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drm/amdgpu: add eviction counter

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Keep track of the number of evictions since boot.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2016-06-21 16:28:14 +02:00 committed by Alex Deucher
parent 0eaeb070ed
commit dbd5ed60ac
2 changed files with 6 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@ -2042,6 +2042,7 @@ struct amdgpu_device {
atomic64_t vram_vis_usage;
atomic64_t gtt_usage;
atomic64_t num_bytes_moved;
atomic64_t num_evictions;
atomic_t gpu_reset_counter;
/* display */

5
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
View file

@ -397,6 +397,11 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo,
return -EINVAL;
adev = amdgpu_get_adev(bo->bdev);
/* remember the eviction */
if (evict)
atomic64_inc(&adev->num_evictions);
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
amdgpu_move_null(bo, new_mem);
return 0;