41 void drm_atomic_state_default_release(struct drm_atomic_state *state)  in drm_atomic_state_default_release()  argument
43 	kfree(state->connectors);  in drm_atomic_state_default_release()
44 	kfree(state->connector_states);  in drm_atomic_state_default_release()
45 	kfree(state->crtcs);  in drm_atomic_state_default_release()
46 	kfree(state->crtc_states);  in drm_atomic_state_default_release()
47 	kfree(state->planes);  in drm_atomic_state_default_release()
48 	kfree(state->plane_states);  in drm_atomic_state_default_release()
61 drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state)  in drm_atomic_state_init()  argument
66 	state->allow_modeset = true;  in drm_atomic_state_init()
68 	state->num_connector = ACCESS_ONCE(dev->mode_config.num_connector);  in drm_atomic_state_init()
70 	state->crtcs = kcalloc(dev->mode_config.num_crtc,  in drm_atomic_state_init()
71 			       sizeof(*state->crtcs), GFP_KERNEL);  in drm_atomic_state_init()
72 	if (!state->crtcs)  in drm_atomic_state_init()
74 	state->crtc_states = kcalloc(dev->mode_config.num_crtc,  in drm_atomic_state_init()
75 				     sizeof(*state->crtc_states), GFP_KERNEL);  in drm_atomic_state_init()
76 	if (!state->crtc_states)  in drm_atomic_state_init()
78 	state->planes = kcalloc(dev->mode_config.num_total_plane,  in drm_atomic_state_init()
79 				sizeof(*state->planes), GFP_KERNEL);  in drm_atomic_state_init()
80 	if (!state->planes)  in drm_atomic_state_init()
82 	state->plane_states = kcalloc(dev->mode_config.num_total_plane,  in drm_atomic_state_init()
83 				      sizeof(*state->plane_states), GFP_KERNEL);  in drm_atomic_state_init()
84 	if (!state->plane_states)  in drm_atomic_state_init()
86 	state->connectors = kcalloc(state->num_connector,  in drm_atomic_state_init()
87 				    sizeof(*state->connectors),  in drm_atomic_state_init()
89 	if (!state->connectors)  in drm_atomic_state_init()
91 	state->connector_states = kcalloc(state->num_connector,  in drm_atomic_state_init()
92 					  sizeof(*state->connector_states),  in drm_atomic_state_init()
94 	if (!state->connector_states)  in drm_atomic_state_init()
97 	state->dev = dev;  in drm_atomic_state_init()
99 	DRM_DEBUG_ATOMIC("Allocated atomic state %p\n", state);  in drm_atomic_state_init()
103 	drm_atomic_state_default_release(state);  in drm_atomic_state_init()
118 	struct drm_atomic_state *state;  in drm_atomic_state_alloc()  local
121 		state = kzalloc(sizeof(*state), GFP_KERNEL);  in drm_atomic_state_alloc()
122 		if (!state)  in drm_atomic_state_alloc()
124 		if (drm_atomic_state_init(dev, state) < 0) {  in drm_atomic_state_alloc()
125 			kfree(state);  in drm_atomic_state_alloc()
128 		return state;  in drm_atomic_state_alloc()
142 void drm_atomic_state_default_clear(struct drm_atomic_state *state)  in drm_atomic_state_default_clear()  argument
144 	struct drm_device *dev = state->dev;  in drm_atomic_state_default_clear()
148 	DRM_DEBUG_ATOMIC("Clearing atomic state %p\n", state);  in drm_atomic_state_default_clear()
150 	for (i = 0; i < state->num_connector; i++) {  in drm_atomic_state_default_clear()
151 		struct drm_connector *connector = state->connectors[i];  in drm_atomic_state_default_clear()
163 		state->connector_states[i]->connector = NULL;  in drm_atomic_state_default_clear()
165 						       state->connector_states[i]);  in drm_atomic_state_default_clear()
166 		state->connectors[i] = NULL;  in drm_atomic_state_default_clear()
