diff options
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 1827 |
1 files changed, 1168 insertions, 659 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 22bc9f17f63..0d6a0bb1f87 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4,9 +4,10 @@ Copyright (c) 2005 Martin Langer <martin-langer@gmx.de> Copyright (c) 2005 Stefano Brivio <stefano.brivio@polimi.it> - Copyright (c) 2005-2009 Michael Buesch <mb@bu3sch.de> + Copyright (c) 2005-2009 Michael Buesch <m@bues.ch> Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org> Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> + Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com> SDIO support Copyright (c) 2009 Albert Herranz <albert_herranz@yahoo.es> @@ -33,11 +34,10 @@ #include <linux/delay.h> #include <linux/init.h> -#include <linux/moduleparam.h> +#include <linux/module.h> #include <linux/if_arp.h> #include <linux/etherdevice.h> #include <linux/firmware.h> -#include <linux/wireless.h> #include <linux/workqueue.h> #include <linux/skbuff.h> #include <linux/io.h> @@ -65,13 +65,14 @@ MODULE_AUTHOR("Martin Langer"); MODULE_AUTHOR("Stefano Brivio"); MODULE_AUTHOR("Michael Buesch"); MODULE_AUTHOR("Gábor Stefanik"); +MODULE_AUTHOR("Rafał Miłecki"); MODULE_LICENSE("GPL"); -MODULE_FIRMWARE(B43_SUPPORTED_FIRMWARE_ID); MODULE_FIRMWARE("b43/ucode11.fw"); MODULE_FIRMWARE("b43/ucode13.fw"); MODULE_FIRMWARE("b43/ucode14.fw"); MODULE_FIRMWARE("b43/ucode15.fw"); +MODULE_FIRMWARE("b43/ucode16_mimo.fw"); MODULE_FIRMWARE("b43/ucode5.fw"); MODULE_FIRMWARE("b43/ucode9.fw"); @@ -108,10 +109,26 @@ int b43_modparam_verbose = B43_VERBOSITY_DEFAULT; module_param_named(verbose, b43_modparam_verbose, int, 0644); MODULE_PARM_DESC(verbose, "Log message verbosity: 0=error, 1=warn, 2=info(default), 3=debug"); -static int b43_modparam_pio = B43_PIO_DEFAULT; +static int b43_modparam_pio = 0; module_param_named(pio, b43_modparam_pio, int, 0644); MODULE_PARM_DESC(pio, "Use PIO accesses by default: 0=DMA, 1=PIO"); +static int modparam_allhwsupport = !IS_ENABLED(CONFIG_BRCMSMAC); +module_param_named(allhwsupport, modparam_allhwsupport, int, 0444); +MODULE_PARM_DESC(allhwsupport, "Enable support for all hardware (even it if overlaps with the brcmsmac driver)"); + +#ifdef CONFIG_B43_BCMA +static const struct bcma_device_id b43_bcma_tbl[] = { + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x11, BCMA_ANY_CLASS), + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x17, BCMA_ANY_CLASS), + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x18, BCMA_ANY_CLASS), + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x1D, BCMA_ANY_CLASS), + BCMA_CORETABLE_END +}; +MODULE_DEVICE_TABLE(bcma, b43_bcma_tbl); +#endif + +#ifdef CONFIG_B43_SSB static const struct ssb_device_id b43_ssb_tbl[] = { SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 5), SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 6), @@ -125,8 +142,8 @@ static const struct ssb_device_id b43_ssb_tbl[] = { SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 16), SSB_DEVTABLE_END }; - MODULE_DEVICE_TABLE(ssb, b43_ssb_tbl); +#endif /* Channel and ratetables are shared for all devices. * They can't be const, because ieee80211 puts some precalculated @@ -165,7 +182,7 @@ static struct ieee80211_rate __b43_ratetable[] = { #define b43_g_ratetable (__b43_ratetable + 0) #define b43_g_ratetable_size 12 -#define CHAN4G(_channel, _freq, _flags) { \ +#define CHAN2G(_channel, _freq, _flags) { \ .band = IEEE80211_BAND_2GHZ, \ .center_freq = (_freq), \ .hw_value = (_channel), \ @@ -174,23 +191,31 @@ static struct ieee80211_rate __b43_ratetable[] = { .max_power = 30, \ } static struct ieee80211_channel b43_2ghz_chantable[] = { - CHAN4G(1, 2412, 0), - CHAN4G(2, 2417, 0), - CHAN4G(3, 2422, 0), - CHAN4G(4, 2427, 0), - CHAN4G(5, 2432, 0), - CHAN4G(6, 2437, 0), - CHAN4G(7, 2442, 0), - CHAN4G(8, 2447, 0), - CHAN4G(9, 2452, 0), - CHAN4G(10, 2457, 0), - CHAN4G(11, 2462, 0), - CHAN4G(12, 2467, 0), - CHAN4G(13, 2472, 0), - CHAN4G(14, 2484, 0), + CHAN2G(1, 2412, 0), + CHAN2G(2, 2417, 0), + CHAN2G(3, 2422, 0), + CHAN2G(4, 2427, 0), + CHAN2G(5, 2432, 0), + CHAN2G(6, 2437, 0), + CHAN2G(7, 2442, 0), + CHAN2G(8, 2447, 0), + CHAN2G(9, 2452, 0), + CHAN2G(10, 2457, 0), + CHAN2G(11, 2462, 0), + CHAN2G(12, 2467, 0), + CHAN2G(13, 2472, 0), + CHAN2G(14, 2484, 0), }; -#undef CHAN4G +#undef CHAN2G +#define CHAN4G(_channel, _flags) { \ + .band = IEEE80211_BAND_5GHZ, \ + .center_freq = 4000 + (5 * (_channel)), \ + .hw_value = (_channel), \ + .flags = (_flags), \ + .max_antenna_gain = 0, \ + .max_power = 30, \ +} #define CHAN5G(_channel, _flags) { \ .band = IEEE80211_BAND_5GHZ, \ .center_freq = 5000 + (5 * (_channel)), \ @@ -200,6 +225,18 @@ static struct ieee80211_channel b43_2ghz_chantable[] = { .max_power = 30, \ } static struct ieee80211_channel b43_5ghz_nphy_chantable[] = { + CHAN4G(184, 0), CHAN4G(186, 0), + CHAN4G(188, 0), CHAN4G(190, 0), + CHAN4G(192, 0), CHAN4G(194, 0), + CHAN4G(196, 0), CHAN4G(198, 0), + CHAN4G(200, 0), CHAN4G(202, 0), + CHAN4G(204, 0), CHAN4G(206, 0), + CHAN4G(208, 0), CHAN4G(210, 0), + CHAN4G(212, 0), CHAN4G(214, 0), + CHAN4G(216, 0), CHAN4G(218, 0), + CHAN4G(220, 0), CHAN4G(222, 0), + CHAN4G(224, 0), CHAN4G(226, 0), + CHAN4G(228, 0), CHAN5G(32, 0), CHAN5G(34, 0), CHAN5G(36, 0), CHAN5G(38, 0), CHAN5G(40, 0), CHAN5G(42, 0), @@ -243,18 +280,7 @@ static struct ieee80211_channel b43_5ghz_nphy_chantable[] = { CHAN5G(170, 0), CHAN5G(172, 0), CHAN5G(174, 0), CHAN5G(176, 0), CHAN5G(178, 0), CHAN5G(180, 0), - CHAN5G(182, 0), CHAN5G(184, 0), - CHAN5G(186, 0), CHAN5G(188, 0), - CHAN5G(190, 0), CHAN5G(192, 0), - CHAN5G(194, 0), CHAN5G(196, 0), - CHAN5G(198, 0), CHAN5G(200, 0), - CHAN5G(202, 0), CHAN5G(204, 0), - CHAN5G(206, 0), CHAN5G(208, 0), - CHAN5G(210, 0), CHAN5G(212, 0), - CHAN5G(214, 0), CHAN5G(216, 0), - CHAN5G(218, 0), CHAN5G(220, 0), - CHAN5G(222, 0), CHAN5G(224, 0), - CHAN5G(226, 0), CHAN5G(228, 0), + CHAN5G(182, 0), }; static struct ieee80211_channel b43_5ghz_aphy_chantable[] = { @@ -278,6 +304,7 @@ static struct ieee80211_channel b43_5ghz_aphy_chantable[] = { CHAN5G(208, 0), CHAN5G(212, 0), CHAN5G(216, 0), }; +#undef CHAN4G #undef CHAN5G static struct ieee80211_supported_band b43_band_5GHz_nphy = { @@ -308,6 +335,10 @@ static void b43_wireless_core_exit(struct b43_wldev *dev); static int b43_wireless_core_init(struct b43_wldev *dev); static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev); static int b43_wireless_core_start(struct b43_wldev *dev); +static void b43_op_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *conf, + u32 changed); static int b43_ratelimit(struct b43_wl *wl) { @@ -514,11 +545,11 @@ u64 b43_hf_read(struct b43_wldev *dev) { u64 ret; - ret = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFHI); + ret = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF3); ret <<= 16; - ret |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFMI); + ret |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF2); ret <<= 16; - ret |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFLO); + ret |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF1); return ret; } @@ -531,9 +562,9 @@ void b43_hf_write(struct b43_wldev *dev, u64 value) lo = (value & 0x00000000FFFFULL); mi = (value & 0x0000FFFF0000ULL) >> 16; hi = (value & 0xFFFF00000000ULL) >> 32; - b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFLO, lo); - b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFMI, mi); - b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFHI, hi); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF1, lo); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF2, mi); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTF3, hi); } /* Read the firmware capabilities bitmask (Opensource firmware only) */ @@ -547,7 +578,7 @@ void b43_tsf_read(struct b43_wldev *dev, u64 *tsf) { u32 low, high; - B43_WARN_ON(dev->dev->id.revision < 3); + B43_WARN_ON(dev->dev->core_rev < 3); /* The hardware guarantees us an atomic read, if we * read the low register first. */ @@ -561,22 +592,14 @@ void b43_tsf_read(struct b43_wldev *dev, u64 *tsf) static void b43_time_lock(struct b43_wldev *dev) { - u32 macctl; - - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl |= B43_MACCTL_TBTTHOLD; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_TBTTHOLD); /* Commit the write */ b43_read32(dev, B43_MMIO_MACCTL); } static void b43_time_unlock(struct b43_wldev *dev) { - u32 macctl; - - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_TBTTHOLD; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_TBTTHOLD, 0); /* Commit the write */ b43_read32(dev, B43_MMIO_MACCTL); } @@ -585,7 +608,7 @@ static void b43_tsf_write_locked(struct b43_wldev *dev, u64 tsf) { u32 low, high; - B43_WARN_ON(dev->dev->id.revision < 3); + B43_WARN_ON(dev->dev->core_rev < 3); low = tsf; high = (tsf >> 32); @@ -712,52 +735,59 @@ void b43_dummy_transmission(struct b43_wldev *dev, bool ofdm, bool pa_on) for (i = 0; i < 5; i++) b43_ram_write(dev, i * 4, buffer[i]); - b43_write16(dev, 0x0568, 0x0000); - if (dev->dev->id.revision < 11) - b43_write16(dev, 0x07C0, 0x0000); + b43_write16(dev, B43_MMIO_XMTSEL, 0x0000); + + if (dev->dev->core_rev < 11) + b43_write16(dev, B43_MMIO_WEPCTL, 0x0000); else - b43_write16(dev, 0x07C0, 0x0100); + b43_write16(dev, B43_MMIO_WEPCTL, 0x0100); + value = (ofdm ? 0x41 : 0x40); - b43_write16(dev, 0x050C, value); - if ((phy->type == B43_PHYTYPE_N) || (phy->type == B43_PHYTYPE_LP)) - b43_write16(dev, 0x0514, 0x1A02); - b43_write16(dev, 0x0508, 0x0000); - b43_write16(dev, 0x050A, 0x0000); - b43_write16(dev, 0x054C, 0x0000); - b43_write16(dev, 0x056A, 0x0014); - b43_write16(dev, 0x0568, 0x0826); - b43_write16(dev, 0x0500, 0x0000); - if (!pa_on && (phy->type == B43_PHYTYPE_N)) { - //SPEC TODO - } + b43_write16(dev, B43_MMIO_TXE0_PHYCTL, value); + if (phy->type == B43_PHYTYPE_N || phy->type == B43_PHYTYPE_LP || + phy->type == B43_PHYTYPE_LCN) + b43_write16(dev, B43_MMIO_TXE0_PHYCTL1, 0x1A02); + + b43_write16(dev, B43_MMIO_TXE0_WM_0, 0x0000); + b43_write16(dev, B43_MMIO_TXE0_WM_1, 0x0000); + + b43_write16(dev, B43_MMIO_XMTTPLATETXPTR, 0x0000); + b43_write16(dev, B43_MMIO_XMTTXCNT, 0x0014); + b43_write16(dev, B43_MMIO_XMTSEL, 0x0826); + b43_write16(dev, B43_MMIO_TXE0_CTL, 0x0000); + + if (!pa_on && phy->type == B43_PHYTYPE_N) + ; /*b43_nphy_pa_override(dev, false) */ switch (phy->type) { case B43_PHYTYPE_N: - b43_write16(dev, 0x0502, 0x00D0); + case B43_PHYTYPE_LCN: + b43_write16(dev, B43_MMIO_TXE0_AUX, 0x00D0); break; case B43_PHYTYPE_LP: - b43_write16(dev, 0x0502, 0x0050); + b43_write16(dev, B43_MMIO_TXE0_AUX, 0x0050); break; default: - b43_write16(dev, 0x0502, 0x0030); + b43_write16(dev, B43_MMIO_TXE0_AUX, 0x0030); } + b43_read16(dev, B43_MMIO_TXE0_AUX); if (phy->radio_ver == 0x2050 && phy->radio_rev <= 0x5) b43_radio_write16(dev, 0x0051, 0x0017); for (i = 0x00; i < max_loop; i++) { - value = b43_read16(dev, 0x050E); + value = b43_read16(dev, B43_MMIO_TXE0_STATUS); if (value & 0x0080) break; udelay(10); } for (i = 0x00; i < 0x0A; i++) { - value = b43_read16(dev, 0x050E); + value = b43_read16(dev, B43_MMIO_TXE0_STATUS); if (value & 0x0400) break; udelay(10); } for (i = 0x00; i < 0x19; i++) { - value = b43_read16(dev, 0x0690); + value = b43_read16(dev, B43_MMIO_IFSSTAT); if (!