[PATCH v3 2/6] doc: add link up/down feature

[Huisong Li]

Add link up/down feature for features.rst.

Fixes: 915e67837586 ("ethdev: API for link up and down")
Cc: stable at dpdk.org

Signed-off-by: Huisong Li <lihuisong at huawei.com>
Acked-by: Chengwen Feng <fengchengwen at huawei.com>
---
 doc/guides/nics/features.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/guides/nics/features.rst b/doc/guides/nics/features.rst
index 0d38c5c525..f14962a6c3 100644
--- a/doc/guides/nics/features.rst
+++ b/doc/guides/nics/features.rst
@@ -45,6 +45,10 @@ Supports getting the link speed, duplex mode and link state (up/down).
 * **[implements] rte_eth_dev_data**: ``dev_link``.
 * **[related]    API**: ``rte_eth_link_get()``, ``rte_eth_link_get_nowait()``.
 
+Set link up/down an Ethernet device.
+
+* **[implements] eth_dev_ops**: ``dev_set_link_up``, ``dev_set_link_down``.
+* **[related]    API**: ``rte_eth_dev_set_link_up()``, ``rte_eth_dev_set_link_down()``.
 
 .. _nic_features_link_status_event:
 
-- 
2.33.0