[PATCH] drm/ast: Use dev_get_drvdata where possible

[Chuhong Yuan]

Instead of using to_pci_dev + pci_get_drvdata,
use dev_get_drvdata to make code simpler.

Signed-off-by: Chuhong Yuan <hslester96 at gmail.com>
---
 drivers/gpu/drm/ast/ast_drv.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index 3811997e78c4..cc239c0fc59b 100644
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -155,15 +155,13 @@ static int ast_pm_suspend(struct device *dev)
 }
 static int ast_pm_resume(struct device *dev)
 {
-	struct pci_dev *pdev = to_pci_dev(dev);
-	struct drm_device *ddev = pci_get_drvdata(pdev);
+	struct drm_device *ddev = dev_get_drvdata(dev);
 	return ast_drm_resume(ddev);
 }
 
 static int ast_pm_freeze(struct device *dev)
 {
-	struct pci_dev *pdev = to_pci_dev(dev);
-	struct drm_device *ddev = pci_get_drvdata(pdev);
+	struct drm_device *ddev = dev_get_drvdata(dev);
 
 	if (!ddev || !ddev->dev_private)
 		return -ENODEV;
@@ -173,15 +171,13 @@ static int ast_pm_freeze(struct device *dev)
 
 static int ast_pm_thaw(struct device *dev)
 {
-	struct pci_dev *pdev = to_pci_dev(dev);
-	struct drm_device *ddev = pci_get_drvdata(pdev);
+	struct drm_device *ddev = dev_get_drvdata(dev);
 	return ast_drm_thaw(ddev);
 }
 
 static int ast_pm_poweroff(struct device *dev)
 {
-	struct pci_dev *pdev = to_pci_dev(dev);
-	struct drm_device *ddev = pci_get_drvdata(pdev);
+	struct drm_device *ddev = dev_get_drvdata(dev);
 
 	return ast_drm_freeze(ddev);
 }
-- 
2.20.1