Lines Matching full:crtc
6 * DRM core CRTC related functions
58 * A CRTC represents the overall display pipeline. It receives pixel data from
60 * to the CRTC, specifying display timings. On the output side the data is fed
64 * To create a CRTC, a KMS drivers allocates and zeroes an instances of
68 * The CRTC is also the entry point for legacy modeset operations, see
77 * drm_crtc_from_index - find the registered CRTC at an index
79 * @idx: index of registered CRTC to find for
81 * Given a CRTC index, return the registered CRTC from DRM device's
89 struct drm_crtc *crtc; in drm_crtc_from_index() local
91 drm_for_each_crtc(crtc, dev) in drm_crtc_from_index()
92 if (idx == crtc->index) in drm_crtc_from_index()
93 return crtc; in drm_crtc_from_index()
99 int drm_crtc_force_disable(struct drm_crtc *crtc) in drm_crtc_force_disable() argument
102 .crtc = crtc, in drm_crtc_force_disable()
105 WARN_ON(drm_drv_uses_atomic_modeset(crtc->dev)); in drm_crtc_force_disable()
124 struct drm_crtc *crtc; in drm_crtc_register_all() local
127 drm_for_each_crtc(crtc, dev) { in drm_crtc_register_all()
128 drm_debugfs_crtc_add(crtc); in drm_crtc_register_all()
130 if (crtc->funcs->late_register) in drm_crtc_register_all()
131 ret = crtc->funcs->late_register(crtc); in drm_crtc_register_all()
141 struct drm_crtc *crtc; in drm_crtc_unregister_all() local
143 drm_for_each_crtc(crtc, dev) { in drm_crtc_unregister_all()
144 if (crtc->funcs->early_unregister) in drm_crtc_unregister_all()
145 crtc->funcs->early_unregister(crtc); in drm_crtc_unregister_all()
146 drm_debugfs_crtc_remove(crtc); in drm_crtc_unregister_all()
150 static int drm_crtc_crc_init(struct drm_crtc *crtc) in drm_crtc_crc_init() argument
153 spin_lock_init(&crtc->crc.lock); in drm_crtc_crc_init()
154 init_waitqueue_head(&crtc->crc.wq); in drm_crtc_crc_init()
155 crtc->crc.source = kstrdup("auto", GFP_KERNEL); in drm_crtc_crc_init()
156 if (!crtc->crc.source) in drm_crtc_crc_init()
162 static void drm_crtc_crc_fini(struct drm_crtc *crtc) in drm_crtc_crc_fini() argument
165 kfree(crtc->crc.source); in drm_crtc_crc_fini()
179 struct drm_crtc *crtc = fence_to_crtc(fence); in drm_crtc_fence_get_driver_name() local
181 return crtc->dev->driver->name; in drm_crtc_fence_get_driver_name()
186 struct drm_crtc *crtc = fence_to_crtc(fence); in drm_crtc_fence_get_timeline_name() local
188 return crtc->timeline_name; in drm_crtc_fence_get_timeline_name()
196 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc) in drm_crtc_create_fence() argument
204 dma_fence_init(fence, &drm_crtc_fence_ops, &crtc->fence_lock, in drm_crtc_create_fence()
205 crtc->fence_context, ++crtc->fence_seqno); in drm_crtc_create_fence()
211 * DOC: standard CRTC properties
216 * Atomic property for setting the power state of the CRTC. When set to 1
217 * the CRTC will actively display content. When set to 0 the CRTC will be
218 * powered off. There is no expectation that user-space will reset CRTC
230 * Atomic property for setting the CRTC display timings. The value is the
231 * ID of a blob containing the DRM mode info. To disable the CRTC,
234 * Setting MODE_ID to 0 will release reserved resources for the CRTC.
