From: Wolfram Sang <wsa@the-dreams.de>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org,
Magnus Damm <magnus.damm@gmail.com>,
Simon Horman <horms@verge.net.au>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Andrey Danin <danindrey@mail.ru>, Marc Dietrich <marvin24@gmx.de>,
Debora Grosse <debora@mds.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] i2c: slave: rework the slave API
Date: Fri, 20 Mar 2015 07:31:35 +0000 [thread overview]
Message-ID: <20150320073135.GC906@katana> (raw)
In-Reply-To: <20150320072441.GA10068@pengutronix.de>
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> > > > 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 :)
> Yeah, I agree on HW slave support without interrupts is hardly possible.
> But I imagine that controllers differ in which situations they can issue
> an interrupt so talking about them for generic code feels strange to me
> because $flexiblecontrolerwithvariousirqs doesn't need to send more
> events than $bareminimumcontroler.
Do you have a better word at hand? "...to send one event per event"? :)
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next prev parent reply other threads:[~2015-03-20 7:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-12 12:42 [PATCH 0/3] i2c: slave: API updates Wolfram Sang
2015-03-12 12:42 ` [PATCH 1/3] i2c: slave: rework the slave API Wolfram Sang
[not found] ` <1426164123-8853-2-git-send-email-wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
2015-03-19 20:17 ` Uwe Kleine-König
2015-03-20 7:15 ` Wolfram Sang
2015-03-20 7:24 ` Uwe Kleine-König
2015-03-20 7:31 ` Wolfram Sang [this message]
2015-03-20 7:44 ` Uwe Kleine-König
[not found] ` <20150320074447.GE10068-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-03-20 8:18 ` Wolfram Sang
2015-03-12 12:42 ` [PATCH 2/3] Documentation: i2c: describe the new slave mode Wolfram Sang
2015-03-12 13:27 ` Geert Uytterhoeven
2015-03-19 20:11 ` Uwe Kleine-König
[not found] ` <20150319201137.GY10068-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-03-20 7:30 ` Wolfram Sang
2015-03-20 7:42 ` Uwe Kleine-König
2015-03-20 8:22 ` Wolfram Sang
2015-03-12 12:42 ` [PATCH 3/3] i2c: slave: add documentation for i2c-slave-eeprom Wolfram Sang
2015-03-12 13:28 ` [PATCH 0/3] i2c: slave: API updates Geert Uytterhoeven
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