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authorGertjan van Wingerde <gwingerde@gmail.com>2010-03-30 23:50:26 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-04-06 16:55:06 -0400
commit4d66edc8b6c0622ed6df74709de65f70d1ca222f (patch)
tree207e4e4f4576d4ca63cf5cb0de727eb78c6e5d68 /drivers/net
parent9e18944601856c04c07dc569b87e9b98e8a9da5f (diff)
rt2x00: Add wakeup interrupt handler to rt2800pci.
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>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800pci.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index 1df2d44a615..a2b37d38d40 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -1015,6 +1015,14 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
}
}
+static void rt2800pci_wakeup(struct rt2x00_dev *rt2x00dev)
+{
+ struct ieee80211_conf conf = { .flags = 0 };
+ struct rt2x00lib_conf libconf = { .conf = &conf };
+
+ rt2800_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS);
+}
+
static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance)
{
struct rt2x00_dev *rt2x00dev = dev_instance;
@@ -1039,6 +1047,9 @@ static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance)
if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS))
rt2800pci_txdone(rt2x00dev);
+ if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP))
+ rt2800pci_wakeup(rt2x00dev);
+
return IRQ_HANDLED;
}