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authorSenthil Balasubramanian <senthilkumar@atheros.com>2011-04-08 15:30:34 +0530
committerJohn W. Linville <linville@tuxdriver.com>2011-04-12 16:58:39 -0400
commit7d75541499319dff375af252345ae1999540b4a9 (patch)
tree66e4dc7cfcff0e15bb63d5b687a64343fc362199 /drivers/net/wireless/ath/ath9k/debug.c
parent1570ca59279a74db73b8ff840abdfaf64a9ee2ff (diff)
ath9k: Add RSSI information from control and extension chains
Export RSSI information from all the control and extension channel chains to debugfs. Also add rx antenna information to debugfs. This will be useful for debugging purpose. Signed-off-by: Senthil Balasubramanian <senthilkumar@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c40
1 files changed, 39 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index a762cadb3ab..34f191ec8e8 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -845,7 +845,7 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
struct ath_softc *sc = file->private_data;
char *buf;
- unsigned int len = 0, size = 1152;
+ unsigned int len = 0, size = 1400;
ssize_t retval = 0;
buf = kzalloc(size, GFP_KERNEL);
@@ -874,6 +874,34 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
"%18s : %10u\n", "DECRYPT BUSY ERR",
sc->debug.stats.rxstats.decrypt_busy_err);
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-CTL0",
+ sc->debug.stats.rxstats.rs_rssi_ctl0);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-CTL1",
+ sc->debug.stats.rxstats.rs_rssi_ctl1);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-CTL2",
+ sc->debug.stats.rxstats.rs_rssi_ctl2);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-EXT0",
+ sc->debug.stats.rxstats.rs_rssi_ext0);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-EXT1",
+ sc->debug.stats.rxstats.rs_rssi_ext1);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "RSSI-EXT2",
+ sc->debug.stats.rxstats.rs_rssi_ext2);
+
+ len += snprintf(buf + len, size - len,
+ "%18s : %10d\n", "Rx Antenna",
+ sc->debug.stats.rxstats.rs_antenna);
+
PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN);
PHY_ERR("TIMING", ATH9K_PHYERR_TIMING);
PHY_ERR("PARITY", ATH9K_PHYERR_PARITY);
@@ -948,6 +976,16 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
RX_PHY_ERR_INC(phyerr);
}
+ sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;
+ sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1;
+ sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2;
+
+ sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0;
+ sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1;
+ sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2;
+
+ sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna;
+
#undef RX_STAT_INC
#undef RX_PHY_ERR_INC
}