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authorTakashi Iwai <tiwai@suse.de>2011-07-11 15:42:52 +0200
committerTakashi Iwai <tiwai@suse.de>2011-07-12 07:45:01 +0200
commit9e7717c9eb9da8dba98f36dd3c390a45375499b3 (patch)
tree0462962bd0a95cc706b3e1db0ded45a52126ba2e /sound/pci
parentb2f934a0dffd4153e9447ee9e0090e357a3d8b3b (diff)
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>
Diffstat (limited to 'sound/pci')
-rw-r--r--sound/pci/hda/hda_codec.c20
-rw-r--r--sound/pci/hda/hda_codec.h2
-rw-r--r--sound/pci/hda/hda_proc.c2
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) {