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>

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;