diff options
| author | Ido Schimmel <idosch@nvidia.com> | 2021-06-21 10:50:41 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-21 12:33:05 -0700 |
| commit | 1e27b9e408039af6210708f76c6fe735c2c2c9c1 (patch) | |
| tree | 7fca126adf0316b8f0768649d741d6c7980c707a /drivers/net/ethernet/mellanox/mlxsw/minimal.c | |
| parent | cecefb3a6eeb5d835abd051e67e27e1506289ccf (diff) | |
mlxsw: core: Add support for module EEPROM read by page
Add support for ethtool_ops::get_module_eeprom_by_page() which allows
user space to read transceiver module EEPROM based on passed parameters.
The I2C address is not validated in order to avoid module-specific code.
In case of wrong address, error will be returned from device's firmware.
Tested by comparing output with legacy method (ioctl) output.
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Tested-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/minimal.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/minimal.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/minimal.c b/drivers/net/ethernet/mellanox/mlxsw/minimal.c index 68102726c6a7..d9d56c44e994 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/minimal.c +++ b/drivers/net/ethernet/mellanox/mlxsw/minimal.c @@ -112,10 +112,23 @@ mlxsw_m_get_module_eeprom(struct net_device *netdev, struct ethtool_eeprom *ee, ee, data); } +static int +mlxsw_m_get_module_eeprom_by_page(struct net_device *netdev, + const struct ethtool_module_eeprom *page, + struct netlink_ext_ack *extack) +{ + struct mlxsw_m_port *mlxsw_m_port = netdev_priv(netdev); + struct mlxsw_core *core = mlxsw_m_port->mlxsw_m->core; + + return mlxsw_env_get_module_eeprom_by_page(core, mlxsw_m_port->module, + page, extack); +} + static const struct ethtool_ops mlxsw_m_port_ethtool_ops = { .get_drvinfo = mlxsw_m_module_get_drvinfo, .get_module_info = mlxsw_m_get_module_info, .get_module_eeprom = mlxsw_m_get_module_eeprom, + .get_module_eeprom_by_page = mlxsw_m_get_module_eeprom_by_page, }; static int |