linux-kernel - Re: [PATCH v5 6/6] mfd: tps6586x: register restart handler

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Message-ID: <20230421074222.GP996918@google.com>
Date:   Fri, 21 Apr 2023 08:42:22 +0100
From:   Lee Jones <lee@...nel.org>
To:     Benjamin Bara <bbara93@...il.com>
Cc:     benjamin.bara@...data.com, dmitry.osipenko@...labora.com,
        jonathanh@...dia.com, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        peterz@...radead.org, rafael.j.wysocki@...el.com,
        richard.leitner@...ux.dev, treding@...dia.com, wsa@...nel.org
Subject: Re: [PATCH v5 6/6] mfd: tps6586x: register restart handler

On Fri, 21 Apr 2023, Benjamin Bara wrote:

> On Fri, 21 Apr 2023 at 09:25, Lee Jones <lee@...nel.org> wrote:
> > The confusing part for me, the reader, was that both say "will take at
> > least 10ms" or words to that effect, but they sleep for a different
> > amount of time.
> 
> Yep, got it. For the next version, I will rewrite to:
> "Put the PMIC into * state. Data sheet states that this takes at least 20ms.
> As this is board-specific, add some buffer to prevent the timeout error."
> and change to -ETIMEDOUT instead of -ETIME.

No need to be more verbose.

Stick to the one liner, just be more clear about the timings.

The reader can see that you've added a little buffer without explanation.

-- 
Lee Jones [李琼斯]