From: San Mehat <san@google.com>
Date: Tue, 1 Dec 2009 18:10:47 +0000 (-0800)
Subject: mmc: msm_sdcc: Enable busclk idle timer for power savings
X-Git-Tag: firefly_0821_release~9833^2~2062^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=24bbd7d5b422cde6a149ac2f9ac6e61e66536532;p=firefly-linux-kernel-4.4.55.git

mmc: msm_sdcc: Enable busclk idle timer for power savings

Signed-off-by: San Mehat <san@google.com>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
---

diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
index 6e50939b6f88..d42a2dd69325 100644
--- a/drivers/mmc/host/msm_sdcc.c
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -48,7 +48,7 @@
 
 #define DRIVER_NAME "msm-sdcc"
 
-#define BUSCLK_PWRSAVE 0
+#define BUSCLK_PWRSAVE 1
 #define BUSCLK_TIMEOUT (HZ)
 static unsigned int msmsdcc_fmin = 144000;
 static unsigned int msmsdcc_fmax = 50000000;
@@ -72,7 +72,6 @@ msmsdcc_disable_clocks(struct msmsdcc_host *host, int deferr)
 		mod_timer(&host->busclk_timer, jiffies + BUSCLK_TIMEOUT);
 	} else {
 		del_timer_sync(&host->busclk_timer);
-//		dev_info(mmc_dev(host->mmc), "Immediate clock shutdown\n");
 		clk_disable(host->clk);
 		clk_disable(host->pclk);
 		host->clks_on = 0;