29  * See intel_atomic_plane.c for the plane-specific atomic functionality.
47  * intel_digital_connector_atomic_get_property - hook for connector->atomic_get_property.
48  * @connector: Connector to get the property for.
49  * @state: Connector state to retrieve the property from.
50  * @property: Property to retrieve.
51  * @val: Return value for the property.
53  * Returns the atomic property value for a digital connector.
55 int intel_digital_connector_atomic_get_property(struct drm_connector *connector,  in intel_digital_connector_atomic_get_property()
57 						struct drm_property *property,  in intel_digital_connector_atomic_get_property()  argument
60 	struct drm_device *dev = connector->dev;  in intel_digital_connector_atomic_get_property()
65 	if (property == dev_priv->display.properties.force_audio)  in intel_digital_connector_atomic_get_property()
66 		*val = intel_conn_state->force_audio;  in intel_digital_connector_atomic_get_property()
67 	else if (property == dev_priv->display.properties.broadcast_rgb)  in intel_digital_connector_atomic_get_property()
68 		*val = intel_conn_state->broadcast_rgb;  in intel_digital_connector_atomic_get_property()
70 		drm_dbg_atomic(&dev_priv->drm,  in intel_digital_connector_atomic_get_property()
71 			       "Unknown property [PROP:%d:%s]\n",  in intel_digital_connector_atomic_get_property()
72 			       property->base.id, property->name);  in intel_digital_connector_atomic_get_property()
73 		return -EINVAL;  in intel_digital_connector_atomic_get_property()
80  * intel_digital_connector_atomic_set_property - hook for connector->atomic_set_property.
81  * @connector: Connector to set the property for.
82  * @state: Connector state to set the property on.
83  * @property: Property to set.
84  * @val: New value for the property.
86  * Sets the atomic property value for a digital connector.
88 int intel_digital_connector_atomic_set_property(struct drm_connector *connector,  in intel_digital_connector_atomic_set_property()
90 						struct drm_property *property,  in intel_digital_connector_atomic_set_property()  argument
93 	struct drm_device *dev = connector->dev;  in intel_digital_connector_atomic_set_property()
98 	if (property == dev_priv->display.properties.force_audio) {  in intel_digital_connector_atomic_set_property()
99 		intel_conn_state->force_audio = val;  in intel_digital_connector_atomic_set_property()
103 	if (property == dev_priv->display.properties.broadcast_rgb) {  in intel_digital_connector_atomic_set_property()
104 		intel_conn_state->broadcast_rgb = val;  in intel_digital_connector_atomic_set_property()
108 	drm_dbg_atomic(&dev_priv->drm, "Unknown property [PROP:%d:%s]\n",  in intel_digital_connector_atomic_set_property()
109 		       property->base.id, property->name);  in intel_digital_connector_atomic_set_property()
110 	return -EINVAL;  in intel_digital_connector_atomic_set_property()
113 int intel_digital_connector_atomic_check(struct drm_connector *conn,  in intel_digital_connector_atomic_check()
128 	if (!new_state->crtc)  in intel_digital_connector_atomic_check()
131 	crtc_state = drm_atomic_get_new_crtc_state(state, new_state->crtc);  in intel_digital_connector_atomic_check()
137 	if (new_conn_state->force_audio != old_conn_state->force_audio ||  in intel_digital_connector_atomic_check()
138 	    new_conn_state->broadcast_rgb != old_conn_state->broadcast_rgb ||  in intel_digital_connector_atomic_check()
139 	    new_conn_state->base.colorspace != old_conn_state->base.colorspace ||  in intel_digital_connector_atomic_check()
140 	    new_conn_state->base.picture_aspect_ratio != old_conn_state->base.picture_aspect_ratio ||  in intel_digital_connector_atomic_check()
141 	    new_conn_state->base.content_type != old_conn_state->base.content_type ||  in intel_digital_connector_atomic_check()
142 	    new_conn_state->base.scaling_mode != old_conn_state->base.scaling_mode ||  in intel_digital_connector_atomic_check()
143 	    new_conn_state->base.privacy_screen_sw_state != old_conn_state->base.privacy_screen_sw_state ||  in intel_digital_connector_atomic_check()
145 		crtc_state->mode_changed = true;  in intel_digital_connector_atomic_check()
151  * intel_digital_connector_duplicate_state - duplicate connector state
164 	state = kmemdup(connector->state, sizeof(*state), GFP_KERNEL);  in intel_digital_connector_duplicate_state()
168 	__drm_atomic_helper_connector_duplicate_state(connector, &state->base);  in intel_digital_connector_duplicate_state()
169 	return &state->base;  in intel_digital_connector_duplicate_state()
173  * intel_connector_needs_modeset - check if connector needs a modeset
183 	old_conn_state = drm_atomic_get_old_connector_state(&state->base, connector);  in intel_connector_needs_modeset()
184 	new_conn_state = drm_atomic_get_new_connector_state(&state->base, connector);  in intel_connector_needs_modeset()
186 	return old_conn_state->crtc != new_conn_state->crtc ||  in intel_connector_needs_modeset()
187 	       (new_conn_state->crtc &&  in intel_connector_needs_modeset()
188 		drm_atomic_crtc_needs_modeset(drm_atomic_get_new_crtc_state(&state->base,  in intel_connector_needs_modeset()
189 									    new_conn_state->crtc)));  in intel_connector_needs_modeset()
193  * intel_any_crtc_needs_modeset - check if any CRTC needs a modeset
202 	int i;  in intel_any_crtc_needs_modeset()
218 	conn_state = drm_atomic_get_connector_state(&state->base,  in intel_atomic_get_digital_connector_state()
219 						    &connector->base);  in intel_atomic_get_digital_connector_state()
227  * intel_crtc_duplicate_state - duplicate crtc state
231  * Intel-specific) for the specified crtc.
