linux-kernel - Re: [PATCH 1/2] i2c: uniphier: issue STOP only for last message or I2C_M

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Date:   Sat, 1 Sep 2018 14:52:01 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     linux-i2c@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] i2c: uniphier: issue STOP only for last message or
 I2C_M_STOP

On Fri, Aug 31, 2018 at 11:30:47PM +0900, Masahiro Yamada wrote:
> This driver currently emits a STOP if the next message is not
> I2C_MD_RD.  It should not do it because it disturbs the I2C_RDWR
> ioctl, where read/write transactions are combined without STOP
> between.
> 
> Issue STOP only when the message is the last one _or_ flagged with
> I2C_M_STOP.
> 
> Fixes: dd6fd4a32793 ("i2c: uniphier: add UniPhier FIFO-less I2C driver")
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Applied to for-current, thanks!


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