diff options
| author | Michael Chan <michael.chan@broadcom.com> | 2023-12-23 05:22:10 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-01-02 14:52:28 +0100 |
| commit | 8d7ba028aa9ab6570fe233ae026b3609b46f1eb7 (patch) | |
| tree | 5b0456e9ef2b94e18b3f61ff05f1302aee3ab209 | |
| parent | bnxt_en: Add support for ntuple filters added from ethtool. (diff) | |
| download | linux-8d7ba028aa9ab6570fe233ae026b3609b46f1eb7.tar.xz linux-8d7ba028aa9ab6570fe233ae026b3609b46f1eb7.zip | |
bnxt_en: Add support for ntuple filter deletion by ethtool.
Add logic to delete a user specified ntuple filter from ethtool.
Reviewed-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index c3b9be328b87..5629ba9f4b2e 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1341,6 +1341,31 @@ static int bnxt_srxclsrlins(struct bnxt *bp, struct ethtool_rxnfc *cmd) return rc; } +static int bnxt_srxclsrldel(struct bnxt *bp, struct ethtool_rxnfc *cmd) +{ + struct ethtool_rx_flow_spec *fs = &cmd->fs; + struct bnxt_filter_base *fltr_base; + + rcu_read_lock(); + fltr_base = bnxt_get_one_fltr_rcu(bp, bp->ntp_fltr_hash_tbl, + BNXT_NTP_FLTR_HASH_SIZE, + fs->location); + if (fltr_base) { + struct bnxt_ntuple_filter *fltr; + + fltr = container_of(fltr_base, struct bnxt_ntuple_filter, base); + rcu_read_unlock(); + if (!(fltr->base.flags & BNXT_ACT_NO_AGING)) + return -EINVAL; + bnxt_hwrm_cfa_ntuple_filter_free(bp, fltr); + bnxt_del_ntp_filter(bp, fltr); + return 0; + } + + rcu_read_unlock(); + return -ENOENT; +} + static u64 get_ethtool_ipv4_rss(struct bnxt *bp) { if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4) @@ -1532,6 +1557,10 @@ static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) rc = bnxt_srxclsrlins(bp, cmd); break; + case ETHTOOL_SRXCLSRLDEL: + rc = bnxt_srxclsrldel(bp, cmd); + break; + default: rc = -EOPNOTSUPP; break; |