Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
Copyright (c) 2005 Stefano Brivio <stefano.brivio@polimi.it>
- Copyright (c) 2005, 2006 Michael Buesch <mb@bu3sch.de>
+ Copyright (c) 2005-2009 Michael Buesch <mb@bu3sch.de>
Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
module_param_named(btcoex, modparam_btcoex, int, 0444);
MODULE_PARM_DESC(btcoex, "Enable Bluetooth coexistance (default on)");
+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 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, 10),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 11),
SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 13),
+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 15),
+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 16),
SSB_DEVTABLE_END
};
{
va_list args;
+ if (b43_modparam_verbose < B43_VERBOSITY_INFO)
+ return;
if (!b43_ratelimit(wl))
return;
va_start(args, fmt);
{
va_list args;
+ if (b43_modparam_verbose < B43_VERBOSITY_ERROR)
+ return;
if (!b43_ratelimit(wl))
return;
va_start(args, fmt);
{
va_list args;
+ if (b43_modparam_verbose < B43_VERBOSITY_WARN)
+ return;
if (!b43_ratelimit(wl))
return;
va_start(args, fmt);
va_end(args);
}
-#if B43_DEBUG
void b43dbg(struct b43_wl *wl, const char *fmt, ...)
{
va_list args;
+ if (b43_modparam_verbose < B43_VERBOSITY_DEBUG)
+ return;
va_start(args, fmt);
printk(KERN_DEBUG "b43-%s debug: ",
(wl && wl->hw) ? wiphy_name(wl->hw->wiphy) : "wlan");
vprintk(fmt, args);
va_end(args);
}
-#endif /* DEBUG */
static void b43_ram_write(struct b43_wldev *dev, u16 offset, u32 val)
{
}
/* Read HostFlags */
-u64 b43_hf_read(struct b43_wldev * dev)
+u64 b43_hf_read(struct b43_wldev *dev)
{
u64 ret;
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFHI, hi);
}
-void b43_tsf_read(struct b43_wldev *dev, u64 * tsf)
+void b43_tsf_read(struct b43_wldev *dev, u64 *tsf)
{
- /* We need to be careful. As we read the TSF from multiple
- * registers, we should take care of register overflows.
- * In theory, the whole tsf read process should be atomic.
- * We try to be atomic here, by restaring the read process,
- * if any of the high registers changed (overflew).
- */
- if (dev->dev->id.revision >= 3) {
- u32 low, high, high2;
-
- do {
- high = b43_read32(dev, B43_MMIO_REV3PLUS_TSF_HIGH);
- low = b43_read32(dev, B43_MMIO_REV3PLUS_TSF_LOW);
- high2 = b43_read32(dev, B43_MMIO_REV3PLUS_TSF_HIGH);
- } while (unlikely(high != high2));
+ u32 low, high;
- *tsf = high;
- *tsf <<= 32;
- *tsf |= low;
- } else {
- u64 tmp;
- u16 v0, v1, v2, v3;
- u16 test1, test2, test3;
-
- do {
- v3 = b43_read16(dev, B43_MMIO_TSF_3);
- v2 = b43_read16(dev, B43_MMIO_TSF_2);
- v1 = b43_read16(dev, B43_MMIO_TSF_1);
- v0 = b43_read16(dev, B43_MMIO_TSF_0);
+ B43_WARN_ON(dev->dev->id.revision < 3);
- test3 = b43_read16(dev, B43_MMIO_TSF_3);
- test2 = b43_read16(dev, B43_MMIO_TSF_2);
- test1 = b43_read16(dev, B43_MMIO_TSF_1);
- } while (v3 != test3 || v2 != test2 || v1 != test1);
+ /* The hardware guarantees us an atomic read, if we
+ * read the low register first. */
+ low = b43_read32(dev, B43_MMIO_REV3PLUS_TSF_LOW);
+ high = b43_read32(dev, B43_MMIO_REV3PLUS_TSF_HIGH);
- *tsf = v3;
- *tsf <<= 48;
- tmp = v2;
- tmp <<= 32;
- *tsf |= tmp;
- tmp = v1;
- tmp <<= 16;
- *tsf |= tmp;
- *tsf |= v0;
- }
+ *tsf = high;
+ *tsf <<= 32;
+ *tsf |= low;
}
static void b43_time_lock(struct b43_wldev *dev)
static void b43_tsf_write_locked(struct b43_wldev *dev, u64 tsf)
{
- /* Be careful with the in-progress timer.
- * First zero out the low register, so we have a full
- * register-overflow duration to complete the operation.
- */
- if (dev->dev->id.revision >= 3) {
- u32 lo = (tsf & 0x00000000FFFFFFFFULL);
- u32 hi = (tsf & 0xFFFFFFFF00000000ULL) >> 32;
+ u32 low, high;
- b43_write32(dev, B43_MMIO_REV3PLUS_TSF_LOW, 0);
- mmiowb();
- b43_write32(dev, B43_MMIO_REV3PLUS_TSF_HIGH, hi);
- mmiowb();
- b43_write32(dev, B43_MMIO_REV3PLUS_TSF_LOW, lo);
- } else {
- u16 v0 = (tsf & 0x000000000000FFFFULL);
- u16 v1 = (tsf & 0x00000000FFFF0000ULL) >> 16;
- u16 v2 = (tsf & 0x0000FFFF00000000ULL) >> 32;
- u16 v3 = (tsf & 0xFFFF000000000000ULL) >> 48;
+ B43_WARN_ON(dev->dev->id.revision < 3);
- b43_write16(dev, B43_MMIO_TSF_0, 0);
- mmiowb();
- b43_write16(dev, B43_MMIO_TSF_3, v3);
- mmiowb();
- b43_write16(dev, B43_MMIO_TSF_2, v2);
- mmiowb();
- b43_write16(dev, B43_MMIO_TSF_1, v1);
- mmiowb();
- b43_write16(dev, B43_MMIO_TSF_0, v0);
- }
+ low = tsf;
+ high = (tsf >> 32);
+ /* The hardware guarantees us an atomic write, if we
+ * write the low register first. */
+ b43_write32(dev, B43_MMIO_REV3PLUS_TSF_LOW, low);
+ mmiowb();
+ b43_write32(dev, B43_MMIO_REV3PLUS_TSF_HIGH, high);
+ mmiowb();
}
void b43_tsf_write(struct b43_wldev *dev, u64 tsf)
}
static
-void b43_macfilter_set(struct b43_wldev *dev, u16 offset, const u8 * mac)
+void b43_macfilter_set(struct b43_wldev *dev, u16 offset, const u8 *mac)
{
static const u8 zero_addr[ETH_ALEN] = { 0 };
u16 data;
static void b43_short_slot_timing_enable(struct b43_wldev *dev)
{
b43_set_slot_time(dev, 9);
- dev->short_slot = 1;
}
static void b43_short_slot_timing_disable(struct b43_wldev *dev)
{
b43_set_slot_time(dev, 20);
- dev->short_slot = 0;
-}
-
-/* Enable a Generic IRQ. "mask" is the mask of which IRQs to enable.
- * Returns the _previously_ enabled IRQ mask.
- */
-static inline u32 b43_interrupt_enable(struct b43_wldev *dev, u32 mask)
-{
- u32 old_mask;
-
- old_mask = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
- b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, old_mask | mask);
-
- return old_mask;
-}
-
-/* Disable a Generic IRQ. "mask" is the mask of which IRQs to disable.
- * Returns the _previously_ enabled IRQ mask.
