Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/hw.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index dd37e90..8aa1684 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2037,6 +2037,11 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip)
}
}
+/*
+ * Notify Power Management is enabled in self-generating
+ * frames. If request, set power mode of chip to
+ * auto/normal. Duration in units of 128us (1/8 TU).
+ */
static void ath9k_set_power_network_sleep(struct ath_hw *ah, int setChip)
{
REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
@@ -2044,9 +2049,14 @@ static void ath9k_set_power_network_sleep(struct ath_hw *ah, int setChip)
struct ath9k_hw_capabilities *pCap = &ah->caps;
if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
+ /* Set WakeOnInterrupt bit; clear ForceWake bit */
REG_WRITE(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_ON_INT);
} else {
+ /*
+ * Clear the RTC force wake bit to allow the
+ * mac to go to sleep.
+ */
REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_EN);
}
--
1.6.3.3
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