From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Current rsnd_dai_call didn't count callback-count if callback
wasn't implemented. Thus, it counts can be unbalance.
ex) .start : implemented
.stop : not implemented
This patch solve this issue
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
sound/soc/sh/rcar/core.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index c0182ac..5c67144 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -300,7 +300,7 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
/*
* rsnd_dai functions
*/
-#define __rsnd_mod_call(mod, io, func, param...) \
+#define rsnd_mod_call(mod, io, func, param...) \
({ \
struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \
struct device *dev = rsnd_priv_to_dev(priv); \
@@ -308,7 +308,7 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
u8 val = (mod->status >> __rsnd_mod_shift_##func) & 0xF; \
u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \
int ret = 0; \
- int call = (val == __rsnd_mod_call_##func); \
+ int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \
mod->status = (mod->status & ~mask) + \
(add << __rsnd_mod_shift_##func); \
dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \
@@ -319,11 +319,6 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io)
ret; \
})
-#define rsnd_mod_call(mod, io, func, param...) \
- (!(mod) ? -ENODEV : \
- !((mod)->ops->func) ? 0 : \
- __rsnd_mod_call(mod, io, func, param))
-
#define rsnd_dai_call(fn, io, param...) \
({ \
struct rsnd_mod *mod; \
--
1.9.1
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