- */
-static inline u32 b43_interrupt_disable(struct b43_wldev *dev, u32 mask)
-{
- u32 old_mask;
-
- old_mask = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
- b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, old_mask & ~mask);
-
- return old_mask;
}
/* Synchronize IRQ top- and bottom-half.
break;
udelay(10);
}
- for (i = 0x00; i < 0x0A; i++) {
+ for (i = 0x00; i < 0x19; i++) {
value = b43_read16(dev, 0x0690);
if (!(value & 0x0100))
break;
}
static void key_write(struct b43_wldev *dev,
- u8 index, u8 algorithm, const u8 * key)
+ u8 index, u8 algorithm, const u8 *key)
{
unsigned int i;
u32 offset;
}
}
-static void keymac_write(struct b43_wldev *dev, u8 index, const u8 * addr)
+static void keymac_write(struct b43_wldev *dev, u8 index, const u8 *addr)
{
u32 addrtmp[2] = { 0, 0, };
u8 per_sta_keys_start = 8;
static void do_key_write(struct b43_wldev *dev,
u8 index, u8 algorithm,
- const u8 * key, size_t key_len, const u8 * mac_addr)
+ const u8 *key, size_t key_len, const u8 *mac_addr)
{
u8 buf[B43_SEC_KEYSIZE] = { 0, };
u8 per_sta_keys_start = 8;
static int b43_key_write(struct b43_wldev *dev,
int index, u8 algorithm,
- const u8 * key, size_t key_len,
- const u8 * mac_addr,
+ const u8 *key, size_t key_len,
+ const u8 *mac_addr,
struct ieee80211_key_conf *keyconf)
{
int i;
B43_WARN_ON(dev->key[i].keyconf == keyconf);
}
if (index < 0) {
- /* Either pairwise key or address is 00:00:00:00:00:00
- * for transmit-only keys. Search the index. */
+ /* Pairwise key. Get an empty slot for the key. */
if (b43_new_kidx_api(dev))
sta_keys_start = 4;
else
}
}
if (index < 0) {
- b43err(dev->wl, "Out of hardware key memory\n");
+ b43warn(dev->wl, "Out of hardware key memory\n");
return -ENOSPC;
}
} else
b43_key_clear(dev, i);
}
+static void b43_dump_keymemory(struct b43_wldev *dev)
+{
+ unsigned int i, index, offset;
+ DECLARE_MAC_BUF(macbuf);
+ u8 mac[ETH_ALEN];
+ u16 algo;
+ u32 rcmta0;
+ u16 rcmta1;
+ u64 hf;
+ struct b43_key *key;
+
+ if (!b43_debug(dev, B43_DBG_KEYS))
+ return;
+
+ hf = b43_hf_read(dev);
+ b43dbg(dev->wl, "Hardware key memory dump: USEDEFKEYS=%u\n",
+ !!(hf & B43_HF_USEDEFKEYS));
+ for (index = 0; index < dev->max_nr_keys; index++) {
+ key = &(dev->key[index]);
+ printk(KERN_DEBUG "Key slot %02u: %s",
+ index, (key->keyconf == NULL) ? " " : "*");
+ offset = dev->ktp + (index * B43_SEC_KEYSIZE);
+ for (i = 0; i < B43_SEC_KEYSIZE; i += 2) {
+ u16 tmp = b43_shm_read16(dev, B43_SHM_SHARED, offset + i);
+ printk("%02X%02X", (tmp & 0xFF), ((tmp >> 8) & 0xFF));
+ }
+
+ algo = b43_shm_read16(dev, B43_SHM_SHARED,
+ B43_SHM_SH_KEYIDXBLOCK + (index * 2));
+ printk(" Algo: %04X/%02X", algo, key->algorithm);
+
+ if (index >= 4) {
+ rcmta0 = b43_shm_read32(dev, B43_SHM_RCMTA,
+ ((index - 4) * 2) + 0);
+ rcmta1 = b43_shm_read16(dev, B43_SHM_RCMTA,
+ ((index - 4) * 2) + 1);
+ *((__le32 *)(&mac[0])) = cpu_to_le32(rcmta0);
+ *((__le16 *)(&mac[4])) = cpu_to_le16(rcmta1);
+ printk(" MAC: %s",
+ print_mac(macbuf, mac));
+ } else
+ printk(" DEFAULT KEY");
+ printk("\n");
+ }
+}
+
void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags)
{
u32 macctl;
static void handle_irq_tbtt_indication(struct b43_wldev *dev)
{
- if (b43_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) {
+ if (b43_is_mode(dev->wl, NL80211_IFTYPE_AP)) {
///TODO: PS TBTT
} else {
if (1 /*FIXME: the last PSpoll frame was sent successfully */ )
b43_power_saving_ctl_bits(dev, 0);
}
- if (b43_is_mode(dev->wl, IEEE80211_IF_TYPE_IBSS))
+ if (b43_is_mode(dev->wl, NL80211_IFTYPE_ADHOC))
dev->dfq_valid = 1;
}
}
static void b43_write_template_common(struct b43_wldev *dev,
- const u8 * data, u16 size,
+ const u8 *data, u16 size,
u16 ram_offset,
u16 shm_size_offset, u8 rate)
{
return antenna_nr;
}
-static int b43_antenna_from_ieee80211(struct b43_wldev *dev, u8 antenna)
-{
- antenna = b43_ieee80211_antenna_sanitize(dev, antenna);
- switch (antenna) {
- case 0: /* default/diversity */
- return B43_ANTENNA_DEFAULT;
- case 1: /* Antenna 0 */
- return B43_ANTENNA0;
- case 2: /* Antenna 1 */
- return B43_ANTENNA1;
- case 3: /* Antenna 2 */
- return B43_ANTENNA2;
- case 4: /* Antenna 3 */
- return B43_ANTENNA3;
- default:
- return B43_ANTENNA_DEFAULT;
- }
-}
-
/* Convert a b43 antenna number value to the PHY TX control value. */
static u16 b43_antenna_to_phyctl(int antenna)
{
len, ram_offset, shm_size_offset, rate);
/* Write the PHY TX control parameters. */
- antenna = b43_antenna_from_ieee80211(dev, info->antenna_sel_tx);
+ antenna = B43_ANTENNA_DEFAULT;
antenna = b43_antenna_to_phyctl(antenna);
ctl = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_BEACPHYCTL);
/* We can't send beacons with short preamble. Would get PHY errors. */
* 2) Patching duration field
* 3) Stripping TIM
*/
-static const u8 * b43_generate_probe_resp(struct b43_wldev *dev,
- u16 *dest_size,
- struct ieee80211_rate *rate)
+static const u8 *b43_generate_probe_resp(struct b43_wldev *dev,
+ u16 *dest_size,
+ struct ieee80211_rate *rate)
{
const u8 *src_data;
u8 *dest_data;
struct b43_wl *wl = dev->wl;
u32 cmd, beacon0_valid, beacon1_valid;
- if (!b43_is_mode(wl, IEEE80211_IF_TYPE_AP) &&
- !b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
+ if (!b43_is_mode(wl, NL80211_IFTYPE_AP) &&
+ !b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT))
return;
