linux-kernel - Re: [PATCH 2/2] gpio: bd70528: Use correct unit for debounce times

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Date:   Tue, 12 Nov 2019 11:20:05 +0100
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Pavel Machek <pavel@...x.de>,
        linux-gpio <linux-gpio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] gpio: bd70528: Use correct unit for debounce times

pt., 8 lis 2019 o 17:07 Thierry Reding <thierry.reding@...il.com> napisał(a):
>
> From: Thierry Reding <treding@...dia.com>
>
> The debounce time passed to gpiod_set_debounce() is specifid in
> microseconds, so make sure to use the correct unit when computing the
> register values, which denote delays in milliseconds.
>
> Signed-off-by: Thierry Reding <treding@...dia.com>
> ---
>  drivers/gpio/gpio-bd70528.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/gpio-bd70528.c b/drivers/gpio/gpio-bd70528.c
> index d934d23b77c6..d29cbd3c9e53 100644
> --- a/drivers/gpio/gpio-bd70528.c
> +++ b/drivers/gpio/gpio-bd70528.c
> @@ -25,13 +25,13 @@ static int bd70528_set_debounce(struct bd70528_gpio *bdgpio,
>         case 0:
>                 val = BD70528_DEBOUNCE_DISABLE;
>                 break;
> -       case 1 ... 15:
> +       case 1 ... 15000:
>                 val = BD70528_DEBOUNCE_15MS;
>                 break;
> -       case 16 ... 30:
> +       case 15001 ... 30000:
>                 val = BD70528_DEBOUNCE_30MS;
>                 break;
> -       case 31 ... 50:
> +       case 30001 ... 50000:
>                 val = BD70528_DEBOUNCE_50MS;
>                 break;
>         default:
> --
> 2.23.0
>

This fixes commit 18bc64b3aebf ("gpio: Initial support for ROHM
bd70528 GPIO block") present in v5.3 so applied to fixes and marked
for stable.

Bart