5356244e53
- Why I did it Add NVIDIA Copyright header to "mellanox" files - How I did it Add NVIDIA Copyright header as a comment for Mellanox files - How to verify it Sanity tests and PR checkers.
71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
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# Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""
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This utility get the power mode of a given module.
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"""
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import sys
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import errno
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from python_sdk_api.sx_api import *
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def mgmt_phy_mod_pwr_attr_get(handle, module_id, power_attr_type):
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sx_mgmt_phy_mod_pwr_attr_p = new_sx_mgmt_phy_mod_pwr_attr_t_p()
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sx_mgmt_phy_mod_pwr_attr = sx_mgmt_phy_mod_pwr_attr_t()
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sx_mgmt_phy_mod_pwr_attr.power_attr_type = power_attr_type
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sx_mgmt_phy_mod_pwr_attr_t_p_assign(sx_mgmt_phy_mod_pwr_attr_p, sx_mgmt_phy_mod_pwr_attr)
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try:
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rc = sx_mgmt_phy_mod_pwr_attr_get(handle, module_id, sx_mgmt_phy_mod_pwr_attr_p)
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assert SX_STATUS_SUCCESS == rc, "sx_mgmt_phy_mod_pwr_attr_get failed"
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sx_mgmt_phy_mod_pwr_attr = sx_mgmt_phy_mod_pwr_attr_t_p_value(sx_mgmt_phy_mod_pwr_attr_p)
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pwr_mode_attr = sx_mgmt_phy_mod_pwr_attr.pwr_mode_attr
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return pwr_mode_attr.admin_pwr_mode_e, pwr_mode_attr.oper_pwr_mode_e
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finally:
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delete_sx_mgmt_phy_mod_pwr_attr_t_p(sx_mgmt_phy_mod_pwr_attr_p)
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# Check if SFP port number is provided
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if len(sys.argv) < 2:
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print("SFP module number is missed.")
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print("Usage: sfplpmget.py <SFP module>")
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sys.exit(errno.EINVAL)
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# Init SDK API
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rc, handle = sx_api_open(None)
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if (rc != SX_STATUS_SUCCESS):
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print("Failed to open api handle.\nPlease check that SDK is running.")
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sys.exit(errno.EACCES)
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# Get SFP module number
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sfp_module = int(sys.argv[1]) - 1
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admin_pwr_mode, oper_pwr_mode = mgmt_phy_mod_pwr_attr_get(handle, sfp_module, SX_MGMT_PHY_MOD_PWR_ATTR_PWR_MODE_E)
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lpm_status = None
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if oper_pwr_mode == SX_MGMT_PHY_MOD_PWR_MODE_HIGH_E:
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lpm_status = False
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elif oper_pwr_mode == SX_MGMT_PHY_MOD_PWR_MODE_LOW_E:
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lpm_status = True
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else:
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print("LPM UNKNOWN")
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print("LPM ON" if lpm_status else "LPM OFF")
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sx_api_close(handle)
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