Blame hda-verb/hda-verb.c

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/*
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 * Accessing HD-audio verbs via hwdep interface
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 * Version 0.3
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 *
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 * Copyright (c) 2008 Takashi Iwai <tiwai@suse.de>
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 *
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 * Licensed under GPL v2 or later.
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/fcntl.h>
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#include <stdint.h>
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typedef uint8_t u8;
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typedef uint16_t u16;
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typedef uint32_t u32;
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typedef uint64_t u64;
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#include "hda_hwdep.h"
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#define AC_VERB_GET_STREAM_FORMAT		0x0a00
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#define AC_VERB_GET_AMP_GAIN_MUTE		0x0b00
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#define AC_VERB_GET_PROC_COEF			0x0c00
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#define AC_VERB_GET_COEF_INDEX			0x0d00
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#define AC_VERB_PARAMETERS			0x0f00
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#define AC_VERB_GET_CONNECT_SEL			0x0f01
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#define AC_VERB_GET_CONNECT_LIST		0x0f02
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#define AC_VERB_GET_PROC_STATE			0x0f03
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#define AC_VERB_GET_SDI_SELECT			0x0f04
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#define AC_VERB_GET_POWER_STATE			0x0f05
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#define AC_VERB_GET_CONV			0x0f06
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#define AC_VERB_GET_PIN_WIDGET_CONTROL		0x0f07
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#define AC_VERB_GET_UNSOLICITED_RESPONSE	0x0f08
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#define AC_VERB_GET_PIN_SENSE			0x0f09
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#define AC_VERB_GET_BEEP_CONTROL		0x0f0a
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#define AC_VERB_GET_EAPD_BTLENABLE		0x0f0c
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#define AC_VERB_GET_DIGI_CONVERT_1		0x0f0d
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#define AC_VERB_GET_DIGI_CONVERT_2		0x0f0e
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#define AC_VERB_GET_VOLUME_KNOB_CONTROL		0x0f0f
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#define AC_VERB_GET_GPIO_DATA			0x0f15
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#define AC_VERB_GET_GPIO_MASK			0x0f16
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#define AC_VERB_GET_GPIO_DIRECTION		0x0f17
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#define AC_VERB_GET_GPIO_WAKE_MASK		0x0f18
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#define AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK	0x0f19
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#define AC_VERB_GET_GPIO_STICKY_MASK		0x0f1a
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#define AC_VERB_GET_CONFIG_DEFAULT		0x0f1c
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#define AC_VERB_GET_SUBSYSTEM_ID		0x0f20
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#define AC_VERB_SET_STREAM_FORMAT		0x200
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#define AC_VERB_SET_AMP_GAIN_MUTE		0x300
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#define AC_VERB_SET_PROC_COEF			0x400
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#define AC_VERB_SET_COEF_INDEX			0x500
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#define AC_VERB_SET_CONNECT_SEL			0x701
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#define AC_VERB_SET_PROC_STATE			0x703
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#define AC_VERB_SET_SDI_SELECT			0x704
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#define AC_VERB_SET_POWER_STATE			0x705
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#define AC_VERB_SET_CHANNEL_STREAMID		0x706
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#define AC_VERB_SET_PIN_WIDGET_CONTROL		0x707
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#define AC_VERB_SET_UNSOLICITED_ENABLE		0x708
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#define AC_VERB_SET_PIN_SENSE			0x709
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#define AC_VERB_SET_BEEP_CONTROL		0x70a
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#define AC_VERB_SET_EAPD_BTLENABLE		0x70c
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#define AC_VERB_SET_DIGI_CONVERT_1		0x70d
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#define AC_VERB_SET_DIGI_CONVERT_2		0x70e
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#define AC_VERB_SET_VOLUME_KNOB_CONTROL		0x70f
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#define AC_VERB_SET_GPIO_DATA			0x715
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#define AC_VERB_SET_GPIO_MASK			0x716
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#define AC_VERB_SET_GPIO_DIRECTION		0x717
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#define AC_VERB_SET_GPIO_WAKE_MASK		0x718
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#define AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK	0x719
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#define AC_VERB_SET_GPIO_STICKY_MASK		0x71a
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#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_0	0x71c
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#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_1	0x71d
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#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_2	0x71e
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#define AC_VERB_SET_CONFIG_DEFAULT_BYTES_3	0x71f
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#define AC_VERB_SET_CODEC_RESET			0x7ff
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#define AC_PAR_VENDOR_ID		0x00
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#define AC_PAR_SUBSYSTEM_ID		0x01
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#define AC_PAR_REV_ID			0x02
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#define AC_PAR_NODE_COUNT		0x04
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#define AC_PAR_FUNCTION_TYPE		0x05
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#define AC_PAR_AUDIO_FG_CAP		0x08
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#define AC_PAR_AUDIO_WIDGET_CAP		0x09
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#define AC_PAR_PCM			0x0a
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#define AC_PAR_STREAM			0x0b
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#define AC_PAR_PIN_CAP			0x0c
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#define AC_PAR_AMP_IN_CAP		0x0d
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#define AC_PAR_CONNLIST_LEN		0x0e
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#define AC_PAR_POWER_STATE		0x0f
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#define AC_PAR_PROC_CAP			0x10
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#define AC_PAR_GPIO_CAP			0x11
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#define AC_PAR_AMP_OUT_CAP		0x12
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#define AC_PAR_VOL_KNB_CAP		0x13
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/*
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 */
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#define VERBSTR(x)	{ .val = AC_VERB_##x, .str = #x }
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#define PARMSTR(x)	{ .val = AC_PAR_##x, .str = #x }
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struct strtbl {
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	int val;
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	const char *str;
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};
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static struct strtbl hda_verbs[] = {