238 	const struct intel_crtc_state *old_crtc_state = to_intel_crtc_state(crtc->state);  in intel_crtc_duplicate_state()
245 	__drm_atomic_helper_crtc_duplicate_state(crtc, &crtc_state->uapi);  in intel_crtc_duplicate_state()
248 	if (crtc_state->hw.degamma_lut)  in intel_crtc_duplicate_state()
249 		drm_property_blob_get(crtc_state->hw.degamma_lut);  in intel_crtc_duplicate_state()
250 	if (crtc_state->hw.ctm)  in intel_crtc_duplicate_state()
251 		drm_property_blob_get(crtc_state->hw.ctm);  in intel_crtc_duplicate_state()
252 	if (crtc_state->hw.gamma_lut)  in intel_crtc_duplicate_state()
253 		drm_property_blob_get(crtc_state->hw.gamma_lut);  in intel_crtc_duplicate_state()
255 	crtc_state->update_pipe = false;  in intel_crtc_duplicate_state()
256 	crtc_state->disable_lp_wm = false;  in intel_crtc_duplicate_state()
257 	crtc_state->disable_cxsr = false;  in intel_crtc_duplicate_state()
258 	crtc_state->update_wm_pre = false;  in intel_crtc_duplicate_state()
259 	crtc_state->update_wm_post = false;  in intel_crtc_duplicate_state()
260 	crtc_state->fifo_changed = false;  in intel_crtc_duplicate_state()
261 	crtc_state->preload_luts = false;  in intel_crtc_duplicate_state()
262 	crtc_state->inherited = false;  in intel_crtc_duplicate_state()
263 	crtc_state->wm.need_postvbl_update = false;  in intel_crtc_duplicate_state()
264 	crtc_state->do_async_flip = false;  in intel_crtc_duplicate_state()
265 	crtc_state->fb_bits = 0;  in intel_crtc_duplicate_state()
266 	crtc_state->update_planes = 0;  in intel_crtc_duplicate_state()
267 	crtc_state->dsb = NULL;  in intel_crtc_duplicate_state()
269 	return &crtc_state->uapi;  in intel_crtc_duplicate_state()
274 	drm_property_blob_put(crtc_state->hw.degamma_lut);  in intel_crtc_put_color_blobs()
275 	drm_property_blob_put(crtc_state->hw.gamma_lut);  in intel_crtc_put_color_blobs()
276 	drm_property_blob_put(crtc_state->hw.ctm);  in intel_crtc_put_color_blobs()
285  * intel_crtc_destroy_state - destroy crtc state
289  * Destroys the crtc state (both common and Intel-specific) for the
298 	drm_WARN_ON(crtc->dev, crtc_state->dsb);  in intel_crtc_destroy_state()
300 	__drm_atomic_helper_crtc_destroy_state(&crtc_state->uapi);  in intel_crtc_destroy_state()
306 				      int num_scalers_need, struct intel_crtc *intel_crtc,  in intel_atomic_setup_scaler()
307 				      const char *name, int idx,  in intel_atomic_setup_scaler()
309 				      int *scaler_id)  in intel_atomic_setup_scaler()
311 	struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);  in intel_atomic_setup_scaler()
312 	int j;  in intel_atomic_setup_scaler()
317 		for (j = 0; j < intel_crtc->num_scalers; j++) {  in intel_atomic_setup_scaler()
318 			if (scaler_state->scalers[j].in_use)  in intel_atomic_setup_scaler()
322 			scaler_state->scalers[*scaler_id].in_use = 1;  in intel_atomic_setup_scaler()
327 	if (drm_WARN(&dev_priv->drm, *scaler_id < 0,  in intel_atomic_setup_scaler()
332 	if (plane_state && plane_state->hw.fb &&  in intel_atomic_setup_scaler()
333 	    plane_state->hw.fb->format->is_yuv &&  in intel_atomic_setup_scaler()
334 	    plane_state->hw.fb->format->num_planes > 1) {  in intel_atomic_setup_scaler()
335 		struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);  in intel_atomic_setup_scaler()
338 		} else if (icl_is_hdr_plane(dev_priv, plane->id)) {  in intel_atomic_setup_scaler()
347 				plane_state->planar_linked_plane;  in intel_atomic_setup_scaler()
352 				mode |= PS_PLANE_Y_SEL(linked->id);  in intel_atomic_setup_scaler()
356 	} else if (num_scalers_need == 1 && intel_crtc->num_scalers > 1) {  in intel_atomic_setup_scaler()
