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hda-verb.c
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hda-verb.c
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/*
* Accessing HD-audio verbs via hwdep interface
* Version 0.3
*
* Copyright (c) 2008 Takashi Iwai <tiwai@suse.de>
*
* Licensed under GPL v2 or later.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/fcntl.h>
#include <stdint.h>
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
#include "hda_hwdep.h"
#define AC_VERB_GET_STREAM_FORMAT 0x0a00
#define AC_VERB_GET_AMP_GAIN_MUTE 0x0b00
#define AC_VERB_GET_PROC_COEF 0x0c00
#define AC_VERB_GET_COEF_INDEX 0x0d00
#define AC_VERB_PARAMETERS 0x0f00
#define AC_VERB_GET_CONNECT_SEL 0x0f01
#define AC_VERB_GET_CONNECT_LIST 0x0f02
#define AC_VERB_GET_PROC_STATE 0x0f03
#define AC_VERB_GET_SDI_SELECT 0x0f04
#define AC_VERB_GET_POWER_STATE 0x0f05
#define AC_VERB_GET_CONV 0x0f06
#define AC_VERB_GET_PIN_WIDGET_CONTROL 0x0f07
#define AC_VERB_GET_UNSOLICITED_RESPONSE 0x0f08
#define AC_VERB_GET_PIN_SENSE 0x0f09
#define AC_VERB_GET_BEEP_CONTROL 0x0f0a
#define AC_VERB_GET_EAPD_BTLENABLE 0x0f0c
#define AC_VERB_GET_DIGI_CONVERT_1 0x0f0d
#define AC_VERB_GET_DIGI_CONVERT_2 0x0f0e
#define AC_VERB_GET_VOLUME_KNOB_CONTROL 0x0f0f
#define AC_VERB_GET_GPIO_DATA 0x0f15
#define AC_VERB_GET_GPIO_MASK 0x0f16
#define AC_VERB_GET_GPIO_DIRECTION 0x0f17
#define AC_VERB_GET_GPIO_WAKE_MASK 0x0f18
#define AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK 0x0f19
#define AC_VERB_GET_GPIO_STICKY_MASK 0x0f1a
#define AC_VERB_GET_CONFIG_DEFAULT 0x0f1c
#define AC_VERB_GET_SUBSYSTEM_ID 0x0f20
#define AC_VERB_SET_STREAM_FORMAT 0x200
#define AC_VERB_SET_AMP_GAIN_MUTE 0x300
#define AC_VERB_SET_PROC_COEF 0x400
#define AC_VERB_SET_COEF_INDEX 0x500
#define AC_VERB_SET_CONNECT_SEL 0x701
#define AC_VERB_SET_PROC_STATE 0x703
#define AC_VERB_SET_SDI_SELECT 0x704
#define AC_VERB_SET_POWER_STATE 0x705
#define AC_VERB_SET_CHANNEL_STREAMID 0x706
#define AC_VERB_SET_PIN_WIDGET_CONTROL 0x707
#define AC_VERB_SET_UNSOLICITED_ENABLE 0x708
#define AC_VERB_SET_PIN_SENSE 0x709
#define AC_VERB_SET_BEEP_CONTROL 0x70a
#define AC_VERB_SET_EAPD_BTLENABLE 0x70c
#define AC_VERB_SET_DIGI_CONVERT_1 0x70d
#define AC_VERB_SET_DIGI_CONVERT_2 0x70e
#define AC_VERB_SET_VOLUME_KNOB_CONTROL 0x70f
#define AC_VERB_SET_GPIO_DATA 0x715
#define AC_VERB_SET_GPIO_MASK 0x716
#define AC_VERB_SET_GPIO_DIRECTION 0x717
#define AC_VERB_SET_GPIO_WAKE_MASK 0x718
#define AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK 0x719
#define AC_VERB_SET_GPIO_STICKY_MASK 0x71a
#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_0 0x71c
#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_1 0x71d
#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_2 0x71e
#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_3 0x71f
