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Unified API

Kaynağa Gözat 
amdsmi_get_link_metrics() and amdsmi_get_pcie_info()

Change-Id: Iea060e449813b842236243b772e8809497ce98fe


[ROCm/amdsmi commit: 0b67c2ccc4]
Bu işleme şunda yer alıyor:
Bill(Shuzhou) Liu
2024-01-24 10:16:35 -06:00
işlemeyi yapan: Maisam Arif
ebeveyn a8b48ff1e5
işleme 25ffbb0304
8 değiştirilmiş dosya ile 335 ekleme ve 311 silme
Yama Dosyasını İndir Diff Dosyasını İndir Tüm dosyaları genişlet Tüm dosyaları daralt
projects/amdsmi/src/amd_smi/amd_smi.cc
+61 -71
Dosyayı Görüntüle
@@ -919,6 +919,29 @@ amdsmi_status_t
return amd::smi::rsmi_to_amdsmi_status(rstatus);
}
amdsmi_status_t amdsmi_get_link_metrics(amdsmi_processor_handle processor_handle,
amdsmi_link_metrics_t *link_metrics) {
AMDSMI_CHECK_INIT();
if (link_metrics == nullptr) return AMDSMI_STATUS_INVAL;
amdsmi_gpu_metrics_t metric_info = {};
amdsmi_status_t status = amdsmi_get_gpu_metrics_info(
processor_handle, &metric_info);
if (status != AMDSMI_STATUS_SUCCESS)
return status;
link_metrics->num_links = AMDSMI_MAX_NUM_XGMI_LINKS;
for (unsigned int i = 0; i < link_metrics->num_links; i++) {
link_metrics->links[i].read = metric_info.xgmi_read_data_acc[i];
link_metrics->links[i].write = metric_info.xgmi_write_data_acc[i];
link_metrics->links[i].bit_rate = metric_info.xgmi_link_speed;
link_metrics->links[i].max_bandwidth = metric_info.xgmi_link_width;
link_metrics->links[i].link_type = AMDSMI_LINK_TYPE_XGMI;
}
return AMDSMI_STATUS_SUCCESS;
}
amdsmi_status_t
amdsmi_topo_get_link_type(amdsmi_processor_handle processor_handle_src, amdsmi_processor_handle processor_handle_dst,
uint64_t *hops, amdsmi_io_link_type_t *type) {
@@ -1939,65 +1962,7 @@ amdsmi_get_gpu_device_uuid(amdsmi_processor_handle processor_handle, unsigned in
return status;
}
amdsmi_status_t
amdsmi_get_pcie_link_status(amdsmi_processor_handle processor_handle, amdsmi_pcie_info_t *info){
AMDSMI_CHECK_INIT();
if (info == nullptr) {
return AMDSMI_STATUS_INVAL;
}
amdsmi_status_t status = AMDSMI_STATUS_SUCCESS;
amdsmi_gpu_metrics_t metric_info = {};
status = amdsmi_get_gpu_metrics_info(
processor_handle, &metric_info);
if (status != AMDSMI_STATUS_SUCCESS)
return status;
info->pcie_lanes = metric_info.pcie_link_width;
// gpu metrics is inconsistent with pcie_speed values, if 0-6 then it needs to be translated
if (metric_info.pcie_link_speed <= 6) {
status = smi_amdgpu_get_pcie_speed_from_pcie_type(metric_info.pcie_link_speed, &info->pcie_speed); // mapping to MT/s
} else {
// gpu metrics returns pcie link speed in .1 GT/s ex. 160 vs 16
info->pcie_speed = metric_info.pcie_link_speed * 100;
}
switch (info->pcie_speed) {
case 2500:
info->pcie_interface_version = 1;
break;
case 5000:
info->pcie_interface_version = 2;
break;
case 8000:
info->pcie_interface_version = 3;
break;
case 16000:
info->pcie_interface_version = 4;
break;
case 32000:
info->pcie_interface_version = 5;
break;
case 64000:
info->pcie_interface_version = 6;
break;
default:
info->pcie_interface_version = 0;
}
// default to PCIe
info->pcie_slot_type = AMDSMI_SLOT_TYPE__PCIE;
rsmi_pcie_slot_type_t slot_type;
status = rsmi_wrapper(rsmi_dev_pcie_slot_type_get,
