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path: root/drivers/net/ethernet/qlogic/qede/qede_filter.c
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Diffstat (limited to 'drivers/net/ethernet/qlogic/qede/qede_filter.c')
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_filter.c146
1 files changed, 86 insertions, 60 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c
index a5ac21a0ee33ff..985026dd816fcc 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_filter.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c
@@ -1520,8 +1520,8 @@ static int qede_flow_spec_validate_unused(struct qede_dev *edev,
return 0;
}
-static int qede_set_v4_tuple_to_profile(struct qede_dev *edev,
- struct qede_arfs_tuple *t)
+static int qede_set_v4_tuple_to_profile(struct qede_arfs_tuple *t,
+ struct netlink_ext_ack *extack)
{
/* We must have Only 4-tuples/l4 port/src ip/dst ip
* as an input.
@@ -1538,7 +1538,7 @@ static int qede_set_v4_tuple_to_profile(struct qede_dev *edev,
t->dst_ipv4 && !t->src_ipv4) {
t->mode = QED_FILTER_CONFIG_MODE_IP_DEST;
} else {
- DP_INFO(edev, "Invalid N-tuple\n");
+ NL_SET_ERR_MSG_MOD(extack, "Invalid N-tuple");
return -EOPNOTSUPP;
}
@@ -1549,9 +1549,9 @@ static int qede_set_v4_tuple_to_profile(struct qede_dev *edev,
return 0;
}
-static int qede_set_v6_tuple_to_profile(struct qede_dev *edev,
- struct qede_arfs_tuple *t,
- struct in6_addr *zaddr)
+static int qede_set_v6_tuple_to_profile(struct qede_arfs_tuple *t,
+ struct in6_addr *zaddr,
+ struct netlink_ext_ack *extack)
{
/* We must have Only 4-tuples/l4 port/src ip/dst ip
* as an input.
@@ -1573,7 +1573,7 @@ static int qede_set_v6_tuple_to_profile(struct qede_dev *edev,
!memcmp(&t->src_ipv6, zaddr, sizeof(struct in6_addr))) {
t->mode = QED_FILTER_CONFIG_MODE_IP_DEST;
} else {
- DP_INFO(edev, "Invalid N-tuple\n");
+ NL_SET_ERR_MSG_MOD(extack, "Invalid N-tuple");
return -EOPNOTSUPP;
}
@@ -1671,7 +1671,7 @@ static int qede_parse_actions(struct qede_dev *edev,
int i;
if (!flow_action_has_entries(flow_action)) {
- DP_NOTICE(edev, "No actions received\n");
+ NL_SET_ERR_MSG_MOD(extack, "No actions received");
return -EINVAL;
}
@@ -1687,7 +1687,8 @@ static int qede_parse_actions(struct qede_dev *edev,
break;
if (act->queue.index >= QEDE_RSS_COUNT(edev)) {
- DP_INFO(edev, "Queue out-of-bounds\n");
+ NL_SET_ERR_MSG_MOD(extack,
+ "Queue out-of-bounds");
return -EINVAL;
}
break;
@@ -1700,8 +1701,8 @@ static int qede_parse_actions(struct qede_dev *edev,
}
static int
-qede_flow_parse_ports(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *t)
+qede_flow_parse_ports(struct flow_rule *rule, struct qede_arfs_tuple *t,
+ struct netlink_ext_ack *extack)
{
if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_PORTS)) {
struct flow_match_ports match;
@@ -1709,7 +1710,8 @@ qede_flow_parse_ports(struct qede_dev *edev, struct flow_rule *rule,
flow_rule_match_ports(rule, &match);
if ((match.key->src && match.mask->src != htons(U16_MAX)) ||
(match.key->dst && match.mask->dst != htons(U16_MAX))) {
- DP_NOTICE(edev, "Do not support ports masks\n");
+ NL_SET_ERR_MSG_MOD(extack,
+ "Do not support ports masks");
return -EINVAL;
}
@@ -1721,10 +1723,12 @@ qede_flow_parse_ports(struct qede_dev *edev, struct flow_rule *rule,
}
static int
-qede_flow_parse_v6_common(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *t)
+qede_flow_parse_v6_common(struct flow_rule *rule,
+ struct qede_arfs_tuple *t,
+ struct netlink_ext_ack *extack)
{
struct in6_addr zero_addr, addr;
+ int err;
memset(&zero_addr, 0, sizeof(addr));
memset(&addr, 0xff, sizeof(addr));
@@ -1737,8 +1741,8 @@ qede_flow_parse_v6_common(struct qede_dev *edev, struct flow_rule *rule,
memcmp(&match.mask->src, &addr, sizeof(addr))) ||
(memcmp(&match.key->dst, &zero_addr, sizeof(addr)) &&
memcmp(&match.mask->dst, &addr, sizeof(addr)))) {
- DP_NOTICE(edev,
- "Do not support IPv6 address prefix/mask\n");
