linux-kernel - Re: i2c: undefined option I2C_ALGO

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Message-ID: <20161116153957.GA7646@ulmo.ba.sec>
Date:   Wed, 16 Nov 2016 16:39:58 +0100
From:   Thierry Reding <treding@...dia.com>
To:     Valentin Rothberg <valentinrothberg@...il.com>
CC:     <smohammed@...dia.com>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: i2c: undefined option I2C_ALGO_BUSCLEAR

On Wed, Nov 16, 2016 at 08:31:35AM +0100, Valentin Rothberg wrote:
> Hi Shardar,
> 
> your commit c3ca951fe41a ("i2c: Add Tegra BPMP I2C proxy driver")
> popped up in today's linux-next tree, adding Kconfig option
> I2C_TEGRA_BPMP, which further selects I2C_ALGO_BUSCLEAR, which is
> nowhere defined in Kconfig.
> 
> Is there a patch queued somewhere to add I2C_ALGO_BUSCLEAR to Kconfig?
>  I could not find anything on the lkml; only some older repositories
> on github, where the options is defined in drivers/i2c/busses/Kconfig.

This looks to be something that was part of some downstream kernel a
long time ago. Given that it doesn't exist upstream and the driver does
not use anything related to it, I'll just drop the select. Thanks for
pointing this out.

Thierry

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