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path: root/drivers/net/wireless/b43/main.c
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Diffstat (limited to 'drivers/net/wireless/b43/main.c')
-rw-r--r--drivers/net/wireless/b43/main.c968
1 files changed, 532 insertions, 436 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 23ffb1b9a86..0d6a0bb1f87 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -113,13 +113,15 @@ 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),
-#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
};
@@ -180,7 +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), \
@@ -189,23 +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)), \
@@ -215,6 +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),
@@ -258,18 +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[] = {
@@ -293,6 +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 = {
@@ -533,11 +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;
}
@@ -550,9 +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) */
@@ -580,22 +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);
}
@@ -1181,33 +1185,31 @@ 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)
{
- b43_device_enable(dev, B43_BCMA_IOCTL_PHY_CLKEN);
+ 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, 0x300, 0x3000000, true);
+ 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)
@@ -1219,18 +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)
{
@@ -1313,17 +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)
@@ -1548,7 +1543,7 @@ static void b43_write_beacon_template(struct b43_wldev *dev,
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;
@@ -1626,7 +1621,7 @@ static void b43_upload_beacon0(struct b43_wldev *dev)
if (wl->beacon0_uploaded)
return;
- b43_write_beacon_template(dev, 0x68, 0x18);
+ b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE0, B43_SHM_SH_BTL0);
wl->beacon0_uploaded = true;
}
@@ -1636,7 +1631,7 @@ static void b43_upload_beacon1(struct b43_wldev *dev)
if (wl->beacon1_uploaded)
return;
- b43_write_beacon_template(dev, 0x468, 0x1A);
+ b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE1, B43_SHM_SH_BTL1);
wl->beacon1_uploaded = true;
}
@@ -1903,30 +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 = true;
- 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))
@@ -1945,6 +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);
@@ -2002,7 +1990,7 @@ static irqreturn_t b43_do_interrupt(struct b43_wldev *dev)
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)
@@ -2076,6 +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);
@@ -2096,11 +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;
@@ -2139,11 +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],
@@ -2152,14 +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:
@@ -2170,7 +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;
@@ -2180,7 +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;
}
@@ -2231,7 +2247,7 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx)
goto err_no_ucode;
}
}
- err = b43_do_request_fw(ctx, filename, &fw->ucode);
+ err = b43_do_request_fw(ctx, filename, &fw->ucode, true);
if (err)
goto err_load;
@@ -2243,7 +2259,7 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx)
else
goto err_no_pcm;
fw->pcm_request_failed = false;
- err = b43_do_request_fw(ctx, filename, &fw->pcm);
+ 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. */
@@ -2304,7 +2320,7 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx)
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;
@@ -2363,10 +2379,12 @@ static int b43_try_request_fw(struct b43_request_fw_context *ctx)
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:
@@ -2398,8 +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;
@@ -2407,37 +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)
@@ -2487,10 +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;
@@ -2531,11 +2572,9 @@ static int b43_upload_microcode(struct b43_wldev *dev)
dev->fw.hdr_format = B43_FW_HDR_410;
else
dev->fw.hdr_format = B43_FW_HDR_351;
- dev->fw.opensource = (fwdate == 0xFFFF);
+ 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 = true;
@@ -2553,14 +2592,8 @@ static int b43_upload_microcode(struct b43_wldev *dev)
/* Disable hardware crypto and fall back to software crypto. */
dev->hwcrypto_enabled = false;
}
- 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 = 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",
@@ -2590,10 +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;
}
@@ -2666,32 +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;
@@ -2702,47 +2739,52 @@ 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_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->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;
+ /* 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->core_rev >= 2)
- mask |= 0x0010; /* FIXME: This is redundant. */
switch (dev->dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
- bcma_cc_write32(&dev->dev->bdev->bus->drv_cc, BCMA_CC_GPIOCTL,
- (bcma_cc_read32(&dev->dev->bdev->bus->drv_cc,
- BCMA_CC_GPIOCTL) & mask) | set);
+ bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, mask, set);
break;
#endif
#ifdef CONFIG_B43_SSB
@@ -2751,7 +2793,7 @@ static int b43_gpio_init(struct b43_wldev *dev)
if (gpiodev)
