linux-kernel - Re: [PATCH 18/28] media: platform: sun8i-a83t-mipi-csi2: drop of_match

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Message-ID: <ZBCbIILFhcDMIg+h@aptenodytes>
Date:   Tue, 14 Mar 2023 17:04:48 +0100
From:   Paul Kocialkowski <paul.kocialkowski@...tlin.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Joe Tessler <jrt@...gle.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Michael Tretter <m.tretter@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Jacopo Mondi <jacopo+renesas@...ndi.org>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Niklas Söderlund 
        <niklas.soderlund+renesas@...natech.se>,
        Rui Miguel Silva <rmfrfs@...il.com>,
        Wenyou Yang <wenyou.yang@...rochip.com>,
        Bin Liu <bin.liu@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Minghsiu Tsai <minghsiu.tsai@...iatek.com>,
        Houlong Wei <houlong.wei@...iatek.com>,
        Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
        Andrzej Pietrasiewicz <andrzejtp2010@...il.com>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Yong Deng <yong.deng@...ewell.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        "Lad, Prabhakar" <prabhakar.csengg@...il.com>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Sean Young <sean@...s.org>, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH 18/28] media: platform: sun8i-a83t-mipi-csi2: drop
 of_match_ptr for ID table

Hi Krzysztof,

On Sun 12 Mar 23, 14:13, Krzysztof Kozlowski wrote:
> The driver can match only via the DT table so the table should be always
> used and the of_match_ptr does not have any sense (this also allows ACPI
> matching via PRP0001, even though it might not be relevant here).  This
> also fixes !CONFIG_OF error:
> 
>   drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c:818:34: error: ‘sun8i_a83t_mipi_csi2_of_match’ defined but not used [-Werror=unused-const-variable=]
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Looks good to me:
Reviewed-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>

Thanks !

Paul

> ---
>  .../platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c  | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c
> index cd2e92ae2293..1f0cc7b1ba47 100644
> --- a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c
> +++ b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/sun8i_a83t_mipi_csi2.c
> @@ -826,7 +826,7 @@ static struct platform_driver sun8i_a83t_mipi_csi2_platform_driver = {
>  	.remove	= sun8i_a83t_mipi_csi2_remove,
>  	.driver	= {
>  		.name		= SUN8I_A83T_MIPI_CSI2_NAME,
> -		.of_match_table	= of_match_ptr(sun8i_a83t_mipi_csi2_of_match),
> +		.of_match_table	= sun8i_a83t_mipi_csi2_of_match,
>  		.pm		= &sun8i_a83t_mipi_csi2_pm_ops,
>  	},
>  };
> -- 
> 2.34.1
> 

-- 
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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