+ NL_SET_ERR_MSG_MOD(extack,
+ "Do not support IPv6 address prefix/mask");
return -EINVAL;
}
@@ -1746,23 +1750,28 @@ qede_flow_parse_v6_common(struct qede_dev *edev, struct flow_rule *rule,
memcpy(&t->dst_ipv6, &match.key->dst, sizeof(addr));
}
- if (qede_flow_parse_ports(edev, rule, t))
- return -EINVAL;
+ err = qede_flow_parse_ports(rule, t, extack);
+ if (err)
+ return err;
- return qede_set_v6_tuple_to_profile(edev, t, &zero_addr);
+ return qede_set_v6_tuple_to_profile(t, &zero_addr, extack);
}
static int
-qede_flow_parse_v4_common(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *t)
+qede_flow_parse_v4_common(struct flow_rule *rule,
+ struct qede_arfs_tuple *t,
+ struct netlink_ext_ack *extack)
{
+ int err;
+
if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_IPV4_ADDRS)) {
struct flow_match_ipv4_addrs match;
flow_rule_match_ipv4_addrs(rule, &match);
if ((match.key->src && match.mask->src != htonl(U32_MAX)) ||
(match.key->dst && match.mask->dst != htonl(U32_MAX))) {
- DP_NOTICE(edev, "Do not support ipv4 prefix/masks\n");
+ NL_SET_ERR_MSG_MOD(extack,
+ "Do not support ipv4 prefix/masks");
return -EINVAL;
}
@@ -1770,55 +1779,57 @@ qede_flow_parse_v4_common(struct qede_dev *edev, struct flow_rule *rule,
t->dst_ipv4 = match.key->dst;
}
- if (qede_flow_parse_ports(edev, rule, t))
- return -EINVAL;
+ err = qede_flow_parse_ports(rule, t, extack);
+ if (err)
+ return err;
- return qede_set_v4_tuple_to_profile(edev, t);
+ return qede_set_v4_tuple_to_profile(t, extack);
}
static int
-qede_flow_parse_tcp_v6(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *tuple)
+qede_flow_parse_tcp_v6(struct flow_rule *rule, struct qede_arfs_tuple *tuple,
+ struct netlink_ext_ack *extack)
{
tuple->ip_proto = IPPROTO_TCP;
tuple->eth_proto = htons(ETH_P_IPV6);
- return qede_flow_parse_v6_common(edev, rule, tuple);
+ return qede_flow_parse_v6_common(rule, tuple, extack);
}
static int
-qede_flow_parse_tcp_v4(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *tuple)
+qede_flow_parse_tcp_v4(struct flow_rule *rule, struct qede_arfs_tuple *tuple,
+ struct netlink_ext_ack *extack)
{
tuple->ip_proto = IPPROTO_TCP;
tuple->eth_proto = htons(ETH_P_IP);
- return qede_flow_parse_v4_common(edev, rule, tuple);
+ return qede_flow_parse_v4_common(rule, tuple, extack);
}
static int
-qede_flow_parse_udp_v6(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *tuple)
+qede_flow_parse_udp_v6(struct flow_rule *rule, struct qede_arfs_tuple *tuple,
+ struct netlink_ext_ack *extack)
{
tuple->ip_proto = IPPROTO_UDP;
tuple->eth_proto = htons(ETH_P_IPV6);
- return qede_flow_parse_v6_common(edev, rule, tuple);
+ return qede_flow_parse_v6_common(rule, tuple, extack);
}
static int
-qede_flow_parse_udp_v4(struct qede_dev *edev, struct flow_rule *rule,
- struct qede_arfs_tuple *tuple)
+qede_flow_parse_udp_v4(struct flow_rule *rule, struct qede_arfs_tuple *tuple,
+ struct netlink_ext_ack *extack)
{
tuple->ip_proto = IPPROTO_UDP;
tuple->eth_proto = htons(ETH_P_IP);
- return qede_flow_parse_v4_common(edev, rule, tuple);
+ return qede_flow_parse_v4_common(rule, tuple, extack);
}
static int
-qede_parse_flow_attr(struct qede_dev *edev, __be16 proto,
- struct flow_rule *rule, struct qede_arfs_tuple *tuple)
+qede_parse_flow_attr(__be16 proto, struct flow_rule *rule,
+ struct qede_arfs_tuple *tuple,
+ struct netlink_ext_ack *extack)
{
struct flow_dissector *dissector = rule->match.dissector;
int rc = -EINVAL;
@@ -1832,14 +1843,18 @@ qede_parse_flow_attr(struct qede_dev *edev, __be16 proto,
BIT_ULL(FLOW_DISSECTOR_KEY_BASIC) |
BIT_ULL(FLOW_DISSECTOR_KEY_IPV6_ADDRS) |
BIT_ULL(FLOW_DISSECTOR_KEY_PORTS))) {
- DP_NOTICE(edev, "Unsupported key set:0x%llx\n",
- dissector->used_keys);
+ NL_SET_ERR_MSG_FMT_MOD(extack, "Unsupported key used: 0x%llx",
+ dissector->used_keys);
return -EOPNOTSUPP;
}
+ if (flow_rule_match_has_control_flags(rule, extack))
+ return -EOPNOTSUPP;
+
