linux-kernel - Re: [PATCH v2 1/6] ASoC: atmel: enable SOC_SSC_PDC and SOC_SSC

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Message-ID: <20190826142337.GE21713@piout.net>
Date:   Mon, 26 Aug 2019 16:23:37 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Michał Mirosław <mirq-linux@...e.qmqm.pl>
Cc:     alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        Arnd Bergmann <arnd@...db.de>,
        Chas Williams <3chas3@...il.com>,
        Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Liam Girdwood <lgirdwood@...il.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Mark Brown <broonie@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Rob Herring <robh-dt@...nel.org>,
        Takashi Iwai <tiwai@...e.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/6] ASoC: atmel: enable SOC_SSC_PDC and SOC_SSC_DMA
 in Kconfig

On 24/08/2019 22:26:52+0200, Michał Mirosław wrote:
> Allow SSC to be used on platforms described using audio-graph-card
> in Device Tree.
> 
> Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
Acked-by: Alexandre Belloni <alexandre.belloni@...tlin.com>

> 
> ---
>  v2: extended to PDC mode
>      reworked and fixed Kconfig option dependencies
> 
> ---
>  sound/soc/atmel/Kconfig | 30 ++++++++++++++++++------------
>  1 file changed, 18 insertions(+), 12 deletions(-)
> 
> diff --git a/sound/soc/atmel/Kconfig b/sound/soc/atmel/Kconfig
> index 06c1d5ce642c..f118c229ed82 100644
> --- a/sound/soc/atmel/Kconfig
> +++ b/sound/soc/atmel/Kconfig
> @@ -12,25 +12,31 @@ if SND_ATMEL_SOC
>  config SND_ATMEL_SOC_PDC
>  	tristate
>  	depends on HAS_DMA
> -	default m if SND_ATMEL_SOC_SSC_PDC=m && SND_ATMEL_SOC_SSC=m
> -	default y if SND_ATMEL_SOC_SSC_PDC=y || (SND_ATMEL_SOC_SSC_PDC=m && SND_ATMEL_SOC_SSC=y)
> -
> -config SND_ATMEL_SOC_SSC_PDC
> -	tristate
>  
>  config SND_ATMEL_SOC_DMA
>  	tristate
>  	select SND_SOC_GENERIC_DMAENGINE_PCM
> -	default m if SND_ATMEL_SOC_SSC_DMA=m && SND_ATMEL_SOC_SSC=m
> -	default y if SND_ATMEL_SOC_SSC_DMA=y || (SND_ATMEL_SOC_SSC_DMA=m && SND_ATMEL_SOC_SSC=y)
> -
> -config SND_ATMEL_SOC_SSC_DMA
> -	tristate
>  
>  config SND_ATMEL_SOC_SSC
>  	tristate
> -	default y if SND_ATMEL_SOC_SSC_DMA=y || SND_ATMEL_SOC_SSC_PDC=y
> -	default m if SND_ATMEL_SOC_SSC_DMA=m || SND_ATMEL_SOC_SSC_PDC=m
> +
> +config SND_ATMEL_SOC_SSC_PDC
> +	tristate "SoC PCM DAI support for AT91 SSC controller using PDC"
> +	depends on ATMEL_SSC
> +	select SND_ATMEL_SOC_PDC
> +	select SND_ATMEL_SOC_SSC
> +	help
> +	  Say Y or M if you want to add support for Atmel SSC interface
> +	  in PDC mode configured using audio-graph-card in device-tree.
> +
> +config SND_ATMEL_SOC_SSC_DMA
> +	tristate "SoC PCM DAI support for AT91 SSC controller using DMA"
> +	depends on ATMEL_SSC
> +	select SND_ATMEL_SOC_DMA
> +	select SND_ATMEL_SOC_SSC
> +	help
> +	  Say Y or M if you want to add support for Atmel SSC interface
> +	  in DMA mode configured using audio-graph-card in device-tree.
>  
>  config SND_AT91_SOC_SAM9G20_WM8731
>  	tristate "SoC Audio support for WM8731-based At91sam9g20 evaluation board"
> -- 
> 2.20.1
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com