diff options
Diffstat (limited to 'linux-core/xgi_fb.c')
| -rw-r--r-- | linux-core/xgi_fb.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/linux-core/xgi_fb.c b/linux-core/xgi_fb.c deleted file mode 100644 index e793bd3f..00000000 --- a/linux-core/xgi_fb.c +++ /dev/null @@ -1,130 +0,0 @@ -/**************************************************************************** - * Copyright (C) 2003-2006 by XGI Technology, Taiwan. - * - * 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 on 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * XGI 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 "xgi_drv.h" - -#define XGI_FB_HEAP_START 0x1000000 - -int xgi_alloc(struct xgi_info * info, struct xgi_mem_alloc * alloc, - struct drm_file * filp) -{ - struct drm_memblock_item *block; - const char *const mem_name = (alloc->location == XGI_MEMLOC_LOCAL) - ? "on-card" : "GART"; - - - if ((alloc->location != XGI_MEMLOC_LOCAL) - && (alloc->location != XGI_MEMLOC_NON_LOCAL)) { - DRM_ERROR("Invalid memory pool (0x%08x) specified.\n", - alloc->location); - return -EINVAL; - } - - if ((alloc->location == XGI_MEMLOC_LOCAL) - ? !info->fb_heap_initialized : !info->pcie_heap_initialized) { - DRM_ERROR("Attempt to allocate from uninitialized memory " - "pool (0x%08x).\n", alloc->location); - return -EINVAL; - } - - mutex_lock(&info->dev->struct_mutex); - block = drm_sman_alloc(&info->sman, alloc->location, alloc->size, - 0, (unsigned long) filp); - mutex_unlock(&info->dev->struct_mutex); - - if (block == NULL) { - alloc->size = 0; - DRM_ERROR("%s memory allocation failed\n", mem_name); - return -ENOMEM; - } else { - alloc->offset = (*block->mm->offset)(block->mm, - block->mm_info); - alloc->hw_addr = alloc->offset; - alloc->index = block->user_hash.key; - - if (block->user_hash.key != (unsigned long) alloc->index) { - DRM_ERROR("%s truncated handle %lx for pool %d " - "offset %x\n", - __func__, block->user_hash.key, - alloc->location, alloc->offset); - } - - if (alloc->location == XGI_MEMLOC_NON_LOCAL) { - alloc->hw_addr += info->pcie.base; - } - - DRM_DEBUG("%s memory allocation succeeded: 0x%x\n", - mem_name, alloc->offset); - } - - return 0; -} - - -int xgi_alloc_ioctl(struct drm_device * dev, void * data, - struct drm_file * filp) -{ - struct xgi_info *info = dev->dev_private; - - return xgi_alloc(info, (struct xgi_mem_alloc *) data, filp); -} - - -int xgi_free(struct xgi_info * info, unsigned int index, - struct drm_file * filp) -{ - int err; - - mutex_lock(&info->dev->struct_mutex); - err = drm_sman_free_key(&info->sman, index); - mutex_unlock(&info->dev->struct_mutex); - - return err; -} - - -int xgi_free_ioctl(struct drm_device * dev, void * data, - struct drm_file * filp) -{ - struct xgi_info *info = dev->dev_private; - - return xgi_free(info, *(unsigned int *) data, filp); -} - - -int xgi_fb_heap_init(struct xgi_info * info) -{ - int err; - - mutex_lock(&info->dev->struct_mutex); - err = drm_sman_set_range(&info->sman, XGI_MEMLOC_LOCAL, - XGI_FB_HEAP_START, - info->fb.size - XGI_FB_HEAP_START); - mutex_unlock(&info->dev->struct_mutex); - - info->fb_heap_initialized = (err == 0); - return err; -} |