Commit cbd19488 authored by Andrey Grodzovsky's avatar Andrey Grodzovsky Committed by Alex Deucher
Browse files

drm/amd/display: Implement plane atomic_check. 



Use per surface validation hook.

Signed-off-by: default avatarAndrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 690b5e39

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

+17 −0
Original line number Diff line number Diff line
@@ -3141,9 +3141,26 @@ int dm_create_validation_set_for_connector(struct drm_connector *connector, 
	return MODE_OK;

}



int dm_plane_atomic_check(struct drm_plane *plane,

			    struct drm_plane_state *state)

{

	struct amdgpu_device *adev = plane->dev->dev_private;

	struct dc *dc = adev->dm.dc;

	struct dm_plane_state *dm_plane_state = to_dm_plane_state(state);



	if (!dm_plane_state->surface)

		return true;



	if (dc_validate_surface(dc, dm_plane_state->surface))

		return 0;



	return -EINVAL;

}



static const struct drm_plane_helper_funcs dm_plane_helper_funcs = {

	.prepare_fb = dm_plane_helper_prepare_fb,

	.cleanup_fb = dm_plane_helper_cleanup_fb,

	.atomic_check = dm_plane_atomic_check,

};



/*