[alsa-devel] [PATCH 2/4 v2] ASoC: rsnd: indicate unknown HW start

[Kuninori Morimoto]

From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>

rsnd_ssi_hw_stop() should be called after rsnd_ssi_hw_start().
This patch indicates unknown hw_stop as error

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
Tested-by: Keita Kobayashi <keita.kobayashi.ym at renesas.com>
Tested by: Cao Minh Hiep <cm-hiep at jinso.co.jp>
---
v1 -> v2

 - add Hiep's Test-by

 sound/soc/sh/rcar/ssi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 5b89723..927ac52 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -232,8 +232,10 @@ static void rsnd_ssi_hw_stop(struct rsnd_ssi *ssi)
 	struct device *dev = rsnd_priv_to_dev(priv);
 	u32 cr;
 
-	if (0 == ssi->usrcnt) /* stop might be called without start */
+	if (0 == ssi->usrcnt) {
+		dev_err(dev, "%s called without starting\n", __func__);
 		return;
+	}
 
 	ssi->usrcnt--;
 
-- 
1.9.1