When MES is enabled KIQ is not available. Return an error
when someone uses the debugfs preempt test interface in
that case.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
index f14e27f86e0e..070546c8dd59 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
@@ -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;
--
2.46.0