ssb_write32(gpiodev, B43_GPIO_CONTROL,
(ssb_read32(gpiodev, B43_GPIO_CONTROL)
- & mask) | set);
+ & ~mask) | set);
break;
#endif
}
@@ -2762,13 +2804,14 @@ 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
case B43_BUS_BCMA:
- bcma_cc_write32(&dev->dev->bdev->bus->drv_cc, BCMA_CC_GPIOCTL,
- 0);
+ bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc, ~0, 0);
break;
#endif
#ifdef CONFIG_B43_SSB
@@ -2800,9 +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 */
@@ -2823,9 +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--) {
@@ -2931,15 +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)
@@ -3044,9 +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 */
@@ -3059,6 +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);
@@ -3083,14 +3118,12 @@ 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... :-/ */
- 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);
@@ -3105,7 +3138,7 @@ 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);
@@ -3404,7 +3437,7 @@ static void b43_tx_work(struct work_struct *work)
break;
}
if (unlikely(err))
- dev_kfree_skb(skb); /* Drop it */
+ ieee80211_free_txskb(wl->hw, skb);
err = 0;
}
@@ -3419,13 +3452,14 @@ static void b43_tx_work(struct work_struct *work)
}
static void b43_op_tx(struct ieee80211_hw *hw,
- struct sk_buff *skb)
+ 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);
+ ieee80211_free_txskb(hw, skb);
return;
}
B43_WARN_ON(skb_shinfo(skb)->nr_frags);
@@ -3659,37 +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) {
@@ -3705,94 +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: 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. */
@@ -3825,8 +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->channel);
+ err = b43_switch_band(dev, conf->chandef.chan);
if (err)
goto out_unlock_mutex;
@@ -3845,8 +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);
@@ -3856,8 +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);
@@ -4021,6 +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;
@@ -4220,8 +4218,12 @@ redo:
/* 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]))
- dev_kfree_skb(skb_dequeue(&wl->tx_queue[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);
@@ -4274,6 +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)
{
@@ -4334,13 +4365,13 @@ static int b43_phy_versioning(struct b43_wldev *dev)
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->core_rev >= 24) {
@@ -4509,8 +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;
@@ -4564,22 +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);
@@ -4618,8 +4659,9 @@ static int b43_wireless_core_init(struct b43_wldev *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,
+ 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
@@ -4658,7 +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)
@@ -4717,9 +4759,6 @@ 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;
@@ -4841,8 +4880,14 @@ static int b43_op_start(struct ieee80211_hw *hw)
out_mutex_unlock:
mutex_unlock(&wl->mutex);
- /* reload configuration */
- b43_op_config(hw, ~0);
+ /*
+ * 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;
}
@@ -4931,7 +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;
@@ -5046,10 +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;
@@ -5061,19 +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:
@@ -5095,51 +5208,32 @@ 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_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;
- 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)
@@ -5187,7 +5281,6 @@ 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);
}
@@ -5212,8 +5305,6 @@ 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);
@@ -5231,16 +5322,17 @@ 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;
/* 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;
@@ -5262,6 +5354,7 @@ 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)
{
@@ -5289,8 +5382,9 @@ static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev)
BIT(NL80211_IFTYPE_WDS) |
BIT(NL80211_IFTYPE_ADHOC);
- hw->queues = modparam_qos ? B43_QOS_QUEUE_NUM : 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))
@@ -5302,7 +5396,6 @@ 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);
@@ -5327,6 +5420,12 @@ static int b43_bcma_probe(struct bcma_device *core)
struct b43_wl *wl;
int err;
+ 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;
@@ -5341,16 +5440,13 @@ 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;
@@ -5364,16 +5460,21 @@ static void b43_bcma_remove(struct bcma_device *core)
/* 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);
- /* 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;
- b43_leds_stop(wldev);
- ieee80211_unregister_hw(wl->hw);
+ 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);
+ }
b43_one_core_detach(wldev->dev);
+ /* Unregister HW RNG driver */
+ b43_rng_exit(wl);
+
b43_leds_unregister(wl);
ieee80211_free_hw(wl->hw);
@@ -5394,44 +5495,42 @@ 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;
- 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);
+err_ssb_wireless_exit:
+ b43_wireless_exit(dev, wl);
+err_ssb_kfree_dev:
+ kfree(dev);
return err;
}
@@ -5444,26 +5543,23 @@ static void b43_ssb_remove(struct ssb_device *sdev)
/* 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 = {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 15:32:42 +0000