167 		state->connector_states[i] = NULL;  in drm_atomic_state_default_clear()
171 		struct drm_crtc *crtc = state->crtcs[i];  in drm_atomic_state_default_clear()
177 						  state->crtc_states[i]);  in drm_atomic_state_default_clear()
178 		state->crtcs[i] = NULL;  in drm_atomic_state_default_clear()
179 		state->crtc_states[i] = NULL;  in drm_atomic_state_default_clear()
183 		struct drm_plane *plane = state->planes[i];  in drm_atomic_state_default_clear()
189 						   state->plane_states[i]);  in drm_atomic_state_default_clear()
190 		state->planes[i] = NULL;  in drm_atomic_state_default_clear()
191 		state->plane_states[i] = NULL;  in drm_atomic_state_default_clear()
210 void drm_atomic_state_clear(struct drm_atomic_state *state)  in drm_atomic_state_clear()  argument
212 	struct drm_device *dev = state->dev;  in drm_atomic_state_clear()
216 		config->funcs->atomic_state_clear(state);  in drm_atomic_state_clear()
218 		drm_atomic_state_default_clear(state);  in drm_atomic_state_clear()
229 void drm_atomic_state_free(struct drm_atomic_state *state)  in drm_atomic_state_free()  argument
234 	if (!state)  in drm_atomic_state_free()
237 	dev = state->dev;  in drm_atomic_state_free()
240 	drm_atomic_state_clear(state);  in drm_atomic_state_free()
242 	DRM_DEBUG_ATOMIC("Freeing atomic state %p\n", state);  in drm_atomic_state_free()
245 		config->funcs->atomic_state_free(state);  in drm_atomic_state_free()
247 		drm_atomic_state_default_release(state);  in drm_atomic_state_free()
248 		kfree(state);  in drm_atomic_state_free()
269 drm_atomic_get_crtc_state(struct drm_atomic_state *state,  in drm_atomic_get_crtc_state()  argument
275 	crtc_state = drm_atomic_get_existing_crtc_state(state, crtc);  in drm_atomic_get_crtc_state()
279 	ret = drm_modeset_lock(&crtc->mutex, state->acquire_ctx);  in drm_atomic_get_crtc_state()
287 	state->crtc_states[index] = crtc_state;  in drm_atomic_get_crtc_state()
288 	state->crtcs[index] = crtc;  in drm_atomic_get_crtc_state()
289 	crtc_state->state = state;  in drm_atomic_get_crtc_state()
292 			 crtc->base.id, crtc_state, state);  in drm_atomic_get_crtc_state()
310 int drm_atomic_set_mode_for_crtc(struct drm_crtc_state *state,  in drm_atomic_set_mode_for_crtc()  argument
316 	if (mode && memcmp(&state->mode, mode, sizeof(*mode)) == 0)  in drm_atomic_set_mode_for_crtc()
319 	if (state->mode_blob)  in drm_atomic_set_mode_for_crtc()
320 		drm_property_unreference_blob(state->mode_blob);  in drm_atomic_set_mode_for_crtc()
321 	state->mode_blob = NULL;  in drm_atomic_set_mode_for_crtc()
325 		state->mode_blob =  in drm_atomic_set_mode_for_crtc()
326 			drm_property_create_blob(state->crtc->dev,  in drm_atomic_set_mode_for_crtc()
329 		if (IS_ERR(state->mode_blob))  in drm_atomic_set_mode_for_crtc()
330 			return PTR_ERR(state->mode_blob);  in drm_atomic_set_mode_for_crtc()
332 		drm_mode_copy(&state->mode, mode);  in drm_atomic_set_mode_for_crtc()
333 		state->enable = true;  in drm_atomic_set_mode_for_crtc()
335 				 mode->name, state);  in drm_atomic_set_mode_for_crtc()
337 		memset(&state->mode, 0, sizeof(state->mode));  in drm_atomic_set_mode_for_crtc()
338 		state->enable = false;  in drm_atomic_set_mode_for_crtc()
340 				 state);  in drm_atomic_set_mode_for_crtc()
360 int drm_atomic_set_mode_prop_for_crtc(struct drm_crtc_state *state,  in drm_atomic_set_mode_prop_for_crtc()  argument
