ASoC: rsnd: ssi: wait maximum 5ms for status check

It is waiting udelay(50) x 1024 (= 50ms) for status check
in worst case, but it is overkill.
And we shouldn't use udelay() for 50us
(linux/Documentation/timers/timers-howto.txt)

Waiting maximum udelay(5) x 1024 (= 5ms) is very enough
for status check.
This patch fixes these issue.

Reported-by: Hiromitsu Yamasaki <[email protected]>
Signed-off-by: Kuninori Morimoto <[email protected]>
Signed-off-by: Mark Brown <[email protected]>

diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 31ffe3f0e1632e455ab8cb1182dd865d90fcdb7f..9538f76f8e2067dd42f1507515388593462c43ad 100644 (file)
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -171,7 +171,7 @@ static void rsnd_ssi_status_check(struct rsnd_mod *mod,
                if (status & bit)
                        return;
 
-               udelay(50);
+               udelay(5);
        }
 
        dev_warn(dev, "%s[%d] status check failed\n",