blob: fbe0fb13bc1e05ad4995e7ab3be67e6dce1a5e0f [file] [log] [blame]
Ben Skeggsd7facf92010-11-03 10:06:43 +10001/*
2 * Copyright (C) 2010 Nouveau Project
3 *
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 */
27
28#include <linux/ratelimit.h>
29
Ben Skeggs8cbe71a2010-11-03 10:45:48 +100030#include "nouveau_util.h"
31
Ben Skeggsd7facf92010-11-03 10:06:43 +100032static DEFINE_RATELIMIT_STATE(nouveau_ratelimit_state, 3 * HZ, 20);
33
Ben Skeggs8cbe71a2010-11-03 10:45:48 +100034void
35nouveau_bitfield_print(const struct nouveau_bitfield *bf, u32 value)
36{
37 while (bf->name) {
38 if (value & bf->mask) {
39 printk(" %s", bf->name);
40 value &= ~bf->mask;
41 }
42
43 bf++;
44 }
45
46 if (value)
47 printk(" (unknown bits 0x%08x)", value);
48}
49
50void
51nouveau_enum_print(const struct nouveau_enum *en, u32 value)
52{
53 while (en->name) {
54 if (value == en->value) {
55 printk("%s", en->name);
56 return;
57 }
58
59 en++;
60 }
61
62 printk("(unknown enum 0x%08x)", value);
63}
64
Ben Skeggsd7facf92010-11-03 10:06:43 +100065int
66nouveau_ratelimit(void)
67{
68 return __ratelimit(&nouveau_ratelimit_state);
69}