(value & 0x0100)) break; udelay(10); @@ -1098,17 +1128,17 @@ void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags) B43_WARN_ON((ps_flags & B43_PS_AWAKE) && (ps_flags & B43_PS_ASLEEP)); if (ps_flags & B43_PS_ENABLED) { - hwps = 1; + hwps = true; } else if (ps_flags & B43_PS_DISABLED) { - hwps = 0; + hwps = false; } else { //TODO: If powersave is not off and FIXME is not set and we are not in adhoc // and thus is not an AP and we are associated, set bit 25 } if (ps_flags & B43_PS_AWAKE) { - awake = 1; + awake = true; } else if (ps_flags & B43_PS_ASLEEP) { - awake = 0; + awake = false; } else { //TODO: If the device is awake or this is an AP, or we are scanning, or FIXME, // or we are associated, or FIXME, or the latest PS-Poll packet sent was @@ -1116,8 +1146,8 @@ void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags) } /* FIXME: For now we force awake-on and hwps-off */ - hwps = 0; - awake = 1; + hwps = false; + awake = true; macctl = b43_read32(dev, B43_MMIO_MACCTL); if (hwps) @@ -1131,7 +1161,7 @@ void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags) b43_write32(dev, B43_MMIO_MACCTL, macctl); /* Commit write */ b43_read32(dev, B43_MMIO_MACCTL); - if (awake && dev->dev->id.revision >= 5) { + if (awake && dev->dev->core_rev >= 5) { /* Wait for the microcode to wake up. */ for (i = 0; i < 100; i++) { ucstat = b43_shm_read16(dev, B43_SHM_SHARED, @@ -1143,29 +1173,74 @@ void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags) } } -void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags) +#ifdef CONFIG_B43_BCMA +static void b43_bcma_phy_reset(struct b43_wldev *dev) { - u32 tmslow; - u32 macctl; + u32 flags; + /* Put PHY into reset */ + flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + flags |= B43_BCMA_IOCTL_PHY_RESET; + flags |= B43_BCMA_IOCTL_PHY_BW_20MHZ; /* Make 20 MHz def */ + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); + udelay(2); + + b43_phy_take_out_of_reset(dev); +} + +static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) +{ + u32 req = B43_BCMA_CLKCTLST_80211_PLL_REQ | + B43_BCMA_CLKCTLST_PHY_PLL_REQ; + u32 status = B43_BCMA_CLKCTLST_80211_PLL_ST | + B43_BCMA_CLKCTLST_PHY_PLL_ST; + u32 flags; + + flags = B43_BCMA_IOCTL_PHY_CLKEN; + if (gmode) + flags |= B43_BCMA_IOCTL_GMODE; + b43_device_enable(dev, flags); + + bcma_core_set_clockmode(dev->dev->bdev, BCMA_CLKMODE_FAST); + b43_bcma_phy_reset(dev); + bcma_core_pll_ctl(dev->dev->bdev, req, status, true); +} +#endif + +#ifdef CONFIG_B43_SSB +static void b43_ssb_wireless_core_reset(struct b43_wldev *dev, bool gmode) +{ + u32 flags = 0; + + if (gmode) + flags |= B43_TMSLOW_GMODE; flags |= B43_TMSLOW_PHYCLKEN; flags |= B43_TMSLOW_PHYRESET; if (dev->phy.type == B43_PHYTYPE_N) flags |= B43_TMSLOW_PHY_BANDWIDTH_20MHZ; /* Make 20 MHz def */ - ssb_device_enable(dev->dev, flags); + b43_device_enable(dev, flags); msleep(2); /* Wait for the PLL to turn on. */ - /* Now take the PHY out of Reset again */ - tmslow = ssb_read32(dev->dev, SSB_TMSLOW); - tmslow |= SSB_TMSLOW_FGC; - tmslow &= ~B43_TMSLOW_PHYRESET; - ssb_write32(dev->dev, SSB_TMSLOW, tmslow); - ssb_read32(dev->dev, SSB_TMSLOW); /* flush */ - msleep(1); - tmslow &= ~SSB_TMSLOW_FGC; - ssb_write32(dev->dev, SSB_TMSLOW, tmslow); - ssb_read32(dev->dev, SSB_TMSLOW); /* flush */ - msleep(1); + b43_phy_take_out_of_reset(dev); +} +#endif + +void b43_wireless_core_reset(struct b43_wldev *dev, bool gmode) +{ + u32 macctl; + + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + b43_bcma_wireless_core_reset(dev, gmode); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + b43_ssb_wireless_core_reset(dev, gmode); + break; +#endif + } /* Turn Analog ON, but only if we already know the PHY-type. * This protects against very early setup where we don't know the @@ -1176,7 +1251,7 @@ void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags) macctl = b43_read32(dev, B43_MMIO_MACCTL); macctl &= ~B43_MACCTL_GMODE; - if (flags & B43_TMSLOW_GMODE) + if (gmode) macctl |= B43_MACCTL_GMODE; macctl |= B43_MACCTL_IHR_ENABLED; b43_write32(dev, B43_MMIO_MACCTL, macctl); @@ -1214,7 +1289,7 @@ static void drain_txstatus_queue(struct b43_wldev *dev) { u32 dummy; - if (dev->dev->id.revision < 5) + if (dev->dev->core_rev < 5) return; /* Read all entries from the microcode TXstatus FIFO * and throw them away. @@ -1231,17 +1306,19 @@ static u32 b43_jssi_read(struct b43_wldev *dev) { u32 val = 0; - val = b43_shm_read16(dev, B43_SHM_SHARED, 0x08A); + val = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI1); val <<= 16; - val |= b43_shm_read16(dev, B43_SHM_SHARED, 0x088); + val |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI0); return val; } static void b43_jssi_write(struct b43_wldev *dev, u32 jssi) { - b43_shm_write16(dev, B43_SHM_SHARED, 0x088, (jssi & 0x0000FFFF)); - b43_shm_write16(dev, B43_SHM_SHARED, 0x08A, (jssi & 0xFFFF0000) >> 16); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI0, + (jssi & 0x0000FFFF)); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI1, + (jssi & 0xFFFF0000) >> 16); } static void b43_generate_noise_sample(struct b43_wldev *dev) @@ -1259,7 +1336,7 @@ static void b43_calculate_link_quality(struct b43_wldev *dev) return; if (dev->noisecalc.calculation_running) return; - dev->noisecalc.calculation_running = 1; + dev->noisecalc.calculation_running = true; dev->noisecalc.nr_samples = 0; b43_generate_noise_sample(dev); @@ -1328,7 +1405,7 @@ static void handle_irq_noise(struct b43_wldev *dev) average -= 48; dev->stats.link_noise = average; - dev->noisecalc.calculation_running = 0; + dev->noisecalc.calculation_running = false; return; } generate_new: @@ -1344,7 +1421,7 @@ static void handle_irq_tbtt_indication(struct b43_wldev *dev) b43_power_saving_ctl_bits(dev, 0); } if (b43_is_mode(dev->wl, NL80211_IFTYPE_ADHOC)) - dev->dfq_valid = 1; + dev->dfq_valid = true; } static void handle_irq_atim_end(struct b43_wldev *dev) @@ -1353,7 +1430,7 @@ static void handle_irq_atim_end(struct b43_wldev *dev) b43_write32(dev, B43_MMIO_MACCMD, b43_read32(dev, B43_MMIO_MACCMD) | B43_MACCMD_DFQ_VALID); - dev->dfq_valid = 0; + dev->dfq_valid = false; } } @@ -1420,9 +1497,9 @@ u8 b43_ieee80211_antenna_sanitize(struct b43_wldev *dev, /* Get the mask of available antennas. */ if (dev->phy.gmode) - antenna_mask = dev->dev->bus->sprom.ant_available_bg; + antenna_mask = dev->dev->bus_sprom->ant_available_bg; else - antenna_mask = dev->dev->bus->sprom.ant_available_a; + antenna_mask = dev->dev->bus_sprom->ant_available_a; if (!(antenna_mask & (1 << (antenna_nr - 1)))) { /* This antenna is not available. Fall back to default. */ @@ -1459,14 +1536,14 @@ static void b43_write_beacon_template(struct b43_wldev *dev, unsigned int i, len, variable_len; const struct ieee80211_mgmt *bcn; const u8 *ie; - bool tim_found = 0; + bool tim_found = false; unsigned int rate; u16 ctl; int antenna; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(dev->wl->current_beacon); bcn = (const struct ieee80211_mgmt *)(dev->wl->current_beacon->data); - len = min((size_t) dev->wl->current_beacon->len, + len = min_t(size_t, dev->wl->current_beacon->len, 0x200 - sizeof(struct b43_plcp_hdr6)); rate = ieee80211_get_tx_rate(dev->wl->hw, info)->hw_value; @@ -1508,7 +1585,7 @@ static void b43_write_beacon_template(struct b43_wldev *dev, /* A valid TIM is at least 4 bytes long. */ if (ie_len < 4) break; - tim_found = 1; + tim_found = true; tim_position = sizeof(struct b43_plcp_hdr6); tim_position += offsetof(struct ieee80211_mgmt, u.beacon.variable); @@ -1544,8 +1621,8 @@ static void b43_upload_beacon0(struct b43_wldev *dev) if (wl->beacon0_uploaded) return; - b43_write_beacon_template(dev, 0x68, 0x18); - wl->beacon0_uploaded = 1; + b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE0, B43_SHM_SH_BTL0); + wl->beacon0_uploaded = true; } static void b43_upload_beacon1(struct b43_wldev *dev) @@ -1554,8 +1631,8 @@ static void b43_upload_beacon1(struct b43_wldev *dev) if (wl->beacon1_uploaded) return; - b43_write_beacon_template(dev, 0x468, 0x1A); - wl->beacon1_uploaded = 1; + b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE1, B43_SHM_SH_BTL1); + wl->beacon1_uploaded = true; } static void handle_irq_beacon(struct b43_wldev *dev) @@ -1564,7 +1641,8 @@ static void handle_irq_beacon(struct b43_wldev *dev) u32 cmd, beacon0_valid, beacon1_valid; if (!b43_is_mode(wl, NL80211_IFTYPE_AP) && - !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT)) + !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT) && + !b43_is_mode(wl, NL80211_IFTYPE_ADHOC)) return; /* This is the bottom half of the asynchronous beacon update. */ @@ -1586,7 +1664,7 @@ static void handle_irq_beacon(struct b43_wldev *dev) if (unlikely(wl->beacon_templates_virgin)) { /* We never uploaded a beacon before. * Upload both templates now, but only mark one valid. */ - wl->beacon_templates_virgin = 0; + wl->beacon_templates_virgin = false; b43_upload_beacon0(dev); b43_upload_beacon1(dev); cmd = b43_read32(dev, B43_MMIO_MACCMD); @@ -1637,7 +1715,7 @@ static void b43_beacon_update_trigger_work(struct work_struct *work) mutex_lock(&wl->mutex); dev = wl->current_dev; if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) { - if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { /* wl->mutex is enough. */ b43_do_beacon_update_trigger_work(dev); mmiowb(); @@ -1674,15 +1752,15 @@ static void b43_update_templates(struct b43_wl *wl) if (wl->current_beacon) dev_kfree_skb_any(wl->current_beacon); wl->current_beacon = beacon; - wl->beacon0_uploaded = 0; - wl->beacon1_uploaded = 0; + wl->beacon0_uploaded = false; + wl->beacon1_uploaded = false; ieee80211_queue_work(wl->hw, &wl->beacon_update_trigger); } static void b43_set_beacon_int(struct b43_wldev *dev, u16 beacon_int) { b43_time_lock(dev); - if (dev->dev->id.revision >= 3) { + if (dev->dev->core_rev >= 3) { b43_write32(dev, B43_MMIO_TSF_CFP_REP, (beacon_int << 16)); b43_write32(dev, B43_MMIO_TSF_CFP_START, (beacon_int << 10)); } else { @@ -1820,30 +1898,18 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev) } } - if (unlikely(merged_dma_reason & (B43_DMAIRQ_FATALMASK | - B43_DMAIRQ_NONFATALMASK))) { - if (merged_dma_reason & B43_DMAIRQ_FATALMASK) { - b43err(dev->wl, "Fatal DMA error: " - "0x%08X, 0x%08X, 0x%08X, " - "0x%08X, 0x%08X, 0x%08X\n", - dma_reason[0], dma_reason[1], - dma_reason[2], dma_reason[3], - dma_reason[4], dma_reason[5]); - b43err(dev->wl, "This device does not support DMA " + if (unlikely(merged_dma_reason & (B43_DMAIRQ_FATALMASK))) { + b43err(dev->wl, + "Fatal DMA error: 0x%08X, 0x%08X, 0x%08X, 0x%08X, 0x%08X, 0x%08X\n", + dma_reason[0], dma_reason[1], + dma_reason[2], dma_reason[3], + dma_reason[4], dma_reason[5]); + b43err(dev->wl, "This device does not support DMA " "on your system. It will now be switched to PIO.