diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1473-drm-amdgpu-clear-PDs-PTs-only-after-initializing-the.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1473-drm-amdgpu-clear-PDs-PTs-only-after-initializing-the.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1473-drm-amdgpu-clear-PDs-PTs-only-after-initializing-the.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1473-drm-amdgpu-clear-PDs-PTs-only-after-initializing-the.patch new file mode 100644 index 00000000..aed243d2 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1473-drm-amdgpu-clear-PDs-PTs-only-after-initializing-the.patch @@ -0,0 +1,62 @@ +From daca79a69e6b3c742eebbf0bb3c809ad0ce46739 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Wed, 30 Jan 2019 14:44:36 +0100 +Subject: [PATCH 1473/2940] drm/amdgpu: clear PDs/PTs only after initializing + them +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Clear the VM PDs/PTs only after initializing all the structures. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 11 ++++++----- + 1 file changed, 6 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +index 3121e375d2e0..6e96489900f1 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +@@ -926,10 +926,6 @@ int amdgpu_vm_alloc_pts(struct amdgpu_device *adev, + if (r) + return r; + +- r = amdgpu_vm_clear_bo(adev, vm, pt, cursor.level, ats); +- if (r) +- goto error_free_pt; +- + if (vm->use_cpu_for_update) { + r = amdgpu_bo_kmap(pt, NULL); + if (r) +@@ -942,6 +938,10 @@ int amdgpu_vm_alloc_pts(struct amdgpu_device *adev, + pt->parent = amdgpu_bo_ref(cursor.parent->base.bo); + + amdgpu_vm_bo_base_init(&entry->base, vm, pt); ++ ++ r = amdgpu_vm_clear_bo(adev, vm, pt, cursor.level, ats); ++ if (r) ++ goto error_free_pt; + } + + return 0; +@@ -3027,13 +3027,14 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, + if (r) + goto error_unreserve; + ++ amdgpu_vm_bo_base_init(&vm->root.base, vm, root); ++ + r = amdgpu_vm_clear_bo(adev, vm, root, + adev->vm_manager.root_level, + vm->pte_support_ats); + if (r) + goto error_unreserve; + +- amdgpu_vm_bo_base_init(&vm->root.base, vm, root); + amdgpu_bo_unreserve(vm->root.base.bo); + + if (pasid) { +-- +2.17.1 + |