Make sure to set the quantum bits in the compute MQD for better fairness across queues of the same priority.
Reviewed-by：Jesse Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c index a418ae609c363..cd7b1ab2233f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c @@ -3268,6 +3268,11 @@ static int gfx_v12_0_compute_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_hqd_pipe_priority = prop->hqd_pipe_priority; mqd->cp_hqd_queue_priority = prop->hqd_queue_priority; + tmp = REG_SET_FIELD(0, CP_HQD_QUANTUM, QUANTUM_EN, 1); + tmp = REG_SET_FIELD(tmp, CP_HQD_QUANTUM, QUANTUM_SCALE, 1); + tmp = REG_SET_FIELD(tmp, CP_HQD_QUANTUM, QUANTUM_DURATION, 1); + mqd->cp_hqd_quantum = tmp; + mqd->cp_hqd_active = prop->hqd_active; /* set UQ fenceaddress */ -- 2.53.0
