linux-kernel - Re: [PATCH v1] I2C Designware Core Supports SMBUS BLOCK

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Message-ID: <20161026081600.GM1476@lahna.fi.intel.com>
Date:   Wed, 26 Oct 2016 11:16:00 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Tin Huynh <tnhuynh@....com>
Cc:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org, Loc Ho <lho@....com>,
        Thang Nguyen <tqnguyen@....com>, Phong Vo <pvo@....com>,
        patches <patches@....com>
Subject: Re: [PATCH v1] I2C Designware Core Supports SMBUS BLOCK

On Wed, Oct 26, 2016 at 02:26:05PM +0700, Tin Huynh wrote:
>    But can you explain more about 'but even that starts to require small
>    helper function'?

So you could add a small function i2c_dw_xfer_need_stop() that returns
true if you need to set the stop bit.