#define DC_MAX    32767
#define DC_OFFSET 2992

void fix_aic31( unsigned short *src, int num )
{
        while( num-- ) {
                unsigned short s = *src;
                if( s < DC_MAX - DC_OFFSET )
                        *src++ = s + DC_OFFSET;
                else
                        *src++ = DC_MAX;
        }
}