363 	if (blob == state->mode_blob)  in drm_atomic_set_mode_prop_for_crtc()
366 	if (state->mode_blob)  in drm_atomic_set_mode_prop_for_crtc()
367 		drm_property_unreference_blob(state->mode_blob);  in drm_atomic_set_mode_prop_for_crtc()
368 	state->mode_blob = NULL;  in drm_atomic_set_mode_prop_for_crtc()
372 		    drm_mode_convert_umode(&state->mode,  in drm_atomic_set_mode_prop_for_crtc()
377 		state->mode_blob = drm_property_reference_blob(blob);  in drm_atomic_set_mode_prop_for_crtc()
378 		state->enable = true;  in drm_atomic_set_mode_prop_for_crtc()
380 				 state->mode.name, state);  in drm_atomic_set_mode_prop_for_crtc()
382 		memset(&state->mode, 0, sizeof(state->mode));  in drm_atomic_set_mode_prop_for_crtc()
383 		state->enable = false;  in drm_atomic_set_mode_prop_for_crtc()
385 				 state);  in drm_atomic_set_mode_prop_for_crtc()
409 		struct drm_crtc_state *state, struct drm_property *property,  in drm_atomic_crtc_set_property()  argument
417 		state->active = val;  in drm_atomic_crtc_set_property()
421 		ret = drm_atomic_set_mode_prop_for_crtc(state, mode);  in drm_atomic_crtc_set_property()
427 		return crtc->funcs->atomic_set_property(crtc, state, property, val);  in drm_atomic_crtc_set_property()
443 		const struct drm_crtc_state *state,  in drm_atomic_crtc_get_property()  argument
450 		*val = state->active;  in drm_atomic_crtc_get_property()
452 		*val = (state->mode_blob) ? state->mode_blob->base.id : 0;  in drm_atomic_crtc_get_property()
454 		return crtc->funcs->atomic_get_property(crtc, state, property, val);  in drm_atomic_crtc_get_property()
472 		struct drm_crtc_state *state)  in drm_atomic_crtc_check()  argument
482 	if (state->active && !state->enable) {  in drm_atomic_crtc_check()
492 	    WARN_ON(state->enable && !state->mode_blob)) {  in drm_atomic_crtc_check()
499 	    WARN_ON(!state->enable && state->mode_blob)) {  in drm_atomic_crtc_check()
524 drm_atomic_get_plane_state(struct drm_atomic_state *state,  in drm_atomic_get_plane_state()  argument
530 	plane_state = drm_atomic_get_existing_plane_state(state, plane);  in drm_atomic_get_plane_state()
534 	ret = drm_modeset_lock(&plane->mutex, state->acquire_ctx);  in drm_atomic_get_plane_state()
542 	state->plane_states[index] = plane_state;  in drm_atomic_get_plane_state()
543 	state->planes[index] = plane;  in drm_atomic_get_plane_state()
544 	plane_state->state = state;  in drm_atomic_get_plane_state()
547 			 plane->base.id, plane_state, state);  in drm_atomic_get_plane_state()
552 		crtc_state = drm_atomic_get_crtc_state(state,  in drm_atomic_get_plane_state()
579 		struct drm_plane_state *state, struct drm_property *property,  in drm_atomic_plane_set_property()  argument
587 		drm_atomic_set_fb_for_plane(state, fb);  in drm_atomic_plane_set_property()
592 		return drm_atomic_set_crtc_for_plane(state, crtc);  in drm_atomic_plane_set_property()
594 		state->crtc_x = U642I64(val);  in drm_atomic_plane_set_property()
596 		state->crtc_y = U642I64(val);  in drm_atomic_plane_set_property()
598 		state->crtc_w = val;  in drm_atomic_plane_set_property()
600 		state->crtc_h = val;  in drm_atomic_plane_set_property()
602 		state->src_x = val;  in drm_atomic_plane_set_property()
604 		state->src_y = val;  in drm_atomic_plane_set_property()
606 		state->src_w = val;  in drm_atomic_plane_set_property()
608 		state->src_h = val;  in drm_atomic_plane_set_property()
