mlxsw: resources: Add maximum buffer size

We need to be able to limit the size of shared buffer pools, so query
the maximum size from the device during init.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/mellanox/mlxsw/resources.h b/drivers/net/ethernet/mellanox/mlxsw/resources.h
index 1c2119b63258abc7ba2ffed4bb3546ae32ef032e..3c2171dbdba4e0a9abc53ecc7cdc80530e5ffc32 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlxsw/resources.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/resources.h
@@ -47,6 +47,7 @@ enum mlxsw_res_id {
        MLXSW_RES_ID_MAX_SYSTEM_PORT,
        MLXSW_RES_ID_MAX_LAG,
        MLXSW_RES_ID_MAX_LAG_MEMBERS,
+       MLXSW_RES_ID_MAX_BUFFER_SIZE,
        MLXSW_RES_ID_MAX_CPU_POLICERS,
        MLXSW_RES_ID_MAX_VRS,
        MLXSW_RES_ID_MAX_RIFS,
@@ -70,6 +71,7 @@ static u16 mlxsw_res_ids[] = {
        [MLXSW_RES_ID_MAX_SYSTEM_PORT] = 0x2502,
        [MLXSW_RES_ID_MAX_LAG] = 0x2520,
        [MLXSW_RES_ID_MAX_LAG_MEMBERS] = 0x2521,
+       [MLXSW_RES_ID_MAX_BUFFER_SIZE] = 0x2802,        /* Bytes */
        [MLXSW_RES_ID_MAX_CPU_POLICERS] = 0x2A13,
        [MLXSW_RES_ID_MAX_VRS] = 0x2C01,
        [MLXSW_RES_ID_MAX_RIFS] = 0x2C02,