189 static int isl1208_set_xtoscb(struct i2c_client *client, int sr, int xtosb_val)  in isl1208_set_xtoscb()  argument
192 	if (!!(sr & ISL1208_REG_SR_XTOSCB) == xtosb_val)  in isl1208_set_xtoscb()
196 		sr |= ISL1208_REG_SR_XTOSCB;  in isl1208_set_xtoscb()
198 		sr &= ~ISL1208_REG_SR_XTOSCB;  in isl1208_set_xtoscb()
200 	return i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);  in isl1208_set_xtoscb()
302 	int sr, dtr, atr, usr;  in isl1208_rtc_proc()  local
304 	sr = isl1208_i2c_get_sr(client);  in isl1208_rtc_proc()
305 	if (sr < 0) {  in isl1208_rtc_proc()
307 		return sr;  in isl1208_rtc_proc()
311 		   (sr & ISL1208_REG_SR_RTCF) ? " RTCF" : "",  in isl1208_rtc_proc()
312 		   (sr & ISL1208_REG_SR_BAT) ? " BAT" : "",  in isl1208_rtc_proc()
313 		   (sr & ISL1208_REG_SR_ALM) ? " ALM" : "",  in isl1208_rtc_proc()
314 		   (sr & ISL1208_REG_SR_WRTC) ? " WRTC" : "",  in isl1208_rtc_proc()
315 		   (sr & ISL1208_REG_SR_XTOSCB) ? " XTOSCB" : "",  in isl1208_rtc_proc()
316 		   (sr & ISL1208_REG_SR_ARST) ? " ARST" : "", sr);  in isl1208_rtc_proc()
319 		   (sr & ISL1208_REG_SR_RTCF) ? "bad" : "okay");  in isl1208_rtc_proc()
340 	int sr;  in isl1208_i2c_read_time()  local
343 	sr = isl1208_i2c_get_sr(client);  in isl1208_i2c_read_time()
344 	if (sr < 0) {  in isl1208_i2c_read_time()
349 	sr = isl1208_i2c_read_regs(client, 0, regs, ISL1208_RTC_SECTION_LEN);  in isl1208_i2c_read_time()
350 	if (sr < 0) {  in isl1208_i2c_read_time()
353 		return sr;  in isl1208_i2c_read_time()
385 	int icr, yr, sr = isl1208_i2c_get_sr(client);  in isl1208_i2c_read_alarm()  local
387 	if (sr < 0) {  in isl1208_i2c_read_alarm()
389 		return sr;  in isl1208_i2c_read_alarm()
392 	sr = isl1208_i2c_read_regs(client, ISL1208_REG_SCA, regs,  in isl1208_i2c_read_alarm()
394 	if (sr < 0) {  in isl1208_i2c_read_alarm()
397 		return sr;  in isl1208_i2c_read_alarm()
481 	int sr;  in isl1208_i2c_set_time()  local
501 	sr = isl1208_i2c_get_sr(client);  in isl1208_i2c_set_time()
502 	if (sr < 0) {  in isl1208_i2c_set_time()
504 		return sr;  in isl1208_i2c_set_time()
508 	sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR,  in isl1208_i2c_set_time()
509 				       sr | ISL1208_REG_SR_WRTC);  in isl1208_i2c_set_time()
510 	if (sr < 0) {  in isl1208_i2c_set_time()
512 		return sr;  in isl1208_i2c_set_time()
516 	sr = isl1208_i2c_set_regs(client, 0, regs, ISL1208_RTC_SECTION_LEN);  in isl1208_i2c_set_time()
517 	if (sr < 0) {  in isl1208_i2c_set_time()
520 		return sr;  in isl1208_i2c_set_time()
524 	sr = isl1208_i2c_get_sr(client);  in isl1208_i2c_set_time()
525 	if (sr < 0) {  in isl1208_i2c_set_time()
527 		return sr;  in isl1208_i2c_set_time()
529 	sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR,  in isl1208_i2c_set_time()
530 				       sr & ~ISL1208_REG_SR_WRTC);  in isl1208_i2c_set_time()
531 	if (sr < 0) {  in isl1208_i2c_set_time()
533 		return sr;  in isl1208_i2c_set_time()
562 	int sr;  in timestamp0_store()  local
564 	sr = isl1208_i2c_get_sr(client);  in timestamp0_store()
565 	if (sr < 0) {  in timestamp0_store()
567 		return sr;  in timestamp0_store()
570 	sr &= ~ISL1208_REG_SR_EVT;  in timestamp0_store()
572 	sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);  in timestamp0_store()
573 	if (sr < 0)  in timestamp0_store()
586 	int sr;  in timestamp0_show()  local
588 	sr = isl1208_i2c_get_sr(client);  in timestamp0_show()
589 	if (sr < 0) {  in timestamp0_show()
591 		return sr;  in timestamp0_show()
594 	if (!(sr & ISL1208_REG_SR_EVT))  in timestamp0_show()
597 	sr = isl1208_i2c_read_regs(client, ISL1219_REG_SCT, regs,  in timestamp0_show()
599 	if (sr < 0) {  in timestamp0_show()
614 	sr = rtc_valid_tm(&tm);  in timestamp0_show()
615 	if (sr)  in timestamp0_show()
616 		return sr;  in timestamp0_show()
630 	int handled = 0, sr, err;  in isl1208_rtc_interrupt()  local
650 		sr = isl1208_i2c_get_sr(client);  in isl1208_rtc_interrupt()
651 		if (sr >= 0)  in isl1208_rtc_interrupt()
657 			return sr;  in isl1208_rtc_interrupt()
661 	if (sr & ISL1208_REG_SR_ALM) {  in isl1208_rtc_interrupt()
674 		sr &= ~ISL1208_REG_SR_ALM;  in isl1208_rtc_interrupt()
675 		sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);  in isl1208_rtc_interrupt()
676 		if (sr < 0)  in isl1208_rtc_interrupt()
683 	if (isl1208->config->has_tamper && (sr & ISL1208_REG_SR_EVT)) {  in isl1208_rtc_interrupt()
862 	int sr;  in isl1208_probe()  local
905 	sr = isl1208_i2c_get_sr(client);  in isl1208_probe()
906 	if (sr < 0) {  in isl1208_probe()
908 		return sr;  in isl1208_probe()
914 	rc = isl1208_set_xtoscb(client, sr, xtosb_val);  in isl1208_probe()
918 	if (sr & ISL1208_REG_SR_RTCF)  in isl1208_probe()