ALSA: hda - proc - introduce Control: lines to show mixer<->NID assignment

This is an initial patch to show universal control<->NID assigment in
proc codec file. The change helps to debug codec related problems.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 9 insertions, 2 deletions

diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h
index 3001794ad291..e6a0918f70d3 100644
--- a/sound/pci/hda/hda_local.h
+++ b/sound/pci/hda/hda_local.h
@@ -440,7 +440,13 @@ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
                               unsigned int caps);
 u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid);
 
-int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl);
+struct hda_nid_item {
+        struct snd_kcontrol *kctl;
+        hda_nid_t nid;
+};
+
+int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
+                    struct snd_kcontrol *kctl);
 void snd_hda_ctls_clear(struct hda_codec *codec);
 
 /*
@@ -514,7 +520,8 @@ int snd_hda_check_amp_list_power(struct hda_codec *codec,
  * AMP control callbacks
  */
 /* retrieve parameters from private_value */
-#define get_amp_nid(kc)         ((kc)->private_value & 0xffff)
+#define get_amp_nid_(pv)        ((pv) & 0xffff)
+#define get_amp_nid(kc)         get_amp_nid_((kc)->private_value)
 #define get_amp_channels(kc)    (((kc)->private_value >> 16) & 0x3)
 #define get_amp_direction(kc)   (((kc)->private_value >> 18) & 0x1)
 #define get_amp_index(kc)       (((kc)->private_value >> 19) & 0xf)