36 struct hd3ss3220 {  struct
46 static int hd3ss3220_set_source_pref(struct hd3ss3220 *hd3ss3220, int src_pref)  in hd3ss3220_set_source_pref()  argument
48 	return regmap_update_bits(hd3ss3220->regmap, HD3SS3220_REG_GEN_CTRL,  in hd3ss3220_set_source_pref()
53 static enum usb_role hd3ss3220_get_attached_state(struct hd3ss3220 *hd3ss3220)  in hd3ss3220_get_attached_state()  argument
59 	ret = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL,  in hd3ss3220_get_attached_state()
81 	struct hd3ss3220 *hd3ss3220 = typec_get_drvdata(port);  in hd3ss3220_dr_set()  local
93 	ret = hd3ss3220_set_source_pref(hd3ss3220, pref);  in hd3ss3220_dr_set()
96 	usb_role_switch_set_role(hd3ss3220->role_sw, role_val);  in hd3ss3220_dr_set()
97 	typec_set_data_role(hd3ss3220->port, role);  in hd3ss3220_dr_set()
106 static void hd3ss3220_set_role(struct hd3ss3220 *hd3ss3220)  in hd3ss3220_set_role()  argument
108 	enum usb_role role_state = hd3ss3220_get_attached_state(hd3ss3220);  in hd3ss3220_set_role()
110 	usb_role_switch_set_role(hd3ss3220->role_sw, role_state);  in hd3ss3220_set_role()
112 		hd3ss3220_set_source_pref(hd3ss3220,  in hd3ss3220_set_role()
117 		typec_set_data_role(hd3ss3220->port, TYPEC_HOST);  in hd3ss3220_set_role()
120 		typec_set_data_role(hd3ss3220->port, TYPEC_DEVICE);  in hd3ss3220_set_role()
126 	hd3ss3220->role_state = role_state;  in hd3ss3220_set_role()
132 	struct hd3ss3220 *hd3ss3220 = container_of(delayed_work,  in output_poll_execute()  local
133 						   struct hd3ss3220,  in output_poll_execute()
135 	enum usb_role role_state = hd3ss3220_get_attached_state(hd3ss3220);  in output_poll_execute()
137 	if (hd3ss3220->role_state != role_state)  in output_poll_execute()
138 		hd3ss3220_set_role(hd3ss3220);  in output_poll_execute()
140 	schedule_delayed_work(&hd3ss3220->output_poll_work, HZ);  in output_poll_execute()
143 static irqreturn_t hd3ss3220_irq(struct hd3ss3220 *hd3ss3220)  in hd3ss3220_irq()  argument
147 	hd3ss3220_set_role(hd3ss3220);  in hd3ss3220_irq()
148 	err = regmap_write_bits(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL,  in hd3ss3220_irq()
160 	struct hd3ss3220 *hd3ss3220 = i2c_get_clientdata(client);  in hd3ss3220_irq_handler()  local
162 	return hd3ss3220_irq(hd3ss3220);  in hd3ss3220_irq_handler()
174 	struct hd3ss3220 *hd3ss3220;  in hd3ss3220_probe()  local
179 	hd3ss3220 = devm_kzalloc(&client->dev, sizeof(struct hd3ss3220),  in hd3ss3220_probe()
181 	if (!hd3ss3220)  in hd3ss3220_probe()
184 	i2c_set_clientdata(client, hd3ss3220);  in hd3ss3220_probe()
186 	hd3ss3220->dev = &client->dev;  in hd3ss3220_probe()
187 	hd3ss3220->regmap = devm_regmap_init_i2c(client, &config);  in hd3ss3220_probe()
188 	if (IS_ERR(hd3ss3220->regmap))  in hd3ss3220_probe()
189 		return PTR_ERR(hd3ss3220->regmap);  in hd3ss3220_probe()
191 	hd3ss3220_set_source_pref(hd3ss3220,  in hd3ss3220_probe()
194 	connector = device_get_named_child_node(hd3ss3220->dev, "connector");  in hd3ss3220_probe()
196 		hd3ss3220->role_sw = fwnode_usb_role_switch_get(connector);  in hd3ss3220_probe()
198 		ep = fwnode_graph_get_next_endpoint(dev_fwnode(hd3ss3220->dev), NULL);  in hd3ss3220_probe()
205 		hd3ss3220->role_sw = usb_role_switch_get(hd3ss3220->dev);  in hd3ss3220_probe()
208 	if (IS_ERR(hd3ss3220->role_sw)) {  in hd3ss3220_probe()
209 		ret = PTR_ERR(hd3ss3220->role_sw);  in hd3ss3220_probe()
214 	typec_cap.driver_data = hd3ss3220;  in hd3ss3220_probe()
220 	hd3ss3220->port = typec_register_port(&client->dev, &typec_cap);  in hd3ss3220_probe()
221 	if (IS_ERR(hd3ss3220->port)) {  in hd3ss3220_probe()
222 		ret = PTR_ERR(hd3ss3220->port);  in hd3ss3220_probe()
226 	hd3ss3220_set_role(hd3ss3220);  in hd3ss3220_probe()
227 	ret = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL, &data);  in hd3ss3220_probe()
232 		ret = regmap_write(hd3ss3220->regmap,  in hd3ss3220_probe()
247 		INIT_DELAYED_WORK(&hd3ss3220->output_poll_work, output_poll_execute);  in hd3ss3220_probe()
248 		hd3ss3220->poll = true;  in hd3ss3220_probe()
257 	if (hd3ss3220->poll)  in hd3ss3220_probe()
258 		schedule_delayed_work(&hd3ss3220->output_poll_work, HZ);  in hd3ss3220_probe()
264 	typec_unregister_port(hd3ss3220->port);  in hd3ss3220_probe()
266 	usb_role_switch_put(hd3ss3220->role_sw);  in hd3ss3220_probe()
275 	struct hd3ss3220 *hd3ss3220 = i2c_get_clientdata(client);  in hd3ss3220_remove()  local
277 	if (hd3ss3220->poll)  in hd3ss3220_remove()
278 		cancel_delayed_work_sync(&hd3ss3220->output_poll_work);  in hd3ss3220_remove()
280 	typec_unregister_port(hd3ss3220->port);  in hd3ss3220_remove()
281 	usb_role_switch_put(hd3ss3220->role_sw);  in hd3ss3220_remove()