1/* $NetBSD: nouveau_core_printk.c,v 1.2 2014/08/06 15:01:33 riastradh Exp $ */
2
3/*
4 * Copyright 2012 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26
27#include <sys/cdefs.h>
28__KERNEL_RCSID(0, "$NetBSD: nouveau_core_printk.c,v 1.2 2014/08/06 15:01:33 riastradh Exp $");
29
30#include <core/object.h>
31#include <core/client.h>
32#include <core/subdev.h>
33#include <core/printk.h>
34
35int nv_info_debug_level = NV_DBG_INFO_NORMAL;
36
37void
38nv_printk_(struct nouveau_object *object, int level, const char *fmt, ...)
39{
40 static const char name[] = { '!', 'E', 'W', ' ', 'D', 'T', 'P', 'S' };
41 const char *pfx;
42 char mfmt[256];
43 va_list args;
44
45 switch (level) {
46 case NV_DBG_FATAL:
47 pfx = KERN_CRIT;
48 break;
49 case NV_DBG_ERROR:
50 pfx = KERN_ERR;
51 break;
52 case NV_DBG_WARN:
53 pfx = KERN_WARNING;
54 break;
55 case NV_DBG_INFO_NORMAL:
56 pfx = KERN_INFO;
57 break;
58 case NV_DBG_DEBUG:
59 case NV_DBG_PARANOIA:
60 case NV_DBG_TRACE:
61 case NV_DBG_SPAM:
62 default:
63 pfx = KERN_DEBUG;
64 break;
65 }
66
67 if (object && !nv_iclass(object, NV_CLIENT_CLASS)) {
68 struct nouveau_object *device = object;
69 struct nouveau_object *subdev = object;
70 char obuf[64];
71 const char *ofmt = "";
72
73 if (object->engine) {
74 snprintf(obuf, sizeof(obuf), "[0x%08x][%p]",
75 nv_hclass(object), object);
76 ofmt = obuf;
77 subdev = object->engine;
78 device = object->engine;
79 }
80
81 if (subdev->parent)
82 device = subdev->parent;
83
84 if (level > nv_subdev(subdev)->debug)
85 return;
86
87 snprintf(mfmt, sizeof(mfmt), "%snouveau %c[%8s][%s]%s %s", pfx,
88 name[level], nv_subdev(subdev)->name,
89 nv_device(device)->name, ofmt, fmt);
90 } else
91 if (object && nv_iclass(object, NV_CLIENT_CLASS)) {
92 if (level > nv_client(object)->debug)
93 return;
94
95 snprintf(mfmt, sizeof(mfmt), "%snouveau %c[%8s] %s", pfx,
96 name[level], nv_client(object)->name, fmt);
97 } else {
98 snprintf(mfmt, sizeof(mfmt), "%snouveau: %s", pfx, fmt);
99 }
100
101 va_start(args, fmt);
102 vprintk(mfmt, args);
103 va_end(args);
104}
105