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	VERBSTR(GET_STREAM_FORMAT),
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	VERBSTR(GET_AMP_GAIN_MUTE),
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	VERBSTR(GET_PROC_COEF),
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	VERBSTR(GET_COEF_INDEX),
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	VERBSTR(PARAMETERS),
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	VERBSTR(GET_CONNECT_SEL),
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	VERBSTR(GET_CONNECT_LIST),
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	VERBSTR(GET_PROC_STATE),
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	VERBSTR(GET_SDI_SELECT),
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	VERBSTR(GET_POWER_STATE),
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	VERBSTR(GET_CONV),
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	VERBSTR(GET_PIN_WIDGET_CONTROL),
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	VERBSTR(GET_UNSOLICITED_RESPONSE),
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	VERBSTR(GET_PIN_SENSE),
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	VERBSTR(GET_BEEP_CONTROL),
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	VERBSTR(GET_EAPD_BTLENABLE),
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	VERBSTR(GET_DIGI_CONVERT_1),
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	VERBSTR(GET_DIGI_CONVERT_2),
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	VERBSTR(GET_VOLUME_KNOB_CONTROL),
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	VERBSTR(GET_GPIO_DATA),
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	VERBSTR(GET_GPIO_MASK),
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	VERBSTR(GET_GPIO_DIRECTION),
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	VERBSTR(GET_GPIO_WAKE_MASK),
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	VERBSTR(GET_GPIO_UNSOLICITED_RSP_MASK),
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	VERBSTR(GET_GPIO_STICKY_MASK),
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	VERBSTR(GET_CONFIG_DEFAULT),
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	VERBSTR(GET_SUBSYSTEM_ID),
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	VERBSTR(SET_STREAM_FORMAT),
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	VERBSTR(SET_AMP_GAIN_MUTE),
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	VERBSTR(SET_PROC_COEF),
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	VERBSTR(SET_COEF_INDEX),
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	VERBSTR(SET_CONNECT_SEL),
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	VERBSTR(SET_PROC_STATE),
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	VERBSTR(SET_SDI_SELECT),
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	VERBSTR(SET_POWER_STATE),
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	VERBSTR(SET_CHANNEL_STREAMID),
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	VERBSTR(SET_PIN_WIDGET_CONTROL),
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	VERBSTR(SET_UNSOLICITED_ENABLE),
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	VERBSTR(SET_PIN_SENSE),
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	VERBSTR(SET_BEEP_CONTROL),
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	VERBSTR(SET_EAPD_BTLENABLE),
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	VERBSTR(SET_DIGI_CONVERT_1),
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	VERBSTR(SET_DIGI_CONVERT_2),
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	VERBSTR(SET_VOLUME_KNOB_CONTROL),
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	VERBSTR(SET_GPIO_DATA),
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	VERBSTR(SET_GPIO_MASK),
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	VERBSTR(SET_GPIO_DIRECTION),
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	VERBSTR(SET_GPIO_WAKE_MASK),
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	VERBSTR(SET_GPIO_UNSOLICITED_RSP_MASK),
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	VERBSTR(SET_GPIO_STICKY_MASK),
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	VERBSTR(SET_CONFIG_DEFAULT_BYTES_0),
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	VERBSTR(SET_CONFIG_DEFAULT_BYTES_1),
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	VERBSTR(SET_CONFIG_DEFAULT_BYTES_2),
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	VERBSTR(SET_CONFIG_DEFAULT_BYTES_3),
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	VERBSTR(SET_CODEC_RESET),
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	{ }, /* end */
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};
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static struct strtbl hda_params[] = {
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	PARMSTR(VENDOR_ID),
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	PARMSTR(SUBSYSTEM_ID),
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	PARMSTR(REV_ID),
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	PARMSTR(NODE_COUNT),
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	PARMSTR(FUNCTION_TYPE),
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	PARMSTR(AUDIO_FG_CAP),
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	PARMSTR(AUDIO_WIDGET_CAP),
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	PARMSTR(PCM),
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	PARMSTR(STREAM),
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	PARMSTR(PIN_CAP),
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	PARMSTR(AMP_IN_CAP),
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	PARMSTR(CONNLIST_LEN),
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	PARMSTR(POWER_STATE),
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	PARMSTR(PROC_CAP),
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	PARMSTR(GPIO_CAP),
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	PARMSTR(AMP_OUT_CAP),
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	PARMSTR(VOL_KNB_CAP),
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	{ }, /* end */
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};
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static void list_keys(struct strtbl *tbl, int one_per_line)
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{
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	int c = 0;
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	for (; tbl->str; tbl++) {
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		int len = strlen(tbl->str) + 2;
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		if (!one_per_line && c + len >= 80) {
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			fprintf(stderr, "\n");
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			c = 0;
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		}
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		if (one_per_line)
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			fprintf(stderr, "  %s\n", tbl->str);
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		else if (!c)
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			fprintf(stderr, "  %s", tbl->str);
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		else
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			fprintf(stderr, ", %s", tbl->str);
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		c += 2 + len;
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	}
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	if (!one_per_line)
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		fprintf(stderr, "\n");
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}
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/* look up a value from the given string table */
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static int lookup_str(struct strtbl *tbl, const char *str)
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{
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	struct strtbl *p, *found;
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	int len = strlen(str);
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	found = NULL;
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	for (p = tbl; p->str; p++) {
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		if (!strncmp(str, p->str, len)) {
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			if (found) {
