From: Sujith Manoharan <sujith@msujith.org>
To: John Linville <linville@tuxdriver.com>
Cc: linux-wireless@vger.kernel.org
Subject: [PATCH v2 09/10] ath9k: Fix RTC reset delay
Date: Wed, 18 Dec 2013 09:53:26 +0530 [thread overview]
Message-ID: <1387340607-20045-10-git-send-email-sujith@msujith.org> (raw)
In-Reply-To: <1387340607-20045-1-git-send-email-sujith@msujith.org>
From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
The delay that is required after issuing a RTC reset
varies for each chip. Handle this properly.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
---
drivers/net/wireless/ath/ath9k/hw.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index f58868c..2a511c6 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1363,7 +1363,12 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
REGWRITE_BUFFER_FLUSH(ah);
- udelay(50);
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ udelay(50);
+ else if (AR_SREV_9100(ah))
+ udelay(10000);
+ else
+ udelay(100);
REG_WRITE(ah, AR_RTC_RC, 0);
if (!ath9k_hw_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0, AH_WAIT_TIMEOUT)) {
--
1.8.5.1
next prev parent reply other threads:[~2013-12-18 4:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-18 4:23 [PATCH v2 00/10] ath9k patches Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 01/10] ath9k: Cleanup spectral scan code Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 02/10] ath9k: Cleanup ath9k.h Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 03/10] ath9k: Remove unneeded ref. count initialization Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 04/10] ath9k: Initialize "switchcomspdt" eeprom field explicitly Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 05/10] ath9k: Update BaseExtension_1 eeprom structure Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 06/10] ath9k: Fix regulatory compliance Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 07/10] ath9k: Remove ath9k_hw_gettsf32() Sujith Manoharan
2013-12-18 11:25 ` Felix Fietkau
2013-12-18 11:26 ` Sujith Manoharan
2013-12-18 4:23 ` [PATCH v2 08/10] ath9k: Add a delay between RTC reset/clear for AR9003 Sujith Manoharan
2013-12-18 4:23 ` Sujith Manoharan [this message]
2013-12-18 4:23 ` [PATCH v2 10/10] ath9k: Use a subroutine for the AR9330 reset WAR Sujith Manoharan
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