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| author | Vinod Koul <vinod.koul@intel.com> | 2015-08-21 10:17:40 (GMT) |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-08-21 10:34:00 (GMT) |
| commit | ee2d51b3d4c940cd34dbc83eb10bb24205c56ebf (patch) | |
| tree | 2d3ac3c8b6f05ccaa496b9edb164e93baf76adf5 /sound/hda/ext | |
| parent | 9430e547894d2ff099e5717050eb40c1e1dd2bad (diff) | |
| download | linux-ee2d51b3d4c940cd34dbc83eb10bb24205c56ebf.tar.xz | |
ALSA: hdac: Add API for removing hdac extended device
The HDAC extended device objects are created by HDAC extended bus on probe.
When controller is removed they should be removed as well, so add API
snd_hdac_ext_bus_device_remove for this
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/hda/ext')
| -rw-r--r-- | sound/hda/ext/hdac_ext_bus.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c index 0aa5d9e..cf69202 100644 --- a/sound/hda/ext/hdac_ext_bus.c +++ b/sound/hda/ext/hdac_ext_bus.c @@ -172,3 +172,22 @@ void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev) kfree(hdev); } EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit); + +/** + * snd_hdac_ext_bus_device_remove - remove HD-audio extended codec base devices + * + * @ebus: HD-audio extended bus + */ +void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus) +{ + struct hdac_device *codec, *__codec; + /* + * we need to remove all the codec devices objects created in the + * snd_hdac_ext_bus_device_init + */ + list_for_each_entry_safe(codec, __codec, &ebus->bus.codec_list, list) { + snd_hdac_device_unregister(codec); + put_device(&codec->dev); + } +} +EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_remove); |