/* This is the bottom half of the asynchronous beacon update. */
/* Ignore interrupt in the future. */
- dev->irq_savedstate &= ~B43_IRQ_BEACON;
+ dev->irq_mask &= ~B43_IRQ_BEACON;
cmd = b43_read32(dev, B43_MMIO_MACCMD);
beacon0_valid = (cmd & B43_MACCMD_BEACON0_VALID);
/* Schedule interrupt manually, if busy. */
if (beacon0_valid && beacon1_valid) {
b43_write32(dev, B43_MMIO_GEN_IRQ_REASON, B43_IRQ_BEACON);
- dev->irq_savedstate |= B43_IRQ_BEACON;
+ dev->irq_mask |= B43_IRQ_BEACON;
return;
}
if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) {
spin_lock_irq(&wl->irq_lock);
/* update beacon right away or defer to irq */
- dev->irq_savedstate = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
handle_irq_beacon(dev);
/* The handler might have updated the IRQ mask. */
- b43_write32(dev, B43_MMIO_GEN_IRQ_MASK,
- dev->irq_savedstate);
+ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, dev->irq_mask);
mmiowb();
spin_unlock_irq(&wl->irq_lock);
}
queue_work(wl->hw->workqueue, &wl->beacon_update_trigger);
}
-static void b43_set_ssid(struct b43_wldev *dev, const u8 * ssid, u8 ssid_len)
-{
- u32 tmp;
- u16 i, len;
-
- len = min((u16) ssid_len, (u16) 0x100);
- for (i = 0; i < len; i += sizeof(u32)) {
- tmp = (u32) (ssid[i + 0]);
- if (i + 1 < len)
- tmp |= (u32) (ssid[i + 1]) << 8;
- if (i + 2 < len)
- tmp |= (u32) (ssid[i + 2]) << 16;
- if (i + 3 < len)
- tmp |= (u32) (ssid[i + 3]) << 24;
- b43_shm_write32(dev, B43_SHM_SHARED, 0x380 + i, tmp);
- }
- b43_shm_write16(dev, B43_SHM_SHARED, 0x48, len);
-}
-
static void b43_set_beacon_int(struct b43_wldev *dev, u16 beacon_int)
{
b43_time_lock(dev);
if (reason & B43_IRQ_TX_OK)
handle_irq_transmit_status(dev);
- b43_interrupt_enable(dev, dev->irq_savedstate);
+ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, dev->irq_mask);
mmiowb();
spin_unlock_irqrestore(&dev->wl->irq_lock, flags);
}
b43_write32(dev, B43_MMIO_DMA2_REASON, dev->dma_reason[2]);
b43_write32(dev, B43_MMIO_DMA3_REASON, dev->dma_reason[3]);
b43_write32(dev, B43_MMIO_DMA4_REASON, dev->dma_reason[4]);
+/* Unused ring
b43_write32(dev, B43_MMIO_DMA5_REASON, dev->dma_reason[5]);
+*/
}
/* Interrupt handler top-half */
struct b43_wldev *dev = dev_id;
u32 reason;
- if (!dev)
- return IRQ_NONE;
+ B43_WARN_ON(!dev);
spin_lock(&dev->wl->irq_lock);
- if (b43_status(dev) < B43_STAT_STARTED)
+ if (unlikely(b43_status(dev) < B43_STAT_STARTED)) {
+ /* This can only happen on shared IRQ lines. */
goto out;
+ }
reason = b43_read32(dev, B43_MMIO_GEN_IRQ_REASON);
if (reason == 0xffffffff) /* shared IRQ */
goto out;
ret = IRQ_HANDLED;
- reason &= b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
+ reason &= dev->irq_mask;
if (!reason)
goto out;
& 0x0001DC00;
dev->dma_reason[4] = b43_read32(dev, B43_MMIO_DMA4_REASON)
& 0x0000DC00;
+/* Unused ring
dev->dma_reason[5] = b43_read32(dev, B43_MMIO_DMA5_REASON)
& 0x0000DC00;
+*/
b43_interrupt_ack(dev, reason);
/* disable all IRQs. They are enabled again in the bottom half. */
- dev->irq_savedstate = b43_interrupt_disable(dev, B43_IRQ_ALL);
+ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0);
/* save the reason code and call our bottom half. */
dev->irq_reason = reason;
tasklet_schedule(&dev->isr_tasklet);
- out:
+out:
mmiowb();
spin_unlock(&dev->wl->irq_lock);
return ret;
}
-static void do_release_fw(struct b43_firmware_file *fw)
+void b43_do_release_fw(struct b43_firmware_file *fw)
{
release_firmware(fw->data);
fw->data = NULL;
static void b43_release_firmware(struct b43_wldev *dev)
{
- do_release_fw(&dev->fw.ucode);
- do_release_fw(&dev->fw.pcm);
- do_release_fw(&dev->fw.initvals);
- do_release_fw(&dev->fw.initvals_band);
+ b43_do_release_fw(&dev->fw.ucode);
+ b43_do_release_fw(&dev->fw.pcm);
+ b43_do_release_fw(&dev->fw.initvals);
+ b43_do_release_fw(&dev->fw.initvals_band);
}
static void b43_print_fw_helptext(struct b43_wl *wl, bool error)
{
- const char *text;
+ const char text[] =
+ "You must go to " \
+ "http://wireless.kernel.org/en/users/Drivers/b43#devicefirmware " \
+ "and download the correct firmware for this driver version. " \
+ "Please carefully read all instructions on this website.\n";
- text = "You must go to "
- "http://linuxwireless.org/en/users/Drivers/b43#devicefirmware "
- "and download the latest firmware (version 4).\n";
if (error)
b43err(wl, text);
else
b43warn(wl, text);
}
-static int do_request_fw(struct b43_wldev *dev,
- const char *name,
- struct b43_firmware_file *fw,
- bool silent)
+int b43_do_request_fw(struct b43_request_fw_context *ctx,
+ const char *name,
+ struct b43_firmware_file *fw)
{
- char path[sizeof(modparam_fwpostfix) + 32];
const struct firmware *blob;
struct b43_fw_header *hdr;
u32 size;
if (!name) {
/* Don't fetch anything. Free possibly cached firmware. */
- do_release_fw(fw);
+ /* FIXME: We should probably keep it anyway, to save some headache
+ * on suspend/resume with multiband devices. */
+ b43_do_release_fw(fw);
return 0;
}
if (fw->filename) {
- if (strcmp(fw->filename, name) == 0)
+ if ((fw->type == ctx->req_type) &&
+ (strcmp(fw->filename, name) == 0))
return 0; /* Already have this fw. */
/* Free the cached firmware first. */
- do_release_fw(fw);
+ /* FIXME: We should probably do this later after we successfully
+ * got the new fw. This could reduce headache with multiband devices.
