421 	int ret = 0, gain_factor;  in sc3338_set_gain_reg()  local
428 	gain_factor = gain * 1000 / 128;  in sc3338_set_gain_reg()
429 	if (gain_factor < 1520) {  in sc3338_set_gain_reg()
432 		fine_dgain = gain_factor * 128 / 1000;  in sc3338_set_gain_reg()
433 	} else if (gain_factor < 3040) {  in sc3338_set_gain_reg()
436 		fine_dgain = gain_factor * 128 / 1520;  in sc3338_set_gain_reg()
437 	} else if (gain_factor < 6080) {  in sc3338_set_gain_reg()
440 		fine_dgain = gain_factor * 128 / 3040;  in sc3338_set_gain_reg()
441 	} else if (gain_factor < 12160) {  in sc3338_set_gain_reg()
444 		fine_dgain = gain_factor * 128 / 6080;  in sc3338_set_gain_reg()
445 	} else if (gain_factor < 24320) {  in sc3338_set_gain_reg()
448 		fine_dgain = gain_factor * 128 / 12160;  in sc3338_set_gain_reg()
449 	} else if (gain_factor < 48640) {  in sc3338_set_gain_reg()
452 		fine_dgain = gain_factor * 128 / 24320;  in sc3338_set_gain_reg()
453 	} else if (gain_factor < 48640 * 2) {  in sc3338_set_gain_reg()
457 		fine_dgain = gain_factor * 128 / 48640;  in sc3338_set_gain_reg()
458 	} else if (gain_factor < 48640 * 4) {  in sc3338_set_gain_reg()
461 		fine_dgain = gain_factor * 128 / 48640 / 2;  in sc3338_set_gain_reg()
462 	} else if (gain_factor < 48640 * 8) {  in sc3338_set_gain_reg()
465 		fine_dgain = gain_factor * 128 / 48640 / 4;  in sc3338_set_gain_reg()
466 	} else if (gain_factor < 48640 * 16) {  in sc3338_set_gain_reg()
469 		fine_dgain = gain_factor * 128 / 48640 / 8;  in sc3338_set_gain_reg()