diff options
Diffstat (limited to 'linux-core/drm_bo.c')
| -rw-r--r-- | linux-core/drm_bo.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 17d6fbc0..a379c741 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; @@ -1530,7 +1544,7 @@ static int drm_bo_handle_wait(drm_file_t * priv, uint32_t handle, return ret; } -int drm_buffer_object_create(drm_file_t * priv, +int drm_buffer_object_create(drm_device_t *dev, unsigned long size, drm_bo_type_t type, uint32_t mask, @@ -1539,7 +1553,6 @@ int drm_buffer_object_create(drm_file_t * priv, unsigned long buffer_start, drm_buffer_object_t ** buf_obj) { - drm_device_t *dev = priv->head->dev; drm_buffer_manager_t *bm = &dev->bm; drm_buffer_object_t *bo; int ret = 0; @@ -1615,6 +1628,7 @@ int drm_buffer_object_create(drm_file_t * priv, drm_bo_usage_deref_unlocked(bo); return ret; } +EXPORT_SYMBOL(drm_buffer_object_create); static int drm_bo_add_user_object(drm_file_t * priv, drm_buffer_object_t * bo, int shareable) @@ -1670,7 +1684,8 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS) switch (req->op) { case drm_bo_create: rep.ret = - drm_buffer_object_create(priv, req->size, + drm_buffer_object_create(priv->head->dev, + req->size, req->type, req->mask, req->hint, |