diff options
Diffstat (limited to 'drivers/net/wireless/mwl8k.c')
| -rw-r--r-- | drivers/net/wireless/mwl8k.c | 47 |
1 files changed, 37 insertions, 10 deletions
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c index 3f55aa0c8db..13b0e32b051 100644 --- a/drivers/net/wireless/mwl8k.c +++ b/drivers/net/wireless/mwl8k.c @@ -204,6 +204,9 @@ struct mwl8k_priv { /* Tasklet to perform TX reclaim. */ struct tasklet_struct poll_tx_task; + + /* Tasklet to perform RX. */ + struct tasklet_struct poll_rx_task; }; /* Per interface specific private data */ @@ -2971,14 +2974,14 @@ static irqreturn_t mwl8k_interrupt(int irq, void *dev_id) tasklet_schedule(&priv->poll_tx_task); } - if (status) - iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); - if (status & MWL8K_A2H_INT_RX_READY) { - while (rxq_process(hw, 0, 1)) - rxq_refill(hw, 0, 1); + status &= ~MWL8K_A2H_INT_RX_READY; + tasklet_schedule(&priv->poll_rx_task); } + if (status) + iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); + if (status & MWL8K_A2H_INT_OPC_DONE) { if (priv->hostcmd_wait != NULL) complete(priv->hostcmd_wait); @@ -3022,6 +3025,24 @@ static void mwl8k_tx_poll(unsigned long data) } } +static void mwl8k_rx_poll(unsigned long data) +{ + struct ieee80211_hw *hw = (struct ieee80211_hw *)data; + struct mwl8k_priv *priv = hw->priv; + int limit; + + limit = 32; + limit -= rxq_process(hw, 0, limit); + limit -= rxq_refill(hw, 0, limit); + + if (limit) { + writel(~MWL8K_A2H_INT_RX_READY, + priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); + } else { + tasklet_schedule(&priv->poll_rx_task); + } +} + /* * Core driver operations. @@ -3057,8 +3078,9 @@ static int mwl8k_start(struct ieee80211_hw *hw) return -EIO; } - /* Enable tx reclaim tasklet */ + /* Enable TX reclaim and RX tasklets. */ tasklet_enable(&priv->poll_tx_task); + tasklet_enable(&priv->poll_rx_task); /* Enable interrupts */ iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); @@ -3092,6 +3114,7 @@ static int mwl8k_start(struct ieee80211_hw *hw) iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); free_irq(priv->pdev->irq, hw); tasklet_disable(&priv->poll_tx_task); + tasklet_disable(&priv->poll_rx_task); } return rc; @@ -3115,8 +3138,9 @@ static void mwl8k_stop(struct ieee80211_hw *hw) if (priv->beacon_skb != NULL) dev_kfree_skb(priv->beacon_skb); - /* Stop tx reclaim tasklet */ + /* Stop TX reclaim and RX tasklets. */ tasklet_disable(&priv->poll_tx_task); + tasklet_disable(&priv->poll_rx_task); /* Return all skbs to mac80211 */ for (i = 0; i < MWL8K_TX_QUEUES; i++) @@ -3873,9 +3897,11 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev, /* Finalize join worker */ INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); - /* TX reclaim tasklet */ + /* TX reclaim and RX tasklets. */ tasklet_init(&priv->poll_tx_task, mwl8k_tx_poll, (unsigned long)hw); tasklet_disable(&priv->poll_tx_task); + tasklet_init(&priv->poll_rx_task, mwl8k_rx_poll, (unsigned long)hw); + tasklet_disable(&priv->poll_rx_task); /* Power management cookie */ priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); @@ -3904,7 +3930,7 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev, iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); - iowrite32(MWL8K_A2H_INT_TX_DONE, + iowrite32(MWL8K_A2H_INT_TX_DONE | MWL8K_A2H_INT_RX_READY, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); @@ -4032,8 +4058,9 @@ static void __devexit mwl8k_remove(struct pci_dev *pdev) ieee80211_unregister_hw(hw); - /* Remove tx reclaim tasklet */ + /* Remove TX reclaim and RX tasklets. */ tasklet_kill(&priv->poll_tx_task); + tasklet_kill(&priv->poll_rx_task); /* Stop hardware */ mwl8k_hw_reset(priv); |