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Message-ID: <de48fffa-4b1c-465a-aa63-b2b6372ac5e6@xs4all.nl>
Date: Wed, 28 Feb 2024 08:54:51 +0100
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Subject: Re: [PATCH v2 1/3] media: pci: sta2x11: Fix
 Wcast-function-type-strict warnings
To: Ricardo Ribalda <ribalda@chromium.org>,
 Mauro Carvalho Chehab <mchehab@kernel.org>,
 Nathan Chancellor <nathan@kernel.org>,
 Nick Desaulniers <ndesaulniers@google.com>, Bill Wendling
 <morbo@google.com>, Justin Stitt <justinstitt@google.com>,
 Mike Isely <isely@pobox.com>, Tiffany Lin <tiffany.lin@mediatek.com>,
 Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
 Yunfei Dong <yunfei.dong@mediatek.com>,
 Matthias Brugger <matthias.bgg@gmail.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,
 Bjorn Andersson <andersson@kernel.org>,
 Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
 llvm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
 linux-mediatek@lists.infradead.org, linux-remoteproc@vger.kernel.org
References: <20240226-fix-clang-warnings-v2-0-fa1bc931d17e@chromium.org>
 <20240226-fix-clang-warnings-v2-1-fa1bc931d17e@chromium.org>
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From: Hans Verkuil <hverkuil@xs4all.nl>
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In-Reply-To: <20240226-fix-clang-warnings-v2-1-fa1bc931d17e@chromium.org>
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On 26/02/2024 18:32, Ricardo Ribalda wrote:
> Building with LLVM=1 throws the following warning:
> drivers/media/pci/sta2x11/sta2x11_vip.c:1057:6: warning: cast from 'irqreturn_t (*)(int, struct sta2x11_vip *)' (aka 'enum irqreturn (*)(int, struct sta2x11_vip *)') to 'irq_handler_t' (aka 'enum irqreturn (*)(int, void *)') converts to incompatible function type [-Wcast-function-type-strict]
> 
> Reviewed-by: Nathan Chancellor <nathan@kernel.org>
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

Arnd's patch for this has already been merged:

https://lore.kernel.org/linux-media/20240213095451.454142-1-arnd@kernel.org/

So I'm marking your patch as 'Obsolete' in patchwork.

Regards,

	Hans

> ---
>  drivers/media/pci/sta2x11/sta2x11_vip.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/pci/sta2x11/sta2x11_vip.c b/drivers/media/pci/sta2x11/sta2x11_vip.c
> index e4cf9d63e926d..a6456673be3f6 100644
> --- a/drivers/media/pci/sta2x11/sta2x11_vip.c
> +++ b/drivers/media/pci/sta2x11/sta2x11_vip.c
> @@ -757,7 +757,7 @@ static const struct video_device video_dev_template = {
>  /**
>   * vip_irq - interrupt routine
>   * @irq: Number of interrupt ( not used, correct number is assumed )
> - * @vip: local data structure containing all information
> + * @data: local data structure containing all information
>   *
>   * check for both frame interrupts set ( top and bottom ).
>   * check FIFO overflow, but limit number of log messages after open.
> @@ -767,8 +767,9 @@ static const struct video_device video_dev_template = {
>   *
>   * IRQ_HANDLED, interrupt done.
>   */
> -static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip)
> +static irqreturn_t vip_irq(int irq, void *data)
>  {
> +	struct sta2x11_vip *vip = data;
>  	unsigned int status;
>  
>  	status = reg_read(vip, DVP_ITS);
>