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Commit 044930b4 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
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ASoC: rsnd: no more SSI restart when unusual situation 



It will be SSI interrupt endless loop f unusual situation happen.
This patch adds restart limit for it.

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 33187fb4

sound/soc/sh/rcar/ssi.c

+6 −3
Original line number Diff line number Diff line
@@ -416,11 +416,14 @@ static irqreturn_t rsnd_ssi_interrupt(int irq, void *data) 
		/*

		 * restart SSI

		 */

		rsnd_ssi_stop(mod, priv);

		rsnd_ssi_start(mod, priv);



		dev_dbg(dev, "%s[%d] restart\n",

			rsnd_mod_name(mod), rsnd_mod_id(mod));



		rsnd_ssi_stop(mod, priv);

		if (ssi->err < 1024)

			rsnd_ssi_start(mod, priv);

		else

			dev_warn(dev, "no more SSI restart\n");

	}



	rsnd_ssi_record_error(ssi, status);