diff options
| author | w12.lee <w12.lee@samsung.com> | 2010-09-27 21:56:47 -0700 |
|---|---|---|
| committer | Arve Hjønnevåg <arve@android.com> | 2011-11-17 17:46:43 -0800 |
| commit | 908618f2df645bf64d5e6f1045810399fc1f1887 (patch) | |
| tree | 953aa5af63977d2af02d79413c97edd528eb0f4a | |
| parent | 6d71a39521a58fef6e510234c82406ce420d2d61 (diff) | |
| download | kernel_samsung_aries-908618f2df645bf64d5e6f1045810399fc1f1887.zip kernel_samsung_aries-908618f2df645bf64d5e6f1045810399fc1f1887.tar.gz kernel_samsung_aries-908618f2df645bf64d5e6f1045810399fc1f1887.tar.bz2 | |
S5PC11X: MMC: set MMC_PM_KEEP_POWER flag for SDIO device.
Set MMC_PM_KEEP_POWER flag for SDIO device before suspending.
So, SDIO device can restore its informations on resume.
It can resolve wlan resuming issue.
Change-Id: Ic61a8cfb78a15b774bde6f68fd9adcaa43041b40
Signed-off-by: w12.lee <w12.lee@samsung.com>
| -rwxr-xr-x[-rw-r--r--] | drivers/mmc/host/sdhci-s3c.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index aeeb5ec..b5c74a8 100644..100755 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -21,6 +21,7 @@ #include <linux/gpio.h> #include <linux/mmc/host.h> +#include <linux/mmc/card.h> #include <plat/sdhci.h> #include <plat/regs-sdhci.h> @@ -664,6 +665,11 @@ static int sdhci_s3c_suspend(struct platform_device *dev, pm_message_t pm) { struct sdhci_host *host = platform_get_drvdata(dev); + struct mmc_host *mmc = host->mmc; + + if (mmc->card && (mmc->card->type == MMC_TYPE_SDIO)) + mmc->pm_flags |= MMC_PM_KEEP_POWER; + sdhci_suspend_host(host, pm); return 0; } |