aboutsummaryrefslogtreecommitdiff
path: root/sound/pci/hda/hda_local.h
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/hda_local.h')
-rw-r--r--sound/pci/hda/hda_local.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h
index 83349013b4d..5f1dcc59002 100644
--- a/sound/pci/hda/hda_local.h
+++ b/sound/pci/hda/hda_local.h
@@ -99,7 +99,6 @@ struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
unsigned int *tlv, const char **slaves);
int snd_hda_codec_reset(struct hda_codec *codec);
-int snd_hda_codec_configure(struct hda_codec *codec);
/* amp value bits */
#define HDA_AMP_MUTE 0x80
@@ -408,6 +407,19 @@ static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
return codec->wcaps[nid - codec->start_nid];
}
+/* get the widget type from widget capability bits */
+#define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT)
+
+static inline unsigned int get_wcaps_channels(u32 wcaps)
+{
+ unsigned int chans;
+
+ chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
+ chans = ((chans << 1) | 1) + 1;
+
+ return chans;
+}
+
u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
unsigned int caps);