Lines Matching full:crtc
6 * DRM core CRTC related functions
52 * A CRTC represents the overall display pipeline. It receives pixel data from
54 * to the CRTC, specifying display timings. On the output side the data is fed
58 * To create a CRTC, a KMS drivers allocates and zeroes an instances of
62 * The CRTC is also the entry point for legacy modeset operations, see
71 * drm_crtc_from_index - find the registered CRTC at an index
73 * @idx: index of registered CRTC to find for
75 * Given a CRTC index, return the registered CRTC from DRM device's
83 struct drm_crtc *crtc; in drm_crtc_from_index() local
85 drm_for_each_crtc(crtc, dev) in drm_crtc_from_index()
86 if (idx == crtc->index) in drm_crtc_from_index()
87 return crtc; in drm_crtc_from_index()
94 * drm_crtc_force_disable - Forcibly turn off a CRTC
95 * @crtc: CRTC to turn off
102 int drm_crtc_force_disable(struct drm_crtc *crtc) in drm_crtc_force_disable() argument
105 .crtc = crtc, in drm_crtc_force_disable()
108 WARN_ON(drm_drv_uses_atomic_modeset(crtc->dev)); in drm_crtc_force_disable()
129 struct drm_crtc *crtc; in drm_crtc_force_disable_all() local
133 drm_for_each_crtc(crtc, dev) in drm_crtc_force_disable_all()
134 if (crtc->enabled) { in drm_crtc_force_disable_all()
135 ret = drm_crtc_force_disable(crtc); in drm_crtc_force_disable_all()
159 struct drm_crtc *crtc; in drm_crtc_register_all() local
162 drm_for_each_crtc(crtc, dev) { in drm_crtc_register_all()
163 if (drm_debugfs_crtc_add(crtc)) in drm_crtc_register_all()
164 DRM_ERROR("Failed to initialize debugfs entry for CRTC '%s'.\n", in drm_crtc_register_all()
165 crtc->name); in drm_crtc_register_all()
167 if (crtc->funcs->late_register) in drm_crtc_register_all()
168 ret = crtc->funcs->late_register(crtc); in drm_crtc_register_all()
178 struct drm_crtc *crtc; in drm_crtc_unregister_all() local
180 drm_for_each_crtc(crtc, dev) { in drm_crtc_unregister_all()
181 if (crtc->funcs->early_unregister) in drm_crtc_unregister_all()
182 crtc->funcs->early_unregister(crtc); in drm_crtc_unregister_all()
183 drm_debugfs_crtc_remove(crtc); in drm_crtc_unregister_all()
187 static int drm_crtc_crc_init(struct drm_crtc *crtc) in drm_crtc_crc_init() argument
190 spin_lock_init(&crtc->crc.lock); in drm_crtc_crc_init()
191 init_waitqueue_head(&crtc->crc.wq); in drm_crtc_crc_init()
192 crtc->crc.source = kstrdup("auto", GFP_KERNEL); in drm_crtc_crc_init()
193 if (!crtc->crc.source) in drm_crtc_crc_init()
199 static void drm_crtc_crc_fini(struct drm_crtc *crtc) in drm_crtc_crc_fini() argument
202 kfree(crtc->crc.source); in drm_crtc_crc_fini()
216 struct drm_crtc *crtc = fence_to_crtc(fence); in drm_crtc_fence_get_driver_name() local
218 return crtc->dev->driver->name; in drm_crtc_fence_get_driver_name()
223 struct drm_crtc *crtc = fence_to_crtc(fence); in drm_crtc_fence_get_timeline_name() local
225 return crtc->timeline_name; in drm_crtc_fence_get_timeline_name()
233 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc) in drm_crtc_create_fence() argument
241 dma_fence_init(fence, &drm_crtc_fence_ops, &crtc->fence_lock, in drm_crtc_create_fence()
242 crtc->fence_context, ++crtc->fence_seqno); in drm_crtc_create_fence()
248 * drm_crtc_init_with_planes - Initialise a new CRTC object with
251 * @crtc: CRTC object to init
252 * @primary: Primary plane for CRTC
253 * @cursor: Cursor plane for CRTC
254 * @funcs: callbacks for the new CRTC
255 * @name: printf style format string for the CRTC name, or NULL for default name