236 * Atomic property for setting the scaling filter for CRTC scaler
247 static int __drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, in __drm_crtc_init_with_planes() argument
259 /* crtc index is used with 32bit bitmasks */ in __drm_crtc_init_with_planes()
267 crtc->dev = dev; in __drm_crtc_init_with_planes()
268 crtc->funcs = funcs; in __drm_crtc_init_with_planes()
270 INIT_LIST_HEAD(&crtc->commit_list); in __drm_crtc_init_with_planes()
271 spin_lock_init(&crtc->commit_lock); in __drm_crtc_init_with_planes()
273 drm_modeset_lock_init(&crtc->mutex); in __drm_crtc_init_with_planes()
274 ret = drm_mode_object_add(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); in __drm_crtc_init_with_planes()
279 crtc->name = kvasprintf(GFP_KERNEL, name, ap); in __drm_crtc_init_with_planes()
281 crtc->name = kasprintf(GFP_KERNEL, "crtc-%d", in __drm_crtc_init_with_planes()
284 if (!crtc->name) { in __drm_crtc_init_with_planes()
285 drm_mode_object_unregister(dev, &crtc->base); in __drm_crtc_init_with_planes()
289 crtc->fence_context = dma_fence_context_alloc(1); in __drm_crtc_init_with_planes()
290 spin_lock_init(&crtc->fence_lock); in __drm_crtc_init_with_planes()
291 snprintf(crtc->timeline_name, sizeof(crtc->timeline_name), in __drm_crtc_init_with_planes()
292 "CRTC:%d-%s", crtc->base.id, crtc->name); in __drm_crtc_init_with_planes()
294 crtc->base.properties = &crtc->properties; in __drm_crtc_init_with_planes()
296 list_add_tail(&crtc->head, &config->crtc_list); in __drm_crtc_init_with_planes()
297 crtc->index = config->num_crtc++; in __drm_crtc_init_with_planes()
299 crtc->primary = primary; in __drm_crtc_init_with_planes()
300 crtc->cursor = cursor; in __drm_crtc_init_with_planes()
302 primary->possible_crtcs = drm_crtc_mask(crtc); in __drm_crtc_init_with_planes()
304 cursor->possible_crtcs = drm_crtc_mask(crtc); in __drm_crtc_init_with_planes()
306 ret = drm_crtc_crc_init(crtc); in __drm_crtc_init_with_planes()
308 drm_mode_object_unregister(dev, &crtc->base); in __drm_crtc_init_with_planes()
313 drm_object_attach_property(&crtc->base, config->prop_active, 0); in __drm_crtc_init_with_planes()
314 drm_object_attach_property(&crtc->base, config->prop_mode_id, 0); in __drm_crtc_init_with_planes()
315 drm_object_attach_property(&crtc->base, in __drm_crtc_init_with_planes()
317 drm_object_attach_property(&crtc->base, in __drm_crtc_init_with_planes()
325 * drm_crtc_init_with_planes - Initialise a new CRTC object with
328 * @crtc: CRTC object to init
329 * @primary: Primary plane for CRTC
330 * @cursor: Cursor plane for CRTC
331 * @funcs: callbacks for the new CRTC
332 * @name: printf style format string for the CRTC name, or NULL for default name
334 * Inits a new object created as base part of a driver crtc object. Drivers
340 * the crtc structure. The crtc structure should not be allocated with
354 int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, in drm_crtc_init_with_planes() argument
366 ret = __drm_crtc_init_with_planes(dev, crtc, primary, cursor, funcs, in drm_crtc_init_with_planes()
377 struct drm_crtc *crtc = ptr; in drmm_crtc_init_with_planes_cleanup() local
379 drm_crtc_cleanup(crtc); in drmm_crtc_init_with_planes_cleanup()
384 struct drm_crtc *crtc, in __drmm_crtc_init_with_planes() argument
395 ret = __drm_crtc_init_with_planes(dev, crtc, primary, cursor, funcs, in __drmm_crtc_init_with_planes()
401 crtc); in __drmm_crtc_init_with_planes()
409 * drmm_crtc_init_with_planes - Initialise a new CRTC object with
412 * @crtc: CRTC object to init
413 * @primary: Primary plane for CRTC
414 * @cursor: Cursor plane for CRTC
415 * @funcs: callbacks for the new CRTC
416 * @name: printf style format string for the CRTC name, or NULL for default name
418 * Inits a new object created as base part of a driver crtc object. Drivers
425 * drmm_crtc_cleanup() with drmm_add_action(). The crtc structure should
436 int drmm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, in drmm_crtc_init_with_planes() argument
446 ret = __drmm_crtc_init_with_planes(dev, crtc, primary, cursor, funcs, in drmm_crtc_init_with_planes()
464 struct drm_crtc *crtc; in __drmm_crtc_alloc_with_planes() local
475 crtc = container + offset; in __drmm_crtc_alloc_with_planes()
478 ret = __drmm_crtc_init_with_planes(dev, crtc, primary, cursor, funcs, in __drmm_crtc_alloc_with_planes()
489 * drm_crtc_cleanup - Clean up the core crtc usage
490 * @crtc: CRTC to cleanup
492 * This function cleans up @crtc and removes it from the DRM mode setting
493 * core. Note that the function does *not* free the crtc structure itself,
496 void drm_crtc_cleanup(struct drm_crtc *crtc) in drm_crtc_cleanup() argument
498 struct drm_device *dev = crtc->dev; in drm_crtc_cleanup()
505 drm_crtc_crc_fini(crtc); in drm_crtc_cleanup()
507 kfree(crtc->gamma_store); in drm_crtc_cleanup()
508 crtc->gamma_store = NULL; in drm_crtc_cleanup()
510 drm_modeset_lock_fini(&crtc->mutex); in drm_crtc_cleanup()
512 drm_mode_object_unregister(dev, &crtc->base); in drm_crtc_cleanup()
513 list_del(&crtc->head); in drm_crtc_cleanup()
516 WARN_ON(crtc->state && !crtc->funcs->atomic_destroy_state); in drm_crtc_cleanup()
517 if (crtc->state && crtc->funcs->atomic_destroy_state) in drm_crtc_cleanup()
518 crtc->funcs->atomic_destroy_state(crtc, crtc->state); in drm_crtc_cleanup()
520 kfree(crtc->name); in drm_crtc_cleanup()
522 memset(crtc, 0, sizeof(*crtc)); in drm_crtc_cleanup()
527 * drm_mode_getcrtc - get CRTC configuration
532 * Construct a CRTC configuration structure to return to the user.
