diff options
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 130 |
1 files changed, 55 insertions, 75 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index b91f28ef1032..c79e6638c88d 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -116,8 +116,10 @@ MODULE_PARM_DESC(pio, "Use PIO accesses by default: 0=DMA, 1=PIO"); #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), +#ifdef CONFIG_B43_BCMA_EXTRA BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x17, BCMA_ANY_CLASS), BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x18, BCMA_ANY_CLASS), +#endif BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_80211, 0x1D, BCMA_ANY_CLASS), BCMA_CORETABLE_END }; @@ -578,22 +580,14 @@ 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); } @@ -2396,8 +2390,14 @@ 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 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; @@ -2405,23 +2405,23 @@ 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. */ @@ -2431,11 +2431,20 @@ static int b43_request_firmware(struct b43_wldev *dev) b43err(dev->wl, errmsg); } b43_print_fw_helptext(dev->wl, 1); - err = -ENOENT; + goto out; + +start_ieee80211: + err = ieee80211_register_hw(wl->hw); + if (err) + goto err_one_core_detach; + b43_leds_register(wl->current_dev); + 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) @@ -2485,10 +2494,8 @@ 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; @@ -2588,10 +2595,9 @@ 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; } @@ -2706,11 +2712,8 @@ static int b43_gpio_init(struct b43_wldev *dev) struct ssb_device *gpiodev; 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; @@ -2718,6 +2721,8 @@ static int b43_gpio_init(struct b43_wldev *dev) mask |= 0x0060; set |= 0x0060; } + if (dev->dev->chip_id == 0x5354) + set &= 0xff02; if (0 /* FIXME: conditional unknown */ ) { b43_write16(dev, B43_MMIO_GPIO_MASK, b43_read16(dev, B43_MMIO_GPIO_MASK) @@ -2798,9 +2803,7 @@ 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 */ @@ -2821,9 +2824,7 @@ 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--) { @@ -2929,15 +2930,10 @@ 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) @@ -3042,9 +3038,6 @@ 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 */ @@ -3081,10 +3074,8 @@ static int b43_chip_init(struct b43_wldev *dev) 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... :-/ */ @@ -4176,6 +4167,7 @@ redo: mutex_unlock(&wl->mutex); cancel_delayed_work_sync(&dev->periodic_work); cancel_work_sync(&wl->tx_work); + cancel_work_sync(&wl->firmware_load); mutex_lock(&wl->mutex); dev = wl->current_dev; if (!dev || b43_status(dev) < B43_STAT_STARTED) { @@ -4562,8 +4554,6 @@ 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; @@ -4574,10 +4564,8 @@ static void b43_wireless_core_exit(struct b43_wldev *dev) 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); b43_dma_free(dev); b43_pio_free(dev); @@ -5339,16 +5327,13 @@ static int b43_bcma_probe(struct bcma_device *core) if (err) goto bcma_err_wireless_exit; - err = ieee80211_register_hw(wl->hw); - if (err) - goto bcma_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_one_core_detach: - b43_one_core_detach(dev); bcma_err_wireless_exit: ieee80211_free_hw(wl->hw); return err; @@ -5415,18 +5400,13 @@ int b43_ssb_probe(struct ssb_device *sdev, const struct ssb_device_id *id) if (err) goto 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); out: return err; - err_one_core_detach: - b43_one_core_detach(dev); err_wireless_exit: if (first) b43_wireless_exit(dev, wl); |