From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Andi Shyti <andi.shyti@kernel.org>,
Wolfram Sang <wsa+renesas@sang-engineering.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
linux-renesas-soc@vger.kernel.org,
Krzysztof Adamski <krzysztof.adamski@nokia.com>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Stefan Roese <sr@denx.de>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Gregory CLEMENT <gregory.clement@bootlin.com>,
Fabrizio Castro <fabrizio.castro.jz@renesas.com>
Subject: Re: [PATCH v1 1/8] i2c: Introduce i2c_10bit_addr_from_msg()
Date: Fri, 14 Feb 2025 15:55:24 +0200 [thread overview]
Message-ID: <Z69LTGY4mpiCCWY3@smile.fi.intel.com> (raw)
In-Reply-To: <CAMuHMdXfj=kmaQ6OgUwyhNq+ZK2ZbpSfD2BS0B96VHoKAMonVQ@mail.gmail.com>
On Fri, Feb 14, 2025 at 09:04:34AM +0100, Geert Uytterhoeven wrote:
...
> > > > +static inline u8 i2c_10bit_addr_from_msg(const struct i2c_msg *msg)
> > >
> > > Having never used 10-bit addressing myself, or even looked into it,
> > > it took me a while to understand what this helper really does...
> > > So this returns the high byte of the artificial 16-bit address that
> > > must be used to address a target that uses 10-bit addressing?
> > > Hence I think this should be renamed, to better match its purpose.
> >
> > It's coherent with i2c_8bit_addr_from_msg(), right?
>
> Is it? Unlike i2c_8bit_addr_from_msg(), it does not return the full
> address,
Yeah, hi/lo together will be coherent, hence I sent a v2 with Geert's
suggestion being incorporated.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2025-02-14 13:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-12 16:32 [PATCH v1 0/8] i2c: busses: Introduce and use i2c_10bit_addr_from_msg() Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 1/8] i2c: Introduce i2c_10bit_addr_from_msg() Andy Shevchenko
2025-02-12 17:06 ` Fabrizio Castro
2025-02-12 18:36 ` Geert Uytterhoeven
2025-02-12 19:04 ` Andy Shevchenko
2025-02-13 10:02 ` Wolfram Sang
2025-02-13 10:54 ` Andy Shevchenko
2025-02-13 13:04 ` Andy Shevchenko
2025-02-13 11:10 ` Geert Uytterhoeven
2025-02-13 22:41 ` Andi Shyti
2025-02-14 8:04 ` Geert Uytterhoeven
2025-02-14 13:55 ` Andy Shevchenko [this message]
2025-02-13 22:40 ` Andi Shyti
2025-02-12 16:32 ` [PATCH v1 2/8] i2c: axxia: Use i2c_10bit_addr_from_msg() helper Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 3/8] i2c: bcm-kona: " Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 4/8] i2c: eg20t: " Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 5/8] i2c: kempld: " Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 6/8] i2c: mt7621: " Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 7/8] i2c: mv64xxx: Use i2c_*bit_addr_from_msg() helpers Andy Shevchenko
2025-02-12 16:32 ` [PATCH v1 8/8] i2c: rzv2m: Use i2c_10bit_addr_from_msg() helper Andy Shevchenko
2025-02-12 17:08 ` Fabrizio Castro
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