diff options
Diffstat (limited to 'sound/soc/sh/rcar/core.c')
| -rw-r--r-- | sound/soc/sh/rcar/core.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 0785f84..fce61a0 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -416,9 +416,16 @@ u32 rsnd_get_adinr(struct rsnd_mod *mod) ({ \ struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ struct device *dev = rsnd_priv_to_dev(priv); \ - dev_dbg(dev, "%s[%d] %s\n", \ - rsnd_mod_name(mod), rsnd_mod_id(mod), #func); \ - (mod)->ops->func(mod, rdai); \ + u32 mask = 1 << __rsnd_mod_shift_##func; \ + u32 call = __rsnd_mod_call_##func << __rsnd_mod_shift_##func; \ + int ret = 0; \ + if ((mod->status & mask) == call) { \ + dev_dbg(dev, "%s[%d] %s\n", \ + rsnd_mod_name(mod), rsnd_mod_id(mod), #func); \ + ret = (mod)->ops->func(mod, rdai); \ + mod->status = (mod->status & ~mask) | (~call & mask); \ + } \ + ret; \ }) #define rsnd_mod_call(mod, func, rdai...) \ |