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openwrt-xburst/package/mac80211/patches/405-ath9k-make-use-ath9k_hw_wait-int-ath9k_hw_reset_tsf.patch
juhosg 2bfe8f2518 [packages] mac80211: add more ath9k patches
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16562 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-06-25 19:45:51 +00:00

53 lines
1.7 KiB
Diff

From 9a0a0221024ddb4ddf0e33bb6fdbb3b02eaaf292 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Sat, 20 Jun 2009 23:57:23 +0200
Subject: [PATCH] ath9k: make use ath9k_hw_wait int ath9k_hw_reset_tsf
We have a dedicated function for this kind of checks, use that
instead of duplicating the code.
Changes-licensed-under: ISC
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
---
drivers/net/wireless/ath/ath9k/hw.c | 17 +++++------------
drivers/net/wireless/ath/ath9k/hw.h | 1 +
2 files changed, 6 insertions(+), 12 deletions(-)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -3801,19 +3801,12 @@ void ath9k_hw_settsf64(struct ath_hw *ah
void ath9k_hw_reset_tsf(struct ath_hw *ah)
{
- int count;
-
ath9k_ps_wakeup(ah->ah_sc);
- count = 0;
- while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) {
- count++;
- if (count > 10) {
- DPRINTF(ah->ah_sc, ATH_DBG_RESET,
- "AR_SLP32_TSF_WRITE_STATUS limit exceeded\n");
- break;
- }
- udelay(10);
- }
+ if (!ath9k_hw_wait(ah, AR_SLP32_MODE, AR_SLP32_TSF_WRITE_STATUS, 0,
+ AH_TSF_WRITE_TIMEOUT))
+ DPRINTF(ah->ah_sc, ATH_DBG_RESET,
+ "AR_SLP32_TSF_WRITE_STATUS limit exceeded\n");
+
REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE);
ath9k_ps_restore(ah->ah_sc);
}
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -95,6 +95,7 @@
#define MAX_RATE_POWER 63
#define AH_WAIT_TIMEOUT 100000 /* (us) */
+#define AH_TSF_WRITE_TIMEOUT 100 /* (us) */
#define AH_TIME_QUANTUM 10
#define AR_KEYTABLE_SIZE 128
#define POWER_UP_TIME 200000