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Date: Thu, 26 Oct 2017 08:07:42 -0700 From: <jiada_wang@...tor.com> To: <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>, <tiwai@...e.com>, <kuninori.morimoto.gx@...esas.com>, <gustavo@...eddedor.com> CC: <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>, <jiada_wang@...tor.com> Subject: [PATCH linux-next 1/1] ASoC: rsnd: ssiu: reset SSI_MODE register From: Jiada Wang <jiada_wang@...tor.com> register SSI_MODE is set when SSI works in TDM Extended or TDM (Ex-)Split mode, but it isn't reset after SSI stops. this will cause issue, if SSI starts to work in other modes which requie SSI_MODE to have different value. This patch resets SSI_MODE register in .stop callback, when last stream calls .stop. Fixes: 186fadc132f0 ("ASoC: rsnd: add TDM Extend Mode support") Signed-off-by: Jiada Wang <jiada_wang@...tor.com> --- sound/soc/sh/rcar/ssiu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c index 4d94875..eff9f3b 100644 --- a/sound/soc/sh/rcar/ssiu.c +++ b/sound/soc/sh/rcar/ssiu.c @@ -217,6 +217,8 @@ static int rsnd_ssiu_stop_gen2(struct rsnd_mod *mod, if (rsnd_ssi_multi_slaves_runtime(io)) rsnd_mod_write(mod, SSI_CONTROL, 0); + rsnd_mod_write(mod, SSI_MODE, 0); + return 0; } -- 1.7.9.5
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