ethtool: Document behavior when module EEPROM bank attribute is omitted

The kernel assumes bank 0 when 'ETHTOOL_MSG_MODULE_EEPROM_GET' is sent
without 'ETHTOOL_A_MODULE_EEPROM_BANK'.

Document it as part of the interface documentation.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst
index 8ae644f800f023756139b013353db332b9273fac..6ea91e41593f7c4c016a49046195c57a03c90b5d 100644 (file)
--- a/Documentation/networking/ethtool-netlink.rst
+++ b/Documentation/networking/ethtool-netlink.rst
@@ -1383,6 +1383,8 @@ Request contents:
   ``ETHTOOL_A_MODULE_EEPROM_I2C_ADDRESS``  u8      page I2C address
   =======================================  ======  ==========================
 
+If ``ETHTOOL_A_MODULE_EEPROM_BANK`` is not specified, bank 0 is assumed.
+
 Kernel response contents:
 
  +---------------------------------------------+--------+---------------------+