\n"); - /* Fall back to PIO transfers if we get fatal DMA errors! */ - dev->use_pio = 1; - b43_controller_restart(dev, "DMA error"); - return; - } - if (merged_dma_reason & B43_DMAIRQ_NONFATALMASK) { - b43err(dev->wl, "DMA error: " - "0x%08X, 0x%08X, 0x%08X, " - "0x%08X, 0x%08X, 0x%08X\n", - dma_reason[0], dma_reason[1], - dma_reason[2], dma_reason[3], - dma_reason[4], dma_reason[5]); - } + /* Fall back to PIO transfers if we get fatal DMA errors! */ + dev->use_pio = true; + b43_controller_restart(dev, "DMA error"); + return; } if (unlikely(reason & B43_IRQ_UCODE_DEBUG)) @@ -1862,6 +1928,11 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev) handle_irq_noise(dev); /* Check the DMA reason registers for received data. */ + if (dma_reason[0] & B43_DMAIRQ_RDESC_UFLOW) { + if (B43_DEBUG) + b43warn(dev->wl, "RX descriptor underrun\n"); + b43_dma_handle_rx_overflow(dev->dma.rx_ring); + } if (dma_reason[0] & B43_DMAIRQ_RX_DONE) { if (b43_using_pio_transfers(dev)) b43_pio_rx(dev->pio.rx_queue); @@ -1916,10 +1987,10 @@ static irqreturn_t b43_do_interrupt(struct b43_wldev *dev) return IRQ_NONE; reason &= dev->irq_mask; if (!reason) - return IRQ_HANDLED; + return IRQ_NONE; dev->dma_reason[0] = b43_read32(dev, B43_MMIO_DMA0_REASON) - & 0x0001DC00; + & 0x0001FC00; dev->dma_reason[1] = b43_read32(dev, B43_MMIO_DMA1_REASON) & 0x0000DC00; dev->dma_reason[2] = b43_read32(dev, B43_MMIO_DMA2_REASON) @@ -1993,6 +2064,7 @@ void b43_do_release_fw(struct b43_firmware_file *fw) static void b43_release_firmware(struct b43_wldev *dev) { + complete(&dev->fw_load_complete); b43_do_release_fw(&dev->fw.ucode); b43_do_release_fw(&dev->fw.pcm); b43_do_release_fw(&dev->fw.initvals); @@ -2013,11 +2085,18 @@ static void b43_print_fw_helptext(struct b43_wl *wl, bool error) b43warn(wl, text); } +static void b43_fw_cb(const struct firmware *firmware, void *context) +{ + struct b43_request_fw_context *ctx = context; + + ctx->blob = firmware; + complete(&ctx->dev->fw_load_complete); +} + int b43_do_request_fw(struct b43_request_fw_context *ctx, const char *name, - struct b43_firmware_file *fw) + struct b43_firmware_file *fw, bool async) { - const struct firmware *blob; struct b43_fw_header *hdr; u32 size; int err; @@ -2056,11 +2135,30 @@ int b43_do_request_fw(struct b43_request_fw_context *ctx, B43_WARN_ON(1); return -ENOSYS; } - err = request_firmware(&blob, ctx->fwname, ctx->dev->dev->dev); + if (async) { + /* do this part asynchronously */ + init_completion(&ctx->dev->fw_load_complete); + err = request_firmware_nowait(THIS_MODULE, 1, ctx->fwname, + ctx->dev->dev->dev, GFP_KERNEL, + ctx, b43_fw_cb); + if (err < 0) { + pr_err("Unable to load firmware\n"); + return err; + } + wait_for_completion(&ctx->dev->fw_load_complete); + if (ctx->blob) + goto fw_ready; + /* On some ARM systems, the async request will fail, but the next sync + * request works. For this reason, we fall through here + */ + } + err = request_firmware(&ctx->blob, ctx->fwname, + ctx->dev->dev->dev); if (err == -ENOENT) { snprintf(ctx->errors[ctx->req_type], sizeof(ctx->errors[ctx->req_type]), - "Firmware file \"%s\" not found\n", ctx->fwname); + "Firmware file \"%s\" not found\n", + ctx->fwname); return err; } else if (err) { snprintf(ctx->errors[ctx->req_type], @@ -2069,14 +2167,15 @@ int b43_do_request_fw(struct b43_request_fw_context *ctx, ctx->fwname, err); return err; } - if (blob->size < sizeof(struct b43_fw_header)) +fw_ready: + if (ctx->blob->size < sizeof(struct b43_fw_header)) goto err_format; - hdr = (struct b43_fw_header *)(blob->data); + hdr = (struct b43_fw_header *)(ctx->blob->data); switch (hdr->type) { case B43_FW_TYPE_UCODE: case B43_FW_TYPE_PCM: size = be32_to_cpu(hdr->size); - if (size != blob->size - sizeof(struct b43_fw_header)) + if (size != ctx->blob->size - sizeof(struct b43_fw_header)) goto err_format; /* fallthrough */ case B43_FW_TYPE_IV: @@ -2087,7 +2186,7 @@ int b43_do_request_fw(struct b43_request_fw_context *ctx, goto err_format; } - fw->data = blob; + fw->data = ctx->blob; fw->filename = name; fw->type = ctx->req_type; @@ -2097,7 +2196,7 @@ err_format: snprintf(ctx->errors[ctx->req_type], sizeof(ctx->errors[ctx->req_type]), "Firmware file \"%s\" format error.\n", ctx->fwname); - release_firmware(blob); + release_firmware(ctx->blob); return -EPROTO; } @@ -2106,28 +2205,49 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) { struct b43_wldev *dev = ctx->dev; struct b43_firmware *fw = &ctx->dev->fw; - const u8 rev = ctx->dev->dev->id.revision; + const u8 rev = ctx->dev->dev->core_rev; const char *filename; u32 tmshigh; int err; + /* Files for HT and LCN were found by trying one by one */ + /* Get microcode */ - tmshigh = ssb_read32(dev->dev, SSB_TMSHIGH); - if ((rev >= 5) && (rev <= 10)) + if ((rev >= 5) && (rev <= 10)) { filename = "ucode5"; - else if ((rev >= 11) && (rev <= 12)) + } else if ((rev >= 11) && (rev <= 12)) { filename = "ucode11"; - else if (rev == 13) + } else if (rev == 13) { filename = "ucode13"; - else if (rev == 14) + } else if (rev == 14) { filename = "ucode14"; - else if (rev == 15) + } else if (rev == 15) { filename = "ucode15"; - else if ((rev >= 16) && (rev <= 20)) - filename = "ucode16_mimo"; - else - goto err_no_ucode; - err = b43_do_request_fw(ctx, filename, &fw->ucode); + } else { + switch (dev->phy.type) { + case B43_PHYTYPE_N: + if (rev >= 16) + filename = "ucode16_mimo"; + else + goto err_no_ucode; + break; + case B43_PHYTYPE_HT: + if (rev == 29) + filename = "ucode29_mimo"; + else + goto err_no_ucode; + break; + case B43_PHYTYPE_LCN: + if (rev == 24) + filename = "ucode24_mimo"; + else + goto err_no_ucode; + break; + default: + goto err_no_ucode; + } + } + err = b43_do_request_fw(ctx, filename, &fw->ucode, true); if (err) goto err_load; @@ -2138,12 +2258,12 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) filename = NULL; else goto err_no_pcm; - fw->pcm_request_failed = 0; - err = b43_do_request_fw(ctx, filename, &fw->pcm); + fw->pcm_request_failed = false; + err = b43_do_request_fw(ctx, filename, &fw->pcm, false); if (err == -ENOENT) { /* We did not find a PCM file? Not fatal, but * core rev <= 10 must do without hwcrypto then. */ - fw->pcm_request_failed = 1; + fw->pcm_request_failed = true; } else if (err) goto err_load; @@ -2151,6 +2271,7 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) switch (dev->phy.type) { case B43_PHYTYPE_A: if ((rev >= 5) && (rev <= 10)) { + tmshigh = ssb_read32(dev->dev->sdev, SSB_TMSHIGH); if (tmshigh & B43_TMSHIGH_HAVE_2GHZ_PHY) filename = "a0g1initvals5"; else @@ -2184,10 +2305,22 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) else goto err_no_initvals; break; + case B43_PHYTYPE_HT: + if (rev == 29) + filename = "ht0initvals29"; + else + goto err_no_initvals; + break; + case B43_PHYTYPE_LCN: + if (rev == 24) + filename = "lcn0initvals24"; + else + goto err_no_initvals; + break; default: goto err_no_initvals; } - err = b43_do_request_fw(ctx, filename, &fw->initvals); + err = b43_do_request_fw(ctx, filename, &fw->initvals, false); if (err) goto err_load; @@ -2195,6 +2328,7 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) switch (dev->phy.type) { case B43_PHYTYPE_A: if ((rev >= 5) && (rev <= 10)) { + tmshigh = ssb_read32(dev->dev->sdev, SSB_TMSHIGH); if (tmshigh & B43_TMSHIGH_HAVE_2GHZ_PHY) filename = "a0g1bsinitvals5"; else @@ -2230,13 +2364,27 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx) else goto err_no_initvals; break; + case B43_PHYTYPE_HT: + if (rev == 29) + filename = "ht0bsinitvals29"; + else + goto err_no_initvals; + break; + case B43_PHYTYPE_LCN: + if (rev == 24) + filename = "lcn0bsinitvals24"; + else + goto err_no_initvals; + break; default: goto err_no_initvals; } - err = b43_do_request_fw(ctx, filename, &fw->initvals_band); + err = b43_do_request_fw(ctx, filename, &fw->initvals_band, false); if (err) goto err_load; + fw->opensource = (ctx->req_type == B43_FWTYPE_OPENSOURCE); + return 0; err_no_ucode: @@ -2268,8 +2416,15 @@ error: return err; } -static int b43_request_firmware(struct b43_wldev *dev) +static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl); +static void b43_one_core_detach(struct b43_bus_dev *dev); +static int b43_rng_init(struct b43_wl *wl); + +static void b43_request_firmware(struct work_struct *work) { + struct b43_wl *wl = container_of(work, + struct b43_wl, firmware_load); + struct b43_wldev *dev = wl->current_dev; struct b43_request_fw_context *ctx; unsigned int i; int err; @@ -2277,37 +2432,55 @@ static int b43_request_firmware(struct b43_wldev *dev) ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) - return -ENOMEM; + return; ctx->dev = dev; ctx->req_type = B43_FWTYPE_PROPRIETARY; err = b43_try_request_fw(ctx); if (!err) - goto out; /* Successfully loaded it. */ - err = ctx->fatal_failure; - if (err) + goto start_ieee80211; /* Successfully loaded it. */ + /* Was fw version known? */ + if (ctx->fatal_failure) goto out; + /* proprietary fw not found, try open source */ ctx->req_type = B43_FWTYPE_OPENSOURCE; err = b43_try_request_fw(ctx); if (!err) - goto out; /* Successfully loaded it. */ - err = ctx->fatal_failure; - if (err) + goto start_ieee80211; /* Successfully loaded it. */ + if(ctx->fatal_failure) goto out; /* Could not find a usable firmware. Print the errors. */ for (i = 0; i < B43_NR_FWTYPES; i++) { errmsg = ctx->errors[i]; if (strlen(errmsg)) - b43err(dev->wl, errmsg); + b43err(dev->wl, "%s", errmsg); } b43_print_fw_helptext(dev->wl, 1); - err = -ENOENT; + goto out; + +start_ieee80211: + wl->hw->queues = B43_QOS_QUEUE_NUM; + if (!modparam_qos || dev->fw.opensource) + wl->hw->queues = 1; + + err = ieee80211_register_hw(wl->hw); + if (err) + goto err_one_core_detach; + wl->hw_registred = true; + b43_leds_register(wl->current_dev); + + /* Register HW RNG driver */ + b43_rng_init(wl); + + goto out; + +err_one_core_detach: + b43_one_core_detach(dev->dev); out: kfree(ctx); - return err; } static int b43_upload_microcode(struct b43_wldev *dev) @@ -2357,10 +2530,8 @@ static int b43_upload_microcode(struct b43_wldev *dev) b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, B43_IRQ_ALL); /* Start the microcode PSM */ - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_JMP0; - macctl |= B43_MACCTL_PSM_RUN; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_JMP0, + B43_MACCTL_PSM_RUN); /* Wait for the microcode to load and respond */ i = 0; @@ -2395,13 +2566,17 @@ static int b43_upload_microcode(struct b43_wldev *dev) } dev->fw.rev = fwrev; dev->fw.patch = fwpatch; - dev->fw.opensource = (fwdate == 0xFFFF); + if (dev->fw.rev >= 598) + dev->fw.hdr_format = B43_FW_HDR_598; + else if (dev->fw.rev >= 410) + dev->fw.hdr_format = B43_FW_HDR_410; + else + dev->fw.hdr_format = B43_FW_HDR_351; + WARN_ON(dev->fw.opensource != (fwdate == 0xFFFF)); - /* Default to use-all-queues. */ - dev->wl->hw->queues = dev->wl->mac80211_initially_registered_queues; - dev->qos_enabled = !!modparam_qos; + dev->qos_enabled = dev->wl->hw->queues > 1; /* Default to firmware/hardware crypto acceleration. */ - dev->hwcrypto_enabled = 1; + dev->hwcrypto_enabled = true; if (dev->fw.opensource) { u16 fwcapa; @@ -2415,16 +2590,10 @@ static int b43_upload_microcode(struct b43_wldev *dev) if (!(fwcapa & B43_FWCAPA_HWCRYPTO) || dev->fw.pcm_request_failed) { b43info(dev->wl, "Hardware crypto acceleration not supported by firmware\n"); /* Disable hardware crypto and fall back to software crypto. */ - dev->hwcrypto_enabled = 0; - } - if (!