Commit 1125f95c authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/gfx12: 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: default avatarSrinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1e487c91

drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c

+3 −0
Original line number Diff line number Diff line
@@ -4501,6 +4501,9 @@ static int gfx_v12_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;