29  * See intel_atomic_plane.c for the plane-specific atomic functionality.
46  * intel_digital_connector_atomic_get_property - hook for connector->atomic_get_property.
47  * @connector: Connector to get the property for.
48  * @state: Connector state to retrieve the property from.
49  * @property: Property to retrieve.
50  * @val: Return value for the property.
52  * Returns the atomic property value for a digital connector.
54 int intel_digital_connector_atomic_get_property(struct drm_connector *connector,  in intel_digital_connector_atomic_get_property()
56 						struct drm_property *property,  in intel_digital_connector_atomic_get_property()  argument
59 	struct drm_device *dev = connector->dev;  in intel_digital_connector_atomic_get_property()
64 	if (property == dev_priv->force_audio_property)  in intel_digital_connector_atomic_get_property()
65 		*val = intel_conn_state->force_audio;  in intel_digital_connector_atomic_get_property()
66 	else if (property == dev_priv->broadcast_rgb_property)  in intel_digital_connector_atomic_get_property()
67 		*val = intel_conn_state->broadcast_rgb;  in intel_digital_connector_atomic_get_property()
69 		drm_dbg_atomic(&dev_priv->drm,  in intel_digital_connector_atomic_get_property()
70 			       "Unknown property [PROP:%d:%s]\n",  in intel_digital_connector_atomic_get_property()
71 			       property->base.id, property->name);  in intel_digital_connector_atomic_get_property()
72 		return -EINVAL;  in intel_digital_connector_atomic_get_property()
79  * intel_digital_connector_atomic_set_property - hook for connector->atomic_set_property.
80  * @connector: Connector to set the property for.
81  * @state: Connector state to set the property on.
82  * @property: Property to set.
83  * @val: New value for the property.
85  * Sets the atomic property value for a digital connector.
87 int intel_digital_connector_atomic_set_property(struct drm_connector *connector,  in intel_digital_connector_atomic_set_property()
89 						struct drm_property *property,  in intel_digital_connector_atomic_set_property()  argument
92 	struct drm_device *dev = connector->dev;  in intel_digital_connector_atomic_set_property()
97 	if (property == dev_priv->force_audio_property) {  in intel_digital_connector_atomic_set_property()
98 		intel_conn_state->force_audio = val;  in intel_digital_connector_atomic_set_property()
102 	if (property == dev_priv->broadcast_rgb_property) {  in intel_digital_connector_atomic_set_property()
103 		intel_conn_state->broadcast_rgb = val;  in intel_digital_connector_atomic_set_property()
107 	drm_dbg_atomic(&dev_priv->drm, "Unknown property [PROP:%d:%s]\n",  in intel_digital_connector_atomic_set_property()
108 		       property->base.id, property->name);  in intel_digital_connector_atomic_set_property()
109 	return -EINVAL;  in intel_digital_connector_atomic_set_property()
112 int intel_digital_connector_atomic_check(struct drm_connector *conn,  in intel_digital_connector_atomic_check()
127 	if (!new_state->crtc)  in intel_digital_connector_atomic_check()
130 	crtc_state = drm_atomic_get_new_crtc_state(state, new_state->crtc);  in intel_digital_connector_atomic_check()
136 	if (new_conn_state->force_audio != old_conn_state->force_audio ||  in intel_digital_connector_atomic_check()
137 	    new_conn_state->broadcast_rgb != old_conn_state->broadcast_rgb ||  in intel_digital_connector_atomic_check()
138 	    new_conn_state->base.colorspace != old_conn_state->base.colorspace ||  in intel_digital_connector_atomic_check()
139 	    new_conn_state->base.picture_aspect_ratio != old_conn_state->base.picture_aspect_ratio ||  in intel_digital_connector_atomic_check()
140 	    new_conn_state->base.content_type != old_conn_state->base.content_type ||  in intel_digital_connector_atomic_check()
141 	    new_conn_state->base.scaling_mode != old_conn_state->base.scaling_mode ||  in intel_digital_connector_atomic_check()
143 		crtc_state->mode_changed = true;  in intel_digital_connector_atomic_check()
149  * intel_digital_connector_duplicate_state - duplicate connector state
162 	state = kmemdup(connector->state, sizeof(*state), GFP_KERNEL);  in intel_digital_connector_duplicate_state()
166 	__drm_atomic_helper_connector_duplicate_state(connector, &state->base);  in intel_digital_connector_duplicate_state()
167 	return &state->base;  in intel_digital_connector_duplicate_state()
171  * intel_connector_needs_modeset - check if connector needs a modeset
181 	old_conn_state = drm_atomic_get_old_connector_state(&state->base, connector);  in intel_connector_needs_modeset()
182 	new_conn_state = drm_atomic_get_new_connector_state(&state->base, connector);  in intel_connector_needs_modeset()
184 	return old_conn_state->crtc != new_conn_state->crtc ||  in intel_connector_needs_modeset()
185 	       (new_conn_state->crtc &&  in intel_connector_needs_modeset()
186 		drm_atomic_crtc_needs_modeset(drm_atomic_get_new_crtc_state(&state->base,  in intel_connector_needs_modeset()
187 									    new_conn_state->crtc)));  in intel_connector_needs_modeset()
191  * intel_any_crtc_needs_modeset - check if any CRTC needs a modeset
200 	int i;  in intel_any_crtc_needs_modeset()
216 	conn_state = drm_atomic_get_connector_state(&state->base,  in intel_atomic_get_digital_connector_state()
217 						    &connector->base);  in intel_atomic_get_digital_connector_state()
225  * intel_crtc_duplicate_state - duplicate crtc state
229  * Intel-specific) for the specified crtc.
