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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-17 06:21:36 +0400 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-17 06:21:36 +0400 |
commit | 98c4514ff6e3072288770db66f91bdb15af8b433 (patch) | |
tree | eb5f2541e70d27144720e1735b463471025908f0 /include/sound/core.h | |
parent | 644a9d3b66e6983c2c1f3b24c3006d49b184c871 (diff) | |
parent | f4a75d2eb7b1e2206094b901be09adb31ba63681 (diff) | |
download | linux-98c4514ff6e3072288770db66f91bdb15af8b433.tar.xz |
Merge 3.7-rc6 into char-misc-next
Diffstat (limited to 'include/sound/core.h')
-rw-r--r-- | include/sound/core.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/sound/core.h b/include/sound/core.h index bc056687f647..93896ad1fcdd 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -132,6 +132,7 @@ struct snd_card { int shutdown; /* this card is going down */ int free_on_last_close; /* free in context of file_release */ wait_queue_head_t shutdown_sleep; + atomic_t refcount; /* refcount for disconnection */ struct device *dev; /* device assigned to this card */ struct device *card_dev; /* cardX object for sysfs */ @@ -189,6 +190,7 @@ struct snd_minor { const struct file_operations *f_ops; /* file operations */ void *private_data; /* private data for f_ops->open */ struct device *dev; /* device for sysfs */ + struct snd_card *card_ptr; /* assigned card instance */ }; /* return a device pointer linked to each sound device as a parent */ @@ -295,6 +297,7 @@ int snd_card_info_done(void); 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); +void snd_card_unref(struct snd_card *card); #define snd_card_set_dev(card, devptr) ((card)->dev = (devptr)) |