mirror of https://github.com/hak5/openwrt.git
141 lines
3.5 KiB
Diff
141 lines
3.5 KiB
Diff
--- a/drivers/net/wireless/ath/ath5k/ath5k.h
|
|
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
|
|
@@ -872,6 +872,19 @@ enum ath5k_int {
|
|
AR5K_INT_QTRIG = 0x40000000, /* Non common */
|
|
AR5K_INT_GLOBAL = 0x80000000,
|
|
|
|
+ AR5K_INT_TX_ALL = AR5K_INT_TXOK
|
|
+ | AR5K_INT_TXDESC
|
|
+ | AR5K_INT_TXERR
|
|
+ | AR5K_INT_TXEOL
|
|
+ | AR5K_INT_TXURN,
|
|
+
|
|
+ AR5K_INT_RX_ALL = AR5K_INT_RXOK
|
|
+ | AR5K_INT_RXDESC
|
|
+ | AR5K_INT_RXERR
|
|
+ | AR5K_INT_RXNOFRM
|
|
+ | AR5K_INT_RXEOL
|
|
+ | AR5K_INT_RXORN,
|
|
+
|
|
AR5K_INT_COMMON = AR5K_INT_RXOK
|
|
| AR5K_INT_RXDESC
|
|
| AR5K_INT_RXERR
|
|
--- a/drivers/net/wireless/ath/ath5k/base.c
|
|
+++ b/drivers/net/wireless/ath/ath5k/base.c
|
|
@@ -1444,6 +1444,21 @@ ath5k_receive_frame_ok(struct ath5k_soft
|
|
}
|
|
|
|
static void
|
|
+ath5k_set_current_imask(struct ath5k_softc *sc)
|
|
+{
|
|
+ enum ath5k_int imask = sc->imask;
|
|
+ unsigned long flags;
|
|
+
|
|
+ spin_lock_irqsave(&sc->irqlock, flags);
|
|
+ if (sc->rx_pending)
|
|
+ imask &= ~AR5K_INT_RX_ALL;
|
|
+ if (sc->tx_pending)
|
|
+ imask &= ~AR5K_INT_TX_ALL;
|
|
+ ath5k_hw_set_imr(sc->ah, imask);
|
|
+ spin_unlock_irqrestore(&sc->irqlock, flags);
|
|
+}
|
|
+
|
|
+static void
|
|
ath5k_tasklet_rx(unsigned long data)
|
|
{
|
|
struct ath5k_rx_status rs = {};
|
|
@@ -1506,6 +1521,8 @@ next:
|
|
} while (ath5k_rxbuf_setup(sc, bf) == 0);
|
|
unlock:
|
|
spin_unlock(&sc->rxbuflock);
|
|
+ sc->rx_pending = false;
|
|
+ ath5k_set_current_imask(sc);
|
|
}
|
|
|
|
|
|
@@ -1693,6 +1710,9 @@ ath5k_tasklet_tx(unsigned long data)
|
|
for (i=0; i < AR5K_NUM_TX_QUEUES; i++)
|
|
if (sc->txqs[i].setup && (sc->ah->ah_txq_isr & BIT(i)))
|
|
ath5k_tx_processq(sc, &sc->txqs[i]);
|
|
+
|
|
+ sc->tx_pending = false;
|
|
+ ath5k_set_current_imask(sc);
|
|
}
|
|
|
|
|
|
@@ -2122,6 +2142,20 @@ ath5k_intr_calibration_poll(struct ath5k
|
|
* AR5K_REG_ENABLE_BITS(ah, AR5K_CR, AR5K_CR_SWI); */
|
|
}
|
|
|
|
+static void
|
|
+ath5k_schedule_rx(struct ath5k_softc *sc)
|
|
+{
|
|
+ sc->rx_pending = true;
|
|
+ tasklet_schedule(&sc->rxtq);
|
|
+}
|
|
+
|
|
+static void
|
|
+ath5k_schedule_tx(struct ath5k_softc *sc)
|
|
+{
|
|
+ sc->tx_pending = true;
|
|
+ tasklet_schedule(&sc->txtq);
|
|
+}
|
|
+
|
|
irqreturn_t
|
|
ath5k_intr(int irq, void *dev_id)
|
|
{
|
|
@@ -2164,7 +2198,7 @@ ath5k_intr(int irq, void *dev_id)
|
|
ieee80211_queue_work(sc->hw, &sc->reset_work);
|
|
}
|
|
else
|
|
- tasklet_schedule(&sc->rxtq);
|
|
+ ath5k_schedule_rx(sc);
|
|
} else {
|
|
if (status & AR5K_INT_SWBA) {
|
|
tasklet_hi_schedule(&sc->beacontq);
|
|
@@ -2182,10 +2216,10 @@ ath5k_intr(int irq, void *dev_id)
|
|
ath5k_hw_update_tx_triglevel(ah, true);
|
|
}
|
|
if (status & (AR5K_INT_RXOK | AR5K_INT_RXERR))
|
|
- tasklet_schedule(&sc->rxtq);
|
|
+ ath5k_schedule_rx(sc);
|
|
if (status & (AR5K_INT_TXOK | AR5K_INT_TXDESC
|
|
| AR5K_INT_TXERR | AR5K_INT_TXEOL))
|
|
- tasklet_schedule(&sc->txtq);
|
|
+ ath5k_schedule_tx(sc);
|
|
if (status & AR5K_INT_BMISS) {
|
|
/* TODO */
|
|
}
|
|
@@ -2204,6 +2238,9 @@ ath5k_intr(int irq, void *dev_id)
|
|
|
|
} while (ath5k_hw_is_intr_pending(ah) && --counter > 0);
|
|
|
|
+ if (sc->rx_pending || sc->tx_pending)
|
|
+ ath5k_set_current_imask(sc);
|
|
+
|
|
if (unlikely(!counter))
|
|
ATH5K_WARN(sc, "too many interrupts, giving up for now\n");
|
|
|
|
@@ -2575,6 +2612,8 @@ done:
|
|
|
|
static void stop_tasklets(struct ath5k_softc *sc)
|
|
{
|
|
+ sc->rx_pending = false;
|
|
+ sc->tx_pending = false;
|
|
tasklet_kill(&sc->rxtq);
|
|
tasklet_kill(&sc->txtq);
|
|
tasklet_kill(&sc->calib);
|
|
--- a/drivers/net/wireless/ath/ath5k/base.h
|
|
+++ b/drivers/net/wireless/ath/ath5k/base.h
|
|
@@ -207,6 +207,10 @@ struct ath5k_softc {
|
|
|
|
enum ath5k_int imask; /* interrupt mask copy */
|
|
|
|
+ spinlock_t irqlock;
|
|
+ bool rx_pending; /* rx tasklet pending */
|
|
+ bool tx_pending; /* tx tasklet pending */
|
|
+
|
|
u8 lladdr[ETH_ALEN];
|
|
u8 bssidmask[ETH_ALEN];
|
|
|