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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2015-03-19 04:14:04 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-03-22 18:12:16 +0000 |
| commit | 639b231f866c6cc6dcefc33bcaf31e7554697186 (patch) | |
| tree | 7bde26303d1d051264cbe90df5d9f1ff456bb04e /sound/soc/sh | |
| parent | 044930b4a69a6c0645b6199bec4f870e0b6e77f4 (diff) | |
| download | op-kernel-dev-639b231f866c6cc6dcefc33bcaf31e7554697186.zip op-kernel-dev-639b231f866c6cc6dcefc33bcaf31e7554697186.tar.gz | |
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: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh')
| -rw-r--r-- | sound/soc/sh/rcar/src.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 6ce8985..cc93f32 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -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; |
