linux-kernel - Re: [PATCH -next] media: isl7998x: select V4L2

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Message-ID: <20220330065230.GE20418@pengutronix.de>
Date:   Wed, 30 Mar 2022 08:52:30 +0200
From:   Michael Tretter <m.tretter@...gutronix.de>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>,
        Marek Vasut <marex@...x.de>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        linux-media@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Subject: Re: [PATCH -next] media: isl7998x: select V4L2_FWNODE to fix build
 error

On Tue, 29 Mar 2022 18:56:52 -0700, Randy Dunlap wrote:
> Fix build error when VIDEO_ISL7998X=y and V4L2_FWNODE=m
> by selecting V4L2_FWNODE.
> 
> microblaze-linux-ld: drivers/media/i2c/isl7998x.o: in function `isl7998x_probe':
> (.text+0x8f4): undefined reference to `v4l2_fwnode_endpoint_parse'
> 
> Fixes: 51ef2be546e2 ("media: i2c: isl7998x: Add driver for Intersil ISL7998x")
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Reported-by: kernel test robot <lkp@...el.com>
> Cc: Marek Vasut <marex@...x.de>
> Cc: Sakari Ailus <sakari.ailus@...ux.intel.com>
> Cc: Michael Tretter <m.tretter@...gutronix.de>
> Cc: Pengutronix Kernel Team <kernel@...gutronix.de>
> Cc: linux-media@...r.kernel.org
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>

Reviewed-by: Michael Tretter <m.tretter@...gutronix.de>

> ---
>  drivers/media/i2c/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> --- linux-next-20220329.orig/drivers/media/i2c/Kconfig
> +++ linux-next-20220329/drivers/media/i2c/Kconfig
> @@ -1177,6 +1177,7 @@ config VIDEO_ISL7998X
>  	depends on OF_GPIO
>  	select MEDIA_CONTROLLER
>  	select VIDEO_V4L2_SUBDEV_API
> +	select V4L2_FWNODE
>  	help
>  	  Support for Intersil ISL7998x analog to MIPI-CSI2 or
>  	  BT.656 decoder.
>