40 	struct display_connector *conn = to_display_connector(bridge);  in display_connector_detect()  local
42 	if (conn->hpd_gpio) {  in display_connector_detect()
43 		if (gpiod_get_value_cansleep(conn->hpd_gpio))  in display_connector_detect()
49 	if (conn->bridge.ddc && drm_probe_ddc(conn->bridge.ddc))  in display_connector_detect()
52 	switch (conn->bridge.type) {  in display_connector_detect()
82 	struct display_connector *conn = to_display_connector(bridge);  in display_connector_get_edid()  local
84 	return drm_get_edid(connector, conn->bridge.ddc);  in display_connector_get_edid()
95 	struct display_connector *conn = arg;  in display_connector_hpd_irq()  local
96 	struct drm_bridge *bridge = &conn->bridge;  in display_connector_hpd_irq()
105 	struct display_connector *conn;  in display_connector_probe()  local
110 	conn = devm_kzalloc(&pdev->dev, sizeof(*conn), GFP_KERNEL);  in display_connector_probe()
111 	if (!conn)  in display_connector_probe()
114 	platform_set_drvdata(pdev, conn);  in display_connector_probe()
126 			conn->bridge.type = DRM_MODE_CONNECTOR_DVIA;  in display_connector_probe()
128 			conn->bridge.type = DRM_MODE_CONNECTOR_DVID;  in display_connector_probe()
130 			conn->bridge.type = DRM_MODE_CONNECTOR_DVII;  in display_connector_probe()
150 			conn->bridge.type = DRM_MODE_CONNECTOR_HDMIA;  in display_connector_probe()
152 			conn->bridge.type = DRM_MODE_CONNECTOR_HDMIB;  in display_connector_probe()
164 		conn->bridge.type = type;  in display_connector_probe()
169 	conn->bridge.interlace_allowed = true;  in display_connector_probe()
180 		conn->hpd_gpio = devm_gpiod_get_optional(&pdev->dev, "hpd",  in display_connector_probe()
182 		if (IS_ERR(conn->hpd_gpio)) {  in display_connector_probe()
183 			if (PTR_ERR(conn->hpd_gpio) != -EPROBE_DEFER)  in display_connector_probe()
186 			return PTR_ERR(conn->hpd_gpio);  in display_connector_probe()
189 		conn->hpd_irq = gpiod_to_irq(conn->hpd_gpio);  in display_connector_probe()
191 		conn->hpd_irq = -EINVAL;  in display_connector_probe()
194 	if (conn->hpd_irq >= 0) {  in display_connector_probe()
195 		ret = devm_request_threaded_irq(&pdev->dev, conn->hpd_irq,  in display_connector_probe()
200 						"HPD", conn);  in display_connector_probe()
204 			conn->hpd_irq = -EINVAL;  in display_connector_probe()
216 			conn->bridge.ddc = of_get_i2c_adapter_by_node(phandle);  in display_connector_probe()
218 			if (!conn->bridge.ddc)  in display_connector_probe()
226 	conn->bridge.funcs = &display_connector_bridge_funcs;  in display_connector_probe()
227 	conn->bridge.of_node = pdev->dev.of_node;  in display_connector_probe()
229 	if (conn->bridge.ddc)  in display_connector_probe()
230 		conn->bridge.ops |= DRM_BRIDGE_OP_EDID  in display_connector_probe()
232 	if (conn->hpd_gpio)  in display_connector_probe()
233 		conn->bridge.ops |= DRM_BRIDGE_OP_DETECT;  in display_connector_probe()
234 	if (conn->hpd_irq >= 0)  in display_connector_probe()
235 		conn->bridge.ops |= DRM_BRIDGE_OP_HPD;  in display_connector_probe()
239 		drm_get_connector_type_name(conn->bridge.type),  in display_connector_probe()
241 		conn->bridge.ddc ? "with" : "without",  in display_connector_probe()
242 		conn->hpd_gpio ? "with" : "without",  in display_connector_probe()
243 		conn->bridge.ops);  in display_connector_probe()
245 	drm_bridge_add(&conn->bridge);  in display_connector_probe()
252 	struct display_connector *conn = platform_get_drvdata(pdev);  in display_connector_remove()  local
254 	drm_bridge_remove(&conn->bridge);  in display_connector_remove()
256 	if (!IS_ERR(conn->bridge.ddc))  in display_connector_remove()
257 		i2c_put_adapter(conn->bridge.ddc);  in display_connector_remove()