linux-kernel - Re: [PATCH] ASoC: codecs: rk3308: add dependency on OF

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Date: Tue, 2 Apr 2024 17:17:45 +0200
From: Luca Ceresoli <luca.ceresoli@...tlin.com>
To: Mark Brown <broonie@...nel.org>
Cc: Liam Girdwood <lgirdwood@...il.com>, Jaroslav Kysela <perex@...ex.cz>,
 Takashi Iwai <tiwai@...e.com>, Heiko Stuebner <heiko@...ech.de>, Thomas
 Petazzoni <thomas.petazzoni@...tlin.com>, linux-sound@...r.kernel.org,
 linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] ASoC: codecs: rk3308: add dependency on OF

Hello Mark,

On Tue, 2 Apr 2024 14:04:19 +0100
Mark Brown <broonie@...nel.org> wrote:

> On Fri, Mar 29, 2024 at 09:44:47PM +0100, Luca Ceresoli wrote:
> 
> >  config SND_SOC_RK3308
> >  	tristate "Rockchip RK3308 audio CODEC"
> > +	depends on OF  
> 
> There's no actual build dependency on OF, please add an || COMPILE_TEST
> to improve build coverage and help maintainability.

I see, thanks for the comment.

While there, an even better improvement is probably:

  depends on ARM64 || COMPILE_TEST

using ARM64 because this codec is known to exist only on the RK3308 and
ARM64 selects OF.

Best regards,
Luca

-- 
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com