Re: [PATCH 0/2] ASoC: rsnd: Fixes for multichannel HDMI audio output

From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
To: Matthias Blankertz <matthias.blankertz@cetitec.com>
Cc: Mark Brown <broonie@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	<alsa-devel@alsa-project.org>, <linux-kernel@vger.kernel.org>,
	<linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH 0/2] ASoC: rsnd: Fixes for multichannel HDMI audio output
Date: 16 Apr 2020 10:35:17 +0900	[thread overview]
Message-ID: <87sgh4p60a.wl-kuninori.morimoto.gx@renesas.com> (raw)
In-Reply-To: <20200415141017.384017-1-matthias.blankertz@cetitec.com>

Hi

> This fixes two issues in the snd-soc-rcar driver blocking multichannel
> HDMI audio out: The parent SSI in a multi-SSI configuration is not
> correctly set up and started, and the SSI->HDMI channel mapping is
> wrong.
> 
> With these patches, the following device tree snippet can be used on an
> r8a7795-based platform (Salvator-X) to enable multichannel HDMI audio on
> HDMI0:
> 
> rsnd_port1: port@1 {
> 	rsnd_endpoint1: endpoint {
> 		remote-endpoint = <&dw_hdmi0_snd_in>;
> 
> 		dai-format = "i2s";
> 		bitclock-master = <&rsnd_endpoint1>;
> 		frame-master = <&rsnd_endpoint1>;
> 
> 		playback = <&ssi0 &ssi1 &ssi2 &ssi9>;
> 	};
> };
> 
> With a capable receiver attached, all of 2ch (stereo), 6ch (e.g. 5.1)
> and 8ch audio output should work.
> 
> 
> Matthias Blankertz (2):
>   ASoC: rsnd: Fix parent SSI start/stop in multi-SSI mode
>   ASoC: rsnd: Fix HDMI channel mapping for multi-SSI mode
> 
>  sound/soc/sh/rcar/ssi.c  | 8 ++++----
>  sound/soc/sh/rcar/ssiu.c | 2 +-
>  2 files changed, 5 insertions(+), 5 deletions(-)

For all patches

Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

Thank you for your help !!

Best regards
---
Kuninori Morimoto