diff options
Diffstat (limited to 'package/mac80211/patches/470-ath5k_decrease_irq_load.patch')
| -rw-r--r-- | package/mac80211/patches/470-ath5k_decrease_irq_load.patch | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/package/mac80211/patches/470-ath5k_decrease_irq_load.patch b/package/mac80211/patches/470-ath5k_decrease_irq_load.patch deleted file mode 100644 index 5273bb0..0000000 --- a/package/mac80211/patches/470-ath5k_decrease_irq_load.patch +++ /dev/null @@ -1,140 +0,0 @@ ---- 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]; - |