diff options
| author | Gertjan van Wingerde <gwingerde@gmail.com> | 2010-03-30 23:50:25 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-06 16:55:06 -0400 |
| commit | 9e18944601856c04c07dc569b87e9b98e8a9da5f (patch) | |
| tree | 1348c49d43d1846ce09dbe98b1845a795eff4388 | |
| parent | 5731858d0047cad309d334c4cd6ccb6199bf28fe (diff) | |
rt2x00: Add wakeup interrupt handler to rt61pci.
This is needed to wake up the device automatically for receiving beacons,
and is required for proper powersave handling.
Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt61pci.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index e2da928dd9f..ac69dbe5719 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2117,6 +2117,14 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) } } +static void rt61pci_wakeup(struct rt2x00_dev *rt2x00dev) +{ + struct ieee80211_conf conf = { .flags = 0 }; + struct rt2x00lib_conf libconf = { .conf = &conf }; + + rt61pci_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS); +} + static irqreturn_t rt61pci_interrupt(int irq, void *dev_instance) { struct rt2x00_dev *rt2x00dev = dev_instance; @@ -2164,6 +2172,12 @@ static irqreturn_t rt61pci_interrupt(int irq, void *dev_instance) rt2x00pci_register_write(rt2x00dev, M2H_CMD_DONE_CSR, 0xffffffff); + /* + * 4 - MCU Autowakeup interrupt. + */ + if (rt2x00_get_field32(reg_mcu, MCU_INT_SOURCE_CSR_TWAKEUP)) + rt61pci_wakeup(rt2x00dev); + return IRQ_HANDLED; } |