+ * We could also redesign this to cache the firmware for all possible
+ * bands all the time. */
+ b43_do_release_fw(fw);
+ }
+
+ switch (ctx->req_type) {
+ case B43_FWTYPE_PROPRIETARY:
+ snprintf(ctx->fwname, sizeof(ctx->fwname),
+ "b43%s/%s.fw",
+ modparam_fwpostfix, name);
+ break;
+ case B43_FWTYPE_OPENSOURCE:
+ snprintf(ctx->fwname, sizeof(ctx->fwname),
+ "b43-open%s/%s.fw",
+ modparam_fwpostfix, name);
+ break;
+ default:
+ B43_WARN_ON(1);
+ return -ENOSYS;
}
-
- snprintf(path, ARRAY_SIZE(path),
- "b43%s/%s.fw",
- modparam_fwpostfix, name);
- err = request_firmware(&blob, path, dev->dev->dev);
+ err = request_firmware(&blob, ctx->fwname, ctx->dev->dev->dev);
if (err == -ENOENT) {
- if (!silent) {
- b43err(dev->wl, "Firmware file \"%s\" not found\n",
- path);
- }
+ snprintf(ctx->errors[ctx->req_type],
+ sizeof(ctx->errors[ctx->req_type]),
+ "Firmware file \"%s\" not found\n", ctx->fwname);
return err;
} else if (err) {
- b43err(dev->wl, "Firmware file \"%s\" request failed (err=%d)\n",
- path, err);
+ snprintf(ctx->errors[ctx->req_type],
+ sizeof(ctx->errors[ctx->req_type]),
+ "Firmware file \"%s\" request failed (err=%d)\n",
+ ctx->fwname, err);
return err;
}
if (blob->size < sizeof(struct b43_fw_header))
fw->data = blob;
fw->filename = name;
+ fw->type = ctx->req_type;
return 0;
err_format:
- b43err(dev->wl, "Firmware file \"%s\" format error.\n", path);
+ snprintf(ctx->errors[ctx->req_type],
+ sizeof(ctx->errors[ctx->req_type]),
+ "Firmware file \"%s\" format error.\n", ctx->fwname);
release_firmware(blob);
return -EPROTO;
}
-static int b43_request_firmware(struct b43_wldev *dev)
+static int b43_try_request_fw(struct b43_request_fw_context *ctx)
{
- struct b43_firmware *fw = &dev->fw;
- const u8 rev = dev->dev->id.revision;
+ struct b43_wldev *dev = ctx->dev;
+ struct b43_firmware *fw = &ctx->dev->fw;
+ const u8 rev = ctx->dev->dev->id.revision;
const char *filename;
u32 tmshigh;
int err;
filename = "ucode13";
else
goto err_no_ucode;
- err = do_request_fw(dev, filename, &fw->ucode, 0);
+ err = b43_do_request_fw(ctx, filename, &fw->ucode);
if (err)
goto err_load;
else
goto err_no_pcm;
fw->pcm_request_failed = 0;
- err = do_request_fw(dev, filename, &fw->pcm, 1);
+ err = b43_do_request_fw(ctx, filename, &fw->pcm);
if (err == -ENOENT) {
/* We did not find a PCM file? Not fatal, but
* core rev <= 10 must do without hwcrypto then. */
default:
goto err_no_initvals;
}
- err = do_request_fw(dev, filename, &fw->initvals, 0);
+ err = b43_do_request_fw(ctx, filename, &fw->initvals);
if (err)
goto err_load;
default:
goto err_no_initvals;
}
- err = do_request_fw(dev, filename, &fw->initvals_band, 0);
+ err = b43_do_request_fw(ctx, filename, &fw->initvals_band);
if (err)
goto err_load;
return 0;
-err_load:
- b43_print_fw_helptext(dev->wl, 1);
- goto error;
-
err_no_ucode:
- err = -ENODEV;
- b43err(dev->wl, "No microcode available for core rev %u\n", rev);
+ err = ctx->fatal_failure = -EOPNOTSUPP;
+ b43err(dev->wl, "The driver does not know which firmware (ucode) "
+ "is required for your device (wl-core rev %u)\n", rev);
goto error;
err_no_pcm:
- err = -ENODEV;
- b43err(dev->wl, "No PCM available for core rev %u\n", rev);
+ err = ctx->fatal_failure = -EOPNOTSUPP;
+ b43err(dev->wl, "The driver does not know which firmware (PCM) "
+ "is required for your device (wl-core rev %u)\n", rev);
goto error;
err_no_initvals:
- err = -ENODEV;
- b43err(dev->wl, "No Initial Values firmware file for PHY %u, "
- "core rev %u\n", dev->phy.type, rev);
+ err = ctx->fatal_failure = -EOPNOTSUPP;
+ b43err(dev->wl, "The driver does not know which firmware (initvals) "
+ "is required for your device (wl-core rev %u)\n", rev);
+ goto error;
+
+err_load:
+ /* We failed to load this firmware image. The error message
+ * already is in ctx->errors. Return and let our caller decide
+ * what to do. */
goto error;
error:
return err;
}
+static int b43_request_firmware(struct b43_wldev *dev)
+{
+ struct b43_request_fw_context *ctx;
+ unsigned int i;
+ int err;
+ const char *errmsg;
+
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+ 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 out;
+
+ 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 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);
+ }
+ b43_print_fw_helptext(dev->wl, 1);
+ err = -ENOENT;
+
+out:
+ kfree(ctx);
+ return err;
+}
+
static int b43_upload_microcode(struct b43_wldev *dev)
{
const size_t hdr_len = sizeof(struct b43_fw_header);
}
if (b43_is_old_txhdr_format(dev)) {
+ /* 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. "
- "Support for old firmware will be removed in July 2008.\n");
+ "Support for old firmware will be removed soon "
+ "(official deadline was July 2008).\n");
b43_print_fw_helptext(dev->wl, 0);
}
ctl &= ~B43_MACCTL_BEACPROMISC;
ctl |= B43_MACCTL_INFRA;
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
- b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
+ if (b43_is_mode(wl, NL80211_IFTYPE_AP) ||
+ b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT))
ctl |= B43_MACCTL_AP;
- else if (b43_is_mode(wl, IEEE80211_IF_TYPE_IBSS))
+ else if (b43_is_mode(wl, NL80211_IFTYPE_ADHOC))
ctl &= ~B43_MACCTL_INFRA;
if (wl->filter_flags & FIF_CONTROL)
if (err)
goto err_gpio_clean;
- b43_write16(dev, 0x03E6, 0x0000);
+ /* Turn the Analog on and initialize the PHY. */
+ phy->ops->switch_analog(dev, 1);
err = b43_phy_init(dev);
if (err)
goto err_gpio_clean;
b43_clear_keys(dev);
}
-static int b43_rng_read(struct hwrng *rng, u32 * data)
+#ifdef CONFIG_B43_HWRNG
+static int b43_rng_read(struct hwrng *rng, u32 *data)
{
struct b43_wl *wl = (struct b43_wl *)rng->priv;
unsigned long flags;
return (sizeof(u16));
}
+#endif /* CONFIG_B43_HWRNG */
static void b43_rng_exit(struct b43_wl *wl)
{
+#ifdef CONFIG_B43_HWRNG
if (wl->rng_initialized)
hwrng_unregister(&wl->rng);
+#endif /* CONFIG_B43_HWRNG */
}
static int b43_rng_init(struct b43_wl *wl)
{
- int err;
+ int err = 0;
+#ifdef CONFIG_B43_HWRNG
snprintf(wl->rng_name, ARRAY_SIZE(wl->rng_name),
"%s_%s", KBUILD_MODNAME, wiphy_name(wl->hw->wiphy));
wl->rng.name = wl->rng_name;
b43err(wl, "Failed to register the random "
"number generator (%d)\n", err);
}
+#endif /* CONFIG_B43_HWRNG */
return err;
}
}
}
-/* Update the QOS parameters in hardware. */
-static void b43_qos_update(struct b43_wldev *dev)
+/* Mapping of mac80211 queue numbers to b43 QoS SHM offsets. */
