netdev - [PATCH net-next 02/10] mlxsw: spectrum: Remove unsupported eth_proto_lp

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Date:   Fri, 22 Feb 2019 13:56:37 +0000
From:   Ido Schimmel <idosch@...lanox.com>
To:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:     "davem@...emloft.net" <davem@...emloft.net>,
        Jiri Pirko <jiri@...lanox.com>,
        Shalom Toledo <shalomt@...lanox.com>,
        mlxsw <mlxsw@...lanox.com>, Ido Schimmel <idosch@...lanox.com>
Subject: [PATCH net-next 02/10] mlxsw: spectrum: Remove unsupported
 eth_proto_lp_advertise field in PTYS

From: Shalom Toledo <shalomt@...lanox.com>

Remove eth_proto_lp_advertise field in PTYS register since it is not
supported by the firmware.

Signed-off-by: Shalom Toledo <shalomt@...lanox.com>
Acked-by: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Ido Schimmel <idosch@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h      |  7 -------
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 15 +--------------
 2 files changed, 1 insertion(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index cbd0193ec3f6..19d361219693 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -4061,13 +4061,6 @@ MLXSW_ITEM32(reg, ptys, ib_link_width_oper, 0x28, 16, 16);
  */
 MLXSW_ITEM32(reg, ptys, ib_proto_oper, 0x28, 0, 16);
 
-/* reg_ptys_eth_proto_lp_advertise
- * The protocols that were advertised by the link partner during
- * autonegotiation.
- * Access: RO
- */
-MLXSW_ITEM32(reg, ptys, eth_proto_lp_advertise, 0x30, 0, 32);
-
 static inline void mlxsw_reg_ptys_eth_pack(char *payload, u8 local_port,
 					   u32 proto_admin, bool autoneg)
 {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 3da7bf142cd2..b812406850ba 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -2606,21 +2606,10 @@ static void mlxsw_sp_port_get_link_advertise(u32 eth_proto_admin, bool autoneg,
 	mlxsw_sp_from_ptys_link(eth_proto_admin, cmd->link_modes.advertising);
 }
 
-static void
-mlxsw_sp_port_get_link_lp_advertise(u32 eth_proto_lp, u8 autoneg_status,
-				    struct ethtool_link_ksettings *cmd)
-{
-	if (autoneg_status != MLXSW_REG_PTYS_AN_STATUS_OK || !eth_proto_lp)
-		return;
-
-	ethtool_link_ksettings_add_link_mode(cmd, lp_advertising, Autoneg);
-	mlxsw_sp_from_ptys_link(eth_proto_lp, cmd->link_modes.lp_advertising);
-}
-
 static int mlxsw_sp_port_get_link_ksettings(struct net_device *dev,
 					    struct ethtool_link_ksettings *cmd)
 {
-	u32 eth_proto_cap, eth_proto_admin, eth_proto_oper, eth_proto_lp;
+	u32 eth_proto_cap, eth_proto_admin, eth_proto_oper;
 	struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
 	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 	char ptys_pl[MLXSW_REG_PTYS_LEN];
@@ -2640,9 +2629,7 @@ static int mlxsw_sp_port_get_link_ksettings(struct net_device *dev,
 
 	mlxsw_sp_port_get_link_advertise(eth_proto_admin, autoneg, cmd);
 
-	eth_proto_lp = mlxsw_reg_ptys_eth_proto_lp_advertise_get(ptys_pl);
 	autoneg_status = mlxsw_reg_ptys_an_status_get(ptys_pl);
-	mlxsw_sp_port_get_link_lp_advertise(eth_proto_lp, autoneg_status, cmd);
 
 	cmd->base.autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE;
 	cmd->base.port = mlxsw_sp_port_connector_port(eth_proto_oper);
-- 
2.20.1