610 		state->rotation = val;  in drm_atomic_plane_set_property()
612 		return plane->funcs->atomic_set_property(plane, state,  in drm_atomic_plane_set_property()
630 		const struct drm_plane_state *state,  in drm_atomic_plane_get_property()  argument
637 		*val = (state->fb) ? state->fb->base.id : 0;  in drm_atomic_plane_get_property()
639 		*val = (state->crtc) ? state->crtc->base.id : 0;  in drm_atomic_plane_get_property()
641 		*val = I642U64(state->crtc_x);  in drm_atomic_plane_get_property()
643 		*val = I642U64(state->crtc_y);  in drm_atomic_plane_get_property()
645 		*val = state->crtc_w;  in drm_atomic_plane_get_property()
647 		*val = state->crtc_h;  in drm_atomic_plane_get_property()
649 		*val = state->src_x;  in drm_atomic_plane_get_property()
651 		*val = state->src_y;  in drm_atomic_plane_get_property()
653 		*val = state->src_w;  in drm_atomic_plane_get_property()
655 		*val = state->src_h;  in drm_atomic_plane_get_property()
657 		*val = state->rotation;  in drm_atomic_plane_get_property()
659 		return plane->funcs->atomic_get_property(plane, state, property, val);  in drm_atomic_plane_get_property()
668 plane_switching_crtc(struct drm_atomic_state *state,  in plane_switching_crtc()  argument
672 	if (!plane->state->crtc || !plane_state->crtc)  in plane_switching_crtc()
675 	if (plane->state->crtc == plane_state->crtc)  in plane_switching_crtc()
697 		struct drm_plane_state *state)  in drm_atomic_plane_check()  argument
703 	if (WARN_ON(state->crtc && !state->fb)) {  in drm_atomic_plane_check()
706 	} else if (WARN_ON(state->fb && !state->crtc)) {  in drm_atomic_plane_check()
712 	if (!state->crtc)  in drm_atomic_plane_check()
716 	if (!(plane->possible_crtcs & drm_crtc_mask(state->crtc))) {  in drm_atomic_plane_check()
722 	ret = drm_plane_check_pixel_format(plane, state->fb->pixel_format);  in drm_atomic_plane_check()
725 				 drm_get_format_name(state->fb->pixel_format));  in drm_atomic_plane_check()
730 	if (state->crtc_w > INT_MAX ||  in drm_atomic_plane_check()
731 	    state->crtc_x > INT_MAX - (int32_t) state->crtc_w ||  in drm_atomic_plane_check()
732 	    state->crtc_h > INT_MAX ||  in drm_atomic_plane_check()
733 	    state->crtc_y > INT_MAX - (int32_t) state->crtc_h) {  in drm_atomic_plane_check()
735 				 state->crtc_w, state->crtc_h,  in drm_atomic_plane_check()
736 				 state->crtc_x, state->crtc_y);  in drm_atomic_plane_check()
740 	fb_width = state->fb->width << 16;  in drm_atomic_plane_check()
741 	fb_height = state->fb->height << 16;  in drm_atomic_plane_check()
744 	if (state->src_w > fb_width ||  in drm_atomic_plane_check()
745 	    state->src_x > fb_width - state->src_w ||  in drm_atomic_plane_check()
746 	    state->src_h > fb_height ||  in drm_atomic_plane_check()
747 	    state->src_y > fb_height - state->src_h) {  in drm_atomic_plane_check()
750 				 state->src_w >> 16, ((state->src_w & 0xffff) * 15625) >> 10,  in drm_atomic_plane_check()
751 				 state->src_h >> 16, ((state->src_h & 0xffff) * 15625) >> 10,  in drm_atomic_plane_check()
752 				 state->src_x >> 16, ((state->src_x & 0xffff) * 15625) >> 10,  in drm_atomic_plane_check()
753 				 state->src_y >> 16, ((state->src_y & 0xffff) * 15625) >> 10);  in drm_atomic_plane_check()
757 	if (plane_switching_crtc(state->state, plane, state)) {  in drm_atomic_plane_check()
782 drm_atomic_get_connector_state(struct drm_atomic_state *state,  in drm_atomic_get_connector_state()  argument
