ALSA: ak411x: Add PM helper functions

[deliverable/linux.git] / include / sound / ak4113.h

diff --git a/include/sound/ak4113.h b/include/sound/ak4113.h
index 2609048c1d442581a2530f79cc2135aa679f8cb1..f4fbf6888e781a7f228691f8eee9ada0c1678f41 100644 (file)
--- a/include/sound/ak4113.h
+++ b/include/sound/ak4113.h
@@ -286,7 +286,7 @@ struct ak4113 {
        ak4113_write_t *write;
        ak4113_read_t *read;
        void *private_data;
-       unsigned int init:1;
+       atomic_t wq_processing;
        spinlock_t lock;
        unsigned char regmap[AK4113_WRITABLE_REGS];
        struct snd_kcontrol *kctls[AK4113_CONTROLS];
@@ -317,5 +317,13 @@ int snd_ak4113_build(struct ak4113 *ak4113,
 int snd_ak4113_external_rate(struct ak4113 *ak4113);
 int snd_ak4113_check_rate_and_errors(struct ak4113 *ak4113, unsigned int flags);
 
+#ifdef CONFIG_PM
+void snd_ak4113_suspend(struct ak4113 *chip);
+void snd_ak4113_resume(struct ak4113 *chip);
+#else
+static inline void snd_ak4113_suspend(struct ak4113 *chip) {}
+static inline void snd_ak4113_resume(struct ak4113 *chip) {}
+#endif
+
 #endif /* __SOUND_AK4113_H */