1/*
2	Copyright (c) 2002, Thomas Kurschel
3
4
5	Part of Radeon driver
6
7	some utility functions
8*/
9
10#include "OS.h"
11#include "utils.h"
12
13// get ceil( log2( size ))
14int radeon_log2( uint32 x )
15{
16	int res;
17	uint32 tmp;
18
19	for( res = 0, tmp = x ; tmp > 1 ; ++res )
20		tmp >>= 1;
21
22	if( (x & ((1 << res) - 1)) != 0 )
23		++res;
24
25	return res;
26}
27