patch_realtek.c

LINUX 2.6.17.4的源码

	hda_nid_t nid = kcontrol->private_value & 0xffff;
	unsigned char mask = (kcontrol->private_value >> 16) & 0xff;
	long val = *ucontrol->value.integer.value;
	unsigned int gpio_data = snd_hda_codec_read(codec,nid,0,AC_VERB_GET_GPIO_DATA,0x00);

	/* Set/unset the masked GPIO bit(s) as needed */
	change = (val==0?0:mask) != (gpio_data & mask);
	if (val==0)
		gpio_data &= ~mask;
	else
		gpio_data |= mask;
	snd_hda_codec_write(codec,nid,0,AC_VERB_SET_GPIO_DATA,gpio_data);

	return change;
}
#define ALC_GPIO_DATA_SWITCH(xname, nid, mask) \
	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0,  \
	  .info = alc_gpio_data_info, \
	  .get = alc_gpio_data_get, \
	  .put = alc_gpio_data_put, \
	  .private_value = nid | (mask<<16) }
#endif   /* CONFIG_SND_DEBUG */

/* A switch control to allow the enabling of the digital IO pins on the
 * ALC260.  This is incredibly simplistic; the intention of this control is
 * to provide something in the test model allowing digital outputs to be
 * identified if present.  If models are found which can utilise these
 * outputs a more complete mixer control can be devised for those models if
 * necessary.
 */
#ifdef CONFIG_SND_DEBUG
static int alc_spdif_ctrl_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
	uinfo->count = 1;
	uinfo->value.integer.min = 0;
	uinfo->value.integer.max = 1;
	return 0;
}                                
static int alc_spdif_ctrl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = kcontrol->private_value & 0xffff;
	unsigned char mask = (kcontrol->private_value >> 16) & 0xff;
	long *valp = ucontrol->value.integer.value;
	unsigned int val = snd_hda_codec_read(codec,nid,0,AC_VERB_GET_DIGI_CONVERT,0x00);

	*valp = (val & mask) != 0;
	return 0;
}
static int alc_spdif_ctrl_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	signed int change;
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = kcontrol->private_value & 0xffff;
	unsigned char mask = (kcontrol->private_value >> 16) & 0xff;
	long val = *ucontrol->value.integer.value;
	unsigned int ctrl_data = snd_hda_codec_read(codec,nid,0,AC_VERB_GET_DIGI_CONVERT,0x00);

	/* Set/unset the masked control bit(s) as needed */
	change = (val==0?0:mask) != (ctrl_data & mask);
	if (val==0)
		ctrl_data &= ~mask;
	else
		ctrl_data |= mask;
	snd_hda_codec_write(codec,nid,0,AC_VERB_SET_DIGI_CONVERT_1,ctrl_data);

	return change;
}
#define ALC_SPDIF_CTRL_SWITCH(xname, nid, mask) \
	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0,  \
	  .info = alc_spdif_ctrl_info, \
	  .get = alc_spdif_ctrl_get, \
	  .put = alc_spdif_ctrl_put, \
	  .private_value = nid | (mask<<16) }
#endif   /* CONFIG_SND_DEBUG */

/*
 * set up from the preset table
 */
static void setup_preset(struct alc_spec *spec, const struct alc_config_preset *preset)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(preset->mixers) && preset->mixers[i]; i++)
		spec->mixers[spec->num_mixers++] = preset->mixers[i];
	for (i = 0; i < ARRAY_SIZE(preset->init_verbs) && preset->init_verbs[i]; i++)
		spec->init_verbs[spec->num_init_verbs++] = preset->init_verbs[i];
	
	spec->channel_mode = preset->channel_mode;
	spec->num_channel_mode = preset->num_channel_mode;

	spec->multiout.max_channels = spec->channel_mode[0].channels;

	spec->multiout.num_dacs = preset->num_dacs;
	spec->multiout.dac_nids = preset->dac_nids;
	spec->multiout.dig_out_nid = preset->dig_out_nid;
	spec->multiout.hp_nid = preset->hp_nid;
	
