linux-kernel - Re: [PATCH v1 1/1] ASoC: rsnd: ssi: Fix issue in dma data address assignment

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Date:   Thu, 21 Dec 2017 07:39:09 +0000
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Jiada Wang <jiada_wang@...tor.com>
Cc:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <alsa-devel@...a-project.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/1] ASoC: rsnd: ssi: Fix issue in dma data address assignment


Hi Jiada

> diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
> b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
> index a298df7..16f3214 100644
> --- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
> +++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
> @@ -94,14 +94,24 @@
>         };
> 
>         rsnd_ak4613: sound {
> -               compatible = "simple-audio-card";
> +               compatible = "simple-scu-audio-card";
> 
>                 simple-audio-card,format = "left_j";
>                 simple-audio-card,bitclock-master = <&sndcpu>;
>                 simple-audio-card,frame-master = <&sndcpu>;
> 
> -               sndcpu: simple-audio-card,cpu {
> -                       sound-dai = <&rcar_sound>;
> +               simple-audio-card,prefix = "ak4613";
> +                simple-audio-card,routing =
> +                        "ak4613 Playback", "DAI0 Playback",
> +                        "DAI0 Capture", "ak4613 Capture",
> +                        "ak4613 Playback", "DAI1 Playback";
> +
> +               sndcpu: simple-audio-card,cpu@0 {
> +                       sound-dai = <&rcar_sound 0>;
> +               };
> +
> +               simple-audio-card,cpu@1 {
> +                       sound-dai = <&rcar_sound 1>;
>                 };
> 
>                 sndcodec: simple-audio-card,codec {
> @@ -517,7 +527,7 @@
>         pinctrl-names = "default";
> 
>         /* Single DAI */
> -       #sound-dai-cells = <0>;
> +       #sound-dai-cells = <1>;
> 
>         /* audio_clkout0/1/2/3 */
>  #clock-cells = <1>;
> @@ -549,6 +559,9 @@
>                         playback = <&ssi0 &src0 &dvc0>;
>                         capture  = <&ssi1 &src1 &dvc1>;
>                 };
> +               dai1 {
> +                       playback = <&ssi0>;
> +               };
>         };
>  };
> 
> playing with dai1 will have issue.

I guess so because you are using strange settings...
What do you want to do ?

Best regards
---
Kuninori Morimoto