3 * Texas Instruments, <www.ti.com>
4 * Aneesh V <aneesh@ti.com>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 static inline s32 log_2_n_round_up(u32 n)
38 return log2n + 1; /* not power of 2 - round up */
40 return log2n; /* power of 2 */
43 static inline s32 log_2_n_round_down(u32 n)