From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Sun, 2 Jul 2017 14:36:47 +0530
Subject: drm: radeon: radeon_ttm: constify ttm_place structures.
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Git-commit: 46886dbfbda2187adbe9028f4d0a190ce96200f1
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
ttm_place are not supposed to change at runtime. All functions
working with ttm_place provided by <drm/ttm/ttm_placement.h> work
with const ttm_place. So mark the non-const structs as const.
File size before:
text data bss dec hex filename
9235 344 136 9715 25f3 drivers/gpu/drm/radeon/radeon_ttm.o
File size After adding 'const':
text data bss dec hex filename
9267 312 136 9715 25f3 drivers/gpu/drm/radeon/radeon_ttm.o
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/radeon/radeon_ttm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -178,7 +178,7 @@ static int radeon_init_mem_type(struct t
static void radeon_evict_flags(struct ttm_buffer_object *bo,
struct ttm_placement *placement)
{
- static struct ttm_place placements = {
+ static const struct ttm_place placements = {
.fpfn = 0,
.lpfn = 0,
.flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM