2012-07-10 09:27:20

by Mohammed Shafi Shajakhan

[permalink] [raw]
Subject: [PATCH v4 10/10] ath9k: do not disable hardware while wow is enabled

From: Mohammed Shafi Shajakhan <[email protected]>

Hardware needs to be AWAKE and should maintain association
with the AP to process WoW triggers any time

Cc: Senthil Balasubramanian <[email protected]>
Cc: Rajkumar Manoharan <[email protected]>
Cc: [email protected]
Signed-off-by: Mohammed Shafi Shajakhan <[email protected]>
---
drivers/net/wireless/ath/ath9k/pci.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index aa0e83a..87b89d5 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -313,6 +313,9 @@ static int ath_pci_suspend(struct device *device)
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath_softc *sc = hw->priv;

+ if (sc->wow_enabled)
+ return 0;
+
/* The device has to be moved to FULLSLEEP forcibly.
* Otherwise the chip never moved to full sleep,
* when no interface is up.
--
1.7.0.4