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author | Takashi Iwai <tiwai@suse.de> | 2014-02-25 10:00:58 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2014-02-25 12:12:50 +0100 |
commit | f806bdb2f7235907fcd310e6d147b3bcd281fa97 (patch) | |
tree | e0ec1378953e1cc742ca6c67d9fa8f69500f55b0 /sound/core | |
parent | ALSA: Create sysfs attribute files via groups (diff) | |
download | linux-f806bdb2f7235907fcd310e6d147b3bcd281fa97.tar.xz linux-f806bdb2f7235907fcd310e6d147b3bcd281fa97.zip |
ALSA: hwdep: Take private_data as drvdata for sysfs
For referring to a different object from sysfs ops, take hwdep
private_data as stored via dev_set_drvdata() at creating the device
object. In that way, the same sysfs ops can be used by different
device types.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
-rw-r--r-- | sound/core/hwdep.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index 99f7e8515ba1..825cd2847940 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -441,6 +441,8 @@ static int snd_hwdep_dev_register(struct snd_device *device) struct device *d = snd_get_device(SNDRV_DEVICE_TYPE_HWDEP, hwdep->card, hwdep->device); if (d) { + if (hwdep->private_data) + dev_set_drvdata(d, hwdep->private_data); err = sysfs_create_groups(&d->kobj, hwdep->groups); if (err < 0) dev_warn(card->dev, |