diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 329f3283697b..137a24e520da 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1368,8 +1368,10 @@ static void rt2400pci_tbtt_tasklet(unsigned long data) static void rt2400pci_rxdone_tasklet(unsigned long data) { struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; - rt2x00pci_rxdone(rt2x00dev); - rt2400pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); + if (rt2x00pci_rxdone(rt2x00dev)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + else + rt2400pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); } static irqreturn_t rt2400pci_interrupt(int irq, void *dev_instance) diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 58277878889e..198fc0a0d77c 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1500,8 +1500,10 @@ static void rt2500pci_tbtt_tasklet(unsigned long data) static void rt2500pci_rxdone_tasklet(unsigned long data) { struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; - rt2x00pci_rxdone(rt2x00dev); - rt2500pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); + if (rt2x00pci_rxdone(rt2x00dev)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + else + rt2500pci_enable_interrupt(rt2x00dev, CSR8_RXDONE); } static irqreturn_t rt2500pci_interrupt(int irq, void *dev_instance) diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 808073aa9dcc..4672dc99fe46 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -806,8 +806,10 @@ static void rt2800pci_tbtt_tasklet(unsigned long data) static void rt2800pci_rxdone_tasklet(unsigned long data) { struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; - rt2x00pci_rxdone(rt2x00dev); - rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE); + if (rt2x00pci_rxdone(rt2x00dev)) + tasklet_schedule(&rt2x00dev->rxdone_tasklet); + else + rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE); } static void rt2800pci_autowake_tasklet(unsigned long data) diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 4dd82b0b0520..9649bd0cd718 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -60,14 +60,15 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, } EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read); -void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) +bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) { struct data_queue *queue = rt2x00dev->rx; struct queue_entry *entry; struct queue_entry_priv_pci *entry_priv; struct skb_frame_desc *skbdesc; + int max_rx = 16; - while (1) { + while (--max_rx) { entry = rt2x00queue_get_entry(queue, Q_INDEX); entry_priv = entry->priv_data; @@ -93,6 +94,8 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) */ rt2x00lib_rxdone(entry); } + + return !max_rx; } EXPORT_SYMBOL_GPL(rt2x00pci_rxdone); diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h index 746ce8fe8cf4..07961b8b369a 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.h +++ b/drivers/net/wireless/rt2x00/rt2x00pci.h @@ -101,8 +101,11 @@ struct queue_entry_priv_pci { /** * rt2x00pci_rxdone - Handle RX done events * @rt2x00dev: Device pointer, see &struct rt2x00_dev. + * + * Returns true if there are still rx frames pending and false if all + * pending rx frames were processed. */ -void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev); +bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev); /* * Device initialization handlers. diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 77e8113b91e1..8ee1514a7943 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2313,8 +2313,10 @@ static void rt61pci_tbtt_tasklet(unsigned long data) static void rt61pci_rxdone_tasklet(unsigned long data) { struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; - rt2x00pci_rxdone(rt2x00dev); - rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RXDONE); + if (rt2x00pci_rxdone(rt2x00dev)) + rt2x00pci_rxdone(rt2x00dev); + else + rt61pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RXDONE); } static void rt61pci_autowake_tasklet(unsigned long data)