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| author | Felix Fietkau <nbd@openwrt.org> | 2011-11-14 21:21:24 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2011-11-14 21:21:24 +0000 |
| commit | b33f7e264c3c90ffb08c276260953c41ab04530a (patch) | |
| tree | 70deb1fb004200bc1a35f568e983b5d845070ee1 | |
| parent | b14b5bb03827cfe681c4d458842fa6487d546a82 (diff) | |
| download | upstream-b33f7e264c3c90ffb08c276260953c41ab04530a.tar.gz upstream-b33f7e264c3c90ffb08c276260953c41ab04530a.tar.bz2 upstream-b33f7e264c3c90ffb08c276260953c41ab04530a.zip | |
ath9k: do not put the hardware to full-sleep while tx is pending
SVN-Revision: 29133
| -rw-r--r-- | package/mac80211/patches/563-ath9k_fix_full_sleep_tx.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/package/mac80211/patches/563-ath9k_fix_full_sleep_tx.patch b/package/mac80211/patches/563-ath9k_fix_full_sleep_tx.patch new file mode 100644 index 0000000000..17575b9e47 --- /dev/null +++ b/package/mac80211/patches/563-ath9k_fix_full_sleep_tx.patch @@ -0,0 +1,22 @@ +--- a/drivers/net/wireless/ath/ath9k/main.c ++++ b/drivers/net/wireless/ath/ath9k/main.c +@@ -118,7 +118,7 @@ void ath9k_ps_restore(struct ath_softc * + if (--sc->ps_usecount != 0) + goto unlock; + +- if (sc->ps_idle) ++ if (sc->ps_idle && !(sc->ps_flags & PS_WAIT_FOR_TX_ACK)) + mode = ATH9K_PM_FULL_SLEEP; + else if (sc->ps_enabled && + !(sc->ps_flags & (PS_WAIT_FOR_BEACON | +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -1983,7 +1983,7 @@ static void ath_tx_complete(struct ath_s + skb_pull(skb, padsize); + } + +- if (sc->ps_flags & PS_WAIT_FOR_TX_ACK) { ++ if ((sc->ps_flags & PS_WAIT_FOR_TX_ACK) && !txq->axq_depth) { + sc->ps_flags &= ~PS_WAIT_FOR_TX_ACK; + ath_dbg(common, ATH_DBG_PS, + "Going back to sleep after having received TX status (0x%lx)\n", |