1 files changed, 70 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index 95f24e4729f8..09476fc1ab64 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -26,6 +26,21 @@
 #include "hda_codec.h"
 #include "hda_local.h"
 
+static char *bits_names(unsigned int bits, char *names[], int size)
+{
+        int i, n;
+        static char buf[128];
+
+        for (i = 0, n = 0; i < size; i++) {
+                if (bits & (1U<<i) && names[i])
+                        n += snprintf(buf + n, sizeof(buf) - n, " %s",
+                                      names[i]);
+        }
+        buf[n] = '\0';
+
+        return buf;
+}
+
 static const char *get_wid_type_name(unsigned int wid_value)
 {
         static char *names[16] = {
@@ -46,6 +61,41 @@ static const char *get_wid_type_name(unsigned int wid_value)
                 return "UNKNOWN Widget";
 }
 
+static void print_nid_mixers(struct snd_info_buffer *buffer,
+                             struct hda_codec *codec, hda_nid_t nid)
+{
+        int i;
+        struct hda_nid_item *items = codec->mixers.list;
+        struct snd_kcontrol *kctl;
+        for (i = 0; i < codec->mixers.used; i++) {
+                if (items[i].nid == nid) {
+                        kctl = items[i].kctl;
+                        snd_iprintf(buffer,
+                          "  Control: name=\"%s\", index=%i, device=%i\n",
+                          kctl->id.name, kctl->id.index, kctl->id.device);
+                }
+        }
+}
+
+static void print_nid_pcms(struct snd_info_buffer *buffer,
+                           struct hda_codec *codec, hda_nid_t nid)
+{
+        int pcm, type;
+        struct hda_pcm *cpcm;
+        for (pcm = 0; pcm < codec->num_pcms; pcm++) {
+                cpcm = &codec->pcm_info[pcm];
+                for (type = 0; type < 2; type++) {
+                        if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL)
+                                continue;
+                        snd_iprintf(buffer, "  Device: name=\"%s\", "
+                                    "type=\"%s\", device=%i\n",
+                                    cpcm->name,
+                                    snd_hda_pcm_type_name[cpcm->pcm_type],
+                                    cpcm->pcm->device);
+                }
+        }
+}
+
 static void print_amp_caps(struct snd_info_buffer *buffer,
                            struct hda_codec *codec, hda_nid_t nid, int dir)
 {
@@ -363,8 +413,24 @@ static const char *get_pwr_state(u32 state)
 static void print_power_state(struct snd_info_buffer *buffer,
                               struct hda_codec *codec, hda_nid_t nid)
 {
+        static char *names[] = {
+                [ilog2(AC_PWRST_D0SUP)]         = "D0",
+                [ilog2(AC_PWRST_D1SUP)]         = "D1",
+                [ilog2(AC_PWRST_D2SUP)]         = "D2",
+                [ilog2(AC_PWRST_D3SUP)]         = "D3",
+                [ilog2(AC_PWRST_D3COLDSUP)]     = "D3cold",
+                [ilog2(AC_PWRST_S3D3COLDSUP)]   = "S3D3cold",
+                [ilog2(AC_PWRST_CLKSTOP)]       = "CLKSTOP",
+                [ilog2(AC_PWRST_EPSS)]          = "EPSS",
+        };
+
+        int sup = snd_hda_param_read(codec, nid, AC_PAR_POWER_STATE);
         int pwr = snd_hda_codec_read(codec, nid, 0,
                                      AC_VERB_GET_POWER_STATE, 0);
+        if (sup)
+                snd_iprintf(buffer, "  Power states: %s\n",
+                            bits_names(sup, names, ARRAY_SIZE(names)));
+
         snd_iprintf(buffer, "  Power: setting=%s, actual=%s\n",
                     get_pwr_state(pwr & AC_PWRST_SETTING),
                     get_pwr_state((pwr & AC_PWRST_ACTUAL) >>
@@ -457,6 +523,7 @@ static void print_gpio(struct snd_info_buffer *buffer,
                             (data & (1<<i)) ? 1 : 0,
                             (unsol & (1<<i)) ? 1 : 0);
         /* FIXME: add GPO and GPI pin information */
+        print_nid_mixers(buffer, codec, nid);
 }
 
 static void print_codec_info(struct snd_info_entry *entry,
@@ -536,6 +603,9 @@ static void print_codec_info(struct snd_info_entry *entry,
                         snd_iprintf(buffer, " CP");
                 snd_iprintf(buffer, "\n");
 
+                print_nid_mixers(buffer, codec, nid);
+                print_nid_pcms(buffer, codec, nid);
+
                 /* volume knob is a special widget that always have connection
                  * list
                  */