ALSA: hda - print a few HDMI information in proc

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

1 files changed, 18 insertions, 5 deletions

diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 1e5aff5c48d1..4927c4b6bf65 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -229,8 +229,13 @@ static void print_pin_caps(struct snd_info_buffer *buffer,
                 snd_iprintf(buffer, " Detect");
         if (caps & AC_PINCAP_BALANCE)
                 snd_iprintf(buffer, " Balanced");
-        if (caps & AC_PINCAP_LR_SWAP)
-                snd_iprintf(buffer, " R/L");
+        if (caps & AC_PINCAP_HDMI) {
+                /* Realtek uses this bit as a different meaning */
+                if ((codec->vendor_id >> 16) == 0x10ec)
+                        snd_iprintf(buffer, " R/L");
+                else
+                        snd_iprintf(buffer, " HDMI");
+        }
         if (caps & AC_PINCAP_TRIG_REQ)
                 snd_iprintf(buffer, " Trigger");
         if (caps & AC_PINCAP_IMP_SENSE)
@@ -552,9 +557,15 @@ static void print_codec_info(struct snd_info_entry *entry,
 
                 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,
                             get_wid_type_name(wid_type), wid_caps);
-                if (wid_caps & AC_WCAP_STEREO)
-                        snd_iprintf(buffer, " Stereo");
-                else
+                if (wid_caps & AC_WCAP_STEREO) {
+                        unsigned int chans;
+                        chans = (wid_caps & AC_WCAP_CHAN_CNT_EXT) >> 13;
+                        chans = ((chans << 1) | 1) + 1;
+                        if (chans == 2)
+                                snd_iprintf(buffer, " Stereo");
+                        else
+                                snd_iprintf(buffer, " %d-Channels", chans);
+                } else
                         snd_iprintf(buffer, " Mono");
                 if (wid_caps & AC_WCAP_DIGITAL)
                         snd_iprintf(buffer, " Digital");
@@ -566,6 +577,8 @@ static void print_codec_info(struct snd_info_entry *entry,
                         snd_iprintf(buffer, " Stripe");
                 if (wid_caps & AC_WCAP_LR_SWAP)
                         snd_iprintf(buffer, " R/L");
+                if (wid_caps & AC_WCAP_CP_CAPS)
+                        snd_iprintf(buffer, " CP");
                 snd_iprintf(buffer, "\n");
 
                 /* volume knob is a special widget that always have connection