diff options
| author | Grygorii Strashko <grygorii.strashko@ti.com> | 2017-11-30 18:21:17 -0600 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-12-01 16:36:32 -0500 |
| commit | b5d31f29402791d9d4fadddb2f2d507fefd95939 (patch) | |
| tree | da16a058b9449b8ea98202663e4b6c3d367dd500 /drivers/net/ethernet | |
| parent | d0aef029b53c70d6261ef9d4bd827c861d51a8ef (diff) | |
| download | linux-b5d31f29402791d9d4fadddb2f2d507fefd95939.tar.bz2 | |
net: ethernet: ti: ale: optimize ale entry mask bits configuartion
The ale->params.ale_ports parameter can be used to deriver values for all
ale entry mask bits: port_mask_bits, port_mask_bits, port_num_bits.
Hence, calculate above values and drop all hardcoded values. For
port_num_bits calcualtion use order_base_2() API.
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw_ale.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 5eaaf8896941..f8c523d3e397 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -816,9 +816,9 @@ void cpsw_ale_start(struct cpsw_ale *ale) "ALE Table size %ld\n", ale->params.ale_entries); /* set default bits for existing h/w */ - ale->port_mask_bits = 3; - ale->port_num_bits = 2; - ale->vlan_field_bits = 3; + ale->port_mask_bits = ale->params.ale_ports; + ale->port_num_bits = order_base_2(ale->params.ale_ports); + ale->vlan_field_bits = ale->params.ale_ports; /* Set defaults override for ALE on NetCP NU switch and for version * 1R3 @@ -847,13 +847,6 @@ void cpsw_ale_start(struct cpsw_ale *ale) ale_controls[ALE_PORT_UNTAGGED_EGRESS].shift = 0; ale_controls[ALE_PORT_UNTAGGED_EGRESS].offset = ALE_UNKNOWNVLAN_FORCE_UNTAG_EGRESS; - ale->port_mask_bits = ale->params.ale_ports; - ale->port_num_bits = ale->params.ale_ports - 1; - ale->vlan_field_bits = ale->params.ale_ports; - } else if (ale->version == ALE_VERSION_1R3) { - ale->port_mask_bits = ale->params.ale_ports; - ale->port_num_bits = 3; - ale->vlan_field_bits = ale->params.ale_ports; } cpsw_ale_control_set(ale, 0, ALE_ENABLE, 1); |