[059/129] mmc: sdhci: Fix tuning timer incorrect setting when suspending host

From: Greg KH
Date: Mon Jan 23 2012 - 21:45:30 EST


3.2-stable review patch. If anyone has any objections, please let me know.

------------------
Content-Length: 1050
Lines: 32

From: Aaron Lu <aaron.lu@xxxxxxx>

commit c6ced0db08010ed75df221a2946c5228454b38d5 upstream.

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@xxxxxxxxxxx>
Signed-off-by: Aaron Lu <aaron.lu@xxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Chris Ball <cjb@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
drivers/mmc/host/sdhci.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2336,9 +2336,8 @@ int sdhci_suspend_host(struct sdhci_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);


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