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authorTakashi Iwai <tiwai@suse.de>2012-07-31 11:35:35 +0200
committerTakashi Iwai <tiwai@suse.de>2012-09-06 18:01:18 +0200
commit9c9a5175e65b2667001e6a3b6dedddebeee82aa2 (patch)
tree245f9651869624fe47c1c7e4549e30d56b277c98 /sound/pci/hda/hda_codec.h
parentALSA: Add a documentation for channel mapping API (diff)
downloadlinux-9c9a5175e65b2667001e6a3b6dedddebeee82aa2.tar.xz
linux-9c9a5175e65b2667001e6a3b6dedddebeee82aa2.zip
ALSA: hda - Add standard channel maps
Although HD-audio allows pair-wise channel configurations, only the fixed channel positions are used in this version. In future, this can be changed and allow user to modify the channel positions. 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.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 8fd9f636cfe1..ed3de8d151c8 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -776,6 +776,7 @@ struct hda_pcm {
unsigned int pcm_type; /* HDA_PCM_TYPE_XXX */
int device; /* device number to assign */
struct snd_pcm *pcm; /* assigned PCM instance */
+ bool own_chmap; /* codec driver provides own channel maps */
};
/* codec information */