if (proto != htons(ETH_P_IP) &&
proto != htons(ETH_P_IPV6)) {
- DP_NOTICE(edev, "Unsupported proto=0x%x\n", proto);
+ NL_SET_ERR_MSG_FMT_MOD(extack, "Unsupported proto=0x%x",
+ proto);
return -EPROTONOSUPPORT;
}
@@ -1851,15 +1866,15 @@ qede_parse_flow_attr(struct qede_dev *edev, __be16 proto,
}
if (ip_proto == IPPROTO_TCP && proto == htons(ETH_P_IP))
- rc = qede_flow_parse_tcp_v4(edev, rule, tuple);
+ rc = qede_flow_parse_tcp_v4(rule, tuple, extack);
else if (ip_proto == IPPROTO_TCP && proto == htons(ETH_P_IPV6))
- rc = qede_flow_parse_tcp_v6(edev, rule, tuple);
+ rc = qede_flow_parse_tcp_v6(rule, tuple, extack);
else if (ip_proto == IPPROTO_UDP && proto == htons(ETH_P_IP))
- rc = qede_flow_parse_udp_v4(edev, rule, tuple);
+ rc = qede_flow_parse_udp_v4(rule, tuple, extack);
else if (ip_proto == IPPROTO_UDP && proto == htons(ETH_P_IPV6))
- rc = qede_flow_parse_udp_v6(edev, rule, tuple);
+ rc = qede_flow_parse_udp_v6(rule, tuple, extack);
else
- DP_NOTICE(edev, "Invalid protocol request\n");
+ NL_SET_ERR_MSG_MOD(extack, "Invalid protocol request");
return rc;
}
@@ -1867,9 +1882,10 @@ qede_parse_flow_attr(struct qede_dev *edev, __be16 proto,
int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
struct flow_cls_offload *f)
{
+ struct netlink_ext_ack *extack = f->common.extack;
struct qede_arfs_fltr_node *n;
- int min_hlen, rc = -EINVAL;
struct qede_arfs_tuple t;
+ int min_hlen, rc;
__qede_lock(edev);
@@ -1879,7 +1895,8 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
}
/* parse flower attribute and prepare filter */
- if (qede_parse_flow_attr(edev, proto, f->rule, &t))
+ rc = qede_parse_flow_attr(proto, f->rule, &t, extack);
+ if (rc)
goto unlock;
/* Validate profile mode and number of filters */
@@ -1888,11 +1905,13 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
DP_NOTICE(edev,
"Filter configuration invalidated, filter mode=0x%x, configured mode=0x%x, filter count=0x%x\n",
t.mode, edev->arfs->mode, edev->arfs->filter_count);
+ rc = -EINVAL;
goto unlock;
}
/* parse tc actions and get the vf_id */
- if (qede_parse_actions(edev, &f->rule->action, f->common.extack))
+ rc = qede_parse_actions(edev, &f->rule->action, extack);
+ if (rc)
goto unlock;
if (qede_flow_find_fltr(edev, &t)) {
@@ -1938,8 +1957,11 @@ unlock:
static int qede_flow_spec_validate(struct qede_dev *edev,
struct flow_action *flow_action,
struct qede_arfs_tuple *t,
- __u32 location)
+ __u32 location,
+ struct netlink_ext_ack *extack)
{
+ int err;
+
if (location >= QEDE_RFS_MAX_FLTR) {
DP_INFO(edev, "Location out-of-bounds\n");
return -EINVAL;
@@ -1960,8 +1982,9 @@ static int qede_flow_spec_validate(struct qede_dev *edev,
return -EINVAL;
}
- if (qede_parse_actions(edev, flow_action, NULL))
- return -EINVAL;
+ err = qede_parse_actions(edev, flow_action, extack);
+ if (err)
+ return err;
return 0;
}
@@ -1972,11 +1995,13 @@ static int qede_flow_spec_to_rule(struct qede_dev *edev,
{
struct ethtool_rx_flow_spec_input input = {};
struct ethtool_rx_flow_rule *flow;
+ struct netlink_ext_ack extack;
__be16 proto;
- int err = 0;
+ int err;
- if (qede_flow_spec_validate_unused(edev, fs))
- return -EOPNOTSUPP;
+ err = qede_flow_spec_validate_unused(edev, fs);
+ if (err)
+ return err;
switch ((fs->flow_type & ~FLOW_EXT)) {
case TCP_V4_FLOW:
@@ -1998,15 +2023,16 @@ static int qede_flow_spec_to_rule(struct qede_dev *edev,
if (IS_ERR(flow))
return PTR_ERR(flow);
- if (qede_parse_flow_attr(edev, proto, flow->rule, t)) {
- err = -EINVAL;
+ err = qede_parse_flow_attr(proto, flow->rule, t, &extack);
+ if (err)
goto err_out;
- }
/* Make sure location is valid and filter isn't already set */
err = qede_flow_spec_validate(edev, &flow->rule->action, t,
- fs->location);
+ fs->location, &extack);
err_out:
+ if (extack._msg)
+ DP_NOTICE(edev, "%s\n", extack._msg);
ethtool_rx_flow_rule_destroy(flow);
return err;
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-18 03:20:51 +0000