ALSA: ak411x: Add PM helper functions

[firefly-linux-kernel-4.4.55.git] / include / sound / ak4114.h

diff --git a/include/sound/ak4114.h b/include/sound/ak4114.h
index 52f02a60dba731e500bbac2a355b1bd5d12a676f..e681df2c95e1efc28b5a232d92479b241ca4d03b 100644 (file)
--- a/include/sound/ak4114.h
+++ b/include/sound/ak4114.h
@@ -168,7 +168,7 @@ struct ak4114 {
        ak4114_write_t * write;
        ak4114_read_t * read;
        void * private_data;
-       unsigned int init: 1;
+       atomic_t wq_processing;
        spinlock_t lock;
        unsigned char regmap[6];
        unsigned char txcsb[5];
@@ -199,5 +199,13 @@ int snd_ak4114_build(struct ak4114 *ak4114,
 int snd_ak4114_external_rate(struct ak4114 *ak4114);
 int snd_ak4114_check_rate_and_errors(struct ak4114 *ak4114, unsigned int flags);
 
+#ifdef CONFIG_PM
+void snd_ak4114_suspend(struct ak4114 *chip);
+void snd_ak4114_resume(struct ak4114 *chip);
+#else
+static inline void snd_ak4114_suspend(struct ak4114 *chip) {}
+static inline void snd_ak4114_resume(struct ak4114 *chip) {}
+#endif
+
 #endif /* __SOUND_AK4114_H */