diff options
author | Takashi Iwai <tiwai@suse.de> | 2008-07-30 15:01:44 +0200 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2008-10-13 02:42:58 +0200 |
commit | 176d5335fe66f379a339b0ab99cc7566e90ff1a9 (patch) | |
tree | 00f294bebf1270f65fe527141d3e6c1f440bba36 /sound/pci/hda/hda_codec.h | |
parent | 687cb98e893f492932abb3e92660d7d828bd44fb (diff) |
ALSA: hda - Add infrastructure for dynamic stream allocation
Added the infrastructure for dynamic stream allocation on HD-audio.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_codec.h')
-rw-r--r-- | sound/pci/hda/hda_codec.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 60468f56240..70e8fa09273 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -542,6 +542,8 @@ struct hda_bus_ops { unsigned int (*get_response)(struct hda_codec *codec); /* free the private data */ void (*private_free)(struct hda_bus *); + /* attach a PCM stream */ + int (*attach_pcm)(struct hda_codec *codec, struct hda_pcm *pcm); #ifdef CONFIG_SND_HDA_POWER_SAVE /* notify power-up/down from codec to controller */ void (*pm_notify)(struct hda_codec *codec); @@ -680,7 +682,8 @@ struct hda_pcm { char *name; struct hda_pcm_stream stream[2]; unsigned int pcm_type; /* HDA_PCM_TYPE_XXX */ - int device; /* assigned device number */ + int device; /* device number to assign */ + struct snd_pcm *pcm; /* assigned PCM instance */ }; /* codec information */ |