Change get_tx_bias return type to list (sonic-net#342)

* Change get_tx_bias return type to list

Signed-off-by: Mihir Patel <[email protected]>

Author: mihirpat1

sonic_platform_base/sonic_xcvr/api/public/cmis.py

@@ -207,7 +207,7 @@ def get_transceiver_bulk_status(self):
 
         for i in range(1, self.NUM_CHANNELS + 1):
             bulk_status["tx%ddisable" % i] = tx_disable[i-1] if self.get_tx_disable_support() else 'N/A'
-            bulk_status["tx%dbias" % i] = tx_bias['LaserBiasTx%dField' % i] if self.get_tx_bias_support() else 'N/A'
+            bulk_status["tx%dbias" % i] = tx_bias[i - 1]
             bulk_status["rx%dpower" % i] = float("{:.3f}".format(self.mw_to_dbm(rx_power[i - 1]))) if self.get_rx_power_support() else 'N/A'
             bulk_status["tx%dpower" % i] = float("{:.3f}".format(self.mw_to_dbm(tx_power[i - 1]))) if self.get_tx_power_support() else 'N/A'
 
@@ -495,7 +495,7 @@ def get_tx_bias(self):
         tx_bias = self.xcvr_eeprom.read(consts.TX_BIAS_FIELD)
         for key, value in tx_bias.items():
             tx_bias[key] *= scale
-        return tx_bias
+        return [tx_bias['LaserBiasTx%dField' % i] for i in range(1, self.NUM_CHANNELS + 1)]
 
     def get_tx_power(self):
         '''

tests/sonic_xcvr/test_cmis.py

@@ -358,9 +358,11 @@ def test_get_tx_bias_support(self, mock_response, expected):
         assert result == expected
 
     @pytest.mark.parametrize("mock_response, expected", [
-        ([True, 2, {'TxBias1': 2}], {'TxBias1': 8}),
-        ([True, 3, {'TxBias1': 2}], {'TxBias1': 2}),
-        ([False, 0, {'TxBias1': 0}], ['N/A','N/A','N/A','N/A','N/A','N/A','N/A','N/A']),
+        ([True, 2, {'LaserBiasTx1Field': 2, 'LaserBiasTx2Field': 2, 'LaserBiasTx3Field': 2, 'LaserBiasTx4Field': 2, 'LaserBiasTx5Field': 2, 'LaserBiasTx6Field': 2, 'LaserBiasTx7Field': 2, 'LaserBiasTx8Field': 2}],
+        [8, 8, 8, 8, 8, 8, 8, 8]),
+        ([True, 3, {'LaserBiasTx1Field': 2, 'LaserBiasTx2Field': 2, 'LaserBiasTx3Field': 2, 'LaserBiasTx4Field': 2, 'LaserBiasTx5Field': 2, 'LaserBiasTx6Field': 2, 'LaserBiasTx7Field': 2, 'LaserBiasTx8Field': 2}],
+        [2, 2, 2, 2, 2, 2, 2, 2]),
+        ([False, 0, {'LaserBiasTx1Field': 0}], ['N/A','N/A','N/A','N/A','N/A','N/A','N/A','N/A']),
         ([None, 0, None], None)
     ])
     def test_get_tx_bias(self, mock_response, expected):
@@ -1221,10 +1223,7 @@ def test_get_transceiver_info(self, mock_response, expected):
                 0,
                 50,
                 3.3,
-                {'LaserBiasTx1Field': 70, 'LaserBiasTx2Field': 70,
-                 'LaserBiasTx3Field': 70, 'LaserBiasTx4Field': 70,
-                 'LaserBiasTx5Field': 70, 'LaserBiasTx6Field': 70,
-                 'LaserBiasTx7Field': 70, 'LaserBiasTx8Field': 70},
+                [70, 70, 70, 70, 70, 70, 70, 70],
                 [0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1],
                 [0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1],
                 True, True, True, True, True, True,