	spec->num_mux_defs = preset->num_mux_defs;
	if (! spec->num_mux_defs)
		spec->num_mux_defs = 1;
	spec->input_mux = preset->input_mux;

	spec->num_adc_nids = preset->num_adc_nids;
	spec->adc_nids = preset->adc_nids;
	spec->dig_in_nid = preset->dig_in_nid;

	spec->unsol_event = preset->unsol_event;
	spec->init_hook = preset->init_hook;
}

/*
 * ALC880 3-stack model
 *
 * DAC: Front = 0x02 (0x0c), Surr = 0x05 (0x0f), CLFE = 0x04 (0x0e)
 * Pin assignment: Front = 0x14, Line-In/Surr = 0x1a, Mic/CLFE = 0x18, F-Mic = 0x1b
 *                 HP = 0x19
 */

static hda_nid_t alc880_dac_nids[4] = {
	/* front, rear, clfe, rear_surr */
	0x02, 0x05, 0x04, 0x03
};

static hda_nid_t alc880_adc_nids[3] = {
	/* ADC0-2 */
	0x07, 0x08, 0x09,
};

/* The datasheet says the node 0x07 is connected from inputs,
 * but it shows zero connection in the real implementation on some devices.
 * Note: this is a 915GAV bug, fixed on 915GLV
 */
static hda_nid_t alc880_adc_nids_alt[2] = {
	/* ADC1-2 */
	0x08, 0x09,
};

#define ALC880_DIGOUT_NID	0x06
#define ALC880_DIGIN_NID	0x0a

static struct hda_input_mux alc880_capture_source = {
	.num_items = 4,
	.items = {
		{ "Mic", 0x0 },
		{ "Front Mic", 0x3 },
		{ "Line", 0x2 },
		{ "CD", 0x4 },
	},
};

/* channel source setting (2/6 channel selection for 3-stack) */
/* 2ch mode */
static struct hda_verb alc880_threestack_ch2_init[] = {
	/* set line-in to input, mute it */
	{ 0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	{ 0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE },
	/* set mic-in to input vref 80%, mute it */
	{ 0x18, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80 },
	{ 0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE },
	{ } /* end */
};

/* 6ch mode */
static struct hda_verb alc880_threestack_ch6_init[] = {
	/* set line-in to output, unmute it */
	{ 0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	{ 0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE },
	/* set mic-in to output, unmute it */
	{ 0x18, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	{ 0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE },
	{ } /* end */
};

static struct hda_channel_mode alc880_threestack_modes[2] = {
	{ 2, alc880_threestack_ch2_init },
	{ 6, alc880_threestack_ch6_init },
};

static struct snd_kcontrol_new alc880_three_stack_mixer[] = {
	HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Front Playback Switch", 0x0c, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("Surround Playback Volume", 0x0f, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Surround Playback Switch", 0x0f, 2, HDA_INPUT),
	HDA_CODEC_VOLUME_MONO("Center Playback Volume", 0x0e, 1, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME_MONO("LFE Playback Volume", 0x0e, 2, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE_MONO("Center Playback Switch", 0x0e, 1, 2, HDA_INPUT),
	HDA_BIND_MUTE_MONO("LFE Playback Switch", 0x0e, 2, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("CD Playback Volume", 0x0b, 0x04, HDA_INPUT),
	HDA_CODEC_MUTE("CD Playback Switch", 0x0b, 0x04, HDA_INPUT),
	HDA_CODEC_VOLUME("Line Playback Volume", 0x0b, 0x02, HDA_INPUT),
	HDA_CODEC_MUTE("Line Playback Switch", 0x0b, 0x02, HDA_INPUT),
	HDA_CODEC_VOLUME("Mic Playback Volume", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("Mic Playback Switch", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME("Front Mic Playback Volume", 0x0b, 0x3, HDA_INPUT),
	HDA_CODEC_MUTE("Front Mic Playback Switch", 0x0b, 0x3, HDA_INPUT),
	HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x0b, 0x05, HDA_INPUT),
	HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x0b, 0x05, HDA_INPUT),
	HDA_CODEC_MUTE("Headphone Playback Switch", 0x19, 0x0, HDA_OUTPUT),
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Channel Mode",
		.info = alc_ch_mode_info,
		.get = alc_ch_mode_get,
		.put = alc_ch_mode_put,
	},
	{ } /* end */
};

