linux-kernel - Re: [PATCH 19/61] iio: common: hid-sensors: simplify getting .drvdata

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Date:   Sat, 21 Apr 2018 17:09:16 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        kernel-janitors@...r.kernel.org, Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio@...r.kernel.org
Subject: Re: [PATCH 19/61] iio: common: hid-sensors: simplify getting
 .drvdata

On Thu, 19 Apr 2018 16:05:49 +0200
Wolfram Sang <wsa+renesas@...g-engineering.com> wrote:

> We should get drvdata from struct device directly. Going via
> platform_device is an unneeded step back and forth.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
Applied, thanks,

Jonathan

> ---
> 
> Build tested only. buildbot is happy. Please apply individually.
> 
>  drivers/iio/common/hid-sensors/hid-sensor-trigger.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> index cfb6588565ba..2ce0efd98cc0 100644
> --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> @@ -304,8 +304,7 @@ EXPORT_SYMBOL(hid_sensor_setup_trigger);
>  
>  static int __maybe_unused hid_sensor_suspend(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct iio_dev *indio_dev = platform_get_drvdata(pdev);
> +	struct iio_dev *indio_dev = dev_get_drvdata(dev);
>  	struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev);
>  
>  	return _hid_sensor_power_state(attrb, false);
> @@ -313,8 +312,7 @@ static int __maybe_unused hid_sensor_suspend(struct device *dev)
>  
>  static int __maybe_unused hid_sensor_resume(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct iio_dev *indio_dev = platform_get_drvdata(pdev);
> +	struct iio_dev *indio_dev = dev_get_drvdata(dev);
>  	struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev);
>  	schedule_work(&attrb->work);
>  	return 0;
> @@ -322,8 +320,7 @@ static int __maybe_unused hid_sensor_resume(struct device *dev)
>  
>  static int __maybe_unused hid_sensor_runtime_resume(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct iio_dev *indio_dev = platform_get_drvdata(pdev);
> +	struct iio_dev *indio_dev = dev_get_drvdata(dev);
>  	struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev);
>  	return _hid_sensor_power_state(attrb, true);
>  }