diff options
| author | Shaoyun Liu <shaoyun.liu@amd.com> | 2024-10-23 11:12:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-11-12 17:02:04 -0500 |
| commit | 8521e3c5f0585cad3e73e4ba73535dc274e7eba6 (patch) | |
| tree | 6e7e58f6d702aead35679b6912391040fb83d634 /drivers/gpu/drm/amd/amdgpu/mes_v11_0.c | |
| parent | 377dda2cff59825079aee3906aa4904779747b0b (diff) | |
drm/amd/amdgpu: limit single process inside MES
This is for MES to limit only one process for the user queues
Signed-off-by: Shaoyun Liu <shaoyun.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mes_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mes_v11_0.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c index 6f6133496944..9c905b9e9376 100644 --- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c @@ -644,6 +644,18 @@ static int mes_v11_0_misc_op(struct amdgpu_mes *mes, sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl)); misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en; break; + case MES_MISC_OP_CHANGE_CONFIG: + if ((mes->adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) < 0x63) { + dev_err(mes->adev->dev, "MES FW versoin must be larger than 0x63 to support limit single process feature.\n"); + return -EINVAL; + } + misc_pkt.opcode = MESAPI_MISC__CHANGE_CONFIG; + misc_pkt.change_config.opcode = + MESAPI_MISC__CHANGE_CONFIG_OPTION_LIMIT_SINGLE_PROCESS; + misc_pkt.change_config.option.bits.limit_single_process = + input->change_config.option.limit_single_process; + break; + default: DRM_ERROR("unsupported misc op (%d) \n", input->op); return -EINVAL; @@ -708,6 +720,9 @@ static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes) mes->event_log_gpu_addr; } + if (enforce_isolation) + mes_set_hw_res_pkt.limit_single_process = 1; + return mes_v11_0_submit_pkt_and_poll_completion(mes, &mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt), offsetof(union MESAPI_SET_HW_RESOURCES, api_status)); |