linux-kernel - Re: [RFC 10/10] net: sfp: add support for fwnode

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Message-ID: <20220222142513.026ad98c@fixe.home>
Date:   Tue, 22 Feb 2022 14:25:13 +0100
From:   Clément Léger <clement.leger@...tlin.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Daniel Scally <djrscally@...il.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Wolfram Sang <wsa@...nel.org>, Peter Rosin <peda@...ntia.se>,
        Russell King <linux@...linux.org.uk>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, linux-kernel@...r.kernel.org,
        linux-acpi@...r.kernel.org, linux-i2c@...r.kernel.org,
        netdev@...r.kernel.org,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: Re: [RFC 10/10] net: sfp: add support for fwnode

Le Mon, 21 Feb 2022 19:57:39 +0200,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com> a écrit :

> On Mon, Feb 21, 2022 at 05:26:52PM +0100, Clément Léger wrote:
> > Add support to retrieve a i2c bus in sfp with a fwnode. This support
> > is using the fwnode API which also works with device-tree and ACPI.
> > For this purpose, the device-tree and ACPI code handling the i2c
> > adapter retrieval was factorized with the new code. This also allows
> > i2c devices using a software_node description to be used by sfp code.  
> 
> If I'm not mistaken this patch can even go separately right now, since all used
> APIs are already available.
> 

This patches uses fwnode_find_i2c_adapter_by_node() which is introduced
by "i2c: fwnode: add fwnode_find_i2c_adapter_by_node()" but they can
probably be contributed both in a separate series.

-- 
Clément Léger,
Embedded Linux and Kernel engineer at Bootlin
https://bootlin.com