return nicvf_mbox_send_msg_to_pf(nic, &mbx);
}
+int
+nicvf_mbox_set_link_up_down(struct nicvf *nic, bool enable)
+{
+ struct nic_mbx mbx = { .msg = { 0 } };
+
+ mbx.lbk.msg = NIC_MBOX_MSG_SET_LINK;
+ mbx.lbk.vf_id = nic->vf_id;
+ mbx.lbk.enable = enable;
+ return nicvf_mbox_send_msg_to_pf(nic, &mbx);
+}
void
nicvf_mbox_shutdown(struct nicvf *nic)
{
#define NIC_MBOX_MSG_ALLOC_SQS 0x12 /* Allocate secondary Qset */
#define NIC_MBOX_MSG_LOOPBACK 0x16 /* Set interface in loopback */
#define NIC_MBOX_MSG_RESET_STAT_COUNTER 0x17 /* Reset statistics counters */
+#define NIC_MBOX_MSG_SET_LINK 0x21 /* Set link up/down */
#define NIC_MBOX_MSG_CFG_DONE 0xF0 /* VF configuration done */
#define NIC_MBOX_MSG_SHUTDOWN 0xF1 /* VF is being shutdown */
#define NIC_MBOX_MSG_MAX 0x100 /* Maximum number of messages */
uint16_t sq_stat_mask;
};
+/* Set link up/down */
+struct set_link_state {
+ uint8_t msg;
+ uint8_t vf_id;
+ bool enable;
+};
+
struct nic_mbx {
/* 128 bit shared memory between PF and each VF */
union {
struct sqs_alloc sqs_alloc;
struct set_loopback lbk;
struct reset_stat_cfg reset_stat;
+ struct set_link_state set_link;
};
};
int nicvf_mbox_loopback_config(struct nicvf *nic, bool enable);
int nicvf_mbox_reset_stat_counters(struct nicvf *nic, uint16_t rx_stat_mask,
uint8_t tx_stat_mask, uint16_t rq_stat_mask, uint16_t sq_stat_mask);
+int nicvf_mbox_set_link_up_down(struct nicvf *nic, bool enable);
void nicvf_mbox_shutdown(struct nicvf *nic);
void nicvf_mbox_cfg_done(struct nicvf *nic);
return 0;
}
+static int
+nicvf_dev_set_link_up(struct rte_eth_dev *dev)
+{
+ struct nicvf *nic = nicvf_pmd_priv(dev);
+ int rc, i;
+
+ rc = nicvf_mbox_set_link_up_down(nic, true);
+ if (rc)
+ goto done;
+
+ /* Start tx queues */
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ nicvf_dev_tx_queue_start(dev, i);
+
+done:
+ return rc;
+}
+
+static int
+nicvf_dev_set_link_down(struct rte_eth_dev *dev)
+{
+ struct nicvf *nic = nicvf_pmd_priv(dev);
+ int i;
+
+ /* Stop tx queues */
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ nicvf_dev_tx_queue_stop(dev, i);
+
+ return nicvf_mbox_set_link_up_down(nic, false);
+}
+
/* Initialize and register driver with DPDK Application */
static const struct eth_dev_ops nicvf_eth_dev_ops = {
.dev_configure = nicvf_dev_configure,
.rx_queue_count = nicvf_dev_rx_queue_count,
.tx_queue_setup = nicvf_dev_tx_queue_setup,
.tx_queue_release = nicvf_dev_tx_queue_release,
+ .dev_set_link_up = nicvf_dev_set_link_up,
+ .dev_set_link_down = nicvf_dev_set_link_down,
.get_reg = nicvf_dev_get_regs,
};