543 struct drm_crtc *crtc; in drm_mode_getcrtc() local
549 crtc = drm_crtc_find(dev, file_priv, crtc_resp->crtc_id); in drm_mode_getcrtc()
550 if (!crtc) in drm_mode_getcrtc()
553 plane = crtc->primary; in drm_mode_getcrtc()
555 crtc_resp->gamma_size = crtc->gamma_size; in drm_mode_getcrtc()
571 drm_modeset_lock(&crtc->mutex, NULL); in drm_mode_getcrtc()
572 if (crtc->state) { in drm_mode_getcrtc()
573 if (crtc->state->enable) { in drm_mode_getcrtc()
574 drm_mode_convert_to_umode(&crtc_resp->mode, &crtc->state->mode); in drm_mode_getcrtc()
580 crtc_resp->x = crtc->x; in drm_mode_getcrtc()
581 crtc_resp->y = crtc->y; in drm_mode_getcrtc()
583 if (crtc->enabled) { in drm_mode_getcrtc()
584 drm_mode_convert_to_umode(&crtc_resp->mode, &crtc->mode); in drm_mode_getcrtc()
593 drm_modeset_unlock(&crtc->mutex); in drm_mode_getcrtc()
601 struct drm_crtc *crtc = set->crtc; in __drm_mode_set_config_internal() local
606 WARN_ON(drm_drv_uses_atomic_modeset(crtc->dev)); in __drm_mode_set_config_internal()
613 drm_for_each_crtc(tmp, crtc->dev) { in __drm_mode_set_config_internal()
621 ret = crtc->funcs->set_config(set, ctx); in __drm_mode_set_config_internal()
623 struct drm_plane *plane = crtc->primary; in __drm_mode_set_config_internal()
625 plane->crtc = fb ? crtc : NULL; in __drm_mode_set_config_internal()
629 drm_for_each_crtc(tmp, crtc->dev) { in __drm_mode_set_config_internal()
657 WARN_ON(drm_drv_uses_atomic_modeset(set->crtc->dev)); in drm_mode_set_config_internal()
665 * CRTC viewport
666 * @crtc: CRTC that framebuffer will be displayed on
672 int drm_crtc_check_viewport(const struct drm_crtc *crtc, in drm_crtc_check_viewport() argument
682 if (crtc->state && in drm_crtc_check_viewport()
683 drm_rotation_90_or_270(crtc->primary->state->rotation)) in drm_crtc_check_viewport()
693 * drm_mode_setcrtc - set CRTC configuration
698 * Build a new CRTC configuration based on user request.
710 struct drm_crtc *crtc; in drm_mode_setcrtc() local
730 crtc = drm_crtc_find(dev, file_priv, crtc_req->crtc_id); in drm_mode_setcrtc()
731 if (!crtc) { in drm_mode_setcrtc()
732 DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); in drm_mode_setcrtc()
735 DRM_DEBUG_KMS("[CRTC:%d:%s]\n", crtc->base.id, crtc->name); in drm_mode_setcrtc()
737 plane = crtc->primary; in drm_mode_setcrtc()
758 DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); in drm_mode_setcrtc()
816 ret = drm_crtc_check_viewport(crtc, crtc_req->x, crtc_req->y, in drm_mode_setcrtc()
877 set.crtc = crtc; in drm_mode_setcrtc()
886 ret = crtc->funcs->set_config(&set, &ctx); in drm_mode_setcrtc()
919 struct drm_crtc *crtc = obj_to_crtc(obj); in drm_mode_crtc_set_obj_prop() local
921 if (crtc->funcs->set_property) in drm_mode_crtc_set_obj_prop()
922 ret = crtc->funcs->set_property(crtc, property, value); in drm_mode_crtc_set_obj_prop()
933 * @crtc: drm CRTC
938 * CRTC.
943 int drm_crtc_create_scaling_filter_property(struct drm_crtc *crtc, in drm_crtc_create_scaling_filter_property() argument
947 drm_create_scaling_filter_prop(crtc->dev, supported_filters); in drm_crtc_create_scaling_filter_property()
952 drm_object_attach_property(&crtc->base, prop, in drm_crtc_create_scaling_filter_property()
954 crtc->scaling_filter_property = prop; in drm_crtc_create_scaling_filter_property()