diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2009-02-04 08:10:26 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-02-11 11:44:22 -0500 |
| commit | 029bc43270e770e0d57d67dc431fe711c58e74f5 (patch) | |
| tree | c9f2247642743c97ef803c4fdefde8b7e2746af4 /drivers/net | |
| parent | d42c6b71a8e722e00a302e7e3365909560de478a (diff) | |
ath9k: Add retry counters to rate control debug file
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/ath9k/core.h | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/debug.c | 23 | ||||
| -rw-r--r-- | drivers/net/wireless/ath9k/rc.c | 2 |
3 files changed, 30 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h index 63d3eb6cda8..64fc5c269f2 100644 --- a/drivers/net/wireless/ath9k/core.h +++ b/drivers/net/wireless/ath9k/core.h @@ -137,6 +137,8 @@ struct ath_legacy_rc_stats { struct ath_11n_rc_stats { u32 success; + u32 retries; + u32 xretries; }; struct ath_stats { @@ -160,6 +162,8 @@ int ath9k_init_debug(struct ath_softc *sc); void ath9k_exit_debug(struct ath_softc *sc); 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_retries(struct ath_softc *sc, int rix, + int xretries, int retries); #else @@ -187,6 +191,11 @@ static inline void ath_debug_stat_rc(struct ath_softc *sc, { } +static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix, + int xretries, int retries) +{ +} + #endif /* CONFIG_ATH9K_DEBUG */ struct ath_config { diff --git a/drivers/net/wireless/ath9k/debug.c b/drivers/net/wireless/ath9k/debug.c index 6181e49eecb..2de1b8a57b9 100644 --- a/drivers/net/wireless/ath9k/debug.c +++ b/drivers/net/wireless/ath9k/debug.c @@ -258,21 +258,36 @@ void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb) ath_debug_stat_legacy_rc(sc, skb); } +/* FIXME: legacy rates, later on .. */ +void ath_debug_stat_retries(struct ath_softc *sc, int rix, + int xretries, int retries) +{ + if (conf_is_ht(&sc->hw->conf)) { + int idx = sc->cur_rate_table->info[rix].dot11rate; + + sc->sc_debug.stats.n_rcstats[idx].xretries += xretries; + sc->sc_debug.stats.n_rcstats[idx].retries += retries; + } +} + static ssize_t ath_read_file_stat_11n_rc(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - char buf[512]; + char buf[1024]; unsigned int len = 0; int i = 0; - len += sprintf(buf, "%7s %13s\n\n", "Rate", "Success"); + len += sprintf(buf, "%7s %13s %8s %8s\n\n", "Rate", "Success", + "Retries", "XRetries"); for (i = 0; i <= 15; i++) { len += snprintf(buf + len, sizeof(buf) - len, - "%5s%3d: %8u\n", "MCS", i, - sc->sc_debug.stats.n_rcstats[i].success); + "%5s%3d: %8u %8u %8u\n", "MCS", i, + sc->sc_debug.stats.n_rcstats[i].success, + sc->sc_debug.stats.n_rcstats[i].retries, + sc->sc_debug.stats.n_rcstats[i].xretries); } return simple_read_from_buffer(user_buf, count, ppos, buf, len); diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c index 704b6277814..69a4ca46ce9 100644 --- a/drivers/net/wireless/ath9k/rc.c +++ b/drivers/net/wireless/ath9k/rc.c @@ -1267,6 +1267,8 @@ static void ath_rc_update_ht(struct ath_softc *sc, ath_rc_priv->per_down_time = now_msec; } + ath_debug_stat_retries(sc, tx_rate, xretries, retries); + #undef CHK_RSSI } |