linux-kernel - Re: [PATCH 00/61] tree-wide: simplify getting .drvdata

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Message-ID: <152417662884.46528.2642186598358773095@swboyd.mtv.corp.google.com>
Date:   Thu, 19 Apr 2018 15:23:48 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/61] tree-wide: simplify getting .drvdata

(Dropping the bazillion lists)

Quoting Wolfram Sang (2018-04-19 07:05:30)
> 
> Here is the cocci-script I created (after <n> iterations by manually checking
> samples):
> 
> @@
> struct device* d;
> identifier pdev;
> expression *ptr;
> @@
> (
> -       struct platform_device *pdev = to_platform_device(d);
> |
> -       struct platform_device *pdev;
>         ...
> -       pdev = to_platform_device(d);
> )
>         <... when != pdev
> -       &pdev->dev
> +       d
>         ...>
> 
>         ptr =
> -       platform_get_drvdata(pdev)
> +       dev_get_drvdata(d)
> 
>         <... when != pdev
> -       &pdev->dev
> +       d
>         ...>
> 

Can you throw this into scripts/coccinelle/ so we can have the build
testers run this all the time?