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author | Takashi Iwai <tiwai@suse.de> | 2011-04-07 15:55:15 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2011-04-07 15:55:15 +0200 |
commit | a12d3e1e1cb67bab2411966b345151c316633847 (patch) | |
tree | be1a29ccb9ebb22fa659012a63d13b0e6f8008bb /sound/pci/hda/hda_codec.h | |
parent | Merge branch 'fix/hda' into topic/hda (diff) | |
download | linux-a12d3e1e1cb67bab2411966b345151c316633847.tar.xz linux-a12d3e1e1cb67bab2411966b345151c316633847.zip |
ALSA: hda - Remember connection lists
The connection lists are static and we can reuse the previous results
instead of querying via verb at each time. This will reduce the I/O
in the runtime especially for some codec auto-parsers.
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 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index e46d5420a9f2..7d57a66c1b31 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -825,6 +825,8 @@ struct hda_codec { struct hda_cache_rec amp_cache; /* cache for amp access */ struct hda_cache_rec cmd_cache; /* cache for other commands */ + struct snd_array conn_lists; /* connection-list array */ + struct mutex spdif_mutex; struct mutex control_mutex; unsigned int spdif_status; /* IEC958 status bits */ |