236 	const struct intel_crtc_state *old_crtc_state = to_intel_crtc_state(crtc->state);  in intel_crtc_duplicate_state()
243 	__drm_atomic_helper_crtc_duplicate_state(crtc, &crtc_state->uapi);  in intel_crtc_duplicate_state()
246 	if (crtc_state->hw.degamma_lut)  in intel_crtc_duplicate_state()
247 		drm_property_blob_get(crtc_state->hw.degamma_lut);  in intel_crtc_duplicate_state()
248 	if (crtc_state->hw.ctm)  in intel_crtc_duplicate_state()
249 		drm_property_blob_get(crtc_state->hw.ctm);  in intel_crtc_duplicate_state()
250 	if (crtc_state->hw.gamma_lut)  in intel_crtc_duplicate_state()
251 		drm_property_blob_get(crtc_state->hw.gamma_lut);  in intel_crtc_duplicate_state()
253 	crtc_state->update_pipe = false;  in intel_crtc_duplicate_state()
254 	crtc_state->disable_lp_wm = false;  in intel_crtc_duplicate_state()
255 	crtc_state->disable_cxsr = false;  in intel_crtc_duplicate_state()
256 	crtc_state->update_wm_pre = false;  in intel_crtc_duplicate_state()
257 	crtc_state->update_wm_post = false;  in intel_crtc_duplicate_state()
258 	crtc_state->fifo_changed = false;  in intel_crtc_duplicate_state()
259 	crtc_state->preload_luts = false;  in intel_crtc_duplicate_state()
260 	crtc_state->inherited = false;  in intel_crtc_duplicate_state()
261 	crtc_state->wm.need_postvbl_update = false;  in intel_crtc_duplicate_state()
262 	crtc_state->fb_bits = 0;  in intel_crtc_duplicate_state()
263 	crtc_state->update_planes = 0;  in intel_crtc_duplicate_state()
264 	crtc_state->dsb = NULL;  in intel_crtc_duplicate_state()
266 	return &crtc_state->uapi;  in intel_crtc_duplicate_state()
271 	drm_property_blob_put(crtc_state->hw.degamma_lut);  in intel_crtc_put_color_blobs()
272 	drm_property_blob_put(crtc_state->hw.gamma_lut);  in intel_crtc_put_color_blobs()
273 	drm_property_blob_put(crtc_state->hw.ctm);  in intel_crtc_put_color_blobs()
284 	drm_property_replace_blob(&crtc_state->hw.degamma_lut,  in intel_crtc_copy_color_blobs()
285 				  from_crtc_state->uapi.degamma_lut);  in intel_crtc_copy_color_blobs()
286 	drm_property_replace_blob(&crtc_state->hw.gamma_lut,  in intel_crtc_copy_color_blobs()
287 				  from_crtc_state->uapi.gamma_lut);  in intel_crtc_copy_color_blobs()
288 	drm_property_replace_blob(&crtc_state->hw.ctm,  in intel_crtc_copy_color_blobs()
289 				  from_crtc_state->uapi.ctm);  in intel_crtc_copy_color_blobs()
293  * intel_crtc_destroy_state - destroy crtc state
297  * Destroys the crtc state (both common and Intel-specific) for the
306 	drm_WARN_ON(crtc->dev, crtc_state->dsb);  in intel_crtc_destroy_state()
308 	__drm_atomic_helper_crtc_destroy_state(&crtc_state->uapi);  in intel_crtc_destroy_state()
314 				      int num_scalers_need, struct intel_crtc *intel_crtc,  in intel_atomic_setup_scaler()
315 				      const char *name, int idx,  in intel_atomic_setup_scaler()
317 				      int *scaler_id)  in intel_atomic_setup_scaler()
319 	struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);  in intel_atomic_setup_scaler()
320 	int j;  in intel_atomic_setup_scaler()
325 		for (j = 0; j < intel_crtc->num_scalers; j++) {  in intel_atomic_setup_scaler()
326 			if (scaler_state->scalers[j].in_use)  in intel_atomic_setup_scaler()
330 			scaler_state->scalers[*scaler_id].in_use = 1;  in intel_atomic_setup_scaler()
335 	if (drm_WARN(&dev_priv->drm, *scaler_id < 0,  in intel_atomic_setup_scaler()
340 	if (plane_state && plane_state->hw.fb &&  in intel_atomic_setup_scaler()
341 	    plane_state->hw.fb->format->is_yuv &&  in intel_atomic_setup_scaler()
342 	    plane_state->hw.fb->format->num_planes > 1) {  in intel_atomic_setup_scaler()
343 		struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);  in intel_atomic_setup_scaler()
346 		} else if (icl_is_hdr_plane(dev_priv, plane->id)) {  in intel_atomic_setup_scaler()
