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Commit be8ae09d authored by Giuseppe Cavallaro's avatar Giuseppe Cavallaro Committed by Chris Ball
Browse files

mmc: sdhci-pltfm: add suspend/resume functions 



This patch adds the suspend and resume functions
in the sdhci-pltfm device driver.

Signed-off-by: default avatarGiuseppe Cavallaro <peppe.cavallaro@st.com>
Reviewed-by: default avatarWolfram Sang <w.sang@pengutronix.de>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent de528fa3

drivers/mmc/host/sdhci-pltfm.c

+21 −0
Original line number Diff line number Diff line
@@ -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,

};



/*****************************************************************************\