38 	ssize_t retval;  in date_show()  local
41 	retval = rtc_read_time(to_rtc_device(dev), &tm);  in date_show()
42 	if (retval == 0) {  in date_show()
43 		retval = sprintf(buf, "%04d-%02d-%02d\n",  in date_show()
47 	return retval;  in date_show()
54 	ssize_t retval;  in time_show()  local
57 	retval = rtc_read_time(to_rtc_device(dev), &tm);  in time_show()
58 	if (retval == 0) {  in time_show()
59 		retval = sprintf(buf, "%02d:%02d:%02d\n",  in time_show()
63 	return retval;  in time_show()
70 	ssize_t retval;  in since_epoch_show()  local
73 	retval = rtc_read_time(to_rtc_device(dev), &tm);  in since_epoch_show()
74 	if (retval == 0) {  in since_epoch_show()
78 		retval = sprintf(buf, "%lld\n", time);  in since_epoch_show()
81 	return retval;  in since_epoch_show()
135 	ssize_t retval;  in wakealarm_show()  local
147 	retval = rtc_read_alarm(to_rtc_device(dev), &alm);  in wakealarm_show()
148 	if (retval == 0 && alm.enabled) {  in wakealarm_show()
150 		retval = sprintf(buf, "%lld\n", alarm);  in wakealarm_show()
153 	return retval;  in wakealarm_show()
160 	ssize_t retval;  in wakealarm_store()  local
171 	retval = rtc_read_time(rtc, &alm.time);  in wakealarm_store()
172 	if (retval < 0)  in wakealarm_store()
173 		return retval;  in wakealarm_store()
185 	retval = kstrtos64(buf_ptr, 0, &alarm);  in wakealarm_store()
186 	if (retval)  in wakealarm_store()
187 		return retval;  in wakealarm_store()
196 		retval = rtc_read_alarm(rtc, &alm);  in wakealarm_store()
197 		if (retval < 0)  in wakealarm_store()
198 			return retval;  in wakealarm_store()
218 	retval = rtc_set_alarm(rtc, &alm);  in wakealarm_store()
219 	return (retval < 0) ? retval : n;  in wakealarm_store()
226 	ssize_t retval;  in offset_show()  local
229 	retval = rtc_read_offset(to_rtc_device(dev), &offset);  in offset_show()
230 	if (retval == 0)  in offset_show()
231 		retval = sprintf(buf, "%ld\n", offset);  in offset_show()
233 	return retval;  in offset_show()
240 	ssize_t retval;  in offset_store()  local
243 	retval = kstrtol(buf, 10, &offset);  in offset_store()
244 	if (retval == 0)  in offset_store()
245 		retval = rtc_set_offset(to_rtc_device(dev), offset);  in offset_store()
247 	return (retval < 0) ? retval : n;  in offset_store()