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Message-ID: <CACRpkda+WB_5yCScjeO2Q9aN2i3CTLRir-jKXk6uaxqMHhNWyg@mail.gmail.com>
Date:	Wed, 27 Jan 2016 14:56:11 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Geliang Tang <geliangtang@....com>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Santosh Shilimkar <santosh.shilimkar@...com>
Cc:	Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] gpio: davinci: use irq_data_get_chip_type

On Wed, Dec 30, 2015 at 3:16 PM, Geliang Tang <geliangtang@....com> wrote:

> Use irq_data_get_chip_type() instead of container_of().
>
> Signed-off-by: Geliang Tang <geliangtang@....com>
> ---
>  drivers/gpio/gpio-davinci.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
> index 65ebaef..aaa1a249 100644
> --- a/drivers/gpio/gpio-davinci.c
> +++ b/drivers/gpio/gpio-davinci.c
> @@ -435,8 +435,7 @@ static struct irq_chip *davinci_gpio_get_irq_chip(unsigned int irq)
>  {
>         static struct irq_chip_type gpio_unbanked;
>
> -       gpio_unbanked = *container_of(irq_get_chip(irq),
> -                                     struct irq_chip_type, chip);
> +       gpio_unbanked = *irq_data_get_chip_type(irq_get_irq_data(irq));
>
>         return &gpio_unbanked.chip;
>  };

Grygorii/Santosh, can you ACK/comment on this patch?

Yours,
Linus Walleij

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