linux-kernel - Re: [RFC] i2c-tools: i2ctransfer: add new tool

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Message-ID: <20150420173638.GA1452@katana>
Date:	Mon, 20 Apr 2015 19:36:38 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	linux-i2c@...r.kernel.org
Cc:	linux-sh@...r.kernel.org, Magnus Damm <magnus.damm@...il.com>,
	Simon Horman <horms@...ge.net.au>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Jean Delvare <jdelvare@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: [RFC] i2c-tools: i2ctransfer: add new tool

On Fri, Feb 27, 2015 at 05:16:56PM +0100, Wolfram Sang wrote:
> This tool allows to construct and concat multiple I2C messages into one
> single transfer. Its aim is to test I2C master controllers, and so there
> is no SMBus fallback.
> 
> Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
> ---
> 
> I've been missing such a tool a number of times now, so I finally got around to
> writing it myself. As with all I2C tools, it can be dangerous, but it can also
> be very useful when developing. I am not sure if distros should supply it, I'll
> leave that to Jean's experience. For embedded build systems, I think this
> should be selectable. It is RFC for now because it needs broader testing and some
> more beautification. However, I've been using it already to test the i2c_quirk
> infrastructure and Renesas I2C controllers.

Jean, my tests went well and so I want to brush it up for inclusion into
i2c-tools upstream. Any show-stoppers you see from a high-level point of
view?


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