#define AC_VERB_SET_CODEC_RESET 0x7ff
#define AC_PAR_VENDOR_ID 0x00
#define AC_PAR_SUBSYSTEM_ID 0x01
#define AC_PAR_REV_ID 0x02
#define AC_PAR_NODE_COUNT 0x04
#define AC_PAR_FUNCTION_TYPE 0x05
#define AC_PAR_AUDIO_FG_CAP 0x08
#define AC_PAR_AUDIO_WIDGET_CAP 0x09
#define AC_PAR_PCM 0x0a
#define AC_PAR_STREAM 0x0b
#define AC_PAR_PIN_CAP 0x0c
#define AC_PAR_AMP_IN_CAP 0x0d
#define AC_PAR_CONNLIST_LEN 0x0e
#define AC_PAR_POWER_STATE 0x0f
#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
/*
*/
#define VERBSTR(x) { .val = AC_VERB_##x, .str = #x }
#define PARMSTR(x) { .val = AC_PAR_##x, .str = #x }
struct strtbl {
int val;
const char *str;
};
static struct strtbl hda_verbs[] = {
VERBSTR(GET_STREAM_FORMAT),
VERBSTR(GET_AMP_GAIN_MUTE),
VERBSTR(GET_PROC_COEF),
VERBSTR(GET_COEF_INDEX),
VERBSTR(PARAMETERS),
VERBSTR(GET_CONNECT_SEL),
VERBSTR(GET_CONNECT_LIST),
VERBSTR(GET_PROC_STATE),
VERBSTR(GET_SDI_SELECT),
VERBSTR(GET_POWER_STATE),
VERBSTR(GET_CONV),
VERBSTR(GET_PIN_WIDGET_CONTROL),
VERBSTR(GET_UNSOLICITED_RESPONSE),
VERBSTR(GET_PIN_SENSE),
VERBSTR(GET_BEEP_CONTROL),
VERBSTR(GET_EAPD_BTLENABLE),
VERBSTR(GET_DIGI_CONVERT_1),
VERBSTR(GET_DIGI_CONVERT_2),
VERBSTR(GET_VOLUME_KNOB_CONTROL),
VERBSTR(GET_GPIO_DATA),
VERBSTR(GET_GPIO_MASK),
VERBSTR(GET_GPIO_DIRECTION),
VERBSTR(GET_GPIO_WAKE_MASK),
VERBSTR(GET_GPIO_UNSOLICITED_RSP_MASK),
VERBSTR(GET_GPIO_STICKY_MASK),
VERBSTR(GET_CONFIG_DEFAULT),
VERBSTR(GET_SUBSYSTEM_ID),
VERBSTR(SET_STREAM_FORMAT),
VERBSTR(SET_AMP_GAIN_MUTE),
VERBSTR(SET_PROC_COEF),
VERBSTR(SET_COEF_INDEX),
VERBSTR(SET_CONNECT_SEL),
VERBSTR(SET_PROC_STATE),
VERBSTR(SET_SDI_SELECT),
VERBSTR(SET_POWER_STATE),
VERBSTR(SET_CHANNEL_STREAMID),
VERBSTR(SET_PIN_WIDGET_CONTROL),
VERBSTR(SET_UNSOLICITED_ENABLE),
VERBSTR(SET_PIN_SENSE),
VERBSTR(SET_BEEP_CONTROL),
VERBSTR(SET_EAPD_BTLENABLE),
VERBSTR(SET_DIGI_CONVERT_1),
VERBSTR(SET_DIGI_CONVERT_2),
VERBSTR(SET_VOLUME_KNOB_CONTROL),
VERBSTR(SET_GPIO_DATA),
VERBSTR(SET_GPIO_MASK),
VERBSTR(SET_GPIO_DIRECTION),
VERBSTR(SET_GPIO_WAKE_MASK),
VERBSTR(SET_GPIO_UNSOLICITED_RSP_MASK),
VERBSTR(SET_GPIO_STICKY_MASK),
VERBSTR(SET_CONFIG_DEFAULT_BYTES_0),
VERBSTR(SET_CONFIG_DEFAULT_BYTES_1),
VERBSTR(SET_CONFIG_DEFAULT_BYTES_2),
VERBSTR(SET_CONFIG_DEFAULT_BYTES_3),
VERBSTR(SET_CODEC_RESET),
{ }, /* end */
};
static struct strtbl hda_params[] = {
PARMSTR(VENDOR_ID),
PARMSTR(SUBSYSTEM_ID),
PARMSTR(REV_ID),
PARMSTR(NODE_COUNT),
PARMSTR(FUNCTION_TYPE),
PARMSTR(AUDIO_FG_CAP),
PARMSTR(AUDIO_WIDGET_CAP),
PARMSTR(PCM),
PARMSTR(STREAM),
PARMSTR(PIN_CAP),
PARMSTR(AMP_IN_CAP),
PARMSTR(CONNLIST_LEN),
PARMSTR(POWER_STATE),
PARMSTR(PROC_CAP),
PARMSTR(GPIO_CAP),
PARMSTR(AMP_OUT_CAP),
PARMSTR(VOL_KNB_CAP),
{ }, /* end */
};
static void list_keys(struct strtbl *tbl, int one_per_line)
{
int c = 0;
for (; tbl->str; tbl++) {
int len = strlen(tbl->str) + 2;
