From: Oleksij Rempel <linux@rempel-privat.de>
To: linux-wireless@vger.kernel.org, kvalo@codeaurora.org,
ath9k-devel@lists.ath9k.org
Cc: Oleksij Rempel <linux@rempel-privat.de>
Subject: [PATCH v2 14/18] ath9k: ath9k_hw_analog_shift_rmw: use REG_RMW
Date: Sat, 21 Mar 2015 09:47:17 +0100 [thread overview]
Message-ID: <1426927641-18474-15-git-send-email-linux@rempel-privat.de> (raw)
In-Reply-To: <1426927641-18474-1-git-send-email-linux@rempel-privat.de>
use REG_RMW in ath9k_hw_analog_shift_rmw.
It will double execution speed on usb bus.
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
---
drivers/net/wireless/ath/ath9k/eeprom.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c
index 971d770..cc81482 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom.c
@@ -27,12 +27,7 @@ void ath9k_hw_analog_shift_regwrite(struct ath_hw *ah, u32 reg, u32 val)
void ath9k_hw_analog_shift_rmw(struct ath_hw *ah, u32 reg, u32 mask,
u32 shift, u32 val)
{
- u32 regVal;
-
- regVal = REG_READ(ah, reg) & ~mask;
- regVal |= (val << shift) & mask;
-
- REG_WRITE(ah, reg, regVal);
+ REG_RMW(ah, reg, ((val << shift) & mask), mask);
if (ah->config.analog_shiftreg)
udelay(100);
--
1.9.1
next prev parent reply other threads:[~2015-03-21 8:47 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-21 8:47 [PATCH v2 00/18] reduce some of ath9k_htc performance problems Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 01/18] ath9k_htc: add new WMI_REG_RMW_CMDID command Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 02/18] ath9k: ar9271_hw_pa_cal - use defs instead of magin numbers Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 03/18] ath9k: ar9271_hw_pa_cal: use proper makroses Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 04/18] ath9k: ar9271_hw_pa_cal: use RMW buffer Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 05/18] ath9k: add multi_read to be compatible with ath9k_htc Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 06/18] ath9k: add new function ath9k_hw_read_array Oleksij Rempel
2015-03-21 10:04 ` Marc Kleine-Budde
2015-03-21 8:47 ` [PATCH v2 07/18] ath9k: ar9271_hw_pa_cal: use REG_READ_ARRAY Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 08/18] ath9k: use one shot read in ath9k_hw_update_mibstats Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 09/18] ath9k: ath9k_hw_loadnf: use REG_RMW Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 10/18] ath9k: write buffer related optimisation in ar5008_hw_set_channel_regs Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 11/18] ath9k: ath9k_hw_set_4k_power_cal_tabl: use rmw buffer Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 12/18] ath9k: use rmw buffer in ath9k_hw_set_operating_mode and ath9k_hw_reset Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 13/18] ath9k: ath9k_hw_4k_set_board_values: use rmw buffer Oleksij Rempel
2015-03-21 8:47 ` Oleksij Rempel [this message]
2015-03-21 8:47 ` [PATCH v2 15/18] " Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 16/18] ath9k: use REG_RMW and rmw buffer in ath9k_hw_4k_set_gain Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 17/18] ath9k: use REG_RMW and rmw buffer in ath9k_hw_4k_set_board_values Oleksij Rempel
2015-03-21 8:47 ` [PATCH v2 18/18] ath9k: use REG_RMW and rmw buffer in ath9k_hw_def_set_gain Oleksij Rempel
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