52 	struct tfp410 *dvi = drm_connector_to_tfp410(connector);  in tfp410_get_modes()  local
56 	if (dvi->next_bridge->ops & DRM_BRIDGE_OP_EDID) {  in tfp410_get_modes()
57 		drm_edid = drm_bridge_edid_read(dvi->next_bridge, connector);  in tfp410_get_modes()
90 	struct tfp410 *dvi = drm_connector_to_tfp410(connector);  in tfp410_connector_detect()  local
92 	return drm_bridge_detect(dvi->next_bridge);  in tfp410_connector_detect()
106 	struct tfp410 *dvi;  in tfp410_hpd_work_func()  local
108 	dvi = container_of(work, struct tfp410, hpd_work.work);  in tfp410_hpd_work_func()
110 	if (dvi->bridge.dev)  in tfp410_hpd_work_func()
111 		drm_helper_hpd_irq_event(dvi->bridge.dev);  in tfp410_hpd_work_func()
116 	struct tfp410 *dvi = arg;  in tfp410_hpd_callback()  local
118 	mod_delayed_work(system_wq, &dvi->hpd_work,  in tfp410_hpd_callback()
125 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_attach()  local
128 	ret = drm_bridge_attach(bridge->encoder, dvi->next_bridge, bridge,  in tfp410_attach()
136 	if (dvi->next_bridge->ops & DRM_BRIDGE_OP_DETECT)  in tfp410_attach()
137 		dvi->connector.polled = DRM_CONNECTOR_POLL_HPD;  in tfp410_attach()
139 		dvi->connector.polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;  in tfp410_attach()
141 	if (dvi->next_bridge->ops & DRM_BRIDGE_OP_HPD) {  in tfp410_attach()
142 		INIT_DELAYED_WORK(&dvi->hpd_work, tfp410_hpd_work_func);  in tfp410_attach()
143 		drm_bridge_hpd_enable(dvi->next_bridge, tfp410_hpd_callback,  in tfp410_attach()
144 				      dvi);  in tfp410_attach()
147 	drm_connector_helper_add(&dvi->connector,  in tfp410_attach()
149 	ret = drm_connector_init_with_ddc(bridge->dev, &dvi->connector,  in tfp410_attach()
151 					  dvi->next_bridge->type,  in tfp410_attach()
152 					  dvi->next_bridge->ddc);  in tfp410_attach()
154 		dev_err(dvi->dev, "drm_connector_init_with_ddc() failed: %d\n",  in tfp410_attach()
159 	drm_display_info_set_bus_formats(&dvi->connector.display_info,  in tfp410_attach()
160 					 &dvi->bus_format, 1);  in tfp410_attach()
162 	drm_connector_attach_encoder(&dvi->connector, bridge->encoder);  in tfp410_attach()
169 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_detach()  local
171 	if (dvi->connector.dev && dvi->next_bridge->ops & DRM_BRIDGE_OP_HPD) {  in tfp410_detach()
172 		drm_bridge_hpd_disable(dvi->next_bridge);  in tfp410_detach()
173 		cancel_delayed_work_sync(&dvi->hpd_work);  in tfp410_detach()
179 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_enable()  local
181 	gpiod_set_value_cansleep(dvi->powerdown, 0);  in tfp410_enable()
186 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_disable()  local
188 	gpiod_set_value_cansleep(dvi->powerdown, 1);  in tfp410_disable()
211 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_get_input_bus_fmts()  local
221 	input_fmts[0] = dvi->bus_format;  in tfp410_get_input_bus_fmts()
231 	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);  in tfp410_atomic_check()  local
237 	bridge_state->input_bus_cfg.flags = dvi->timings.input_bus_flags;  in tfp410_atomic_check()
262 static int tfp410_parse_timings(struct tfp410 *dvi, bool i2c)  in tfp410_parse_timings()  argument
264 	struct drm_bridge_timings *timings = &dvi->timings;  in tfp410_parse_timings()
286 	ep = of_graph_get_endpoint_by_regs(dvi->dev->of_node, 0, 0);  in tfp410_parse_timings()
312 		dvi->bus_format = MEDIA_BUS_FMT_RGB888_2X12_LE;  in tfp410_parse_timings()
315 		dvi->bus_format = MEDIA_BUS_FMT_RGB888_1X24;  in tfp410_parse_timings()
322 	of_property_read_u32(dvi->dev->of_node, "ti,deskew", &deskew);  in tfp410_parse_timings()
335 	struct tfp410 *dvi;  in tfp410_init()  local
343 	dvi = devm_kzalloc(dev, sizeof(*dvi), GFP_KERNEL);  in tfp410_init()
344 	if (!dvi)  in tfp410_init()
347 	dvi->dev = dev;  in tfp410_init()
348 	dev_set_drvdata(dev, dvi);  in tfp410_init()
350 	dvi->bridge.funcs = &tfp410_bridge_funcs;  in tfp410_init()
351 	dvi->bridge.of_node = dev->of_node;  in tfp410_init()
352 	dvi->bridge.timings = &dvi->timings;  in tfp410_init()
353 	dvi->bridge.type = DRM_MODE_CONNECTOR_DVID;  in tfp410_init()
355 	ret = tfp410_parse_timings(dvi, i2c);  in tfp410_init()
364 	dvi->next_bridge = of_drm_find_bridge(node);  in tfp410_init()
367 	if (!dvi->next_bridge)  in tfp410_init()
371 	dvi->powerdown = devm_gpiod_get_optional(dev, "powerdown",  in tfp410_init()
373 	if (IS_ERR(dvi->powerdown)) {  in tfp410_init()
375 		return PTR_ERR(dvi->powerdown);  in tfp410_init()
379 	drm_bridge_add(&dvi->bridge);  in tfp410_init()
386 	struct tfp410 *dvi = dev_get_drvdata(dev);  in tfp410_fini()  local
388 	drm_bridge_remove(&dvi->bridge);  in tfp410_fini()
499 MODULE_DESCRIPTION("TI TFP410 DVI bridge driver");