_WATCHDOG_TIMEOUT; ndev->base_addr = mem.start; -#ifdef CONFIG_NET_POLL_CONTROLLER - ndev->poll_controller = mpc52xx_fec_poll_controller; -#endif - - priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */ spin_lock_init(&priv->lock); diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c index b3079a5a7f2..aa1eb88c21f 100644 --- a/drivers/net/fsl_pq_mdio.c +++ b/drivers/net/fsl_pq_mdio.c @@ -204,6 +204,7 @@ void fsl_pq_mdio_bus_name(char *name, struct device_node *np) snprintf(name, MII_BUS_ID_SIZE, "%s@%llx", np->name, (unsigned long long)taddr); } +EXPORT_SYMBOL_GPL(fsl_pq_mdio_bus_name); /* Scan the bus in reverse, looking for an empty spot */ static int fsl_pq_mdio_find_free(struct mii_bus *new_bus) @@ -387,7 +388,7 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev, * The TBIPHY-only buses will find PHYs at every address, * so we mask them all but the TBI */ - if (!of_device_is_compatible(np, "fsl,gianfar-mdio")) + if (of_device_is_compatible(np, "fsl,gianfar-tbi")) new_bus->phy_mask = ~(1 << tbiaddr); err = mdiobus_register(new_bus); diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index dd499d7cde2..0642d52aef5 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -45,7 +45,6 @@ #include <linux/crc32.h> #include <linux/workqueue.h> #include <linux/ethtool.h> -#include <linux/fsl_devices.h> /* The maximum number of packets to be handled in one call of gfar_poll */ #define GFAR_DEV_WEIGHT 64 diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index 500a40b2afe..b06691937ce 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -55,6 +55,8 @@ #include <asm/system.h> #include <linux/interrupt.h> #include <linux/ioport.h> +#include <linux/firmware.h> +#include <linux/platform_device.h> #include <linux/netdevice.h> #include <linux/if_arp.h> @@ -71,8 +73,6 @@ #include <linux/init.h> #include <linux/yam.h> -#include "yam9600.h" -#include "yam1200.h" /* --------------------------------------------------------------------- */ @@ -82,6 +82,9 @@ static const char yam_drvinfo[] __initdata = KERN_INFO \ /* --------------------------------------------------------------------- */ +#define FIRMWARE_9600 "yam/9600.bin" +#define FIRMWARE_1200 "yam/1200.bin" + #define YAM_9600 1 #define YAM_1200 2 @@ -342,9 +345,51 @@ static int fpga_write(int iobase, unsigned char wrd) return 0; } -static unsigned char *add_mcs(unsigned char *bits, int bitrate) +/* + * predef should be 0 for loading user defined mcs + * predef should be YAM_1200 for loading predef 1200 mcs + * predef should be YAM_9600 for loading predef 9600 mcs + */ +static unsigned char *add_mcs(unsigned char *bits, int bitrate, + unsigned int predef) { + const char *fw_name[2] = {FIRMWARE_9600, FIRMWARE_1200}; + const struct firmware *fw; + struct platform_device *pdev; struct yam_mcs *p; + int err; + + switch (predef) { + case 0: + fw = NULL; + break; + case YAM_1200: + case YAM_9600: + predef--; + pdev = platform_device_register_simple("yam", 0, NULL, 0); + if (IS_ERR(pdev)) { + printk(KERN_ERR "yam: Failed to register firmware\n"); + return NULL; + } + err = request_firmware(&fw, fw_name[predef], &pdev->dev); + platform_device_unregister(pdev); + if (err) { + printk(KERN_ERR "Failed to load firmware \"%s\"\n", + fw_name[predef]); + return NULL; + } + if (fw->size != YAM_FPGA_SIZE) { + printk(KERN_ERR "Bogus length %zu in firmware \"%s\"\n", + fw->size, fw_name[predef]); + release_firmware(fw); + return NULL; + } + bits = (unsigned char *)fw->data; + break; + default: + printk(KERN_ERR "yam: Invalid predef number %u\n", predef); + return NULL; + } /* If it already exists, replace the bit data */ p = yam_data; @@ -359,6 +404,7 @@ static unsigned char *add_mcs(unsigned char *bits, int bitrate) /* Allocate a new mcs */ if ((p = kmalloc(sizeof(struct yam_mcs), GFP_KERNEL)) == NULL) { printk(KERN_WARNING "YAM: no memory to allocate mcs\n"); + release_firmware(fw); return NULL; } memcpy(p->bits, bits, YAM_FPGA_SIZE); @@ -366,6 +412,7 @@ static unsigned char *add_mcs(unsigned char *bits, int bitrate) p->next = yam_data; yam_data = p; + release_firmware(fw); return p->bits; } @@ -383,9 +430,11 @@ static unsigned char *get_mcs(int bitrate) /* Load predefined mcs data */ switch (bitrate) { case 1200: - return add_mcs(bits_1200, bitrate); + |