linux-kernel - Re: [PATCH 5/9] drm/panfrost: simplify getting .driver

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Message-ID: <e2e46b06-b013-cbea-6e48-71633d056813@arm.com>
Date:   Mon, 20 Sep 2021 14:33:50 +0100
From:   Steven Price <steven.price@....com>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org, Rob Herring <robh@...nel.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 5/9] drm/panfrost: simplify getting .driver_data

On 20/09/2021 10:05, Wolfram Sang wrote:
> We should get 'driver_data' 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>
> ---

Reviewed-by: Steven Price <steven.price@....com>

I'll push this to drm-misc-next.

Thanks,

Steve

> 
> Build tested only. buildbot is happy.
> 
>  drivers/gpu/drm/panfrost/panfrost_device.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_device.c b/drivers/gpu/drm/panfrost/panfrost_device.c
> index bd9b7be63b0f..fd4309209088 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_device.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_device.c
> @@ -400,8 +400,7 @@ void panfrost_device_reset(struct panfrost_device *pfdev)
>  #ifdef CONFIG_PM
>  int panfrost_device_resume(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct panfrost_device *pfdev = platform_get_drvdata(pdev);
> +	struct panfrost_device *pfdev = dev_get_drvdata(dev);
>  
>  	panfrost_device_reset(pfdev);
>  	panfrost_devfreq_resume(pfdev);
> @@ -411,8 +410,7 @@ int panfrost_device_resume(struct device *dev)
>  
>  int panfrost_device_suspend(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct panfrost_device *pfdev = platform_get_drvdata(pdev);
> +	struct panfrost_device *pfdev = dev_get_drvdata(dev);
>  
>  	if (!panfrost_job_is_idle(pfdev))
>  		return -EBUSY;
>