Am 08.04.2017 um 00:00 schrieb Alex Deucher:
Need to properly set the MTYPE and ROQ space setting.
This should fix performance regressions with KIQ enabled.
Signed-off-by: Alex Deucher <[email protected]>
Reviewed-by: Christian König <[email protected]>
---
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;
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