diff options
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 0fa5034b9f9e..2845fceb2fbd 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -49,9 +49,8 @@ static void ttm_bo_global_kobj_release(struct kobject *kobj); * ttm_global_mutex - protecting the global BO state */ DEFINE_MUTEX(ttm_global_mutex); -struct ttm_bo_global ttm_bo_glob = { - .use_count = 0 -}; +unsigned ttm_bo_glob_use_count; +struct ttm_bo_global ttm_bo_glob; static struct attribute ttm_bo_count = { .name = "bo_count", @@ -1531,12 +1530,13 @@ static void ttm_bo_global_release(void) struct ttm_bo_global *glob = &ttm_bo_glob; mutex_lock(&ttm_global_mutex); - if (--glob->use_count > 0) + if (--ttm_bo_glob_use_count > 0) goto out; kobject_del(&glob->kobj); kobject_put(&glob->kobj); ttm_mem_global_release(&ttm_mem_glob); + memset(glob, 0, sizeof(*glob)); out: mutex_unlock(&ttm_global_mutex); } @@ -1548,7 +1548,7 @@ static int ttm_bo_global_init(void) unsigned i; mutex_lock(&ttm_global_mutex); - if (++glob->use_count > 1) + if (++ttm_bo_glob_use_count > 1) goto out; ret = ttm_mem_global_init(&ttm_mem_glob); @@ -1626,7 +1626,6 @@ EXPORT_SYMBOL(ttm_bo_device_release); int ttm_bo_device_init(struct ttm_bo_device *bdev, struct ttm_bo_driver *driver, struct address_space *mapping, - uint64_t file_page_offset, bool need_dma32) { struct ttm_bo_global *glob = &ttm_bo_glob; @@ -1648,8 +1647,9 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev, if (unlikely(ret != 0)) goto out_no_sys; - drm_vma_offset_manager_init(&bdev->vma_manager, file_page_offset, - 0x10000000); + drm_vma_offset_manager_init(&bdev->vma_manager, + DRM_FILE_PAGE_OFFSET_START, + DRM_FILE_PAGE_OFFSET_SIZE); INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue); INIT_LIST_HEAD(&bdev->ddestroy); bdev->dev_mapping = mapping; |