789 	ret = drm_modeset_lock(&config->connection_mutex, state->acquire_ctx);  in drm_atomic_get_connector_state()
805 	if (index >= state->num_connector) {  in drm_atomic_get_connector_state()
810 	if (state->connector_states[index])  in drm_atomic_get_connector_state()
811 		return state->connector_states[index];  in drm_atomic_get_connector_state()
817 	state->connector_states[index] = connector_state;  in drm_atomic_get_connector_state()
818 	state->connectors[index] = connector;  in drm_atomic_get_connector_state()
819 	connector_state->state = state;  in drm_atomic_get_connector_state()
822 			 connector->base.id, connector_state, state);  in drm_atomic_get_connector_state()
827 		crtc_state = drm_atomic_get_crtc_state(state,  in drm_atomic_get_connector_state()
854 		struct drm_connector_state *state, struct drm_property *property,  in drm_atomic_connector_set_property()  argument
862 		return drm_atomic_set_crtc_for_connector(state, crtc);  in drm_atomic_connector_set_property()
871 				state, property, val);  in drm_atomic_connector_set_property()
886 		const struct drm_connector_state *state,  in drm_atomic_connector_get_property()  argument
893 		*val = (state->crtc) ? state->crtc->base.id : 0;  in drm_atomic_connector_get_property()
898 				state, property, val);  in drm_atomic_connector_get_property()
917 				connector->state, property, val);  in drm_atomic_get_property()
924 				crtc->state, property, val);  in drm_atomic_get_property()
931 				plane->state, property, val);  in drm_atomic_get_property()
964 		crtc_state = drm_atomic_get_crtc_state(plane_state->state,  in drm_atomic_set_crtc_for_plane()
975 		crtc_state = drm_atomic_get_crtc_state(plane_state->state,  in drm_atomic_set_crtc_for_plane()
1043 		crtc_state = drm_atomic_get_crtc_state(conn_state->state, crtc);  in drm_atomic_set_crtc_for_connector()
1079 drm_atomic_add_affected_connectors(struct drm_atomic_state *state,  in drm_atomic_add_affected_connectors()  argument
1082 	struct drm_mode_config *config = &state->dev->mode_config;  in drm_atomic_add_affected_connectors()
1087 	ret = drm_modeset_lock(&config->connection_mutex, state->acquire_ctx);  in drm_atomic_add_affected_connectors()
1092 			 crtc->base.id, state);  in drm_atomic_add_affected_connectors()
1098 	drm_for_each_connector(connector, state->dev) {  in drm_atomic_add_affected_connectors()
1099 		if (connector->state->crtc != crtc)  in drm_atomic_add_affected_connectors()
1102 		conn_state = drm_atomic_get_connector_state(state, connector);  in drm_atomic_add_affected_connectors()
1132 drm_atomic_add_affected_planes(struct drm_atomic_state *state,  in drm_atomic_add_affected_planes()  argument
1137 	WARN_ON(!drm_atomic_get_existing_crtc_state(state, crtc));  in drm_atomic_add_affected_planes()
1139 	drm_for_each_plane_mask(plane, state->dev, crtc->state->plane_mask) {  in drm_atomic_add_affected_planes()
1141 			drm_atomic_get_plane_state(state, plane);  in drm_atomic_add_affected_planes()
1159 drm_atomic_connectors_for_crtc(struct drm_atomic_state *state,  in drm_atomic_connectors_for_crtc()  argument
1167 	for_each_connector_in_state(state, connector, conn_state, i) {  in drm_atomic_connectors_for_crtc()
1173 			 state, num_connected_connectors, crtc->base.id);  in drm_atomic_connectors_for_crtc()
1187 void drm_atomic_legacy_backoff(struct drm_atomic_state *state)  in drm_atomic_legacy_backoff()  argument
