From: Ivan Malov Date: Tue, 20 Jun 2017 16:37:09 +0000 (+0100) Subject: net/sfc: support flow API isolated mode X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=84a9b48128c18c9713edd46400ed8840eb7a931f;p=dpdk.git net/sfc: support flow API isolated mode Signed-off-by: Ivan Malov Signed-off-by: Andrew Rybchenko --- diff --git a/drivers/net/sfc/sfc.h b/drivers/net/sfc/sfc.h index 007ed24b70..d287413d6e 100644 --- a/drivers/net/sfc/sfc.h +++ b/drivers/net/sfc/sfc.h @@ -150,6 +150,11 @@ struct sfc_port { boolean_t flow_ctrl_autoneg; size_t pdu; + /* + * Flow API isolated mode overrides promisc and allmulti settings; + * they won't be applied if isolated mode is active + */ + boolean_t isolated; boolean_t promisc; boolean_t allmulti; diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c index 0faf59072e..6b06f08f7c 100644 --- a/drivers/net/sfc/sfc_ethdev.c +++ b/drivers/net/sfc/sfc_ethdev.c @@ -361,8 +361,13 @@ sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode, if (*toggle != enabled) { *toggle = enabled; - if ((sa->state == SFC_ADAPTER_STARTED) && - (sfc_set_rx_mode(sa) != 0)) { + if (port->isolated) { + sfc_warn(sa, "isolated mode is active on the port"); + sfc_warn(sa, "the change is to be applied on the next " + "start provided that isolated mode is " + "disabled prior the next start"); + } else if ((sa->state == SFC_ADAPTER_STARTED) && + (sfc_set_rx_mode(sa) != 0)) { *toggle = !(enabled); sfc_warn(sa, "Failed to %s %s mode", ((enabled) ? "enable" : "disable"), desc); @@ -826,10 +831,17 @@ sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr) { struct sfc_adapter *sa = dev->data->dev_private; const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic); + struct sfc_port *port = &sa->port; int rc; sfc_adapter_lock(sa); + if (port->isolated) { + sfc_err(sa, "isolated mode is active on the port"); + sfc_err(sa, "will not set MAC address"); + goto unlock; + } + if (sa->state != SFC_ADAPTER_STARTED) { sfc_info(sa, "the port is not started"); sfc_info(sa, "the new MAC address will be set on port start"); @@ -884,6 +896,12 @@ sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set, int rc; unsigned int i; + if (port->isolated) { + sfc_err(sa, "isolated mode is active on the port"); + sfc_err(sa, "will not set multicast address list"); + return -ENOTSUP; + } + if (mc_addrs == NULL) return -ENOBUFS; @@ -1091,8 +1109,9 @@ sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev, struct rte_eth_rss_conf *rss_conf) { struct sfc_adapter *sa = dev->data->dev_private; + struct sfc_port *port = &sa->port; - if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) + if ((sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) || port->isolated) return -ENOTSUP; if (sa->rss_channels == 0) @@ -1121,9 +1140,13 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev, struct rte_eth_rss_conf *rss_conf) { struct sfc_adapter *sa = dev->data->dev_private; + struct sfc_port *port = &sa->port; unsigned int efx_hash_types; int rc = 0; + if (port->isolated) + return -ENOTSUP; + if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) { sfc_err(sa, "RSS is not available"); return -ENOTSUP; @@ -1188,9 +1211,10 @@ sfc_dev_rss_reta_query(struct rte_eth_dev *dev, uint16_t reta_size) { struct sfc_adapter *sa = dev->data->dev_private; + struct sfc_port *port = &sa->port; int entry; - if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) + if ((sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) || port->isolated) return -ENOTSUP; if (sa->rss_channels == 0) @@ -1220,11 +1244,15 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev, uint16_t