drm/amdgpu: reject gang submit on reserved VMIDs

A gang submit won't work if the VMID is reserved and we can't flush out
VM changes from multiple engines at the same time.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2024-01-19 14:57:29 +01:00
committed by Alex Deucher
parent b6ad109166
commit 320debca1b
3 changed files with 30 additions and 1 deletions

View File

@@ -78,6 +78,7 @@ void amdgpu_pasid_free_delayed(struct dma_resv *resv,
bool amdgpu_vmid_had_gpu_reset(struct amdgpu_device *adev,
struct amdgpu_vmid *id);
bool amdgpu_vmid_uses_reserved(struct amdgpu_vm *vm, unsigned int vmhub);
int amdgpu_vmid_alloc_reserved(struct amdgpu_device *adev,
unsigned vmhub);
void amdgpu_vmid_free_reserved(struct amdgpu_device *adev,