linux-kernel - Re: [PATCH 1/1] regmap: spi-avmm: Fix regmap_bus max_raw

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Message-ID: <CAEP57O8M8Tzq1rFuw6eoEsrqvJ2TXDzpKK_dcGbU1-2UfAOy9A@mail.gmail.com>
Date:   Tue, 27 Jun 2023 07:48:24 -0500
From:   Jim Wylder <jwylder@...gle.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Xu Yilun <yilun.xu@...el.com>,
        Russ Weight <russell.h.weight@...el.com>,
        gregkh@...uxfoundation.org, rafael@...nel.org,
        linux-kernel@...r.kernel.org, matthew.gerlach@...ux.intel.com
Subject: Re: [PATCH 1/1] regmap: spi-avmm: Fix regmap_bus max_raw_write

On Tue, Jun 27, 2023 at 6:58 AM Mark Brown <broonie@...nel.org> wrote:
>
> On Tue, Jun 27, 2023 at 11:36:06AM +0800, Xu Yilun wrote:
>
> > I'm a bit prefer to exclude the reg addr, as it is in stable tree now
> > and doesn't see strong reason to change it. And suggest regmap-i2c does
> > the same as spi do, that is to reserve space for reg addr/padding by
> > reducing the max_raw_read/write value, see:
>
> It seems better to keep things like this in the core since every time a
> bus has to open code something that's something that the bus can get
> wrong, as we've seen here.  This would mean some churn now but going
> forwards it'd be less error prone.

Agreed.