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