+static const u16 b43_qos_shm_offsets[] = {
+ /* [mac80211-queue-nr] = SHM_OFFSET, */
+ [0] = B43_QOS_VOICE,
+ [1] = B43_QOS_VIDEO,
+ [2] = B43_QOS_BESTEFFORT,
+ [3] = B43_QOS_BACKGROUND,
+};
+
+/* Update all QOS parameters in hardware. */
+static void b43_qos_upload_all(struct b43_wldev *dev)
{
struct b43_wl *wl = dev->wl;
struct b43_qos_params *params;
- unsigned long flags;
unsigned int i;
- /* Mapping of mac80211 queues to b43 SHM offsets. */
- static const u16 qos_shm_offsets[] = {
- [0] = B43_QOS_VOICE,
- [1] = B43_QOS_VIDEO,
- [2] = B43_QOS_BESTEFFORT,
- [3] = B43_QOS_BACKGROUND,
- };
- BUILD_BUG_ON(ARRAY_SIZE(qos_shm_offsets) != ARRAY_SIZE(wl->qos_params));
+ BUILD_BUG_ON(ARRAY_SIZE(b43_qos_shm_offsets) !=
+ ARRAY_SIZE(wl->qos_params));
b43_mac_suspend(dev);
- spin_lock_irqsave(&wl->irq_lock, flags);
-
for (i = 0; i < ARRAY_SIZE(wl->qos_params); i++) {
params = &(wl->qos_params[i]);
- if (params->need_hw_update) {
- b43_qos_params_upload(dev, &(params->p),
- qos_shm_offsets[i]);
- params->need_hw_update = 0;
- }
+ b43_qos_params_upload(dev, &(params->p),
+ b43_qos_shm_offsets[i]);
}
-
- spin_unlock_irqrestore(&wl->irq_lock, flags);
b43_mac_enable(dev);
}
struct b43_qos_params *params;
unsigned int i;
+ /* Initialize QoS parameters to sane defaults. */
+
+ BUILD_BUG_ON(ARRAY_SIZE(b43_qos_shm_offsets) !=
+ ARRAY_SIZE(wl->qos_params));
+
for (i = 0; i < ARRAY_SIZE(wl->qos_params); i++) {
params = &(wl->qos_params[i]);
- memset(&(params->p), 0, sizeof(params->p));
- params->p.aifs = -1;
- params->need_hw_update = 1;
+ switch (b43_qos_shm_offsets[i]) {
+ case B43_QOS_VOICE:
+ params->p.txop = 0;
+ params->p.aifs = 2;
+ params->p.cw_min = 0x0001;
+ params->p.cw_max = 0x0001;
+ break;
+ case B43_QOS_VIDEO:
+ params->p.txop = 0;
+ params->p.aifs = 2;
+ params->p.cw_min = 0x0001;
+ params->p.cw_max = 0x0001;
+ break;
+ case B43_QOS_BESTEFFORT:
+ params->p.txop = 0;
+ params->p.aifs = 3;
+ params->p.cw_min = 0x0001;
+ params->p.cw_max = 0x03FF;
+ break;
+ case B43_QOS_BACKGROUND:
+ params->p.txop = 0;
+ params->p.aifs = 7;
+ params->p.cw_min = 0x0001;
+ params->p.cw_max = 0x03FF;
+ break;
+ default:
+ B43_WARN_ON(1);
+ }
}
}
/* Initialize the core's QOS capabilities */
static void b43_qos_init(struct b43_wldev *dev)
{
- struct b43_wl *wl = dev->wl;
- unsigned int i;
-
/* Upload the current QOS parameters. */
- for (i = 0; i < ARRAY_SIZE(wl->qos_params); i++)
- wl->qos_params[i].need_hw_update = 1;
- b43_qos_update(dev);
+ b43_qos_upload_all(dev);
/* Enable QOS support. */
b43_hf_write(dev, b43_hf_read(dev) | B43_HF_EDCF);
| B43_MMIO_IFSCTL_USE_EDCF);
}
-static void b43_qos_update_work(struct work_struct *work)
-{
- struct b43_wl *wl = container_of(work, struct b43_wl, qos_update_work);
- struct b43_wldev *dev;
-
- mutex_lock(&wl->mutex);
- dev = wl->current_dev;
- if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED)))
- b43_qos_update(dev);
- mutex_unlock(&wl->mutex);
-}
-
static int b43_op_conf_tx(struct ieee80211_hw *hw, u16 _queue,
const struct ieee80211_tx_queue_params *params)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
- unsigned long flags;
+ struct b43_wldev *dev;
unsigned int queue = (unsigned int)_queue;
- struct b43_qos_params *p;
+ int err = -ENODEV;
if (queue >= ARRAY_SIZE(wl->qos_params)) {
/* Queue not available or don't support setting
* confuse mac80211. */
return 0;
}
+ BUILD_BUG_ON(ARRAY_SIZE(b43_qos_shm_offsets) !=
+ ARRAY_SIZE(wl->qos_params));
- spin_lock_irqsave(&wl->irq_lock, flags);
- p = &(wl->qos_params[queue]);
- memcpy(&(p->p), params, sizeof(p->p));
- p->need_hw_update = 1;
- spin_unlock_irqrestore(&wl->irq_lock, flags);
+ mutex_lock(&wl->mutex);
+ dev = wl->current_dev;
+ if (unlikely(!dev || (b43_status(dev) < B43_STAT_INITIALIZED)))
+ goto out_unlock;
- queue_work(hw->workqueue, &wl->qos_update_work);
+ memcpy(&(wl->qos_params[queue].p), params, sizeof(*params));
+ b43_mac_suspend(dev);
+ b43_qos_params_upload(dev, &(wl->qos_params[queue].p),
+ b43_qos_shm_offsets[queue]);
+ b43_mac_enable(dev);
+ err = 0;
- return 0;
+out_unlock:
+ mutex_unlock(&wl->mutex);
+
+ return err;
}
static int b43_op_get_tx_stats(struct ieee80211_hw *hw,
return 0;
}
+static u64 b43_op_get_tsf(struct ieee80211_hw *hw)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev;
+ u64 tsf;
+
+ mutex_lock(&wl->mutex);
+ spin_lock_irq(&wl->irq_lock);
+ dev = wl->current_dev;
+
+ if (dev && (b43_status(dev) >= B43_STAT_INITIALIZED))
+ b43_tsf_read(dev, &tsf);
+ else
+ tsf = 0;
+
+ spin_unlock_irq(&wl->irq_lock);
+ mutex_unlock(&wl->mutex);
+
+ return tsf;
+}
+
+static void b43_op_set_tsf(struct ieee80211_hw *hw, u64 tsf)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev;
+
+ mutex_lock(&wl->mutex);
+ spin_lock_irq(&wl->irq_lock);
+ dev = wl->current_dev;
+
+ if (dev && (b43_status(dev) >= B43_STAT_INITIALIZED))
+ b43_tsf_write(dev, tsf);
+
+ spin_unlock_irq(&wl->irq_lock);
+ mutex_unlock(&wl->mutex);
+}
+
static void b43_put_phy_into_reset(struct b43_wldev *dev)
{
struct ssb_device *sdev = dev->dev;
msleep(1);
}
-static const char * band_to_string(enum ieee80211_band band)
+static const char *band_to_string(enum ieee80211_band band)
{
switch (band) {
case IEEE80211_BAND_5GHZ:
struct b43_wldev *down_dev;
struct b43_wldev *d;
int err;
- bool gmode;
+ bool uninitialized_var(gmode);
int prev_status;
/* Find a device and PHY which supports the band. */
return err;
}
-static int b43_op_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
+/* Write the short and long frame retry limit values. */
+static void b43_set_retry_limits(struct b43_wldev *dev,
+ unsigned int short_retry,
+ unsigned int long_retry)
+{
+ /* The retry limit is a 4-bit counter. Enforce this to avoid overflowing
+ * the chip-internal counter. */
+ short_retry = min(short_retry, (unsigned int)0xF);
+ long_retry = min(long_retry, (unsigned int)0xF);
+
+ b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_SRLIMIT,
+ short_retry);
+ b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_LRLIMIT,
+ long_retry);
+}
+
+static int b43_op_config(struct ieee80211_hw *hw, u32 changed)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
struct b43_phy *phy;
+ struct ieee80211_conf *conf = &hw->conf;
unsigned long flags;
int antenna;
int err = 0;
- u32 savedirqs;
mutex_lock(&wl->mutex);
dev = wl->current_dev;
phy = &dev->phy;
- /* Disable IRQs while reconfiguring the device.
