142 bool drm_helper_crtc_in_use(struct drm_crtc *crtc)  in drm_helper_crtc_in_use()  argument
145 	struct drm_device *dev = crtc->dev;  in drm_helper_crtc_in_use()
155 		if (encoder->crtc == crtc && drm_helper_encoder_in_use(encoder))  in drm_helper_crtc_in_use()
181 	struct drm_crtc *crtc;  in __drm_helper_disable_unused_functions()  local
189 			encoder->crtc = NULL;  in __drm_helper_disable_unused_functions()
193 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {  in __drm_helper_disable_unused_functions()
194 		const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;  in __drm_helper_disable_unused_functions()
195 		crtc->enabled = drm_helper_crtc_in_use(crtc);  in __drm_helper_disable_unused_functions()
196 		if (!crtc->enabled) {  in __drm_helper_disable_unused_functions()
198 				(*crtc_funcs->disable)(crtc);  in __drm_helper_disable_unused_functions()
200 				(*crtc_funcs->dpms)(crtc, DRM_MODE_DPMS_OFF);  in __drm_helper_disable_unused_functions()
201 			crtc->primary->fb = NULL;  in __drm_helper_disable_unused_functions()
238 		if (encoder->crtc == NULL)  in drm_crtc_prepare_encoders()
242 		    encoder->crtc != (*encoder_funcs->get_crtc)(encoder))  in drm_crtc_prepare_encoders()
267 bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,  in drm_crtc_helper_set_mode()  argument
272 	struct drm_device *dev = crtc->dev;  in drm_crtc_helper_set_mode()
274 	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;  in drm_crtc_helper_set_mode()
283 	saved_enabled = crtc->enabled;  in drm_crtc_helper_set_mode()
284 	crtc->enabled = drm_helper_crtc_in_use(crtc);  in drm_crtc_helper_set_mode()
285 	if (!crtc->enabled)  in drm_crtc_helper_set_mode()
290 		crtc->enabled = saved_enabled;  in drm_crtc_helper_set_mode()
294 	saved_mode = crtc->mode;  in drm_crtc_helper_set_mode()
295 	saved_hwmode = crtc->hwmode;  in drm_crtc_helper_set_mode()
296 	saved_x = crtc->x;  in drm_crtc_helper_set_mode()
297 	saved_y = crtc->y;  in drm_crtc_helper_set_mode()
302 	crtc->mode = *mode;  in drm_crtc_helper_set_mode()
303 	crtc->x = x;  in drm_crtc_helper_set_mode()
304 	crtc->y = y;  in drm_crtc_helper_set_mode()
312 		if (encoder->crtc != crtc)  in drm_crtc_helper_set_mode()
332 	if (!(ret = crtc_funcs->mode_fixup(crtc, mode, adjusted_mode))) {  in drm_crtc_helper_set_mode()
336 	DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id);  in drm_crtc_helper_set_mode()
338 	crtc->hwmode = *adjusted_mode;  in drm_crtc_helper_set_mode()
343 		if (encoder->crtc != crtc)  in drm_crtc_helper_set_mode()
359 	crtc_funcs->prepare(crtc);  in drm_crtc_helper_set_mode()
364 	ret = !crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb);  in drm_crtc_helper_set_mode()
370 		if (encoder->crtc != crtc)  in drm_crtc_helper_set_mode()
385 	crtc_funcs->commit(crtc);  in drm_crtc_helper_set_mode()
389 		if (encoder->crtc != crtc)  in drm_crtc_helper_set_mode()
406 	drm_calc_timestamping_constants(crtc, &crtc->hwmode);  in drm_crtc_helper_set_mode()
412 		crtc->enabled = saved_enabled;  in drm_crtc_helper_set_mode()
413 		crtc->mode = saved_mode;  in drm_crtc_helper_set_mode()
414 		crtc->hwmode = saved_hwmode;  in drm_crtc_helper_set_mode()
415 		crtc->x = saved_x;  in drm_crtc_helper_set_mode()
416 		crtc->y = saved_y;  in drm_crtc_helper_set_mode()
