Re: [PATCH v5 3/7] drm/amdgpu: create multiple clear/move ttm entities
On 4/3/26 10:35, Pierre-Eric Pelloux-Prayer wrote: > This enables parallelism of operations. > > Signed-off-by: Pierre-Eric Pelloux-Prayer Reviewed-by: Christian König > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > index bd32113292ec..83f6d00dc3a0 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c > @@ -2356,8 +2356,8 @@ void amdgpu_ttm_set_buffer_funcs_status(struct > amdgpu_device *adev, bool enable) > return; > } > > - num_clear_entities = 1; > - num_move_entities = 1; > + num_clear_entities = MIN(adev->mman.num_buffer_funcs_scheds, > TTM_NUM_MOVE_FENCES); > + num_move_entities = MIN(adev->mman.num_buffer_funcs_scheds, > TTM_NUM_MOVE_FENCES); > sched = adev->mman.buffer_funcs_scheds[0]; > r = amdgpu_ttm_buffer_entity_init(&adev->mman.gtt_mgr, > &adev->mman.default_entity,
[PATCH v5 3/7] drm/amdgpu: create multiple clear/move ttm entities
This enables parallelism of operations. Signed-off-by: Pierre-Eric Pelloux-Prayer --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index bd32113292ec..83f6d00dc3a0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -2356,8 +2356,8 @@ void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable) return; } - num_clear_entities = 1; - num_move_entities = 1; + num_clear_entities = MIN(adev->mman.num_buffer_funcs_scheds, TTM_NUM_MOVE_FENCES); + num_move_entities = MIN(adev->mman.num_buffer_funcs_scheds, TTM_NUM_MOVE_FENCES); sched = adev->mman.buffer_funcs_scheds[0]; r = amdgpu_ttm_buffer_entity_init(&adev->mman.gtt_mgr, &adev->mman.default_entity, -- 2.43.0
