On Thu, Apr 07, 2022 at 11:15:54AM +0200, Oleksij Rempel wrote:
> For DSA support we need to find MAC node by phandle from the switch port
> node. So, provide of_find_eth_device_by_node() to solve this task.
>
> Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> ---
> include/net.h | 1 +
> net/eth.c | 16 ++++++++++++++++
> 2 files changed, 17 insertions(+)
>
> diff --git a/include/net.h b/include/net.h
> index ca9b6cd61e..8013f79c2e 100644
> --- a/include/net.h
> +++ b/include/net.h
> @@ -97,6 +97,7 @@ int eth_open(struct eth_device *edev);
> void eth_close(struct eth_device *edev);
> int eth_send(struct eth_device *edev, void *packet, int length); /* Send a packet */
> int eth_rx(void); /* Check for received packets */
> +struct eth_device *of_find_eth_device_by_node(struct device_node *np);
>
> /* associate a MAC address to a ethernet device. Should be called by
> * board code for boards which store their MAC address at some unusual
> diff --git a/net/eth.c b/net/eth.c
> index 762c5dfb8a..06bf5fbe65 100644
> --- a/net/eth.c
> +++ b/net/eth.c
> @@ -506,6 +506,22 @@ void led_trigger_network(enum led_trigger trigger)
> led_trigger(LED_TRIGGER_NET_TXRX, TRIGGER_FLASH);
> }
>
> +struct eth_device *of_find_eth_device_by_node(struct device_node *np)
> +{
> + struct eth_device *edev;
> + int ret;
> +
> + ret = of_device_ensure_probed(np);
> + if (ret)
> + return NULL;
> +
> + list_for_each_entry(edev, &netdev_list, list)
> + if (edev->parent->device_node == np)
> + return edev;
> + return NULL;
> +}
> +EXPORT_SYMBOL(of_find_device_by_node);
Should be of_find_eth_device_by_node
Sascha
--
Pengutronix e.K. | |
Steuerwalder Str. 21 | http://www.pengutronix.de/ |
31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
_______________________________________________
barebox mailing list
barebox@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/barebox
