Lines Matching refs:bridge
205 struct drm_bridge *bridge = container_of(kref, struct drm_bridge, refcount); in __drm_bridge_free() local
207 if (bridge->funcs->destroy) in __drm_bridge_free()
208 bridge->funcs->destroy(bridge); in __drm_bridge_free()
209 kfree(bridge->container); in __drm_bridge_free()
221 struct drm_bridge *drm_bridge_get(struct drm_bridge *bridge) in drm_bridge_get() argument
223 if (bridge) in drm_bridge_get()
224 kref_get(&bridge->refcount); in drm_bridge_get()
226 return bridge; in drm_bridge_get()
237 void drm_bridge_put(struct drm_bridge *bridge) in drm_bridge_put() argument
239 if (bridge) in drm_bridge_put()
240 kref_put(&bridge->refcount, __drm_bridge_free); in drm_bridge_put()
254 struct drm_bridge *bridge = (struct drm_bridge *)data; in drm_bridge_put_void() local
256 drm_bridge_put(bridge); in drm_bridge_put_void()
263 struct drm_bridge *bridge; in __devm_drm_bridge_alloc() local
275 bridge = container + offset; in __devm_drm_bridge_alloc()
276 bridge->container = container; in __devm_drm_bridge_alloc()
277 bridge->funcs = funcs; in __devm_drm_bridge_alloc()
278 kref_init(&bridge->refcount); in __devm_drm_bridge_alloc()
280 err = devm_add_action_or_reset(dev, drm_bridge_put_void, bridge); in __devm_drm_bridge_alloc()
296 void drm_bridge_add(struct drm_bridge *bridge) in drm_bridge_add() argument
298 if (!bridge->container) in drm_bridge_add()
301 drm_bridge_get(bridge); in drm_bridge_add()
303 mutex_init(&bridge->hpd_mutex); in drm_bridge_add()
305 if (bridge->ops & DRM_BRIDGE_OP_HDMI) in drm_bridge_add()
306 bridge->ycbcr_420_allowed = !!(bridge->supported_formats & in drm_bridge_add()
310 list_add_tail(&bridge->list, &bridge_list); in drm_bridge_add()
315 static void drm_bridge_remove_void(void *bridge) in drm_bridge_remove_void() argument
317 drm_bridge_remove(bridge); in drm_bridge_remove_void()
331 int devm_drm_bridge_add(struct device *dev, struct drm_bridge *bridge) in devm_drm_bridge_add() argument
333 drm_bridge_add(bridge); in devm_drm_bridge_add()
334 return devm_add_action_or_reset(dev, drm_bridge_remove_void, bridge); in devm_drm_bridge_add()
343 void drm_bridge_remove(struct drm_bridge *bridge) in drm_bridge_remove() argument
346 list_del_init(&bridge->list); in drm_bridge_remove()
349 mutex_destroy(&bridge->hpd_mutex); in drm_bridge_remove()
351 drm_bridge_put(bridge); in drm_bridge_remove()
358 struct drm_bridge *bridge = drm_priv_to_bridge(obj); in drm_bridge_atomic_duplicate_priv_state() local
361 state = bridge->funcs->atomic_duplicate_state(bridge); in drm_bridge_atomic_duplicate_priv_state()
370 struct drm_bridge *bridge = drm_priv_to_bridge(obj); in drm_bridge_atomic_destroy_priv_state() local
372 bridge->funcs->atomic_destroy_state(bridge, state); in drm_bridge_atomic_destroy_priv_state()
380 static bool drm_bridge_is_atomic(struct drm_bridge *bridge) in drm_bridge_is_atomic() argument
382 return bridge->funcs->atomic_reset != NULL; in drm_bridge_is_atomic()
408 int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge, in drm_bridge_attach() argument
414 if (!encoder || !bridge) in drm_bridge_attach()
417 drm_bridge_get(bridge); in drm_bridge_attach()
424 if (bridge->dev) { in drm_bridge_attach()
429 bridge->dev = encoder->dev; in drm_bridge_attach()
430 bridge->encoder = encoder; in drm_bridge_attach()
433 list_add(&bridge->chain_node, &previous->chain_node); in drm_bridge_attach()
435 list_add(&bridge->chain_node, &encoder->bridge_chain); in drm_bridge_attach()
437 if (bridge->funcs->attach) { in drm_bridge_attach()
438 ret = bridge->funcs->attach(bridge, encoder, flags); in drm_bridge_attach()
443 if (drm_bridge_is_atomic(bridge)) { in drm_bridge_attach()
