1 | /* $NetBSD: nouveau_core_option.c,v 1.1.1.1 2014/08/06 12:36:24 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_option.c,v 1.1.1.1 2014/08/06 12:36:24 riastradh Exp $" ); |
29 | |
30 | #include <core/option.h> |
31 | #include <core/debug.h> |
32 | |
33 | const char * |
34 | nouveau_stropt(const char *optstr, const char *opt, int *arglen) |
35 | { |
36 | while (optstr && *optstr != '\0') { |
37 | int len = strcspn(optstr, ",=" ); |
38 | switch (optstr[len]) { |
39 | case '=': |
40 | if (!strncasecmpz(optstr, opt, len)) { |
41 | optstr += len + 1; |
42 | *arglen = strcspn(optstr, ",=" ); |
43 | return *arglen ? optstr : NULL; |
44 | } |
45 | optstr++; |
46 | break; |
47 | case ',': |
48 | optstr++; |
49 | break; |
50 | default: |
51 | break; |
52 | } |
53 | optstr += len; |
54 | } |
55 | |
56 | return NULL; |
57 | } |
58 | |
59 | bool |
60 | nouveau_boolopt(const char *optstr, const char *opt, bool value) |
61 | { |
62 | int arglen; |
63 | |
64 | optstr = nouveau_stropt(optstr, opt, &arglen); |
65 | if (optstr) { |
66 | if (!strncasecmpz(optstr, "0" , arglen) || |
67 | !strncasecmpz(optstr, "no" , arglen) || |
68 | !strncasecmpz(optstr, "off" , arglen) || |
69 | !strncasecmpz(optstr, "false" , arglen)) |
70 | value = false; |
71 | else |
72 | if (!strncasecmpz(optstr, "1" , arglen) || |
73 | !strncasecmpz(optstr, "yes" , arglen) || |
74 | !strncasecmpz(optstr, "on" , arglen) || |
75 | !strncasecmpz(optstr, "true" , arglen)) |
76 | value = true; |
77 | } |
78 | |
79 | return value; |
80 | } |
81 | |
82 | int |
83 | nouveau_dbgopt(const char *optstr, const char *sub) |
84 | { |
85 | int mode = 1, level = CONFIG_NOUVEAU_DEBUG_DEFAULT; |
86 | |
87 | while (optstr) { |
88 | int len = strcspn(optstr, ",=" ); |
89 | switch (optstr[len]) { |
90 | case '=': |
91 | if (strncasecmpz(optstr, sub, len)) |
92 | mode = 0; |
93 | optstr++; |
94 | break; |
95 | default: |
96 | if (mode) { |
97 | if (!strncasecmpz(optstr, "fatal" , len)) |
98 | level = NV_DBG_FATAL; |
99 | else if (!strncasecmpz(optstr, "error" , len)) |
100 | level = NV_DBG_ERROR; |
101 | else if (!strncasecmpz(optstr, "warn" , len)) |
102 | level = NV_DBG_WARN; |
103 | else if (!strncasecmpz(optstr, "info" , len)) |
104 | level = NV_DBG_INFO_NORMAL; |
105 | else if (!strncasecmpz(optstr, "debug" , len)) |
106 | level = NV_DBG_DEBUG; |
107 | else if (!strncasecmpz(optstr, "trace" , len)) |
108 | level = NV_DBG_TRACE; |
109 | else if (!strncasecmpz(optstr, "paranoia" , len)) |
110 | level = NV_DBG_PARANOIA; |
111 | else if (!strncasecmpz(optstr, "spam" , len)) |
112 | level = NV_DBG_SPAM; |
113 | } |
114 | |
115 | if (optstr[len] != '\0') { |
116 | optstr++; |
117 | mode = 1; |
118 | break; |
119 | } |
120 | |
121 | return level; |
122 | } |
123 | optstr += len; |
124 | } |
125 | |
126 | return level; |
127 | } |
128 | |