linux-kernel - Re: [PATCH 2/2] media: mt9p031: Drop CONFIG

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Message-ID: <20240823155554.GS26098@pendragon.ideasonboard.com>
Date: Fri, 23 Aug 2024 18:55:54 +0300
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Biju Das <biju.das.jz@...renesas.com>
Cc: Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	Biju Das <biju.das.au@...il.com>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH 2/2] media: mt9p031: Drop CONFIG_OF ifdeffery

Hi Biju,

Thank you for the patch.

On Sun, Sep 10, 2023 at 05:01:26PM +0100, Biju Das wrote:
> Drop of_match_ptr() from mt9p031_i2c_driver and get rid of ugly CONFIG_OF
> if check. This slightly increases the size of mt9p031_i2c_driver on non-OF
> system and shouldn't be an issue.
> 
> Add mod_devicetable.h include.
> 
> It also allows, in case if needed, to enumerate this device via ACPI with
> PRP0001 magic.
> 
> Signed-off-by: Biju Das <biju.das.jz@...renesas.com>

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

> ---
>  drivers/media/i2c/mt9p031.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c
> index 540cb519915c..91d5de5b95f0 100644
> --- a/drivers/media/i2c/mt9p031.c
> +++ b/drivers/media/i2c/mt9p031.c
> @@ -15,6 +15,7 @@
>  #include <linux/gpio/consumer.h>
>  #include <linux/i2c.h>
>  #include <linux/log2.h>
> +#include <linux/mod_devicetable.h>
>  #include <linux/module.h>
>  #include <linux/of.h>
>  #include <linux/of_graph.h>
> @@ -1222,7 +1223,6 @@ static const struct i2c_device_id mt9p031_id[] = {
>  };
>  MODULE_DEVICE_TABLE(i2c, mt9p031_id);
>  
> -#if IS_ENABLED(CONFIG_OF)
>  static const struct of_device_id mt9p031_of_match[] = {
>  	{ .compatible = "aptina,mt9p006", .data = (void *)MEDIA_BUS_FMT_SGRBG12_1X12 },
>  	{ .compatible = "aptina,mt9p031", .data = (void *)MEDIA_BUS_FMT_SGRBG12_1X12 },
> @@ -1230,11 +1230,10 @@ static const struct of_device_id mt9p031_of_match[] = {
>  	{ /* sentinel */ }
>  };
>  MODULE_DEVICE_TABLE(of, mt9p031_of_match);
> -#endif
>  
>  static struct i2c_driver mt9p031_i2c_driver = {
>  	.driver = {
> -		.of_match_table = of_match_ptr(mt9p031_of_match),
> +		.of_match_table = mt9p031_of_match,
>  		.name = "mt9p031",
>  	},
>  	.probe          = mt9p031_probe,

-- 
Regards,

Laurent Pinchart