korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2025-01-20 12:54:36 +08:00
Code Issues Packages Projects Releases Wiki Activity

mmc: sdhci-pltfm: add suspend/resume functions

Browse Source 
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>
This commit is contained in:
Giuseppe Cavallaro 2010-09-28 10:41:27 +02:00 committed by Chris Ball
parent de528fa3f9
commit be8ae09d9a
1 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/mmc/host/sdhci-pltfm.c
View File

@ -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,
};
/*****************************************************************************\