linux-kernel - Re: [PATCH 06/12] i2c: taos-evm: convert to use i2c_new_client

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Date:   Wed, 15 Jan 2020 20:56:21 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Jean Delvare <jdelvare@...e.de>
Cc:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 06/12] i2c: taos-evm: convert to use
 i2c_new_client_device()


> In my opinion -ENODEV should only be used for "I expected a device but
> could not find it". For the case where we simply don't know what slave
> device to instantiate, NULL seems more appropriate, as it's not an
> error.

Well, I copied the behaviour from driver core here. -ENODEV is the one
errno where no messages will be displayed when returned from probe. So,
I think we can keep it as is.


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