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From: "Pandruvada, Srinivas" <srinivas.pandruvada@intel.com>
To: "nish.aravamudan@gmail.com" <nish.aravamudan@gmail.com>
Cc: "lars@metafoo.de" <lars@metafoo.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"knaack.h@gmx.de" <knaack.h@gmx.de>,
	"jic23@kernel.org" <jic23@kernel.org>,
	"cmo@melexis.com" <cmo@melexis.com>,
	"linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>,
	"pmeerw@pmeerw.net" <pmeerw@pmeerw.net>,
	"linux-input@vger.kernel.org" <linux-input@vger.kernel.org>,
	"jikos@kernel.org" <jikos@kernel.org>,
	"Shevchenko, Andriy" <andriy.shevchenko@intel.com>
Subject: Re: iio/hid-sensor-accel-3d: no output from /dev/iio:device*?
Date: Fri, 18 Dec 2015 02:50:52 +0000	[thread overview]
Message-ID: <1450406943.3885.3.camel@intel.com> (raw)
In-Reply-To: <CAOhV88Oqj+JrPsHqZmtmydUftSA9sUuCDErUOaAG_Erk+uDr1g@mail.gmail.com>

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On Thu, 2015-12-17 at 18:33 -0800, Nish Aravamudan wrote:
> On Thu, Dec 17, 2015 at 5:11 PM, Pandruvada, Srinivas
> <srinivas.pandruvada@intel.com> wrote:
> > On Thu, 2015-12-17 at 17:08 -0800, Nish Aravamudan wrote:
> > > On Thu, Dec 17, 2015 at 5:00 PM, Pandruvada, Srinivas
> > > <srinivas.pandruvada@intel.com> wrote:
> > > > Hi Andy,
> > > > 
> > > > As per Nish these patches are impacting sensors on Yoga.
> > > > https://lkml.org/lkml/2015/11/30/441
> > > 
> > > To be clear, without that series, the touchpad and touchscreen on
> > > the
> > > Yoga 900 don't work at all. So they are necessary for
> > > functioning. I
> > > don't know (I will test it now), if removing the series makes the
> > > IIO
> > > sensors work properly in /dev/.
> > This is important to know before we take Andy's time.
> 
> It seems like Andy's patches are not the problem. That is, with stock
> 4.4-rc5, the accelerommeter /dev files still do not update.
> 
Can you not use raw values by polling from user space? Send me
report description. It should be in
/sys/kernel/debug/hid/ "your device id" /redesc.

Also device id ("your device id") above.

Thanks,
Srinivas


> -Nishÿôèº{.nÇ+‰·Ÿ®‰­†+%ŠËÿ±éݶ\x17¥Šwÿº{.nÇ+‰·¥Š{±þG«éÿŠ{ayº\x1dʇڙë,j\a­¢f£¢·hšïêÿ‘êçz_è®\x03(­éšŽŠÝ¢j"ú\x1a¶^[m§ÿÿ¾\a«þG«éÿ¢¸?™¨è­Ú&£ø§~á¶iO•æ¬z·švØ^\x14\x04\x1a¶^[m§ÿÿÃ\fÿ¶ìÿ¢¸?–I¥

  reply	other threads:[~2015-12-18  2:50 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-17 23:38 iio/hid-sensor-accel-3d: no output from /dev/iio:device*? Nish Aravamudan
2015-12-18  0:51 ` Srinivas Pandruvada
2015-12-18  1:00   ` Pandruvada, Srinivas
2015-12-18  1:08     ` Nish Aravamudan
2015-12-18  1:11       ` Pandruvada, Srinivas
2015-12-18  2:33         ` Nish Aravamudan
2015-12-18  2:50           ` Pandruvada, Srinivas [this message]
2015-12-18  3:06             ` Nish Aravamudan
2015-12-18 16:58               ` Pandruvada, Srinivas
2015-12-18  1:07   ` Nish Aravamudan
2015-12-18  1:16     ` Srinivas Pandruvada
2015-12-18  1:59       ` Nish Aravamudan

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