(fwcapa & B43_FWCAPA_QOS)) { - b43info(dev->wl, "QoS not supported by firmware\n"); - /* Disable QoS. Tweak hw->queues to 1. It will be restored before - * ieee80211_unregister to make sure the networking core can - * properly free possible resources. */ - dev->wl->hw->queues = 1; - dev->qos_enabled = 0; + dev->hwcrypto_enabled = false; } + /* adding QoS support should use an offline discovery mechanism */ + WARN(fwcapa & B43_FWCAPA_QOS, "QoS in OpenFW not supported\n"); } else { b43info(dev->wl, "Loading firmware version %u.%u " "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n", @@ -2440,9 +2609,9 @@ static int b43_upload_microcode(struct b43_wldev *dev) snprintf(wiphy->fw_version, sizeof(wiphy->fw_version), "%u.%u", dev->fw.rev, dev->fw.patch); - wiphy->hw_version = dev->dev->id.coreid; + wiphy->hw_version = dev->dev->core_id; - if (b43_is_old_txhdr_format(dev)) { + if (dev->fw.hdr_format == B43_FW_HDR_351) { /* We're over the deadline, but we keep support for old fw * until it turns out to be in major conflict with something new. */ b43warn(dev->wl, "You are using an old firmware image. " @@ -2454,10 +2623,9 @@ static int b43_upload_microcode(struct b43_wldev *dev) return 0; error: - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_RUN; - macctl |= B43_MACCTL_PSM_JMP0; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + /* Stop the microcode PSM. */ + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_RUN, + B43_MACCTL_PSM_JMP0); return err; } @@ -2530,76 +2698,105 @@ static int b43_upload_initvals(struct b43_wldev *dev) struct b43_firmware *fw = &dev->fw; const struct b43_iv *ivals; size_t count; - int err; hdr = (const struct b43_fw_header *)(fw->initvals.data->data); ivals = (const struct b43_iv *)(fw->initvals.data->data + hdr_len); count = be32_to_cpu(hdr->size); - err = b43_write_initvals(dev, ivals, count, + return b43_write_initvals(dev, ivals, count, fw->initvals.data->size - hdr_len); - if (err) - goto out; - if (fw->initvals_band.data) { - hdr = (const struct b43_fw_header *)(fw->initvals_band.data->data); - ivals = (const struct b43_iv *)(fw->initvals_band.data->data + hdr_len); - count = be32_to_cpu(hdr->size); - err = b43_write_initvals(dev, ivals, count, - fw->initvals_band.data->size - hdr_len); - if (err) - goto out; - } -out: +} - return err; +static int b43_upload_initvals_band(struct b43_wldev *dev) +{ + const size_t hdr_len = sizeof(struct b43_fw_header); + const struct b43_fw_header *hdr; + struct b43_firmware *fw = &dev->fw; + const struct b43_iv *ivals; + size_t count; + + if (!fw->initvals_band.data) + return 0; + + hdr = (const struct b43_fw_header *)(fw->initvals_band.data->data); + ivals = (const struct b43_iv *)(fw->initvals_band.data->data + hdr_len); + count = be32_to_cpu(hdr->size); + return b43_write_initvals(dev, ivals, count, + fw->initvals_band.data->size - hdr_len); } /* Initialize the GPIOs * http://bcm-specs.sipsolutions.net/GPIO */ + +#ifdef CONFIG_B43_SSB +static struct ssb_device *b43_ssb_gpio_dev(struct b43_wldev *dev) +{ + struct ssb_bus *bus = dev->dev->sdev->bus; + +#ifdef CONFIG_SSB_DRIVER_PCICORE + return (bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev); +#else + return bus->chipco.dev; +#endif +} +#endif + static int b43_gpio_init(struct b43_wldev *dev) { - struct ssb_bus *bus = dev->dev->bus; - struct ssb_device *gpiodev, *pcidev = NULL; +#ifdef CONFIG_B43_SSB + struct ssb_device *gpiodev; +#endif u32 mask, set; - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_GPOUTSMSK); - - b43_write16(dev, B43_MMIO_GPIO_MASK, b43_read16(dev, B43_MMIO_GPIO_MASK) - | 0x000F); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0); + b43_maskset16(dev, B43_MMIO_GPIO_MASK, ~0, 0xF); mask = 0x0000001F; set = 0x0000000F; - if (dev->dev->bus->chip_id == 0x4301) { + if (dev->dev->chip_id == 0x4301) { mask |= 0x0060; set |= 0x0060; + } else if (dev->dev->chip_id == 0x5354) { + /* Don't allow overtaking buttons GPIOs */ + set &= 0x2; /* 0x2 is LED GPIO on BCM5354 */ } + if (0 /* FIXME: conditional unknown */ ) { b43_write16(dev, B43_MMIO_GPIO_MASK, b43_read16(dev, B43_MMIO_GPIO_MASK) | 0x0100); - mask |= 0x0180; - set |= 0x0180; - } - if (dev->dev->bus->sprom.boardflags_lo & B43_BFL_PACTRL) { + /* BT Coexistance Input */ + mask |= 0x0080; + set |= 0x0080; + /* BT Coexistance Out */ + mask |= 0x0100; + set |= 0x0100; + } + if (dev->dev->bus_sprom->boardflags_lo & B43_BFL_PACTRL) { + /* PA is controlled by gpio 9, let ucode handle it */ b43_write16(dev, B43_MMIO_GPIO_MASK, b43_read16(dev, B43_MMIO_GPIO_MASK) | 0x0200); mask |= 0x0200; set |= 0x0200; } - if (dev->dev->id.revision >= 2) - mask |= 0x0010; /* FIXME: This is redundant. */ -#ifdef CONFIG_SSB_DRIVER_PCICORE - pcidev = bus->pcicore.dev; + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, mask, set); + break; #endif - gpiodev = bus->chipco.dev ? : pcidev; - if (!gpiodev) - return 0; - ssb_write32(gpiodev, B43_GPIO_CONTROL, - (ssb_read32(gpiodev, B43_GPIO_CONTROL) - & mask) | set); +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + gpiodev = b43_ssb_gpio_dev(dev); + if (gpiodev) + ssb_write32(gpiodev, B43_GPIO_CONTROL, + (ssb_read32(gpiodev, B43_GPIO_CONTROL) + & ~mask) | set); + break; +#endif + } return 0; } @@ -2607,16 +2804,24 @@ static int b43_gpio_init(struct b43_wldev *dev) /* Turn off all GPIO stuff. Call this on module unload, for example. */ static void b43_gpio_cleanup(struct b43_wldev *dev) { - struct ssb_bus *bus = dev->dev->bus; - struct ssb_device *gpiodev, *pcidev = NULL; +#ifdef CONFIG_B43_SSB + struct ssb_device *gpiodev; +#endif -#ifdef CONFIG_SSB_DRIVER_PCICORE - pcidev = bus->pcicore.dev; + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, ~0, 0); + break; #endif - gpiodev = bus->chipco.dev ? : pcidev; - if (!gpiodev) - return; - ssb_write32(gpiodev, B43_GPIO_CONTROL, 0); +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + gpiodev = b43_ssb_gpio_dev(dev); + if (gpiodev) + ssb_write32(gpiodev, B43_GPIO_CONTROL, 0); + break; +#endif + } } /* http://bcm-specs.sipsolutions.net/EnableMac */ @@ -2638,9 +2843,7 @@ void b43_mac_enable(struct b43_wldev *dev) dev->mac_suspended--; B43_WARN_ON(dev->mac_suspended < 0); if (dev->mac_suspended == 0) { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_ENABLED); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_ENABLED); b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, B43_IRQ_MAC_SUSPENDED); /* Commit writes */ @@ -2661,9 +2864,7 @@ void b43_mac_suspend(struct b43_wldev *dev) if (dev->mac_suspended == 0) { b43_power_saving_ctl_bits(dev, B43_PS_AWAKE); - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_ENABLED); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_ENABLED, 0); /* force pci to flush the write */ b43_read32(dev, B43_MMIO_MACCTL); for (i = 35; i; i--) { @@ -2685,6 +2886,35 @@ out: dev->mac_suspended++; } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MacPhyClkSet */ +void b43_mac_phy_clock_set(struct b43_wldev *dev, bool on) +{ + u32 tmp; + + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + if (on) + tmp |= B43_BCMA_IOCTL_MACPHYCLKEN; + else + tmp &= ~B43_BCMA_IOCTL_MACPHYCLKEN; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW); + if (on) + tmp |= B43_TMSLOW_MACPHYCLKEN; + else + tmp &= ~B43_TMSLOW_MACPHYCLKEN; + ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp); + break; +#endif + } +} + static void b43_adjust_opmode(struct b43_wldev *dev) { struct b43_wl *wl = dev->wl; @@ -2721,15 +2951,15 @@ static void b43_adjust_opmode(struct b43_wldev *dev) /* Workaround: On old hardware the HW-MAC-address-filter * doesn't work properly, so always run promisc in filter * it in software. */ - if (dev->dev->id.revision <= 4) + if (dev->dev->core_rev <= 4) ctl |= B43_MACCTL_PROMISC; b43_write32(dev, B43_MMIO_MACCTL, ctl); cfp_pretbtt = 2; if ((ctl & B43_MACCTL_INFRA) && !(ctl & B43_MACCTL_AP)) { - if (dev->dev->bus->chip_id == 0x4306 && - dev->dev->bus->chip_rev == 3) + if (dev->dev->chip_id == 0x4306 && + dev->dev->chip_rev == 3) cfp_pretbtt = 100; else cfp_pretbtt = 50; @@ -2740,15 +2970,10 @@ static void b43_adjust_opmode(struct b43_wldev *dev) * so always disable it. If we want to implement PMQ, * we need to enable it here (clear DISCPMQ) in AP mode. */ - if (0 /* ctl & B43_MACCTL_AP */) { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_DISCPMQ); - } else { - b43_write32(dev, B43_MMIO_MACCTL, - b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_DISCPMQ); - } + if (0 /* ctl & B43_MACCTL_AP */) + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_DISCPMQ, 0); + else + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_DISCPMQ); } static void b43_rate_memory_write(struct b43_wldev *dev, u16 rate, int is_ofdm) @@ -2773,6 +2998,8 @@ static void b43_rate_memory_init(struct b43_wldev *dev) case B43_PHYTYPE_G: case B43_PHYTYPE_N: case B43_PHYTYPE_LP: + case B43_PHYTYPE_HT: + case B43_PHYTYPE_LCN: b43_rate_memory_write(dev, B43_OFDM_RATE_6MB, 1); b43_rate_memory_write(dev, B43_OFDM_RATE_12MB, 1); b43_rate_memory_write(dev, B43_OFDM_RATE_18MB, 1); @@ -2841,7 +3068,7 @@ static int b43_chip_init(struct b43_wldev *dev) { struct b43_phy *phy = &dev->phy; int err; - u32 value32, macctl; + u32 macctl; u16 value16; /* Initialize the MAC control */ @@ -2851,9 +3078,6 @@ static int b43_chip_init(struct b43_wldev *dev) macctl |= B43_MACCTL_INFRA; b43_write32(dev, B43_MMIO_MACCTL, macctl); - err = b43_request_firmware(dev); - if (err) - goto out; err = b43_upload_microcode(dev); if (err) goto out; /* firmware is released later */ @@ -2866,6 +3090,10 @@ static int b43_chip_init(struct b43_wldev *dev) if (err) goto err_gpio_clean; + err = b43_upload_initvals_band(dev); + if (err) + goto err_gpio_clean; + /* Turn the Analog on and initialize the PHY. */ phy->ops->switch_analog(dev, 1); err = b43_phy_init(dev); @@ -2887,22 +3115,20 @@ static int b43_chip_init(struct b43_wldev *dev) b43_write16(dev, 0x005E, value16); } b43_write32(dev, 0x0100, 0x01000000); - if (dev->dev->id.revision < 5) + if (dev->dev->core_rev < 5) b43_write32(dev, 0x010C, 0x01000000); - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - & ~B43_MACCTL_INFRA); - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_INFRA); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_INFRA, 0); + b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_INFRA); /* Probe Response Timeout value */ /* FIXME: Default to 0, has to be set by ioctl probably... :-/ */ - b43_shm_write16(dev, B43_SHM_SHARED, 0x0074, 0x0000); + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_PRMAXTIME, 0); /* Initially set the wireless operation mode. */ b43_adjust_opmode(dev); - if (dev->dev->id.revision < 3) { + if (dev->dev->core_rev < 3) { b43_write16(dev, 0x060E, 0x0000); b43_write16(dev, 0x0610, 0x8000); b43_write16(dev, 0x0604, 0x0000); @@ -2912,19 +3138,29 @@ static int b43_chip_init(struct b43_wldev *dev) b43_write32(dev, 0x018C, 0x02000000); } b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, 0x00004000); - b43_write32(dev, B43_MMIO_DMA0_IRQ_MASK, 0x0001DC00); + b43_write32(dev, B43_MMIO_DMA0_IRQ_MASK, 0x0001FC00); b43_write32(dev, B43_MMIO_DMA1_IRQ_MASK, 0x0000DC00); b43_write32(dev, B43_MMIO_DMA2_IRQ_MASK, 0x0000DC00); b43_write32(dev, B43_MMIO_DMA3_IRQ_MASK, 