Messages in this thread | | | Date | Wed, 10 Feb 2016 10:36:22 -0600 | From | Michael Welling <> | Subject | Re: [PATCH v4] iio: adc: Add TI ADS1015 ADC driver support |
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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 > > >
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