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authorVadim Pasternak2019-05-29 11:47:15 +0300
committerDavid S. Miller2019-05-30 12:59:46 -0700
commit9bbd7efbc055b31b0e836936da94791c8890af4b (patch)
treef7cb65bf82fb69660c3650d3fc4fff2c762a83e5
parent18a49727083a5a4e949f122aa392fefc8791df77 (diff)
mlxsw: i2c: Extend initialization with querying firmware info
Extend initialization flow with query request for firmware info in order to obtain firmware version info. This info is to be provided to minimal driver to support ethtool get_drvinfo() interface. Signed-off-by: Vadim Pasternak <vadimp@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/i2c.c12
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/minimal.c18
2 files changed, 30 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
index 06aea1999518..803ce9623205 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
@@ -509,8 +509,20 @@ mlxsw_i2c_init(void *bus_priv, struct mlxsw_core *mlxsw_core,
if (!mbox)
return -ENOMEM;
+ err = mlxsw_cmd_query_fw(mlxsw_core, mbox);
+ if (err)
+ goto mbox_put;
+
+ mlxsw_i2c->bus_info.fw_rev.major =
+ mlxsw_cmd_mbox_query_fw_fw_rev_major_get(mbox);
+ mlxsw_i2c->bus_info.fw_rev.minor =
+ mlxsw_cmd_mbox_query_fw_fw_rev_minor_get(mbox);
+ mlxsw_i2c->bus_info.fw_rev.subminor =
+ mlxsw_cmd_mbox_query_fw_fw_rev_subminor_get(mbox);
+
err = mlxsw_core_resources_query(mlxsw_core, mbox, res);
+mbox_put:
mlxsw_cmd_mbox_free(mbox);
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/minimal.c b/drivers/net/ethernet/mellanox/mlxsw/minimal.c
index cf2114273b72..471b0ca6d69a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/minimal.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/minimal.c
@@ -67,6 +67,23 @@ static const struct net_device_ops mlxsw_m_port_netdev_ops = {
.ndo_get_devlink_port = mlxsw_m_port_get_devlink_port,
};
+static void mlxsw_m_module_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *drvinfo)
+{
+ struct mlxsw_m_port *mlxsw_m_port = netdev_priv(dev);
+ struct mlxsw_m *mlxsw_m = mlxsw_m_port->mlxsw_m;
+
+ strlcpy(drvinfo->driver, mlxsw_m->bus_info->device_kind,
+ sizeof(drvinfo->driver));
+ snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
+ "%d.%d.%d",
+ mlxsw_m->bus_info->fw_rev.major,
+ mlxsw_m->bus_info->fw_rev.minor,
+ mlxsw_m->bus_info->fw_rev.subminor);
+ strlcpy(drvinfo->bus_info, mlxsw_m->bus_info->device_name,
+ sizeof(drvinfo->bus_info));
+}
+
static int mlxsw_m_get_module_info(struct net_device *netdev,
struct ethtool_modinfo *modinfo)
{
@@ -88,6 +105,7 @@ mlxsw_m_get_module_eeprom(struct net_device *netdev, struct ethtool_eeprom *ee,
}
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,
};