0x0001DC00); b43_write32(dev, B43_MMIO_DMA4_IRQ_MASK, 0x0000DC00); b43_write32(dev, B43_MMIO_DMA5_IRQ_MASK, 0x0000DC00); - value32 = ssb_read32(dev->dev, SSB_TMSLOW); - value32 |= 0x00100000; - ssb_write32(dev->dev, SSB_TMSLOW, value32); + b43_mac_phy_clock_set(dev, true); - b43_write16(dev, B43_MMIO_POWERUP_DELAY, - dev->dev->bus->chipco.fast_pwrup_delay); + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + /* FIXME: 0xE74 is quite common, but should be read from CC */ + b43_write16(dev, B43_MMIO_POWERUP_DELAY, 0xE74); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + b43_write16(dev, B43_MMIO_POWERUP_DELAY, + dev->dev->sdev->bus->chipco.fast_pwrup_delay); + break; +#endif + } err = 0; b43dbg(dev->wl, "Chip initialized\n"); @@ -3087,7 +3323,7 @@ static int b43_validate_chipaccess(struct b43_wldev *dev) b43_shm_write32(dev, B43_SHM_SHARED, 0, backup0); b43_shm_write32(dev, B43_SHM_SHARED, 4, backup4); - if ((dev->dev->id.revision >= 3) && (dev->dev->id.revision <= 10)) { + if ((dev->dev->core_rev >= 3) && (dev->dev->core_rev <= 10)) { /* The 32bit register shadows the two 16bit registers * with update sideeffects. Validate this. */ b43_write16(dev, B43_MMIO_TSF_CFP_START, 0xAAAA); @@ -3160,10 +3396,10 @@ static int b43_rng_init(struct b43_wl *wl) wl->rng.name = wl->rng_name; wl->rng.data_read = b43_rng_read; wl->rng.priv = (unsigned long)wl; - wl->rng_initialized = 1; + wl->rng_initialized = true; err = hwrng_register(&wl->rng); if (err) { - wl->rng_initialized = 0; + wl->rng_initialized = false; b43err(wl, "Failed to register the random " "number generator (%d)\n", err); } @@ -3177,6 +3413,7 @@ static void b43_tx_work(struct work_struct *work) struct b43_wl *wl = container_of(work, struct b43_wl, tx_work); struct b43_wldev *dev; struct sk_buff *skb; + int queue_num; int err = 0; mutex_lock(&wl->mutex); @@ -3186,15 +3423,26 @@ static void b43_tx_work(struct work_struct *work) return; } - while (skb_queue_len(&wl->tx_queue)) { - skb = skb_dequeue(&wl->tx_queue); + for (queue_num = 0; queue_num < B43_QOS_QUEUE_NUM; queue_num++) { + while (skb_queue_len(&wl->tx_queue[queue_num])) { + skb = skb_dequeue(&wl->tx_queue[queue_num]); + if (b43_using_pio_transfers(dev)) + err = b43_pio_tx(dev, skb); + else + err = b43_dma_tx(dev, skb); + if (err == -ENOSPC) { + wl->tx_queue_stopped[queue_num] = 1; + ieee80211_stop_queue(wl->hw, queue_num); + skb_queue_head(&wl->tx_queue[queue_num], skb); + break; + } + if (unlikely(err)) + ieee80211_free_txskb(wl->hw, skb); + err = 0; + } - if (b43_using_pio_transfers(dev)) - err = b43_pio_tx(dev, skb); - else - err = b43_dma_tx(dev, skb); - if (unlikely(err)) - dev_kfree_skb(skb); /* Drop it */ + if (!err) + wl->tx_queue_stopped[queue_num] = 0; } #if B43_DEBUG @@ -3203,22 +3451,25 @@ static void b43_tx_work(struct work_struct *work) mutex_unlock(&wl->mutex); } -static int b43_op_tx(struct ieee80211_hw *hw, - struct sk_buff *skb) +static void b43_op_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) { struct b43_wl *wl = hw_to_b43_wl(hw); if (unlikely(skb->len < 2 + 2 + 6)) { /* Too short, this can't be a valid frame. */ - dev_kfree_skb_any(skb); - return NETDEV_TX_OK; + ieee80211_free_txskb(hw, skb); + return; } B43_WARN_ON(skb_shinfo(skb)->nr_frags); - skb_queue_tail(&wl->tx_queue, skb); - ieee80211_queue_work(wl->hw, &wl->tx_work); - - return NETDEV_TX_OK; + skb_queue_tail(&wl->tx_queue[skb->queue_mapping], skb); + if (!wl->tx_queue_stopped[skb->queue_mapping]) { + ieee80211_queue_work(wl->hw, &wl->tx_work); + } else { + ieee80211_stop_queue(wl->hw, skb->queue_mapping); + } } static void b43_qos_params_upload(struct b43_wldev *dev, @@ -3360,7 +3611,8 @@ static void b43_qos_init(struct b43_wldev *dev) b43dbg(dev->wl, "QoS enabled\n"); } -static int b43_op_conf_tx(struct ieee80211_hw *hw, u16 _queue, +static int b43_op_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u16 _queue, const struct ieee80211_tx_queue_params *params) { struct b43_wl *wl = hw_to_b43_wl(hw); @@ -3407,7 +3659,7 @@ static int b43_op_get_stats(struct ieee80211_hw *hw, return 0; } -static u64 b43_op_get_tsf(struct ieee80211_hw *hw) +static u64 b43_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct b43_wl *wl = hw_to_b43_wl(hw); struct b43_wldev *dev; @@ -3426,7 +3678,8 @@ static u64 b43_op_get_tsf(struct ieee80211_hw *hw) return tsf; } -static void b43_op_set_tsf(struct ieee80211_hw *hw, u64 tsf) +static void b43_op_set_tsf(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u64 tsf) { struct b43_wl *wl = hw_to_b43_wl(hw); struct b43_wldev *dev; @@ -3440,25 +3693,6 @@ static void b43_op_set_tsf(struct ieee80211_hw *hw, u64 tsf) mutex_unlock(&wl->mutex); } -static void b43_put_phy_into_reset(struct b43_wldev *dev) -{ - struct ssb_device *sdev = dev->dev; - u32 tmslow; - - tmslow = ssb_read32(sdev, SSB_TMSLOW); - tmslow &= ~B43_TMSLOW_GMODE; - tmslow |= B43_TMSLOW_PHYRESET; - tmslow |= SSB_TMSLOW_FGC; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - msleep(1); - - tmslow = ssb_read32(sdev, SSB_TMSLOW); - tmslow &= ~SSB_TMSLOW_FGC; - tmslow |= B43_TMSLOW_PHYRESET; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - msleep(1); -} - static const char *band_to_string(enum ieee80211_band band) { switch (band) { @@ -3474,94 +3708,75 @@ static const char *band_to_string(enum ieee80211_band band) } /* Expects wl->mutex locked */ -static int b43_switch_band(struct b43_wl *wl, struct ieee80211_channel *chan) +static int b43_switch_band(struct b43_wldev *dev, + struct ieee80211_channel *chan) { - struct b43_wldev *up_dev = NULL; - struct b43_wldev *down_dev; - struct b43_wldev *d; - int err; - bool uninitialized_var(gmode); - int prev_status; + struct b43_phy *phy = &dev->phy; + bool gmode; + u32 tmp; - /* Find a device and PHY which supports the band. */ - list_for_each_entry(d, &wl->devlist, list) { - switch (chan->band) { - case IEEE80211_BAND_5GHZ: - if (d->phy.supports_5ghz) { - up_dev = d; - gmode = 0; - } - break; - case IEEE80211_BAND_2GHZ: - if (d->phy.supports_2ghz) { - up_dev = d; - gmode = 1; - } - break; - default: - B43_WARN_ON(1); - return -EINVAL; - } - if (up_dev) - break; + switch (chan->band) { + case IEEE80211_BAND_5GHZ: + gmode = false; + break; + case IEEE80211_BAND_2GHZ: + gmode = true; + break; + default: + B43_WARN_ON(1); + return -EINVAL; } - if (!up_dev) { - b43err(wl, "Could not find a device for %s-GHz band operation\n", + + if (!((gmode && phy->supports_2ghz) || + (!gmode && phy->supports_5ghz))) { + b43err(dev->wl, "This device doesn't support %s-GHz band\n", band_to_string(chan->band)); return -ENODEV; } - if ((up_dev == wl->current_dev) && - (!!wl->current_dev->phy.gmode == !!gmode)) { + + if (!!phy->gmode == !!gmode) { /* This device is already running. */ return 0; } - b43dbg(wl, "Switching to %s-GHz band\n", - band_to_string(chan->band)); - down_dev = wl->current_dev; - prev_status = b43_status(down_dev); - /* Shutdown the currently running core. */ - if (prev_status >= B43_STAT_STARTED) - down_dev = b43_wireless_core_stop(down_dev); - if (prev_status >= B43_STAT_INITIALIZED) - b43_wireless_core_exit(down_dev); + b43dbg(dev->wl, "Switching to %s GHz band\n", + band_to_string(chan->band)); - if (down_dev != up_dev) { - /* We switch to a different core, so we put PHY into - * RESET on the old core. */ - b43_put_phy_into_reset(down_dev); + /* Some new devices don't need disabling radio for band switching */ + if (!(phy->type == B43_PHYTYPE_N && phy->rev >= 3)) + b43_software_rfkill(dev, true); + + phy->gmode = gmode; + b43_phy_put_into_reset(dev); + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + if (gmode) + tmp |= B43_BCMA_IOCTL_GMODE; + else + tmp &= ~B43_BCMA_IOCTL_GMODE; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW); + if (gmode) + tmp |= B43_TMSLOW_GMODE; + else + tmp &= ~B43_TMSLOW_GMODE; + ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp); + break; +#endif } + b43_phy_take_out_of_reset(dev); - /* Now start the new core. */ - up_dev->phy.gmode = gmode; - if (prev_status >= B43_STAT_INITIALIZED) { - err = b43_wireless_core_init(up_dev); - if (err) { - b43err(wl, "Fatal: Could not initialize device for " - "selected %s-GHz band\n", - band_to_string(chan->band)); - goto init_failure; - } - } - if (prev_status >= B43_STAT_STARTED) { - err = b43_wireless_core_start(up_dev); - if (err) { - b43err(wl, "Fatal: Coult not start device for " - "selected %s-GHz band\n", - band_to_string(chan->band)); - b43_wireless_core_exit(up_dev); - goto init_failure; - } - } - B43_WARN_ON(b43_status(up_dev) != prev_status); + b43_upload_initvals_band(dev); - wl->current_dev = up_dev; + b43_phy_init(dev); return 0; -init_failure: - /* Whoops, failed to init the new core. No core is operating now. */ - wl->current_dev = NULL; - return err; } /* Write the short and long frame retry limit values. */ @@ -3588,14 +3803,26 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) struct ieee80211_conf *conf = &hw->conf; int antenna; int err = 0; + bool reload_bss = false; mutex_lock(&wl->mutex); + dev = wl->current_dev; + + b43_mac_suspend(dev); + /* Switch the band (if necessary). This might change the active core. */ - err = b43_switch_band(wl, conf->channel); + err = b43_switch_band(dev, conf->chandef.chan); if (err) goto out_unlock_mutex; - dev = wl->current_dev; + + /* Need to reload all settings if the core changed */ + if (dev != wl->current_dev) { + dev = wl->current_dev; + changed = ~0; + reload_bss = true; + } + phy = &dev->phy; if (conf_is_ht(conf)) @@ -3604,8 +3831,6 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) else phy->is_40mhz = false; - b43_mac_suspend(dev); - if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) b43_set_retry_limits(dev, conf->short_frame_max_tx_count, conf->long_frame_max_tx_count); @@ -3615,8 +3840,8 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) /* Switch to the requested channel. * The firmware takes care of races with the TX handler. */ - if (conf->channel->hw_value != phy->channel) - b43_switch_channel(dev, conf->channel->hw_value); + if (conf->chandef.chan->hw_value != phy->channel) + b43_switch_channel(dev, conf->chandef.chan->hw_value); dev->wl->radiotap_enabled = !!