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linux/sound/pci/hda/hda_proc.c
Takashi Iwai 2f179721c4 ALSA: hda - Fix mono amp values in proc output 
The mono widget is always connected to the left channel, thus the left
channel amp value also should be referred for mono widgets instead of
the right channel.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2013-01-10 10:34:27 +01:00

758 lines
22 KiB
C
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/*
* Universal Interface for Intel High Definition Audio Codec
*
* Generic proc interface
*
* Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
*
*
* This driver is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This driver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/init.h>
#include <sound/core.h>
#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] = {
[AC_WID_AUD_OUT] = "Audio Output",
[AC_WID_AUD_IN] = "Audio Input",
[AC_WID_AUD_MIX] = "Audio Mixer",
[AC_WID_AUD_SEL] = "Audio Selector",
[AC_WID_PIN] = "Pin Complex",
[AC_WID_POWER] = "Power Widget",
[AC_WID_VOL_KNB] = "Volume Knob Widget",
[AC_WID_BEEP] = "Beep Generator Widget",
[AC_WID_VENDOR] = "Vendor Defined Widget",
};
if (wid_value == -1)
return "UNKNOWN Widget";
wid_value &= 0xf;
if (names[wid_value])
return names[wid_value];
else
return "UNKNOWN Widget";
}
static void print_nid_array(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
struct snd_array *array)
{
int i;
struct hda_nid_item *items = array->list, *item;
struct snd_kcontrol *kctl;
for (i = 0; i < array->used; i++) {
item = &items[i];
if (item->nid == nid) {
kctl = item->kctl;
snd_iprintf(buffer,
" Control: name=\"%s\", index=%i, device=%i\n",
kctl->id.name, kctl->id.index + item->index,
kctl->id.device);
if (item->flags & HDA_NID_ITEM_AMP)
snd_iprintf(buffer,
" ControlAmp: chs=%lu, dir=%s, "
"idx=%lu, ofs=%lu\n",
get_amp_channels(kctl),
get_amp_direction(kctl) ? "Out" : "In",
get_amp_index(kctl),
get_amp_offset(kctl));
}
}
}
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)
{
unsigned int caps;
caps = snd_hda_param_read(codec, nid,
dir == HDA_OUTPUT ?
AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
if (caps == -1 || caps == 0) {
snd_iprintf(buffer, "N/A\n");
return;
}
snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, "
"mute=%x\n",
caps & AC_AMPCAP_OFFSET,
(caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT,
(caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT,
(caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT);
}
static void print_amp_vals(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int dir, int stereo, int indices)
{
unsigned int val;
int i;
dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
for (i = 0; i < indices; i++) {
snd_iprintf(buffer, " [");
val = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_AMP_GAIN_MUTE,
AC_AMP_GET_LEFT | dir | i);
snd_iprintf(buffer, "0x%02x", val);
if (stereo) {
val = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_AMP_GAIN_MUTE,
AC_AMP_GET_RIGHT | dir | i);
snd_iprintf(buffer, " 0x%02x", val);
}
snd_iprintf(buffer, "]");
}
snd_iprintf(buffer, "\n");
}
static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm)
{
static unsigned int rates[] = {
8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
96000, 176400, 192000, 384000
};
int i;
pcm &= AC_SUPPCM_RATES;
snd_iprintf(buffer, " rates [0x%x]:", pcm);
for (i = 0; i < ARRAY_SIZE(rates); i++)
if (pcm & (1 << i))
snd_iprintf(buffer, " %d", rates[i]);
snd_iprintf(buffer, "\n");
}
static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm)
{
char buf[SND_PRINT_BITS_ADVISED_BUFSIZE];
snd_iprintf(buffer, " bits [0x%x]:", (pcm >> 16) & 0xff);
snd_print_pcm_bits(pcm, buf, sizeof(buf));
snd_iprintf(buffer, "%s\n", buf);
}
static void print_pcm_formats(struct snd_info_buffer *buffer,
unsigned int streams)
{
snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf);
