Commit 9329b816 authored by Petr Machata's avatar Petr Machata Committed by David S. Miller
Browse files

mlxsw: spectrum: Add mlxsw_sp.mac_mask

The Spectrum hardware demands that all router interfaces in the system
have the same first 38 resp. 36 bits of MAC address: the former limit
holds on Spectrum, the latter on Spectrum-2. Add a field that refers to
the required prefix mask and initialize in mlxsw_sp1_init() and
Signed-off-by: default avatarPetr Machata <>
Acked-by: default avatarJiri Pirko <>
Reviewed-by: default avatarIdo Schimmel <>
Signed-off-by: default avatarDavid S. Miller <>
parent 9735f2d2
......@@ -65,6 +65,13 @@ static const char mlxsw_sp1_driver_name[] = "mlxsw_spectrum";
static const char mlxsw_sp2_driver_name[] = "mlxsw_spectrum2";
static const char mlxsw_sp_driver_version[] = "1.0";
static const unsigned char mlxsw_sp1_mac_mask[ETH_ALEN] = {
0xff, 0xff, 0xff, 0xff, 0xfc, 0x00
static const unsigned char mlxsw_sp2_mac_mask[ETH_ALEN] = {
0xff, 0xff, 0xff, 0xff, 0xf0, 0x00
/* tx_hdr_version
* Tx header version.
* Must be set to 1.
......@@ -4083,6 +4090,7 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core,
mlxsw_sp->mr_tcam_ops = &mlxsw_sp1_mr_tcam_ops;
mlxsw_sp->acl_tcam_ops = &mlxsw_sp1_acl_tcam_ops;
mlxsw_sp->nve_ops_arr = mlxsw_sp1_nve_ops_arr;
mlxsw_sp->mac_mask = mlxsw_sp1_mac_mask;
return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info);
......@@ -4098,6 +4106,7 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core,
mlxsw_sp->mr_tcam_ops = &mlxsw_sp2_mr_tcam_ops;
mlxsw_sp->acl_tcam_ops = &mlxsw_sp2_acl_tcam_ops;
mlxsw_sp->nve_ops_arr = mlxsw_sp2_nve_ops_arr;
mlxsw_sp->mac_mask = mlxsw_sp2_mac_mask;
return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info);
......@@ -132,6 +132,7 @@ struct mlxsw_sp {
struct mlxsw_core *core;
const struct mlxsw_bus_info *bus_info;
unsigned char base_mac[ETH_ALEN];
const unsigned char *mac_mask;
struct mlxsw_sp_upper *lags;
int *port_to_module;
struct mlxsw_sp_sb *sb;
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