Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9e712790 authored by Sujith's avatar Sujith Committed by John W. Linville
Browse files

ath9k: Add PER to RC debug statistics 



Signed-off-by: default avatarSujith <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent d9ae96d9

drivers/net/wireless/ath9k/debug.c

+7 −5
Original line number Diff line number Diff line
@@ -258,13 +258,14 @@ void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb) 


/* FIXME: legacy rates, later on .. */

void ath_debug_stat_retries(struct ath_softc *sc, int rix,

			    int xretries, int retries)

			    int xretries, int retries, u8 per)

{

	if (conf_is_ht(&sc->hw->conf)) {

		int idx = sc->cur_rate_table->info[rix].dot11rate;



		sc->debug.stats.n_rcstats[idx].xretries += xretries;

		sc->debug.stats.n_rcstats[idx].retries += retries;

		sc->debug.stats.n_rcstats[idx].per = per;

	}

}
@@ -277,15 +278,16 @@ static ssize_t ath_read_file_stat_11n_rc(struct file *file, 
	unsigned int len = 0;

	int i = 0;



	len += sprintf(buf, "%7s %13s %8s %8s\n\n", "Rate", "Success",

		       "Retries", "XRetries");

	len += sprintf(buf, "%7s %13s %8s %8s %6s\n\n", "Rate", "Success",

		       "Retries", "XRetries", "PER");



	for (i = 0; i <= 15; i++) {

		len += snprintf(buf + len, sizeof(buf) - len,

				"%5s%3d: %8u %8u %8u\n", "MCS", i,

				"%5s%3d: %8u %8u %8u %8u\n", "MCS", i,

				sc->debug.stats.n_rcstats[i].success,

				sc->debug.stats.n_rcstats[i].retries,

				sc->debug.stats.n_rcstats[i].xretries);

				sc->debug.stats.n_rcstats[i].xretries,

				sc->debug.stats.n_rcstats[i].per);

	}



	return simple_read_from_buffer(user_buf, count, ppos, buf, len);

drivers/net/wireless/ath9k/debug.h

+5 −4
Original line number Diff line number Diff line
@@ -91,6 +91,7 @@ struct ath_11n_rc_stats { 
	u32 success;

	u32 retries;

	u32 xretries;

	u8 per;

};



struct ath_stats {
@@ -115,7 +116,7 @@ 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);

			    int xretries, int retries, u8 per);



#else
@@ -144,7 +145,7 @@ 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)

					  int xretries, int retries, u8 per)

{

}

drivers/net/wireless/ath9k/rc.c

+2 −1
Original line number Diff line number Diff line
@@ -1267,7 +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);

	ath_debug_stat_retries(sc, tx_rate, xretries, retries,

			       ath_rc_priv->state[tx_rate].per);



#undef CHK_RSSI

}