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| author |   Maksym Glubokiy <maksym.glubokiy@plvision.eu> | 2022-07-11 18:09:08 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-07-13 12:16:56 +0100 |
| commit | 551871bfc82c81a59f712313431f072e6d884acc (patch) | |
| tree | 4ac7bbc230f1147feecc117e80707ba07c443fe1 /drivers/net/ethernet/marvell | |
| parent | net: extract port range fields from fl_flow_key (diff) | |
| download | linux-dev-551871bfc82c81a59f712313431f072e6d884acc.tar.xz linux-dev-551871bfc82c81a59f712313431f072e6d884acc.zip | |
net: prestera: add support for port range filters
This adds support for port-range rules:
$ tc qdisc add ... clsact
$ tc filter add ... flower ... src_port <PMIN>-<PMAX> ...
Co-developed-by: Volodymyr Mytnyk <volodymyr.mytnyk@plvision.eu>
Signed-off-by: Volodymyr Mytnyk <volodymyr.mytnyk@plvision.eu>
Signed-off-by: Maksym Glubokiy <maksym.glubokiy@plvision.eu>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell')
| -rw-r--r-- | drivers/net/ethernet/marvell/prestera/prestera_flower.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_flower.c b/drivers/net/ethernet/marvell/prestera/prestera_flower.c index a54748ac6541..652aa95e65ac 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_flower.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_flower.c @@ -202,6 +202,7 @@ static int prestera_flower_parse(struct prestera_flow_block *block, BIT(FLOW_DISSECTOR_KEY_IPV6_ADDRS) | BIT(FLOW_DISSECTOR_KEY_ICMP) | BIT(FLOW_DISSECTOR_KEY_PORTS) | + BIT(FLOW_DISSECTOR_KEY_PORTS_RANGE) | BIT(FLOW_DISSECTOR_KEY_VLAN))) { NL_SET_ERR_MSG_MOD(f->common.extack, "Unsupported key"); return -EOPNOTSUPP; @@ -301,6 +302,29 @@ static int prestera_flower_parse(struct prestera_flow_block *block, rule_match_set(r_match->mask, L4_PORT_DST, match.mask->dst); } + if (flow_rule_match_key(f_rule, FLOW_DISSECTOR_KEY_PORTS_RANGE)) { + struct flow_match_ports_range match; + __be32 tp_key, tp_mask; + + flow_rule_match_ports_range(f_rule, &match); + + /* src port range (min, max) */ + tp_key = htonl(ntohs(match.key->tp_min.src) | + (ntohs(match.key->tp_max.src) << 16)); + tp_mask = htonl(ntohs(match.mask->tp_min.src) | + (ntohs(match.mask->tp_max.src) << 16)); + rule_match_set(r_match->key, L4_PORT_RANGE_SRC, tp_key); + rule_match_set(r_match->mask, L4_PORT_RANGE_SRC, tp_mask); + + /* dst port range (min, max) */ + tp_key = htonl(ntohs(match.key->tp_min.dst) | + (ntohs(match.key->tp_max.dst) << 16)); + tp_mask = htonl(ntohs(match.mask->tp_min.dst) | + (ntohs(match.mask->tp_max.dst) << 16)); + rule_match_set(r_match->key, L4_PORT_RANGE_DST, tp_key); + rule_match_set(r_match->mask, L4_PORT_RANGE_DST, tp_mask); + } + if (flow_rule_match_key(f_rule, FLOW_DISSECTOR_KEY_VLAN)) { struct flow_match_vlan match; |