From a55d56e59089a47658f87a273f06fd1c2bf87d76 Mon Sep 17 00:00:00 2001 From: nbd Date: Mon, 29 Aug 2011 09:55:11 +0000 Subject: [PATCH 1/1] ath9k: fix a tx aggregation padding issue git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28113 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../patches/545-ath9k_aggr_padding_fix.patch | 23 +++++++++++++++++++ .../patches/550-ath9k_limit_qlen.patch | 14 +++++------ .../580-ath9k_remove_common_chainmask.patch | 6 ++--- 3 files changed, 33 insertions(+), 10 deletions(-) create mode 100644 package/mac80211/patches/545-ath9k_aggr_padding_fix.patch diff --git a/package/mac80211/patches/545-ath9k_aggr_padding_fix.patch b/package/mac80211/patches/545-ath9k_aggr_padding_fix.patch new file mode 100644 index 000000000..4b5f22f2d --- /dev/null +++ b/package/mac80211/patches/545-ath9k_aggr_padding_fix.patch @@ -0,0 +1,23 @@ +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -728,7 +728,9 @@ static int ath_compute_num_delims(struct + * Add delimiter when using RTS/CTS with aggregation + * and non enterprise AR9003 card + */ +- if (first_subfrm) ++ if (first_subfrm && (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) && ++ !AR_SREV_9580_10_OR_LATER(sc->sc_ah) && ++ (sc->sc_ah->ent_mode & AR_ENT_OTP_MIN_PKT_SIZE_DISABLE)) + ndelim = max(ndelim, FIRST_DESC_NDELIMS); + + /* +--- a/drivers/net/wireless/ath/ath9k/reg.h ++++ b/drivers/net/wireless/ath/ath9k/reg.h +@@ -1132,6 +1132,7 @@ enum { + #define AR_INTR_PRIO_ASYNC_ENABLE (AR_SREV_9340(ah) ? 0x4094 : 0x40d4) + #define AR_ENT_OTP 0x40d8 + #define AR_ENT_OTP_CHAIN2_DISABLE 0x00020000 ++#define AR_ENT_OTP_MIN_PKT_SIZE_DISABLE 0x00800000 + #define AR_ENT_OTP_MPSD 0x00800000 + + #define AR_CH0_BB_DPLL1 0x16180 diff --git a/package/mac80211/patches/550-ath9k_limit_qlen.patch b/package/mac80211/patches/550-ath9k_limit_qlen.patch index 9e144f39c..4356f8109 100644 --- a/package/mac80211/patches/550-ath9k_limit_qlen.patch +++ b/package/mac80211/patches/550-ath9k_limit_qlen.patch @@ -57,7 +57,7 @@ while (bf) { u16 seqno = bf->bf_state.seqno; -@@ -834,6 +844,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_ +@@ -836,6 +846,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_ ath_tx_addto_baw(sc, tid, seqno); ath9k_hw_set11n_aggr_middle(sc->sc_ah, bf->bf_desc, ndelim); @@ -65,7 +65,7 @@ __skb_unlink(skb, &tid->buf_q); list_add_tail(&bf->list, bf_q); if (bf_prev) { -@@ -1489,6 +1500,8 @@ static void ath_tx_send_ampdu(struct ath +@@ -1491,6 +1502,8 @@ static void ath_tx_send_ampdu(struct ath /* Add sub-frame to BAW */ ath_tx_addto_baw(sc, tid, bf->bf_state.seqno); @@ -74,7 +74,7 @@ /* Queue to h/w without aggregation */ TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw); bf->bf_lastbf = bf; -@@ -1817,23 +1830,13 @@ error: +@@ -1819,23 +1832,13 @@ error: /* FIXME: tx power */ static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb, @@ -100,7 +100,7 @@ if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) { /* -@@ -1875,6 +1878,7 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -1877,6 +1880,7 @@ int ath_tx_start(struct ieee80211_hw *hw struct ieee80211_vif *vif = info->control.vif; struct ath_softc *sc = hw->priv; struct ath_txq *txq = txctl->txq; @@ -108,7 +108,7 @@ int padpos, padsize; int frmlen = skb->len + FCS_LEN; int q; -@@ -1907,6 +1911,7 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -1909,6 +1913,7 @@ int ath_tx_start(struct ieee80211_hw *hw skb_push(skb, padsize); memmove(skb->data, skb->data + padsize, padpos); @@ -116,7 +116,7 @@ } if ((vif && vif->type != NL80211_IFTYPE_AP && -@@ -1916,6 +1921,24 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -1918,6 +1923,24 @@ int ath_tx_start(struct ieee80211_hw *hw setup_frame_info(hw, skb, frmlen); @@ -141,7 +141,7 @@ /* * At this point, the vif, hw_key and sta pointers in the tx control * info are no longer valid (overwritten by the ath_frame_info data. -@@ -1930,7 +1953,7 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -1932,7 +1955,7 @@ int ath_tx_start(struct ieee80211_hw *hw } spin_unlock_bh(&txq->axq_lock); diff --git a/package/mac80211/patches/580-ath9k_remove_common_chainmask.patch b/package/mac80211/patches/580-ath9k_remove_common_chainmask.patch index 1164fc2ac..c314f4236 100644 --- a/package/mac80211/patches/580-ath9k_remove_common_chainmask.patch +++ b/package/mac80211/patches/580-ath9k_remove_common_chainmask.patch @@ -90,7 +90,7 @@ --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c -@@ -1655,7 +1655,7 @@ u8 ath_txchainmask_reduction(struct ath_ +@@ -1657,7 +1657,7 @@ u8 ath_txchainmask_reduction(struct ath_ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, int len) { @@ -99,7 +99,7 @@ struct ath9k_11n_rate_series series[4]; struct sk_buff *skb; struct ieee80211_tx_info *tx_info; -@@ -1715,7 +1715,7 @@ static void ath_buf_set_rate(struct ath_ +@@ -1717,7 +1717,7 @@ static void ath_buf_set_rate(struct ath_ /* MCS rates */ series[i].Rate = rix | 0x80; series[i].ChSel = ath_txchainmask_reduction(sc, @@ -108,7 +108,7 @@ series[i].PktDuration = ath_pkt_duration(sc, rix, len, is_40, is_sgi, is_sp); if (rix < 8 && (tx_info->flags & IEEE80211_TX_CTL_STBC)) -@@ -1740,10 +1740,10 @@ static void ath_buf_set_rate(struct ath_ +@@ -1742,10 +1742,10 @@ static void ath_buf_set_rate(struct ath_ } if (bf->bf_state.bfs_paprd) -- 2.20.1