diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2012-07-03 21:00:47 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-07-03 21:00:47 +0000 |
| commit | 5cd249655dc7f7c2fa165436864538e517899908 (patch) | |
| tree | d8152582ffc306746644e05dd8089e9c66048a64 /package/mac80211 | |
| parent | 5ad36ca723d4cf7ddaf8a1b4eba0de43010d7ef0 (diff) | |
| download | upstream-5cd249655dc7f7c2fa165436864538e517899908.tar.gz upstream-5cd249655dc7f7c2fa165436864538e517899908.tar.bz2 upstream-5cd249655dc7f7c2fa165436864538e517899908.zip | |
ath9k: add a patch to make the hw queue length configurable via debugfs
SVN-Revision: 32589
Diffstat (limited to 'package/mac80211')
| -rw-r--r-- | package/mac80211/patches/570-ath9k_config_qlen.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/package/mac80211/patches/570-ath9k_config_qlen.patch b/package/mac80211/patches/570-ath9k_config_qlen.patch new file mode 100644 index 0000000000..b0c573d31a --- /dev/null +++ b/package/mac80211/patches/570-ath9k_config_qlen.patch @@ -0,0 +1,59 @@ +--- a/drivers/net/wireless/ath/ath9k/ath9k.h ++++ b/drivers/net/wireless/ath/ath9k/ath9k.h +@@ -297,6 +297,7 @@ struct ath_tx { + struct ath_txq txq[ATH9K_NUM_TX_QUEUES]; + struct ath_descdma txdma; + struct ath_txq *txq_map[WME_NUM_AC]; ++ u32 txq_max_pending[WME_NUM_AC]; + }; + + struct ath_rx_edma { +--- a/drivers/net/wireless/ath/ath9k/init.c ++++ b/drivers/net/wireless/ath/ath9k/init.c +@@ -436,6 +436,7 @@ static int ath9k_init_queues(struct ath_ + for (i = 0; i < WME_NUM_AC; i++) { + sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i); + sc->tx.txq_map[i]->mac80211_qnum = i; ++ sc->tx.txq_max_pending[i] = ATH_MAX_QDEPTH; + } + return 0; + } +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -1988,7 +1988,8 @@ int ath_tx_start(struct ieee80211_hw *hw + + ath_txq_lock(sc, txq); + if (txq == sc->tx.txq_map[q] && +- ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) { ++ ++txq->pending_frames > sc->tx.txq_max_pending[q] && ++ !txq->stopped) { + ieee80211_stop_queue(sc->hw, q); + txq->stopped = true; + } +@@ -2047,7 +2048,8 @@ static void ath_tx_complete(struct ath_s + if (WARN_ON(--txq->pending_frames < 0)) + txq->pending_frames = 0; + +- if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) { ++ if (txq->stopped && ++ txq->pending_frames < sc->tx.txq_max_pending[q]) { + ieee80211_wake_queue(sc->hw, q); + txq->stopped = false; + } +--- a/drivers/net/wireless/ath/ath9k/debug.c ++++ b/drivers/net/wireless/ath/ath9k/debug.c +@@ -1702,6 +1702,14 @@ int ath9k_init_debug(struct ath_hw *ah) + &fops_interrupt); + debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_xmit); ++ debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, ++ &sc->tx.txq_max_pending[WME_AC_BK]); ++ debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, ++ &sc->tx.txq_max_pending[WME_AC_BE]); ++ debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, ++ &sc->tx.txq_max_pending[WME_AC_VI]); ++ debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, ++ &sc->tx.txq_max_pending[WME_AC_VO]); + debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_stations); + debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, |