553  * The difference(d1, d2) between ideal and measured codes stored in trim
557  * gain: k = 1 + ((d2 - d1) / (x2 - x1))
561 		int channel, int d1, int d2)  in twl6030_calibrate_channel()  argument
576 	k = 1000 + (((d2 - d1) * 1000) / (x2 - x1));  in twl6030_calibrate_channel()
586 	dev_dbg(gpadc->dev, "GPADC d2   for Chn: %d = %d\n", channel, d2);  in twl6030_calibrate_channel()
613 	s8 d1, d2;  in twl6030_calibration()  local
634 			d2 = trim_regs[1];  in twl6030_calibration()
642 			d2 = trim_regs[5];  in twl6030_calibration()
646 			d2 = trim_regs[13];  in twl6030_calibration()
650 			d2 = trim_regs[7];  in twl6030_calibration()
654 			d2 = trim_regs[3];  in twl6030_calibration()
658 			d2 = trim_regs[9];  in twl6030_calibration()
662 			d2 = trim_regs[11];  in twl6030_calibration()
666 			d2 = trim_regs[15];  in twl6030_calibration()
673 		d2 = twl6030_gpadc_get_trim_offset(d2);  in twl6030_calibration()
675 		twl6030_calibrate_channel(gpadc, chn, d1, d2);  in twl6030_calibration()
697 	int chn, d1 = 0, d2 = 0, temp;  in twl6032_calibration()  local
728 			d2 = twl6032_get_trim_value(trim_regs, 3, 1, 0x3f,  in twl6032_calibration()
739 			d2 = temp + twl6032_get_trim_value(trim_regs, 9, 7,  in twl6032_calibration()
750 			d2 = temp + twl6032_get_trim_value(trim_regs, 15, 13,  in twl6032_calibration()
756 			d2 = twl6032_get_trim_value(trim_regs, 14, 12, 0x0f,  in twl6032_calibration()
772 			d2 = (trim_regs[5] & 0xFE) >> 1;  in twl6032_calibration()
774 				d2 = -d2;  in twl6032_calibration()
776 			d2 += temp;  in twl6032_calibration()
783 		twl6030_calibrate_channel(gpadc, chn, d1, d2);  in twl6032_calibration()