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Diffstat (limited to 'linux/agpsupport-pre24.h')
| -rw-r--r-- | linux/agpsupport-pre24.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/linux/agpsupport-pre24.h b/linux/agpsupport-pre24.h deleted file mode 100644 index abcf9f51..00000000 --- a/linux/agpsupport-pre24.h +++ /dev/null @@ -1,115 +0,0 @@ -/* agpsupport-pre24.h -- Support for pre-2.4.0 kernels -*- linux-c -*- - * Created: Mon Nov 13 10:54:15 2000 by faith@valinux.com - * - * 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 - * PRECISION INSIGHT 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. - * - * Author: Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -#ifndef _AGPSUPPORT_PRE24_H_ -#define _AGPSUPPORT_PRE24_H_ -typedef struct { - void (*free_memory)(agp_memory *); - agp_memory *(*allocate_memory)(size_t, u32); - int (*bind_memory)(agp_memory *, off_t); - int (*unbind_memory)(agp_memory *); - void (*enable)(u32); - int (*acquire)(void); - void (*release)(void); - void (*copy_info)(agp_kern_info *); -} drm_agp_t; - -static drm_agp_t drm_agp_struct = { - NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL -}; - -/* The C standard says that 'void *' is not guaranteed to hold a function - pointer, so we use this union to define a generic pointer that is - guaranteed to hold any of the function pointers we care about. */ -typedef union { - void (*free_memory)(agp_memory *); - agp_memory *(*allocate_memory)(size_t, u32); - int (*bind_memory)(agp_memory *, off_t); - int (*unbind_memory)(agp_memory *); - void (*enable)(u32); - int (*acquire)(void); - void (*release)(void); - void (*copy_info)(agp_kern_info *); - unsigned long address; -} drm_agp_func_u; - -typedef struct drm_agp_fill { - const char *name; - drm_agp_func_u *f; -} drm_agp_fill_t; - -static drm_agp_fill_t drm_agp_fill[] = { - { __MODULE_STRING(agp_free_memory), - (drm_agp_func_u *)&drm_agp_struct.free_memory }, - { __MODULE_STRING(agp_allocate_memory), - (drm_agp_func_u *)&drm_agp_struct.allocate_memory }, - { __MODULE_STRING(agp_bind_memory), - (drm_agp_func_u *)&drm_agp_struct.bind_memory }, - { __MODULE_STRING(agp_unbind_memory), - (drm_agp_func_u *)&drm_agp_struct.unbind_memory }, - { __MODULE_STRING(agp_enable), - (drm_agp_func_u *)&drm_agp_struct.enable }, - { __MODULE_STRING(agp_backend_acquire), - (drm_agp_func_u *)&drm_agp_struct.acquire }, - { __MODULE_STRING(agp_backend_release), - (drm_agp_func_u *)&drm_agp_struct.release }, - { __MODULE_STRING(agp_copy_info), - (drm_agp_func_u *)&drm_agp_struct.copy_info }, - { NULL, NULL } -}; - -#define DRM_AGP_GET _drm_agp_get() -#define DRM_AGP_PUT _drm_agp_put() - -static drm_agp_t *_drm_agp_get(void) -{ - drm_agp_fill_t *fill; - int agp_available = 1; - - for (fill = &drm_agp_fill[0]; fill->name; fill++) { - char *n = (char *)fill->name; - *fill->f = (drm_agp_func_u)get_module_symbol(NULL, n); - DRM_DEBUG("%s resolves to 0x%08lx\n", n, (*fill->f).address); - if (!(*fill->f).address) agp_available = 0; - } - return &drm_agp_struct; -} - -static void _drm_agp_put(void) -{ - drm_agp_fill_t *fill; - - for (fill = &drm_agp_fill[0]; fill->name; fill++) { -#if LINUX_VERSION_CODE >= 0x020400 - if ((*fill->f).address) put_module_symbol((*fill->f).address); -#endif - (*fill->f).address = 0; - } -} -#endif |