(conf->flags & IEEE80211_CONF_MONITOR); @@ -3656,6 +3881,9 @@ out_mac_enable: out_unlock_mutex: mutex_unlock(&wl->mutex); + if (wl->vif && reload_bss) + b43_op_bss_info_changed(hw, wl->vif, &wl->vif->bss_conf, ~0); + return err; } @@ -3744,7 +3972,8 @@ static void b43_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BEACON_INT && (b43_is_mode(wl, NL80211_IFTYPE_AP) || b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT) || - b43_is_mode(wl, NL80211_IFTYPE_ADHOC))) + b43_is_mode(wl, NL80211_IFTYPE_ADHOC)) && + conf->beacon_int) b43_set_beacon_int(dev, conf->beacon_int); if (changed & BSS_CHANGED_BASIC_RATES) @@ -3776,6 +4005,20 @@ static int b43_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (modparam_nohwcrypt) return -ENOSPC; /* User disabled HW-crypto */ + if ((vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) && + (key->cipher == WLAN_CIPHER_SUITE_TKIP || + key->cipher == WLAN_CIPHER_SUITE_CCMP) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) { + /* + * For now, disable hw crypto for the RSN IBSS group keys. This + * could be optimized in the future, but until that gets + * implemented, use of software crypto for group addressed + * frames is a acceptable to allow RSN IBSS to be used. + */ + return -EOPNOTSUPP; + } + mutex_lock(&wl->mutex); dev = wl->current_dev; @@ -3917,10 +4160,14 @@ out_unlock: * because the core might be gone away while we unlocked the mutex. */ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev) { - struct b43_wl *wl = dev->wl; + struct b43_wl *wl; struct b43_wldev *orig_dev; u32 mask; + int queue_num; + if (!dev) + return NULL; + wl = dev->wl; redo: if (!dev || b43_status(dev) < B43_STAT_STARTED) return dev; @@ -3938,7 +4185,7 @@ redo: /* Disable interrupts on the device. */ b43_set_status(dev, B43_STAT_INITIALIZED); - if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { /* wl->mutex is locked. That is enough. */ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0); b43_read32(dev, B43_MMIO_GEN_IRQ_MASK); /* Flush */ @@ -3951,7 +4198,7 @@ redo: /* Synchronize and free the interrupt handlers. Unlock to avoid deadlocks. */ orig_dev = dev; mutex_unlock(&wl->mutex); - if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { b43_sdio_free_irq(dev); } else { synchronize_irq(dev->dev->irq); @@ -3969,9 +4216,15 @@ redo: 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)) - dev_kfree_skb(skb_dequeue(&wl->tx_queue)); + /* Drain all TX queues. */ + for (queue_num = 0; queue_num < B43_QOS_QUEUE_NUM; queue_num++) { + while (skb_queue_len(&wl->tx_queue[queue_num])) { + struct sk_buff *skb; + + skb = skb_dequeue(&wl->tx_queue[queue_num]); + ieee80211_free_txskb(wl->hw, skb); + } + } b43_mac_suspend(dev); b43_leds_exit(dev); @@ -3988,7 +4241,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev) B43_WARN_ON(b43_status(dev) != B43_STAT_INITIALIZED); drain_txstatus_queue(dev); - if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) { + if (b43_bus_host_is_sdio(dev->dev)) { err = b43_sdio_request_irq(dev, b43_sdio_interrupt_handler); if (err) { b43err(dev->wl, "Cannot request SDIO IRQ\n"); @@ -3999,7 +4252,8 @@ static int b43_wireless_core_start(struct b43_wldev *dev) b43_interrupt_thread_handler, IRQF_SHARED, KBUILD_MODNAME, dev); if (err) { - b43err(dev->wl, "Cannot request IRQ-%d\n", dev->dev->irq); + b43err(dev->wl, "Cannot request IRQ-%d\n", + dev->dev->irq); goto out; } } @@ -4012,7 +4266,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev) b43_mac_enable(dev); b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, dev->irq_mask); - /* Start maintainance work */ + /* Start maintenance work */ b43_periodic_tasks_setup(dev); b43_leds_init(dev); @@ -4022,6 +4276,35 @@ out: return err; } +static char *b43_phy_name(struct b43_wldev *dev, u8 phy_type) +{ + switch (phy_type) { + case B43_PHYTYPE_A: + return "A"; + case B43_PHYTYPE_B: + return "B"; + case B43_PHYTYPE_G: + return "G"; + case B43_PHYTYPE_N: + return "N"; + case B43_PHYTYPE_LP: + return "LP"; + case B43_PHYTYPE_SSLPN: + return "SSLPN"; + case B43_PHYTYPE_HT: + return "HT"; + case B43_PHYTYPE_LCN: + return "LCN"; + case B43_PHYTYPE_LCNXN: + return "LCNXN"; + case B43_PHYTYPE_LCN40: + return "LCN40"; + case B43_PHYTYPE_AC: + return "AC"; + } + return "UNKNOWN"; +} + /* Get PHY and RADIO versioning numbers */ static int b43_phy_versioning(struct b43_wldev *dev) { @@ -4066,35 +4349,67 @@ static int b43_phy_versioning(struct b43_wldev *dev) unsupported = 1; break; #endif +#ifdef CONFIG_B43_PHY_HT + case B43_PHYTYPE_HT: + if (phy_rev > 1) + unsupported = 1; + break; +#endif +#ifdef CONFIG_B43_PHY_LCN + case B43_PHYTYPE_LCN: + if (phy_rev > 1) + unsupported = 1; + break; +#endif default: unsupported = 1; - }; + } if (unsupported) { - b43err(dev->wl, "FOUND UNSUPPORTED PHY " - "(Analog %u, Type %u, Revision %u)\n", - analog_type, phy_type, phy_rev); + b43err(dev->wl, "FOUND UNSUPPORTED PHY (Analog %u, Type %d (%s), Revision %u)\n", + analog_type, phy_type, b43_phy_name(dev, phy_type), + phy_rev); return -EOPNOTSUPP; } - b43dbg(dev->wl, "Found PHY: Analog %u, Type %u, Revision %u\n", - analog_type, phy_type, phy_rev); + b43info(dev->wl, "Found PHY: Analog %u, Type %d (%s), Revision %u\n", + analog_type, phy_type, b43_phy_name(dev, phy_type), phy_rev); /* Get RADIO versioning */ - if (dev->dev->bus->chip_id == 0x4317) { - if (dev->dev->bus->chip_rev == 0) - tmp = 0x3205017F; - else if (dev->dev->bus->chip_rev == 1) - tmp = 0x4205017F; - else - tmp = 0x5205017F; + if (dev->dev->core_rev >= 24) { + u16 radio24[3]; + + for (tmp = 0; tmp < 3; tmp++) { + b43_write16(dev, B43_MMIO_RADIO24_CONTROL, tmp); + radio24[tmp] = b43_read16(dev, B43_MMIO_RADIO24_DATA); + } + + /* Broadcom uses "id" for our "ver" and has separated "ver" */ + /* radio_ver = (radio24[0] & 0xF0) >> 4; */ + + radio_manuf = 0x17F; + radio_ver = (radio24[2] << 8) | radio24[1]; + radio_rev = (radio24[0] & 0xF); } else { - b43_write16(dev, B43_MMIO_RADIO_CONTROL, B43_RADIOCTL_ID); - tmp = b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); - b43_write16(dev, B43_MMIO_RADIO_CONTROL, B43_RADIOCTL_ID); - tmp |= (u32)b43_read16(dev, B43_MMIO_RADIO_DATA_HIGH) << 16; - } - radio_manuf = (tmp & 0x00000FFF); - radio_ver = (tmp & 0x0FFFF000) >> 12; - radio_rev = (tmp & 0xF0000000) >> 28; + if (dev->dev->chip_id == 0x4317) { + if (dev->dev->chip_rev == 0) + tmp = 0x3205017F; + else if (dev->dev->chip_rev == 1) + tmp = 0x4205017F; + else + tmp = 0x5205017F; + } else { + b43_write16(dev, B43_MMIO_RADIO_CONTROL, + B43_RADIOCTL_ID); + tmp = b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); + b43_write16(dev, B43_MMIO_RADIO_CONTROL, + B43_RADIOCTL_ID); + tmp |= (u32)b43_read16(dev, B43_MMIO_RADIO_DATA_HIGH) + << 16; + } + radio_manuf = (tmp & 0x00000FFF); + radio_ver = (tmp & 0x0FFFF000) >> 12; + radio_rev = (tmp & 0xF0000000) >> 28; + } + if (radio_manuf != 0x17F /* Broadcom */) unsupported = 1; switch (phy_type) { @@ -4122,6 +4437,14 @@ static int b43_phy_versioning(struct b43_wldev *dev) if (radio_ver != 0x2062 && radio_ver != 0x2063) unsupported = 1; break; + case B43_PHYTYPE_HT: + if (radio_ver != 0x2059) + unsupported = 1; + break; + case B43_PHYTYPE_LCN: + if (radio_ver != 0x2064) + unsupported = 1; + break; default: B43_WARN_ON(1); } @@ -4154,18 +4477,18 @@ static void setup_struct_phy_for_init(struct b43_wldev *dev, atomic_set(&phy->txerr_cnt, B43_PHY_TX_BADNESS_LIMIT); #if B43_DEBUG - phy->phy_locked = 0; - phy->radio_locked = 0; + phy->phy_locked = false; + phy->radio_locked = false; #endif } static void setup_struct_wldev_for_init(struct b43_wldev *dev) { - dev->dfq_valid = 0; + dev->dfq_valid = false; /* Assume the radio is enabled. If it's not enabled, the state will * immediately get fixed on the first periodic work run. */ - dev->radio_hw_enable = 1; + dev->radio_hw_enable = true; /* Stats */ memset(&dev->stats, 0, sizeof(dev->stats)); @@ -4187,7 +4510,7 @@ static void setup_struct_wldev_for_init(struct b43_wldev *dev) static void b43_bluetooth_coext_enable(struct b43_wldev *dev) { - struct ssb_sprom *sprom = &dev->dev->bus->sprom; + struct ssb_sprom *sprom = dev->dev->bus_sprom; u64 hf; if (!modparam_btcoex) @@ -4214,33 +4537,27 @@ static void b43_bluetooth_coext_disable(struct b43_wldev *dev) static void b43_imcfglo_timeouts_workaround(struct b43_wldev *dev) { -#ifdef CONFIG_SSB_DRIVER_PCICORE - struct ssb_bus *bus = dev->dev->bus; + struct ssb_bus *bus; u32 tmp; - if (bus->pcicore.dev && - bus->pcicore.dev->id.coreid == SSB_DEV_PCI && - bus->pcicore.dev->id.revision <= 5) { - /* IMCFGLO timeouts workaround. */ - tmp = ssb_read32(dev->dev, SSB_IMCFGLO); - switch (bus->bustype) { - case SSB_BUSTYPE_PCI: - case SSB_BUSTYPE_PCMCIA: - tmp &= ~SSB_IMCFGLO_REQTO; - tmp &= ~SSB_IMCFGLO_SERTO; - tmp |= 0x32; - break; - case SSB_BUSTYPE_SSB: - tmp &= ~SSB_IMCFGLO_REQTO; - tmp &= ~SSB_IMCFGLO_SERTO; - tmp |= 0x53; - break; - default: - break; - } - ssb_write32(dev->dev, SSB_IMCFGLO, tmp); +#ifdef CONFIG_B43_SSB + if (dev->dev->bus_type != B43_BUS_SSB) + return; +#else + return; +#endif + + bus = dev->dev->sdev->bus; + + if ((bus->chip_id == 0x4311 && bus->chip_rev == 2) || + (bus->chip_id == 0x4312)) { + tmp = ssb_read32(dev->dev->sdev, SSB_IMCFGLO); + tmp &= ~SSB_IMCFGLO_REQTO; + tmp &= ~SSB_IMCFGLO_SERTO; + tmp |= 0x3; + ssb_write32(dev->dev->sdev, SSB_IMCFGLO, tmp); + ssb_commit_settings(bus); } -#endif /* CONFIG_SSB_DRIVER_PCICORE */ } static void b43_set_synth_pu_delay(struct b43_wldev *dev, bool idle) @@ -4282,22 +4599,28 @@ static void b43_set_pretbtt(struct b43_wldev *dev) /* Locking: wl->mutex */ static void b43_wireless_core_exit(struct b43_wldev *dev) { - u32 macctl; - B43_WARN_ON(dev && b43_status(dev) > B43_STAT_INITIALIZED); if (!dev || b43_status(dev) != B43_STAT_INITIALIZED) return; - /* Unregister HW RNG driver */ - b43_rng_exit(dev->wl); - b43_set_status(dev, B43_STAT_UNINIT); /* Stop the microcode PSM. */ - macctl = b43_read32(dev, B43_MMIO_MACCTL); - macctl &= ~B43_MACCTL_PSM_RUN; - macctl |= B43_MACCTL_PSM_JMP0; - b43_write32(dev, B43_MMIO_MACCTL, macctl); + b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_PSM_RUN, + B43_MACCTL_PSM_JMP0); + + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + bcma_core_pci_down(dev->dev->bdev->bus); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + /* TODO */ + break; +#endif + } b43_dma_free(dev); b43_pio_free(dev); @@ -4308,36 +4631,46 @@ static void b43_wireless_core_exit(struct b43_wldev *dev) dev->wl->current_beacon = NULL; } - ssb_device_disable(dev->dev, 0); - ssb_bus_may_powerdown(dev->dev->bus); + b43_device_disable(dev, 0); + b43_bus_may_powerdown(dev); } /* Initialize a wireless core */ static int b43_wireless_core_init(struct b43_wldev *dev) { - struct ssb_bus *bus = dev->dev->bus; - struct ssb_sprom *sprom = &bus->sprom; + struct ssb_sprom *sprom = dev->dev->bus_sprom; struct b43_phy *phy = &dev->phy; int err; u64 hf; - u32 tmp; B43_WARN_ON(b43_status(dev) != B43_STAT_UNINIT); - err = ssb_bus_powerup(bus, 0); + err = b43_bus_powerup(dev, 0); if (err) goto out; - if (!ssb_device_is_enabled(dev->dev)) { - tmp = phy->gmode ? B43_TMSLOW_GMODE : 0; - b43_wireless_core_reset(dev, tmp); - } + if (!b43_device_is_enabled(dev)) + b43_wireless_core_reset(dev, phy->gmode); /* Reset all data structures. */ setup_struct_wldev_for_init(dev); phy->ops->prepare_structs(dev); /* Enable IRQ routing to this device. */ - ssb_pcicore_dev_irqvecs_enable(&bus->pcicore, dev->dev); + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci[0], + dev->dev->bdev, true); + bcma_core_pci_up(dev->dev->bdev->bus); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + ssb_pcicore_dev_irqvecs_enable(&dev->dev->sdev->bus->pcicore, + dev->dev->sdev); + break; +#endif + } b43_imcfglo_timeouts_workaround(dev); b43_bluetooth_coext_disable(dev); @@ -4350,7 +4683,7 @@ static int b43_wireless_core_init(struct b43_wldev *dev) if (err) goto err_busdown; b43_shm_write16(dev, B43_SHM_SHARED, - B43_SHM_SH_WLCOREREV, dev->dev->id.revision); + B43_SHM_SH_WLCOREREV, dev->dev->core_rev); hf = b43_hf_read(dev); if (phy->type == B43_PHYTYPE_G) { hf |= B43_HF_SYMW; @@ -4367,9 +4700,10 @@ static int b43_wireless_core_init(struct b43_wldev *dev) } if (sprom->boardflags_lo & B43_BFL_XTAL_NOSLOW) hf |= B43_HF_DSCRQ; /* Disable slowclock requests from ucode. */ -#ifdef CONFIG_SSB_DRIVER_PCICORE - if ((bus->bustype == SSB_BUSTYPE_PCI) && - (bus->pcicore.dev->id.revision <= 10)) +#if defined(CONFIG_B43_SSB) && defined(CONFIG_SSB_DRIVER_PCICORE) + if (dev->dev->bus_type == B43_BUS_SSB && + dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI && + dev->dev->sdev->bus->pcicore.dev->id.revision <= 10) hf |= B43_HF_PCISCW; /* PCI slow clock workaround. */ #endif hf &= ~B43_HF_SKCFPUP; @@ -4397,13 +4731,18 @@ static int b43_wireless_core_init(struct b43_wldev *dev) /* Maximum Contention Window */ b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_MAXCONT, 0x3FF); - if ((dev->dev->bus->bustype == SSB_BUSTYPE_PCMCIA) || - (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) || - dev->use_pio) { - dev->__using_pio_transfers = 1; + if (b43_bus_host_is_pcmcia(dev->dev) || + b43_bus_host_is_sdio(dev->dev)) { + dev->__using_pio_transfers = true; + err = b43_pio_init(dev); + } else if (dev->use_pio) { + b43warn(dev->wl, "Forced PIO by use_pio module parameter. " + "This should not be needed and will result in lower " + "performance.