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authorDave Airlie <airlied@redhat.com>2018-08-08 06:09:08 +1000
committerDave Airlie <airlied@redhat.com>2018-08-08 06:22:23 +1000
commit940fbcb73fd25b517fa10c5a9cc96ca0ce1a2fc4 (patch)
treec967fae5501fefe9258f9891371977833bd2a72c /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
parent569f0a8694d0ff13c5d296a594c7d8cec8d6f35f (diff)
parentdf36b2fb8390d98453fff1aae3927095fe9ff36c (diff)
Merge branch 'drm-next-4.19' of git://people.freedesktop.org/~agd5f/linux into drm-next
Fixes for 4.19: - Fix UVD 7.2 instance handling - Fix UVD 7.2 harvesting - GPU scheduler fix for when a process is killed - TTM cleanups - amdgpu CS bo_list fixes - Powerplay fixes for polaris12 and CZ/ST - DC fixes for link training certain HMDs - DC fix for vega10 blank screen in certain cases From: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180801222906.1016-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 9eedc9810004..ece0ac703e27 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2345,6 +2345,35 @@ struct amdgpu_bo_va_mapping *amdgpu_vm_bo_lookup_mapping(struct amdgpu_vm *vm,
}
/**
+ * amdgpu_vm_bo_trace_cs - trace all reserved mappings
+ *
+ * @vm: the requested vm
+ * @ticket: CS ticket
+ *
+ * Trace all mappings of BOs reserved during a command submission.
+ */
+void amdgpu_vm_bo_trace_cs(struct amdgpu_vm *vm, struct ww_acquire_ctx *ticket)
+{
+ struct amdgpu_bo_va_mapping *mapping;
+
+ if (!trace_amdgpu_vm_bo_cs_enabled())
+ return;
+
+ for (mapping = amdgpu_vm_it_iter_first(&vm->va, 0, U64_MAX); mapping;
+ mapping = amdgpu_vm_it_iter_next(mapping, 0, U64_MAX)) {
+ if (mapping->bo_va && mapping->bo_va->base.bo) {
+ struct amdgpu_bo *bo;
+
+ bo = mapping->bo_va->base.bo;
+ if (READ_ONCE(bo->tbo.resv->lock.ctx) != ticket)
+ continue;
+ }
+
+ trace_amdgpu_vm_bo_cs(mapping);
+ }
+}
+
+/**
* amdgpu_vm_bo_rmv - remove a bo to a specific vm
*
* @adev: amdgpu_device pointer