linux-kernel - Re: [PATCH v2 2/6] platform/chrome: cros_ec_sysfs: introduce to_cros_ec

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Message-ID: <CAHp75Vdc1E1g7AYzASRZRfvsRsGFE6OT0+hD82YTfxMcnhGRrQ@mail.gmail.com>
Date:   Wed, 21 Feb 2018 21:04:28 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Benson Leung <bleung@...omium.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        kernel@...labora.com, groeck@...omium.org,
        Gwendal Grignou <gwendal@...omium.org>
Subject: Re: [PATCH v2 2/6] platform/chrome: cros_ec_sysfs: introduce
 to_cros_ec_dev define.

On Wed, Feb 21, 2018 at 7:07 PM, Enric Balletbo i Serra
<enric.balletbo@...labora.com> wrote:
> Add a define to get the cros_ec_dev from device and use it.
>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> ---
> Changes since v1:
> - New in this series. Suggested by Andy Shevchenko.

We have an established tag

Suggested-by: Andy Shevchenko <andy.shevchenko@...il.com>

>
>  drivers/platform/chrome/cros_ec_sysfs.c | 11 +++++------
>  1 file changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/platform/chrome/cros_ec_sysfs.c b/drivers/platform/chrome/cros_ec_sysfs.c
> index c03621e523a3..85bb9580439e 100644
> --- a/drivers/platform/chrome/cros_ec_sysfs.c
> +++ b/drivers/platform/chrome/cros_ec_sysfs.c
> @@ -34,6 +34,8 @@
>  #include <linux/types.h>
>  #include <linux/uaccess.h>
>
> +#define to_cros_ec_dev(dev)  container_of(dev, struct cros_ec_dev, class_dev)
> +
>  /* Accessor functions */
>
>  static ssize_t show_ec_reboot(struct device *dev,
> @@ -70,8 +72,7 @@ static ssize_t store_ec_reboot(struct device *dev,
>         int got_cmd = 0, offset = 0;
>         int i;
>         int ret;
> -       struct cros_ec_dev *ec = container_of(dev,
> -                                             struct cros_ec_dev, class_dev);
> +       struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>
>         msg = kmalloc(sizeof(*msg) + sizeof(*param), GFP_KERNEL);
>         if (!msg)
> @@ -132,8 +133,7 @@ static ssize_t show_ec_version(struct device *dev,
>         struct cros_ec_command *msg;
>         int ret;
>         int count = 0;
> -       struct cros_ec_dev *ec = container_of(dev,
> -                                             struct cros_ec_dev, class_dev);
> +       struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>
>         msg = kmalloc(sizeof(*msg) + EC_HOST_PARAM_SIZE, GFP_KERNEL);
>         if (!msg)
> @@ -231,8 +231,7 @@ static ssize_t show_ec_flashinfo(struct device *dev,
>         struct ec_response_flash_info *resp;
>         struct cros_ec_command *msg;
>         int ret;
> -       struct cros_ec_dev *ec = container_of(dev,
> -                                             struct cros_ec_dev, class_dev);
> +       struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>
>         msg = kmalloc(sizeof(*msg) + sizeof(*resp), GFP_KERNEL);
>         if (!msg)
> --
> 2.16.1
>



-- 
With Best Regards,
Andy Shevchenko