input/touchscreen/stmfts.c

114 	int err;
120 			err = regulator_enable(sdata->ledvdd);
121 			if (err) {
124 					 err);
125 				return err;
303 	int err;
307 	err = stmfts_read_events(sdata);
308 	if (unlikely(err))
310 			"failed to read events: %d\n", err);
320 	int err;
324 	err = i2c_smbus_write_byte(sdata->client, cmd);
325 	if (err)
326 		return err;
338 	int err;
340 	err = pm_runtime_resume_and_get(&sdata->client->dev);
341 	if (err)
342 		return err;
344 	err = i2c_smbus_write_byte(sdata->client, STMFTS_MS_MT_SENSE_ON);
345 	if (err) {
347 		return err;
354 		err = i2c_smbus_write_byte(sdata->client,
356 		if (err)
363 		err = i2c_smbus_write_byte(sdata->client,
365 		if (err)
377 	int err;
379 	err = i2c_smbus_write_byte(sdata->client, STMFTS_MS_MT_SENSE_OFF);
380 	if (err)
382 			 "failed to disable touchscreen: %d\n", err);
389 		err = i2c_smbus_write_byte(sdata->client,
391 		if (err)
393 				 "failed to disable hover: %d\n", err);
398 		err = i2c_smbus_write_byte(sdata->client,
400 		if (err)
402 				 "failed to disable touchkey: %d\n", err);
453 	int err;
455 	err = i2c_smbus_read_i2c_block_data(sdata->client, STMFTS_READ_STATUS,
457 	if (err)
458 		return err;
477 	int err = 0;
488 		err = i2c_smbus_write_byte(sdata->client,
492 	if (!err)
524 	int err;
527 	err = regulator_bulk_enable(ARRAY_SIZE(sdata->regulators),
529 	if (err)
530 		return err;
538 	err = i2c_smbus_read_i2c_block_data(sdata->client, STMFTS_READ_INFO,
540 	if (err < 0)
541 		return err;
542 	if (err != sizeof(reg))
555 	err = stmfts_command(sdata, STMFTS_SYSTEM_RESET);
556 	if (err)
557 		return err;
559 	err = stmfts_command(sdata, STMFTS_SLEEP_OUT);
560 	if (err)
561 		return err;
564 	err = stmfts_command(sdata, STMFTS_MS_CX_TUNING);
565 	if (err)
567 			 "failed to perform mutual auto tune: %d\n", err);
570 	err = stmfts_command(sdata, STMFTS_SS_CX_TUNING);
571 	if (err)
573 			 "failed to perform self auto tune: %d\n", err);
575 	err = stmfts_command(sdata, STMFTS_FULL_FORCE_CALIBRATION);
576 	if (err)
577 		return err;
602 	int err;
615 	err = devm_led_classdev_register(&sdata->client->dev, &sdata->led_cdev);
616 	if (err) {
618 		return err;
626 	int err;
646 	err = devm_regulator_bulk_get(&client->dev,
649 	if (err)
650 		return err;
678 	err = input_mt_init_slots(sdata->input,
680 	if (err)
681 		return err;
692 	err = devm_request_threaded_irq(&client->dev, client->irq,
696 	if (err)
697 		return err;
701 	err = stmfts_power_on(sdata);
702 	if (err)
703 		return err;
705 	err = devm_add_action_or_reset(&client->dev, stmfts_power_off, sdata);
706 	if (err)
707 		return err;
709 	err = input_register_device(sdata->input);
710 	if (err)
711 		return err;
714 		err = stmfts_enable_led(sdata);
715 		if (err) {