input/keyboard/pmic8xxx-keypad.c

131 	int rc;
134 	rc = regmap_read(kp->regmap, KEYP_SCAN, &scan_val);
135 	if (rc < 0) {
136 		dev_err(kp->dev, "Error reading KEYP_SCAN reg, rc=%d\n", rc);
137 		return rc;
142 	rc = regmap_write(kp->regmap, KEYP_SCAN, scan_val);
143 	if (rc < 0) {
144 		dev_err(kp->dev, "Error writing KEYP_SCAN reg, rc=%d\n", rc);
145 		return rc;
151 	return rc;
157 	int rc, row;
161 		rc = regmap_read(kp->regmap, data_reg, &val);
162 		if (rc)
163 			return rc;
174 	int rc, read_rows;
185 		rc = pmic8xxx_kp_read_data(kp, old_state, KEYP_OLD_DATA,
187 		if (rc < 0) {
189 				"Error reading KEYP_OLD_DATA, rc=%d\n", rc);
190 			return rc;
194 	rc = pmic8xxx_kp_read_data(kp, new_state, KEYP_RECENT_DATA,
196 	if (rc < 0) {
198 			"Error reading KEYP_RECENT_DATA, rc=%d\n", rc);
199 		return rc;
205 	rc = regmap_read(kp->regmap, KEYP_SCAN, &scan_val);
206 	if (rc < 0) {
207 		dev_err(kp->dev, "Error reading KEYP_SCAN reg, rc=%d\n", rc);
208 		return rc;
212 	rc = regmap_write(kp->regmap, KEYP_SCAN, scan_val);
213 	if (rc < 0)
214 		dev_err(kp->dev, "Error writing KEYP_SCAN reg, rc=%d\n", rc);
216 	return rc;
278 	int rc;
282 		rc = pmic8xxx_kp_read_matrix(kp, new_state, NULL);
283 		if (rc < 0)
284 			return rc;
293 		rc = pmic8xxx_kp_read_matrix(kp, new_state, old_state);
294 		if (rc < 0)
295 			return rc;
303 		rc = pmic8xxx_kp_read_matrix(kp, new_state, old_state);
304 		if (rc < 0)
305 			return rc;
311 		rc = -EINVAL;
313 	return rc;
331 	int rc;
334 	rc = pmic8xxx_kp_read_matrix(kp, new_state, old_state);
335 	if (rc < 0) {
349 	int rc;
351 	rc = regmap_read(kp->regmap, KEYP_CTRL, &ctrl_val);
352 	if (rc < 0) {
359 	rc = pmic8xxx_kp_scan_matrix(kp, events);
360 	if (rc < 0)
373 	int bits, rc, cycles;
395 	rc = regmap_write(kp->regmap, KEYP_CTRL, ctrl_val);
396 	if (rc < 0) {
397 		dev_err(kp->dev, "Error writing KEYP_CTRL reg, rc=%d\n", rc);
398 		return rc;
442 	rc = regmap_write(kp->regmap, KEYP_SCAN, scan_val);
443 	if (rc)
444 		dev_err(kp->dev, "Error writing KEYP_SCAN reg, rc=%d\n", rc);
446 	return rc;
452 	int rc;
456 	rc = regmap_write(kp->regmap, KEYP_CTRL, kp->ctrl_reg);
457 	if (rc < 0)
458 		dev_err(kp->dev, "Error writing KEYP_CTRL reg, rc=%d\n", rc);
460 	return rc;
465 	int rc;
469 	rc = regmap_write(kp->regmap, KEYP_CTRL, kp->ctrl_reg);
470 	if (rc < 0)
471 		return rc;
473 	return rc;
507 	int rc;
510 	rc = matrix_keypad_parse_properties(&pdev->dev, &rows, &cols);
511 	if (rc)
512 		return rc;
565 	rc = matrix_keypad_build_keymap(NULL, NULL,
568 	if (rc) {
570 		return rc;
583 	rc = pmic8xxx_kpd_init(kp, pdev);
584 	if (rc < 0) {
586 		return rc;
589 	rc = devm_request_any_context_irq(&pdev->dev, kp->key_sense_irq,
592 	if (rc < 0) {
594 		return rc;
597 	rc = devm_request_any_context_irq(&pdev->dev, kp->key_stuck_irq,
600 	if (rc < 0) {
602 		return rc;
605 	rc = regmap_read(kp->regmap, KEYP_CTRL, &ctrl_val);
606 	if (rc < 0) {
608 		return rc;
613 	rc = input_register_device(kp->input);
614 	if (rc < 0) {
616 		return rc;