drm/amdgpu: rename suspend_kms and resume_kms

The old names were dragged over from radeon.  The new ones
better match the naming conventions used in the driver.

No functional change.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 3cc2629..8494514 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -2434,8 +2434,8 @@
 				 struct drm_file *file_priv);
 void amdgpu_driver_preclose_kms(struct drm_device *dev,
 				struct drm_file *file_priv);
-int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
-int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
+int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
+int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);
 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe);
 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);