Re: [PATCH v2 2/2] regulator: add QCOM RPMh regulator driver

From: Mark Brown
Date: Wed Apr 25 2018 - 06:31:54 EST

On Tue, Apr 24, 2018 at 02:09:47PM -0700, David Collins wrote:
> On 04/24/2018 10:45 AM, Mark Brown wrote:

> > I think that's probably only OK if we have a specific error code for the
> > regulator being limited in this way otherwise our error handling for I/O
> > problems involves us trying to reconfigure supplies which seems like it
> > would be risky.

> Would you be ok with -EAGAIN being used for this purpose?

Using -EAGAIN for "I can't ever read the configuration from this
regulator" doesn't seem right - it's not like any number of retries
will ever manage to read the value back.

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