diff options
| author | Giuseppe Cavallaro <peppe.cavallaro@st.com> | 2010-09-28 10:41:27 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2010-10-23 15:11:17 +0200 |
| commit | be8ae09d9a800a40771c93356216678aff9ca577 (patch) | |
| tree | 8839c63471c2405dc8ee5bd7282c0f3cb1d4538a /drivers | |
| parent | mmc: name mmc queue thread by host index (diff) | |
| download | linux-be8ae09d9a800a40771c93356216678aff9ca577.tar.xz linux-be8ae09d9a800a40771c93356216678aff9ca577.zip | |
mmc: sdhci-pltfm: add suspend/resume functions
This patch adds the suspend and resume functions
in the sdhci-pltfm device driver.
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Reviewed-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-pltfm.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c index e045e3c61dde..4f126de5f492 100644 --- a/drivers/mmc/host/sdhci-pltfm.c +++ b/drivers/mmc/host/sdhci-pltfm.c @@ -165,6 +165,25 @@ static const struct platform_device_id sdhci_pltfm_ids[] = { }; MODULE_DEVICE_TABLE(platform, sdhci_pltfm_ids); +#ifdef CONFIG_PM +static int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state) +{ + struct sdhci_host *host = platform_get_drvdata(dev); + + return sdhci_suspend_host(host, state); +} + +static int sdhci_pltfm_resume(struct platform_device *dev) +{ + struct sdhci_host *host = platform_get_drvdata(dev); + + return sdhci_resume_host(host); +} +#else +#define sdhci_pltfm_suspend NULL +#define sdhci_pltfm_resume NULL +#endif /* CONFIG_PM */ + static struct platform_driver sdhci_pltfm_driver = { .driver = { .name = "sdhci", @@ -173,6 +192,8 @@ static struct platform_driver sdhci_pltfm_driver = { .probe = sdhci_pltfm_probe, .remove = __devexit_p(sdhci_pltfm_remove), .id_table = sdhci_pltfm_ids, + .suspend = sdhci_pltfm_suspend, + .resume = sdhci_pltfm_resume, }; /*****************************************************************************\ |