From 4920935b98a3049616eb84b5770985118b0baa64 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 27 May 2010 14:04:32 +0000 Subject: [PATCH] ath9k: merge some more pending fixes - should improve throughput SVN-Revision: 21578 --- .../mac80211/patches/500-pending_work.patch | 73 +++++++++++++++---- 1 file changed, 59 insertions(+), 14 deletions(-) diff --git a/package/mac80211/patches/500-pending_work.patch b/package/mac80211/patches/500-pending_work.patch index 94c912c2bab..16ba6f5cc62 100644 --- a/package/mac80211/patches/500-pending_work.patch +++ b/package/mac80211/patches/500-pending_work.patch @@ -8243,7 +8243,34 @@ ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_CONFIG, --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c -@@ -821,6 +821,259 @@ static struct ath_buf *ath_get_next_rx_b +@@ -700,12 +700,16 @@ static bool ath_edma_get_buffers(struct + bf = SKB_CB_ATHBUF(skb); + BUG_ON(!bf); + +- dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, ++ dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr, + common->rx_bufsize, DMA_FROM_DEVICE); + + ret = ath9k_hw_process_rxdesc_edma(ah, NULL, skb->data); +- if (ret == -EINPROGRESS) ++ if (ret == -EINPROGRESS) { ++ /*let device gain the buffer again*/ ++ dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, ++ common->rx_bufsize, DMA_FROM_DEVICE); + return false; ++ } + + __skb_unlink(skb, &rx_edma->rx_fifo); + if (ret == -EINVAL) { +@@ -814,13 +818,266 @@ static struct ath_buf *ath_get_next_rx_b + * 1. accessing the frame + * 2. requeueing the same buffer to h/w + */ +- dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, ++ dma_sync_single_for_cpu(sc->dev, bf->bf_buf_addr, + common->rx_bufsize, + DMA_FROM_DEVICE); + return bf; } @@ -8503,7 +8530,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) { -@@ -829,6 +1082,7 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -829,6 +1086,7 @@ int ath_rx_tasklet(struct ath_softc *sc, struct ieee80211_rx_status *rxs; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); @@ -8511,7 +8538,7 @@ /* * The hw can techncically differ from common->hw when using ath9k * virtual wiphy so to account for that we iterate over the active -@@ -842,6 +1096,7 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -842,6 +1100,7 @@ int ath_rx_tasklet(struct ath_softc *sc, enum ath9k_rx_qtype qtype; bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); int dma_type; @@ -8519,7 +8546,7 @@ if (edma) dma_type = DMA_FROM_DEVICE; -@@ -869,7 +1124,7 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -869,7 +1128,7 @@ int ath_rx_tasklet(struct ath_softc *sc, if (!skb) continue; @@ -8528,7 +8555,7 @@ rxs = IEEE80211_SKB_RXCB(skb); hw = ath_get_virt_hw(sc, hdr); -@@ -883,8 +1138,8 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -883,8 +1142,8 @@ int ath_rx_tasklet(struct ath_softc *sc, if (flush) goto requeue; @@ -8539,7 +8566,7 @@ if (retval) goto requeue; -@@ -905,11 +1160,23 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -905,11 +1164,23 @@ int ath_rx_tasklet(struct ath_softc *sc, dma_type); skb_put(skb, rs.rs_datalen + ah->caps.rx_status_len); @@ -8551,12 +8578,12 @@ + memcpy(rx_desc, skb->data, ah->caps.rx_status_len); skb_pull(skb, ah->caps.rx_status_len); + } ++ ++ ath9k_rx_skb_postprocess(common, skb, &rs, ++ rxs, decrypt_error); - ath9k_cmn_rx_skb_postprocess(common, skb, &rs, - rxs, decrypt_error); -+ ath9k_rx_skb_postprocess(common, skb, &rs, -+ rxs, decrypt_error); -+ + if (rx_desc) { + ath_pktlog_rx(sc, (void *) rx_desc, skb); + kfree(rx_desc); @@ -8587,7 +8614,25 @@ if (!txpending) { /* * complete the acked-ones/xretried ones; update -@@ -2115,7 +2117,7 @@ static void ath_tx_processq(struct ath_s +@@ -1728,6 +1730,8 @@ static int ath_tx_setup_buffer(struct ie + } else + bf->bf_isnullfunc = false; + ++ bf->bf_tx_aborted = false; ++ + return 0; + } + +@@ -1989,7 +1993,7 @@ static int ath_tx_num_badfrms(struct ath + int nbad = 0; + int isaggr = 0; + +- if (bf->bf_tx_aborted) ++ if (bf->bf_lastbf->bf_tx_aborted) + return 0; + + isaggr = bf_isaggr(bf); +@@ -2115,7 +2119,7 @@ static void ath_tx_processq(struct ath_s ds = lastbf->bf_desc; memset(&ts, 0, sizeof(ts)); @@ -8596,7 +8641,7 @@ if (status == -EINPROGRESS) { spin_unlock_bh(&txq->axq_lock); break; -@@ -2165,10 +2167,14 @@ static void ath_tx_processq(struct ath_s +@@ -2165,10 +2169,14 @@ static void ath_tx_processq(struct ath_s ath_tx_rc_status(bf, &ts, 0, txok, true); } @@ -8613,7 +8658,7 @@ ath_wake_mac80211_queue(sc, txq); -@@ -2240,9 +2246,11 @@ void ath_tx_edma_tasklet(struct ath_soft +@@ -2240,9 +2248,11 @@ void ath_tx_edma_tasklet(struct ath_soft struct list_head bf_head; int status; int txok; @@ -8626,7 +8671,7 @@ if (status == -EINPROGRESS) break; if (status == -EIO) { -@@ -2277,6 +2285,17 @@ void ath_tx_edma_tasklet(struct ath_soft +@@ -2277,6 +2287,17 @@ void ath_tx_edma_tasklet(struct ath_soft txok = !(txs.ts_status & ATH9K_TXERR_MASK); @@ -8644,7 +8689,7 @@ if (!bf_isampdu(bf)) { bf->bf_retries = txs.ts_longretry; if (txs.ts_status & ATH9K_TXERR_XRETRY) -@@ -2284,14 +2303,18 @@ void ath_tx_edma_tasklet(struct ath_soft +@@ -2284,14 +2305,18 @@ void ath_tx_edma_tasklet(struct ath_soft ath_tx_rc_status(bf, &txs, 0, txok, true); }