mmc: sdhci-pltfm: export pltfm suspend/resume api

It is helpful for platform code to use to eliminate duplicated code.

Signed-off-by: Dong Aisheng <[e-mail]>
Acked-by: Ulf Hansson <[e-mail]>
Signed-off-by: Chris Ball <[e-mail]>

drivers/mmc/host/sdhci-pltfm.c

···
 EXPORT_SYMBOL_GPL(sdhci_pltfm_unregister);
 
 #ifdef CONFIG_PM
-static int sdhci_pltfm_suspend(struct device *dev)
+int sdhci_pltfm_suspend(struct device *dev)
 {
 	struct sdhci_host *host = dev_get_drvdata(dev);
 
 	return sdhci_suspend_host(host);
 }
+EXPORT_SYMBOL_GPL(sdhci_pltfm_suspend);
 
-static int sdhci_pltfm_resume(struct device *dev)
+int sdhci_pltfm_resume(struct device *dev)
 {
 	struct sdhci_host *host = dev_get_drvdata(dev);
 
 	return sdhci_resume_host(host);
 }
+EXPORT_SYMBOL_GPL(sdhci_pltfm_resume);
 
 const struct dev_pm_ops sdhci_pltfm_pmops = {
 	.suspend	= sdhci_pltfm_suspend,

drivers/mmc/host/sdhci-pltfm.h

···
 }
 
 #ifdef CONFIG_PM
+extern int sdhci_pltfm_suspend(struct device *dev);
+extern int sdhci_pltfm_resume(struct device *dev);
 extern const struct dev_pm_ops sdhci_pltfm_pmops;
 #define SDHCI_PLTFM_PMOPS (&sdhci_pltfm_pmops)
 #else