diff options
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
-rw-r--r-- | drivers/net/wireless/b43/main.c | 498 |
1 files changed, 252 insertions, 246 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 69fc3d65531a..32538ac5f7e4 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -182,7 +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), \ @@ -191,23 +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)), \ @@ -217,6 +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), @@ -260,18 +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[] = { @@ -295,6 +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 = { @@ -1175,18 +1185,7 @@ static void b43_bcma_phy_reset(struct b43_wldev *dev) bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); udelay(2); - /* Take PHY out of reset */ - flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); - flags &= ~B43_BCMA_IOCTL_PHY_RESET; - flags |= BCMA_IOCTL_FGC; - bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); - udelay(1); - - /* Do not force clock anymore */ - flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); - flags &= ~BCMA_IOCTL_FGC; - bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); - udelay(1); + b43_phy_take_out_of_reset(dev); } static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) @@ -1195,18 +1194,22 @@ static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) 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); - b43_device_enable(dev, B43_BCMA_IOCTL_PHY_CLKEN); 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) { - struct ssb_device *sdev = dev->dev->sdev; - u32 tmslow; u32 flags = 0; if (gmode) @@ -1218,18 +1221,9 @@ static void b43_ssb_wireless_core_reset(struct b43_wldev *dev, bool gmode) 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(sdev, SSB_TMSLOW); - tmslow |= SSB_TMSLOW_FGC; - tmslow &= ~B43_TMSLOW_PHYRESET; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - ssb_read32(sdev, SSB_TMSLOW); /* flush */ - msleep(1); - tmslow &= ~SSB_TMSLOW_FGC; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - ssb_read32(sdev, SSB_TMSLOW); /* flush */ - msleep(1); + b43_phy_take_out_of_reset(dev); } +#endif void b43_wireless_core_reset(struct b43_wldev *dev, bool gmode) { @@ -2704,32 +2698,37 @@ 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; @@ -2740,10 +2739,13 @@ static struct ssb_device *b43_ssb_gpio_dev(struct b43_wldev *dev) return bus->chipco.dev; #endif } +#endif static int b43_gpio_init(struct b43_wldev *dev) { +#ifdef CONFIG_B43_SSB struct ssb_device *gpiodev; +#endif u32 mask, set; b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_GPOUTSMSK, 0); @@ -2802,7 +2804,9 @@ 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) { +#ifdef CONFIG_B43_SSB struct ssb_device *gpiodev; +#endif switch (dev->dev->bus_type) { #ifdef CONFIG_B43_BCMA @@ -3086,6 +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); @@ -3685,37 +3693,6 @@ static void b43_op_set_tsf(struct ieee80211_hw *hw, mutex_unlock(&wl->mutex); } -static void b43_put_phy_into_reset(struct b43_wldev *dev) -{ - u32 tmp; - - switch (dev->dev->bus_type) { -#ifdef CONFIG_B43_BCMA - case B43_BUS_BCMA: - b43err(dev->wl, - "Putting PHY into reset not supported on BCMA\n"); - break; -#endif -#ifdef CONFIG_B43_SSB - case B43_BUS_SSB: - tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW); - tmp &= ~B43_TMSLOW_GMODE; - tmp |= B43_TMSLOW_PHYRESET; - tmp |= SSB_TMSLOW_FGC; - ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp); - msleep(1); - - tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW); - tmp &= ~SSB_TMSLOW_FGC; - tmp |= B43_TMSLOW_PHYRESET; - ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp); - msleep(1); - - break; -#endif - } -} - static const char *band_to_string(enum ieee80211_band band) { switch (band) { @@ -3731,94 +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 = false; - } - break; - case IEEE80211_BAND_2GHZ: - if (d->phy.supports_2ghz) { - up_dev = d; - gmode = true; - } - 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", + + b43dbg(dev->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); + /* 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); - 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); + 