diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2010-08-05 04:48:18 +0400 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-10-05 04:01:20 +0400 |
| commit | d961db75ce86a84f1f04e91ad1014653ed7d9f46 (patch) | |
| tree | a827b77524fdc0c37da70936fbb0627ac7e4b492 /drivers/gpu/drm/nouveau/nouveau_bo.c | |
| parent | 42311ff90dc8746bd81427b2ed6efda9af791b77 (diff) | |
| download | linux-d961db75ce86a84f1f04e91ad1014653ed7d9f46.tar.xz | |
drm/ttm: restructure to allow driver to plug in alternate memory manager
Nouveau will need this on GeForce 8 and up to account for the GPU
reordering physical VRAM for some memory types.
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Acked-by: Thomas Hellström <thellstrom@vmware.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index f685f392c226..80353e2b8409 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -381,6 +381,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->default_caching = TTM_PL_FLAG_CACHED; break; case TTM_PL_VRAM: + man->func = &ttm_bo_manager_func; man->flags = TTM_MEMTYPE_FLAG_FIXED | TTM_MEMTYPE_FLAG_MAPPABLE; man->available_caching = TTM_PL_FLAG_UNCACHED | @@ -392,6 +393,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->gpu_offset = 0; break; case TTM_PL_TT: + man->func = &ttm_bo_manager_func; switch (dev_priv->gart_info.type) { case NOUVEAU_GART_AGP: man->flags = TTM_MEMTYPE_FLAG_MAPPABLE; @@ -494,8 +496,8 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, u64 src_offset, dst_offset; int ret; - src_offset = old_mem->mm_node->start << PAGE_SHIFT; - dst_offset = new_mem->mm_node->start << PAGE_SHIFT; + src_offset = old_mem->start << PAGE_SHIFT; + dst_offset = new_mem->start << PAGE_SHIFT; if (!nvbo->no_vm) { if (old_mem->mem_type == TTM_PL_VRAM) src_offset += dev_priv->vm_vram_base; @@ -597,8 +599,8 @@ static int nv04_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem) { - u32 src_offset = old_mem->mm_node->start << PAGE_SHIFT; - u32 dst_offset = new_mem->mm_node->start << PAGE_SHIFT; + u32 src_offset = old_mem->start << PAGE_SHIFT; + u32 dst_offset = new_mem->start << PAGE_SHIFT; u32 page_count = new_mem->num_pages; int ret; @@ -746,7 +748,7 @@ nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem, return 0; } - offset = new_mem->mm_node->start << PAGE_SHIFT; + offset = new_mem->start << PAGE_SHIFT; if (dev_priv->card_type == NV_50) { ret = nv50_mem_vm_bind_linear(dev, @@ -860,14 +862,14 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) case TTM_PL_TT: #if __OS_HAS_AGP if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { - mem->bus.offset = mem->mm_node->start << PAGE_SHIFT; + mem->bus.offset = mem->start << PAGE_SHIFT; mem->bus.base = dev_priv->gart_info.aper_base; mem->bus.is_iomem = true; } #endif break; case TTM_PL_VRAM: - mem->bus.offset = mem->mm_node->start << PAGE_SHIFT; + mem->bus.offset = mem->start << PAGE_SHIFT; mem->bus.base = pci_resource_start(dev->pdev, 1); mem->bus.is_iomem = true; break; @@ -897,7 +899,7 @@ nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) } /* make sure bo is in mappable vram */ - if (bo->mem.mm_node->start + bo->mem.num_pages < dev_priv->fb_mappable_pages) + if (bo->mem.start + bo->mem.num_pages < dev_priv->fb_mappable_pages) return 0; |