From a64f784bb14a56bfdfad2dc397dd67e4564e3a29 Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 19 Oct 2018 16:55:26 +0200 Subject: drm/ttm: initialize globals during device init (v2) Make sure that the global BO state is always correctly initialized. This allows removing all the device code to initialize it. v2: fix up vbox (Alex) Signed-off-by: Christian König Reviewed-by: Junwei Zhang Signed-off-by: Alex Deucher --- drivers/staging/vboxvideo/vbox_ttm.c | 41 +----------------------------------- 1 file changed, 1 insertion(+), 40 deletions(-) (limited to 'drivers/staging/vboxvideo/vbox_ttm.c') diff --git a/drivers/staging/vboxvideo/vbox_ttm.c b/drivers/staging/vboxvideo/vbox_ttm.c index 73b895328059..b36ec019c332 100644 --- a/drivers/staging/vboxvideo/vbox_ttm.c +++ b/drivers/staging/vboxvideo/vbox_ttm.c @@ -35,37 +35,6 @@ static inline struct vbox_private *vbox_bdev(struct ttm_bo_device *bd) return container_of(bd, struct vbox_private, ttm.bdev); } -/** - * Adds the vbox memory manager object/structures to the global memory manager. - */ -static int vbox_ttm_global_init(struct vbox_private *vbox) -{ - struct drm_global_reference *global_ref; - int ret; - - global_ref = &vbox->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - - ret = drm_global_item_ref(global_ref); - if (ret) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - return ret; - } - - return 0; -} - -/** - * Removes the vbox memory manager object from the global memory manager. - */ -static void vbox_ttm_global_release(struct vbox_private *vbox) -{ - drm_global_item_unref(&vbox->ttm.bo_global_ref.ref); -} - static void vbox_bo_ttm_destroy(struct ttm_buffer_object *tbo) { struct vbox_bo *bo; @@ -203,18 +172,13 @@ int vbox_mm_init(struct vbox_private *vbox) struct drm_device *dev = &vbox->ddev; struct ttm_bo_device *bdev = &vbox->ttm.bdev; - ret = vbox_ttm_global_init(vbox); - if (ret) - return ret; - ret = ttm_bo_device_init(&vbox->ttm.bdev, - vbox->ttm.bo_global_ref.ref.object, &vbox_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, true); if (ret) { DRM_ERROR("Error initialising bo driver; %d\n", ret); - goto err_ttm_global_release; + return ret; } ret = ttm_bo_init_mm(bdev, TTM_PL_VRAM, @@ -236,8 +200,6 @@ int vbox_mm_init(struct vbox_private *vbox) err_device_release: ttm_bo_device_release(&vbox->ttm.bdev); -err_ttm_global_release: - vbox_ttm_global_release(vbox); return ret; } @@ -251,7 +213,6 @@ void vbox_mm_fini(struct vbox_private *vbox) arch_phys_wc_del(vbox->fb_mtrr); #endif ttm_bo_device_release(&vbox->ttm.bdev); - vbox_ttm_global_release(vbox); } void vbox_ttm_placement(struct vbox_bo *bo, int domain) -- cgit v1.2.3-55-g7522