if (streams & AC_SUPFMT_PCM)
snd_iprintf(buffer, " PCM");
if (streams & AC_SUPFMT_FLOAT32)
snd_iprintf(buffer, " FLOAT");
if (streams & AC_SUPFMT_AC3)
snd_iprintf(buffer, " AC3");
snd_iprintf(buffer, "\n");
}
static void print_pcm_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM);
unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
if (pcm == -1 || stream == -1) {
snd_iprintf(buffer, "N/A\n");
return;
}
print_pcm_rates(buffer, pcm);
print_pcm_bits(buffer, pcm);
print_pcm_formats(buffer, stream);
}
static const char *get_jack_connection(u32 cfg)
{
static char *names[16] = {
"Unknown", "1/8", "1/4", "ATAPI",
"RCA", "Optical","Digital", "Analog",
"DIN", "XLR", "RJ11", "Comb",
NULL, NULL, NULL, "Other"
};
cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT;
if (names[cfg])
return names[cfg];
else
return "UNKNOWN";
}
static const char *get_jack_color(u32 cfg)
{
static char *names[16] = {
"Unknown", "Black", "Grey", "Blue",
"Green", "Red", "Orange", "Yellow",
"Purple", "Pink", NULL, NULL,
NULL, NULL, "White", "Other",
};
cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT;
if (names[cfg])
return names[cfg];
else
return "UNKNOWN";
}
static void print_pin_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int *supports_vref)
{
static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
unsigned int caps, val;
caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
snd_iprintf(buffer, " Pincap 0x%08x:", caps);
if (caps & AC_PINCAP_IN)
snd_iprintf(buffer, " IN");
if (caps & AC_PINCAP_OUT)
snd_iprintf(buffer, " OUT");
if (caps & AC_PINCAP_HP_DRV)
snd_iprintf(buffer, " HP");
if (caps & AC_PINCAP_EAPD)
snd_iprintf(buffer, " EAPD");
if (caps & AC_PINCAP_PRES_DETECT)
snd_iprintf(buffer, " Detect");
if (caps & AC_PINCAP_BALANCE)
snd_iprintf(buffer, " Balanced");
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 {
if (caps & AC_PINCAP_HBR)
snd_iprintf(buffer, " HBR");
snd_iprintf(buffer, " HDMI");
}
}
if (caps & AC_PINCAP_DP)
snd_iprintf(buffer, " DP");
if (caps & AC_PINCAP_TRIG_REQ)
snd_iprintf(buffer, " Trigger");
if (caps & AC_PINCAP_IMP_SENSE)
snd_iprintf(buffer, " ImpSense");
snd_iprintf(buffer, "\n");
if (caps & AC_PINCAP_VREF) {
unsigned int vref =
(caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
snd_iprintf(buffer, " Vref caps:");
if (vref & AC_PINCAP_VREF_HIZ)
snd_iprintf(buffer, " HIZ");
if (vref & AC_PINCAP_VREF_50)
snd_iprintf(buffer, " 50");
if (vref & AC_PINCAP_VREF_GRD)
snd_iprintf(buffer, " GRD");
if (vref & AC_PINCAP_VREF_80)
snd_iprintf(buffer, " 80");
if (vref & AC_PINCAP_VREF_100)
snd_iprintf(buffer, " 100");
snd_iprintf(buffer, "\n");
*supports_vref = 1;
} else
*supports_vref = 0;
if (caps & AC_PINCAP_EAPD) {
val = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_EAPD_BTLENABLE, 0);
snd_iprintf(buffer, " EAPD 0x%x:", val);
if (val & AC_EAPDBTL_BALANCED)
snd_iprintf(buffer, " BALANCED");
if (val & AC_EAPDBTL_EAPD)
snd_iprintf(buffer, " EAPD");
if (val & AC_EAPDBTL_LR_SWAP)
snd_iprintf(buffer, " R/L");
snd_iprintf(buffer, "\n");
}
caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps,
jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],
snd_hda_get_jack_type(caps),
snd_hda_get_jack_connectivity(caps),
snd_hda_get_jack_location(caps));
snd_iprintf(buffer, " Conn = %s, Color = %s\n",
get_jack_connection(caps),
get_jack_color(caps));
/* Default association and sequence values refer to default grouping
* of pin complexes and their sequence within the group. This is used
* for priority and resource allocation.
*/
snd_iprintf(buffer, " DefAssociation = 0x%x, Sequence = 0x%x\n",
(caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT,
caps & AC_DEFCFG_SEQUENCE);
if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) &
AC_DEFCFG_MISC_NO_PRESENCE) {
/* Miscellaneous bit indicates external hardware does not
* support presence detection even if the pin complex
* indicates it is supported.
