Re: [PATCH v5 08/36] i2c: tegra: Use reset_control_reset()

From: Andy Shevchenko
Date: Mon Sep 07 2020 - 04:14:05 EST


On Sun, Sep 6, 2020 at 9:51 PM Dmitry Osipenko <digetx@xxxxxxxxx> wrote:
>
> Use a single reset_control_reset() instead of assert/deasset couple in
> order to make code cleaner a tad. Note that the reset_control_reset()
> uses 1 microsecond delay instead of 2 that was used previously, but this
> shouldn't matter. In addition don't ignore potential error of the reset
> control by emitting a noisy warning if it fails, which shouldn't ever
> happen in practice.

Still it's not clear if you check the datasheet or not. Some
elaboration would be good to have.

...

> + WARN_ON_ONCE(err);

Why screaming here? Wouldn't be dev_warn() enough?

--
With Best Regards,
Andy Shevchenko