107 	struct i2c_client	*client;  member
137 	struct i2c_client *client = ts->client;  in zforce_command()  local
141 	dev_dbg(&client->dev, "%s: 0x%x\n", __func__, cmd);  in zforce_command()
148 	ret = i2c_master_send(client, &buf[0], ARRAY_SIZE(buf));  in zforce_command()
151 		dev_err(&client->dev, "i2c send data request error: %d\n", ret);  in zforce_command()
170 	struct i2c_client *client = ts->client;  in zforce_send_wait()  local
175 		dev_err(&client->dev, "already waiting for a command\n");  in zforce_send_wait()
179 	dev_dbg(&client->dev, "sending %d bytes for command 0x%x\n",  in zforce_send_wait()
185 	ret = i2c_master_send(client, buf, len);  in zforce_send_wait()
188 		dev_err(&client->dev, "i2c send data request error: %d\n", ret);  in zforce_send_wait()
192 	dev_dbg(&client->dev, "waiting for result for command 0x%x\n", buf[2]);  in zforce_send_wait()
208 	struct i2c_client *client = ts->client;  in zforce_command_wait()  local
212 	dev_dbg(&client->dev, "%s: 0x%x\n", __func__, cmd);  in zforce_command_wait()
220 		dev_err(&client->dev, "i2c send data request error: %d\n", ret);  in zforce_command_wait()
229 	struct i2c_client *client = ts->client;  in zforce_resolution()  local
234 	dev_dbg(&client->dev, "set resolution to (%d,%d)\n", x, y);  in zforce_resolution()
242 	struct i2c_client *client = ts->client;  in zforce_scan_frequency()  local
248 	dev_dbg(&client->dev,  in zforce_scan_frequency()
257 	struct i2c_client *client = ts->client;  in zforce_setconfig()  local
261 	dev_dbg(&client->dev, "set config to (%d)\n", b1);  in zforce_setconfig()
268 	struct i2c_client *client = ts->client;  in zforce_start()  local
272 	dev_dbg(&client->dev, "starting device\n");  in zforce_start()
276 		dev_err(&client->dev, "Unable to initialize, %d\n", ret);  in zforce_start()
282 		dev_err(&client->dev, "Unable to set resolution, %d\n", ret);  in zforce_start()
288 		dev_err(&client->dev, "Unable to set scan frequency, %d\n",  in zforce_start()
295 		dev_err(&client->dev, "Unable to set config\n");  in zforce_start()
302 		dev_err(&client->dev, "Unable to request data\n");  in zforce_start()
321 	struct i2c_client *client = ts->client;  in zforce_stop()  local
324 	dev_dbg(&client->dev, "stopping device\n");  in zforce_stop()
329 		dev_err(&client->dev, "could not deactivate device, %d\n",  in zforce_stop()
339 	struct i2c_client *client = ts->client;  in zforce_touch_event()  local
346 		dev_warn(&client->dev,  in zforce_touch_event()
360 			dev_warn(&client->dev, "coordinates (%d,%d) invalid\n",  in zforce_touch_event()
378 		dev_dbg(&client->dev,  in zforce_touch_event()
418 	struct i2c_client *client = ts->client;  in zforce_read_packet()  local
424 	ret = i2c_master_recv(client, buf, 2);  in zforce_read_packet()
426 		dev_err(&client->dev, "error reading header: %d\n", ret);  in zforce_read_packet()
431 		dev_err(&client->dev, "invalid frame start: %d\n", buf[0]);  in zforce_read_packet()
437 		dev_err(&client->dev, "invalid payload length: %d\n",  in zforce_read_packet()
444 	ret = i2c_master_recv(client, &buf[PAYLOAD_BODY], buf[PAYLOAD_LENGTH]);  in zforce_read_packet()
446 		dev_err(&client->dev, "error reading payload: %d\n", ret);  in zforce_read_packet()
450 	dev_dbg(&client->dev, "read %d bytes for response command 0x%x\n",  in zforce_read_packet()
460 	struct i2c_client *client = ts->client;  in zforce_complete()  local
463 		dev_dbg(&client->dev, "completing command 0x%x\n", cmd);  in zforce_complete()
467 		dev_dbg(&client->dev, "command %d not for us\n", cmd);  in zforce_complete()
474 	struct i2c_client *client = ts->client;  in zforce_irq()  local
476 	if (ts->suspended && device_may_wakeup(&client->dev))  in zforce_irq()
477 		pm_wakeup_event(&client->dev, 500);  in zforce_irq()
485 	struct i2c_client *client = ts->client;  in zforce_irq_thread()  local
499 	dev_dbg(&client->dev, "handling interrupt\n");  in zforce_irq_thread()
