linux-kernel - Re: [PATCH] drivers/gpio/gpio-xtensa: fix driver build

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Message-ID: <CAMpxmJV6qCGWKadeDyJLqCDtZ3zFBQAZ0yZuWkYiy3ZqWUFGiA@mail.gmail.com>
Date:   Wed, 27 Nov 2019 08:29:12 +0100
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Max Filippov <jcmvbkbc@...il.com>
Cc:     linux-xtensa@...ux-xtensa.org, Chris Zankel <chris@...kel.net>,
        linux-gpio <linux-gpio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Baruch Siach <baruch@...s.co.il>,
        "Stable # 4 . 20+" <stable@...r.kernel.org>
Subject: Re: [PATCH] drivers/gpio/gpio-xtensa: fix driver build

wt., 26 lis 2019 o 20:30 Max Filippov <jcmvbkbc@...il.com> napisał(a):
>
> Commit cad6fade6e78 ("xtensa: clean up WSR*/RSR*/get_sr/set_sr") removed
> {RSR,WSR}_CPENABLE from xtensa code, but did not fix up all users,
> breaking gpio-xtensa driver build.
> Update gpio-xtensa to use new xtensa_{get,set}_sr API.
>
> Cc: stable@...r.kernel.org # v5.0+
> Fixes: cad6fade6e78 ("xtensa: clean up WSR*/RSR*/get_sr/set_sr")
> Signed-off-by: Max Filippov <jcmvbkbc@...il.com>
> ---
>  drivers/gpio/gpio-xtensa.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpio/gpio-xtensa.c b/drivers/gpio/gpio-xtensa.c
> index 43d3fa5f511a..0fb2211f9573 100644
> --- a/drivers/gpio/gpio-xtensa.c
> +++ b/drivers/gpio/gpio-xtensa.c
> @@ -44,15 +44,14 @@ static inline unsigned long enable_cp(unsigned long *cpenable)
>         unsigned long flags;
>
>         local_irq_save(flags);
> -       RSR_CPENABLE(*cpenable);
> -       WSR_CPENABLE(*cpenable | BIT(XCHAL_CP_ID_XTIOP));
> -
> +       *cpenable = xtensa_get_sr(cpenable);
> +       xtensa_set_sr(*cpenable | BIT(XCHAL_CP_ID_XTIOP), cpenable);
>         return flags;
>  }
>
>  static inline void disable_cp(unsigned long flags, unsigned long cpenable)
>  {
> -       WSR_CPENABLE(cpenable);
> +       xtensa_set_sr(cpenable, cpenable);
>         local_irq_restore(flags);
>  }
>
> --
> 2.20.1
>

Patch applied, thanks!

Bart