From: Alex Sierra Date: Mon, 18 Nov 2019 19:28:46 +0000 (-0600) Subject: drm/amdgpu: add flag to indicate amdgpu vm context X-Git-Tag: v5.6-rc1~114^2~21^2~174 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=f43ef951f6c0ddd71787b28de4e5d96b40c832ca;p=linux.git drm/amdgpu: add flag to indicate amdgpu vm context Flag added to indicate if the amdgpu vm context is used for compute or graphics. Signed-off-by: Alex Sierra Reviewed-by: Felix Kuehling Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 598c24505c73..63f6e46bd642 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2708,6 +2708,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, goto error_free_direct; vm->pte_support_ats = false; + vm->is_compute_context = false; if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) { vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode & @@ -2893,6 +2894,7 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, vm->update_funcs = &amdgpu_vm_sdma_funcs; dma_fence_put(vm->last_update); vm->last_update = NULL; + vm->is_compute_context = true; if (vm->pasid) { unsigned long flags; @@ -2947,6 +2949,7 @@ void amdgpu_vm_release_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm) spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags); } vm->pasid = 0; + vm->is_compute_context = false; } /** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 4dbbe1b6b413..67f946b0c515 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -298,6 +298,8 @@ struct amdgpu_vm { struct ttm_lru_bulk_move lru_bulk_move; /* mark whether can do the bulk move */ bool bulk_moveable; + /* Flag to indicate if VM is used for compute */ + bool is_compute_context; }; struct amdgpu_vm_manager {