Re: [PATCH v1 1/1] usb: musb: Use read_poll_timeout()

From: Andy Shevchenko
Date: Mon Jul 10 2023 - 05:50:53 EST


On Tue, Jul 04, 2023 at 11:08:41AM +0200, Linus Walleij wrote:
> On Mon, Jul 3, 2023 at 2:19 PM Andy Shevchenko
> <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
>
> > Use read_poll_timeout() instead of open coding it.
> > In the same time, fix the typo in the error message.
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> (...)
> > + ret = read_poll_timeout(gpiod_get_value, reg, !reg, 1000, 100000, true,
> > + glue->intpin);
>
> Wow that's really cool. I had no idea that you could use read_poll_timeout()
> together with gpiod_get_value() like this!

Yep, after 5f5323a14cad ("iopoll: introduce read_poll_timeout macro").
I just realized that we need to bump the sleep_us parameter as beneath
it divides it by 4, so I would put 5000 there in v2.

> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Thank you!

--
With Best Regards,
Andy Shevchenko