drm/amd/display: Use amdgpu mode funcs statically

No need to assign them dynamically. This is much more readable.
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

@@ -28,6 +28,7 @@
 
 #include "vid.h"
 #include "amdgpu.h"
+#include "amdgpu_display.h"
 #include "atom.h"
 #include "amdgpu_dm.h"
 #include "amdgpu_dm_types.h"
@@ -715,6 +716,8 @@ const struct amdgpu_ip_block_version dm_ip_block =
 
 /* TODO: it is temporary non-const, should fixed later */
 static struct drm_mode_config_funcs amdgpu_dm_mode_funcs = {
+	.fb_create = amdgpu_user_framebuffer_create,
+	.output_poll_changed = amdgpu_output_poll_changed,
 	.atomic_check = amdgpu_dm_atomic_check,
 	.atomic_commit = amdgpu_dm_atomic_commit
 };
@@ -1088,11 +1091,6 @@ static int amdgpu_dm_mode_config_init(struct amdgpu_device *adev)
 
 	adev->mode_info.mode_config_initialized = true;
 
-	amdgpu_dm_mode_funcs.fb_create =
-		amdgpu_mode_funcs.fb_create;
-	amdgpu_dm_mode_funcs.output_poll_changed =
-		amdgpu_mode_funcs.output_poll_changed;
-
 	adev->ddev->mode_config.funcs = (void *)&amdgpu_dm_mode_funcs;
 
 	adev->ddev->mode_config.max_width = 16384;