[ALSA] Show currectly selected widget in proc_read for hda driver

HDA generic driver
During debugging for cm9880 multi-channel playback, I added the * after
the currently selected widget, mixer widget doesn't need this but other
3 widget types need it.

Signed-off-by: ChenLi Tien <cltien@cmedia.com.tw>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 8 insertions, 2 deletions

diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 4d5db7faad8d..8c703ff056f4 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -266,13 +266,19 @@ static void print_codec_info(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
 
                 if (wid_caps & AC_WCAP_CONN_LIST) {
                         hda_nid_t conn[HDA_MAX_CONNECTIONS];
-                        int c, conn_len;
+                        int c, conn_len, curr = -1;
                         conn_len = snd_hda_get_connections(codec, nid, conn,
                                                            HDA_MAX_CONNECTIONS);
+                        if (conn_len > 1 && wid_type != AC_WID_AUD_MIX)
+                                curr = snd_hda_codec_read(codec, nid, 0,
+                                        AC_VERB_GET_CONNECT_SEL, 0);
                         snd_iprintf(buffer, "  Connection: %d\n", conn_len);
                         snd_iprintf(buffer, "    ");
-                        for (c = 0; c < conn_len; c++)
+                        for (c = 0; c < conn_len; c++) {
                                 snd_iprintf(buffer, " 0x%02x", conn[c]);
+                                if (c == curr)
+                                        snd_iprintf(buffer, "*");
+                        }
                         snd_iprintf(buffer, "\n");
                 }
         }