From 253d2b511bd7b32a63aeec471717430902906d51 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 13 Aug 2013 10:35:14 +0000 Subject: ath9k: reorganize patches Signed-off-by: Felix Fietkau SVN-Revision: 37766 --- .../patches/541-ath9k_rx_dma_stop_check.patch | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 package/kernel/mac80211/patches/541-ath9k_rx_dma_stop_check.patch (limited to 'package/kernel/mac80211/patches/541-ath9k_rx_dma_stop_check.patch') diff --git a/package/kernel/mac80211/patches/541-ath9k_rx_dma_stop_check.patch b/package/kernel/mac80211/patches/541-ath9k_rx_dma_stop_check.patch new file mode 100644 index 0000000000..5d063c7d65 --- /dev/null +++ b/package/kernel/mac80211/patches/541-ath9k_rx_dma_stop_check.patch @@ -0,0 +1,28 @@ +--- a/drivers/net/wireless/ath/ath9k/mac.c ++++ b/drivers/net/wireless/ath/ath9k/mac.c +@@ -705,7 +705,7 @@ bool ath9k_hw_stopdmarecv(struct ath_hw + { + #define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */ + struct ath_common *common = ath9k_hw_common(ah); +- u32 mac_status, last_mac_status = 0; ++ u32 mac_status = 0, last_mac_status = 0; + int i; + + /* Enable access to the DMA observation bus */ +@@ -735,6 +735,16 @@ bool ath9k_hw_stopdmarecv(struct ath_hw + } + + if (i == 0) { ++ if (!AR_SREV_9300_20_OR_LATER(ah) && ++ (mac_status & 0x700) == 0) { ++ /* ++ * DMA is idle but the MAC is still stuck ++ * processing events ++ */ ++ *reset = true; ++ return true; ++ } ++ + ath_err(common, + "DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x DMADBG_7=0x%08x\n", + AH_RX_STOP_DMA_TIMEOUT / 1000, -- cgit v1.2.3