APIs to help in finding NPU SI settings (#410)

* APIs to help in finding NPU SI settings Signed-off-by: Mihir Patel <[email protected]> * Renamed get_cable_type to get_cable_length_type --------- Signed-off-by: Mihir Patel <[email protected]>
sonic-net · Dec 5, 2023 · d09e009 · d09e009
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diff --git a/sonic_platform_base/sonic_xcvr/api/public/cmis.py b/sonic_platform_base/sonic_xcvr/api/public/cmis.py
@@ -43,6 +43,18 @@ def get_model(self):
         '''
         return self.xcvr_eeprom.read(consts.VENDOR_PART_NO_FIELD)
 
+    def get_cable_length_type(self):
+        '''
+        This function returns the cable type of the module
+        '''
+        return "Length Cable Assembly(m)"
+
+    def get_cable_length(self):
+        '''
+        This function returns the cable length of the module
+        '''
+        return self.xcvr_eeprom.read(consts.LENGTH_ASSEMBLY_FIELD)
+
     def get_vendor_rev(self):
         '''
         This function returns the revision level for part number provided by vendor
@@ -146,7 +158,6 @@ def get_transceiver_info(self):
             "encoding": "N/A", # Not supported
             "ext_identifier": "%s (%sW Max)" % (power_class, max_power),
             "ext_rateselect_compliance": "N/A", # Not supported
-            "cable_type": "Length Cable Assembly(m)",
             "cable_length": float(admin_info[consts.LENGTH_ASSEMBLY_FIELD]),
             "nominal_bit_rate": 0, # Not supported
             "vendor_date": admin_info[consts.VENDOR_DATE_FIELD],
@@ -160,6 +171,7 @@ def get_transceiver_info(self):
         xcvr_info['media_lane_count'] = self.get_media_lane_count()
         xcvr_info['host_lane_assignment_option'] = self.get_host_lane_assignment_option()
         xcvr_info['media_lane_assignment_option'] = self.get_media_lane_assignment_option()
+        xcvr_info['cable_type'] = self.get_cable_length_type()
         apsel_dict = self.get_active_apsel_hostlane()
         for lane in range(1, self.NUM_CHANNELS+1):
             xcvr_info["%s%d" % ("active_apsel_hostlane", lane)] = \

diff --git a/tests/sonic_xcvr/test_cmis.py b/tests/sonic_xcvr/test_cmis.py
@@ -32,6 +32,19 @@ def test_get_model(self, mock_response, expected):
         result = self.api.get_model()
         assert result == expected
 
+    def test_get_cable_length_type(self):
+        assert self.api.get_cable_length_type() == "Length Cable Assembly(m)"
+
+    @pytest.mark.parametrize("mock_response, expected", [
+        ("0.0", "0.0"),
+        ("1.2", "1.2")
+    ])
+    def test_get_cable_length(self, mock_response, expected):
+        self.api.xcvr_eeprom.read = MagicMock()
+        self.api.xcvr_eeprom.read.return_value = mock_response
+        result = self.api.get_cable_length()
+        assert result == expected
+
     @pytest.mark.parametrize("mock_response, expected", [
         ("0.0", "0.0"),
         ("1.2", "1.2")