446 state = bridge->funcs->atomic_reset(bridge); in drm_bridge_attach()
452 drm_atomic_private_obj_init(bridge->dev, &bridge->base, in drm_bridge_attach()
460 if (bridge->funcs->detach) in drm_bridge_attach()
461 bridge->funcs->detach(bridge); in drm_bridge_attach()
464 bridge->dev = NULL; in drm_bridge_attach()
465 bridge->encoder = NULL; in drm_bridge_attach()
466 list_del(&bridge->chain_node); in drm_bridge_attach()
470 bridge->of_node, encoder->name, ret); in drm_bridge_attach()
474 bridge->of_node, encoder->name); in drm_bridge_attach()
477 drm_bridge_put(bridge); in drm_bridge_attach()
482 void drm_bridge_detach(struct drm_bridge *bridge) in drm_bridge_detach() argument
484 if (WARN_ON(!bridge)) in drm_bridge_detach()
487 if (WARN_ON(!bridge->dev)) in drm_bridge_detach()
490 if (drm_bridge_is_atomic(bridge)) in drm_bridge_detach()
491 drm_atomic_private_obj_fini(&bridge->base); in drm_bridge_detach()
493 if (bridge->funcs->detach) in drm_bridge_detach()
494 bridge->funcs->detach(bridge); in drm_bridge_detach()
496 list_del(&bridge->chain_node); in drm_bridge_detach()
497 bridge->dev = NULL; in drm_bridge_detach()
498 drm_bridge_put(bridge); in drm_bridge_detach()
607 drm_bridge_chain_mode_valid(struct drm_bridge *bridge, in drm_bridge_chain_mode_valid() argument
613 if (!bridge) in drm_bridge_chain_mode_valid()
616 encoder = bridge->encoder; in drm_bridge_chain_mode_valid()
617 list_for_each_entry_from(bridge, &encoder->bridge_chain, chain_node) { in drm_bridge_chain_mode_valid()
620 if (!bridge->funcs->mode_valid) in drm_bridge_chain_mode_valid()
623 ret = bridge->funcs->mode_valid(bridge, info, mode); in drm_bridge_chain_mode_valid()
644 void drm_bridge_chain_mode_set(struct drm_bridge *bridge, in drm_bridge_chain_mode_set() argument
650 if (!bridge) in drm_bridge_chain_mode_set()
653 encoder = bridge->encoder; in drm_bridge_chain_mode_set()
654 list_for_each_entry_from(bridge, &encoder->bridge_chain, chain_node) { in drm_bridge_chain_mode_set()
655 if (bridge->funcs->mode_set) in drm_bridge_chain_mode_set()
656 bridge->funcs->mode_set(bridge, mode, adjusted_mode); in drm_bridge_chain_mode_set()
673 void drm_atomic_bridge_chain_disable(struct drm_bridge *bridge, in drm_atomic_bridge_chain_disable() argument
679 if (!bridge) in drm_atomic_bridge_chain_disable()
682 encoder = bridge->encoder; in drm_atomic_bridge_chain_disable()
690 if (iter == bridge) in drm_atomic_bridge_chain_disable()
696 static void drm_atomic_bridge_call_post_disable(struct drm_bridge *bridge, in drm_atomic_bridge_call_post_disable() argument
699 if (state && bridge->funcs->atomic_post_disable) in drm_atomic_bridge_call_post_disable()
700 bridge->funcs->atomic_post_disable(bridge, state); in drm_atomic_bridge_call_post_disable()
701 else if (bridge->funcs->post_disable) in drm_atomic_bridge_call_post_disable()
702 bridge->funcs->post_disable(bridge); in drm_atomic_bridge_call_post_disable()
729 void drm_atomic_bridge_chain_post_disable(struct drm_bridge *bridge, in drm_atomic_bridge_chain_post_disable() argument
735 if (!bridge) in drm_atomic_bridge_chain_post_disable()
738 encoder = bridge->encoder; in drm_atomic_bridge_chain_post_disable()
740 list_for_each_entry_from(bridge, &encoder->bridge_chain, chain_node) { in drm_atomic_bridge_chain_post_disable()
743 if (!list_is_last(&bridge->chain_node, &encoder->bridge_chain)) { in drm_atomic_bridge_chain_post_disable()
744 next = list_next_entry(bridge, chain_node); in drm_atomic_bridge_chain_post_disable()
773 if (next == bridge) in drm_atomic_bridge_chain_post_disable()
782 drm_atomic_bridge_call_post_disable(bridge, state); in drm_atomic_bridge_chain_post_disable()