355 				plane_state->planar_linked_plane;  in intel_atomic_setup_scaler()
360 				mode |= PS_PLANE_Y_SEL(linked->id);  in intel_atomic_setup_scaler()
364 	} else if (num_scalers_need == 1 && intel_crtc->num_scalers > 1) {  in intel_atomic_setup_scaler()
370 		scaler_state->scalers[*scaler_id].in_use = 0;  in intel_atomic_setup_scaler()
372 		scaler_state->scalers[0].in_use = 1;  in intel_atomic_setup_scaler()
378 	drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n",  in intel_atomic_setup_scaler()
379 		    intel_crtc->pipe, *scaler_id, name, idx);  in intel_atomic_setup_scaler()
380 	scaler_state->scalers[*scaler_id].mode = mode;  in intel_atomic_setup_scaler()
384  * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests
397  *         0 - scalers were setup succesfully
398  *         error code - otherwise
400 int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,  in intel_atomic_setup_scalers()
408 		&crtc_state->scaler_state;  in intel_atomic_setup_scalers()
409 	struct drm_atomic_state *drm_state = crtc_state->uapi.state;  in intel_atomic_setup_scalers()
411 	int num_scalers_need;  in intel_atomic_setup_scalers()
412 	int i;  in intel_atomic_setup_scalers()
414 	num_scalers_need = hweight32(scaler_state->scaler_users);  in intel_atomic_setup_scalers()
418 	 * - staged scaler requests are already in scaler_state->scaler_users  in intel_atomic_setup_scalers()
419 	 * - check whether staged scaling requests can be supported  in intel_atomic_setup_scalers()
420 	 * - add planes using scalers that aren't in current transaction  in intel_atomic_setup_scalers()
421 	 * - assign scalers to requested users  in intel_atomic_setup_scalers()
422 	 * - as part of plane commit, scalers will be committed  in intel_atomic_setup_scalers()
424 	 * - as part of crtc_commit, scaler will be either attached or detached  in intel_atomic_setup_scalers()
429 	if (num_scalers_need > intel_crtc->num_scalers){  in intel_atomic_setup_scalers()
430 		drm_dbg_kms(&dev_priv->drm,  in intel_atomic_setup_scalers()
432 			    num_scalers_need, intel_crtc->num_scalers);  in intel_atomic_setup_scalers()
433 		return -EINVAL;  in intel_atomic_setup_scalers()
437 	for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) {  in intel_atomic_setup_scalers()
438 		int *scaler_id;  in intel_atomic_setup_scalers()
440 		int idx;  in intel_atomic_setup_scalers()
443 		if (!(scaler_state->scaler_users & (1 << i)))  in intel_atomic_setup_scalers()
448 			idx = intel_crtc->base.base.id;  in intel_atomic_setup_scalers()
451 			scaler_id = &scaler_state->scaler_id;  in intel_atomic_setup_scalers()
457 			plane = drm_state->planes[i].ptr;  in intel_atomic_setup_scalers()
474 				plane = drm_plane_from_index(&dev_priv->drm, i);  in intel_atomic_setup_scalers()
477 					drm_dbg_kms(&dev_priv->drm,  in intel_atomic_setup_scalers()
479 						    plane->base.id);  in intel_atomic_setup_scalers()
485 			idx = plane->base.id;  in intel_atomic_setup_scalers()
488 			if (drm_WARN_ON(&dev_priv->drm,  in intel_atomic_setup_scalers()
489 					intel_plane->pipe != intel_crtc->pipe))  in intel_atomic_setup_scalers()
494 			scaler_id = &plane_state->scaler_id;  in intel_atomic_setup_scalers()
510 	if (!state || drm_atomic_state_init(dev, &state->base) < 0) {  in intel_atomic_state_alloc()
515 	return &state->base;  in intel_atomic_state_alloc()
522 	drm_atomic_state_default_release(&state->base);  in intel_atomic_state_free()
523 	kfree(state->global_objs);  in intel_atomic_state_free()
525 	i915_sw_fence_fini(&state->commit_ready);  in intel_atomic_state_free()
534 	drm_atomic_state_default_clear(&state->base);  in intel_atomic_state_clear()
537 	state->dpll_set = state->modeset = false;  in intel_atomic_state_clear()
545 	crtc_state = drm_atomic_get_crtc_state(state, &crtc->base);  in intel_atomic_get_crtc_state()