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ath9k: add a patch to show excessive retry counts for single MPDUs

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26711 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-04-17 20:56:10 +00:00
parent 5530235576
commit fde551ce8b
1 changed files with 32 additions and 0 deletions
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32
package/mac80211/patches/570-ath9k_debugfs_show_xretry.patch Normal file
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@ -0,0 +1,32 @@
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -543,6 +543,7 @@ static ssize_t read_file_xmit(struct fil
PR("MPDUs Queued: ", queued);
PR("MPDUs Completed: ", completed);
+ PR("MPDUs XRetried: ", xretries);
PR("Aggregates: ", a_aggr);
PR("AMPDUs Queued HW:", a_queued_hw);
PR("AMPDUs Queued SW:", a_queued_sw);
@@ -798,7 +799,10 @@ void ath_debug_stat_tx(struct ath_softc
else
TX_STAT_INC(qnum, a_completed);
} else {
- TX_STAT_INC(qnum, completed);
+ if (bf_isxretried(bf))
+ TX_STAT_INC(qnum, xretries);
+ else
+ TX_STAT_INC(qnum, completed);
}
if (ts->ts_status & ATH9K_TXERR_FIFO)
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -112,6 +112,7 @@ struct ath_tx_stats {
u32 tx_bytes_all;
u32 queued;
u32 completed;
+ u32 xretries;
u32 a_aggr;
u32 a_queued_hw;
u32 a_queued_sw;