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authorLe Ma <le.ma@amd.com>2020-03-20 19:28:52 +0800
committerAlex Deucher <alexander.deucher@amd.com>2020-07-01 01:59:11 -0400
commitb770f04ba2ee3d1161194d2b563918deac4cd7ab (patch)
treeefec66edff308a3643d3d9faedaf22b5d0a5279f /drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
parent7cf609b915f57a2c2b03bf43bb63a2240aeb8d4b (diff)
drm/amdgpu: skip VM inv eng assignment for mes ring
Statically allocated VM inv eng of gfxhub on sienna_cichlid is used up. Also VM inv eng is no need for mes ring. Signed-off-by: Le Ma <le.ma@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index acabb57aa8af..34cbd6f6a56b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -357,6 +357,9 @@ int amdgpu_gmc_allocate_vm_inv_eng(struct amdgpu_device *adev)
ring = adev->rings[i];
vmhub = ring->funcs->vmhub;
+ if (ring == &adev->mes.ring)
+ continue;
+
inv_eng = ffs(vm_inv_engs[vmhub]);
if (!inv_eng) {
dev_err(adev->dev, "no VM inv eng for ring %s\n",