94  * @client		the i2c_client
105 	struct i2c_client	*client;  member
130 	struct i2c_client *client = ts->client;  in zforce_command()  local
134 	dev_dbg(&client->dev, "%s: 0x%x\n", __func__, cmd);  in zforce_command()
140 	ret = i2c_master_send(client, &buf[0], ARRAY_SIZE(buf));  in zforce_command()
142 		dev_err(&client->dev, "i2c send data request error: %d\n", ret);  in zforce_command()
151 	struct i2c_client *client = ts->client;  in zforce_send_wait()  local
154 	dev_dbg(&client->dev, "sending %d bytes for command 0x%x\n",  in zforce_send_wait()
159 	ret = i2c_master_send(client, buf, len);  in zforce_send_wait()
161 		dev_err(&client->dev, "i2c send data request error: %d\n", ret);  in zforce_send_wait()
165 	dev_dbg(&client->dev, "waiting for result for command 0x%x\n", buf[2]);  in zforce_send_wait()
176 	struct i2c_client *client = ts->client;  in zforce_command_wait()  local
180 	dev_dbg(&client->dev, "%s: 0x%x\n", __func__, cmd);  in zforce_command_wait()
188 		dev_err(&client->dev, "i2c send data request error: %d\n",  in zforce_command_wait()
198 	struct i2c_client *client = ts->client;  in zforce_resolution()  local
203 	dev_dbg(&client->dev, "set resolution to (%d,%d)\n", x, y);  in zforce_resolution()
211 	struct i2c_client *client = ts->client;  in zforce_scan_frequency()  local
217 	dev_dbg(&client->dev,  in zforce_scan_frequency()
226 	struct i2c_client *client = ts->client;  in zforce_setconfig()  local
230 	dev_dbg(&client->dev, "set config to (%d)\n", b1);  in zforce_setconfig()
237 	struct i2c_client *client = ts->client;  in zforce_start()  local
240 	dev_dbg(&client->dev, "starting device\n");  in zforce_start()
244 		dev_err(&client->dev, "Unable to initialize, %d\n", error);  in zforce_start()
250 		dev_err(&client->dev, "Unable to set resolution, %d\n", error);  in zforce_start()
256 		dev_err(&client->dev, "Unable to set scan frequency, %d\n",  in zforce_start()
263 		dev_err(&client->dev, "Unable to set config\n");  in zforce_start()
270 		dev_err(&client->dev, "Unable to request data\n");  in zforce_start()
289 	struct i2c_client *client = ts->client;  in zforce_stop()  local
292 	dev_dbg(&client->dev, "stopping device\n");  in zforce_stop()
297 		dev_err(&client->dev, "could not deactivate device, %d\n",  in zforce_stop()
307 	struct i2c_client *client = ts->client;  in zforce_touch_event()  local
314 		dev_warn(&client->dev,  in zforce_touch_event()
328 			dev_warn(&client->dev, "coordinates (%d,%d) invalid\n",  in zforce_touch_event()
344 		dev_dbg(&client->dev,  in zforce_touch_event()
381 	struct i2c_client *client = ts->client;  in zforce_read_packet()  local
385 	ret = i2c_master_recv(client, buf, 2);  in zforce_read_packet()
387 		dev_err(&client->dev, "error reading header: %d\n", ret);  in zforce_read_packet()
392 		dev_err(&client->dev, "invalid frame start: %d\n", buf[0]);  in zforce_read_packet()
397 		dev_err(&client->dev, "invalid payload length: %d\n",  in zforce_read_packet()
403 	ret = i2c_master_recv(client, &buf[PAYLOAD_BODY], buf[PAYLOAD_LENGTH]);  in zforce_read_packet()
405 		dev_err(&client->dev, "error reading payload: %d\n", ret);  in zforce_read_packet()
409 	dev_dbg(&client->dev, "read %d bytes for response command 0x%x\n",  in zforce_read_packet()
417 	struct i2c_client *client = ts->client;  in zforce_complete()  local
420 		dev_dbg(&client->dev, "completing command 0x%x\n", cmd);  in zforce_complete()
424 		dev_dbg(&client->dev, "command %d not for us\n", cmd);  in zforce_complete()
431 	struct i2c_client *client = ts->client;  in zforce_irq()  local
433 	if (ts->suspended && device_may_wakeup(&client->dev))  in zforce_irq()
434 		pm_wakeup_event(&client->dev, 500);  in zforce_irq()
442 	struct i2c_client *client = ts->client;  in zforce_irq_thread()  local
457 	dev_dbg(&client->dev, "handling interrupt\n");  in zforce_irq_thread()
461 	if (!suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
462 		pm_stay_awake(&client->dev);  in zforce_irq_thread()
476 			dev_err(&client->dev,  in zforce_irq_thread()
