317 static int ab8500_rtc_set_calibration(struct device *dev, int calibration)  in ab8500_rtc_set_calibration()  argument
329 	if ((calibration < -127) || (calibration > 127)) {  in ab8500_rtc_set_calibration()
339 	if (calibration >= 0)  in ab8500_rtc_set_calibration()
340 		rtccal = 0x7F & calibration;  in ab8500_rtc_set_calibration()
342 		rtccal = ~(calibration - 1) | 0x80;  in ab8500_rtc_set_calibration()
350 static int ab8500_rtc_get_calibration(struct device *dev, int *calibration)  in ab8500_rtc_get_calibration()  argument
364 			*calibration = 0 - (rtccal & 0x7F);  in ab8500_rtc_get_calibration()
366 			*calibration = 0x7F & rtccal;  in ab8500_rtc_get_calibration()
377 	int calibration = 0;  in ab8500_sysfs_store_rtc_calibration()  local
379 	if (sscanf(buf, " %i ", &calibration) != 1) {  in ab8500_sysfs_store_rtc_calibration()
384 	retval = ab8500_rtc_set_calibration(dev, calibration);  in ab8500_sysfs_store_rtc_calibration()
393 	int  calibration = 0;  in ab8500_sysfs_show_rtc_calibration()  local
395 	retval = ab8500_rtc_get_calibration(dev, &calibration);  in ab8500_sysfs_show_rtc_calibration()
402 	return sprintf(buf, "%d\n", calibration);  in ab8500_sysfs_show_rtc_calibration()