diff options
Diffstat (limited to 'package/kernel/mac80211/patches')
5 files changed, 211 insertions, 7 deletions
diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch index 8916255d4e..e324d9f8c1 100644 --- a/package/kernel/mac80211/patches/300-pending_work.patch +++ b/package/kernel/mac80211/patches/300-pending_work.patch @@ -1,3 +1,37 @@ +commit 98d1a6c5b14688ed030e81b889f607be308e0df9 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Mon Feb 24 22:20:32 2014 +0100 + + ath9k: fix invalid descriptor discarding + + Only set sc->rx.discard_next to rx_stats->rs_more when actually + discarding the current descriptor. + + Also, fix a detection of broken descriptors: + First the code checks if the current descriptor is not done. + Then it checks if the next descriptor is done. + Add a check that afterwards checks the first descriptor again, because + it might have been completed in the mean time. + + This fixes a regression introduced in + commit 723e711356b5a8a95728a890e254e8b0d47b55cf + "ath9k: fix handling of broken descriptors" + + Cc: stable@vger.kernel.org + Reported-by: Marco André Dinis <marcoandredinis@gmail.com> + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + +commit 52a46300e782fe6994466523eb2b0b59091ea59f +Author: Felix Fietkau <nbd@openwrt.org> +Date: Mon Feb 24 11:43:50 2014 +0100 + + ath9k: reduce baseband hang detection false positive rate + + Check if the baseband state remains stable, and add a small delay + between register reads. + + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + commit 118945bb12082e9d4edddc868d88143164e0f440 Author: Felix Fietkau <nbd@openwrt.org> Date: Sat Feb 22 14:55:23 2014 +0100 @@ -1053,7 +1087,39 @@ Date: Thu Jan 23 20:06:34 2014 +0100 else udelay(100); -@@ -2051,9 +2051,8 @@ static bool ath9k_hw_set_power_awake(str +@@ -1534,7 +1534,7 @@ EXPORT_SYMBOL(ath9k_hw_check_nav); + bool ath9k_hw_check_alive(struct ath_hw *ah) + { + int count = 50; +- u32 reg; ++ u32 reg, last_val; + + if (AR_SREV_9300(ah)) + return !ath9k_hw_detect_mac_hang(ah); +@@ -1542,9 +1542,13 @@ bool ath9k_hw_check_alive(struct ath_hw + if (AR_SREV_9285_12_OR_LATER(ah)) + return true; + ++ last_val = REG_READ(ah, AR_OBS_BUS_1); + do { + reg = REG_READ(ah, AR_OBS_BUS_1); ++ if (reg != last_val) ++ return true; + ++ last_val = reg; + if ((reg & 0x7E7FFFEF) == 0x00702400) + continue; + +@@ -1556,6 +1560,8 @@ bool ath9k_hw_check_alive(struct ath_hw + default: + return true; + } ++ ++ udelay(1); + } while (count-- > 0); + + return false; +@@ -2051,9 +2057,8 @@ static bool ath9k_hw_set_power_awake(str REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN); @@ -3387,3 +3453,141 @@ Date: Thu Jan 23 20:06:34 2014 +0100 SURVEY_INFO_CHANNEL_TIME | SURVEY_INFO_CHANNEL_TIME_BUSY | SURVEY_INFO_CHANNEL_TIME_RX | +--- a/drivers/net/wireless/ath/ath9k/recv.c ++++ b/drivers/net/wireless/ath/ath9k/recv.c +@@ -732,11 +732,18 @@ static struct ath_rxbuf *ath_get_next_rx + return NULL; + + /* +- * mark descriptor as zero-length and set the 'more' +- * flag to ensure that both buffers get discarded ++ * Re-check previous descriptor, in case it has been filled ++ * in the mean time. + */ +- rs->rs_datalen = 0; +- rs->rs_more = true; ++ ret = ath9k_hw_rxprocdesc(ah, ds, rs); ++ if (ret == -EINPROGRESS) { ++ /* ++ * mark descriptor as zero-length and set the 'more' ++ * flag to ensure that both buffers get discarded ++ */ ++ rs->rs_datalen = 0; ++ rs->rs_more = true; ++ } + } + + list_del(&bf->list); +@@ -985,32 +992,32 @@ static int ath9k_rx_skb_preprocess(struc + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_hdr *hdr; + bool discard_current = sc->rx.discard_next; +- int ret = 0; + + /* + * Discard corrupt descriptors which are marked in + * ath_get_next_rx_buf(). + */ +- sc->rx.discard_next = rx_stats->rs_more; + if (discard_current) +- return -EINVAL; ++ goto corrupt; ++ ++ sc->rx.discard_next = false; + + /* + * Discard zero-length packets. + */ + if (!rx_stats->rs_datalen) { + RX_STAT_INC(rx_len_err); +- return -EINVAL; ++ goto corrupt; + } + +- /* +- * rs_status follows rs_datalen so if rs_datalen is too large +- * we can take a hint that hardware corrupted it, so ignore +- * those frames. +- */ ++ /* ++ * rs_status follows rs_datalen so if rs_datalen is too large ++ * we can take a hint that hardware corrupted it, so ignore ++ * those frames. ++ */ + if (rx_stats->rs_datalen > (common->rx_bufsize - ah->caps.rx_status_len)) { + RX_STAT_INC(rx_len_err); +- return -EINVAL; ++ goto corrupt; + } + + /* Only use status info from the last fragment */ +@@ -1024,10 +1031,8 @@ static int ath9k_rx_skb_preprocess(struc + * This is different from the other corrupt descriptor + * condition handled above. + */ +- if (rx_stats->rs_status & ATH9K_RXERR_CORRUPT_DESC) { +- ret = -EINVAL; +- goto exit; +- } ++ if (rx_stats->rs_status & ATH9K_RXERR_CORRUPT_DESC) ++ goto corrupt; + + hdr = (struct ieee80211_hdr *) (skb->data + ah->caps.rx_status_len); + +@@ -1043,18 +1048,15 @@ static int ath9k_rx_skb_preprocess(struc + if (ath_process_fft(sc, hdr, rx_stats, rx_status->mactime)) + RX_STAT_INC(rx_spectral); + +- ret = -EINVAL; +- goto exit; ++ return -EINVAL; + } + + /* + * everything but the rate is checked here, the rate check is done + * separately to avoid doing two lookups for a rate for each frame. + */ +- if (!ath9k_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error)) { +- ret = -EINVAL; +- goto exit; +- } ++ if (!ath9k_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error)) ++ return -EINVAL; + + if (ath_is_mybeacon(common, hdr)) { + RX_STAT_INC(rx_beacons); +@@ -1064,15 +1066,11 @@ static int ath9k_rx_skb_preprocess(struc + /* + * This shouldn't happen, but have a safety check anyway. + */ +- if (WARN_ON(!ah->curchan)) { +- ret = -EINVAL; +- goto exit; +- } ++ if (WARN_ON(!ah->curchan)) ++ return -EINVAL; + +- if (ath9k_process_rate(common, hw, rx_stats, rx_status)) { +- ret =-EINVAL; +- goto exit; +- } ++ if (ath9k_process_rate(common, hw, rx_stats, rx_status)) ++ return -EINVAL; + + ath9k_process_rssi(common, hw, rx_stats, rx_status); + +@@ -1087,9 +1085,11 @@ static int ath9k_rx_skb_preprocess(struc + sc->rx.num_pkts++; + #endif + +-exit: +- sc->rx.discard_next = false; +- return ret; ++ return 0; ++ ++corrupt: ++ sc->rx.discard_next = rx_stats->rs_more; ++ return -EINVAL; + } + + static void ath9k_rx_skb_postprocess(struct ath_common *common, diff --git a/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch b/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch index 742da223a8..674c59756e 100644 --- a/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch +++ b/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch @@ -10,7 +10,7 @@ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -2716,7 +2716,7 @@ void ath9k_hw_apply_txpower(struct ath_h +@@ -2722,7 +2722,7 @@ void ath9k_hw_apply_txpower(struct ath_h channel = chan->chan; chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER); new_pwr = min_t(int, chan_pwr, reg->power_limit); diff --git a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch index 13d3c6212f..c695df2835 100644 --- a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch +++ b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch @@ -94,7 +94,7 @@ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1730,6 +1730,20 @@ fail: +@@ -1736,6 +1736,20 @@ fail: return -EINVAL; } @@ -115,7 +115,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, struct ath9k_hw_cal_data *caldata, bool fastcc) { -@@ -1935,6 +1949,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st +@@ -1941,6 +1955,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st ar9003_hw_disable_phy_restart(ah); ath9k_hw_apply_gpio_override(ah); diff --git a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch index 359f432dc9..08a1a0f6f3 100644 --- a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch +++ b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch @@ -11,7 +11,7 @@ int (*external_reset)(void); --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -2323,17 +2323,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw +@@ -2329,17 +2329,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw } eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE); diff --git a/package/kernel/mac80211/patches/566-ath9k-ar933x-usb-hang-workaround.patch b/package/kernel/mac80211/patches/566-ath9k-ar933x-usb-hang-workaround.patch index 289dda769c..87292e446d 100644 --- a/package/kernel/mac80211/patches/566-ath9k-ar933x-usb-hang-workaround.patch +++ b/package/kernel/mac80211/patches/566-ath9k-ar933x-usb-hang-workaround.patch @@ -40,7 +40,7 @@ return true; } -@@ -1725,8 +1744,14 @@ static int ath9k_hw_do_fastcc(struct ath +@@ -1731,8 +1750,14 @@ static int ath9k_hw_do_fastcc(struct ath if (AR_SREV_9271(ah)) ar9002_hw_load_ani_reg(ah, chan); @@ -55,7 +55,7 @@ return -EINVAL; } -@@ -1954,6 +1979,9 @@ int ath9k_hw_reset(struct ath_hw *ah, st +@@ -1960,6 +1985,9 @@ int ath9k_hw_reset(struct ath_hw *ah, st if (AR_SREV_9565(ah) && common->bt_ant_diversity) REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); |