diff options
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_filter.c | 264 |
1 files changed, 132 insertions, 132 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index 833c9ec58a6e..ed77950f6cf9 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -1791,72 +1791,6 @@ static int qede_flow_spec_to_tuple_udpv6(struct qede_dev *edev, return 0; } -static int qede_flow_spec_to_tuple(struct qede_dev *edev, - struct qede_arfs_tuple *t, - struct ethtool_rx_flow_spec *fs) -{ - memset(t, 0, sizeof(*t)); - - if (qede_flow_spec_validate_unused(edev, fs)) - return -EOPNOTSUPP; - - switch ((fs->flow_type & ~FLOW_EXT)) { - case TCP_V4_FLOW: - return qede_flow_spec_to_tuple_tcpv4(edev, t, fs); - case UDP_V4_FLOW: - return qede_flow_spec_to_tuple_udpv4(edev, t, fs); - case TCP_V6_FLOW: - return qede_flow_spec_to_tuple_tcpv6(edev, t, fs); - case UDP_V6_FLOW: - return qede_flow_spec_to_tuple_udpv6(edev, t, fs); - default: - DP_VERBOSE(edev, NETIF_MSG_IFUP, - "Can't support flow of type %08x\n", fs->flow_type); - return -EOPNOTSUPP; - } - - return 0; -} - -static int qede_flow_spec_validate(struct qede_dev *edev, - struct ethtool_rx_flow_spec *fs, - struct qede_arfs_tuple *t) -{ - if (fs->location >= QEDE_RFS_MAX_FLTR) { - DP_INFO(edev, "Location out-of-bounds\n"); - return -EINVAL; - } - - /* Check location isn't already in use */ - if (test_bit(fs->location, edev->arfs->arfs_fltr_bmap)) { - DP_INFO(edev, "Location already in use\n"); - return -EINVAL; - } - - /* Check if the filtering-mode could support the filter */ - if (edev->arfs->filter_count && - edev->arfs->mode != t->mode) { - DP_INFO(edev, - "flow_spec would require filtering mode %08x, but %08x is configured\n", - t->mode, edev->arfs->filter_count); - return -EINVAL; - } - - /* If drop requested then no need to validate other data */ - if (fs->ring_cookie == RX_CLS_FLOW_DISC) - return 0; - - if (ethtool_get_flow_spec_ring_vf(fs->ring_cookie)) - return 0; - - if (fs->ring_cookie >= QEDE_RSS_COUNT(edev)) { - DP_INFO(edev, "Queue out-of-bounds\n"); - return -EINVAL; - } - - return 0; -} - /* Must be called while qede lock is held */ static struct qede_arfs_fltr_node * qede_flow_find_fltr(struct qede_dev *edev, struct qede_arfs_tuple *t) @@ -1896,72 +1830,6 @@ static void qede_flow_set_destination(struct qede_dev *edev, "Configuring N-tuple for VF 0x%02x\n", n->vfid - 1); } -int qede_add_cls_rule(struct qede_dev *edev, struct ethtool_rxnfc *info) -{ - struct ethtool_rx_flow_spec *fsp = &info->fs; - struct qede_arfs_fltr_node *n; - struct qede_arfs_tuple t; - int min_hlen, rc; - - __qede_lock(edev); - - if (!edev->arfs) { - rc = -EPERM; - goto unlock; - } - - /* Translate the flow specification into something fittign our DB */ - rc = qede_flow_spec_to_tuple(edev, &t, fsp); - if (rc) - goto unlock; - - /* Make sure location is valid and filter isn't already set */ - rc = qede_flow_spec_validate(edev, fsp, &t); - if (rc) - goto unlock; - - if (qede_flow_find_fltr(edev, &t)) { - rc = -EINVAL; - goto unlock; - } - - n = kzalloc(sizeof(*n), GFP_KERNEL); - if (!n) { - rc = -ENOMEM; - goto unlock; - } - - min_hlen = qede_flow_get_min_header_size(&t); - n->data = kzalloc(min_hlen, GFP_KERNEL); - if (!n->data) { - kfree(n); - rc = -ENOMEM; - goto unlock; - } - - n->sw_id = fsp->location; - set_bit(n->sw_id, edev->arfs->arfs_fltr_bmap); - n->buf_len = min_hlen; - - memcpy(&n->tuple, &t, sizeof(n->tuple)); - - qede_flow_set_destination(edev, n, fsp); - - /* Build a minimal header according to the flow */ - n->tuple.build_hdr(&n->tuple, n->data); - - rc = qede_enqueue_fltr_and_config_searcher(edev, n, 0); - if (rc) - goto unlock; - - qede_configure_arfs_fltr(edev, n, n->rxq_id, true); - rc = qede_poll_arfs_filter_config(edev, n); -unlock: - __qede_unlock(edev); - - return rc; -} - int qede_delete_flow_filter(struct qede_dev *edev, u64 cookie) { struct qede_arfs_fltr_node *fltr = NULL; @@ -2277,3 +2145,135 @@ unlock: __qede_unlock(edev); return rc; } + +static int qede_flow_spec_validate(struct qede_dev *edev, + struct ethtool_rx_flow_spec *fs, + struct qede_arfs_tuple *t) +{ + if (fs->location >= QEDE_RFS_MAX_FLTR) { + DP_INFO(edev, "Location out-of-bounds\n"); + return -EINVAL; + } + + /* Check location isn't already in use */ + if (test_bit(fs->location, edev->arfs->arfs_fltr_bmap)) { + DP_INFO(edev, "Location already in use\n"); + return -EINVAL; + } + + /* Check if the filtering-mode could support the filter */ + if (edev->arfs->filter_count && + edev->arfs->mode != t->mode) { + DP_INFO(edev, + "flow_spec would require filtering mode %08x, but %08x is configured\n", + t->mode, edev->arfs->filter_count); + return -EINVAL; + } + + /* If drop requested then no need to validate other data */ + if (fs->ring_cookie == RX_CLS_FLOW_DISC) + return 0; + + if (ethtool_get_flow_spec_ring_vf(fs->ring_cookie)) + return 0; + + if (fs->ring_cookie >= QEDE_RSS_COUNT(edev)) { + DP_INFO(edev, "Queue out-of-bounds\n"); + return -EINVAL; + } + + return 0; +} + +static int qede_flow_spec_to_tuple(struct qede_dev *edev, + struct qede_arfs_tuple *t, + struct ethtool_rx_flow_spec *fs) +{ + memset(t, 0, sizeof(*t)); + + if (qede_flow_spec_validate_unused(edev, fs)) + return -EOPNOTSUPP; + + switch ((fs->flow_type & ~FLOW_EXT)) { + case TCP_V4_FLOW: + return qede_flow_spec_to_tuple_tcpv4(edev, t, fs); + case UDP_V4_FLOW: + return qede_flow_spec_to_tuple_udpv4(edev, t, fs); + case TCP_V6_FLOW: + return qede_flow_spec_to_tuple_tcpv6(edev, t, fs); + case UDP_V6_FLOW: + return qede_flow_spec_to_tuple_udpv6(edev, t, fs); + default: + DP_VERBOSE(edev, NETIF_MSG_IFUP, + "Can't support flow of type %08x\n", fs->flow_type); + return -EOPNOTSUPP; + } + + return 0; +} + +int qede_add_cls_rule(struct qede_dev *edev, struct ethtool_rxnfc *info) +{ + struct ethtool_rx_flow_spec *fsp = &info->fs; + struct qede_arfs_fltr_node *n; + struct qede_arfs_tuple t; + int min_hlen, rc; + + __qede_lock(edev); + + if (!edev->arfs) { + rc = -EPERM; + goto unlock; + } + + /* Translate the flow specification into something fittign our DB */ + rc = qede_flow_spec_to_tuple(edev, &t, fsp); + if (rc) + goto unlock; + + /* Make sure location is valid and filter isn't already set */ + rc = qede_flow_spec_validate(edev, fsp, &t); + if (rc) + goto unlock; + + if (qede_flow_find_fltr(edev, &t)) { + rc = -EINVAL; + goto unlock; + } + + n = kzalloc(sizeof(*n), GFP_KERNEL); + if (!n) { + rc = -ENOMEM; + goto unlock; + } + + min_hlen = qede_flow_get_min_header_size(&t); + n->data = kzalloc(min_hlen, GFP_KERNEL); + if (!n->data) { + kfree(n); + rc = -ENOMEM; + goto unlock; + } + + n->sw_id = fsp->location; + set_bit(n->sw_id, edev->arfs->arfs_fltr_bmap); + n->buf_len = min_hlen; + + memcpy(&n->tuple, &t, sizeof(n->tuple)); + + qede_flow_set_destination(edev, n, fsp); + + /* Build a minimal header according to the flow */ + n->tuple.build_hdr(&n->tuple, n->data); + + rc = qede_enqueue_fltr_and_config_searcher(edev, n, 0); + if (rc) + goto unlock; + + qede_configure_arfs_fltr(edev, n, n->rxq_id, true); + rc = qede_poll_arfs_filter_config(edev, n); +unlock: + __qede_unlock(edev); + + return rc; +} |