Dell: S6100 fix xcvrd crash (#10062)

platform/broadcom/sonic-platform-modules-dell/s6100/sonic_platform/chassis.py

@@ -20,6 +20,7 @@ try:
     from sonic_platform.psu import Psu
     from sonic_platform.thermal import Thermal
     from sonic_platform.watchdog import Watchdog, WatchdogTCO
+    from sonic_platform.sfp import Sfp
 except ImportError as e:
     raise ImportError(str(e) + "- required module not found")
 
@@ -76,6 +77,15 @@ class Chassis(ChassisBase):
             self._module_list.append(module)
             self._sfp_list.extend(module._sfp_list)
 
+        #SFP ports
+        sfp_port = 11
+        for index in range(64,66):
+             eeprom_path = "/sys/bus/i2c/devices/i2c-{0}/{0}-0050/eeprom".format(sfp_port)
+             sfp_control = ""
+             sfp_node = Sfp(index, 'SFP', eeprom_path, sfp_control, index)
+             self._sfp_list.append(sfp_node)
+             sfp_port = sfp_port + 1
+
         for i in range(MAX_S6100_FANTRAY):
             fandrawer = FanDrawer(i)
             self._fan_drawer_list.append(fandrawer)

platform/broadcom/sonic-platform-modules-dell/s6100/sonic_platform/sfp.py

@@ -10,6 +10,7 @@
 
 try:
     import os
+    import syslog
     import time
     from sonic_platform_base.sonic_xcvr.sfp_optoe_base import SfpOptoeBase
 except ImportError as e:
@@ -42,6 +43,9 @@ class Sfp(SfpOptoeBase):
         """
         Retrieves the presence of the sfp
         """
+        if self.index > 64:
+            return False
+
         presence_ctrl = self.sfp_control + 'qsfp_modprs'
         try:
             reg_file = open(presence_ctrl)
@@ -69,6 +73,9 @@ class Sfp(SfpOptoeBase):
         """
         Retrieves the reset status of SFP
         """
+        if self.index > 64:
+            return False
+
         reset_status = None
         reset_ctrl = self.sfp_control + 'qsfp_reset'
         try:
@@ -100,6 +107,9 @@ class Sfp(SfpOptoeBase):
         """
         Retrieves the lpmode (low power mode) status of this SFP
         """
+        if self.index > 64:
+            return False
+
         lpmode_ctrl = self.sfp_control + 'qsfp_lpmode'
         try:
             reg_file = open(lpmode_ctrl, "r+")
@@ -133,6 +143,9 @@ class Sfp(SfpOptoeBase):
         """
         Reset SFP and return all user module settings to their default srate.
         """
+        if self.index > 64:
+            return False
+
         reset_ctrl = self.sfp_control + 'qsfp_reset'
         try:
             # Open reset_ctrl in both read & write mode
@@ -178,6 +191,9 @@ class Sfp(SfpOptoeBase):
         """
         Sets the lpmode (low power mode) of SFP
         """
+        if self.index > 64:
+            return False
+
         lpmode_ctrl = self.sfp_control + 'qsfp_lpmode'
         try:
             reg_file = open(lpmode_ctrl, "r+")