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linux_dsm_epyc7002/sound/pci/hda/hda_proc.c
Thomas Gleixner d0fa1179e3 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 32 
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 18 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520170857.186505395@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:27:10 +02:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Universal Interface for Intel High Definition Audio Codec
*
* Generic proc interface
*
* Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
*/
#include <linux/init.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <linux/module.h>
#include <sound/hda_codec.h>
#include "hda_local.h"
static int dump_coef = -1;
module_param(dump_coef, int, 0644);
MODULE_PARM_DESC(dump_coef, "Dump processing coefficients in codec proc file (-1=auto, 0=disable, 1=enable)");
/* always use noncached version */
#define param_read(codec, nid, parm) \
snd_hdac_read_parm_uncached(&(codec)->core, nid, parm)
static const char *get_wid_type_name(unsigned int wid_value)
{
static const char * const 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 type;
struct hda_pcm *cpcm;
list_for_each_entry(cpcm, &codec->pcm_list_head, list) {
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 = 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);
}
/* is this a stereo widget or a stereo-to-mono mix? */
static bool is_stereo_amps(struct hda_codec *codec, hda_nid_t nid,
int dir, unsigned int wcaps, int indices)
{
hda_nid_t conn;
if (wcaps & AC_WCAP_STEREO)
return true;
/* check for a stereo-to-mono mix; it must be:
* only a single connection, only for input, and only a mixer widget
*/
if (indices != 1 || dir != HDA_INPUT ||
get_wcaps_type(wcaps) != AC_WID_AUD_MIX)
return false;
if (snd_hda_get_raw_connections(codec, nid, &conn, 1) < 0)
return false;
/* the connection source is a stereo? */
wcaps = snd_hda_param_read(codec, conn, AC_PAR_AUDIO_WIDGET_CAP);
return !!(wcaps & AC_WCAP_STEREO);
}
static void print_amp_vals(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int dir, unsigned int wcaps, int indices)
{
unsigned int val;
bool stereo;
int i;
stereo = is_stereo_amps(codec, nid, dir, wcaps, indices);
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 = param_read(codec, nid, AC_PAR_PCM);
unsigned int stream = 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 const char * const 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 const char * const 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";
}
/*
* Parse the pin default config value and returns the string of the
* jack location, e.g. "Rear", "Front", etc.
*/
static const char *get_jack_location(u32 cfg)
{
static const char * const bases[7] = {
"N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
};
static const unsigned char specials_idx[] = {
0x07, 0x08,
0x17, 0x18, 0x19,
0x37, 0x38
};
static const char * const specials[] = {
"Rear Panel", "Drive Bar",
"Riser", "HDMI", "ATAPI",
"Mobile-In", "Mobile-Out"
};
int i;
cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;
if ((cfg & 0x0f) < 7)
return bases[cfg & 0x0f];
for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {
if (cfg == specials_idx[i])
return specials[i];
}
return "UNKNOWN";
}
/*
* Parse the pin default config value and returns the string of the
* jack connectivity, i.e. external or internal connection.
*/
static const char *get_jack_connectivity(u32 cfg)
{
static const char * const jack_locations[4] = {
"Ext", "Int", "Sep", "Oth"
};
return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
}
/*
* Parse the pin default config value and returns the string of the
* jack type, i.e. the purpose of the jack, such as Line-Out or CD.