- * This makes it possible to drop the spinlock throughout
- * the reconfiguration process. */
- spin_lock_irqsave(&wl->irq_lock, flags);
- if (b43_status(dev) < B43_STAT_STARTED) {
- spin_unlock_irqrestore(&wl->irq_lock, flags);
- goto out_unlock_mutex;
- }
- savedirqs = b43_interrupt_disable(dev, B43_IRQ_ALL);
- spin_unlock_irqrestore(&wl->irq_lock, flags);
- b43_synchronize_irq(dev);
+ 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);
+ changed &= ~IEEE80211_CONF_CHANGE_RETRY_LIMITS;
+ if (!changed)
+ goto out_mac_enable;
/* 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);
- /* Enable/Disable ShortSlot timing. */
- if ((!!(conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME)) !=
- dev->short_slot) {
- B43_WARN_ON(phy->type != B43_PHYTYPE_G);
- if (conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME)
- b43_short_slot_timing_enable(dev);
- else
- b43_short_slot_timing_disable(dev);
- }
-
dev->wl->radiotap_enabled = !!(conf->flags & IEEE80211_CONF_RADIOTAP);
/* Adjust the desired TX power level. */
}
/* Antennas for RX and management frame TX. */
- antenna = b43_antenna_from_ieee80211(dev, conf->antenna_sel_tx);
+ antenna = B43_ANTENNA_DEFAULT;
b43_mgmtframe_txantenna(dev, antenna);
- antenna = b43_antenna_from_ieee80211(dev, conf->antenna_sel_rx);
+ antenna = B43_ANTENNA_DEFAULT;
if (phy->ops->set_rx_antenna)
phy->ops->set_rx_antenna(dev, antenna);
- /* Update templates for AP/mesh mode. */
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
- b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT))
- b43_set_beacon_int(dev, conf->beacon_int);
-
if (!!conf->radio_enabled != phy->radio_on) {
if (conf->radio_enabled) {
b43_software_rfkill(dev, RFKILL_STATE_UNBLOCKED);
}
}
- spin_lock_irqsave(&wl->irq_lock, flags);
- b43_interrupt_enable(dev, savedirqs);
- mmiowb();
- spin_unlock_irqrestore(&wl->irq_lock, flags);
- out_unlock_mutex:
+out_mac_enable:
+ b43_mac_enable(dev);
+out_unlock_mutex:
mutex_unlock(&wl->mutex);
return err;
}
-static int b43_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
- const u8 *local_addr, const u8 *addr,
- struct ieee80211_key_conf *key)
+static void b43_update_basic_rates(struct b43_wldev *dev, u32 brates)
+{
+ struct ieee80211_supported_band *sband =
+ dev->wl->hw->wiphy->bands[b43_current_band(dev->wl)];
+ struct ieee80211_rate *rate;
+ int i;
+ u16 basic, direct, offset, basic_offset, rateptr;
+
+ for (i = 0; i < sband->n_bitrates; i++) {
+ rate = &sband->bitrates[i];
+
+ if (b43_is_cck_rate(rate->hw_value)) {
+ direct = B43_SHM_SH_CCKDIRECT;
+ basic = B43_SHM_SH_CCKBASIC;
+ offset = b43_plcp_get_ratecode_cck(rate->hw_value);
+ offset &= 0xF;
+ } else {
+ direct = B43_SHM_SH_OFDMDIRECT;
+ basic = B43_SHM_SH_OFDMBASIC;
+ offset = b43_plcp_get_ratecode_ofdm(rate->hw_value);
+ offset &= 0xF;
+ }
+
+ rate = ieee80211_get_response_rate(sband, brates, rate->bitrate);
+
+ if (b43_is_cck_rate(rate->hw_value)) {
+ basic_offset = b43_plcp_get_ratecode_cck(rate->hw_value);
+ basic_offset &= 0xF;
+ } else {
+ basic_offset = b43_plcp_get_ratecode_ofdm(rate->hw_value);
+ basic_offset &= 0xF;
+ }
+
+ /*
+ * Get the pointer that we need to point to
+ * from the direct map
+ */
+ rateptr = b43_shm_read16(dev, B43_SHM_SHARED,
+ direct + 2 * basic_offset);
+ /* and write it to the basic map */
+ b43_shm_write16(dev, B43_SHM_SHARED, basic + 2 * offset,
+ rateptr);
+ }
+}
+
+static void b43_op_bss_info_changed(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *conf,
+ u32 changed)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
unsigned long flags;
+
+ mutex_lock(&wl->mutex);
+
+ dev = wl->current_dev;
+ if (!dev || b43_status(dev) < B43_STAT_STARTED)
+ goto out_unlock_mutex;
+
+ B43_WARN_ON(wl->vif != vif);
+
+ if (changed & BSS_CHANGED_BSSID) {
+ spin_lock_irqsave(&wl->irq_lock, flags);
+ if (conf->bssid)
+ memcpy(wl->bssid, conf->bssid, ETH_ALEN);
+ else
+ memset(wl->bssid, 0, ETH_ALEN);
+
+ if (b43_status(dev) >= B43_STAT_INITIALIZED) {
+ if (b43_is_mode(wl, NL80211_IFTYPE_AP) ||
+ b43_is_mode(wl, NL80211_IFTYPE_MESH_POINT)) {
+ B43_WARN_ON(vif->type != wl->if_type);
+ if (changed & BSS_CHANGED_BEACON)
+ b43_update_templates(wl);
+ } else if (b43_is_mode(wl, NL80211_IFTYPE_ADHOC)) {
+ if (changed & BSS_CHANGED_BEACON)
+ b43_update_templates(wl);
+ }
+ b43_write_mac_bssid_templates(dev);
+ }
+ spin_unlock_irqrestore(&wl->irq_lock, flags);
+ }
+
+ b43_mac_suspend(dev);
+
+ /* Update templates for AP/mesh mode. */
+ 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_set_beacon_int(dev, conf->beacon_int);
+
+ if (changed & BSS_CHANGED_BASIC_RATES)
+ b43_update_basic_rates(dev, conf->basic_rates);
+
+ if (changed & BSS_CHANGED_ERP_SLOT) {
+ if (conf->use_short_slot)
+ b43_short_slot_timing_enable(dev);
+ else
+ b43_short_slot_timing_disable(dev);
+ }
+
+ b43_mac_enable(dev);
+out_unlock_mutex:
+ mutex_unlock(&wl->mutex);
+}
+
+static int b43_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
+ struct ieee80211_vif *vif, struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev;
u8 algorithm;
u8 index;
int err;
- DECLARE_MAC_BUF(mac);
+ static const u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
if (modparam_nohwcrypt)
return -ENOSPC; /* User disabled HW-crypto */
mutex_lock(&wl->mutex);
- spin_lock_irqsave(&wl->irq_lock, flags);
+ spin_lock_irq(&wl->irq_lock);
+ write_lock(&wl->tx_lock);
+ /* Why do we need all this locking here?
