ethdev: improve doc for name by port ID API

Description of rte_eth_dev_get_name_by_port() calls
port ID argument a pointer, which is misleading.
Also, output buffer minimal size is not mentioned.
These points need to be improved.

Fixes: bde516d5a85a ("ethdev: get port by name")
Cc: stable@dpdk.org
Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
index 7ecccf0..f8815e9 100644 (file)
--- a/lib/librte_ethdev/rte_ethdev.h
+++ b/lib/librte_ethdev/rte_ethdev.h
@@ -3674,9 +3674,9 @@ rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id);
 * Get the device name from port id
 *
 * @param port_id
-*   pointer to port identifier of the device
+*   Port identifier of the device.
 * @param name
-*  pci address or name of the device
+*   Buffer of size RTE_ETH_NAME_MAX_LEN to store the name.
 * @return
 *   - (0) if successful.
 *   - (-EINVAL) on failure.