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Diffstat (limited to 'include/sound/ac97_codec.h')
-rw-r--r--include/sound/ac97_codec.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index cc383991c0fe..4bd3be3a3192 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -197,7 +197,7 @@ struct snd_ac97_bus_ops {
struct snd_ac97_bus {
/* -- lowlevel (hardware) driver specific -- */
- struct snd_ac97_bus_ops *ops;
+ const struct snd_ac97_bus_ops *ops;
void *private_data;
void (*private_free) (struct snd_ac97_bus *bus);
/* --- */
@@ -310,7 +310,8 @@ static inline int ac97_can_spdif(struct snd_ac97 * ac97)
/* functions */
/* create new AC97 bus */
-int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
+int snd_ac97_bus(struct snd_card *card, int num,
+ const struct snd_ac97_bus_ops *ops,
void *private_data, struct snd_ac97_bus **rbus);
/* create mixer controls */
int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
@@ -334,6 +335,9 @@ static inline int snd_ac97_update_power(struct snd_ac97 *ac97, int reg,
#ifdef CONFIG_PM
void snd_ac97_suspend(struct snd_ac97 *ac97);
void snd_ac97_resume(struct snd_ac97 *ac97);
+#else
+static inline void snd_ac97_suspend(struct snd_ac97 *ac97) {}
+static inline void snd_ac97_resume(struct snd_ac97 *ac97) {}
#endif
int snd_ac97_reset(struct snd_ac97 *ac97, bool try_warm, unsigned int id,
unsigned int id_mask);
@@ -406,7 +410,7 @@ int snd_ac97_pcm_close(struct ac97_pcm *pcm);
int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime);
/* ad hoc AC97 device driver access */
-extern struct bus_type ac97_bus_type;
+extern const struct bus_type ac97_bus_type;
/* AC97 platform_data adding function */
static inline void snd_ac97_dev_add_pdata(struct snd_ac97 *ac97, void *data)