*/
snd_iprintf(buffer, " Misc = NO_PRESENCE\n");
}
}
static void print_pin_ctls(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int supports_vref)
{
unsigned int pinctls;
pinctls = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls);
if (pinctls & AC_PINCTL_IN_EN)
snd_iprintf(buffer, " IN");
if (pinctls & AC_PINCTL_OUT_EN)
snd_iprintf(buffer, " OUT");
if (pinctls & AC_PINCTL_HP_EN)
snd_iprintf(buffer, " HP");
if (supports_vref) {
int vref = pinctls & AC_PINCTL_VREFEN;
switch (vref) {
case AC_PINCTL_VREF_HIZ:
snd_iprintf(buffer, " VREF_HIZ");
break;
case AC_PINCTL_VREF_50:
snd_iprintf(buffer, " VREF_50");
break;
case AC_PINCTL_VREF_GRD:
snd_iprintf(buffer, " VREF_GRD");
break;
case AC_PINCTL_VREF_80:
snd_iprintf(buffer, " VREF_80");
break;
case AC_PINCTL_VREF_100:
snd_iprintf(buffer, " VREF_100");
break;
}
}
snd_iprintf(buffer, "\n");
}
static void print_vol_knob(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int cap = snd_hda_param_read(codec, nid,
AC_PAR_VOL_KNB_CAP);
snd_iprintf(buffer, " Volume-Knob: delta=%d, steps=%d, ",
(cap >> 7) & 1, cap & 0x7f);
cap = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_VOLUME_KNOB_CONTROL, 0);
snd_iprintf(buffer, "direct=%d, val=%d\n",
(cap >> 7) & 1, cap & 0x7f);
}
static void print_audio_io(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
unsigned int wid_type)
{
int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
snd_iprintf(buffer,
" Converter: stream=%d, channel=%d\n",
(conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT,
conv & AC_CONV_CHANNEL);
if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) {
int sdi = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_SDI_SELECT, 0);
snd_iprintf(buffer, " SDI-Select: %d\n",
sdi & AC_SDI_SELECT);
}
}
static void print_digital_conv(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_DIGI_CONVERT_1, 0);
unsigned char digi2 = digi1 >> 8;
unsigned char digi3 = digi1 >> 16;
snd_iprintf(buffer, " Digital:");
if (digi1 & AC_DIG1_ENABLE)
snd_iprintf(buffer, " Enabled");
if (digi1 & AC_DIG1_V)
snd_iprintf(buffer, " Validity");
if (digi1 & AC_DIG1_VCFG)
snd_iprintf(buffer, " ValidityCfg");
if (digi1 & AC_DIG1_EMPHASIS)
snd_iprintf(buffer, " Preemphasis");
if (digi1 & AC_DIG1_COPYRIGHT)
snd_iprintf(buffer, " Non-Copyright");
if (digi1 & AC_DIG1_NONAUDIO)
snd_iprintf(buffer, " Non-Audio");
if (digi1 & AC_DIG1_PROFESSIONAL)
snd_iprintf(buffer, " Pro");
if (digi1 & AC_DIG1_LEVEL)
snd_iprintf(buffer, " GenLevel");
if (digi3 & AC_DIG3_KAE)
snd_iprintf(buffer, " KAE");
snd_iprintf(buffer, "\n");
snd_iprintf(buffer, " Digital category: 0x%x\n",
digi2 & AC_DIG2_CC);
snd_iprintf(buffer, " IEC Coding Type: 0x%x\n",
digi3 & AC_DIG3_ICT);
}
static const char *get_pwr_state(u32 state)
{
static const char * const buf[] = {
"D0", "D1", "D2", "D3", "D3cold"
};
if (state < ARRAY_SIZE(buf))
return buf[state];
return "UNKNOWN";
}
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 != -1)
snd_iprintf(buffer, " Power states: %s\n",
bits_names(sup, names, ARRAY_SIZE(names)));
snd_iprintf(buffer, " Power: setting=%s, actual=%s",
get_pwr_state(pwr & AC_PWRST_SETTING),
get_pwr_state((pwr & AC_PWRST_ACTUAL) >>
AC_PWRST_ACTUAL_SHIFT));
if (pwr & AC_PWRST_ERROR)
snd_iprintf(buffer, ", Error");
if (pwr & AC_PWRST_CLK_STOP_OK)
snd_iprintf(buffer, ", Clock-stop-OK");
if (pwr & AC_PWRST_SETTING_RESET)
snd_iprintf(buffer, ", Setting-reset");
snd_iprintf(buffer, "\n");
}
static void print_unsol_cap(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
