/*
        Copyright (c) 2002, Thomas Kurschel


        Part of Radeon driver

        some utility functions
*/

#include "OS.h"
#include "utils.h"

// get ceil( log2( size ))
int radeon_log2( uint32 x )
{
        int res;
        uint32 tmp;

        for( res = 0, tmp = x ; tmp > 1 ; ++res )
                tmp >>= 1;

        if( (x & ((1 << res) - 1)) != 0 )
                ++res;

        return res;
}