[PATCH 2/4] drm/amdgpu: replace vm_pte's run-queue list with drm gpu scheds list

Christian König ckoenig.leichtzumerken at gmail.com
Fri Dec 6 19:37:29 UTC 2019


Am 06.12.19 um 18:33 schrieb Nirmoy Das:
> drm_sched_entity_init() takes drm gpu scheduler list instead of
> drm_sched_rq list. This makes conversion of drm_sched_rq list
> to drm gpu scheduler list unnecessary
>
> Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c |  2 +-
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c     | 11 ++++-------
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h     |  4 ++--
>   drivers/gpu/drm/amd/amdgpu/cik_sdma.c      |  8 +++-----
>   drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c     |  8 +++-----
>   drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c     |  8 +++-----
>   drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c     |  5 ++---
>   drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c     |  8 +++-----
>   drivers/gpu/drm/amd/amdgpu/si_dma.c        |  8 +++-----
>   9 files changed, 24 insertions(+), 38 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index f85007382093..cf4953c4e2cf 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -2779,7 +2779,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
>   	adev->mman.buffer_funcs = NULL;
>   	adev->mman.buffer_funcs_ring = NULL;
>   	adev->vm_manager.vm_pte_funcs = NULL;
> -	adev->vm_manager.vm_pte_num_rqs = 0;
> +	adev->vm_manager.vm_pte_num_scheds = 0;
>   	adev->gmc.gmc_funcs = NULL;
>   	adev->fence_context = dma_fence_context_alloc(AMDGPU_MAX_RINGS);
>   	bitmap_zero(adev->gfx.pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index 5e78db30c722..0e1ed8ef2ce7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -2687,7 +2687,6 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
>   {
>   	struct amdgpu_bo_param bp;
>   	struct amdgpu_bo *root;
> -	struct drm_gpu_scheduler *sched_list[AMDGPU_MAX_RINGS];
>   	int r, i;
>   
>   	vm->va = RB_ROOT_CACHED;
> @@ -2701,19 +2700,17 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
>   	spin_lock_init(&vm->invalidated_lock);
>   	INIT_LIST_HEAD(&vm->freed);
>   
> -	for (i = 0; i < adev->vm_manager.vm_pte_num_rqs; i++)
> -		sched_list[i] = adev->vm_manager.vm_pte_rqs[i]->sched;
>   
>   	/* create scheduler entities for page table updates */
>   	r = drm_sched_entity_init(&vm->direct, DRM_SCHED_PRIORITY_NORMAL,
> -				  sched_list, adev->vm_manager.vm_pte_num_rqs,
> -				  NULL);
> +				  adev->vm_manager.vm_pte_scheds,
> +				  adev->vm_manager.vm_pte_num_scheds, NULL);
>   	if (r)
>   		return r;
>   
>   	r = drm_sched_entity_init(&vm->delayed, DRM_SCHED_PRIORITY_NORMAL,
> -				  sched_list, adev->vm_manager.vm_pte_num_rqs,
> -				  NULL);
> +				  adev->vm_manager.vm_pte_scheds,
> +				  adev->vm_manager.vm_pte_num_scheds, NULL);
>   	if (r)
>   		goto error_free_direct;
>   
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> index 76fcf853035c..5eaba8645a43 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> @@ -322,8 +322,8 @@ struct amdgpu_vm_manager {
>   	u64					vram_base_offset;
>   	/* vm pte handling */
>   	const struct amdgpu_vm_pte_funcs	*vm_pte_funcs;
> -	struct drm_sched_rq			*vm_pte_rqs[AMDGPU_MAX_RINGS];
> -	unsigned				vm_pte_num_rqs;
> +	struct drm_gpu_scheduler		*vm_pte_scheds[AMDGPU_MAX_RINGS];
> +	unsigned				vm_pte_num_scheds;
>   	struct amdgpu_ring			*page_fault;
>   
>   	/* partial resident texture handling */
> diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
> index 82cdb8f57bfd..1f22a8d0f7f3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
> @@ -1373,16 +1373,14 @@ static const struct amdgpu_vm_pte_funcs cik_sdma_vm_pte_funcs = {
>   
>   static void cik_sdma_set_vm_pte_funcs(struct amdgpu_device *adev)
>   {
> -	struct drm_gpu_scheduler *sched;
>   	unsigned i;
>   
>   	adev->vm_manager.vm_pte_funcs = &cik_sdma_vm_pte_funcs;
>   	for (i = 0; i < adev->sdma.num_instances; i++) {
> -		sched = &adev->sdma.instance[i].ring.sched;
> -		adev->vm_manager.vm_pte_rqs[i] =
> -			&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +		adev->vm_manager.vm_pte_scheds[i] =
> +			&adev->sdma.instance[i].ring.sched;
>   	}
> -	adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   }
>   