+ * mutex -> Every config operation must take it.
+ * irq_lock -> We modify the dev->key array, which is accessed
+ * in the IRQ handlers.
+ * tx_lock -> We modify the dev->key array, which is accessed
+ * in the TX handler.
+ */
dev = wl->current_dev;
err = -ENODEV;
err = -EINVAL;
switch (key->alg) {
case ALG_WEP:
- if (key->keylen == 5)
+ if (key->keylen == LEN_WEP40)
algorithm = B43_SEC_ALGO_WEP40;
else
algorithm = B43_SEC_ALGO_WEP104;
goto out_unlock;
}
- if (is_broadcast_ether_addr(addr)) {
- /* addr is FF:FF:FF:FF:FF:FF for default keys */
+ if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
+ if (WARN_ON(!sta)) {
+ err = -EOPNOTSUPP;
+ goto out_unlock;
+ }
+ /* Pairwise key with an assigned MAC address. */
+ err = b43_key_write(dev, -1, algorithm,
+ key->key, key->keylen,
+ sta->addr, key);
+ } else {
+ /* Group key */
err = b43_key_write(dev, index, algorithm,
key->key, key->keylen, NULL, key);
- } else {
- /*
- * either pairwise key or address is 00:00:00:00:00:00
- * for transmit-only keys
- */
- err = b43_key_write(dev, -1, algorithm,
- key->key, key->keylen, addr, key);
}
if (err)
goto out_unlock;
default:
B43_WARN_ON(1);
}
+
out_unlock:
- spin_unlock_irqrestore(&wl->irq_lock, flags);
- mutex_unlock(&wl->mutex);
if (!err) {
b43dbg(wl, "%s hardware based encryption for keyidx: %d, "
- "mac: %s\n",
+ "mac: %pM\n",
cmd == SET_KEY ? "Using" : "Disabling", key->keyidx,
- print_mac(mac, addr));
+ sta ? sta->addr : bcast_addr);
+ b43_dump_keymemory(dev);
}
+ write_unlock(&wl->tx_lock);
+ spin_unlock_irq(&wl->irq_lock);
+ mutex_unlock(&wl->mutex);
+
return err;
}
spin_unlock_irqrestore(&wl->irq_lock, flags);
}
-static int b43_op_config_interface(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_if_conf *conf)
-{
- struct b43_wl *wl = hw_to_b43_wl(hw);
- struct b43_wldev *dev = wl->current_dev;
- unsigned long flags;
-
- if (!dev)
- return -ENODEV;
- mutex_lock(&wl->mutex);
- spin_lock_irqsave(&wl->irq_lock, flags);
- B43_WARN_ON(wl->vif != vif);
- if (conf->bssid)
- memcpy(wl->bssid, conf->bssid, ETH_ALEN);
- else
- memset(wl->bssid, 0, ETH_ALEN);
- if (b43_status(dev) >= B43_STAT_INITIALIZED) {
- if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP) ||
- b43_is_mode(wl, IEEE80211_IF_TYPE_MESH_POINT)) {
- B43_WARN_ON(vif->type != wl->if_type);
- if (conf->changed & IEEE80211_IFCC_SSID)
- b43_set_ssid(dev, conf->ssid, conf->ssid_len);
- if (conf->changed & IEEE80211_IFCC_BEACON)
- b43_update_templates(wl);
- } else if (b43_is_mode(wl, IEEE80211_IF_TYPE_IBSS)) {
- if (conf->changed & IEEE80211_IFCC_BEACON)
- b43_update_templates(wl);
- }
- b43_write_mac_bssid_templates(dev);
- }
- spin_unlock_irqrestore(&wl->irq_lock, flags);
- mutex_unlock(&wl->mutex);
-
- return 0;
-}
-
/* Locking: wl->mutex */
static void b43_wireless_core_stop(struct b43_wldev *dev)
{
* setting the status to INITIALIZED, as the interrupt handler
* won't care about IRQs then. */
spin_lock_irqsave(&wl->irq_lock, flags);
- dev->irq_savedstate = b43_interrupt_disable(dev, B43_IRQ_ALL);
+ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0);
b43_read32(dev, B43_MMIO_GEN_IRQ_MASK); /* flush */
spin_unlock_irqrestore(&wl->irq_lock, flags);
b43_synchronize_irq(dev);
/* Start data flow (TX/RX). */
b43_mac_enable(dev);
- b43_interrupt_enable(dev, dev->irq_savedstate);
+ b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, dev->irq_mask);
/* Start maintainance work */
b43_periodic_tasks_setup(dev);
break;
#ifdef CONFIG_B43_NPHY
case B43_PHYTYPE_N:
+ if (phy_rev > 4)
+ unsupported = 1;
+ break;
+#endif
+#ifdef CONFIG_B43_PHY_LP
+ case B43_PHYTYPE_LP:
if (phy_rev > 1)
unsupported = 1;
break;
unsupported = 1;
break;
case B43_PHYTYPE_N:
- if (radio_ver != 0x2055)
+ if (radio_ver != 0x2055 && radio_ver != 0x2056)
+ unsupported = 1;
+ break;
+ case B43_PHYTYPE_LP:
+ if (radio_ver != 0x2062)
unsupported = 1;
break;
default:
phy->next_txpwr_check_time = jiffies;
/* PHY TX errors counter. */
atomic_set(&phy->txerr_cnt, B43_PHY_TX_BADNESS_LIMIT);
+
+#if B43_DEBUG
+ phy->phy_locked = 0;
+ phy->radio_locked = 0;
+#endif
}
static void setup_struct_wldev_for_init(struct b43_wldev *dev)
/* IRQ related flags */
dev->irq_reason = 0;
memset(dev->dma_reason, 0, sizeof(dev->dma_reason));
- dev->irq_savedstate = B43_IRQ_MASKTEMPLATE;
+ dev->irq_mask = B43_IRQ_MASKTEMPLATE;
+ if (b43_modparam_verbose < B43_VERBOSITY_DEBUG)
+ dev->irq_mask &= ~B43_IRQ_PHY_TXERR;
dev->mac_suspended = 1;
#endif /* CONFIG_SSB_DRIVER_PCICORE */
}
-/* Write the short and long frame retry limit values. */
-static void b43_set_retry_limits(struct b43_wldev *dev,
- unsigned int short_retry,
- unsigned int long_retry)
-{
- /* The retry limit is a 4-bit counter. Enforce this to avoid overflowing
- * the chip-internal counter. */
- short_retry = min(short_retry, (unsigned int)0xF);
- long_retry = min(long_retry, (unsigned int)0xF);
-
- b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_SRLIMIT,
- short_retry);
- b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_LRLIMIT,
- long_retry);
-}
-
static void b43_set_synth_pu_delay(struct b43_wldev *dev, bool idle)
{
u16 pu_delay;
pu_delay = 3700;
else
pu_delay = 1050;
- if (b43_is_mode(dev->wl, IEEE80211_IF_TYPE_IBSS) || idle)
+ if (b43_is_mode(dev->wl, NL80211_IFTYPE_ADHOC) || idle)
pu_delay = 500;
if ((dev->phy.radio_ver == 0x2050) && (dev->phy.radio_rev == 8))
pu_delay = max(pu_delay, (u16)2400);
u16 pretbtt;
/* The time value is in microseconds. */
- if (b43_is_mode(dev->wl, IEEE80211_IF_TYPE_IBSS)) {
+ if (b43_is_mode(dev->wl, NL80211_IFTYPE_ADHOC)) {
pretbtt = 2;
