From a9616f417eb0e529023c44dac61420f3df39d8f7 Mon Sep 17 00:00:00 2001
From: "Luis R. Rodriguez" <lrodriguez@atheros.com>
Date: Thu, 15 Apr 2010 17:39:30 -0400
Subject: [PATCH] ath9k: add RXLP and RXHP to debugfs counters
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/ath/ath9k/debug.c | 22 ++++++++++++++++++----
drivers/net/wireless/ath/ath9k/debug.h | 4 ++++
2 files changed, 22 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index b22d46509b67..ab59e2ec18c6 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -179,8 +179,15 @@ void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
{
if (status)
sc->debug.stats.istats.total++;
- if (status & ATH9K_INT_RX)
- sc->debug.stats.istats.rxok++;
+ if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
+ if (status & ATH9K_INT_RXLP)
+ sc->debug.stats.istats.rxlp++;
+ if (status & ATH9K_INT_RXHP)
+ sc->debug.stats.istats.rxhp++;
+ } else {
+ if (status & ATH9K_INT_RX)
+ sc->debug.stats.istats.rxok++;
+ }
if (status & ATH9K_INT_RXEOL)
sc->debug.stats.istats.rxeol++;
if (status & ATH9K_INT_RXORN)
@@ -222,8 +229,15 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
char buf[512];
unsigned int len = 0;
- len += snprintf(buf + len, sizeof(buf) - len,
- "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
+ if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp);
+ } else {
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok);
+ }
len += snprintf(buf + len, sizeof(buf) - len,
"%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol);
len += snprintf(buf + len, sizeof(buf) - len,
diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h
index b2af9de755e6..c545960e7ec5 100644
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -35,6 +35,8 @@ struct ath_buf;
* struct ath_interrupt_stats - Contains statistics about interrupts
* @total: Total no. of interrupts generated so far
* @rxok: RX with no errors
+ * @rxlp: RX with low priority RX
+ * @rxhp: RX with high priority, uapsd only
* @rxeol: RX with no more RXDESC available
* @rxorn: RX FIFO overrun
* @txok: TX completed at the requested rate
@@ -55,6 +57,8 @@ struct ath_buf;
struct ath_interrupt_stats {
u32 total;
u32 rxok;
+ u32 rxlp;
+ u32 rxhp;
u32 rxeol;
u32 rxorn;
u32 txok;
--
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