Commit 639b231f authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: rsnd: no more SRC restart when unusual situation 



It will be SRC 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 044930b4

sound/soc/sh/rcar/src.c

+7 −3
Original line number Diff line number Diff line
@@ -620,13 +620,17 @@ static irqreturn_t rsnd_src_interrupt_gen2(int irq, void *data) 


	if (rsnd_src_error_record_gen2(mod)) {

		struct rsnd_priv *priv = rsnd_mod_to_priv(mod);

		struct rsnd_src *src = rsnd_mod_to_src(mod);

		struct device *dev = rsnd_priv_to_dev(priv);



		_rsnd_src_stop_gen2(mod);

		_rsnd_src_start_gen2(mod);



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

			rsnd_mod_name(mod), rsnd_mod_id(mod));



		_rsnd_src_stop_gen2(mod);

		if (src->err < 1024)

			_rsnd_src_start_gen2(mod);

		else

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

	}



	return IRQ_HANDLED;