Am 23.04.20 um 22:47 schrieb Alex Deucher:
We don't support secure operation on compute rings at the
moment so reject them.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index ec2c5e164cd3..b91853fd66d3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -161,6 +161,12 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
return -EINVAL;
}
+ if ((ib->flags & AMDGPU_IB_FLAGS_SECURE) &&
+ (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE)) {
+ dev_err(adev->dev, "secure submissions not supported on compute rings\n");
+ return -EINVAL;
+ }
+
alloc_size = ring->funcs->emit_frame_size + num_ibs *
ring->funcs->emit_ib_size;
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