From: Michael Welling <mwelling-EkmVulN54Sk@public.gmane.org>
To: Sricharan <sricharan-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
Cc: 'Daniel Baluta'
<daniel.baluta-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
'Wolfram Sang' <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>,
'Jonathan Cameron'
<jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
'Hartmut Knaack' <knaack.h-Mmb7MZpHnFY@public.gmane.org>,
'Lars-Peter Clausen'
<lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org>,
'Peter Meerwald-Stadler'
<pmeerw-jW+XmwGofnusTnJN9+BGXg@public.gmane.org>,
'Linux Kernel Mailing List'
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
'Lucas De Marchi'
<lucas.demarchi-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
'Andy Gross' <agross-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
'Pramod Gurav'
<pramod.gurav-edOiRQu9Xnj5XLMNweQjbQ@public.gmane.org>,
'Bjorn Andersson'
<bjorn.andersson-/MT0OVThwyLZJqsBc5GL+g@public.gmane.org>,
'Guenter Roeck' <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>,
eibach-dJ+jgKLZIg4@public.gmane.org,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v4] iio: adc: Add TI ADS1015 ADC driver support
Date: Wed, 10 Feb 2016 10:36:22 -0600 [thread overview]
Message-ID: <20160210163622.GA1390@deathstar> (raw)
In-Reply-To: <003201d16415$0eb1a8f0$2c14fad0$@codeaurora.org>
On Wed, Feb 10, 2016 at 08:39:04PM +0530, Sricharan wrote:
> > Hi Sricharan,
> >
> > Are you looking at pca9685_pwm_probe in drivers/pwm/pwm-pca9685.c
> > right?
> >
> Yes.
>
> > I'm asking this because this driver doesn't seem to support runtime pm and
> > there is no check for regmap_write/regmap_write return code in the probe
> > function.
> Hmm to be clear, so it’s the pm_runtime_getsync from i2c-qup which fails right ?
> I was tracking that when there are i2c_xfers from pwm. I did not see any failures there.
> So wanted to know the correct sequence to reproduce.
>
The problem was discovered using the patch that this thread is on. The PWM driver does
not have the problem.
When the driver in this patch called pm_runtime_get_sync you got -EINVAL back.
> Regards,
> Sricharan
>
>
>
next prev parent reply other threads:[~2016-02-10 16:36 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1454678238-16313-1-git-send-email-daniel.baluta@intel.com>
[not found] ` <20160205172457.GA16778@deathstar>
[not found] ` <CAEnQRZAjgn3Y0618MgO284DMc_9cE49b9jeUr0j2HwUK6YK+0A@mail.gmail.com>
[not found] ` <20160206003245.GA1329@deathstar>
2016-02-08 10:25 ` [PATCH v4] iio: adc: Add TI ADS1015 ADC driver support Wolfram Sang
2016-02-08 14:44 ` Daniel Baluta
[not found] ` <CAEnQRZAQjhQRdzYUvo=aKgQScAyGUgp8Ni7nx9cEo1XhN_8Xyw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-08 15:03 ` Daniel Baluta
2016-02-08 16:37 ` Michael Welling
2016-02-08 16:36 ` Michael Welling
2016-02-08 19:11 ` Sricharan
2016-02-08 19:16 ` Michael Welling
2016-02-08 20:00 ` Wolfram Sang
2016-02-08 20:06 ` Michael Welling
2016-02-10 12:22 ` Sricharan
2016-02-10 12:56 ` Daniel Baluta
[not found] ` <CAEnQRZCzkq5wFsS7Ydby+bsFJTbGVq=AX9TLkkhfMKOG8gAZHA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-10 15:09 ` Sricharan
2016-02-10 16:36 ` Michael Welling [this message]
2016-02-17 23:53 ` Michael Welling
2016-02-18 8:45 ` Sricharan
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