From a66d4235605b45ad043257c821e6f6f4815fa76e Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 25 Sep 2011 18:34:54 +0000 Subject: [PATCH] ath9k: fix some tx aggregation issues - reduces the number of tx dma stop failures SVN-Revision: 28301 --- .../patches/572-ath9k_fix_tx_retry.patch | 11 ++++ .../patches/573-ath9k_fix_tx_flush_bar.patch | 51 +++++++++++++++++++ .../580-ath9k_cleanup_set_interrupt.patch | 2 +- 3 files changed, 63 insertions(+), 1 deletion(-) create mode 100644 package/mac80211/patches/572-ath9k_fix_tx_retry.patch create mode 100644 package/mac80211/patches/573-ath9k_fix_tx_flush_bar.patch diff --git a/package/mac80211/patches/572-ath9k_fix_tx_retry.patch b/package/mac80211/patches/572-ath9k_fix_tx_retry.patch new file mode 100644 index 0000000000..755c3286e5 --- /dev/null +++ b/package/mac80211/patches/572-ath9k_fix_tx_retry.patch @@ -0,0 +1,11 @@ +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -484,7 +484,7 @@ static void ath_tx_complete_aggr(struct + */ + txfail = 1; + } else if (fi->retries < ATH_MAX_SW_RETRIES) { +- if (!(ts->ts_status & ATH9K_TXERR_FILT) || ++ if (!(ts->ts_status & ATH9K_TXERR_FILT) && + !an->sleeping) + ath_tx_set_retry(sc, txq, bf->bf_mpdu, + retries); diff --git a/package/mac80211/patches/573-ath9k_fix_tx_flush_bar.patch b/package/mac80211/patches/573-ath9k_fix_tx_flush_bar.patch new file mode 100644 index 0000000000..c13f93b0fc --- /dev/null +++ b/package/mac80211/patches/573-ath9k_fix_tx_flush_bar.patch @@ -0,0 +1,51 @@ +--- a/drivers/net/wireless/ath/ath9k/mac.h ++++ b/drivers/net/wireless/ath/ath9k/mac.h +@@ -75,9 +75,10 @@ + #define ATH9K_TXERR_XTXOP 0x08 + #define ATH9K_TXERR_TIMER_EXPIRED 0x10 + #define ATH9K_TX_ACKED 0x20 ++#define ATH9K_TX_FLUSH 0x40 + #define ATH9K_TXERR_MASK \ + (ATH9K_TXERR_XRETRY | ATH9K_TXERR_FILT | ATH9K_TXERR_FIFO | \ +- ATH9K_TXERR_XTXOP | ATH9K_TXERR_TIMER_EXPIRED) ++ ATH9K_TXERR_XTXOP | ATH9K_TXERR_TIMER_EXPIRED | ATH9K_TX_FLUSH) + + #define ATH9K_TX_BA 0x01 + #define ATH9K_TX_PWRMGMT 0x02 +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -389,6 +389,7 @@ static void ath_tx_complete_aggr(struct + u8 tidno; + bool clear_filter; + int i, retries; ++ bool flush = !!(ts->ts_status & ATH9K_TX_FLUSH); + + skb = bf->bf_mpdu; + hdr = (struct ieee80211_hdr *)skb->data; +@@ -483,6 +484,8 @@ static void ath_tx_complete_aggr(struct + * the un-acked sub-frames + */ + txfail = 1; ++ } else if (flush) { ++ txpending = 1; + } else if (fi->retries < ATH_MAX_SW_RETRIES) { + if (!(ts->ts_status & ATH9K_TXERR_FILT) && + !an->sleeping) +@@ -543,7 +546,8 @@ static void ath_tx_complete_aggr(struct + + ath_tx_complete_buf(sc, bf, txq, + &bf_head, +- ts, 0, 1, ++ ts, 0, ++ !flush, + sta); + break; + } +@@ -1447,6 +1451,7 @@ static void ath_drain_txq_list(struct at + struct ath_tx_status ts; + + memset(&ts, 0, sizeof(ts)); ++ ts.ts_status = ATH9K_TX_FLUSH; + INIT_LIST_HEAD(&bf_head); + + while (!list_empty(list)) { diff --git a/package/mac80211/patches/580-ath9k_cleanup_set_interrupt.patch b/package/mac80211/patches/580-ath9k_cleanup_set_interrupt.patch index 8723e50410..cdf375b495 100644 --- a/package/mac80211/patches/580-ath9k_cleanup_set_interrupt.patch +++ b/package/mac80211/patches/580-ath9k_cleanup_set_interrupt.patch @@ -144,7 +144,7 @@ mask2 = 0; --- a/drivers/net/wireless/ath/ath9k/mac.h +++ b/drivers/net/wireless/ath/ath9k/mac.h -@@ -734,7 +734,7 @@ int ath9k_hw_beaconq_setup(struct ath_hw +@@ -735,7 +735,7 @@ int ath9k_hw_beaconq_setup(struct ath_hw /* Interrupt Handling */ bool ath9k_hw_intrpend(struct ath_hw *ah);