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				fprintf(stderr, "No unique key '%s'\n", str);
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				return -1;
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			}
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			found = p;
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		}
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	}
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	if (!found) {
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		fprintf(stderr, "No key matching with '%s'\n", str);
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		return -1;
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	}
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	return found->val;
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}
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/* convert a string to upper letters */
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static void strtoupper(char *str)
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{
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	for (; *str; str++)
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		*str = toupper(*str);
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}
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static void usage(void)
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{
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	fprintf(stderr, "usage: hda-verb [option] hwdep-device nid verb param\n");
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	fprintf(stderr, "   -l      List known verbs and parameters\n");
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	fprintf(stderr, "   -L      List known verbs and parameters (one per line)\n");
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}
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static void list_verbs(int one_per_line)
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{
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	fprintf(stderr, "known verbs:\n");
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	list_keys(hda_verbs, one_per_line);
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	fprintf(stderr, "known parameters:\n");
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	list_keys(hda_params, one_per_line);
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}
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int main(int argc, char **argv)
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{
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	int version;
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	int fd;
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	int nid, verb, param;
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	int c;
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	struct hda_verb_ioctl val;
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	char **p;
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	while ((c = getopt(argc, argv, "lL")) >= 0) {
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		switch (c) {
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		case 'l':
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			list_verbs(0);
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			return 0;
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		case 'L':
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			list_verbs(1);
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			return 0;
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		default:
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			usage();
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			return 1;
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		}
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	}
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	if (argc - optind < 4) {
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		usage();
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		return 1;
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	}
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	p = argv + optind;
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	fd = open(*p, O_RDWR);
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	if (fd < 0) {
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		perror("open");
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		return 1;
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	}
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	version = 0;
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	if (ioctl(fd, HDA_IOCTL_PVERSION, &version) < 0) {
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		perror("ioctl(PVERSION)");
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		fprintf(stderr, "Looks like an invalid hwdep device...\n");
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		return 1;
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	}
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	if (version < HDA_HWDEP_VERSION) {
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		fprintf(stderr, "Invalid version number 0x%x\n", version);
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		fprintf(stderr, "Looks like an invalid hwdep device...\n");
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		return 1;
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	}
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	p++;
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	nid = strtol(*p, NULL, 0);
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	if (nid < 0 || nid > 0xff) {
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		fprintf(stderr, "invalid nid %s\n", *p);
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		return 1;
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	}
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	p++;
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	if (!isdigit(**p)) {
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		strtoupper(*p);
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		verb = lookup_str(hda_verbs, *p);
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		if (verb < 0)
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			return 1;
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	} else {
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		verb = strtol(*p, NULL, 0);
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		if (verb < 0 || verb > 0xfff) {
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			fprintf(stderr, "invalid verb %s\n", *p);
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			return 1;
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		}
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	}
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	p++;
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	if (!isdigit(**p)) {
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		strtoupper(*p);
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		param = lookup_str(hda_params, *p);
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		if (param < 0)
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			return 1;
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	} else {
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		param = strtol(*p, NULL, 0);
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		if (param < 0 || param > 0xffff) {
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			fprintf(stderr, "invalid param %s\n", *p);
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			return 1;
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		}
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	}
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	fprintf(stderr, "nid = 0x%x, verb = 0x%x, param = 0x%x\n",
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		nid, verb, param);
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	val.verb = HDA_VERB(nid, verb, param);
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	if (ioctl(fd, HDA_IOCTL_VERB_WRITE, &val) < 0)
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		perror("ioctl");
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	printf("value = 0x%x\n", val.res);
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	close(fd);
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	return 0;
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}