From: Aaron Lu <aaron.lu@amd.com>
Date: Wed, 28 Dec 2011 03:11:12 +0000 (+0800)
Subject: mmc: sdhci: Fix tuning timer incorrect setting when suspending host
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=c6ced0db08010ed75df221a2946c5228454b38d5;p=deliverable%2Flinux.git

mmc: sdhci: Fix tuning timer incorrect setting when suspending host

When suspending host, the tuning timer shoule be deactivated.
And the HOST_NEEDS_TUNING flag should be set after tuning timer is
deactivated.

Signed-off-by: Philip Rakity <prakity@marvell.com>
Signed-off-by: Aaron Lu <aaron.lu@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index e06299734f5d..988ae06d1a09 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2356,9 +2356,8 @@ int sdhci_suspend_host(struct sdhci_host *host)
 	/* Disable tuning since we are suspending */
 	if (host->version >= SDHCI_SPEC_300 && host->tuning_count &&
 	    host->tuning_mode == SDHCI_TUNING_MODE_1) {
+		del_timer_sync(&host->tuning_timer);
 		host->flags &= ~SDHCI_NEEDS_RETUNING;
-		mod_timer(&host->tuning_timer, jiffies +
-			host->tuning_count * HZ);
 	}
 
 	ret = mmc_suspend_host(host->mmc);