linux-kernel - Re: [PATCH v3 1/2] iio: fix drivers that consider 0 as a valid IRQ in client->irq

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Message-ID: <20150723132653.GT2853@piout.net>
Date:	Thu, 23 Jul 2015 15:26:53 +0200
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	Octavian Purdila <octavian.purdila@...el.com>,
	Jonathan Cameron <jic23@...nel.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Hartmut Knaack <knaack.h@....de>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Peter Meerwald <pmeerw@...erw.net>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	"linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
	"rtc-linux@...glegroups.com" <rtc-linux@...glegroups.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 1/2] iio: fix drivers that consider 0 as a valid IRQ
 in client->irq

On 23/07/2015 at 15:11:47 +0200, Linus Walleij wrote :
> On Thu, Jul 23, 2015 at 12:59 PM, Octavian Purdila
> <octavian.purdila@...el.com> wrote:
> > On Fri, Jun 5, 2015 at 4:59 PM, Octavian Purdila
> > <octavian.purdila@...el.com> wrote:
> >> Since patch "i2c / ACPI: Use 0 to indicate that device does not have
> >> interrupt assigned" [1], 0 is not a valid i2c client irq anymore, so
> >> change all driver's checks accordingly.
> >>
> >> The same issue occurs when the device is instantiated via device tree
> >> with no IRQ, or from the i2c sysfs interface, even before the patch
> >> above.
> >>
> >> [1] http://lkml.kernel.org/g/<1430908148-201129-3-git-send-email-mika.westerberg@...ux.intel.com>
> >>
> >> Signed-off-by: Octavian Purdila <octavian.purdila@...el.com>
> >> Reviewed-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
> >
> > Hi Jonathan,
> >
> > Does this look OK to you? If so, could you pleas ACK the patch so that
> > Linus can pick it up in its for-next branch if/when needed?
> 
> Me or Torvalds?
> 
> This looks more like a Wolfram patch to me if it should not
> go through IIO.
> 

The first cover letter had:

"Linus, since the commit above was already merged in the GPIO tree,
should these fixes be merged also via the GPIO tree (with ACKs from
the others subsystem maintainers)?"

I believe it was referring to you ;). I can take the rtc patch if you
don't plan to take it.


-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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