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drm/amdgpu/mes11: enable MES process/gang load from MES local mem

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Enable the MES process/gang context load from MES local memory,
this will reduce the MES firmware and driver handshake latency.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Michael Chen <michael.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Prike Liang 2026-07-03 14:56:36 +08:00 committed by Alex Deucher
parent bbda86fdf2
commit 54fb21cc3a
1 changed files with 8 additions and 2 deletions
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10
drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
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@ -1017,6 +1017,8 @@ static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
mes_set_hw_res_pkt.enable_reg_active_poll = 1;
mes_set_hw_res_pkt.enable_level_process_quantum_check = 1;
mes_set_hw_res_pkt.oversubscription_timer = 50;
if (adev->mes.use_rs64mem)
mes_set_hw_res_pkt.use_rs64mem_for_proc_gang_ctx = 1;
if (amdgpu_mes_log_enable) {
mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
@ -1952,6 +1954,8 @@ static int mes_v11_0_hw_init(struct amdgpu_ip_block *ip_block)
if (adev->mes.ring[0].sched.ready)
goto out;
adev->mes.use_rs64mem = true;
if (!adev->enable_mes_kiq) {
if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
r = mes_v11_0_load_microcode(adev,
@ -1971,11 +1975,12 @@ static int mes_v11_0_hw_init(struct amdgpu_ip_block *ip_block)
/* Allocate GPU buffer for array size query results */
r = amdgpu_mes_rs64mem_init(&adev->mes);
if (r)
if (r) {
dev_warn(adev->dev,
"RS64 local memory init failed (%d),"
"falling back to system memory path\n", r);
adev->mes.use_rs64mem = false;
}
r = mes_v11_0_set_hw_resources(&adev->mes);
if (r)
@ -1992,6 +1997,7 @@ static int mes_v11_0_hw_init(struct amdgpu_ip_block *ip_block)
"Failed to query ctx array sizes (%d),"
"disabling RS64 local memory\n", r);
/* Continue without optimization - not fatal */
adev->mes.use_rs64mem = false;
}
}