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drm/amdgpu: add amdgpu_ttm_bo_eviction_valuable callback
This way we can correctly check split VRAM buffers as well. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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1 changed files with 25 additions and 1 deletions
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@ -1103,13 +1103,37 @@ static struct list_head *amdgpu_ttm_swap_lru_tail(struct ttm_buffer_object *tbo)
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return res;
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}
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static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
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const struct ttm_place *place)
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{
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if (bo->mem.mem_type == TTM_PL_VRAM &&
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bo->mem.start == AMDGPU_BO_INVALID_OFFSET) {
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unsigned long num_pages = bo->mem.num_pages;
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struct drm_mm_node *node = bo->mem.mm_node;
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/* Check each drm MM node individually */
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while (num_pages) {
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if (place->fpfn < (node->start + node->size) &&
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!(place->lpfn && place->lpfn <= node->start))
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return true;
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num_pages -= node->size;
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++node;
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}
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return false;
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}
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return ttm_bo_eviction_valuable(bo, place);
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}
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static struct ttm_bo_driver amdgpu_bo_driver = {
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.ttm_tt_create = &amdgpu_ttm_tt_create,
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.ttm_tt_populate = &amdgpu_ttm_tt_populate,
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.ttm_tt_unpopulate = &amdgpu_ttm_tt_unpopulate,
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.invalidate_caches = &amdgpu_invalidate_caches,
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.init_mem_type = &amdgpu_init_mem_type,
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.eviction_valuable = ttm_bo_eviction_valuable,
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.eviction_valuable = amdgpu_ttm_bo_eviction_valuable,
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.evict_flags = &amdgpu_evict_flags,
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.move = &amdgpu_bo_move,
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.verify_access = &amdgpu_verify_access,
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