[PATCH v3] mmc: dw_mmc: use the dev_pm_ops for dw_mmc controller

[Jaehoon Chung <jh80.chung@samsung.com>]

Dw_mmc controller didn't use dev_pm_ops.
This patch modified to use the dev_pm_ops for dw_mmc controller

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
Changelog v3:
	- Change CONFIG_PM_SLEEP instead of CONFIG_PM
	- using static for SIMPLE_DEV_PM_OPS
Changelog v2:
	- Use the Macro for dev_pm_ops

 drivers/mmc/host/dw_mmc.c |   19 ++++++++++---------
 1 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 3aaeb08..44bc11e 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2062,14 +2062,14 @@ static int __exit dw_mci_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 /*
  * TODO: we should probably disable the clock to the card in the suspend path.
  */
-static int dw_mci_suspend(struct platform_device *pdev, pm_message_t mesg)
+static int dw_mci_suspend(struct device *dev)
 {
 	int i, ret;
-	struct dw_mci *host = platform_get_drvdata(pdev);
+	struct dw_mci *host = dev_get_drvdata(dev);
 
 	for (i = 0; i < host->num_slots; i++) {
 		struct dw_mci_slot *slot = host->slot[i];
@@ -2092,10 +2092,10 @@ static int dw_mci_suspend(struct platform_device *pdev, pm_message_t mesg)
 	return 0;
 }
 
-static int dw_mci_resume(struct platform_device *pdev)
+static int dw_mci_resume(struct device *dev)
 {
 	int i, ret;
-	struct dw_mci *host = platform_get_drvdata(pdev);
+	struct dw_mci *host = dev_get_drvdata(dev);
 
 	if (host->vmmc)
 		regulator_enable(host->vmmc);
@@ -2103,7 +2103,7 @@ static int dw_mci_resume(struct platform_device *pdev)
 	if (host->dma_ops->init)
 		host->dma_ops->init(host);
 
-	if (!mci_wait_reset(&pdev->dev, host)) {
+	if (!mci_wait_reset(dev, host)) {
 		ret = -ENODEV;
 		return ret;
 	}
@@ -2131,14 +2131,15 @@ static int dw_mci_resume(struct platform_device *pdev)
 #else
 #define dw_mci_suspend	NULL
 #define dw_mci_resume	NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
+
+static SIMPLE_DEV_PM_OPS(dw_mci_pmops, dw_mci_suspend, dw_mci_resume);
 
 static struct platform_driver dw_mci_driver = {
 	.remove		= __exit_p(dw_mci_remove),
-	.suspend	= dw_mci_suspend,
-	.resume		= dw_mci_resume,
 	.driver		= {
 		.name		= "dw_mmc",
+		.pm		= &dw_mci_pmops,
 	},
 };

 -- 
1.7.4.1