From 896d630d240e90850fdb094f75445823fe0e0849 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Thu, 12 Jan 2017 11:54:11 +0100 Subject: [PATCH] drm/ttm: revert "add optional LRU removal callback v2" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Without the custom LRU management the callback is not used any more. agd: fix trivial warning Reviewed-by: Sinclair Yeh Signed-off-by: Christian König Reviewed-and-Tested-by: Roger.He Signed-off-by: Alex Deucher --- drivers/gpu/drm/ttm/ttm_bo.c | 13 +++++-------- include/drm/ttm/ttm_bo_driver.h | 6 ------ 2 files changed, 5 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 8c5c64d52af2..e7ab0264001d 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -186,12 +186,8 @@ EXPORT_SYMBOL(ttm_bo_add_to_lru); int ttm_bo_del_from_lru(struct ttm_buffer_object *bo) { - struct ttm_bo_device *bdev = bo->bdev; int put_count = 0; - if (bdev->driver->lru_removal) - bdev->driver->lru_removal(bo); - if (!list_empty(&bo->swap)) { list_del_init(&bo->swap); ++put_count; @@ -201,6 +197,11 @@ int ttm_bo_del_from_lru(struct ttm_buffer_object *bo) ++put_count; } + /* + * TODO: Add a driver hook to delete from + * driver-specific LRU's here. + */ + return put_count; } @@ -229,14 +230,10 @@ EXPORT_SYMBOL(ttm_bo_del_sub_from_lru); void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo) { - struct ttm_bo_device *bdev = bo->bdev; int put_count = 0; lockdep_assert_held(&bo->resv->lock.base); - if (bdev->driver->lru_removal) - bdev->driver->lru_removal(bo); - put_count = ttm_bo_del_from_lru(bo); ttm_bo_list_ref_sub(bo, put_count, true); ttm_bo_add_to_lru(bo); diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index f1b243f112aa..7e75fa053473 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -462,12 +462,6 @@ struct ttm_bo_driver { struct ttm_mem_reg *mem); void (*io_mem_free)(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem); - - /** - * Optional driver callback for when BO is removed from the LRU. - * Called with LRU lock held immediately before the removal. - */ - void (*lru_removal)(struct ttm_buffer_object *bo); }; /**