[PATCH 1/2] drm/amdgpu: add flag to indicate amdgpu vm context

[Alex Sierra]

Flag added to indicate if the amdgpu vm context is used for compute or
graphics.

Change-Id: Ia813037fda2ec2947d73f5c7328388078fbeebe5
Signed-off-by: Alex Sierra <alex.sie...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 3 +++
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 3c0bd6472a46..d51ac8771ae0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2713,6 +2713,7 @@ 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 &
@@ -2898,6 +2899,7 @@ 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;
@@ -2952,6 +2954,7 @@ 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 5cb25c1c54e0..76fcf853035c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -301,6 +301,8 @@ 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 {
-- 
2.17.1

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx