diff options
Diffstat (limited to 'linux-core/drm_bo.c')
| -rw-r--r-- | linux-core/drm_bo.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 450e448c..27016d8c 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; @@ -480,6 +494,7 @@ void drm_bo_usage_deref_locked(drm_buffer_object_t * bo) drm_bo_destroy_locked(bo); } } +EXPORT_SYMBOL(drm_bo_usage_deref_locked); static void drm_bo_base_deref_locked(drm_file_t * priv, drm_user_object_t * uo) { @@ -1526,7 +1541,7 @@ 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, @@ -1535,7 +1550,6 @@ 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; @@ -1611,6 +1625,7 @@ 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) @@ -1669,7 +1684,8 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS) if (rep.ret) break; rep.ret = - drm_buffer_object_create(priv, req->size, + drm_buffer_object_create(priv->head->dev, + req->size, req->type, req->mask, req->hint, @@ -1718,7 +1734,6 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS) drm_buffer_type, &uo); if (rep.ret) break; - rep.ret = drm_bo_handle_info(priv, req->handle, &rep); break; case drm_bo_unreference: @@ -1969,6 +1984,7 @@ int drm_bo_clean_mm(drm_device_t * dev, unsigned mem_type) return ret; } +EXPORT_SYMBOL(drm_bo_clean_mm); /** *Evict all buffers of a particular mem_type, but leave memory manager @@ -2101,6 +2117,7 @@ int drm_bo_driver_finish(drm_device_t * dev) mutex_unlock(&dev->bm.init_mutex); return ret; } +EXPORT_SYMBOL(drm_bo_driver_finish); int drm_bo_driver_init(drm_device_t * dev) { |