502 	if (!ts->suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
503 		pm_stay_awake(&client->dev);  in zforce_irq_thread()
517 			dev_err(&client->dev,  in zforce_irq_thread()
530 			if (ts->suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
531 				pm_wakeup_event(&client->dev, 500);  in zforce_irq_thread()
562 			dev_dbg(&ts->client->dev,  in zforce_irq_thread()
571 			dev_err(&ts->client->dev, "invalid command: 0x%x\n",  in zforce_irq_thread()
576 			dev_err(&ts->client->dev,  in zforce_irq_thread()
583 	if (!ts->suspending && device_may_wakeup(&client->dev))  in zforce_irq_thread()
584 		pm_relax(&client->dev);  in zforce_irq_thread()
586 	dev_dbg(&client->dev, "finished interrupt\n");  in zforce_irq_thread()
601 	struct i2c_client *client = ts->client;  in zforce_input_close()  local
606 		dev_warn(&client->dev, "stopping zforce failed\n");  in zforce_input_close()
613 	struct i2c_client *client = to_i2c_client(dev);  in zforce_suspend()  local
614 	struct zforce_ts *ts = i2c_get_clientdata(client);  in zforce_suspend()
625 	if (device_may_wakeup(&client->dev)) {  in zforce_suspend()
626 		dev_dbg(&client->dev, "suspend while being a wakeup source\n");  in zforce_suspend()
635 		enable_irq_wake(client->irq);  in zforce_suspend()
637 		dev_dbg(&client->dev,  in zforce_suspend()
644 		disable_irq(client->irq);  in zforce_suspend()
658 	struct i2c_client *client = to_i2c_client(dev);  in zforce_resume()  local
659 	struct zforce_ts *ts = i2c_get_clientdata(client);  in zforce_resume()
667 	if (device_may_wakeup(&client->dev)) {  in zforce_resume()
668 		dev_dbg(&client->dev, "resume from being a wakeup source\n");  in zforce_resume()
670 		disable_irq_wake(client->irq);  in zforce_resume()
679 		dev_dbg(&client->dev, "resume without being a wakeup source\n");  in zforce_resume()
681 		enable_irq(client->irq);  in zforce_resume()
735 static int zforce_probe(struct i2c_client *client,  in zforce_probe()  argument
738 	const struct zforce_ts_platdata *pdata = dev_get_platdata(&client->dev);  in zforce_probe()
744 		pdata = zforce_parse_dt(&client->dev);  in zforce_probe()
749 	ts = devm_kzalloc(&client->dev, sizeof(struct zforce_ts), GFP_KERNEL);  in zforce_probe()
753 	ts->gpio_rst = devm_gpiod_get_optional(&client->dev, "reset",  in zforce_probe()
757 		dev_err(&client->dev,  in zforce_probe()
763 		ts->gpio_int = devm_gpiod_get_optional(&client->dev, "irq",  in zforce_probe()
767 			dev_err(&client->dev,  in zforce_probe()
778 		ts->gpio_int = devm_gpiod_get_index(&client->dev, NULL, 0,  in zforce_probe()
782 			dev_err(&client->dev,  in zforce_probe()
788 		ts->gpio_rst = devm_gpiod_get_index(&client->dev, NULL, 1,  in zforce_probe()
792 			dev_err(&client->dev,  in zforce_probe()
798 	ts->reg_vdd = devm_regulator_get_optional(&client->dev, "vdd");  in zforce_probe()
815 	ret = devm_add_action(&client->dev, zforce_reset, ts);  in zforce_probe()
817 		dev_err(&client->dev, "failed to register reset action, %d\n",  in zforce_probe()
828 		 "%s/input0", dev_name(&client->dev));  in zforce_probe()
830 	input_dev = devm_input_allocate_device(&client->dev);  in zforce_probe()
832 		dev_err(&client->dev, "could not allocate input device\n");  in zforce_probe()
840 	ts->client = client;  in zforce_probe()
878 	ret = devm_request_threaded_irq(&client->dev, client->irq,  in zforce_probe()
883 		dev_err(&client->dev, "irq %d request failed\n", client->irq);  in zforce_probe()
887 	i2c_set_clientdata(client, ts);  in zforce_probe()
894 		dev_warn(&client->dev, "bootcomplete timed out\n");  in zforce_probe()
899 		dev_err(&client->dev, "unable to initialize, %d\n", ret);  in zforce_probe()
906 		dev_err(&client->dev, "couldn't get status, %d\n", ret);  in zforce_probe()
916 	device_set_wakeup_capable(&client->dev, true);  in zforce_probe()
920 		dev_err(&client->dev, "could not register input device, %d\n",  in zforce_probe()