drm/amd/display: Use dev_get_drvdata

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

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 9f31c17..e177be3 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2430,8 +2430,7 @@ static ssize_t s3_debug_store(struct device *device,
 {
        int ret;
        int s3_state;
-       struct pci_dev *pdev = to_pci_dev(device);
-       struct drm_device *drm_dev = pci_get_drvdata(pdev);
+       struct drm_device *drm_dev = dev_get_drvdata(device);
        struct amdgpu_device *adev = drm_dev->dev_private;
 
        ret = kstrtoint(buf, 0, &s3_state);