} else {
if (dev->phy.type == B43_PHYTYPE_A)
hf |= B43_HF_GDCW;
if (sprom->boardflags_lo & B43_BFL_PACTRL)
hf |= B43_HF_OFDMPABOOST;
- } else if (phy->type == B43_PHYTYPE_B) {
- hf |= B43_HF_SYMW;
- if (phy->rev >= 2 && phy->radio_ver == 0x2050)
- hf &= ~B43_HF_GDCW;
}
+ if (phy->radio_ver == 0x2050) {
+ if (phy->radio_rev == 6)
+ hf |= B43_HF_4318TSSI;
+ if (phy->radio_rev < 6)
+ hf |= B43_HF_VCORECALC;
+ }
+ 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))
+ hf |= B43_HF_PCISCW; /* PCI slow clock workaround. */
+#endif
+ hf &= ~B43_HF_SKCFPUP;
b43_hf_write(dev, hf);
b43_set_retry_limits(dev, B43_DEFAULT_SHORT_RETRY_LIMIT,
b43_set_synth_pu_delay(dev, 1);
b43_bluetooth_coext_enable(dev);
- ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */
+ ssb_bus_powerup(bus, !(sprom->boardflags_lo & B43_BFL_XTAL_NOSLOW));
b43_upload_card_macaddress(dev);
b43_security_init(dev);
if (!dev->suspend_in_progress)
/* TODO: allow WDS/AP devices to coexist */
- if (conf->type != IEEE80211_IF_TYPE_AP &&
- conf->type != IEEE80211_IF_TYPE_MESH_POINT &&
- conf->type != IEEE80211_IF_TYPE_STA &&
- conf->type != IEEE80211_IF_TYPE_WDS &&
- conf->type != IEEE80211_IF_TYPE_IBSS)
+ if (conf->type != NL80211_IFTYPE_AP &&
+ conf->type != NL80211_IFTYPE_MESH_POINT &&
+ conf->type != NL80211_IFTYPE_STATION &&
+ conf->type != NL80211_IFTYPE_WDS &&
+ conf->type != NL80211_IFTYPE_ADHOC)
return -EOPNOTSUPP;
mutex_lock(&wl->mutex);
struct b43_wldev *dev = wl->current_dev;
b43_rfkill_exit(dev);
- cancel_work_sync(&(wl->qos_update_work));
cancel_work_sync(&(wl->beacon_update_trigger));
mutex_lock(&wl->mutex);
cancel_work_sync(&(wl->txpower_adjust_work));
}
-static int b43_op_set_retry_limit(struct ieee80211_hw *hw,
- u32 short_retry_limit, u32 long_retry_limit)
-{
- struct b43_wl *wl = hw_to_b43_wl(hw);
- struct b43_wldev *dev;
- int err = 0;
-
- mutex_lock(&wl->mutex);
- dev = wl->current_dev;
- if (unlikely(!dev || (b43_status(dev) < B43_STAT_INITIALIZED))) {
- err = -ENODEV;
- goto out_unlock;
- }
- b43_set_retry_limits(dev, short_retry_limit, long_retry_limit);
-out_unlock:
- mutex_unlock(&wl->mutex);
-
- return err;
-}
-
-static int b43_op_beacon_set_tim(struct ieee80211_hw *hw, int aid, int set)
+static int b43_op_beacon_set_tim(struct ieee80211_hw *hw,
+ struct ieee80211_sta *sta, bool set)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
unsigned long flags;
static void b43_op_sta_notify(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
enum sta_notify_cmd notify_cmd,
- const u8 *addr)
+ struct ieee80211_sta *sta)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
B43_WARN_ON(!vif || wl->vif != vif);
}
+static void b43_op_sw_scan_start_notifier(struct ieee80211_hw *hw)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev;
+
+ mutex_lock(&wl->mutex);
+ dev = wl->current_dev;
+ if (dev && (b43_status(dev) >= B43_STAT_INITIALIZED)) {
+ /* Disable CFP update during scan on other channels. */
+ b43_hf_write(dev, b43_hf_read(dev) | B43_HF_SKCFPUP);
+ }
+ mutex_unlock(&wl->mutex);
+}
+
+static void b43_op_sw_scan_complete_notifier(struct ieee80211_hw *hw)
+{
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev;
+
+ mutex_lock(&wl->mutex);
+ dev = wl->current_dev;
+ if (dev && (b43_status(dev) >= B43_STAT_INITIALIZED)) {
+ /* Re-enable CFP update. */
+ b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_SKCFPUP);
+ }
+ mutex_unlock(&wl->mutex);
+}
+
static const struct ieee80211_ops b43_hw_ops = {
.tx = b43_op_tx,
.conf_tx = b43_op_conf_tx,
.add_interface = b43_op_add_interface,
.remove_interface = b43_op_remove_interface,
.config = b43_op_config,
- .config_interface = b43_op_config_interface,
+ .bss_info_changed = b43_op_bss_info_changed,
.configure_filter = b43_op_configure_filter,
.set_key = b43_op_set_key,
.get_stats = b43_op_get_stats,
.get_tx_stats = b43_op_get_tx_stats,
+ .get_tsf = b43_op_get_tsf,
+ .set_tsf = b43_op_set_tsf,
.start = b43_op_start,
.stop = b43_op_stop,
- .set_retry_limit = b43_op_set_retry_limit,
.set_tim = b43_op_beacon_set_tim,
.sta_notify = b43_op_sta_notify,
+ .sw_scan_start = b43_op_sw_scan_start_notifier,
+ .sw_scan_complete = b43_op_sw_scan_complete_notifier,
};
/* Hard-reset the chip. Do not call this directly.
break;
case B43_PHYTYPE_G:
case B43_PHYTYPE_N:
+ case B43_PHYTYPE_LP:
have_2ghz_phy = 1;
break;
default:
pdev = bus->host_pci;
if (IS_PDEV(pdev, BROADCOM, 0x4318, ASUSTEK, 0x100F) ||
IS_PDEV(pdev, BROADCOM, 0x4320, DELL, 0x0003) ||
+ IS_PDEV(pdev, BROADCOM, 0x4320, HP, 0x12f8) ||
IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0015) ||
IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0014) ||
- IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0013))
+ IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0013) ||
+ IS_PDEV(pdev, BROADCOM, 0x4320, MOTOROLA, 0x7010))
bus->sprom.boardflags_lo &= ~B43_BFL_BTCOEXIST;
}
}
BIT(NL80211_IFTYPE_ADHOC);
hw->queues = b43_modparam_qos ? 4 : 1;
+ hw->max_rates = 2;
SET_IEEE80211_DEV(hw, dev->dev);
if (is_valid_ether_addr(sprom->et1mac))
SET_IEEE80211_PERM_ADDR(hw, sprom->et1mac);
spin_lock_init(&wl->shm_lock);
mutex_init(&wl->mutex);
INIT_LIST_HEAD(&wl->devlist);
- INIT_WORK(&wl->qos_update_work, b43_qos_update_work);
INIT_WORK(&wl->beacon_update_trigger, b43_beacon_update_trigger_work);
INIT_WORK(&wl->txpower_adjust_work, b43_phy_txpower_adjust_work);
ssb_set_devtypedata(dev, wl);
- b43info(wl, "Broadcom %04X WLAN found\n", dev->bus->chip_id);
+ b43info(wl, "Broadcom %04X WLAN found (core revision %u)\n",
+ dev->bus->chip_id, dev->id.revision);
err = 0;
- out:
+out:
return err;
}