linux-kernel - Re: [PATCH 1/3] i2c: slave: rework the slave API

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Date:	Fri, 20 Mar 2015 08:15:04 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc:	linux-i2c@...r.kernel.org, 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>,
	Andrey Danin <danindrey@...l.ru>,
	Marc Dietrich <marvin24@....de>,
	Debora Grosse <debora@....com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] i2c: slave: rework the slave API

On Thu, Mar 19, 2015 at 09:17:51PM +0100, Uwe Kleine-König wrote:
> Hello Wolfram,
> 
> On Thu, Mar 12, 2015 at 01:42:01PM +0100, Wolfram Sang wrote:
> > From: Wolfram Sang <wsa+renesas@...g-engineering.com>
> > 
> > After more discussion, brave users, and additional datasheet evaluation,
> > some API updates for the new I2C slave framework became imminent. The
> > slave events now get some easier to understand naming. Also, the event
> > handling has been simplified to only send one event per interrupt.
> what is an interrupt here? An event where the bus driver needs feedback
> from the backend?

More the other way around: when the bus driver needs to notify the
backend. I wasn't 100% sure about the word 'interrupt', but then decided
a HW slave support without interrupts would be so rare and adventurous
that it is okay to use the term :)

> Other than that the patch looks fine. Thanks for working on my feedback!
> Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Thanks,

   Wolfram


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