diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.h')
| -rw-r--r-- | sound/pci/hda/hda_codec.h | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 1370e346bf3..1a69743160c 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -480,12 +480,24 @@ struct hda_codec_ops { }; /* record for amp information cache */ -struct hda_amp_info { +struct hda_cache_head { u32 key; /* hash key */ + u16 val; /* assigned value */ + u16 next; /* next link; -1 = terminal */ +}; + +struct hda_amp_info { + struct hda_cache_head head; u32 amp_caps; /* amp capabilities */ u16 vol[2]; /* current volume & mute */ - u16 status; /* update flag */ - u16 next; /* next link */ +}; + +struct hda_cache_rec { + u16 hash[64]; /* hash table for index */ + unsigned int num_entries; /* number of assigned entries */ + unsigned int size; /* allocated size */ + unsigned int record_size; /* record size (including header) */ + void *buffer; /* hash table entries */ }; /* PCM callbacks */ @@ -557,11 +569,7 @@ struct hda_codec { hda_nid_t start_nid; u32 *wcaps; - /* hash for amp access */ - u16 amp_hash[32]; - int num_amp_entries; - int amp_info_size; - struct hda_amp_info *amp_info; + struct hda_cache_rec amp_cache; /* cache for amp access */ struct mutex spdif_mutex; unsigned int spdif_status; /* IEC958 status bits */ |