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rt2x00: Add wakeup interrupt handler to rt61pci.

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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>
This commit is contained in:
Gertjan van Wingerde 2010-03-30 23:50:25 +02:00 committed by John W. Linville
parent 5731858d00
commit 9e18944601
1 changed files with 14 additions and 0 deletions
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14
drivers/net/wireless/rt2x00/rt61pci.c
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@ -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;
}