Need to properly set the MTYPE and ROQ space setting. This should fix performance regressions with KIQ enabled. Signed-off-by: Alex Deucher <alexander.deucher at amd.com> --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 7adeab3..11ca155 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4855,6 +4855,20 @@ static int gfx_v8_0_mqd_init(struct amdgpu_ring *ring) tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53); mqd->cp_hqd_persistent_state = tmp; + /* set MTYPE */ + tmp = RREG32(mmCP_HQD_IB_CONTROL); + tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3); + tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MTYPE, 3); + mqd->cp_hqd_ib_control = tmp; + + tmp = RREG32(mmCP_HQD_IQ_TIMER); + tmp = REG_SET_FIELD(tmp, CP_HQD_IQ_TIMER, MTYPE, 3); + mqd->cp_hqd_iq_timer = tmp; + + tmp = RREG32(mmCP_HQD_CTX_SAVE_CONTROL); + tmp = REG_SET_FIELD(tmp, CP_HQD_CTX_SAVE_CONTROL, MTYPE, 3); + mqd->cp_hqd_ctx_save_control = tmp; + /* activate the queue */ mqd->cp_hqd_active = 1; -- 2.5.5
