drm/amdgpu/gfx11: return early in preempt_ib()

When MES is enabled KIQ is not available.  Return an error
when someone uses the debugfs preempt test interface in
that case.

Acked-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2024-08-14 09:15:24 -04:00
parent 28d43d0895
commit 1e487c9173

View File

@ -5923,6 +5923,9 @@ static int gfx_v11_0_ring_preempt_ib(struct amdgpu_ring *ring)
struct amdgpu_ring *kiq_ring = &kiq->ring;
unsigned long flags;
if (adev->enable_mes)
return -EINVAL;
if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
return -EINVAL;