drm/amdgpu/kiq: add no_scheduler flag to KIQ

We don't want a GPU scheduler for this ring.
Reviewed-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

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

@@ -318,6 +318,7 @@ int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev,
 		return r;
 
 	ring->eop_gpu_addr = kiq->eop_gpu_addr;
+	ring->no_scheduler = true;
 	sprintf(ring->name, "kiq_%d.%d.%d", ring->me, ring->pipe, ring->queue);
 	r = amdgpu_ring_init(adev, ring, 1024,
 			     irq, AMDGPU_CP_KIQ_IRQ_DRIVER0,