diff options
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_ttm.c | 48 |
1 files changed, 14 insertions, 34 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index 8fc9d920194..5a00e90696d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -80,7 +80,7 @@ static int mgag200_ttm_global_init(struct mga_device *ast) return 0; } -void +static void mgag200_ttm_global_release(struct mga_device *ast) { if (ast->ttm.mem_global_ref.release == NULL) @@ -102,7 +102,7 @@ static void mgag200_bo_ttm_destroy(struct ttm_buffer_object *tbo) kfree(bo); } -bool mgag200_ttm_bo_is_mgag200_bo(struct ttm_buffer_object *bo) +static bool mgag200_ttm_bo_is_mgag200_bo(struct ttm_buffer_object *bo) { if (bo->destroy == &mgag200_bo_ttm_destroy) return true; @@ -148,7 +148,9 @@ mgag200_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl) static int mgag200_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) { - return 0; + struct mgag200_bo *mgabo = mgag200_bo(bo); + + return drm_vma_node_verify_access(&mgabo->gem.vma_node, filp); } static int mgag200_ttm_io_mem_reserve(struct ttm_bo_device *bdev, @@ -206,7 +208,7 @@ static struct ttm_backend_func mgag200_tt_backend_func = { }; -struct ttm_tt *mgag200_ttm_tt_create(struct ttm_bo_device *bdev, +static struct ttm_tt *mgag200_ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size, uint32_t page_flags, struct page *dummy_read_page) { @@ -257,7 +259,9 @@ int mgag200_mm_init(struct mga_device *mdev) ret = ttm_bo_device_init(&mdev->ttm.bdev, mdev->ttm.bo_global_ref.ref.object, - &mgag200_bo_driver, DRM_FILE_PAGE_OFFSET, + &mgag200_bo_driver, + dev->anon_inode->i_mapping, + DRM_FILE_PAGE_OFFSET, true); if (ret) { DRM_ERROR("Error initialising bo driver; %d\n", ret); @@ -270,26 +274,20 @@ int mgag200_mm_init(struct mga_device *mdev) return ret; } - mdev->fb_mtrr = drm_mtrr_add(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0), - DRM_MTRR_WC); + mdev->fb_mtrr = arch_phys_wc_add(pci_resource_start(dev->pdev, 0), + pci_resource_len(dev->pdev, 0)); return 0; } void mgag200_mm_fini(struct mga_device *mdev) { - struct drm_device *dev = mdev->dev; ttm_bo_device_release(&mdev->ttm.bdev); mgag200_ttm_global_release(mdev); - if (mdev->fb_mtrr >= 0) { - drm_mtrr_del(mdev->fb_mtrr, - pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0), DRM_MTRR_WC); - mdev->fb_mtrr = -1; - } + arch_phys_wc_del(mdev->fb_mtrr); + mdev->fb_mtrr = 0; } void mgag200_ttm_placement(struct mgag200_bo *bo, int domain) @@ -309,24 +307,6 @@ void mgag200_ttm_placement(struct mgag200_bo *bo, int domain) bo->placement.num_busy_placement = c; } -int mgag200_bo_reserve(struct mgag200_bo *bo, bool no_wait) -{ - int ret; - - ret = ttm_bo_reserve(&bo->bo, true, no_wait, false, 0); - if (ret) { - if (ret != -ERESTARTSYS) - DRM_ERROR("reserve failed %p\n", bo); - return ret; - } - return 0; -} - -void mgag200_bo_unreserve(struct mgag200_bo *bo) -{ - ttm_bo_unreserve(&bo->bo); -} - int mgag200_bo_create(struct drm_device *dev, int size, int align, uint32_t flags, struct mgag200_bo **pmgabo) { @@ -345,7 +325,6 @@ int mgag200_bo_create(struct drm_device *dev, int size, int align, return ret; } - mgabo->gem.driver_private = NULL; mgabo->bo.bdev = &mdev->ttm.bdev; mgag200_ttm_placement(mgabo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM); @@ -377,6 +356,7 @@ int mgag200_bo_pin(struct mgag200_bo *bo, u32 pl_flag, u64 *gpu_addr) bo->pin_count++; if (gpu_addr) *gpu_addr = mgag200_bo_gpu_offset(bo); + return 0; } mgag200_ttm_placement(bo, pl_flag); |