>   const struct amdgpu_ip_block_version cik_sdma_ip_block =
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
> index 89e8c74a40f4..606b621145a1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
> @@ -1261,16 +1261,14 @@ static const struct amdgpu_vm_pte_funcs sdma_v2_4_vm_pte_funcs = {
>   
>   static void sdma_v2_4_set_vm_pte_funcs(struct amdgpu_device *adev)
>   {
> -	struct drm_gpu_scheduler *sched;
>   	unsigned i;
>   
>   	adev->vm_manager.vm_pte_funcs = &sdma_v2_4_vm_pte_funcs;
>   	for (i = 0; i < adev->sdma.num_instances; i++) {
> -		sched = &adev->sdma.instance[i].ring.sched;
> -		adev->vm_manager.vm_pte_rqs[i] =
> -			&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +		adev->vm_manager.vm_pte_scheds[i] =
> +			&adev->sdma.instance[i].ring.sched;
>   	}
> -	adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   }
>   
>   const struct amdgpu_ip_block_version sdma_v2_4_ip_block =
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
> index 011fd12c41fe..a559573ec8fd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
> @@ -1699,16 +1699,14 @@ static const struct amdgpu_vm_pte_funcs sdma_v3_0_vm_pte_funcs = {
>   
>   static void sdma_v3_0_set_vm_pte_funcs(struct amdgpu_device *adev)
>   {
> -	struct drm_gpu_scheduler *sched;
>   	unsigned i;
>   
>   	adev->vm_manager.vm_pte_funcs = &sdma_v3_0_vm_pte_funcs;
>   	for (i = 0; i < adev->sdma.num_instances; i++) {
> -		sched = &adev->sdma.instance[i].ring.sched;
> -		adev->vm_manager.vm_pte_rqs[i] =
> -			&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +		adev->vm_manager.vm_pte_scheds[i] =
> +			 &adev->sdma.instance[i].ring.sched;
>   	}
> -	adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   }
>   
>   const struct amdgpu_ip_block_version sdma_v3_0_ip_block =
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> index 350b2c99fefc..bd9ed33bab43 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> @@ -2411,10 +2411,9 @@ static void sdma_v4_0_set_vm_pte_funcs(struct amdgpu_device *adev)
>   			sched = &adev->sdma.instance[i].page.sched;
>   		else
>   			sched = &adev->sdma.instance[i].ring.sched;
> -		adev->vm_manager.vm_pte_rqs[i] =
> -			&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +		adev->vm_manager.vm_pte_scheds[i] = sched;
>   	}
> -	adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   }
>   
>   const struct amdgpu_ip_block_version sdma_v4_0_ip_block = {
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
> index 64c53eed7fac..63f667cfe3f6 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
> @@ -1723,17 +1723,15 @@ static const struct amdgpu_vm_pte_funcs sdma_v5_0_vm_pte_funcs = {
>   
>   static void sdma_v5_0_set_vm_pte_funcs(struct amdgpu_device *adev)
>   {
> -	struct drm_gpu_scheduler *sched;
>   	unsigned i;
>   
>   	if (adev->vm_manager.vm_pte_funcs == NULL) {
>   		adev->vm_manager.vm_pte_funcs = &sdma_v5_0_vm_pte_funcs;
>   		for (i = 0; i < adev->sdma.num_instances; i++) {
> -			sched = &adev->sdma.instance[i].ring.sched;
> -			adev->vm_manager.vm_pte_rqs[i] =
> -				&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +			adev->vm_manager.vm_pte_scheds[i] =
> +				&adev->sdma.instance[i].ring.sched;
>   		}
> -		adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +		adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   	}
>   }
>   
> diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
> index 122df0732f0c..9ad85eddf9c4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
> @@ -835,16 +835,14 @@ static const struct amdgpu_vm_pte_funcs si_dma_vm_pte_funcs = {
>   
>   static void si_dma_set_vm_pte_funcs(struct amdgpu_device *adev)
>   {
> -	struct drm_gpu_scheduler *sched;
>   	unsigned i;
>   
>   	adev->vm_manager.vm_pte_funcs = &si_dma_vm_pte_funcs;
>   	for (i = 0; i < adev->sdma.num_instances; i++) {
> -		sched = &adev->sdma.instance[i].ring.sched;
> -		adev->vm_manager.vm_pte_rqs[i] =
> -			&sched->sched_rq[DRM_SCHED_PRIORITY_KERNEL];
> +		adev->vm_manager.vm_pte_scheds[i] =
> +			&adev->sdma.instance[i].ring.sched;
>   	}
> -	adev->vm_manager.vm_pte_num_rqs = adev->sdma.num_instances;
> +	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
>   }
>   
>   const struct amdgpu_ip_block_version si_dma_ip_block =



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