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author | Sujith <Sujith.Manoharan@atheros.com> | 2009-07-27 06:38:16 (GMT) |
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committer | John W. Linville <linville@tuxdriver.com> | 2009-07-29 19:46:09 (GMT) |
commit | fec247c0d5bfbaa0861774ce31d515bbd48f7fce (patch) | |
tree | cb1ca3defc39851cecaa44bbf47e8bfb39b093c9 /drivers/net/wireless/ath/ath9k/debug.h | |
parent | 0ee9c13c7c92581ab005d80795cf65897213b249 (diff) | |
download | linux-fsl-qoriq-fec247c0d5bfbaa0861774ce31d515bbd48f7fce.tar.xz |
ath9k: Add debug counters for TX
Location: ath9k/phy#/xmit
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.h')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index edda15b..5e56b79 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -35,6 +35,15 @@ enum ATH_DEBUG { #define DBG_DEFAULT (ATH_DBG_FATAL) +struct ath_txq; +struct ath_buf; + +#ifdef CONFIG_ATH9K_DEBUG +#define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++ +#else +#define TX_STAT_INC(q, c) do { } while (0) +#endif + #ifdef CONFIG_ATH9K_DEBUG /** @@ -87,9 +96,45 @@ struct ath_rc_stats { u8 per; }; +/** + * struct ath_tx_stats - Statistics about TX + * @queued: Total MPDUs (non-aggr) queued + * @completed: Total MPDUs (non-aggr) completed + * @a_aggr: Total no. of aggregates queued + * @a_queued: Total AMPDUs queued + * @a_completed: Total AMPDUs completed + * @a_retries: No. of AMPDUs retried (SW) + * @a_xretries: No. of AMPDUs dropped due to xretries + * @fifo_underrun: FIFO underrun occurrences + Valid only for: + - non-aggregate condition. + - first packet of aggregate. + * @xtxop: No. of frames filtered because of TXOP limit + * @timer_exp: Transmit timer expiry + * @desc_cfg_err: Descriptor configuration errors + * @data_urn: TX data underrun errors + * @delim_urn: TX delimiter underrun errors + */ +struct ath_tx_stats { + u32 queued; + u32 completed; + u32 a_aggr; + u32 a_queued; + u32 a_completed; + u32 a_retries; + u32 a_xretries; + u32 fifo_underrun; + u32 xtxop; + u32 timer_exp; + u32 desc_cfg_err; + u32 data_underrun; + u32 delim_underrun; +}; + struct ath_stats { struct ath_interrupt_stats istats; struct ath_rc_stats rcstats[RATE_TABLE_SIZE]; + struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; }; struct ath9k_debug { @@ -100,6 +145,7 @@ struct ath9k_debug { struct dentry *debugfs_interrupt; struct dentry *debugfs_rcstat; struct dentry *debugfs_wiphy; + struct dentry *debugfs_xmit; struct ath_stats stats; }; @@ -110,6 +156,8 @@ int ath9k_debug_create_root(void); void ath9k_debug_remove_root(void); void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb); +void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq, + struct ath_buf *bf); void ath_debug_stat_retries(struct ath_softc *sc, int rix, int xretries, int retries, u8 per); @@ -148,6 +196,12 @@ static inline void ath_debug_stat_rc(struct ath_softc *sc, { } +static inline void ath_debug_stat_tx(struct ath_softc *sc, + struct ath_txq *txq, + struct ath_buf *bf) +{ +} + static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix, int xretries, int retries, u8 per) { |