diff options
Diffstat (limited to 'linux/drm_init.h')
| -rw-r--r-- | linux/drm_init.h | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/linux/drm_init.h b/linux/drm_init.h deleted file mode 100644 index ae6ecbf9..00000000 --- a/linux/drm_init.h +++ /dev/null @@ -1,128 +0,0 @@ -/** - * \file drm_init.h - * Setup/Cleanup for DRM - * - * \author Rickard E. (Rik) Faith <faith@valinux.com> - * \author Gareth Hughes <gareth@valinux.com> - */ - -/* - * Created: Mon Jan 4 08:58:31 1999 by faith@valinux.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ - -#include "drmP.h" - -/** Debug flags. Set by parse_option(). */ -#if 0 -int DRM(flags) = DRM_FLAG_DEBUG; -#else -int DRM(flags) = 0; -#endif - -/** - * Parse a single option. - * - * \param s option string. - * - * \sa See parse_options() for details. - */ -static void DRM(parse_option)(char *s) -{ - char *c, *r; - - DRM_DEBUG("\"%s\"\n", s); - if (!s || !*s) return; - for (c = s; *c && *c != ':'; c++); /* find : or \0 */ - if (*c) r = c + 1; else r = NULL; /* remember remainder */ - *c = '\0'; /* terminate */ - if (!strcmp(s, "debug")) { - DRM(flags) |= DRM_FLAG_DEBUG; - DRM_INFO("Debug messages ON\n"); - return; - } - DRM_ERROR("\"%s\" is not a valid option\n", s); - return; -} - -/** - * Parse the insmod "drm_opts=" options, or the command-line - * options passed to the kernel via LILO. - * - * \param s contains option_list without the 'drm_opts=' part. - * - * The grammar of the format is as - * follows: - * - * \code - * drm ::= 'drm_opts=' option_list - * option_list ::= option [ ';' option_list ] - * option ::= 'device:' major - * | 'debug' - * | 'noctx' - * major ::= INTEGER - * \endcode - * - * - device=major,minor specifies the device number used for /dev/drm - * - if major == 0 then the misc device is used - * - if major == 0 and minor == 0 then dynamic misc allocation is used - * - debug=on specifies that debugging messages will be printk'd - * - debug=trace specifies that each function call will be logged via printk - * - debug=off turns off all debugging options - * - * \todo Actually only the \e presence of the 'debug' option is currently - * checked. - */ - -void DRM(parse_options)(char *s) -{ - char *h, *t, *n; - - DRM_DEBUG("\"%s\"\n", s ?: ""); - if (!s || !*s) return; - - for (h = t = n = s; h && *h; h = n) { - for (; *t && *t != ';'; t++); /* find ; or \0 */ - if (*t) n = t + 1; else n = NULL; /* remember next */ - *t = '\0'; /* terminate */ - DRM(parse_option)(h); /* parse */ - } -} - -/** - * Check whether DRI will run on this CPU. - * - * \return non-zero if the DRI will run on this CPU, or zero otherwise. - */ -int DRM(cpu_valid)(void) -{ -#if defined(__i386__) - if (boot_cpu_data.x86 == 3) return 0; /* No cmpxchg on a 386 */ -#endif -#if defined(__sparc__) && !defined(__sparc_v9__) - return 0; /* No cmpxchg before v9 sparc. */ -#endif - return 1; -} |