*/
static const char *get_jack_type(u32 cfg)
{
static const char * const jack_types[16] = {
"Line Out", "Speaker", "HP Out", "CD",
"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
"Line In", "Aux", "Mic", "Telephony",
"SPDIF In", "Digital In", "Reserved", "Other"
};
return jack_types[(cfg & AC_DEFCFG_DEVICE)
>> AC_DEFCFG_DEVICE_SHIFT];
}
static void print_pin_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int *supports_vref)
{
static const char * const jack_conns[4] = {
"Jack", "N/A", "Fixed", "Both"
};
unsigned int caps, val;
caps = 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->core.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],
get_jack_type(caps),
get_jack_connectivity(caps),
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 = 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 const char * const 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 = 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) {
int i;
snd_iprintf(buffer, " Power states: ");
for (i = 0; i < ARRAY_SIZE(names); i++) {
if (sup & (1U << i))
snd_iprintf(buffer, " %s", names[i]);
}
snd_iprintf(buffer, "\n");
}
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 inline bool can_dump_coef(struct hda_codec *codec)
{
switch (dump_coef) {
case 0: return false;
case 1: return true;
default: return codec->dump_coef;
}
}
static void print_proc_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int i, ncoeff, oldindex;
unsigned int proc_caps = param_read(codec, nid, AC_PAR_PROC_CAP);
ncoeff = (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT;
snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n",
proc_caps & AC_PCAP_BENIGN, ncoeff);
if (!can_dump_coef(codec))
return;
/* Note: This is racy - another process could run in parallel and change
the coef index too. */
oldindex = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_COEF_INDEX, 0);
for (i = 0; i < ncoeff; i++) {
unsigned int val;
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, i);
val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PROC_COEF,
0);
snd_iprintf(buffer, " Coeff 0x%02x: 0x%04x\n", i, val);
}
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, oldindex);
}
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;
const hda_nid_t *list;
int cache_len;
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");
}
/* Get Cache connections info */
cache_len = snd_hda_get_conn_list(codec, nid, &list);
if (cache_len >= 0 && (cache_len != conn_len ||
memcmp(list, conn, conn_len) != 0)) {
snd_iprintf(buffer, " In-driver Connection: %d\n", cache_len);
if (cache_len > 0) {
snd_iprintf(buffer, " ");
for (c = 0; c < cache_len; c++)
snd_iprintf(buffer, " 0x%02x", list[c]);
snd_iprintf(buffer, "\n");
}
}
}
static void print_gpio(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
unsigned int gpio =
param_read(codec, codec->core.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_device_list(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
int i, curr = -1;
u8 dev_list[AC_MAX_DEV_LIST_LEN];
int devlist_len;
devlist_len = snd_hda_get_devices(codec, nid, dev_list,
AC_MAX_DEV_LIST_LEN);
snd_iprintf(buffer, " Devices: %d\n", devlist_len);
if (devlist_len <= 0)
return;
curr = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_DEVICE_SEL, 0);
for (i = 0; i < devlist_len; i++) {
if (i == curr)
snd_iprintf(buffer, " *");
else
snd_iprintf(buffer, " ");
snd_iprintf(buffer,
"Dev %02d: PD = %d, ELDV = %d, IA = %d\n", i,
!!(dev_list[i] & AC_DE_PD),
!!(dev_list[i] & AC_DE_ELDV),
!!(dev_list[i] & AC_DE_IA));
}
}
static void print_codec_core_info(struct hdac_device *codec,
struct snd_info_buffer *buffer)
{
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");
}
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, fg;
int i, nodes;
print_codec_core_info(&codec->core, buffer);
fg = codec->core.afg;
if (!fg)
return;
snd_hda_power_up(codec);
snd_iprintf(buffer, "Default PCM:\n");
print_pcm_caps(buffer, codec, fg);
snd_iprintf(buffer, "Default Amp-In caps: ");
print_amp_caps(buffer, codec, fg, HDA_INPUT);
snd_iprintf(buffer, "Default Amp-Out caps: ");
print_amp_caps(buffer, codec, fg, HDA_OUTPUT);
snd_iprintf(buffer, "State of AFG node 0x%02x:\n", fg);
print_power_state(buffer, codec, fg);
nodes = snd_hda_get_sub_nodes(codec, fg, &nid);
if (! nid || nodes < 0) {
snd_iprintf(buffer, "Invalid AFG subtree\n");
snd_hda_power_down(codec);
return;
}
print_gpio(buffer, codec, fg);
if (codec->proc_widget_hook)
codec->proc_widget_hook(buffer, codec, fg);
for (i = 0; i < nodes; i++, nid++) {
unsigned int wid_caps =
param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
unsigned int wid_type = get_wcaps_type(wid_caps);
hda_nid_t *conn = NULL;
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_num_raw_conns(codec, nid);
if (conn_len > 0) {
conn = kmalloc_array(conn_len,
sizeof(hda_nid_t),
GFP_KERNEL);
if (!conn)
return;
if (snd_hda_get_raw_connections(codec, nid, conn,
conn_len) < 0)
conn_len = 0;
}
}
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, 1);
else
print_amp_vals(buffer, codec, nid, HDA_INPUT,
wid_caps, 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, conn_len);
else
print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
wid_caps, 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_type == AC_WID_PIN && codec->dp_mst)
print_device_list(buffer, codec, nid);
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);
kfree(conn);
}
snd_hda_power_down(codec);
}
/*
* create a proc read
*/
int snd_hda_codec_proc_new(struct hda_codec *codec)
{
char name[32];
snprintf(name, sizeof(name), "codec#%d", codec->core.addr);
return snd_card_ro_proc_new(codec->card, name, codec, print_codec_info);
}
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