diff options
| -rw-r--r-- | sound/pci/hda/hda_codec.h | 1 | ||||
| -rw-r--r-- | sound/pci/hda/hda_proc.c | 32 |
2 files changed, 24 insertions, 9 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 2bce925..0331510 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -135,6 +135,7 @@ enum { #define AC_PAR_PROC_CAP 0x10 #define AC_PAR_GPIO_CAP 0x11 #define AC_PAR_AMP_OUT_CAP 0x12 +#define AC_PAR_VOL_KNB_CAP 0x13 /* * AC_VERB_PARAMETERS results (32bit) diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c index 000c6c4..7df1d16 100644 --- a/sound/pci/hda/hda_proc.c +++ b/sound/pci/hda/hda_proc.c @@ -305,6 +305,12 @@ static void print_codec_info(struct snd_info_entry *entry, snd_iprintf(buffer, " Amp-Out"); snd_iprintf(buffer, "\n"); + /* volume knob is a special widget that always have connection + * list + */ + if (wid_type == AC_WID_VOL_KNB) + wid_caps |= AC_WCAP_CONN_LIST; + if (wid_caps & AC_WCAP_CONN_LIST) conn_len = snd_hda_get_connections(codec, nid, conn, HDA_MAX_CONNECTIONS); @@ -340,9 +346,15 @@ static void print_codec_info(struct snd_info_entry *entry, snd_iprintf(buffer, "\n"); break; case AC_WID_VOL_KNB: - snd_iprintf(buffer, " Volume-Knob: 0x%x\n", - snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_VOLUME_KNOB_CONTROL, 0)); + pinctls = snd_hda_param_read(codec, nid, + AC_PAR_VOL_KNB_CAP); + snd_iprintf(buffer, " Volume-Knob: delta=%d, " + "steps=%d, ", + (pinctls >> 7) & 1, pinctls & 0x7f); + pinctls = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_VOLUME_KNOB_CONTROL, 0); + snd_iprintf(buffer, "direct=%d, val=%d\n", + (pinctls >> 7) & 1, pinctls & 0x7f); break; case AC_WID_AUD_OUT: case AC_WID_AUD_IN: @@ -365,13 +377,15 @@ static void print_codec_info(struct snd_info_entry *entry, 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++) { - snd_iprintf(buffer, " 0x%02x", conn[c]); - if (c == curr) - snd_iprintf(buffer, "*"); + if (conn_len > 0) { + snd_iprintf(buffer, " "); + for (c = 0; c < conn_len; c++) { + snd_iprintf(buffer, " 0x%02x", conn[c]); + if (c == curr) + snd_iprintf(buffer, "*"); + } + snd_iprintf(buffer, "\n"); } - snd_iprintf(buffer, "\n"); } } snd_hda_power_down(codec); |