omin 415 sound/core/oss/mixer_oss.c static long snd_mixer_oss_conv(long val, long omin, long omax, long nmin, long nmax) omin 417 sound/core/oss/mixer_oss.c long orange = omax - omin, nrange = nmax - nmin; omin 421 sound/core/oss/mixer_oss.c return ((nrange * (val - omin)) + (orange / 2)) / orange + nmin;