diff options
Diffstat (limited to 'sound/hda/hda_bus_type.c')
| -rw-r--r-- | sound/hda/hda_bus_type.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/hda/hda_bus_type.c b/sound/hda/hda_bus_type.c index bcb1a79eec38f..3060e2aee36fd 100644 --- a/sound/hda/hda_bus_type.c +++ b/sound/hda/hda_bus_type.c @@ -64,9 +64,21 @@ static int hda_bus_match(struct device *dev, struct device_driver *drv) return 1; } +static int hda_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + char modalias[32]; + + snd_hdac_codec_modalias(dev_to_hdac_dev(dev), modalias, + sizeof(modalias)); + if (add_uevent_var(env, "MODALIAS=%s", modalias)) + return -ENOMEM; + return 0; +} + struct bus_type snd_hda_bus_type = { .name = "hdaudio", .match = hda_bus_match, + .uevent = hda_uevent, }; EXPORT_SYMBOL_GPL(snd_hda_bus_type); |