From: Jon Hunter <jonathanh@nvidia.com>
To: John Stultz <john.stultz@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>
Cc: Marc Zyngier <marc.zyngier@arm.com>,
lkml <linux-kernel@vger.kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Linus Walleij <linus.walleij@linaro.org>
Subject: Re: [Regression] "irqdomain: Don't set type when mapping an IRQ" breaks nexus7 gpio buttons
Date: Mon, 8 Aug 2016 10:04:58 +0100 [thread overview]
Message-ID: <ff4c0ae7-5dd7-bbe4-3c44-644e55e05588@nvidia.com> (raw)
In-Reply-To: <20160805181253.GA18546@buildbox>
On 05/08/16 19:12, John Stultz wrote:
> On Sat, Jul 30, 2016 at 1:07 AM, Thomas Gleixner <tglx@linutronix.de> wrote:
>> On Fri, 29 Jul 2016, John Stultz wrote:
>>> Hey Jon,
>>> So after rebasing my nexus7 patch stack onto pre-4.8-rc1 tree, I
>>> noticed the power/volume buttons stopped working.
>>>
>>> I did a manual rebased bisection and chased it down to your commit
>>> 1e2a7d78499e ("irqdomain: Don't set type when mapping an IRQ").
>>>
>>> Reverting that patch makes things work again, so I wanted to see if
>>> there was any debugging info I could provide to try to help narrow
>>> down the problem here. (Sorry, I'd tinker myself with it some and try
>>> to debug the issue, but after burning my friday night on this, I'm
>>> eager to get away from the keyboard for the weekend).
>>
>> dmesg should contain debug output which yells about non matching types. Can
>> you provide that?
>
> I'm not seeing anything about problematic type matching in the dmesg.
>
> I've also added LinusW's patches but that didn't seem to help either.
>
> dmesg attached.
I am wondering if it is related to ...
[ 1.678160] apq8064-pinctrl 800000.pinctrl: pin GPIO_16 already requested by 16540000.serial; cannot claim for 16580000.i2c
[ 1.678207] apq8064-pinctrl 800000.pinctrl: pin-16 (16580000.i2c) status -22
[ 1.678362] 1-0010 supply vcc33 not found, using dummy regulator
[ 1.678779] 1-0010 supply vccio not found, using dummy regulator
[ 1.702427] apq8064-pinctrl 800000.pinctrl: could not request pin 16 (GPIO_16) from group gpio16 on device 800000.pinctrl
Cheers
Jon
--
nvpublic
next prev parent reply other threads:[~2016-08-08 9:38 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-30 4:39 John Stultz
2016-07-30 4:52 ` Bjorn Andersson
2016-07-30 11:10 ` Marc Zyngier
2016-07-30 8:07 ` Thomas Gleixner
2016-08-05 18:12 ` John Stultz
2016-08-08 9:04 ` Jon Hunter [this message]
2016-08-08 21:50 ` Linus Walleij
2016-08-08 21:35 ` Linus Walleij
2016-08-01 10:26 ` Jon Hunter
2016-08-05 23:45 ` John Stultz
2016-08-08 9:31 ` Jon Hunter
2016-08-09 4:25 ` John Stultz
2016-08-09 13:20 ` Jon Hunter
2016-08-09 15:08 ` Marc Zyngier
2016-08-09 23:03 ` Linus Walleij
2016-08-10 9:41 ` Marc Zyngier
2016-08-10 9:56 ` Jon Hunter
2016-08-10 10:21 ` Marc Zyngier
2016-08-10 13:58 ` Linus Walleij
2016-08-10 14:12 ` Jon Hunter
2016-08-10 22:06 ` Linus Walleij
2016-08-10 13:50 ` Linus Walleij
2016-08-10 15:17 ` Marc Zyngier
2016-08-10 22:14 ` Linus Walleij
2016-08-08 21:48 ` Linus Walleij
2016-08-11 8:37 ` Marc Zyngier
2016-08-11 9:47 ` Jon Hunter
2016-08-11 11:45 ` Marc Zyngier
2016-08-11 11:53 ` Marc Zyngier
2016-08-11 12:46 ` Marc Zyngier
2016-08-11 13:29 ` Jon Hunter
2016-08-11 13:34 ` Marc Zyngier
2016-08-11 15:32 ` John Stultz
2016-08-11 15:51 ` Marc Zyngier
2016-08-11 21:08 ` Linus Walleij
2016-08-11 21:23 ` Bjorn Andersson
2016-08-12 10:22 ` Marc Zyngier
2016-08-11 12:01 ` Linus Walleij
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