From: Luis R. Rodriguez <lrodriguez@atheros.com>
Date: Sat, 12 Jun 2010 04:33:47 +0000 (-0400)
Subject: ath9k_hw: reduce delay on programming INI on AR9003
X-Git-Tag: v2.6.36-rc1~571^2~107^2~261
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=644c78c95a9b0e3ed2728bc3995cde24b6f0cf2e;p=platform%2Fkernel%2Flinux-stable.git

ath9k_hw: reduce delay on programming INI on AR9003

All AR9003 devices are PCI-E only, the extra delay here
is not required and only reduces the delay for loading
the initial register values by at least 14ms.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index bababbe..19bc05c 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -543,15 +543,6 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah,
 		u32 val = INI_RA(iniArr, i, column);
 
 		REG_WRITE(ah, reg, val);
-
-		/*
-		 * Determine if this is a shift register value, and insert the
-		 * configured delay if so.
-		 */
-		if (reg >= 0x16000 && reg < 0x17000
-		    && ah->config.analog_shiftreg)
-			udelay(100);
-
 		DO_DELAY(regWrites);
 	}
 }