ALSA: hda - Always read raw connections for proc output

In the codec proc outputs, read the raw connections instead of the
cached connection list, i.e. proc files contain only raw values.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

3 files changed, 17 insertions, 7 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index d0deab1ed510..25b90eec915a 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -308,9 +308,6 @@ int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
 }
 EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes);
 
-static int _hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
-                                hda_nid_t *conn_list, int max_conns);
-
 /* look up the cached results */
 static hda_nid_t *lookup_conn_list(struct snd_array *array, hda_nid_t nid)
 {
@@ -357,7 +354,7 @@ int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,
                 return -EINVAL;
 
         /* read the connection and add to the cache */
-        len = _hda_get_connections(codec, nid, list, HDA_MAX_CONNECTIONS);
+        len = snd_hda_get_raw_connections(codec, nid, list, HDA_MAX_CONNECTIONS);
         if (len < 0)
                 return len;
         err = snd_hda_override_conn_list(codec, nid, len, list);
@@ -399,8 +396,19 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
 }
 EXPORT_SYMBOL_HDA(snd_hda_get_connections);
 
-static int _hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
-                             hda_nid_t *conn_list, int max_conns)
+/**
+ * snd_hda_get_raw_connections - copy connection list without cache
+ * @codec: the HDA codec
+ * @nid: NID to parse
+ * @conn_list: connection list array
+ * @max_conns: max. number of connections to store
+ *
+ * Like snd_hda_get_connections(), copy the connection list but without
+ * checking through the connection-list cache.
+ * Currently called only from hda_proc.c, so not exported.
+ */
+int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid,
+                                hda_nid_t *conn_list, int max_conns)
 {
         unsigned int parm;
         int i, conn_len, conns;
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index e6bc16f66bce..f465e07a4879 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -903,6 +903,8 @@ int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
                           hda_nid_t *start_id);
 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
                             hda_nid_t *conn_list, int max_conns);
+int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid,
+                            hda_nid_t *conn_list, int max_conns);
 int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,
                           const hda_nid_t **listp);
 int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int nums,
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index bfe74c2fb079..2be57b051aa2 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -636,7 +636,7 @@ static void print_codec_info(struct snd_info_entry *entry,
                         wid_caps |= AC_WCAP_CONN_LIST;
 
                 if (wid_caps & AC_WCAP_CONN_LIST)
-                        conn_len = snd_hda_get_connections(codec, nid, conn,
+                        conn_len = snd_hda_get_raw_connections(codec, nid, conn,
                                                            HDA_MAX_CONNECTIONS);
 
                 if (wid_caps & AC_WCAP_IN_AMP) {