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ath9k: merge some more pending fixes - should improve throughput

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21578 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2010-05-27 14:04:32 +00:00
parent 347c600521
commit ce1fba93b4
1 changed files with 59 additions and 14 deletions
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73
package/mac80211/patches/500-pending_work.patch
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@ -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);
}