if (!one_per_line && c + len >= 80) {
fprintf(stderr, "\n");
c = 0;
}
if (one_per_line)
fprintf(stderr, " %s\n", tbl->str);
else if (!c)
fprintf(stderr, " %s", tbl->str);
else
fprintf(stderr, ", %s", tbl->str);
c += 2 + len;
}
if (!one_per_line)
fprintf(stderr, "\n");
}
/* look up a value from the given string table */
static int lookup_str(struct strtbl *tbl, const char *str)
{
struct strtbl *p, *found;
int len = strlen(str);
found = NULL;
for (p = tbl; p->str; p++) {
if (!strncmp(str, p->str, len)) {
if (found) {
fprintf(stderr, "No unique key '%s'\n", str);
return -1;
}
found = p;
}
}
if (!found) {
fprintf(stderr, "No key matching with '%s'\n", str);
return -1;
}
return found->val;
}
/* convert a string to upper letters */
static void strtoupper(char *str)
{
for (; *str; str++)
*str = toupper(*str);
}
static void usage(void)
{
fprintf(stderr, "usage: hda-verb [option] hwdep-device nid verb param\n");
fprintf(stderr, " -l List known verbs and parameters\n");
fprintf(stderr, " -L List known verbs and parameters (one per line)\n");
}
static void list_verbs(int one_per_line)
{
fprintf(stderr, "known verbs:\n");
list_keys(hda_verbs, one_per_line);
fprintf(stderr, "known parameters:\n");
list_keys(hda_params, one_per_line);
}
int main(int argc, char **argv)
{
int version;
int fd;
int nid, verb, param;
int c;
struct hda_verb_ioctl val;
char **p;
while ((c = getopt(argc, argv, "lL")) >= 0) {
switch (c) {
case 'l':
list_verbs(0);
return 0;
case 'L':
list_verbs(1);
return 0;
default:
usage();
return 1;
}
}
if (argc - optind < 4) {
usage();
return 1;
}
p = argv + optind;
fd = open(*p, O_RDWR);
if (fd < 0) {
perror("open");
return 1;
}
version = 0;
if (ioctl(fd, HDA_IOCTL_PVERSION, &version) < 0) {
perror("ioctl(PVERSION)");
fprintf(stderr, "Looks like an invalid hwdep device...\n");
return 1;
}
if (version < HDA_HWDEP_VERSION) {
fprintf(stderr, "Invalid version number 0x%x\n", version);
fprintf(stderr, "Looks like an invalid hwdep device...\n");
return 1;
}
p++;
nid = strtol(*p, NULL, 0);
if (nid < 0 || nid > 0xff) {
fprintf(stderr, "invalid nid %s\n", *p);
return 1;
}
p++;
if (!isdigit(**p)) {
strtoupper(*p);
verb = lookup_str(hda_verbs, *p);
if (verb < 0)
return 1;
} else {
verb = strtol(*p, NULL, 0);
if (verb < 0 || verb > 0xfff) {
fprintf(stderr, "invalid verb %s\n", *p);
return 1;
}
}
p++;
if (!isdigit(**p)) {
strtoupper(*p);
param = lookup_str(hda_params, *p);
if (param < 0)
return 1;
} else {
param = strtol(*p, NULL, 0);
if (param < 0 || param > 0xffff) {
fprintf(stderr, "invalid param %s\n", *p);
return 1;
}
}
fprintf(stderr, "nid = 0x%x, verb = 0x%x, param = 0x%x\n",
nid, verb, param);
val.verb = HDA_VERB(nid, verb, param);
if (ioctl(fd, HDA_IOCTL_VERB_WRITE, &val) < 0)
perror("ioctl");
printf("value = 0x%x\n", val.res);
close(fd);
return 0;
}