This is a note to let you know that I've just added the patch titled
ath9k_hw: Enable hw PLL power save for AR9462
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ath9k_hw-enable-hw-pll-power-save-for-ar9462.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 247a0b330ef3bb2e642d4bec5c04aee589733a4a Mon Sep 17 00:00:00 2001
From: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
Date: Thu, 25 Oct 2012 17:11:31 +0530
Subject: ath9k_hw: Enable hw PLL power save for AR9462
From: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
commit 1680260226a8fd2aab590319da83ad8e610da9bd upstream.
This reduced the power consumption to half in full and network sleep.
Cc: Paul Stewart <pstew@xxxxxxxxxxxx>
Signed-off-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
[bwh: Backported to 3.2:
- INIT_INI_ARRAY macro requires an explicit size argument
- Remove the now-redundant macro PCIE_PLL_ON_CREQ_DIS_L1_2P0]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Jianguo Wu <wujianguo@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_hw.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
@@ -33,9 +33,6 @@
*/
static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
{
-#define PCIE_PLL_ON_CREQ_DIS_L1_2P0 \
- ar9462_pciephy_pll_on_clkreq_disable_L1_2p0
-
#define AR9462_BB_CTX_COEFJ(x) \
ar9462_##x##_baseband_core_txfir_coeff_japan_2484
@@ -312,13 +309,13 @@ static void ar9003_hw_init_mode_regs(str
/* Awake -> Sleep Setting */
INIT_INI_ARRAY(&ah->iniPcieSerdes,
- PCIE_PLL_ON_CREQ_DIS_L1_2P0,
- ARRAY_SIZE(PCIE_PLL_ON_CREQ_DIS_L1_2P0),
+ ar9462_pciephy_clkreq_disable_L1_2p0,
+ ARRAY_SIZE(ar9462_pciephy_clkreq_disable_L1_2p0),
2);
/* Sleep -> Awake Setting */
INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower,
- PCIE_PLL_ON_CREQ_DIS_L1_2P0,
- ARRAY_SIZE(PCIE_PLL_ON_CREQ_DIS_L1_2P0),
+ ar9462_pciephy_clkreq_disable_L1_2p0,
+ ARRAY_SIZE(ar9462_pciephy_clkreq_disable_L1_2p0),
2);
/* Fast clock modal settings */
Patches currently in stable-queue which might be from rmanohar@xxxxxxxxxxxxxxxx are
queue-3.4/ath9k-fix-noisefloor-calibration.patch
queue-3.4/ath9k-fill-channel-mode-in-caldata.patch
queue-3.4/ath9k_hw-enable-hw-pll-power-save-for-ar9462.patch
--
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