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| author |   Vinod Koul <vinod.koul@intel.com> | 2015-08-21 15:47:41 +0530 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2015-08-21 12:34:01 +0200 |
| commit | a512f5611646ab12f3f8fea2a3d2582adabe5157 (patch) | |
| tree | 505302b62077570bfea0856da32ac4867bb67c93 /sound/hda | |
| parent | ALSA: hdac: Add API for removing hdac extended device (diff) | |
| download | linux-dev-a512f5611646ab12f3f8fea2a3d2582adabe5157.tar.xz linux-dev-a512f5611646ab12f3f8fea2a3d2582adabe5157.zip | |
ALSA: hdac: add hdac extended device
This adds based hdac extended device object which will be used by
ASoC HDAC codecs
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/hda')
| -rw-r--r-- | sound/hda/ext/hdac_ext_bus.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c index cf69202f7da0..94fb9878f5cb 100644 --- a/sound/hda/ext/hdac_ext_bus.c +++ b/sound/hda/ext/hdac_ext_bus.c @@ -125,7 +125,7 @@ static void default_release(struct device *dev) } /** - * snd_hdac_ext_device_init - initialize the HDA extended codec base device + * snd_hdac_ext_bus_device_init - initialize the HDA extended codec base device * @ebus: hdac extended bus to attach to * @addr: codec address * @@ -133,14 +133,16 @@ static void default_release(struct device *dev) */ int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *ebus, int addr) { + struct hdac_ext_device *edev; struct hdac_device *hdev = NULL; struct hdac_bus *bus = ebus_to_hbus(ebus); char name[15]; int ret; - hdev = kzalloc(sizeof(*hdev), GFP_KERNEL); - if (!hdev) + edev = kzalloc(sizeof(*hdev), GFP_KERNEL); + if (!edev) return -ENOMEM; + hdev = &edev->hdac; snprintf(name, sizeof(name), "ehdaudio%dD%d", ebus->idx, addr); @@ -158,6 +160,7 @@ int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *ebus, int addr) snd_hdac_ext_bus_device_exit(hdev); return ret; } + return 0; } EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_init); @@ -168,8 +171,10 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_init); */ void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev) { + struct hdac_ext_device *edev = to_ehdac_device(hdev); + snd_hdac_device_exit(hdev); - kfree(hdev); + kfree(edev); } EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit); |