linux-kernel - Re: [PATCH v2 14/29] net: simplify eth_platform_get_mac

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Date:   Fri, 10 Aug 2018 18:17:47 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Jonathan Corbet <corbet@....net>, Sekhar Nori <nsekhar@...com>,
        Kevin Hilman <khilman@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Boris Brezillon <boris.brezillon@...tlin.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Richard Weinberger <richard@....at>,
        Grygorii Strashko <grygorii.strashko@...com>,
        "David S . Miller" <davem@...emloft.net>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Naren <naren.kernel@...il.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Lukas Wunner <lukas@...ner.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>,
        Sven Van Asbroeck <svendev@...x.com>,
        Paolo Abeni <pabeni@...hat.com>, Alban Bedel <albeu@...e.fr>,
        Rob Herring <robh@...nel.org>,
        David Lechner <david@...hnology.com>,
        Andrew Lunn <andrew@...n.ch>,
        Linux Documentation List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        linux-i2c <linux-i2c@...r.kernel.org>,
        "open list:MEMORY TECHNOLOGY..." <linux-mtd@...ts.infradead.org>,
        Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH v2 14/29] net: simplify eth_platform_get_mac_address()

2018-08-10 16:39 GMT+02:00 Andy Shevchenko <andy.shevchenko@...il.com>:
> On Fri, Aug 10, 2018 at 11:05 AM, Bartosz Golaszewski <brgl@...ev.pl> wrote:
>> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
>>
>> We don't need to use pci_device_to_OF_node() - we can retrieve
>> dev->of_node directly even for pci devices.
>>
>
>>         struct device_node *dp;
>>
>> -       if (dev_is_pci(dev))
>> -               dp = pci_device_to_OF_node(to_pci_dev(dev));
>> -       else
>> -               dp = dev->of_node;
>> -
>> +       dp = dev->of_node;
>>         addr = NULL;
>>         if (dp)
>>                 addr = of_get_mac_address(dp);
>
> Looking more at this I could even propose to change all above by
>
> addr = device_get_mac_address(dev, mac_addr, ETH_ALEN);
>
> Thoughts?
>
> --
> With Best Regards,
> Andy Shevchenko

Indeed seems like it's even more generalized. Thanks for spotting that.

Bart