424 drm_crtc_helper_disable(struct drm_crtc *crtc)  in drm_crtc_helper_disable()  argument
426 	struct drm_device *dev = crtc->dev;  in drm_crtc_helper_disable()
432 		if (encoder->crtc != crtc)  in drm_crtc_helper_disable()
484 	BUG_ON(!set->crtc);  in drm_crtc_helper_set_config()
485 	BUG_ON(!set->crtc->helper_private);  in drm_crtc_helper_set_config()
491 	crtc_funcs = set->crtc->helper_private;  in drm_crtc_helper_set_config()
498 				set->crtc->base.id, set->fb->base.id,  in drm_crtc_helper_set_config()
501 		DRM_DEBUG_KMS("[CRTC:%d] [NOFB]\n", set->crtc->base.id);  in drm_crtc_helper_set_config()
502 		drm_crtc_helper_disable(set->crtc);  in drm_crtc_helper_set_config()
506 	dev = set->crtc->dev;  in drm_crtc_helper_set_config()
541 	save_set.crtc = set->crtc;  in drm_crtc_helper_set_config()
542 	save_set.mode = &set->crtc->mode;  in drm_crtc_helper_set_config()
543 	save_set.x = set->crtc->x;  in drm_crtc_helper_set_config()
544 	save_set.y = set->crtc->y;  in drm_crtc_helper_set_config()
545 	save_set.fb = set->crtc->primary->fb;  in drm_crtc_helper_set_config()
549 	if (set->crtc->primary->fb != set->fb) {  in drm_crtc_helper_set_config()
551 		if (set->crtc->primary->fb == NULL) {  in drm_crtc_helper_set_config()
557 			   set->crtc->primary->fb->pixel_format) {  in drm_crtc_helper_set_config()
563 	if (set->x != set->crtc->x || set->y != set->crtc->y)  in drm_crtc_helper_set_config()
566 	if (set->mode && !drm_mode_equal(set->mode, &set->crtc->mode)) {  in drm_crtc_helper_set_config()
568 		drm_mode_debug_printmodeline(&set->crtc->mode);  in drm_crtc_helper_set_config()
604 				connector->encoder->crtc = NULL;  in drm_crtc_helper_set_config()
619 		if (connector->encoder->crtc == set->crtc)  in drm_crtc_helper_set_config()
622 			new_crtc = connector->encoder->crtc;  in drm_crtc_helper_set_config()
626 				new_crtc = set->crtc;  in drm_crtc_helper_set_config()
635 		if (new_crtc != connector->encoder->crtc) {  in drm_crtc_helper_set_config()
638 			connector->encoder->crtc = new_crtc;  in drm_crtc_helper_set_config()
655 		if (drm_helper_crtc_in_use(set->crtc)) {  in drm_crtc_helper_set_config()
659 			set->crtc->primary->fb = set->fb;  in drm_crtc_helper_set_config()
660 			if (!drm_crtc_helper_set_mode(set->crtc, set->mode,  in drm_crtc_helper_set_config()
664 					  set->crtc->base.id);  in drm_crtc_helper_set_config()
665 				set->crtc->primary->fb = save_set.fb;  in drm_crtc_helper_set_config()
678 		set->crtc->x = set->x;  in drm_crtc_helper_set_config()
679 		set->crtc->y = set->y;  in drm_crtc_helper_set_config()
680 		set->crtc->primary->fb = set->fb;  in drm_crtc_helper_set_config()
681 		ret = crtc_funcs->mode_set_base(set->crtc,  in drm_crtc_helper_set_config()
684 			set->crtc->x = save_set.x;  in drm_crtc_helper_set_config()
685 			set->crtc->y = save_set.y;  in drm_crtc_helper_set_config()
686 			set->crtc->primary->fb = save_set.fb;  in drm_crtc_helper_set_config()
709 	    !drm_crtc_helper_set_mode(save_set.crtc, save_set.mode, save_set.x,  in drm_crtc_helper_set_config()
757 static int drm_helper_choose_crtc_dpms(struct drm_crtc *crtc)  in drm_helper_choose_crtc_dpms()  argument
761 	struct drm_device *dev = crtc->dev;  in drm_helper_choose_crtc_dpms()
764 		if (connector->encoder && connector->encoder->crtc == crtc)  in drm_helper_choose_crtc_dpms()
