drm/ttm: remove unnecessary save_flags and ttm_flag_masked in ttm_bo_util.c

Signed-off-by: Austin Yuan <shengquan.yuan@gmail.com>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index ceae52f45c396fcb04dcd7dcd26cc29c679393b2..3f72fe1ddf8bb4c722be312462c4606399d72711 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -53,7 +53,6 @@ int ttm_bo_move_ttm(struct ttm_buffer_object *bo,
 {
        struct ttm_tt *ttm = bo->ttm;
        struct ttm_mem_reg *old_mem = &bo->mem;
-       uint32_t save_flags = old_mem->placement;
        int ret;
 
        if (old_mem->mem_type != TTM_PL_SYSTEM) {
@@ -62,7 +61,6 @@ int ttm_bo_move_ttm(struct ttm_buffer_object *bo,
                ttm_flag_masked(&old_mem->placement, TTM_PL_FLAG_SYSTEM,
                                TTM_PL_MASK_MEM);
                old_mem->mem_type = TTM_PL_SYSTEM;
-               save_flags = old_mem->placement;
        }
 
        ret = ttm_tt_set_placement_caching(ttm, new_mem->placement);
@@ -77,7 +75,7 @@ int ttm_bo_move_ttm(struct ttm_buffer_object *bo,
 
        *old_mem = *new_mem;
        new_mem->mm_node = NULL;
-       ttm_flag_masked(&save_flags, new_mem->placement, TTM_PL_MASK_MEMTYPE);
+
        return 0;
 }
 EXPORT_SYMBOL(ttm_bo_move_ttm);
@@ -219,7 +217,6 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
        void *old_iomap;
        void *new_iomap;
        int ret;
-       uint32_t save_flags = old_mem->placement;
        unsigned long i;
        unsigned long page;
        unsigned long add = 0;
@@ -270,7 +267,6 @@ out2:
 
        *old_mem = *new_mem;
        new_mem->mm_node = NULL;
-       ttm_flag_masked(&save_flags, new_mem->placement, TTM_PL_MASK_MEMTYPE);
 
        if ((man->flags & TTM_MEMTYPE_FLAG_FIXED) && (ttm != NULL)) {
                ttm_tt_unbind(ttm);
@@ -537,7 +533,6 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
        struct ttm_mem_type_manager *man = &bdev->man[new_mem->mem_type];
        struct ttm_mem_reg *old_mem = &bo->mem;
        int ret;
-       uint32_t save_flags = old_mem->placement;
        struct ttm_buffer_object *ghost_obj;
        void *tmp_obj = NULL;
 
@@ -598,7 +593,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
 
        *old_mem = *new_mem;
        new_mem->mm_node = NULL;
-       ttm_flag_masked(&save_flags, new_mem->placement, TTM_PL_MASK_MEMTYPE);
+
        return 0;
 }
 EXPORT_SYMBOL(ttm_bo_move_accel_cleanup);