ath9k: revert a faulty rx path fix

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 40802
This commit is contained in:
Felix Fietkau 2014-05-20 11:09:47 +00:00
parent 9d5be2b858
commit 740a322cf8
4 changed files with 3 additions and 66 deletions

View file

@ -1,13 +1,3 @@
commit 230ab8c1880266c9cfceac962e2d48309dea79a7
Author: Felix Fietkau <nbd@openwrt.org>
Date: Mon May 19 21:48:56 2014 +0200
ath9k: re-schedule rx processing after budget exceeded
Should improve rx stability under load
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
commit ff9655bebd25d35ab13c2515a029723b69949720
Author: Felix Fietkau <nbd@openwrt.org>
Date: Mon May 19 21:20:49 2014 +0200
@ -4328,52 +4318,6 @@ Date: Tue Apr 29 17:52:36 2014 +0200
/* Finally check that all iftypes that we're currently
* using are actually part of this combination. If they
* aren't then we can't use this combination and have
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -444,6 +444,8 @@ void ath9k_tasklet(unsigned long data)
ath9k_ps_wakeup(sc);
spin_lock(&sc->sc_pcu_lock);
+ sc->intrstatus = 0;
+
if (status & ATH9K_INT_FATAL) {
type = RESET_TYPE_FATAL_INT;
ath9k_queue_reset(sc, type);
@@ -512,10 +514,12 @@ void ath9k_tasklet(unsigned long data)
if (status & rxmask) {
/* Check for high priority Rx first */
if ((ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) &&
- (status & ATH9K_INT_RXHP))
- ath_rx_tasklet(sc, 0, true);
+ (status & ATH9K_INT_RXHP) &&
+ ath_rx_tasklet(sc, 0, true))
+ sc->intrstatus |= ATH9K_INT_RXHP;
- ath_rx_tasklet(sc, 0, false);
+ if (ath_rx_tasklet(sc, 0, false))
+ sc->intrstatus |= ATH9K_INT_RXLP;
}
if (status & ATH9K_INT_TX) {
@@ -543,6 +547,9 @@ void ath9k_tasklet(unsigned long data)
/* re-enable hardware interrupt */
ath9k_hw_enable_interrupts(ah);
+ if (sc->intrstatus)
+ tasklet_schedule(&sc->intr_tq);
+
out:
spin_unlock(&sc->sc_pcu_lock);
ath9k_ps_restore(sc);
@@ -609,7 +616,7 @@ irqreturn_t ath_isr(int irq, void *dev)
return IRQ_NONE;
/* Cache the status */
- sc->intrstatus = status;
+ sc->intrstatus |= status;
if (status & SCHED_INTR)
sched = true;
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -34,7 +34,8 @@ static inline bool ath9k_check_auto_slee
@ -4437,10 +4381,3 @@ Date: Tue Apr 29 17:52:36 2014 +0200
}
if (!budget--)
@@ -1135,5 +1137,5 @@ requeue:
ath9k_hw_set_interrupts(ah);
}
- return 0;
+ return !budget;
}

View file

@ -14,7 +14,7 @@
out:
spin_unlock_bh(&sc->sc_pcu_lock);
@@ -1411,6 +1415,7 @@ static int ath9k_config(struct ieee80211
@@ -1404,6 +1408,7 @@ static int ath9k_config(struct ieee80211
sc->config.txpowlimit = 2 * conf->power_level;
ath9k_cmn_update_txpow(ah, sc->curtxpow,
sc->config.txpowlimit, &sc->curtxpow);

View file

@ -21,7 +21,7 @@
if (ant_gain > max_gain)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1411,7 +1411,10 @@ static int ath9k_config(struct ieee80211
@@ -1404,7 +1404,10 @@ static int ath9k_config(struct ieee80211
}
if (changed & IEEE80211_CONF_CHANGE_POWER) {

View file

@ -125,7 +125,7 @@
REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON);
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -612,6 +612,11 @@ irqreturn_t ath_isr(int irq, void *dev)
@@ -605,6 +605,11 @@ irqreturn_t ath_isr(int irq, void *dev)
ath9k_debug_sync_cause(sc, sync_cause);
status &= ah->imask; /* discard unasked-for bits */