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+·®+%Ëÿ±éݶ\x17¥wÿº{.nÇ+·¥{±þG«éÿ{ayº\x1dÊÚë,j\a¢f£¢·hïêÿêçz_è®\x03(éÝ¢j"ú\x1a¶^[m§ÿÿ¾\a«þG«éÿ¢¸?¨èÚ&£ø§~á¶iOæ¬z·vØ^\x14\x04\x1a¶^[m§ÿÿÃ\fÿ¶ìÿ¢¸?I¥
next prev parent 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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