489 			if (suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
490 				pm_wakeup_event(&client->dev, 500);  in zforce_irq_thread()
522 			dev_dbg(&ts->client->dev,  in zforce_irq_thread()
531 			dev_err(&ts->client->dev, "invalid command: 0x%x\n",  in zforce_irq_thread()
536 			dev_err(&ts->client->dev,  in zforce_irq_thread()
543 	if (!suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
544 		pm_relax(&client->dev);  in zforce_irq_thread()
546 	dev_dbg(&client->dev, "finished interrupt\n");  in zforce_irq_thread()
561 	struct i2c_client *client = ts->client;  in zforce_input_close()  local
566 		dev_warn(&client->dev, "stopping zforce failed\n");  in zforce_input_close()
571 	struct i2c_client *client = ts->client;  in __zforce_suspend()  local
581 	if (device_may_wakeup(&client->dev)) {  in __zforce_suspend()
582 		dev_dbg(&client->dev, "suspend while being a wakeup source\n");  in __zforce_suspend()
591 		enable_irq_wake(client->irq);  in __zforce_suspend()
593 		dev_dbg(&client->dev,  in __zforce_suspend()
600 		disable_irq(client->irq);  in __zforce_suspend()
609 	struct i2c_client *client = to_i2c_client(dev);  in zforce_suspend()  local
610 	struct zforce_ts *ts = i2c_get_clientdata(client);  in zforce_suspend()
626 	struct i2c_client *client = to_i2c_client(dev);  in zforce_resume()  local
627 	struct zforce_ts *ts = i2c_get_clientdata(client);  in zforce_resume()
635 	if (device_may_wakeup(&client->dev)) {  in zforce_resume()
636 		dev_dbg(&client->dev, "resume from being a wakeup source\n");  in zforce_resume()
638 		disable_irq_wake(client->irq);  in zforce_resume()
647 		dev_dbg(&client->dev, "resume without being a wakeup source\n");  in zforce_resume()
649 		enable_irq(client->irq);  in zforce_resume()
674 	device_property_read_u32(&ts->client->dev, "x-size", &x_max);  in zforce_ts_parse_legacy_properties()
677 	device_property_read_u32(&ts->client->dev, "y-size", &y_max);  in zforce_ts_parse_legacy_properties()
681 static int zforce_probe(struct i2c_client *client)  in zforce_probe()  argument
687 	ts = devm_kzalloc(&client->dev, sizeof(struct zforce_ts), GFP_KERNEL);  in zforce_probe()
691 	ts->gpio_rst = devm_gpiod_get_optional(&client->dev, "reset",  in zforce_probe()
695 		return dev_err_probe(&client->dev, error,  in zforce_probe()
699 		ts->gpio_int = devm_gpiod_get_optional(&client->dev, "irq",  in zforce_probe()
703 			return dev_err_probe(&client->dev, error,  in zforce_probe()
712 		ts->gpio_int = devm_gpiod_get_index(&client->dev, NULL, 0,  in zforce_probe()
717 			return dev_err_probe(&client->dev, error,  in zforce_probe()
721 		ts->gpio_rst = devm_gpiod_get_index(&client->dev, NULL, 1,  in zforce_probe()
725 			return dev_err_probe(&client->dev, error,  in zforce_probe()
729 	error = devm_regulator_get_enable(&client->dev, "vdd");  in zforce_probe()
731 		return dev_err_probe(&client->dev, error,  in zforce_probe()
740 	error = devm_add_action_or_reset(&client->dev, zforce_reset, ts);  in zforce_probe()
742 		return dev_err_probe(&client->dev, error,  in zforce_probe()
746 		 "%s/input0", dev_name(&client->dev));  in zforce_probe()
748 	input_dev = devm_input_allocate_device(&client->dev);  in zforce_probe()
750 		return dev_err_probe(&client->dev, -ENOMEM,  in zforce_probe()
753 	ts->client = client;  in zforce_probe()
766 		return dev_err_probe(&client->dev, -EINVAL, "no size specified");  in zforce_probe()
790 	error = devm_request_threaded_irq(&client->dev, client->irq,  in zforce_probe()
794 		return dev_err_probe(&client->dev, error,  in zforce_probe()
795 				     "irq %d request failed\n", client->irq);  in zforce_probe()
797 	i2c_set_clientdata(client, ts);  in zforce_probe()
804 		dev_warn(&client->dev, "bootcomplete timed out\n");  in zforce_probe()
809 		return dev_err_probe(&client->dev, error, "unable to initialize\n");  in zforce_probe()
814 		dev_err_probe(&client->dev, error, "couldn't get status\n");  in zforce_probe()
824 	device_set_wakeup_capable(&client->dev, true);  in zforce_probe()
828 		return dev_err_probe(&client->dev, error,  in zforce_probe()