[dpdk-dev,v2,38/46] net/liquidio: add APIs to set link up and down
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Commit Message
Signed-off-by: Shijith Thotton <shijith.thotton@caviumnetworks.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Venkat Koppula <venkat.koppula@caviumnetworks.com>
Signed-off-by: Srisivasubramanian S <ssrinivasan@caviumnetworks.com>
Signed-off-by: Mallesham Jatharakonda <mjatharakonda@oneconvergence.com>
---
drivers/net/liquidio/lio_ethdev.c | 56 +++++++++++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
@@ -973,6 +973,60 @@
return ret;
}
+static int
+lio_dev_set_link_up(struct rte_eth_dev *eth_dev)
+{
+ struct lio_device *lio_dev = LIO_DEV(eth_dev);
+
+ if (!lio_dev->intf_open) {
+ lio_dev_info(lio_dev, "Port is stopped, Start the port first\n");
+ return 0;
+ }
+
+ if (lio_dev->linfo.link.s.link_up) {
+ lio_dev_info(lio_dev, "Link is already UP\n");
+ return 0;
+ }
+
+ if (lio_send_rx_ctrl_cmd(eth_dev, 1)) {
+ lio_dev_err(lio_dev, "Unable to set Link UP\n");
+ return -1;
+ }
+
+ lio_dev->linfo.link.s.link_up = 1;
+ eth_dev->data->dev_link.link_status = ETH_LINK_UP;
+
+ return 0;
+}
+
+static int
+lio_dev_set_link_down(struct rte_eth_dev *eth_dev)
+{
+ struct lio_device *lio_dev = LIO_DEV(eth_dev);
+
+ if (!lio_dev->intf_open) {
+ lio_dev_info(lio_dev, "Port is stopped, Start the port first\n");
+ return 0;
+ }
+
+ if (!lio_dev->linfo.link.s.link_up) {
+ lio_dev_info(lio_dev, "Link is already DOWN\n");
+ return 0;
+ }
+
+ lio_dev->linfo.link.s.link_up = 0;
+ eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
+
+ if (lio_send_rx_ctrl_cmd(eth_dev, 0)) {
+ lio_dev->linfo.link.s.link_up = 1;
+ eth_dev->data->dev_link.link_status = ETH_LINK_UP;
+ lio_dev_err(lio_dev, "Unable to set Link Down\n");
+ return -1;
+ }
+
+ return 0;
+}
+
static int lio_dev_configure(struct rte_eth_dev *eth_dev)
{
struct lio_device *lio_dev = LIO_DEV(eth_dev);
@@ -1144,6 +1198,8 @@ static int lio_dev_configure(struct rte_eth_dev *eth_dev)
static const struct eth_dev_ops liovf_eth_dev_ops = {
.dev_configure = lio_dev_configure,
.dev_start = lio_dev_start,
+ .dev_set_link_up = lio_dev_set_link_up,
+ .dev_set_link_down = lio_dev_set_link_down,
.allmulticast_enable = lio_dev_allmulticast_enable,
.allmulticast_disable = lio_dev_allmulticast_disable,
.link_update = lio_dev_link_update,