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| author | Christian König <christian.koenig@amd.com> | 2016-04-15 17:19:16 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-05-04 20:23:08 -0400 |
| commit | 29b3259a3ab98f4823f3227de1ae695f3f7bc751 (patch) | |
| tree | 3754ca247c37f0c6aef47cf719e6d260e79cf7b2 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | 1359d6e494455d9314a3c59f5d5d459c13e11ef0 (diff) | |
| download | linux-29b3259a3ab98f4823f3227de1ae695f3f7bc751.tar.bz2 | |
drm/amdgpu: group BOs by log2 of the size on the LRU v2
This allows us to have small BOs on the LRU before big ones.
v2: fix of by one and list corruption bug
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index e4e781658cf1..5399f3a2453f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -393,6 +393,14 @@ unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); /* * TTM. */ + +#define AMDGPU_TTM_LRU_SIZE 20 + +struct amdgpu_mman_lru { + struct list_head *lru[TTM_NUM_MEM_TYPES]; + struct list_head *swap_lru; +}; + struct amdgpu_mman { struct ttm_bo_global_ref bo_global_ref; struct drm_global_reference mem_global_ref; @@ -410,6 +418,9 @@ struct amdgpu_mman { struct amdgpu_ring *buffer_funcs_ring; /* Scheduler entity for buffer moves */ struct amd_sched_entity entity; + + /* custom LRU management */ + struct amdgpu_mman_lru log2_size[AMDGPU_TTM_LRU_SIZE]; }; int amdgpu_copy_buffer(struct amdgpu_ring *ring, |