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Message-ID: <CAKGbVbv12K6NkRAe7jm7jueu6XCKyAkK+gmFia8ZxL7WH_h7zg@mail.gmail.com>
Date:   Thu, 10 Aug 2023 19:59:23 +0800
From:   Qiang Yu <yuq825@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        lima@...ts.freedesktop.org, Andi Shyti <andi.shyti@...nel.org>
Subject: Re: [PATCH 2/2] drm/lima: fix Wvoid-pointer-to-enum-cast warning

Reviewed-by: Qiang Yu <yuq825@...il.com>

On Thu, Aug 10, 2023 at 5:59 PM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> 'id' is an enum, thus cast of pointer on 64-bit compile test with W=1
> causes:
>
>   lima_drv.c:387:13: error: cast to smaller integer type 'enum lima_gpu_id' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>  drivers/gpu/drm/lima/lima_drv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/lima/lima_drv.c b/drivers/gpu/drm/lima/lima_drv.c
> index 10fd9154cc46..884181708de8 100644
> --- a/drivers/gpu/drm/lima/lima_drv.c
> +++ b/drivers/gpu/drm/lima/lima_drv.c
> @@ -384,7 +384,7 @@ static int lima_pdev_probe(struct platform_device *pdev)
>         }
>
>         ldev->dev = &pdev->dev;
> -       ldev->id = (enum lima_gpu_id)of_device_get_match_data(&pdev->dev);
> +       ldev->id = (uintptr_t)of_device_get_match_data(&pdev->dev);
>
>         platform_set_drvdata(pdev, ldev);
>
> --
> 2.34.1
>

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