From: Wolfram Sang <wsa@the-dreams.de>
To: Mans Rullgard <mans@mansr.com>
Cc: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx transfer
Date: Wed, 16 Dec 2015 11:43:27 +0100 [thread overview]
Message-ID: <20151216104327.GC1523@katana> (raw)
In-Reply-To: <1450221306-5289-1-git-send-email-mans@mansr.com>
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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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prev parent reply other threads:[~2015-12-16 10:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 23:15 [PATCH v2 1/2] i2c: xlr: fix extra read/write at end of rx transfer Mans Rullgard
2015-12-15 23:15 ` [PATCH v2 2/2] i2c: xlr: add interrupt support for Sigma Designs chips Mans Rullgard
2015-12-16 10:43 ` Wolfram Sang
2015-12-16 10:43 ` Wolfram Sang [this message]
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