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| author | Felix Fietkau <nbd@openwrt.org> | 2013-05-03 09:12:19 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2013-05-03 09:12:19 +0000 |
| commit | 18c588a5709c913471a2b7378428893ee0524945 (patch) | |
| tree | 4b0ca393406e7b9ae56907336fa4cfc08394d8e5 /package/mac80211/patches/300-pending_work.patch | |
| parent | 30c43603456d8d68fbdfc535c6671607669ec3d7 (diff) | |
| download | upstream-18c588a5709c913471a2b7378428893ee0524945.tar.gz upstream-18c588a5709c913471a2b7378428893ee0524945.tar.bz2 upstream-18c588a5709c913471a2b7378428893ee0524945.zip | |
ar71xx: add an external reset callback for ar913x and use it in ath9k - should reduce the frequency of DMA stop failures
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 36530
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 92bf897b2a..379e8f47ee 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -25,7 +25,43 @@ int nstations; /* number of station vifs */ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1698,12 +1698,11 @@ static void ath9k_hw_reset_opmode(struct +@@ -1366,7 +1366,10 @@ static bool ath9k_hw_set_reset(struct at + + REGWRITE_BUFFER_FLUSH(ah); + +- udelay(50); ++ if (AR_SREV_9100(ah)) ++ mdelay(10); ++ else ++ udelay(50); + + REG_WRITE(ah, AR_RTC_RC, 0); + if (!ath9k_hw_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0, AH_WAIT_TIMEOUT)) { +@@ -1377,8 +1380,12 @@ static bool ath9k_hw_set_reset(struct at + if (!AR_SREV_9100(ah)) + REG_WRITE(ah, AR_RC, 0); + +- if (AR_SREV_9100(ah)) ++ if (AR_SREV_9100(ah) && type != ATH9K_RESET_WARM) { ++ if (ah->external_reset) ++ ah->external_reset(); ++ + udelay(50); ++ } + + return true; + } +@@ -1464,7 +1471,8 @@ static bool ath9k_hw_chip_reset(struct a + reset_type = ATH9K_RESET_POWER_ON; + else + reset_type = ATH9K_RESET_COLD; +- } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) || ++ } else if (ah->chip_fullsleep || ++ REG_READ(ah, AR_Q_TXE) || + (REG_READ(ah, AR_CR) & AR_CR_RXE)) + reset_type = ATH9K_RESET_COLD; + +@@ -1698,12 +1706,11 @@ static void ath9k_hw_reset_opmode(struct ENABLE_REGWRITE_BUFFER(ah); |