processor_handle, &slot_type);
if (status == AMDSMI_STATUS_SUCCESS) {
info->pcie_slot_type = static_cast<amdsmi_pcie_slot_type_t>(slot_type);
}
return AMDSMI_STATUS_SUCCESS;
}
amdsmi_status_t amdsmi_get_pcie_link_caps(amdsmi_processor_handle processor_handle, amdsmi_pcie_info_t *info) {
amdsmi_status_t amdsmi_get_pcie_info(amdsmi_processor_handle processor_handle, amdsmi_pcie_info_t *info) {
AMDSMI_CHECK_INIT();
if (info == nullptr) {
@@ -2029,7 +1994,7 @@ amdsmi_status_t amdsmi_get_pcie_link_caps(amdsmi_processor_handle processor_hand
printf("Failed to open file: %s \n", path_max_link_width.c_str());
return AMDSMI_STATUS_API_FAILED;
}
info->pcie_lanes = (uint16_t)pcie_width;
info->pcie_static.max_pcie_lanes = (uint16_t)pcie_width;
std::string path_max_link_speed = "/sys/class/drm/" +
gpu_device->get_gpu_path() + "/device/max_link_speed";
@@ -2043,38 +2008,63 @@ amdsmi_status_t amdsmi_get_pcie_link_caps(amdsmi_processor_handle processor_hand
}
// pcie speed in sysfs returns in GT/s
info->pcie_speed = pcie_speed * 1000;
info->pcie_static.max_pcie_speed = pcie_speed * 1000;
switch (info->pcie_speed) {
switch (info->pcie_static.max_pcie_speed) {
case 2500:
info->pcie_interface_version = 1;
info->pcie_static.pcie_interface_version = 1;
break;
case 5000:
info->pcie_interface_version = 2;
info->pcie_static.pcie_interface_version = 2;
break;
case 8000:
info->pcie_interface_version = 3;
info->pcie_static.pcie_interface_version = 3;
break;
case 16000:
info->pcie_interface_version = 4;
info->pcie_static.pcie_interface_version = 4;
break;
case 32000:
info->pcie_interface_version = 5;
info->pcie_static.pcie_interface_version = 5;
break;
case 64000:
info->pcie_interface_version = 6;
info->pcie_static.pcie_interface_version = 6;
break;
default:
info->pcie_interface_version = 0;
info->pcie_static.pcie_interface_version = 0;
}
// default to PCIe
info->pcie_slot_type = AMDSMI_SLOT_TYPE__PCIE;
info->pcie_static.slot_type = AMDSMI_CARD_FORM_FACTOR_PCIE;
rsmi_pcie_slot_type_t slot_type;
status = rsmi_wrapper(rsmi_dev_pcie_slot_type_get,
processor_handle, &slot_type);
if (status == AMDSMI_STATUS_SUCCESS) {
info->pcie_slot_type = static_cast<amdsmi_pcie_slot_type_t>(slot_type);
switch (slot_type) {
case RSMI_PCIE_SLOT_OAM:
info->pcie_static.slot_type = AMDSMI_CARD_FORM_FACTOR_OAM;
break;
case RSMI_PCIE_SLOT_PCIE:
info->pcie_static.slot_type = AMDSMI_CARD_FORM_FACTOR_PCIE;
break;
default:
info->pcie_static.slot_type = AMDSMI_CARD_FORM_FACTOR_UNKNOWN;
}
}
// metrics
amdsmi_gpu_metrics_t metric_info = {};
status = amdsmi_get_gpu_metrics_info(
processor_handle, &metric_info);
if (status != AMDSMI_STATUS_SUCCESS)
return status;
info->pcie_metric.pcie_lanes = metric_info.pcie_link_width;
// gpu metrics is inconsistent with pcie_speed values, if 0-6 then it needs to be translated
if (metric_info.pcie_link_speed <= 6) {
status = smi_amdgpu_get_pcie_speed_from_pcie_type(metric_info.pcie_link_speed, &info->pcie_metric.pcie_speed); // mapping to MT/s
} else {
// gpu metrics returns pcie link speed in .1 GT/s ex. 160 vs 16
info->pcie_metric.pcie_speed = metric_info.pcie_link_speed * 100;
}
return AMDSMI_STATUS_SUCCESS;