diff options
Diffstat (limited to 'linux-core/drm_bo.c')
| -rw-r--r-- | linux-core/drm_bo.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 450e448c..9501ba6e 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -89,6 +89,9 @@ static int drm_bo_vm_pre_move(drm_buffer_object_t * bo, int old_is_pci) #ifdef DRM_ODD_MM_COMPAT int ret; + if (!bo->map_list.map) + return 0; + ret = drm_bo_lock_kmm(bo); if (ret) return ret; @@ -96,6 +99,9 @@ static int drm_bo_vm_pre_move(drm_buffer_object_t * bo, int old_is_pci) if (old_is_pci) drm_bo_finish_unmap(bo); #else + if (!bo->map_list.map) + return 0; + drm_bo_unmap_virtual(bo); #endif return 0; @@ -106,6 +112,9 @@ static void drm_bo_vm_post_move(drm_buffer_object_t * bo) #ifdef DRM_ODD_MM_COMPAT int ret; + if (!bo->map_list.map) + return; + ret = drm_bo_remap_bound(bo); if (ret) { DRM_ERROR("Failed to remap a bound buffer object.\n" @@ -131,6 +140,11 @@ static int drm_bo_add_ttm(drm_buffer_object_t * bo) if (!bo->ttm) ret = -ENOMEM; break; + case drm_bo_type_kernel: + bo->ttm = drm_ttm_init(dev, bo->mem.num_pages << PAGE_SHIFT); + if (!bo->ttm) + ret = -ENOMEM; + break; case drm_bo_type_user: case drm_bo_type_fake: break; |