From 63346d3d2f7cd96746149b9710a4cc5401c0cb5c Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Thu, 8 Apr 2021 13:29:15 +0900 Subject: [PATCH] ASoC: rsnd: add usage for SRC This patch add missing usage comment for SRC. Signed-off-by: Kuninori Morimoto Link: https://lore.kernel.org/r/87zgy9z9es.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- sound/soc/sh/rcar/src.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 585ffba0244b..628af8f3920d 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -5,6 +5,15 @@ // Copyright (C) 2013 Renesas Solutions Corp. // Kuninori Morimoto +/* + * You can use Synchronous Sampling Rate Convert (if no DVC) + * + * amixer set "SRC Out Rate" on + * aplay xxx.wav & + * amixer set "SRC Out Rate" 96000 // convert rate to 96000Hz + * amixer set "SRC Out Rate" 22050 // convert rate to 22050Hz + */ + /* * you can enable below define if you don't need * SSI interrupt status debug message when debugging