int unsol = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_UNSOLICITED_RESPONSE, 0);
snd_iprintf(buffer,
" Unsolicited: tag=%02x, enabled=%d\n",
unsol & AC_UNSOL_TAG,
(unsol & AC_UNSOL_ENABLED) ? 1 : 0);
}
static void print_proc_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int proc_caps = snd_hda_param_read(codec, nid,
AC_PAR_PROC_CAP);
snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n",
proc_caps & AC_PCAP_BENIGN,
(proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT);
}
static void print_conn_list(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
unsigned int wid_type, hda_nid_t *conn,
int conn_len)
{
int c, curr = -1;
if (conn_len > 1 &&
wid_type != AC_WID_AUD_MIX &&
wid_type != AC_WID_VOL_KNB &&
wid_type != AC_WID_POWER)
curr = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_CONNECT_SEL, 0);
snd_iprintf(buffer, " Connection: %d\n", conn_len);
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");
}
}
static void print_gpio(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int gpio =
snd_hda_param_read(codec, codec->afg, AC_PAR_GPIO_CAP);
unsigned int enable, direction, wake, unsol, sticky, data;
int i, max;
snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, "
"unsolicited=%d, wake=%d\n",
gpio & AC_GPIO_IO_COUNT,
(gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT,
(gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT,
(gpio & AC_GPIO_UNSOLICITED) ? 1 : 0,
(gpio & AC_GPIO_WAKE) ? 1 : 0);
max = gpio & AC_GPIO_IO_COUNT;
if (!max || max > 8)
return;
enable = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_MASK, 0);
direction = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_DIRECTION, 0);
wake = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_WAKE_MASK, 0);
unsol = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0);
sticky = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_STICKY_MASK, 0);
data = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_GPIO_DATA, 0);
for (i = 0; i < max; ++i)
snd_iprintf(buffer,
" IO[%d]: enable=%d, dir=%d, wake=%d, "
"sticky=%d, data=%d, unsol=%d\n", i,
(enable & (1<<i)) ? 1 : 0,
(direction & (1<<i)) ? 1 : 0,
(wake & (1<<i)) ? 1 : 0,
(sticky & (1<<i)) ? 1 : 0,
(data & (1<<i)) ? 1 : 0,
(unsol & (1<<i)) ? 1 : 0);
/* FIXME: add GPO and GPI pin information */
print_nid_array(buffer, codec, nid, &codec->mixers);
print_nid_array(buffer, codec, nid, &codec->nids);
}
static void print_codec_info(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct hda_codec *codec = entry->private_data;
hda_nid_t nid;
int i, nodes;
snd_iprintf(buffer, "Codec: ");
if (codec->vendor_name && codec->chip_name)
snd_iprintf(buffer, "%s %s\n",
codec->vendor_name, codec->chip_name);
else
snd_iprintf(buffer, "Not Set\n");
snd_iprintf(buffer, "Address: %d\n", codec->addr);
if (codec->afg)
snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
codec->afg_function_id, codec->afg_unsol);
if (codec->mfg)
snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
codec->mfg_function_id, codec->mfg_unsol);
snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);
if (codec->mfg)
snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg);
else
snd_iprintf(buffer, "No Modem Function Group found\n");
if (! codec->afg)
return;
snd_hda_power_up(codec);
snd_iprintf(buffer, "Default PCM:\n");
print_pcm_caps(buffer, codec, codec->afg);
snd_iprintf(buffer, "Default Amp-In caps: ");
print_amp_caps(buffer, codec, codec->afg, HDA_INPUT);
