linux-kernel - Re: [PATCH 09/10] media: omap3isp: mark isp_isr_dbg as __maybe

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Message-ID: <YZtp115b6T+ErG+8@pendragon.ideasonboard.com>
Date:   Mon, 22 Nov 2021 11:58:47 +0200
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Cc:     linuxarm@...wei.com, mauro.chehab@...wei.com,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        llvm@...ts.linux.dev
Subject: Re: [PATCH 09/10] media: omap3isp: mark isp_isr_dbg as __maybe_unused

Hi Mauro,

Thank you for the patch.

On Mon, Nov 22, 2021 at 09:26:11AM +0000, Mauro Carvalho Chehab wrote:
> This function is only used for debugging purposes. When DEBUG
> is disabled, it becomes unused, causing a clang warning with W=1.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> ---
> 
> To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
> See [PATCH 00/10] at: https://lore.kernel.org/all/cover.1637573097.git.mchehab+huawei@kernel.org/
> 
>  drivers/media/platform/omap3isp/isp.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
> index 6de377ce281d..4c937f3f323e 100644
> --- a/drivers/media/platform/omap3isp/isp.c
> +++ b/drivers/media/platform/omap3isp/isp.c
> @@ -476,7 +476,8 @@ void omap3isp_hist_dma_done(struct isp_device *isp)
>  	}
>  }
>  
> -static inline void isp_isr_dbg(struct isp_device *isp, u32 irqstatus)
> +static inline void __maybe_unused isp_isr_dbg(struct isp_device *isp,
> +					      u32 irqstatus)
>  {
>  	static const char *name[] = {
>  		"CSIA_IRQ",

-- 
Regards,

Laurent Pinchart