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| author | Felix Fietkau <nbd@nbd.name> | 2017-02-02 12:02:22 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2017-02-06 12:27:12 +0100 |
| commit | 649e766a64a0d001f040dfc225c601b3d0af6f40 (patch) | |
| tree | 6399891552e85e9d511546df07932551f60b7549 /package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch | |
| parent | 91fce81df6e99cec0876b9d4866bd86e7c49820f (diff) | |
| download | mtk-20170518-649e766a64a0d001f040dfc225c601b3d0af6f40.zip mtk-20170518-649e766a64a0d001f040dfc225c601b3d0af6f40.tar.gz mtk-20170518-649e766a64a0d001f040dfc225c601b3d0af6f40.tar.bz2 | |
mac80211: update to wireless-testing 2017-01-31
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch b/package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch deleted file mode 100644 index b0cb74a..0000000 --- a/package/kernel/mac80211/patches/355-ath9k_hw-check-if-the-chip-failed-to-wake-up.patch +++ /dev/null @@ -1,30 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Wed, 25 Jan 2017 12:58:17 +0100 -Subject: [PATCH] ath9k_hw: check if the chip failed to wake up - -In an RFC patch, Sven Eckelmann and Simon Wunderlich reported: - -"QCA 802.11n chips (especially AR9330/AR9340) sometimes end up in a -state in which a read of AR_CFG always returns 0xdeadbeef. -This should not happen when when the power_mode of the device is -ATH9K_PM_AWAKE." - -Include the check for the default register state in the existing MAC -hang check. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/drivers/net/wireless/ath/ath9k/hw.c -+++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1624,6 +1624,10 @@ bool ath9k_hw_check_alive(struct ath_hw - int count = 50; - u32 reg, last_val; - -+ /* Check if chip failed to wake up */ -+ if (REG_READ(ah, AR_CFG) == 0xdeadbeef) -+ return false; -+ - if (AR_SREV_9300(ah)) - return !ath9k_hw_detect_mac_hang(ah); - |