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@xxxxxxxxx>
---
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 e2da928..ac69dbe 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;
}
--
1.7.0.3
--
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