diff options
| author | Matt Macy <mmacy@FreeBSD.org> | 2018-08-22 01:50:12 +0000 |
|---|---|---|
| committer | Matt Macy <mmacy@FreeBSD.org> | 2018-08-22 01:50:12 +0000 |
| commit | d157fbd5b4b59aa863cbb82d4ad08596996d3ab0 (patch) | |
| tree | 318313eb63f9d58fd0af1d5f7605f69df5365b2a /sys/dev/drm2/drm_memory.c | |
| parent | 058c692e15d6d031553a4ec31cb5aeccd38846ab (diff) | |
Notes
Diffstat (limited to 'sys/dev/drm2/drm_memory.c')
| -rw-r--r-- | sys/dev/drm2/drm_memory.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/sys/dev/drm2/drm_memory.c b/sys/dev/drm2/drm_memory.c deleted file mode 100644 index 226c2c15734b..000000000000 --- a/sys/dev/drm2/drm_memory.c +++ /dev/null @@ -1,134 +0,0 @@ -/** - * \file drm_memory.c - * Memory management wrappers for DRM - * - * \author Rickard E. (Rik) Faith <faith@valinux.com> - * \author Gareth Hughes <gareth@valinux.com> - */ - -/* - * Created: Thu Feb 4 14:00:34 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 <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <dev/drm2/drmP.h> - -#define vunmap(handle) - -#if __OS_HAS_AGP -static void *agp_remap(unsigned long offset, unsigned long size, - struct drm_device * dev) -{ - /* - * FIXME Linux<->FreeBSD: Not implemented. This is never called - * on FreeBSD anyway, because drm_agp_mem->cant_use_aperture is - * set to 0. - */ - return NULL; -} - -/** Wrapper around agp_free_memory() */ -void drm_free_agp(DRM_AGP_MEM * handle, int pages) -{ - device_t agpdev; - - agpdev = agp_find_device(); - if (!agpdev || !handle) - return; - - agp_free_memory(agpdev, handle); -} -EXPORT_SYMBOL(drm_free_agp); - -/** Wrapper around agp_bind_memory() */ -int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start) -{ - device_t agpdev; - - agpdev = agp_find_device(); - if (!agpdev || !handle) - return -EINVAL; - - return -agp_bind_memory(agpdev, handle, start * PAGE_SIZE); -} - -/** Wrapper around agp_unbind_memory() */ -int drm_unbind_agp(DRM_AGP_MEM * handle) -{ - device_t agpdev; - - agpdev = agp_find_device(); - if (!agpdev || !handle) - return -EINVAL; - - return -agp_unbind_memory(agpdev, handle); -} -EXPORT_SYMBOL(drm_unbind_agp); - -#else /* __OS_HAS_AGP */ -static inline void *agp_remap(unsigned long offset, unsigned long size, - struct drm_device * dev) -{ - return NULL; -} - -#endif /* agp */ - -void drm_core_ioremap(struct drm_local_map *map, struct drm_device *dev) -{ - if (drm_core_has_AGP(dev) && - dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP) - map->handle = agp_remap(map->offset, map->size, dev); - else - map->handle = pmap_mapdev(map->offset, map->size); -} -EXPORT_SYMBOL(drm_core_ioremap); - -void drm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev) -{ - if (drm_core_has_AGP(dev) && - dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP) - map->handle = agp_remap(map->offset, map->size, dev); - else - map->handle = pmap_mapdev_attr(map->offset, map->size, - VM_MEMATTR_WRITE_COMBINING); -} -EXPORT_SYMBOL(drm_core_ioremap_wc); - -void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev) -{ - if (!map->handle || !map->size) - return; - - if (drm_core_has_AGP(dev) && - dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP) - vunmap(map->handle); - else - pmap_unmapdev((vm_offset_t)map->handle, map->size); -} -EXPORT_SYMBOL(drm_core_ioremapfree); |