1192 	drm_modeset_backoff(state->acquire_ctx);  in drm_atomic_legacy_backoff()
1194 	ret = drm_modeset_lock(&state->dev->mode_config.connection_mutex,  in drm_atomic_legacy_backoff()
1195 			       state->acquire_ctx);  in drm_atomic_legacy_backoff()
1198 	ret = drm_modeset_lock_all_crtcs(state->dev,  in drm_atomic_legacy_backoff()
1199 					 state->acquire_ctx);  in drm_atomic_legacy_backoff()
1216 int drm_atomic_check_only(struct drm_atomic_state *state)  in drm_atomic_check_only()  argument
1218 	struct drm_device *dev = state->dev;  in drm_atomic_check_only()
1226 	DRM_DEBUG_ATOMIC("checking %p\n", state);  in drm_atomic_check_only()
1228 	for_each_plane_in_state(state, plane, plane_state, i) {  in drm_atomic_check_only()
1237 	for_each_crtc_in_state(state, crtc, crtc_state, i) {  in drm_atomic_check_only()
1247 		ret = config->funcs->atomic_check(state->dev, state);  in drm_atomic_check_only()
1249 	if (!state->allow_modeset) {  in drm_atomic_check_only()
1250 		for_each_crtc_in_state(state, crtc, crtc_state, i) {  in drm_atomic_check_only()
1279 int drm_atomic_commit(struct drm_atomic_state *state)  in drm_atomic_commit()  argument
1281 	struct drm_mode_config *config = &state->dev->mode_config;  in drm_atomic_commit()
1284 	ret = drm_atomic_check_only(state);  in drm_atomic_commit()
1288 	DRM_DEBUG_ATOMIC("commiting %p\n", state);  in drm_atomic_commit()
1290 	return config->funcs->atomic_commit(state->dev, state, false);  in drm_atomic_commit()
1310 int drm_atomic_async_commit(struct drm_atomic_state *state)  in drm_atomic_async_commit()  argument
1312 	struct drm_mode_config *config = &state->dev->mode_config;  in drm_atomic_async_commit()
1315 	ret = drm_atomic_check_only(state);  in drm_atomic_async_commit()
1319 	DRM_DEBUG_ATOMIC("commiting %p asynchronously\n", state);  in drm_atomic_async_commit()
1321 	return config->funcs->atomic_commit(state->dev, state, true);  in drm_atomic_async_commit()
1373 static int atomic_set_prop(struct drm_atomic_state *state,  in atomic_set_prop()  argument
1388 		connector_state = drm_atomic_get_connector_state(state, connector);  in atomic_set_prop()
1402 		crtc_state = drm_atomic_get_crtc_state(state, crtc);  in atomic_set_prop()
1416 		plane_state = drm_atomic_get_plane_state(state, plane);  in atomic_set_prop()
1460 			struct drm_framebuffer *new_fb = plane->state->fb;  in drm_atomic_clean_old_fb()
1464 			plane->crtc = plane->state->crtc;  in drm_atomic_clean_old_fb()
1483 	struct drm_atomic_state *state;  in drm_mode_atomic_ioctl()  local
1520 	state = drm_atomic_state_alloc(dev);  in drm_mode_atomic_ioctl()
1521 	if (!state)  in drm_mode_atomic_ioctl()
1524 	state->acquire_ctx = &ctx;  in drm_mode_atomic_ioctl()
1525 	state->allow_modeset = !!(arg->flags & DRM_MODE_ATOMIC_ALLOW_MODESET);  in drm_mode_atomic_ioctl()
1577 			ret = atomic_set_prop(state, obj, prop, prop_value);  in drm_mode_atomic_ioctl()
1593 		for_each_crtc_in_state(state, crtc, crtc_state, i) {  in drm_mode_atomic_ioctl()
1611 		ret = drm_atomic_check_only(state);  in drm_mode_atomic_ioctl()
1613 		ret = drm_atomic_async_commit(state);  in drm_mode_atomic_ioctl()
1615 		ret = drm_atomic_commit(state);  in drm_mode_atomic_ioctl()
1628 		for_each_crtc_in_state(state, crtc, crtc_state, i) {  in drm_mode_atomic_ioctl()
1638 		drm_atomic_state_clear(state);  in drm_mode_atomic_ioctl()
1644 		drm_atomic_state_free(state);  in drm_mode_atomic_ioctl()