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From: Junfeng Guo <junfeng.guo@intel.com>
To: andrew.rybchenko@oktetlabs.ru, qi.z.zhang@intel.com, jingjing.wu@intel.com,
beilei.xing@intel.com
Cc: dev@dpdk.org, Junfeng Guo <junfeng.guo@intel.com>,
Xiaoyun Li <xiaoyun.li@intel.com>
Subject: [PATCH v10 01/14] net/idpf: add support for device start and stop
Date: Mon, 24 Oct 2022 21:01:21 +0800
Message-Id: <20221024130134.1046536-2-junfeng.guo@intel.com>
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Add dev ops dev_start, dev_stop and link_update.
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>
Signed-off-by: Junfeng Guo <junfeng.guo@intel.com>
---
drivers/net/idpf/idpf_ethdev.c | 89 ++++++++++++++++++++++++++++++++++
drivers/net/idpf/idpf_ethdev.h | 5 ++
2 files changed, 94 insertions(+)
diff --git a/drivers/net/idpf/idpf_ethdev.c b/drivers/net/idpf/idpf_ethdev.c
index 1d2075f466..4c7a2d0748 100644
--- a/drivers/net/idpf/idpf_ethdev.c
+++ b/drivers/net/idpf/idpf_ethdev.c
@@ -29,17 +29,42 @@ static const char * const idpf_valid_args[] = {
};
static int idpf_dev_configure(struct rte_eth_dev *dev);
+static int idpf_dev_start(struct rte_eth_dev *dev);
+static int idpf_dev_stop(struct rte_eth_dev *dev);
static int idpf_dev_close(struct rte_eth_dev *dev);
static int idpf_dev_info_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info);
static void idpf_adapter_rel(struct idpf_adapter *adapter);
+int
+idpf_dev_link_update(struct rte_eth_dev *dev,
+ __rte_unused int wait_to_complete)
+{
+ struct idpf_vport *vport = dev->data->dev_private;
+ struct rte_eth_link new_link;
+
+ memset(&new_link, 0, sizeof(new_link));
+
+ new_link.link_speed = RTE_ETH_SPEED_NUM_NONE;
+
+ new_link.link_duplex = RTE_ETH_LINK_FULL_DUPLEX;
+ new_link.link_status = vport->link_up ? RTE_ETH_LINK_UP :
+ RTE_ETH_LINK_DOWN;
+ new_link.link_autoneg = !(dev->data->dev_conf.link_speeds &
+ RTE_ETH_LINK_SPEED_FIXED);
+
+ return rte_eth_linkstatus_set(dev, &new_link);
+}
+
static const struct eth_dev_ops idpf_eth_dev_ops = {
.dev_configure = idpf_dev_configure,
+ .dev_start = idpf_dev_start,
+ .dev_stop = idpf_dev_stop,
.dev_close = idpf_dev_close,
.rx_queue_setup = idpf_rx_queue_setup,
.tx_queue_setup = idpf_tx_queue_setup,
.dev_infos_get = idpf_dev_info_get,
+ .link_update = idpf_dev_link_update,
};
static int
@@ -233,6 +258,70 @@ idpf_dev_configure(struct rte_eth_dev *dev)
return 0;
}
+static int
+idpf_start_queues(struct rte_eth_dev *dev)
+{
+ struct idpf_rx_queue *rxq;
+ struct idpf_tx_queue *txq;
+ int err = 0;
+ int i;
+
+ for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ txq = dev->data->tx_queues[i];
+ if (txq == NULL || txq->tx_deferred_start)
+ continue;
+
+ PMD_DRV_LOG(ERR, "Start Tx queues not supported yet");
+ return -ENOTSUP;
+ }
+
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ rxq = dev->data->rx_queues[i];
+ if (rxq == NULL || rxq->rx_deferred_start)
+ continue;
+
+ PMD_DRV_LOG(ERR, "Start Rx queues not supported yet");
+ return -ENOTSUP;
+ }
+
+ return err;
+}
+
+static int
+idpf_dev_start(struct rte_eth_dev *dev)
+{
+ struct idpf_vport *vport = dev->data->dev_private;
+
+ if (dev->data->mtu > vport->max_mtu) {
+ PMD_DRV_LOG(ERR, "MTU should be less than %d", vport->max_mtu);
+ return -1;
+ }
+
+ vport->max_pkt_len = dev->data->mtu + IDPF_ETH_OVERHEAD;
+
+ if (idpf_start_queues(dev) != 0) {
+ PMD_DRV_LOG(ERR, "Failed to start queues");
+ return -1;
+ }
+
+ if (idpf_vc_ena_dis_vport(vport, true) != 0) {
+ PMD_DRV_LOG(ERR, "Failed to enable vport");
+ return -1;
+ }
+
+ return 0;
+}
+
+static int
+idpf_dev_stop(struct rte_eth_dev *dev)
+{
+ struct idpf_vport *vport = dev->data->dev_private;
+
+ idpf_vc_ena_dis_vport(vport, false);
+
+ return 0;
+}
+
static int
idpf_dev_close(struct rte_eth_dev *dev)
{
diff --git a/drivers/net/idpf/idpf_ethdev.h b/drivers/net/idpf/idpf_ethdev.h
index c0ae801fd5..070531cc48 100644
--- a/drivers/net/idpf/idpf_ethdev.h
+++ b/drivers/net/idpf/idpf_ethdev.h
@@ -105,6 +105,9 @@ struct idpf_vport {
/* Chunk info */
struct idpf_chunks_info chunks_info;
+ /* Event from ipf */
+ bool link_up;
+
uint16_t devarg_id;
};
@@ -195,6 +198,8 @@ atomic_set_cmd(struct idpf_adapter *adapter, enum virtchnl_ops ops)
}
struct idpf_adapter *idpf_find_adapter(struct rte_pci_device *pci_dev);
+int idpf_dev_link_update(struct rte_eth_dev *dev,
+ __rte_unused int wait_to_complete);
void idpf_handle_virtchnl_msg(struct rte_eth_dev *dev);
int idpf_vc_check_api_version(struct idpf_adapter *adapter);
int idpf_vc_get_caps(struct idpf_adapter *adapter);
--
2.34.1