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authorFelix Fietkau <nbd@openwrt.org>2011-05-28 16:45:17 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-05-28 16:45:17 +0000
commitc4509d34ea9afc5e373c353c48ccdf327f58217e (patch)
treef6bde560eb2f11d345474de359050874c39a374e /package/mac80211/patches/300-pending_work.patch
parentfe2df7efd1d06f7a2049ab5fe06e0c17244833af (diff)
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ath9k: merge a few bugfixes
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27025 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
-rw-r--r--package/mac80211/patches/300-pending_work.patch93
1 files changed, 93 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
new file mode 100644
index 0000000000..15e6bd0dca
--- /dev/null
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -0,0 +1,93 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+@@ -829,7 +829,7 @@ static bool ar9002_hw_init_cal(struct at
+ if (AR_SREV_9271(ah)) {
+ if (!ar9285_hw_cl_cal(ah, chan))
+ return false;
+- } else if (AR_SREV_9285_12_OR_LATER(ah)) {
++ } else if (AR_SREV_9285(ah) && AR_SREV_9285_12_OR_LATER(ah)) {
+ if (!ar9285_hw_clc(ah, chan))
+ return false;
+ } else {
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -1381,3 +1381,25 @@ void ar9003_hw_bb_watchdog_dbg_info(stru
+ "==== BB update: done ====\n\n");
+ }
+ EXPORT_SYMBOL(ar9003_hw_bb_watchdog_dbg_info);
++
++void ar9003_hw_disable_phy_restart(struct ath_hw *ah)
++{
++ u32 val;
++
++ /* While receiving unsupported rate frame rx state machine
++ * gets into a state 0xb and if phy_restart happens in that
++ * state, BB would go hang. If RXSM is in 0xb state after
++ * first bb panic, ensure to disable the phy_restart.
++ */
++ if (!((MS(ah->bb_watchdog_last_status,
++ AR_PHY_WATCHDOG_RX_OFDM_SM) == 0xb) ||
++ ah->bb_hang_rx_ofdm))
++ return;
++
++ ah->bb_hang_rx_ofdm = true;
++ val = REG_READ(ah, AR_PHY_RESTART);
++ val &= ~AR_PHY_RESTART_ENA;
++
++ REG_WRITE(ah, AR_PHY_RESTART, val);
++}
++EXPORT_SYMBOL(ar9003_hw_disable_phy_restart);
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1555,9 +1555,12 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ if (ah->btcoex_hw.enabled)
+ ath9k_hw_btcoex_enable(ah);
+
+- if (AR_SREV_9300_20_OR_LATER(ah))
++ if (AR_SREV_9300_20_OR_LATER(ah)) {
+ ar9003_hw_bb_watchdog_config(ah);
+
++ ar9003_hw_disable_phy_restart(ah);
++ }
++
+ ath9k_hw_apply_gpio_override(ah);
+
+ return 0;
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -842,6 +842,7 @@ struct ath_hw {
+
+ u32 bb_watchdog_last_status;
+ u32 bb_watchdog_timeout_ms; /* in ms, 0 to disable */
++ u8 bb_hang_rx_ofdm; /* true if bb hang due to rx_ofdm */
+
+ unsigned int paprd_target_power;
+ unsigned int paprd_training_power;
+@@ -990,6 +991,7 @@ void ar9002_hw_enable_wep_aggregation(st
+ void ar9003_hw_bb_watchdog_config(struct ath_hw *ah);
+ void ar9003_hw_bb_watchdog_read(struct ath_hw *ah);
+ void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
++void ar9003_hw_disable_phy_restart(struct ath_hw *ah);
+ void ar9003_paprd_enable(struct ath_hw *ah, bool val);
+ void ar9003_paprd_populate_single_table(struct ath_hw *ah,
+ struct ath9k_hw_cal_data *caldata,
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -670,7 +670,8 @@ void ath9k_tasklet(unsigned long data)
+ u32 status = sc->intrstatus;
+ u32 rxmask;
+
+- if (status & ATH9K_INT_FATAL) {
++ if ((status & ATH9K_INT_FATAL) ||
++ (status & ATH9K_INT_BB_WATCHDOG)) {
+ ath_reset(sc, true);
+ return;
+ }
+@@ -737,6 +738,7 @@ irqreturn_t ath_isr(int irq, void *dev)
+ {
+ #define SCHED_INTR ( \
+ ATH9K_INT_FATAL | \
++ ATH9K_INT_BB_WATCHDOG | \
+ ATH9K_INT_RXORN | \
+ ATH9K_INT_RXEOL | \
+ ATH9K_INT_RX | \