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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index b06cb0bb166c..28612e56d0d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -479,6 +479,12 @@ int amdgpu_gmc_allocate_vm_inv_eng(struct amdgpu_device *adev)
unsigned i;
unsigned vmhub, inv_eng;
+ if (adev->enable_mes) {
+ /* reserve engine 5 for firmware */
+ for (vmhub = 0; vmhub < AMDGPU_MAX_VMHUBS; vmhub++)
+ vm_inv_engs[vmhub] &= ~(1 << 5);
+ }
+
for (i = 0; i < adev->num_rings; ++i) {
ring = adev->rings[i];
vmhub = ring->funcs->vmhub;