/* capture mixer elements */
static struct snd_kcontrol_new alc880_capture_mixer[] = {
	HDA_CODEC_VOLUME("Capture Volume", 0x07, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("Capture Switch", 0x07, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x08, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x08, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME_IDX("Capture Volume", 2, 0x09, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE_IDX("Capture Switch", 2, 0x09, 0x0, HDA_INPUT),
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		/* The multiple "Capture Source" controls confuse alsamixer
		 * So call somewhat different..
		 * FIXME: the controls appear in the "playback" view!
		 */
		/* .name = "Capture Source", */
		.name = "Input Source",
		.count = 3,
		.info = alc_mux_enum_info,
		.get = alc_mux_enum_get,
		.put = alc_mux_enum_put,
	},
	{ } /* end */
};

/* capture mixer elements (in case NID 0x07 not available) */
static struct snd_kcontrol_new alc880_capture_alt_mixer[] = {
	HDA_CODEC_VOLUME("Capture Volume", 0x08, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("Capture Switch", 0x08, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x09, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x09, 0x0, HDA_INPUT),
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		/* The multiple "Capture Source" controls confuse alsamixer
		 * So call somewhat different..
		 * FIXME: the controls appear in the "playback" view!
		 */
		/* .name = "Capture Source", */
		.name = "Input Source",
		.count = 2,
		.info = alc_mux_enum_info,
		.get = alc_mux_enum_get,
		.put = alc_mux_enum_put,
	},
	{ } /* end */
};



/*
 * ALC880 5-stack model
 *
 * DAC: Front = 0x02 (0x0c), Surr = 0x05 (0x0f), CLFE = 0x04 (0x0d), Side = 0x02 (0xd)
 * Pin assignment: Front = 0x14, Surr = 0x17, CLFE = 0x16
 *                 Line-In/Side = 0x1a, Mic = 0x18, F-Mic = 0x1b, HP = 0x19
 */

/* additional mixers to alc880_three_stack_mixer */
static struct snd_kcontrol_new alc880_five_stack_mixer[] = {
	HDA_CODEC_VOLUME("Side Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Side Playback Switch", 0x0d, 2, HDA_INPUT),
	{ } /* end */
};

/* channel source setting (6/8 channel selection for 5-stack) */
/* 6ch mode */
static struct hda_verb alc880_fivestack_ch6_init[] = {
	/* set line-in to input, mute it */
	{ 0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN },
	{ 0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE },
	{ } /* end */
};

/* 8ch mode */
static struct hda_verb alc880_fivestack_ch8_init[] = {
	/* set line-in to output, unmute it */
	{ 0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
	{ 0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE },
	{ } /* end */
};

static struct hda_channel_mode alc880_fivestack_modes[2] = {
	{ 6, alc880_fivestack_ch6_init },
	{ 8, alc880_fivestack_ch8_init },
};


/*
 * ALC880 6-stack model
 *
 * DAC: Front = 0x02 (0x0c), Surr = 0x03 (0x0d), CLFE = 0x04 (0x0e), Side = 0x05 (0x0f)
 * Pin assignment: Front = 0x14, Surr = 0x15, CLFE = 0x16, Side = 0x17,
 *   Mic = 0x18, F-Mic = 0x19, Line = 0x1a, HP = 0x1b
 */

static hda_nid_t alc880_6st_dac_nids[4] = {
	/* front, rear, clfe, rear_surr */
	0x02, 0x03, 0x04, 0x05
};	

static struct hda_input_mux alc880_6stack_capture_source = {
	.num_items = 4,
	.items = {
		{ "Mic", 0x0 },
		{ "Front Mic", 0x1 },
		{ "Line", 0x2 },
		{ "CD", 0x4 },
	},
};

