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Re: [PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx transfer

From Wolfram Sang <wsa@the-dreams.de>
Newsgroups linux.kernel
Subject Re: [PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx transfer
Date 2015-12-16 11:50 +0100
Message-ID <qGhOG-De-25@gated-at.bofh.it> (permalink)
References <qG72W-2k7-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Dec 15, 2015 at 11:15:05PM +0000, Mans Rullgard wrote:
> The BYTECNT register holds the transfer size minus one.  Setting it to
> the correct value removes the need for a dummy read/write at the end of
> each transfer.  As zero-length transfers are not supported, do not
> advertise I2C_FUNC_SMBUS_QUICK.
> 
> In other words, this patch makes the driver transfer the number of bytes
> requested unless this is zero, which is not supported by the hardware
> and is thus refused.
> 
> Signed-off-by: Mans Rullgard <mans@mansr.com>

Applied to for-next, thanks!

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[PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx transfer Mans Rullgard <mans@mansr.com> - 2015-12-16 00:20 +0100
  Re: [PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx  transfer Wolfram Sang <wsa@the-dreams.de> - 2015-12-16 11:50 +0100

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