362 		scaler_state->scalers[*scaler_id].in_use = 0;  in intel_atomic_setup_scaler()
364 		scaler_state->scalers[0].in_use = 1;  in intel_atomic_setup_scaler()
370 	drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n",  in intel_atomic_setup_scaler()
371 		    intel_crtc->pipe, *scaler_id, name, idx);  in intel_atomic_setup_scaler()
372 	scaler_state->scalers[*scaler_id].mode = mode;  in intel_atomic_setup_scaler()
376  * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests
389  *         0 - scalers were setup succesfully
390  *         error code - otherwise
392 int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,  in intel_atomic_setup_scalers()
400 		&crtc_state->scaler_state;  in intel_atomic_setup_scalers()
401 	struct drm_atomic_state *drm_state = crtc_state->uapi.state;  in intel_atomic_setup_scalers()
403 	int num_scalers_need;  in intel_atomic_setup_scalers()
404 	int i;  in intel_atomic_setup_scalers()
406 	num_scalers_need = hweight32(scaler_state->scaler_users);  in intel_atomic_setup_scalers()
410 	 * - staged scaler requests are already in scaler_state->scaler_users  in intel_atomic_setup_scalers()
411 	 * - check whether staged scaling requests can be supported  in intel_atomic_setup_scalers()
412 	 * - add planes using scalers that aren't in current transaction  in intel_atomic_setup_scalers()
413 	 * - assign scalers to requested users  in intel_atomic_setup_scalers()
414 	 * - as part of plane commit, scalers will be committed  in intel_atomic_setup_scalers()
416 	 * - as part of crtc_commit, scaler will be either attached or detached  in intel_atomic_setup_scalers()
421 	if (num_scalers_need > intel_crtc->num_scalers){  in intel_atomic_setup_scalers()
422 		drm_dbg_kms(&dev_priv->drm,  in intel_atomic_setup_scalers()
424 			    num_scalers_need, intel_crtc->num_scalers);  in intel_atomic_setup_scalers()
425 		return -EINVAL;  in intel_atomic_setup_scalers()
429 	for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) {  in intel_atomic_setup_scalers()
430 		int *scaler_id;  in intel_atomic_setup_scalers()
432 		int idx;  in intel_atomic_setup_scalers()
435 		if (!(scaler_state->scaler_users & (1 << i)))  in intel_atomic_setup_scalers()
440 			idx = intel_crtc->base.base.id;  in intel_atomic_setup_scalers()
443 			scaler_id = &scaler_state->scaler_id;  in intel_atomic_setup_scalers()
449 			plane = drm_state->planes[i].ptr;  in intel_atomic_setup_scalers()
466 				plane = drm_plane_from_index(&dev_priv->drm, i);  in intel_atomic_setup_scalers()
469 					drm_dbg_kms(&dev_priv->drm,  in intel_atomic_setup_scalers()
471 						    plane->base.id);  in intel_atomic_setup_scalers()
477 			idx = plane->base.id;  in intel_atomic_setup_scalers()
480 			if (drm_WARN_ON(&dev_priv->drm,  in intel_atomic_setup_scalers()
481 					intel_plane->pipe != intel_crtc->pipe))  in intel_atomic_setup_scalers()
486 			scaler_id = &plane_state->scaler_id;  in intel_atomic_setup_scalers()
502 	if (!state || drm_atomic_state_init(dev, &state->base) < 0) {  in intel_atomic_state_alloc()
507 	return &state->base;  in intel_atomic_state_alloc()
514 	drm_atomic_state_default_release(&state->base);  in intel_atomic_state_free()
515 	kfree(state->global_objs);  in intel_atomic_state_free()
517 	i915_sw_fence_fini(&state->commit_ready);  in intel_atomic_state_free()
526 	drm_atomic_state_default_clear(&state->base);  in intel_atomic_state_clear()
529 	state->dpll_set = state->modeset = false;  in intel_atomic_state_clear()
537 	crtc_state = drm_atomic_get_crtc_state(state, &crtc->base);  in intel_atomic_get_crtc_state()