/* fixed 8-channels */
static struct hda_channel_mode alc880_sixstack_modes[1] = {
	{ 8, NULL },
};

static struct snd_kcontrol_new alc880_six_stack_mixer[] = {
	HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Front Playback Switch", 0x0c, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("Surround Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Surround Playback Switch", 0x0d, 2, HDA_INPUT),
	HDA_CODEC_VOLUME_MONO("Center Playback Volume", 0x0e, 1, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME_MONO("LFE Playback Volume", 0x0e, 2, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE_MONO("Center Playback Switch", 0x0e, 1, 2, HDA_INPUT),
	HDA_BIND_MUTE_MONO("LFE Playback Switch", 0x0e, 2, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("Side Playback Volume", 0x0f, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Side Playback Switch", 0x0f, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("CD Playback Volume", 0x0b, 0x04, HDA_INPUT),
	HDA_CODEC_MUTE("CD Playback Switch", 0x0b, 0x04, HDA_INPUT),
	HDA_CODEC_VOLUME("Line Playback Volume", 0x0b, 0x02, HDA_INPUT),
	HDA_CODEC_MUTE("Line Playback Switch", 0x0b, 0x02, HDA_INPUT),
	HDA_CODEC_VOLUME("Mic Playback Volume", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("Mic Playback Switch", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME("Front Mic Playback Volume", 0x0b, 0x1, HDA_INPUT),
	HDA_CODEC_MUTE("Front Mic Playback Switch", 0x0b, 0x1, HDA_INPUT),
	HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x0b, 0x05, HDA_INPUT),
	HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x0b, 0x05, HDA_INPUT),
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Channel Mode",
		.info = alc_ch_mode_info,
		.get = alc_ch_mode_get,
		.put = alc_ch_mode_put,
	},
	{ } /* end */
};


/*
 * ALC880 W810 model
 *
 * W810 has rear IO for:
 * Front (DAC 02)
 * Surround (DAC 03)
 * Center/LFE (DAC 04)
 * Digital out (06)
 *
 * The system also has a pair of internal speakers, and a headphone jack.
 * These are both connected to Line2 on the codec, hence to DAC 02.
 * 
 * There is a variable resistor to control the speaker or headphone
 * volume. This is a hardware-only device without a software API.
 *
 * Plugging headphones in will disable the internal speakers. This is
 * implemented in hardware, not via the driver using jack sense. In
 * a similar fashion, plugging into the rear socket marked "front" will
 * disable both the speakers and headphones.
 *
 * For input, there's a microphone jack, and an "audio in" jack.
 * These may not do anything useful with this driver yet, because I
 * haven't setup any initialization verbs for these yet...
 */

static hda_nid_t alc880_w810_dac_nids[3] = {
	/* front, rear/surround, clfe */
	0x02, 0x03, 0x04
};

/* fixed 6 channels */
static struct hda_channel_mode alc880_w810_modes[1] = {
	{ 6, NULL }
};

/* Pin assignment: Front = 0x14, Surr = 0x15, CLFE = 0x16, HP = 0x1b */
static struct snd_kcontrol_new alc880_w810_base_mixer[] = {
	HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Front Playback Switch", 0x0c, 2, HDA_INPUT),
	HDA_CODEC_VOLUME("Surround Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Surround Playback Switch", 0x0d, 2, HDA_INPUT),
	HDA_CODEC_VOLUME_MONO("Center Playback Volume", 0x0e, 1, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME_MONO("LFE Playback Volume", 0x0e, 2, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE_MONO("Center Playback Switch", 0x0e, 1, 2, HDA_INPUT),
	HDA_BIND_MUTE_MONO("LFE Playback Switch", 0x0e, 2, 2, HDA_INPUT),
	HDA_CODEC_MUTE("Headphone Playback Switch", 0x1b, 0x0, HDA_OUTPUT),
	{ } /* end */