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Message-ID: <895ae9c1-b6dd-4a97-be14-6f2b73c7b2b5@siemens.com>
Date: Sun, 22 Oct 2023 10:56:22 +0200
From: Jan Kiszka <jan.kiszka@...mens.com>
To: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, MD Danish Anwar <danishanwar@...com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
"Lopes Ivo, Diogo Miguel (T CED IFD-PT)" <diogo.ivo@...mens.com>,
Nishanth Menon <nm@...com>,
"Su, Bao Cheng (RC-CN DF FA R&D)" <baocheng.su@...mens.com>
Subject: [PATCH] net: ti: icssg-prueth: Add phys_port_name support
From: Jan Kiszka <jan.kiszka@...mens.com>
Helps identifying the ports in udev rules e.g.
Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
Seems such logic was lost during the upstream rewrite of the SDK
version.
drivers/net/ethernet/ti/icssg/icssg_prueth.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
index 4914d0ef58e9..ffae89a6ccc5 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c
@@ -1653,6 +1653,19 @@ static void emac_ndo_get_stats64(struct net_device *ndev,
stats->tx_dropped = ndev->stats.tx_dropped;
}
+static int emac_ndo_get_phys_port_name(struct net_device *ndev, char *name,
+ size_t len)
+{
+ struct prueth_emac *emac = netdev_priv(ndev);
+ int ret;
+
+ ret = snprintf(name, len, "p%d", emac->port_id);
+ if (ret >= len)
+ return -EINVAL;
+
+ return 0;
+}
+
static const struct net_device_ops emac_netdev_ops = {
.ndo_open = emac_ndo_open,
.ndo_stop = emac_ndo_stop,
@@ -1663,6 +1676,7 @@ static const struct net_device_ops emac_netdev_ops = {
.ndo_set_rx_mode = emac_ndo_set_rx_mode,
.ndo_eth_ioctl = emac_ndo_ioctl,
.ndo_get_stats64 = emac_ndo_get_stats64,
+ .ndo_get_phys_port_name = emac_ndo_get_phys_port_name,
};
/* get emac_port corresponding to eth_node name */
--
2.35.3
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