From: Mark Brown <broonie@kernel.org>
To: Gerhard Sittig <gsi@denx.de>
Cc: "Ivan T. Ivanov" <iivanov@mm-sol.com>,
linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] spi: core: Validate lenght of the transfers in message
Date: Fri, 14 Feb 2014 00:26:27 +0000 [thread overview]
Message-ID: <20140214002627.GG28112@sirena.org.uk> (raw)
In-Reply-To: <20140213212757.GM4524@book.gsilab.sittig.org>
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On Thu, Feb 13, 2014 at 10:27:57PM +0100, Gerhard Sittig wrote:
> On Thu, Feb 13, 2014 at 16:46 +0200, Ivan T. Ivanov wrote:
> > SPI transfer lenght should be a power-of-two multiple
> > of eight bits.
> Are you suggesting that an SPI transfer cannot consist of e.g.
> three bytes? This would be surprising, and certainly would be
> rather wrong an assumption. Am I missing/misunderstanding
> something?
The check is supposed to be verifying that the transfer is a whole
number of the current SPI word size as I understand it (not actually
looked at the change yet but that's where it came from, factored out of
a driver).
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next prev parent reply other threads:[~2014-02-14 0:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-13 14:46 Ivan T. Ivanov
2014-02-13 21:27 ` Gerhard Sittig
2014-02-14 0:26 ` Mark Brown [this message]
2014-02-14 8:16 ` Ivan T. Ivanov
2014-02-14 15:05 ` Mark Brown
2014-02-14 15:06 ` Mark Brown
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