\n"); + dev->__using_pio_transfers = true; err = b43_pio_init(dev); } else { - dev->__using_pio_transfers = 0; + dev->__using_pio_transfers = false; err = b43_dma_init(dev); } if (err) @@ -4412,7 +4751,7 @@ static int b43_wireless_core_init(struct b43_wldev *dev) b43_set_synth_pu_delay(dev, 1); b43_bluetooth_coext_enable(dev); - ssb_bus_powerup(bus, !(sprom->boardflags_lo & B43_BFL_XTAL_NOSLOW)); + b43_bus_powerup(dev, !(sprom->boardflags_lo & B43_BFL_XTAL_NOSLOW)); b43_upload_card_macaddress(dev); b43_security_init(dev); @@ -4420,16 +4759,13 @@ static int b43_wireless_core_init(struct b43_wldev *dev) b43_set_status(dev, B43_STAT_INITIALIZED); - /* Register HW RNG driver */ - b43_rng_init(dev->wl); - out: return err; err_chip_exit: b43_chip_exit(dev); err_busdown: - ssb_bus_may_powerdown(bus); + b43_bus_may_powerdown(dev); B43_WARN_ON(b43_status(dev) != B43_STAT_UNINIT); return err; } @@ -4457,7 +4793,7 @@ static int b43_op_add_interface(struct ieee80211_hw *hw, b43dbg(wl, "Adding Interface type %d\n", vif->type); dev = wl->current_dev; - wl->operating = 1; + wl->operating = true; wl->vif = vif; wl->if_type = vif->type; memcpy(wl->mac_addr, vif->addr, ETH_ALEN); @@ -4471,6 +4807,9 @@ static int b43_op_add_interface(struct ieee80211_hw *hw, out_mutex_unlock: mutex_unlock(&wl->mutex); + if (err == 0) + b43_op_bss_info_changed(hw, vif, &vif->bss_conf, ~0); + return err; } @@ -4488,7 +4827,7 @@ static void b43_op_remove_interface(struct ieee80211_hw *hw, B43_WARN_ON(wl->vif != vif); wl->vif = NULL; - wl->operating = 0; + wl->operating = false; b43_adjust_opmode(dev); memset(wl->mac_addr, 0, ETH_ALEN); @@ -4510,12 +4849,12 @@ static int b43_op_start(struct ieee80211_hw *hw) memset(wl->bssid, 0, ETH_ALEN); memset(wl->mac_addr, 0, ETH_ALEN); wl->filter_flags = 0; - wl->radiotap_enabled = 0; + wl->radiotap_enabled = false; b43_qos_clear(wl); - wl->beacon0_uploaded = 0; - wl->beacon1_uploaded = 0; - wl->beacon_templates_virgin = 1; - wl->radio_enabled = 1; + wl->beacon0_uploaded = false; + wl->beacon1_uploaded = false; + wl->beacon_templates_virgin = true; + wl->radio_enabled = true; mutex_lock(&wl->mutex); @@ -4541,6 +4880,15 @@ static int b43_op_start(struct ieee80211_hw *hw) out_mutex_unlock: mutex_unlock(&wl->mutex); + /* + * Configuration may have been overwritten during initialization. + * Reload the configuration, but only if initialization was + * successful. Reloading the configuration after a failed init + * may hang the system. + */ + if (!err) + b43_op_config(hw, ~0); + return err; } @@ -4551,6 +4899,9 @@ static void b43_op_stop(struct ieee80211_hw *hw) cancel_work_sync(&(wl->beacon_update_trigger)); + if (!dev) + goto out; + mutex_lock(&wl->mutex); if (b43_status(dev) >= B43_STAT_STARTED) { dev = b43_wireless_core_stop(dev); @@ -4558,11 +4909,11 @@ static void b43_op_stop(struct ieee80211_hw *hw) goto out_unlock; } b43_wireless_core_exit(dev); - wl->radio_enabled = 0; + wl->radio_enabled = false; out_unlock: mutex_unlock(&wl->mutex); - +out: cancel_work_sync(&(wl->txpower_adjust_work)); } @@ -4625,7 +4976,7 @@ static int b43_op_get_survey(struct ieee80211_hw *hw, int idx, if (idx != 0) return -ENOENT; - survey->channel = conf->channel; + survey->channel = conf->chandef.chan; survey->filled = SURVEY_INFO_NOISE_DBM; survey->noise = dev->stats.link_noise; @@ -4697,10 +5048,18 @@ out: if (err) wl->current_dev = NULL; /* Failed to init the dev. */ mutex_unlock(&wl->mutex); - if (err) + + if (err) { b43err(wl, "Controller restart FAILED\n"); - else - b43info(wl, "Controller restarted\n"); + return; + } + + /* reload configuration */ + b43_op_config(wl->hw, ~0); + if (wl->vif) + b43_op_bss_info_changed(wl->hw, wl->vif, &wl->vif->bss_conf, ~0); + + b43info(wl, "Controller restarted\n"); } static int b43_setup_bands(struct b43_wldev *dev, @@ -4732,14 +5091,85 @@ static void b43_wireless_core_detach(struct b43_wldev *dev) b43_phy_free(dev); } +static void b43_supported_bands(struct b43_wldev *dev, bool *have_2ghz_phy, + bool *have_5ghz_phy) +{ + u16 dev_id = 0; + +#ifdef CONFIG_B43_BCMA + if (dev->dev->bus_type == B43_BUS_BCMA && + dev->dev->bdev->bus->hosttype == BCMA_HOSTTYPE_PCI) + dev_id = dev->dev->bdev->bus->host_pci->device; +#endif +#ifdef CONFIG_B43_SSB + if (dev->dev->bus_type == B43_BUS_SSB && + dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) + dev_id = dev->dev->sdev->bus->host_pci->device; +#endif + /* Override with SPROM value if available */ + if (dev->dev->bus_sprom->dev_id) + dev_id = dev->dev->bus_sprom->dev_id; + + /* Note: below IDs can be "virtual" (not maching e.g. real PCI ID) */ + switch (dev_id) { + case 0x4324: /* BCM4306 */ + case 0x4312: /* BCM4311 */ + case 0x4319: /* BCM4318 */ + case 0x4328: /* BCM4321 */ + case 0x432b: /* BCM4322 */ + case 0x4350: /* BCM43222 */ + case 0x4353: /* BCM43224 */ + case 0x0576: /* BCM43224 */ + case 0x435f: /* BCM6362 */ + case 0x4331: /* BCM4331 */ + case 0x4359: /* BCM43228 */ + case 0x43a0: /* BCM4360 */ + case 0x43b1: /* BCM4352 */ + /* Dual band devices */ + *have_2ghz_phy = true; + *have_5ghz_phy = true; + return; + case 0x4321: /* BCM4306 */ + case 0x4313: /* BCM4311 */ + case 0x431a: /* BCM4318 */ + case 0x432a: /* BCM4321 */ + case 0x432d: /* BCM4322 */ + case 0x4352: /* BCM43222 */ + case 0x4333: /* BCM4331 */ + case 0x43a2: /* BCM4360 */ + case 0x43b3: /* BCM4352 */ + /* 5 GHz only devices */ + *have_2ghz_phy = false; + *have_5ghz_phy = true; + return; + } + + /* As a fallback, try to guess using PHY type */ + switch (dev->phy.type) { + case B43_PHYTYPE_A: + *have_2ghz_phy = false; + *have_5ghz_phy = true; + return; + case B43_PHYTYPE_G: + case B43_PHYTYPE_N: + case B43_PHYTYPE_LP: + case B43_PHYTYPE_HT: + case B43_PHYTYPE_LCN: + *have_2ghz_phy = true; + *have_5ghz_phy = false; + return; + } + + B43_WARN_ON(1); +} + static int b43_wireless_core_attach(struct b43_wldev *dev) { struct b43_wl *wl = dev->wl; - struct ssb_bus *bus = dev->dev->bus; - struct pci_dev *pdev = (bus->bustype == SSB_BUSTYPE_PCI) ? bus->host_pci : NULL; + struct b43_phy *phy = &dev->phy; int err; - bool have_2ghz_phy = 0, have_5ghz_phy = 0; u32 tmp; + bool have_2ghz_phy = false, have_5ghz_phy = false; /* Do NOT do any device initialization here. * Do it in wireless_core_init() instead. @@ -4748,74 +5178,69 @@ static int b43_wireless_core_attach(struct b43_wldev *dev) * that in core_init(), too. */ - err = ssb_bus_powerup(bus, 0); + err = b43_bus_powerup(dev, 0); if (err) { b43err(wl, "Bus powerup failed\n"); goto out; } - /* Get the PHY type. */ - if (dev->dev->id.revision >= 5) { - u32 tmshigh; - tmshigh = ssb_read32(dev->dev, SSB_TMSHIGH); - have_2ghz_phy = !!(tmshigh & B43_TMSHIGH_HAVE_2GHZ_PHY); - have_5ghz_phy = !!(tmshigh & B43_TMSHIGH_HAVE_5GHZ_PHY); - } else - B43_WARN_ON(1); + phy->do_full_init = true; + + /* Try to guess supported bands for the first init needs */ + switch (dev->dev->bus_type) { +#ifdef CONFIG_B43_BCMA + case B43_BUS_BCMA: + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOST); + have_2ghz_phy = !!(tmp & B43_BCMA_IOST_2G_PHY); + have_5ghz_phy = !!(tmp & B43_BCMA_IOST_5G_PHY); + break; +#endif +#ifdef CONFIG_B43_SSB + case B43_BUS_SSB: + if (dev->dev->core_rev >= 5) { + tmp = ssb_read32(dev->dev->sdev, SSB_TMSHIGH); + have_2ghz_phy = !!(tmp & B43_TMSHIGH_HAVE_2GHZ_PHY); + have_5ghz_phy = !!(tmp & B43_TMSHIGH_HAVE_5GHZ_PHY); + } else + B43_WARN_ON(1); + break; +#endif + } dev->phy.gmode = have_2ghz_phy; - dev->phy.radio_on = 1; - tmp = dev->phy.gmode ? B43_TMSLOW_GMODE : 0; - b43_wireless_core_reset(dev, tmp); + b43_wireless_core_reset(dev, dev->phy.gmode); + /* Get the PHY type. */ err = b43_phy_versioning(dev); if (err) goto err_powerdown; - /* Check if this device supports multiband. */ - if (!pdev || - (pdev->device != 0x4312 && - pdev->device != 0x4319 && pdev->device != 0x4324)) { - /* No multiband support. */ - have_2ghz_phy = 0; - have_5ghz_phy = 0; - switch (dev->phy.type) { - case B43_PHYTYPE_A: - have_5ghz_phy = 1; - break; - case B43_PHYTYPE_LP: //FIXME not always! -#if 0 //FIXME enabling 5GHz causes a NULL pointer dereference - have_5ghz_phy = 1; -#endif - case B43_PHYTYPE_G: - case B43_PHYTYPE_N: - have_2ghz_phy = 1; - break; - default: - B43_WARN_ON(1); - } + + /* Get real info about supported bands */ + b43_supported_bands(dev, &have_2ghz_phy, &have_5ghz_phy); + + /* We don't support 5 GHz on some PHYs yet */ + switch (dev->phy.type) { + case B43_PHYTYPE_A: + case B43_PHYTYPE_G: + case B43_PHYTYPE_N: + case B43_PHYTYPE_LP: + case B43_PHYTYPE_HT: + b43warn(wl, "5 GHz band is unsupported on this PHY\n"); + have_5ghz_phy = false; } - if (dev->phy.type == B43_PHYTYPE_A) { - /* FIXME */ - b43err(wl, "IEEE 802.11a devices are unsupported\n"); + + if (!have_2ghz_phy && !have_5ghz_phy) { + b43err(wl, "b43 can't support any band on this device\n"); err = -EOPNOTSUPP; goto err_powerdown; } - if (1 /* disable A-PHY */) { - /* FIXME: For now we disable the A-PHY on multi-PHY devices. */ - if (dev->phy.type != B43_PHYTYPE_N && - dev->phy.type != B43_PHYTYPE_LP) { - have_2ghz_phy = 1; - have_5ghz_phy = 0; - } - } err = b43_phy_allocate(dev); if (err) goto err_powerdown; dev->phy.gmode = have_2ghz_phy; - tmp = dev->phy.gmode ? B43_TMSLOW_GMODE : 0; - b43_wireless_core_reset(dev, tmp); + b43_wireless_core_reset(dev, dev->phy.gmode); err = b43_validate_chipaccess(dev); if (err) @@ -4830,8 +5255,8 @@ static int b43_wireless_core_attach(struct b43_wldev *dev) INIT_WORK(&dev->restart_work, b43_chip_reset); dev->phy.ops->switch_analog(dev, 0); - ssb_device_disable(dev->dev, 0); - ssb_bus_may_powerdown(bus); + b43_device_disable(dev, 0); + b43_bus_may_powerdown(dev); out: return err; @@ -4839,11 +5264,11 @@ out: err_phy_free: b43_phy_free(dev); err_powerdown: - ssb_bus_may_powerdown(bus); + b43_bus_may_powerdown(dev); return err; } -static void b43_one_core_detach(struct ssb_device *dev) +static void b43_one_core_detach(struct b43_bus_dev *dev) { struct b43_wldev *wldev; struct b43_wl *wl; @@ -4851,38 +5276,20 @@ static void b43_one_core_detach(struct ssb_device *dev) /* Do not cancel ieee80211-workqueue based work here. * See comment in b43_remove(). */ - wldev = ssb_get_drvdata(dev); + wldev = b43_bus_get_wldev(dev); wl = wldev->wl; b43_debugfs_remove_device(wldev); b43_wireless_core_detach(wldev); list_del(&wldev->list); - wl->nr_devs--; - ssb_set_drvdata(dev, NULL); + b43_bus_set_wldev(dev, NULL); kfree(wldev); } -static int b43_one_core_attach(struct ssb_device *dev, struct b43_wl *wl) +static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl) { struct b43_wldev *wldev; - struct pci_dev *pdev; int err = -ENOMEM; - if (!list_empty(&wl->devlist)) { - /* We are not the first core on this chip. */ - pdev = (dev->bus->bustype == SSB_BUSTYPE_PCI) ? dev->bus->host_pci : NULL; - /* Only special chips support more than one wireless - * core, although some of the other chips have more than - * one wireless core as well. Check for this and - * bail out early. - */ - if (!pdev || - ((pdev->device != 0x4321) && - (pdev->device != 0x4313) && (pdev->device != 0x431A))) { - b43dbg(wl, "Ignoring unconnected 802.11 core\n"); - return -ENODEV; - } - } - wldev = kzalloc(sizeof(*wldev), GFP_KERNEL); if (!wldev) goto out; @@ -4898,9 +5305,7 @@ static int b43_one_core_attach(struct ssb_device *dev, struct b43_wl *wl) if (err) goto err_kfree_wldev; - list_add(&wldev->list, &wl->devlist); - wl->nr_devs++; - ssb_set_drvdata(dev, wldev); + b43_bus_set_wldev(dev, wldev); b43_debugfs_add_device(wldev); out: @@ -4917,16 +5322,17 @@ static int b43_one_core_attach(struct ssb_device *dev, struct b43_wl *wl) (pdev->subsystem_vendor == PCI_VENDOR_ID_##_subvendor) && \ (pdev->subsystem_device == _subdevice) ) +#ifdef CONFIG_B43_SSB static void b43_sprom_fixup(struct ssb_bus *bus) { struct pci_dev *pdev; /* boardflags workarounds */ if (bus->boardinfo.vendor == SSB_BOARDVENDOR_DELL && - bus->chip_id == 0x4301 && bus->boardinfo.rev == 0x74) + bus->chip_id == 0x4301 && bus->sprom.board_rev == 0x74) bus->sprom.boardflags_lo |= B43_BFL_BTCOEXIST; if (bus->boardinfo.vendor == PCI_VENDOR_ID_APPLE && - bus->boardinfo.type == 0x4E && bus->boardinfo.rev > 0x40) + bus->boardinfo.type == 0x4E && bus->sprom.board_rev > 0x40) bus->sprom.boardflags_lo |= B43_BFL_PACTRL; if (bus->bustype == SSB_BUSTYPE_PCI) { pdev = bus->host_pci; @@ -4941,27 +5347,27 @@ static void b43_sprom_fixup(struct ssb_bus *bus) } } -static void b43_wireless_exit(struct ssb_device *dev, struct b43_wl *wl) +static void b43_wireless_exit(struct b43_bus_dev *dev, struct b43_wl *wl) { struct ieee80211_hw *hw = wl->hw; - ssb_set_devtypedata(dev, NULL); + ssb_set_devtypedata(dev->sdev, NULL); ieee80211_free_hw(hw); } +#endif -static int b43_wireless_init(struct ssb_device *dev) +static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev) { - struct ssb_sprom *sprom = &dev->bus->sprom; + struct ssb_sprom *sprom = dev->bus_sprom; struct ieee80211_hw *hw; struct b43_wl *wl; - int err = -ENOMEM; - - b43_sprom_fixup(dev->bus); + char chip_name[6]; + int queue_num; hw = ieee80211_alloc_hw(sizeof(*wl), &b43_hw_ops); if (!hw) { b43err(NULL, "Could not allocate ieee80211 device\n"); - goto out; + return ERR_PTR(-ENOMEM); } wl = hw_to_b43_wl(hw); @@ -4976,8 +5382,9 @@ static int b43_wireless_init(struct ssb_device *dev) BIT(NL80211_IFTYPE_WDS) | BIT(NL80211_IFTYPE_ADHOC); - hw->queues = modparam_qos ? 4 : 1; - wl->mac80211_initially_registered_queues = hw->queues; + hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; + + wl->hw_registred = false; hw->max_rates = 2; SET_IEEE80211_DEV(hw, dev->dev); if (is_valid_ether_addr(sprom->et1mac)) @@ -4989,88 +5396,180 @@ static int b43_wireless_init(struct ssb_device *dev) wl->hw = hw; mutex_init(&wl->mutex); spin_lock_init(&wl->hardirq_lock); - INIT_LIST_HEAD(&wl->devlist); INIT_WORK(&wl->beacon_update_trigger, b43_beacon_update_trigger_work); INIT_WORK(&wl->txpower_adjust_work, b43_phy_txpower_adjust_work); INIT_WORK(&wl->tx_work, b43_tx_work); - skb_queue_head_init(&wl->tx_queue); - ssb_set_devtypedata(dev, wl); - b43info(wl, "Broadcom %04X WLAN found (core revision %u)\n", - dev->bus->chip_id, dev->id.revision); - err = 0; -out: - return err; + /* Initialize queues and flags. */ + for (queue_num = 0; queue_num < B43_QOS_QUEUE_NUM; queue_num++) { + skb_queue_head_init(&wl->tx_queue[queue_num]); + wl->tx_queue_stopped[queue_num] = 0; + } + + snprintf(chip_name, ARRAY_SIZE(chip_name), + (dev->chip_id > 0x9999) ? "%d" : "%04X", dev->chip_id); + b43info(wl, "Broadcom %s WLAN found (core revision %u)\n", chip_name, + dev->core_rev); + return wl; } -static int b43_probe(struct ssb_device *dev, const struct ssb_device_id *id) +#ifdef CONFIG_B43_BCMA +static int b43_bcma_probe(struct bcma_device *core) { + struct b43_bus_dev *dev; struct b43_wl *wl; int err; - int first = 0; - wl = ssb_get_devtypedata(dev); - if (!wl) { - /* Probing the first core. Must setup common struct b43_wl */ - first = 1; - err = b43_wireless_init(dev); - if (err) - goto out; - wl = ssb_get_devtypedata(dev); - B43_WARN_ON(!wl); + if (!modparam_allhwsupport && + (core->id.rev == 0x17 || core->id.rev == 0x18)) { + pr_err("Support for cores revisions 0x17 and 0x18 disabled by module param allhwsupport=0. Try b43.allhwsupport=1\n"); + return -ENOTSUPP; + } + + dev = b43_bus_dev_bcma_init(core); + if (!dev) + return -ENODEV; + + wl = b43_wireless_init(dev); + if (IS_ERR(wl)) { + err = PTR_ERR(wl); + goto bcma_out; } + err = b43_one_core_attach(dev, wl); if (err) - goto err_wireless_exit; + goto bcma_err_wireless_exit; - if (first) { - err = ieee80211_register_hw(wl->hw); - if (err) - goto err_one_core_detach; - b43_leds_register(wl->current_dev); + /* setup and start work to load firmware */ + INIT_WORK(&wl->firmware_load, b43_request_firmware); + schedule_work(&wl->firmware_load); + +bcma_out: + return err; + +bcma_err_wireless_exit: + ieee80211_free_hw(wl->hw); + return err; +} + +static void b43_bcma_remove(struct bcma_device *core) +{ + struct b43_wldev *wldev = bcma_get_drvdata(core); + struct b43_wl *wl = wldev->wl; + + /* We must cancel any work here before unregistering from ieee80211, + * as the ieee80211 unreg will destroy the workqueue. */ + cancel_work_sync(&wldev->restart_work); + cancel_work_sync(&wl->firmware_load); + + B43_WARN_ON(!wl); + if (!wldev->fw.ucode.data) + return; /* NULL if firmware never loaded */ + if (wl->current_dev == wldev && wl->hw_registred) { + b43_leds_stop(wldev); + ieee80211_unregister_hw(wl->hw); } - out: + b43_one_core_detach(wldev->dev); + + /* Unregister HW RNG driver */ + b43_rng_exit(wl); + + b43_leds_unregister(wl); + + ieee80211_free_hw(wl->hw); +} + +static struct bcma_driver b43_bcma_driver = { + .name = KBUILD_MODNAME, + .id_table = b43_bcma_tbl, + .probe = b43_bcma_probe, + .remove = b43_bcma_remove, +}; +#endif + +#ifdef CONFIG_B43_SSB +static +int b43_ssb_probe(struct ssb_device *sdev, const struct ssb_device_id *id) +{ + struct b43_bus_dev *dev; + struct b43_wl *wl; + int err; + + dev = b43_bus_dev_ssb_init(sdev); + if (!dev) + return -ENOMEM; + + wl = ssb_get_devtypedata(sdev); + if (wl) { + b43err(NULL, "Dual-core devices are not supported\n"); + err = -ENOTSUPP; + goto err_ssb_kfree_dev; + } + + b43_sprom_fixup(sdev->bus); + + wl = b43_wireless_init(dev); + if (IS_ERR(wl)) { + err = PTR_ERR(wl); + goto err_ssb_kfree_dev; + } + ssb_set_devtypedata(sdev, wl); + B43_WARN_ON(ssb_get_devtypedata(sdev) != wl); + + err = b43_one_core_attach(dev, wl); + if (err) + goto err_ssb_wireless_exit; + + /* setup and start work to load firmware */ + INIT_WORK(&wl->firmware_load, b43_request_firmware); + schedule_work(&wl->firmware_load); + return err; - err_one_core_detach: - b43_one_core_detach(dev); - err_wireless_exit: - if (first) - b43_wireless_exit(dev, wl); +err_ssb_wireless_exit: + b43_wireless_exit(dev, wl); +err_ssb_kfree_dev: + kfree(dev); return err; } -static void b43_remove(struct ssb_device *dev) +static void b43_ssb_remove(struct ssb_device *sdev) { - struct b43_wl *wl = ssb_get_devtypedata(dev); - struct b43_wldev *wldev = ssb_get_drvdata(dev); + struct b43_wl *wl = ssb_get_devtypedata(sdev); + struct b43_wldev *wldev = ssb_get_drvdata(sdev); + struct b43_bus_dev *dev = wldev->dev; /* We must cancel any work here before unregistering from ieee80211, * as the ieee80211 unreg will destroy the workqueue. */ cancel_work_sync(&wldev->restart_work); + cancel_work_sync(&wl->firmware_load); B43_WARN_ON(!wl); - if (wl->current_dev == wldev) { - /* Restore the queues count before unregistering, because firmware detect - * might have modified it. Restoring is important, so the networking - * stack can properly free resources. */ - wl->hw->queues = wl->mac80211_initially_registered_queues; + if (!wldev->fw.ucode.data) + return; /* NULL if firmware never loaded */ + if (wl->current_dev == wldev && wl->hw_registred) { b43_leds_stop(wldev); ieee80211_unregister_hw(wl->hw); } b43_one_core_detach(dev); - if (list_empty(&wl->devlist)) { - b43_leds_unregister(wl); - /* Last core on the chip unregistered. - * We can destroy common struct b43_wl. - */ - b43_wireless_exit(dev, wl); - } + /* Unregister HW RNG driver */ + b43_rng_exit(wl); + + b43_leds_unregister(wl); + b43_wireless_exit(dev, wl); } +static struct ssb_driver b43_ssb_driver = { + .name = KBUILD_MODNAME, + .id_table = b43_ssb_tbl, + .probe = b43_ssb_probe, + .remove = b43_ssb_remove, +}; +#endif /* CONFIG_B43_SSB */ + /* Perform a hardware reset. This can be called from any context. */ void b43_controller_restart(struct b43_wldev *dev, const char *reason) { @@ -5081,13 +5580,6 @@ void b43_controller_restart(struct b43_wldev *dev, const char *reason) ieee80211_queue_work(dev->wl->hw, &dev->restart_work); } -static struct ssb_driver b43_ssb_driver = { - .name = KBUILD_MODNAME, - .id_table = b43_ssb_tbl, - .probe = b43_probe, - .remove = b43_remove, -}; - static void b43_print_driverinfo(void) { const char *feat_pci = "", *feat_pcmcia = "", *feat_nphy = "", @@ -5109,8 +5601,7 @@ static void b43_print_driverinfo(void) feat_sdio = "S"; #endif printk(KERN_INFO "Broadcom 43xx driver loaded " - "[ Features: %s%s%s%s%s, Firmware-ID: " - B43_SUPPORTED_FIRMWARE_ID " ]\n", + "[ Features: %s%s%s%s%s ]\n", feat_pci, feat_pcmcia, feat_nphy, feat_leds, feat_sdio); } @@ -5126,14 +5617,27 @@ static int __init b43_init(void) err = b43_sdio_init(); if (err) goto err_pcmcia_exit; - err = ssb_driver_register(&b43_ssb_driver); +#ifdef CONFIG_B43_BCMA + err = bcma_driver_register(&b43_bcma_driver); if (err) goto err_sdio_exit; +#endif +#ifdef CONFIG_B43_SSB + err = ssb_driver_register(&b43_ssb_driver); + if (err) + goto err_bcma_driver_exit; +#endif b43_print_driverinfo(); return err; +#ifdef CONFIG_B43_SSB +err_bcma_driver_exit: +#endif +#ifdef CONFIG_B43_BCMA + bcma_driver_unregister(&b43_bcma_driver); err_sdio_exit: +#endif b43_sdio_exit(); err_pcmcia_exit: b43_pcmcia_exit(); @@ -5144,7 +5648,12 @@ err_dfs_exit: static void __exit b43_exit(void) { +#ifdef CONFIG_B43_SSB ssb_driver_unregister(&b43_ssb_driver); +#endif +#ifdef CONFIG_B43_BCMA + bcma_driver_unregister(&b43_bcma_driver); +#endif b43_sdio_exit(); b43_pcmcia_exit(); b43_debugfs_exit(); |