786 bridge = limit; in drm_atomic_bridge_chain_post_disable()
791 static void drm_atomic_bridge_call_pre_enable(struct drm_bridge *bridge, in drm_atomic_bridge_call_pre_enable() argument
794 if (state && bridge->funcs->atomic_pre_enable) in drm_atomic_bridge_call_pre_enable()
795 bridge->funcs->atomic_pre_enable(bridge, state); in drm_atomic_bridge_call_pre_enable()
796 else if (bridge->funcs->pre_enable) in drm_atomic_bridge_call_pre_enable()
797 bridge->funcs->pre_enable(bridge); in drm_atomic_bridge_call_pre_enable()
823 void drm_atomic_bridge_chain_pre_enable(struct drm_bridge *bridge, in drm_atomic_bridge_chain_pre_enable() argument
829 if (!bridge) in drm_atomic_bridge_chain_pre_enable()
832 encoder = bridge->encoder; in drm_atomic_bridge_chain_pre_enable()
837 limit = bridge; in drm_atomic_bridge_chain_pre_enable()
841 if (next == bridge) in drm_atomic_bridge_chain_pre_enable()
873 if (iter == bridge) in drm_atomic_bridge_chain_pre_enable()
891 void drm_atomic_bridge_chain_enable(struct drm_bridge *bridge, in drm_atomic_bridge_chain_enable() argument
896 if (!bridge) in drm_atomic_bridge_chain_enable()
899 encoder = bridge->encoder; in drm_atomic_bridge_chain_enable()
900 list_for_each_entry_from(bridge, &encoder->bridge_chain, chain_node) { in drm_atomic_bridge_chain_enable()
901 if (bridge->funcs->atomic_enable) { in drm_atomic_bridge_chain_enable()
902 bridge->funcs->atomic_enable(bridge, state); in drm_atomic_bridge_chain_enable()
903 } else if (bridge->funcs->enable) { in drm_atomic_bridge_chain_enable()
904 bridge->funcs->enable(bridge); in drm_atomic_bridge_chain_enable()
910 static int drm_atomic_bridge_check(struct drm_bridge *bridge, in drm_atomic_bridge_check() argument
914 if (bridge->funcs->atomic_check) { in drm_atomic_bridge_check()
919 bridge); in drm_atomic_bridge_check()
923 ret = bridge->funcs->atomic_check(bridge, bridge_state, in drm_atomic_bridge_check()
927 } else if (bridge->funcs->mode_fixup) { in drm_atomic_bridge_check()
928 if (!bridge->funcs->mode_fixup(bridge, &crtc_state->mode, in drm_atomic_bridge_check()
1057 drm_atomic_bridge_chain_select_bus_fmts(struct drm_bridge *bridge, in drm_atomic_bridge_chain_select_bus_fmts() argument
1062 struct drm_encoder *encoder = bridge->encoder; in drm_atomic_bridge_chain_select_bus_fmts()
1107 ret = select_bus_fmt_recursive(bridge, last_bridge, crtc_state, in drm_atomic_bridge_chain_select_bus_fmts()
1119 drm_atomic_bridge_propagate_bus_flags(struct drm_bridge *bridge, in drm_atomic_bridge_propagate_bus_flags() argument
1127 bridge_state = drm_atomic_get_new_bridge_state(state, bridge); in drm_atomic_bridge_propagate_bus_flags()
1133 next_bridge = drm_bridge_get_next_bridge(bridge); in drm_atomic_bridge_propagate_bus_flags()
1184 int drm_atomic_bridge_chain_check(struct drm_bridge *bridge, in drm_atomic_bridge_chain_check() argument
1193 if (!bridge) in drm_atomic_bridge_chain_check()
1196 ret = drm_atomic_bridge_chain_select_bus_fmts(bridge, crtc_state, in drm_atomic_bridge_chain_check()
1201 encoder = bridge->encoder; in drm_atomic_bridge_chain_check()
1219 if (iter == bridge) in drm_atomic_bridge_chain_check()
1242 drm_bridge_detect(struct drm_bridge *bridge, struct drm_connector *connector) in drm_bridge_detect() argument
1244 if (!(bridge->ops & DRM_BRIDGE_OP_DETECT)) in drm_bridge_detect()
1247 return bridge->funcs->detect(bridge, connector); in drm_bridge_detect()
1265 int drm_bridge_get_modes(struct drm_bridge *bridge, in drm_bridge_get_modes() argument
1268 if (!(bridge->ops & DRM_BRIDGE_OP_MODES)) in drm_bridge_get_modes()
1271 return bridge->funcs->get_modes(bridge, connector); in drm_bridge_get_modes()
