On Tue, Sep 28, 2010 at 10:41:27AM +0200, Giuseppe CAVALLARO wrote: > This patch adds the suspend and resume functions > in the sdhci-pltfm device driver. > > Signed-off-by: Giuseppe Cavallaro <[email protected]>
Reviewed-by: Wolfram Sang <[email protected]> > --- > 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 e045e3c..4f126de 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, > }; > > > /*****************************************************************************\ > -- > 1.5.5.6 > -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ |
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