linux-kernel - Re: [net-next PATCH v2 04/14] net: phy: Introduce fwnode_get_phy

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Message-ID: <CAHp75Vd=BFrZRUoBCa9xfFSZVM+_-GReHppcpy4AvxEPsHQOpg@mail.gmail.com>
Date:   Thu, 17 Dec 2020 11:44:35 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Calvin Johnson <calvin.johnson@....nxp.com>
Cc:     Grant Likely <grant.likely@....com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Jeremy Linton <jeremy.linton@....com>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Russell King - ARM Linux admin <linux@...linux.org.uk>,
        Cristi Sovaiala <cristian.sovaiala@....com>,
        Florin Laurentiu Chiculita <florinlaurentiu.chiculita@....com>,
        Ioana Ciornei <ioana.ciornei@....com>,
        Madalin Bucur <madalin.bucur@....nxp.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Marcin Wojtas <mw@...ihalf.com>,
        Pieter Jansen Van Vuuren <pieter.jansenvv@...boosystems.io>,
        Jon <jon@...id-run.com>, "linux.cj" <linux.cj@...il.com>,
        Laurentiu Tudor <laurentiu.tudor@....com>,
        Diana Madalina Craciun <diana.craciun@....com>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        netdev <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [net-next PATCH v2 04/14] net: phy: Introduce fwnode_get_phy_id()

On Thu, Dec 17, 2020 at 10:28 AM Calvin Johnson
<calvin.johnson@....nxp.com> wrote:
> On Tue, Dec 15, 2020 at 07:28:10PM +0200, Andy Shevchenko wrote:
> > On Tue, Dec 15, 2020 at 6:44 PM Calvin Johnson
> > <calvin.johnson@....nxp.com> wrote:

...

> > > +       if (sscanf(cp, "ethernet-phy-id%4x.%4x", &upper, &lower) == 2) {

> >        *phy_id = ((upper & 0xFFFF) << 16) | (lower & 0xFFFF);

> > And perhaps GENMASK() ?
>
> Sure. Will rewrite accordingly.

Reading this again I'm now not sure these masks are needed at all.

-- 
With Best Regards,
Andy Shevchenko