From: Jie Wang <jie1x.w...@intel.com> add API "mtu_set" to dcf, and it can configure the port mtu through cmdline.
Signed-off-by: Jie Wang <jie1x.w...@intel.com> Signed-off-by: Kevin Liu <kevinx....@intel.com> --- drivers/net/ice/ice_dcf_ethdev.c | 14 ++++++++++++++ drivers/net/ice/ice_dcf_ethdev.h | 6 ++++++ 2 files changed, 20 insertions(+) diff --git a/drivers/net/ice/ice_dcf_ethdev.c b/drivers/net/ice/ice_dcf_ethdev.c index d8b5961514..06d752fd61 100644 --- a/drivers/net/ice/ice_dcf_ethdev.c +++ b/drivers/net/ice/ice_dcf_ethdev.c @@ -1081,6 +1081,19 @@ ice_dcf_link_update(struct rte_eth_dev *dev, return rte_eth_linkstatus_set(dev, &new_link); } +static int +ice_dcf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu __rte_unused) +{ + /* mtu setting is forbidden if port is start */ + if (dev->data->dev_started != 0) { + PMD_DRV_LOG(ERR, "port %d must be stopped before configuration", + dev->data->port_id); + return -EBUSY; + } + + return 0; +} + bool ice_dcf_adminq_need_retry(struct ice_adapter *ad) { @@ -1236,6 +1249,7 @@ static const struct eth_dev_ops ice_dcf_eth_dev_ops = { .rss_hash_update = ice_dcf_dev_rss_hash_update, .rss_hash_conf_get = ice_dcf_dev_rss_hash_conf_get, .tx_done_cleanup = ice_tx_done_cleanup, + .mtu_set = ice_dcf_dev_mtu_set, }; static int diff --git a/drivers/net/ice/ice_dcf_ethdev.h b/drivers/net/ice/ice_dcf_ethdev.h index 11a1305038..f2faf26f58 100644 --- a/drivers/net/ice/ice_dcf_ethdev.h +++ b/drivers/net/ice/ice_dcf_ethdev.h @@ -15,6 +15,12 @@ #define ICE_DCF_MAX_RINGS 1 +#define ICE_DCF_FRAME_SIZE_MAX 9728 +#define ICE_DCF_VLAN_TAG_SIZE 4 +#define ICE_DCF_ETH_OVERHEAD \ + (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + ICE_DCF_VLAN_TAG_SIZE * 2) +#define ICE_DCF_ETH_MAX_LEN (RTE_ETHER_MTU + ICE_DCF_ETH_OVERHEAD) + struct ice_dcf_queue { uint64_t dummy; }; -- 2.33.1