1287 const struct drm_edid *drm_bridge_edid_read(struct drm_bridge *bridge, in drm_bridge_edid_read() argument
1290 if (!(bridge->ops & DRM_BRIDGE_OP_EDID)) in drm_bridge_edid_read()
1293 return bridge->funcs->edid_read(bridge, connector); in drm_bridge_edid_read()
1315 void drm_bridge_hpd_enable(struct drm_bridge *bridge, in drm_bridge_hpd_enable() argument
1320 if (!(bridge->ops & DRM_BRIDGE_OP_HPD)) in drm_bridge_hpd_enable()
1323 mutex_lock(&bridge->hpd_mutex); in drm_bridge_hpd_enable()
1325 if (WARN(bridge->hpd_cb, "Hot plug detection already enabled\n")) in drm_bridge_hpd_enable()
1328 bridge->hpd_cb = cb; in drm_bridge_hpd_enable()
1329 bridge->hpd_data = data; in drm_bridge_hpd_enable()
1331 if (bridge->funcs->hpd_enable) in drm_bridge_hpd_enable()
1332 bridge->funcs->hpd_enable(bridge); in drm_bridge_hpd_enable()
1335 mutex_unlock(&bridge->hpd_mutex); in drm_bridge_hpd_enable()
1351 void drm_bridge_hpd_disable(struct drm_bridge *bridge) in drm_bridge_hpd_disable() argument
1353 if (!(bridge->ops & DRM_BRIDGE_OP_HPD)) in drm_bridge_hpd_disable()
1356 mutex_lock(&bridge->hpd_mutex); in drm_bridge_hpd_disable()
1357 if (bridge->funcs->hpd_disable) in drm_bridge_hpd_disable()
1358 bridge->funcs->hpd_disable(bridge); in drm_bridge_hpd_disable()
1360 bridge->hpd_cb = NULL; in drm_bridge_hpd_disable()
1361 bridge->hpd_data = NULL; in drm_bridge_hpd_disable()
1362 mutex_unlock(&bridge->hpd_mutex); in drm_bridge_hpd_disable()
1377 void drm_bridge_hpd_notify(struct drm_bridge *bridge, in drm_bridge_hpd_notify() argument
1380 mutex_lock(&bridge->hpd_mutex); in drm_bridge_hpd_notify()
1381 if (bridge->hpd_cb) in drm_bridge_hpd_notify()
1382 bridge->hpd_cb(bridge->hpd_data, status); in drm_bridge_hpd_notify()
1383 mutex_unlock(&bridge->hpd_mutex); in drm_bridge_hpd_notify()
1399 struct drm_bridge *bridge; in of_drm_find_bridge() local
1403 list_for_each_entry(bridge, &bridge_list, list) { in of_drm_find_bridge()
1404 if (bridge->of_node == np) { in of_drm_find_bridge()
1406 return bridge; in of_drm_find_bridge()
1427 void devm_drm_put_bridge(struct device *dev, struct drm_bridge *bridge) in devm_drm_put_bridge() argument
1429 devm_release_action(dev, drm_bridge_put_void, bridge); in devm_drm_put_bridge()
1434 struct drm_bridge *bridge, in drm_bridge_debugfs_show_bridge() argument
1437 drm_printf(p, "bridge[%u]: %ps\n", idx, bridge->funcs); in drm_bridge_debugfs_show_bridge()
1439 bridge->type, in drm_bridge_debugfs_show_bridge()
1440 drm_get_connector_type_name(bridge->type)); in drm_bridge_debugfs_show_bridge()
1442 if (bridge->of_node) in drm_bridge_debugfs_show_bridge()
1443 drm_printf(p, "\tOF: %pOFfc\n", bridge->of_node); in drm_bridge_debugfs_show_bridge()
1445 drm_printf(p, "\tops: [0x%x]", bridge->ops); in drm_bridge_debugfs_show_bridge()
1446 if (bridge->ops & DRM_BRIDGE_OP_DETECT) in drm_bridge_debugfs_show_bridge()
1448 if (bridge->ops & DRM_BRIDGE_OP_EDID) in drm_bridge_debugfs_show_bridge()
1450 if (bridge->ops & DRM_BRIDGE_OP_HPD) in drm_bridge_debugfs_show_bridge()
1452 if (bridge->ops & DRM_BRIDGE_OP_MODES) in drm_bridge_debugfs_show_bridge()
1454 if (bridge->ops & DRM_BRIDGE_OP_HDMI) in drm_bridge_debugfs_show_bridge()
1462 struct drm_bridge *bridge; in allbridges_show() local
1467 list_for_each_entry(bridge, &bridge_list, list) in allbridges_show()
1468 drm_bridge_debugfs_show_bridge(&p, bridge, idx++); in allbridges_show()
1480 struct drm_bridge *bridge; in encoder_bridges_show() local
1483 drm_for_each_bridge_in_chain(encoder, bridge) in encoder_bridges_show()
1484 drm_bridge_debugfs_show_bridge(&p, bridge, idx++); in encoder_bridges_show()