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[Mellanox] add ASIC temperature support to platform API #18

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[Mellanox] add ASIC temperature support to platform API #18

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2738c79
add ASIC temperature support
Junchao-Mellanox Jun 5, 2020
8253937
Use temp_trip_hot as asic temperatue threshold
Junchao-Mellanox Jun 8, 2020
58c17a1
Reuse existing thermal.py to get asic temperature
Junchao-Mellanox Jun 9, 2020
647c983
Revert chassis.py since there is no changes
Junchao-Mellanox Jun 18, 2020
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20 changes: 16 additions & 4 deletions platform/mellanox/mlnx-platform-api/sonic_platform/thermal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,12 @@

MODULE_TEMPERATURE_FAULT_PATH = "/var/run/hw-management/thermal/module{}_temp_fault"

thermal_api_handler_asic = {
THERMAL_API_GET_TEMPERATURE: 'asic',
THERMAL_API_GET_HIGH_THRESHOLD: 'mlxsw/temp_trip_hot',
THERMAL_API_GET_HIGH_CRITICAL_THRESHOLD: 'mlxsw/temp_trip_crit'
}

thermal_api_handler_cpu_core = {
THERMAL_API_GET_TEMPERATURE:"cpu_core{}",
THERMAL_API_GET_HIGH_THRESHOLD:"cpu_core{}_max",
Expand All @@ -78,14 +84,14 @@
THERMAL_API_GET_HIGH_CRITICAL_THRESHOLD:None
}
thermal_ambient_apis = {
THERMAL_DEV_ASIC_AMBIENT : "asic",
THERMAL_DEV_ASIC_AMBIENT : thermal_api_handler_asic,
THERMAL_DEV_PORT_AMBIENT : "port_amb",
THERMAL_DEV_FAN_AMBIENT : "fan_amb",
THERMAL_DEV_COMEX_AMBIENT : "comex_amb",
THERMAL_DEV_BOARD_AMBIENT : "board_amb"
}
thermal_ambient_name = {
THERMAL_DEV_ASIC_AMBIENT : "Ambient ASIC Temp",
THERMAL_DEV_ASIC_AMBIENT : 'ASIC',
THERMAL_DEV_PORT_AMBIENT : "Ambient Port Side Temp",
THERMAL_DEV_FAN_AMBIENT : "Ambient Fan Side Temp",
THERMAL_DEV_COMEX_AMBIENT : "Ambient COMEX Temp",
Expand Down Expand Up @@ -383,8 +389,14 @@ def _read_generic_file(cls, filename, len):

def _get_file_from_api(self, api_name):
if self.category == THERMAL_DEV_CATEGORY_AMBIENT:
if api_name == THERMAL_API_GET_TEMPERATURE:
filename = thermal_ambient_apis[self.index]
handler = thermal_ambient_apis[self.index]
if isinstance(handler, str):
if api_name == THERMAL_API_GET_TEMPERATURE:
filename = thermal_ambient_apis[self.index]
else:
return None
elif isinstance(handler, dict):
filename = handler[api_name]
else:
return None
else:
Expand Down