783 	struct drm_crtc *crtc = encoder ? encoder->crtc : NULL;  in drm_helper_connector_dpms()  local
797 		if (crtc) {  in drm_helper_connector_dpms()
798 			const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;  in drm_helper_connector_dpms()
800 				(*crtc_funcs->dpms) (crtc,  in drm_helper_connector_dpms()
801 						     drm_helper_choose_crtc_dpms(crtc));  in drm_helper_connector_dpms()
811 		if (crtc) {  in drm_helper_connector_dpms()
812 			const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;  in drm_helper_connector_dpms()
814 				(*crtc_funcs->dpms) (crtc,  in drm_helper_connector_dpms()
815 						     drm_helper_choose_crtc_dpms(crtc));  in drm_helper_connector_dpms()
872 	struct drm_crtc *crtc;  in drm_helper_resume_force_mode()  local
879 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {  in drm_helper_resume_force_mode()
881 		if (!crtc->enabled)  in drm_helper_resume_force_mode()
884 		ret = drm_crtc_helper_set_mode(crtc, &crtc->mode,  in drm_helper_resume_force_mode()
885 					       crtc->x, crtc->y, crtc->primary->fb);  in drm_helper_resume_force_mode()
889 			DRM_ERROR("failed to set mode on crtc %p\n", crtc);  in drm_helper_resume_force_mode()
892 		if (drm_helper_choose_crtc_dpms(crtc)) {  in drm_helper_resume_force_mode()
895 				if(encoder->crtc != crtc)  in drm_helper_resume_force_mode()
904 			crtc_funcs = crtc->helper_private;  in drm_helper_resume_force_mode()
906 				(*crtc_funcs->dpms) (crtc,  in drm_helper_resume_force_mode()
907 						     drm_helper_choose_crtc_dpms(crtc));  in drm_helper_resume_force_mode()
934 int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,  in drm_helper_crtc_mode_set()  argument
939 	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;  in drm_helper_crtc_mode_set()
942 	if (crtc->funcs->atomic_duplicate_state)  in drm_helper_crtc_mode_set()
943 		crtc_state = crtc->funcs->atomic_duplicate_state(crtc);  in drm_helper_crtc_mode_set()
944 	else if (crtc->state)  in drm_helper_crtc_mode_set()
945 		crtc_state = kmemdup(crtc->state, sizeof(*crtc_state),  in drm_helper_crtc_mode_set()
951 	crtc_state->crtc = crtc;  in drm_helper_crtc_mode_set()
960 		ret = crtc_funcs->atomic_check(crtc, crtc_state);  in drm_helper_crtc_mode_set()
968 	swap(crtc->state, crtc_state);  in drm_helper_crtc_mode_set()
970 	crtc_funcs->mode_set_nofb(crtc);  in drm_helper_crtc_mode_set()
973 		if (crtc->funcs->atomic_destroy_state)  in drm_helper_crtc_mode_set()
974 			crtc->funcs->atomic_destroy_state(crtc, crtc_state);  in drm_helper_crtc_mode_set()
979 	return drm_helper_crtc_mode_set_base(crtc, x, y, old_fb);  in drm_helper_crtc_mode_set()
997 int drm_helper_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,  in drm_helper_crtc_mode_set_base()  argument
1001 	struct drm_plane *plane = crtc->primary;  in drm_helper_crtc_mode_set_base()
1013 	plane_state->crtc = crtc;  in drm_helper_crtc_mode_set_base()
1014 	drm_atomic_set_fb_for_plane(plane_state, crtc->primary->fb);  in drm_helper_crtc_mode_set_base()
1017 	plane_state->crtc_h = crtc->mode.vdisplay;  in drm_helper_crtc_mode_set_base()
1018 	plane_state->crtc_w = crtc->mode.hdisplay;  in drm_helper_crtc_mode_set_base()
1021 	plane_state->src_h = crtc->mode.vdisplay << 16;  in drm_helper_crtc_mode_set_base()
1022 	plane_state->src_w = crtc->mode.hdisplay << 16;  in drm_helper_crtc_mode_set_base()