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drm: radeon: radeon_ttm: constify ttm_place structures.

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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>
This commit is contained in:
Arvind Yadav 2017-07-02 14:36:47 +05:30 committed by Alex Deucher
parent 663ebbf631
commit 46886dbfbd
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/radeon_ttm.c
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@ -178,7 +178,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
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