snd_iprintf(buffer, "Default Amp-Out caps: ");
print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT);
nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
if (! nid || nodes < 0) {
snd_iprintf(buffer, "Invalid AFG subtree\n");
snd_hda_power_down(codec);
return;
}
print_gpio(buffer, codec, codec->afg);
if (codec->proc_widget_hook)
codec->proc_widget_hook(buffer, codec, codec->afg);
for (i = 0; i < nodes; i++, nid++) {
unsigned int wid_caps =
snd_hda_param_read(codec, nid,
AC_PAR_AUDIO_WIDGET_CAP);
unsigned int wid_type = get_wcaps_type(wid_caps);
hda_nid_t conn[HDA_MAX_CONNECTIONS];
int conn_len = 0;
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) {
unsigned int chans = get_wcaps_channels(wid_caps);
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");
if (wid_caps & AC_WCAP_IN_AMP)
snd_iprintf(buffer, " Amp-In");
if (wid_caps & AC_WCAP_OUT_AMP)
snd_iprintf(buffer, " Amp-Out");
if (wid_caps & AC_WCAP_STRIPE)
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");
print_nid_array(buffer, codec, nid, &codec->mixers);
print_nid_array(buffer, codec, nid, &codec->nids);
print_nid_pcms(buffer, codec, nid);
/* 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_raw_connections(codec, nid, conn,
HDA_MAX_CONNECTIONS);
if (wid_caps & AC_WCAP_IN_AMP) {
snd_iprintf(buffer, " Amp-In caps: ");
print_amp_caps(buffer, codec, nid, HDA_INPUT);
snd_iprintf(buffer, " Amp-In vals: ");
if (wid_type == AC_WID_PIN ||
(codec->single_adc_amp &&
wid_type == AC_WID_AUD_IN))
print_amp_vals(buffer, codec, nid, HDA_INPUT,
wid_caps & AC_WCAP_STEREO,
1);
else
print_amp_vals(buffer, codec, nid, HDA_INPUT,
wid_caps & AC_WCAP_STEREO,
conn_len);
}
if (wid_caps & AC_WCAP_OUT_AMP) {
snd_iprintf(buffer, " Amp-Out caps: ");
print_amp_caps(buffer, codec, nid, HDA_OUTPUT);
snd_iprintf(buffer, " Amp-Out vals: ");
if (wid_type == AC_WID_PIN &&
codec->pin_amp_workaround)
print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
wid_caps & AC_WCAP_STEREO,
conn_len);
else
print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
wid_caps & AC_WCAP_STEREO, 1);
}
switch (wid_type) {
case AC_WID_PIN: {
int supports_vref;
print_pin_caps(buffer, codec, nid, &supports_vref);
print_pin_ctls(buffer, codec, nid, supports_vref);
break;
}
case AC_WID_VOL_KNB:
print_vol_knob(buffer, codec, nid);
break;
case AC_WID_AUD_OUT:
case AC_WID_AUD_IN:
print_audio_io(buffer, codec, nid, wid_type);
if (wid_caps & AC_WCAP_DIGITAL)
print_digital_conv(buffer, codec, nid);
if (wid_caps & AC_WCAP_FORMAT_OVRD) {
snd_iprintf(buffer, " PCM:\n");
print_pcm_caps(buffer, codec, nid);
}
break;
}
if (wid_caps & AC_WCAP_UNSOL_CAP)
print_unsol_cap(buffer, codec, nid);
if (wid_caps & AC_WCAP_POWER)
print_power_state(buffer, codec, nid);
if (wid_caps & AC_WCAP_DELAY)
snd_iprintf(buffer, " Delay: %d samples\n",
(wid_caps & AC_WCAP_DELAY) >>
AC_WCAP_DELAY_SHIFT);
if (wid_caps & AC_WCAP_CONN_LIST)
print_conn_list(buffer, codec, nid, wid_type,
conn, conn_len);
if (wid_caps & AC_WCAP_PROC_WID)
print_proc_caps(buffer, codec, nid);
if (codec->proc_widget_hook)
codec->proc_widget_hook(buffer, codec, nid);
}
snd_hda_power_down(codec);
}
/*
* create a proc read
*/
int snd_hda_codec_proc_new(struct hda_codec *codec)
{
char name[32];
struct snd_info_entry *entry;
int err;
snprintf(name, sizeof(name), "codec#%d", codec->addr);
err = snd_card_proc_new(codec->bus->card, name, &entry);
if (err < 0)
return err;
snd_info_set_text_ops(entry, codec, print_codec_info);
return 0;
}
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