Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Wed, 7 Jun 2023 16:56:00 +0200
From:   Herve Codina <herve.codina@bootlin.com>
To:     Andy Shevchenko <andy.shevchenko@gmail.com>
Cc:     Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Jonathan Cameron <jic23@kernel.org>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>,
        alsa-devel@alsa-project.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Subject: Re: [PATCH v2 7/9] ASoC: codecs: Add support for the generic IIO
 auxiliary devices
Message-ID: <20230607165600.535c8530@bootlin.com>
In-Reply-To: <CAHp75Vd00N8z7kgTb=WTZHJW3XhsKbLfhTTKPjnCvKUSfL+xDQ@mail.gmail.com>
References: <20230523151223.109551-1-herve.codina@bootlin.com>
        <20230523151223.109551-8-herve.codina@bootlin.com>
        <ZHuFywIrTnEFpX6e@surfacebook>
        <20230606155404.28ada064@bootlin.com>
        <CAHp75Vd00N8z7kgTb=WTZHJW3XhsKbLfhTTKPjnCvKUSfL+xDQ@mail.gmail.com>
Organization: Bootlin
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

Hi Andy,

On Tue, 6 Jun 2023 17:34:22 +0300
Andy Shevchenko <andy.shevchenko@gmail.com> wrote:

...

> > >
> > > Btw, can you avoid using OF APIs? It's better to have device property/fwnode
> > > API to be used from day 1.  
> >
> > Hum, this comment was raised in the previous iteration
> >   https://lore.kernel.org/linux-kernel/20230501162456.3448c494@jic23-huawei/
> >
> > I didn't find any equivalent to of_property_read_u32_index() in the
> > device_property_read_*() function family.
> > I mean I did find anything available to get a value from an array using an index.  
> 
> This is done by reading the entire array at once and then parsing as
> you wish in the code, device_property_read_u32_array() is for that.
> 
> > In the previous iteration it was concluded that keeping OF APIs in this series
> > seemed "reasonable".  
> 
> Maybe, but consider the above.

I see.
Will switch to device_property_*() family in the next iteration.

Thanks,
Hervé

-- 
Hervé Codina, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com