| 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 | |