257 * Inits a new object created as base part of a driver crtc object. Drivers
266 int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, in drm_crtc_init_with_planes() argument
278 /* crtc index is used with 32bit bitmasks */ in drm_crtc_init_with_planes()
286 crtc->dev = dev; in drm_crtc_init_with_planes()
287 crtc->funcs = funcs; in drm_crtc_init_with_planes()
289 INIT_LIST_HEAD(&crtc->commit_list); in drm_crtc_init_with_planes()
290 spin_lock_init(&crtc->commit_lock); in drm_crtc_init_with_planes()
292 drm_modeset_lock_init(&crtc->mutex); in drm_crtc_init_with_planes()
293 ret = drm_mode_object_add(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); in drm_crtc_init_with_planes()
301 crtc->name = kvasprintf(GFP_KERNEL, name, ap); in drm_crtc_init_with_planes()
304 crtc->name = kasprintf(GFP_KERNEL, "crtc-%d", in drm_crtc_init_with_planes()
307 if (!crtc->name) { in drm_crtc_init_with_planes()
308 drm_mode_object_unregister(dev, &crtc->base); in drm_crtc_init_with_planes()
312 crtc->fence_context = dma_fence_context_alloc(1); in drm_crtc_init_with_planes()
313 spin_lock_init(&crtc->fence_lock); in drm_crtc_init_with_planes()
314 snprintf(crtc->timeline_name, sizeof(crtc->timeline_name), in drm_crtc_init_with_planes()
315 "CRTC:%d-%s", crtc->base.id, crtc->name); in drm_crtc_init_with_planes()
317 crtc->base.properties = &crtc->properties; in drm_crtc_init_with_planes()
319 list_add_tail(&crtc->head, &config->crtc_list); in drm_crtc_init_with_planes()
320 crtc->index = config->num_crtc++; in drm_crtc_init_with_planes()
322 crtc->primary = primary; in drm_crtc_init_with_planes()
323 crtc->cursor = cursor; in drm_crtc_init_with_planes()
325 primary->possible_crtcs = drm_crtc_mask(crtc); in drm_crtc_init_with_planes()
327 cursor->possible_crtcs = drm_crtc_mask(crtc); in drm_crtc_init_with_planes()
329 ret = drm_crtc_crc_init(crtc); in drm_crtc_init_with_planes()
331 drm_mode_object_unregister(dev, &crtc->base); in drm_crtc_init_with_planes()
336 drm_object_attach_property(&crtc->base, config->prop_active, 0); in drm_crtc_init_with_planes()
337 drm_object_attach_property(&crtc->base, config->prop_mode_id, 0); in drm_crtc_init_with_planes()
338 drm_object_attach_property(&crtc->base, in drm_crtc_init_with_planes()
347 * drm_crtc_cleanup - Clean up the core crtc usage
348 * @crtc: CRTC to cleanup
350 * This function cleans up @crtc and removes it from the DRM mode setting
351 * core. Note that the function does *not* free the crtc structure itself,
354 void drm_crtc_cleanup(struct drm_crtc *crtc) in drm_crtc_cleanup() argument
356 struct drm_device *dev = crtc->dev; in drm_crtc_cleanup()
363 drm_crtc_crc_fini(crtc); in drm_crtc_cleanup()
365 kfree(crtc->gamma_store); in drm_crtc_cleanup()
366 crtc->gamma_store = NULL; in drm_crtc_cleanup()
368 drm_modeset_lock_fini(&crtc->mutex); in drm_crtc_cleanup()
370 drm_mode_object_unregister(dev, &crtc->base); in drm_crtc_cleanup()
371 list_del(&crtc->head); in drm_crtc_cleanup()
374 WARN_ON(crtc->state && !crtc->funcs->atomic_destroy_state); in drm_crtc_cleanup()
375 if (crtc->state && crtc->funcs->atomic_destroy_state) in drm_crtc_cleanup()
376 crtc->funcs->atomic_destroy_state(crtc, crtc->state); in drm_crtc_cleanup()
378 kfree(crtc->name); in drm_crtc_cleanup()
380 memset(crtc, 0, sizeof(*crtc)); in drm_crtc_cleanup()
385 * drm_mode_getcrtc - get CRTC configuration
390 * Construct a CRTC configuration structure to return to the user.
