32 	struct i2c_client *client;  member
97 static int goodix_i2c_read(struct i2c_client *client,  in goodix_i2c_read()  argument
105 	msgs[0].addr  = client->addr;  in goodix_i2c_read()
110 	msgs[1].addr  = client->addr;  in goodix_i2c_read()
114 	ret = i2c_transfer(client->adapter, msgs, 2);  in goodix_i2c_read()
123 	error = goodix_i2c_read(ts->client, GOODIX_READ_COOR_ADDR, data,  in goodix_ts_read_input_report()
126 		dev_err(&ts->client->dev, "I2C transfer error: %d\n", error);  in goodix_ts_read_input_report()
139 		error = goodix_i2c_read(ts->client,  in goodix_ts_read_input_report()
214 	if (i2c_master_send(ts->client, end_cmd, sizeof(end_cmd)) < 0)  in goodix_ts_irq_handler()
215 		dev_err(&ts->client->dev, "I2C write end_cmd error\n");  in goodix_ts_irq_handler()
232 	error = goodix_i2c_read(ts->client, GOODIX_REG_CONFIG_DATA,  in goodix_read_config()
236 		dev_warn(&ts->client->dev,  in goodix_read_config()
251 		dev_err(&ts->client->dev,  in goodix_read_config()
260 		dev_dbg(&ts->client->dev,  in goodix_read_config()
271 static int goodix_read_version(struct i2c_client *client, u16 *version, u16 *id)  in goodix_read_version()  argument
277 	error = goodix_i2c_read(client, GOODIX_REG_ID, buf, sizeof(buf));  in goodix_read_version()
279 		dev_err(&client->dev, "read version failed: %d\n", error);  in goodix_read_version()
290 	dev_info(&client->dev, "ID %d, version: %04x\n", *id, *version);  in goodix_read_version()
300 static int goodix_i2c_test(struct i2c_client *client)  in goodix_i2c_test()  argument
307 		error = goodix_i2c_read(client, GOODIX_REG_CONFIG_DATA,  in goodix_i2c_test()
312 		dev_err(&client->dev, "i2c test failed attempt %d: %d\n",  in goodix_i2c_test()
334 	ts->input_dev = devm_input_allocate_device(&ts->client->dev);  in goodix_request_input_dev()
336 		dev_err(&ts->client->dev, "Failed to allocate input device.");  in goodix_request_input_dev()
359 		dev_err(&ts->client->dev,  in goodix_request_input_dev()
367 static int goodix_ts_probe(struct i2c_client *client,  in goodix_ts_probe()  argument
375 	dev_dbg(&client->dev, "I2C Address: 0x%02x\n", client->addr);  in goodix_ts_probe()
377 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in goodix_ts_probe()
378 		dev_err(&client->dev, "I2C check functionality failed.\n");  in goodix_ts_probe()
382 	ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);  in goodix_ts_probe()
386 	ts->client = client;  in goodix_ts_probe()
387 	i2c_set_clientdata(client, ts);  in goodix_ts_probe()
389 	error = goodix_i2c_test(client);  in goodix_ts_probe()
391 		dev_err(&client->dev, "I2C communication failure: %d\n", error);  in goodix_ts_probe()
395 	error = goodix_read_version(client, &version_info, &id_info);  in goodix_ts_probe()
397 		dev_err(&client->dev, "Read version failed.\n");  in goodix_ts_probe()
408 	error = devm_request_threaded_irq(&ts->client->dev, client->irq,  in goodix_ts_probe()
410 					  irq_flags, client->name, ts);  in goodix_ts_probe()
412 		dev_err(&client->dev, "request IRQ failed: %d\n", error);  in goodix_ts_probe()