From: Sujith <Sujith.Manoharan@atheros.com>
Date: Thu, 17 Sep 2009 03:55:45 +0000 (+0530)
Subject: ath9k: Fix chip wakeup issue
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=d8caa83967d62c05f406d34abaaf2e1baa172c6c;p=deliverable%2Flinux.git

ath9k: Fix chip wakeup issue

Waking up the chip after powering it down fails sometimes.
In this case the CPU is locked for 200ms. Reduce this
interval to 10ms to avoid excessive busy looping.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 75c3041aadcb..b89234571829 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -106,7 +106,7 @@
 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
 #define AH_TIME_QUANTUM             10
 #define AR_KEYTABLE_SIZE            128
-#define POWER_UP_TIME               200000
+#define POWER_UP_TIME               10000
 #define SPUR_RSSI_THRESH            40
 
 #define CAB_TIMEOUT_VAL             10