401 struct drm_crtc *crtc; in drm_mode_getcrtc() local
407 crtc = drm_crtc_find(dev, file_priv, crtc_resp->crtc_id); in drm_mode_getcrtc()
408 if (!crtc) in drm_mode_getcrtc()
411 plane = crtc->primary; in drm_mode_getcrtc()
413 crtc_resp->gamma_size = crtc->gamma_size; in drm_mode_getcrtc()
429 drm_modeset_lock(&crtc->mutex, NULL); in drm_mode_getcrtc()
430 if (crtc->state) { in drm_mode_getcrtc()
431 if (crtc->state->enable) { in drm_mode_getcrtc()
432 drm_mode_convert_to_umode(&crtc_resp->mode, &crtc->state->mode); in drm_mode_getcrtc()
438 crtc_resp->x = crtc->x; in drm_mode_getcrtc()
439 crtc_resp->y = crtc->y; in drm_mode_getcrtc()
441 if (crtc->enabled) { in drm_mode_getcrtc()
442 drm_mode_convert_to_umode(&crtc_resp->mode, &crtc->mode); in drm_mode_getcrtc()
451 drm_modeset_unlock(&crtc->mutex); in drm_mode_getcrtc()
459 struct drm_crtc *crtc = set->crtc; in __drm_mode_set_config_internal() local
464 WARN_ON(drm_drv_uses_atomic_modeset(crtc->dev)); in __drm_mode_set_config_internal()
471 drm_for_each_crtc(tmp, crtc->dev) { in __drm_mode_set_config_internal()
479 ret = crtc->funcs->set_config(set, ctx); in __drm_mode_set_config_internal()
481 struct drm_plane *plane = crtc->primary; in __drm_mode_set_config_internal()
483 plane->crtc = fb ? crtc : NULL; in __drm_mode_set_config_internal()
487 drm_for_each_crtc(tmp, crtc->dev) { in __drm_mode_set_config_internal()
515 WARN_ON(drm_drv_uses_atomic_modeset(set->crtc->dev)); in drm_mode_set_config_internal()
523 * CRTC viewport
524 * @crtc: CRTC that framebuffer will be displayed on
530 int drm_crtc_check_viewport(const struct drm_crtc *crtc, in drm_crtc_check_viewport() argument
540 if (crtc->state && in drm_crtc_check_viewport()
541 drm_rotation_90_or_270(crtc->primary->state->rotation)) in drm_crtc_check_viewport()
551 * drm_mode_setcrtc - set CRTC configuration
556 * Build a new CRTC configuration based on user request.
568 struct drm_crtc *crtc; in drm_mode_setcrtc() local
589 crtc = drm_crtc_find(dev, file_priv, crtc_req->crtc_id); in drm_mode_setcrtc()
590 if (!crtc) { in drm_mode_setcrtc()
591 DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); in drm_mode_setcrtc()
594 DRM_DEBUG_KMS("[CRTC:%d:%s]\n", crtc->base.id, crtc->name); in drm_mode_setcrtc()
596 plane = crtc->primary; in drm_mode_setcrtc()
602 mutex_lock(&crtc->dev->mode_config.mutex); in drm_mode_setcrtc()
609 ret = drm_modeset_lock_all_ctx(crtc->dev, &ctx); in drm_mode_setcrtc()
625 DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); in drm_mode_setcrtc()
685 ret = drm_crtc_check_viewport(crtc, crtc_req->x, crtc_req->y, in drm_mode_setcrtc()
745 set.crtc = crtc; in drm_mode_setcrtc()
754 ret = crtc->funcs->set_config(&set, &ctx); in drm_mode_setcrtc()
777 mutex_unlock(&crtc->dev->mode_config.mutex); in drm_mode_setcrtc()
787 struct drm_crtc *crtc = obj_to_crtc(obj); in drm_mode_crtc_set_obj_prop() local
789 if (crtc->funcs->set_property) in drm_mode_crtc_set_obj_prop()
790 ret = crtc->funcs->set_property(crtc, property, value); in drm_mode_crtc_set_obj_prop()