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Commit bb546623 authored by Ander Conselvan de Oliveira's avatar Ander Conselvan de Oliveira Committed by Daniel Vetter
Browse files

drm/i915: Unify modeset and flip paths of intel_crtc_set_config() 



Call intel_set_mode() uncondionally from intel_crtc_set_config(), since
the former function is now properly wired to ignore all the modesets if
the mode_changed and active_changed flags are false in crtc_state.

Signed-off-by: default avatarAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: default avatarMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 41227c8c

drivers/gpu/drm/i915/intel_display.c

+20 −17
Original line number Diff line number Diff line
@@ -12850,12 +12850,21 @@ intel_modeset_stage_output_state(struct drm_device *dev, 
	return 0;

}



static bool primary_plane_visible(struct drm_crtc *crtc)

{

	struct intel_plane_state *plane_state =

		to_intel_plane_state(crtc->primary->state);



	return plane_state->visible;

}



static int intel_crtc_set_config(struct drm_mode_set *set)

{

	struct drm_device *dev;

	struct drm_atomic_state *state = NULL;

	struct intel_set_config *config;

	struct intel_crtc_state *pipe_config;

	bool primary_plane_was_visible;

	int ret;



	BUG_ON(!set);
@@ -12917,29 +12926,23 @@ static int intel_crtc_set_config(struct drm_mode_set *set) 


	intel_update_pipe_size(to_intel_crtc(set->crtc));



	if (pipe_config->base.mode_changed) {

	primary_plane_was_visible = primary_plane_visible(set->crtc);



	ret = intel_set_mode_with_config(set->crtc, set->mode,

					 pipe_config);

	} else if (pipe_config->base.planes_changed) {

		struct intel_crtc *intel_crtc = to_intel_crtc(set->crtc);

		struct drm_plane *primary = set->crtc->primary;

		struct intel_plane_state *plane_state =

				to_intel_plane_state(primary->state);

		bool was_visible = plane_state->visible;

		int vdisplay, hdisplay;



		drm_crtc_get_hv_timing(set->mode, &hdisplay, &vdisplay);

		ret = drm_plane_helper_update(primary, set->crtc, set->fb,

					      0, 0, hdisplay, vdisplay,

					      set->x << 16, set->y << 16,

					      hdisplay << 16, vdisplay << 16);

	if (ret == 0 &&

	    pipe_config->base.enable &&

	    pipe_config->base.planes_changed &&

	    !needs_modeset(&pipe_config->base)) {

		struct intel_crtc *intel_crtc = to_intel_crtc(set->crtc);



		/*

		 * We need to make sure the primary plane is re-enabled if it

		 * has previously been turned off.

		 */

		plane_state = to_intel_plane_state(primary->state);

		if (ret == 0 && !was_visible && plane_state->visible) {

		if (ret == 0 && !primary_plane_was_visible &&

		    primary_plane_visible(set->crtc)) {

			WARN_ON(!intel_crtc->active);

			intel_post_enable_primary(set->crtc);

		}