reta_size) { struct sfc_adapter *sa = dev->data->dev_private; + struct sfc_port *port = &sa->port; unsigned int *rss_tbl_new; uint16_t entry; int rc; + if (port->isolated) + return -ENOTSUP; + if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) { sfc_err(sa, "RSS is not available"); return -ENOTSUP; diff --git a/drivers/net/sfc/sfc_flow.c b/drivers/net/sfc/sfc_flow.c index c3ea43a6fb..110dfb8976 100644 --- a/drivers/net/sfc/sfc_flow.c +++ b/drivers/net/sfc/sfc_flow.c @@ -1112,12 +1112,35 @@ sfc_flow_flush(struct rte_eth_dev *dev, return -ret; } +static int +sfc_flow_isolate(struct rte_eth_dev *dev, int enable, + struct rte_flow_error *error) +{ + struct sfc_adapter *sa = dev->data->dev_private; + struct sfc_port *port = &sa->port; + int ret = 0; + + sfc_adapter_lock(sa); + if (sa->state != SFC_ADAPTER_INITIALIZED) { + rte_flow_error_set(error, EBUSY, + RTE_FLOW_ERROR_TYPE_UNSPECIFIED, + NULL, "please close the port first"); + ret = -rte_errno; + } else { + port->isolated = (enable) ? B_TRUE : B_FALSE; + } + sfc_adapter_unlock(sa); + + return ret; +} + const struct rte_flow_ops sfc_flow_ops = { .validate = sfc_flow_validate, .create = sfc_flow_create, .destroy = sfc_flow_destroy, .flush = sfc_flow_flush, .query = NULL, + .isolate = sfc_flow_isolate, }; void diff --git a/drivers/net/sfc/sfc_port.c b/drivers/net/sfc/sfc_port.c index ee96bcdebe..e7eea9fad0 100644 --- a/drivers/net/sfc/sfc_port.c +++ b/drivers/net/sfc/sfc_port.c @@ -186,26 +186,29 @@ sfc_port_start(struct sfc_adapter *sa) if (rc != 0) goto fail_mac_pdu_set; - sfc_log_init(sa, "set MAC address"); - rc = efx_mac_addr_set(sa->nic, - sa->eth_dev->data->mac_addrs[0].addr_bytes); - if (rc != 0) - goto fail_mac_addr_set; - - sfc_log_init(sa, "set MAC filters"); - port->promisc = (sa->eth_dev->data->promiscuous != 0) ? - B_TRUE : B_FALSE; - port->allmulti = (sa->eth_dev->data->all_multicast != 0) ? - B_TRUE : B_FALSE; - rc = sfc_set_rx_mode(sa); - if (rc != 0) - goto fail_mac_filter_set; + if (!port->isolated) { + struct ether_addr *mac_addrs = sa->eth_dev->data->mac_addrs; - sfc_log_init(sa, "set multicast address list"); - rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs, - port->nb_mcast_addrs); - if (rc != 0) - goto fail_mcast_address_list_set; + sfc_log_init(sa, "set MAC address"); + rc = efx_mac_addr_set(sa->nic, mac_addrs[0].addr_bytes); + if (rc != 0) + goto fail_mac_addr_set; + + sfc_log_init(sa, "set MAC filters"); + port->promisc = (sa->eth_dev->data->promiscuous != 0) ? + B_TRUE : B_FALSE; + port->allmulti = (sa->eth_dev->data->all_multicast != 0) ? + B_TRUE : B_FALSE; + rc = sfc_set_rx_mode(sa); + if (rc != 0) + goto fail_mac_filter_set; + + sfc_log_init(sa, "set multicast address list"); + rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs, + port->nb_mcast_addrs); + if (rc != 0) + goto fail_mcast_address_list_set; + } if (port->mac_stats_reset_pending) { rc = sfc_port_reset_mac_stats(sa); diff --git a/drivers/net/sfc/sfc_rx.c b/drivers/net/sfc/sfc_rx.c index e19ef6d180..1bf86445b6 100644 --- a/drivers/net/sfc/sfc_rx.c +++ b/drivers/net/sfc/sfc_rx.c @@ -630,6 +630,7 @@ retry: int sfc_rx_qstart(struct sfc_adapter *sa, unsigned int sw_index) { + struct sfc_port *port = &sa->port; struct sfc_rxq_info *rxq_info; struct sfc_rxq *rxq; struct sfc_evq *evq; @@ -664,7 +665,7 @@ sfc_rx_qstart(struct sfc_adapter *sa, unsigned int sw_index) rxq->state |= SFC_RXQ_STARTED; - if (sw_index == 0) { + if ((sw_index == 0) && !port->isolated) { rc = sfc_rx_default_rxq_set_filter(sa, rxq); if (rc != 0) goto fail_mac_filter_default_rxq_set;