ping?
On Wed, Mar 18, 2026 at 10:34 AM Alex Deucher <[email protected]> wrote: > > Make sure to set the quantum bits in the compute MQD > for better fairness across queues of the same priority. > > Signed-off-by: Alex Deucher <[email protected]> > --- > drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c > b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c > index ad4d442e7345e..d0b8fb9317201 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c > @@ -1943,7 +1943,11 @@ static int gfx_v9_4_3_xcc_mqd_init(struct amdgpu_ring > *ring, int xcc_id) > > /* set static priority for a queue/ring */ > gfx_v9_4_3_mqd_set_priority(ring, mqd); > - mqd->cp_hqd_quantum = RREG32_SOC15(GC, GET_INST(GC, xcc_id), > regCP_HQD_QUANTUM); > + tmp = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_QUANTUM); > + tmp = REG_SET_FIELD(tmp, 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; > > /* map_queues packet doesn't need activate the queue, > * so only kiq need set this field. > -- > 2.53.0 >
