linux-kernel - Re: [PATCH v2 2/2] gpio: wcd934x: Use proper headers and drop OF

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Message-ID: <CAMRc=MdkgWBb5XTSMEEUQQGCO_3x1a3KK0KbvW4GmAQX1XGbxg@mail.gmail.com>
Date:   Mon, 16 Jan 2023 10:03:47 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH v2 2/2] gpio: wcd934x: Use proper headers and drop OF_GPIO dependency

On Fri, Jan 13, 2023 at 7:25 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> The driver doesn't depend on the OF_GPIO to be complied. Hence
> the proper header to use is mod_devicetable.h. Replace of*.h with
> the above mentioned and drop redundant dependency.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> ---
> v2: added one more missing header (LKP)
>  drivers/gpio/Kconfig        | 2 +-
>  drivers/gpio/gpio-wcd934x.c | 6 ++++--
>  2 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> index 9995e23673dd..a2f64f880163 100644
> --- a/drivers/gpio/Kconfig
> +++ b/drivers/gpio/Kconfig
> @@ -700,7 +700,7 @@ config GPIO_VX855
>
>  config GPIO_WCD934X
>         tristate "Qualcomm Technologies Inc WCD9340/WCD9341 GPIO controller driver"
> -       depends on MFD_WCD934X && OF_GPIO
> +       depends on MFD_WCD934X
>         help
>           This driver is to support GPIO block found on the Qualcomm Technologies
>          Inc WCD9340/WCD9341 Audio Codec.
> diff --git a/drivers/gpio/gpio-wcd934x.c b/drivers/gpio/gpio-wcd934x.c
> index 817750e4e033..b999af6b900b 100644
> --- a/drivers/gpio/gpio-wcd934x.c
> +++ b/drivers/gpio/gpio-wcd934x.c
> @@ -1,11 +1,13 @@
>  // SPDX-License-Identifier: GPL-2.0
>  // Copyright (c) 2019, Linaro Limited
>
> +#include <linux/mod_devicetable.h>
>  #include <linux/module.h>
> -#include <linux/gpio/driver.h>
> +#include <linux/platform_device.h>
>  #include <linux/regmap.h>
>  #include <linux/slab.h>
> -#include <linux/of_device.h>
> +
> +#include <linux/gpio/driver.h>

Any reason for having it separately here?

Bart

>
>  #define WCD_PIN_MASK(p) BIT(p)
>  #define WCD_REG_DIR_CTL_OFFSET 0x42
> --
> 2.39.0
>