mail archive of the barebox mailing list
 help / color / mirror / Atom feed
From: Sascha Hauer <sha@pengutronix.de>
To: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v3 02/12] net: add of_find_eth_device_by_node() function
Date: Thu, 7 Apr 2022 15:36:11 +0200	[thread overview]
Message-ID: <20220407133611.GI4012@pengutronix.de> (raw)
In-Reply-To: <20220407091604.956577-3-o.rempel@pengutronix.de>

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@pengutronix.de>
> ---
>  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@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox


  reply	other threads:[~2022-04-07 13:37 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-07  9:15 [PATCH v3 00/12] provide DSA support Oleksij Rempel
2022-04-07  9:15 ` [PATCH v3 01/12] net: add RX preprocessor support Oleksij Rempel
2022-04-07  9:15 ` [PATCH v3 02/12] net: add of_find_eth_device_by_node() function Oleksij Rempel
2022-04-07 13:36   ` Sascha Hauer [this message]
2022-04-07  9:15 ` [PATCH v3 03/12] net: add DSA framework to support basic switch functionality Oleksij Rempel
2022-04-07 13:56   ` Sascha Hauer
2022-04-12  8:14   ` Sascha Hauer
2022-04-07  9:15 ` [PATCH v3 04/12] driver: add dev_get_priv() helper Oleksij Rempel
2022-04-07  9:15 ` [PATCH v3 05/12] net: port part of if_vlan header from kernel v5.17 Oleksij Rempel
2022-04-07  9:15 ` [PATCH v3 06/12] spi: port spi_sync_transfer() function " Oleksij Rempel
2022-04-07  9:15 ` [PATCH v3 07/12] net: mdio: add MDIO_DEVAD_NONE define Oleksij Rempel
2022-04-07  9:16 ` [PATCH v3 08/12] net: phy: make sure MDIO bus is probed if we search for the PHY Oleksij Rempel
2022-04-07  9:16 ` [PATCH v3 09/12] of_net: add rev-rmii support Oleksij Rempel
2022-04-07  9:16 ` [PATCH v3 10/12] net: dsa: add support for SJA11xx switches Oleksij Rempel
2022-04-07 14:04   ` Sascha Hauer
2022-04-07  9:16 ` [PATCH v3 11/12] net: dsa: add KSZ9477 switch SPI driver Oleksij Rempel
2022-04-07 14:27   ` Sascha Hauer
2022-04-07  9:16 ` [PATCH v3 12/12] add ethlog Oleksij Rempel

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220407133611.GI4012@pengutronix.de \
    --to=sha@pengutronix.de \
    --cc=barebox@lists.infradead.org \
    --cc=o.rempel@pengutronix.de \
    --subject='Re: [PATCH v3 02/12] net: add of_find_eth_device_by_node() function' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox