diff options
Diffstat (limited to 'linux-core/via_buffer.c')
| -rw-r--r-- | linux-core/via_buffer.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/linux-core/via_buffer.c b/linux-core/via_buffer.c deleted file mode 100644 index 532fae6a..00000000 --- a/linux-core/via_buffer.c +++ /dev/null @@ -1,163 +0,0 @@ -/************************************************************************** - * - * Copyright (c) 2007 Tungsten Graphics, Inc., Cedar Park, TX., USA, - * 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, sub license, 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 - * THE COPYRIGHT HOLDERS, AUTHORS 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. - * - **************************************************************************/ -/* - * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com> - */ - -#include "drmP.h" -#include "via_drm.h" -#include "via_drv.h" - -struct drm_ttm_backend *via_create_ttm_backend_entry(struct drm_device * dev) -{ - return drm_agp_init_ttm(dev); -} - -int via_fence_types(struct drm_buffer_object *bo, uint32_t * fclass, - uint32_t * type) -{ - *type = 3; - return 0; -} - -int via_invalidate_caches(struct drm_device * dev, uint64_t flags) -{ - /* - * FIXME: Invalidate texture caches here. - */ - - return 0; -} - - -static int via_vram_info(struct drm_device *dev, - unsigned long *offset, - unsigned long *size) -{ - struct pci_dev *pdev = dev->pdev; - unsigned long flags; - - int ret = -EINVAL; - int i; - for (i=0; i<6; ++i) { - flags = pci_resource_flags(pdev, i); - if ((flags & (IORESOURCE_MEM | IORESOURCE_PREFETCH)) == - (IORESOURCE_MEM | IORESOURCE_PREFETCH)) { - ret = 0; - break; - } - } - - if (ret) { - DRM_ERROR("Could not find VRAM PCI resource\n"); - return ret; - } - - *offset = pci_resource_start(pdev, i); - *size = pci_resource_end(pdev, i) - *offset + 1; - return 0; -} - -int via_init_mem_type(struct drm_device * dev, uint32_t type, - struct drm_mem_type_manager * man) -{ - switch (type) { - case DRM_BO_MEM_LOCAL: - /* System memory */ - - man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | - _DRM_FLAG_MEMTYPE_CACHED; - man->drm_bus_maptype = 0; - break; - - case DRM_BO_MEM_TT: - /* Dynamic agpgart memory */ - - if (!(drm_core_has_AGP(dev) && dev->agp)) { - DRM_ERROR("AGP is not enabled for memory type %u\n", - (unsigned)type); - return -EINVAL; - } - man->io_offset = dev->agp->agp_info.aper_base; - man->io_size = dev->agp->agp_info.aper_size * 1024 * 1024; - man->io_addr = NULL; - man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_NEEDS_IOREMAP; - - /* Only to get pte protection right. */ - - man->drm_bus_maptype = _DRM_AGP; - break; - - case DRM_BO_MEM_VRAM: - /* "On-card" video ram */ - - man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_NEEDS_IOREMAP; - man->drm_bus_maptype = _DRM_FRAME_BUFFER; - man->io_addr = NULL; - return via_vram_info(dev, &man->io_offset, &man->io_size); - break; - - case DRM_BO_MEM_PRIV0: - /* Pre-bound agpgart memory */ - - if (!(drm_core_has_AGP(dev) && dev->agp)) { - DRM_ERROR("AGP is not enabled for memory type %u\n", - (unsigned)type); - return -EINVAL; - } - man->io_offset = dev->agp->agp_info.aper_base; - man->io_size = dev->agp->agp_info.aper_size * 1024 * 1024; - man->io_addr = NULL; - man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE | - _DRM_FLAG_MEMTYPE_FIXED | _DRM_FLAG_NEEDS_IOREMAP; - man->drm_bus_maptype = _DRM_AGP; - break; - - default: - DRM_ERROR("Unsupported memory type %u\n", (unsigned)type); - return -EINVAL; - } - return 0; -} - -uint64_t via_evict_flags(struct drm_buffer_object *bo) -{ - switch (bo->mem.mem_type) { - case DRM_BO_MEM_LOCAL: - case DRM_BO_MEM_TT: - return DRM_BO_FLAG_MEM_LOCAL; /* Evict TT to local */ - case DRM_BO_MEM_PRIV0: /* Evict pre-bound AGP to TT */ - return DRM_BO_MEM_TT; - case DRM_BO_MEM_VRAM: - if (bo->mem.num_pages > 128) - return DRM_BO_MEM_TT; - else - return DRM_BO_MEM_LOCAL; - default: - return DRM_BO_MEM_LOCAL; - } -} |