diff options
Diffstat (limited to 'include/sound/core.h')
| -rw-r--r-- | include/sound/core.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/sound/core.h b/include/sound/core.h index cdfecafff0f4..7b05f88cacac 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -134,6 +134,9 @@ struct snd_card { struct device card_dev; /* cardX object for sysfs */ const struct attribute_group *dev_groups[4]; /* assigned sysfs attr */ bool registered; /* card_dev is registered? */ + int offline; /* if this sound card is offline */ + unsigned long offline_change; + wait_queue_head_t offline_poll_wait; #ifdef CONFIG_PM unsigned int power_state; /* power state */ @@ -265,6 +268,8 @@ int snd_component_add(struct snd_card *card, const char *component); int snd_card_file_add(struct snd_card *card, struct file *file); int snd_card_file_remove(struct snd_card *card, struct file *file); #define snd_card_unref(card) put_device(&(card)->card_dev) +void snd_card_change_online_state(struct snd_card *card, int online); +bool snd_card_is_online_state(struct snd_card *card); #define snd_card_set_dev(card, devptr) ((card)->dev = (devptr)) |