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ath9k: make MAC sample statistics optional

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They're more expensive than some of the other debug options and only used
in very rare situations, so it sometimes makes sense to disable them while
leaving in debugfs support.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau
2012-03-03 15:17:03 +01:00
committed by John W. Linville
parent 9c083af868
commit 5baec7422c
4 changed files with 36 additions and 6 deletions
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20
drivers/net/wireless/ath/ath9k/debug.h
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@@ -235,16 +235,17 @@ struct ath9k_debug {
struct dentry *debugfs_phy;
u32 regidx;
struct ath_stats stats;
#ifdef CONFIG_ATH9K_MAC_DEBUG
spinlock_t samp_lock;
struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES];
u8 sampidx;
u8 tsidx;
u8 rsidx;
#endif
};
int ath9k_init_debug(struct ath_hw *ah);
void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, struct ath_txq *txq,
@@ -258,10 +259,6 @@ static inline int ath9k_init_debug(struct ath_hw *ah)
return 0;
}
static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
{
}
static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
enum ath9k_int status)
{
@@ -282,4 +279,17 @@ static inline void ath_debug_stat_rx(struct ath_softc *sc,
#endif /* CONFIG_ATH9K_DEBUGFS */
#ifdef CONFIG_ATH9K_MAC_DEBUG
void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
#else
static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
{
}
#endif
#endif /* DEBUG_H */