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: Could 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. */ @@ -3851,8 +3809,10 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) 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->chandef.chan); + err = b43_switch_band(dev, conf->chandef.chan); if (err) goto out_unlock_mutex; @@ -3871,8 +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); @@ -4582,8 +4540,12 @@ static void b43_imcfglo_timeouts_workaround(struct b43_wldev *dev) struct ssb_bus *bus; u32 tmp; +#ifdef CONFIG_B43_SSB if (dev->dev->bus_type != B43_BUS_SSB) return; +#else + return; +#endif bus = dev->dev->sdev->bus; @@ -4738,7 +4700,7 @@ 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 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) @@ -5129,10 +5091,82 @@ 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 pci_dev *pdev = NULL; + struct b43_phy *phy = &dev->phy; int err; u32 tmp; bool have_2ghz_phy = false, have_5ghz_phy = false; @@ -5144,19 +5178,15 @@ static int b43_wireless_core_attach(struct b43_wldev *dev) * that in core_init(), too. */ -#ifdef CONFIG_B43_SSB - if (dev->dev->bus_type == B43_BUS_SSB && - dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) - pdev = dev->dev->sdev->bus->host_pci; -#endif - err = b43_bus_powerup(dev, 0); if (err) { b43err(wl, "Bus powerup failed\n"); goto out; } - /* Get the PHY type. */ + 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: @@ -5178,51 +5208,31 @@ static int b43_wireless_core_attach(struct b43_wldev *dev) } dev->phy.gmode = have_2ghz_phy; - dev->phy.radio_on = true; 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 = false; + + /* 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_N: + case B43_PHYTYPE_LP: + case B43_PHYTYPE_HT: + b43warn(wl, "5 GHz band is unsupported on this PHY\n"); have_5ghz_phy = false; - switch (dev->phy.type) { - case B43_PHYTYPE_A: - have_5ghz_phy = true; - 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: - case B43_PHYTYPE_HT: - case B43_PHYTYPE_LCN: - have_2ghz_phy = true; - break; - default: - B43_WARN_ON(1); - } } - 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 = true; - have_5ghz_phy = false; - } - } err = b43_phy_allocate(dev); if (err) @@ -5270,7 +5280,6 @@ static void b43_one_core_detach(struct b43_bus_dev *dev) b43_debugfs_remove_device(wldev); b43_wireless_core_detach(wldev); list_del(&wldev->list); - wl->nr_devs--; b43_bus_set_wldev(dev, NULL); kfree(wldev); } @@ -5295,8 +5304,6 @@ static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl) if (err) goto err_kfree_wldev; - list_add(&wldev->list, &wl->devlist); - wl->nr_devs++; b43_bus_set_wldev(dev, wldev); b43_debugfs_add_device(wldev); @@ -5314,6 +5321,7 @@ static int b43_one_core_attach(struct b43_bus_dev *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; @@ -5345,6 +5353,7 @@ static void b43_wireless_exit(struct b43_bus_dev *dev, struct b43_wl *wl) ssb_set_devtypedata(dev->sdev, NULL); ieee80211_free_hw(hw); } +#endif static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev) { @@ -5386,7 +5395,6 @@ static struct b43_wl *b43_wireless_init(struct b43_bus_dev *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); @@ -5486,39 +5494,42 @@ 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; - int first = 0; dev = b43_bus_dev_ssb_init(sdev); if (!dev) return -ENOMEM; wl = ssb_get_devtypedata(sdev); - if (!wl) { - /* Probing the first core. Must setup common struct b43_wl */ - first = 1; - b43_sprom_fixup(sdev->bus); - wl = b43_wireless_init(dev); - if (IS_ERR(wl)) { - err = PTR_ERR(wl); - goto out; - } - ssb_set_devtypedata(sdev, wl); - B43_WARN_ON(ssb_get_devtypedata(sdev) != wl); + 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_wireless_exit; + 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); - out: return err; - 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; } @@ -5546,13 +5557,8 @@ static void b43_ssb_remove(struct ssb_device *sdev) /* Unregister HW RNG driver */ b43_rng_exit(wl); - 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); - } + b43_leds_unregister(wl); + b43_wireless_exit(dev, wl); } static struct ssb_driver b43_ssb_driver = { |