patch_realtek.c

linux2.6.16版本

				    struct hda_codec *codec,
				    struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream);
}

static int alc880_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
				       struct hda_codec *codec,
				       unsigned int stream_tag,
				       unsigned int format,
				       struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_prepare(codec, &spec->multiout, stream_tag,
						format, substream);
}

static int alc880_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
				       struct hda_codec *codec,
				       struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
}

/*
 * Digital out
 */
static int alc880_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
					struct hda_codec *codec,
					struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}

static int alc880_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
					 struct hda_codec *codec,
					 struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}

/*
 * Analog capture
 */
static int alc880_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
				      struct hda_codec *codec,
				      unsigned int stream_tag,
				      unsigned int format,
				      struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
				   stream_tag, 0, format);
	return 0;
}

static int alc880_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
				      struct hda_codec *codec,
				      struct snd_pcm_substream *substream)
{
	struct alc_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number], 0, 0, 0);
	return 0;
}


/*
 */
static struct hda_pcm_stream alc880_pcm_analog_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 8,
	/* NID is set in alc_build_pcms */
	.ops = {
		.open = alc880_playback_pcm_open,
		.prepare = alc880_playback_pcm_prepare,
		.cleanup = alc880_playback_pcm_cleanup
	},
};

static struct hda_pcm_stream alc880_pcm_analog_capture = {
	.substreams = 2,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in alc_build_pcms */
	.ops = {
		.prepare = alc880_capture_pcm_prepare,
		.cleanup = alc880_capture_pcm_cleanup
	},
};

static struct hda_pcm_stream alc880_pcm_digital_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in alc_build_pcms */
	.ops = {
		.open = alc880_dig_playback_pcm_open,
		.close = alc880_dig_playback_pcm_close
	},
};

static struct hda_pcm_stream alc880_pcm_digital_capture = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in alc_build_pcms */
};

static int alc_build_pcms(struct hda_codec *codec)
{
	struct alc_spec *spec = codec->spec;
	struct hda_pcm *info = spec->pcm_rec;
	int i;

	codec->num_pcms = 1;
	codec->pcm_info = info;

	info->name = spec->stream_name_analog;
	if (spec->stream_analog_playback) {
		snd_assert(spec->multiout.dac_nids, return -EINVAL);
		info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_analog_playback);
		info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dac_nids[0];
	}
	if (spec->stream_analog_capture) {
		snd_assert(spec->adc_nids, return -EINVAL);
		info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_analog_capture);
		info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->adc_nids[0];
	}

	if (spec->channel_mode) {
		info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = 0;
		for (i = 0; i < spec->num_channel_mode; i++) {
			if (spec->channel_mode[i].channels > info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max) {
				info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = spec->channel_mode[i].channels;
			}
		}
	}

	if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
		codec->num_pcms++;
		info++;
		info->name = spec->stream_name_digital;
		if (spec->multiout.dig_out_nid &&
		    spec->stream_digital_playback) {
			info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_digital_playback);
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
		}
		if (spec->dig_in_nid &&
		    spec->stream_digital_capture) {
			info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_digital_capture);
			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
		}
	}

	return 0;
}

static void alc_free(struct hda_codec *codec)
{
	struct alc_spec *spec = codec->spec;
	unsigned int i;

	if (! spec)
		return;

	if (spec->kctl_alloc) {
		for (i = 0; i < spec->num_kctl_used; i++)
			kfree(spec->kctl_alloc[i].name);
		kfree(spec->kctl_alloc);
	}
	kfree(spec);
}

/*
 */
static struct hda_codec_ops alc_patch_ops = {
	.build_controls = alc_build_controls,
	.build_pcms = alc_build_pcms,
	.init = alc_init,
	.free = alc_free,
#ifdef CONFIG_PM
	.resume = alc_resume,
#endif
};


/*
 * Test configuration for debugging
 *
 * Almost all inputs/outputs are enabled.  I/O pins can be configured via
 * enum controls.
 */
#ifdef CONFIG_SND_DEBUG
static hda_nid_t alc880_test_dac_nids[4] = {
	0x02, 0x03, 0x04, 0x05
};

static struct hda_input_mux alc880_test_capture_source = {
	.num_items = 5,
	.items = {
		{ "In-1", 0x0 },
		{ "In-2", 0x1 },
		{ "In-3", 0x2 },
		{ "In-4", 0x3 },
		{ "CD", 0x4 },
	},
};

static struct hda_channel_mode alc880_test_modes[4] = {
	{ 2, NULL },
	{ 4, NULL },
	{ 6, NULL },
	{ 8, NULL },
};

static int alc_test_pin_ctl_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	static char *texts[] = {
		"N/A", "Line Out", "HP Out",
		"In Hi-Z", "In 50%", "In Grd", "In 80%", "In 100%"
	};
	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = 8;
	if (uinfo->value.enumerated.item >= 8)
		uinfo->value.enumerated.item = 7;
	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
	return 0;
}

static int alc_test_pin_ctl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = (hda_nid_t)kcontrol->private_value;
	unsigned int pin_ctl, item = 0;

	pin_ctl = snd_hda_codec_read(codec, nid, 0,
				     AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
	if (pin_ctl & AC_PINCTL_OUT_EN) {
		if (pin_ctl & AC_PINCTL_HP_EN)
			item = 2;
		else
			item = 1;
	} else if (pin_ctl & AC_PINCTL_IN_EN) {
		switch (pin_ctl & AC_PINCTL_VREFEN) {
		case AC_PINCTL_VREF_HIZ: item = 3; break;
		case AC_PINCTL_VREF_50:  item = 4; break;
		case AC_PINCTL_VREF_GRD: item = 5; break;
		case AC_PINCTL_VREF_80:  item = 6; break;
		case AC_PINCTL_VREF_100: item = 7; break;
		}
	}
	ucontrol->value.enumerated.item[0] = item;
	return 0;
}

static int alc_test_pin_ctl_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = (hda_nid_t)kcontrol->private_value;
	static unsigned int ctls[] = {
		0, AC_PINCTL_OUT_EN, AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN,
		AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ,
		AC_PINCTL_IN_EN | AC_PINCTL_VREF_50,
		AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD,
		AC_PINCTL_IN_EN | AC_PINCTL_VREF_80,
		AC_PINCTL_IN_EN | AC_PINCTL_VREF_100,
	};
	unsigned int old_ctl, new_ctl;

	old_ctl = snd_hda_codec_read(codec, nid, 0,
				     AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
	new_ctl = ctls[ucontrol->value.enumerated.item[0]];
	if (old_ctl != new_ctl) {
		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, new_ctl);
		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
				    ucontrol->value.enumerated.item[0] >= 3 ? 0xb080 : 0xb000);
		return 1;
	}
	return 0;
}

static int alc_test_pin_src_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	static char *texts[] = {
		"Front", "Surround", "CLFE", "Side"
	};
	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = 4;
	if (uinfo->value.enumerated.item >= 4)
		uinfo->value.enumerated.item = 3;
	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
	return 0;
}

static int alc_test_pin_src_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = (hda_nid_t)kcontrol->private_value;
	unsigned int sel;

	sel = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_SEL, 0);
	ucontrol->value.enumerated.item[0] = sel & 3;
	return 0;
}

static int alc_test_pin_src_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	hda_nid_t nid = (hda_nid_t)kcontrol->private_value;
	unsigned int sel;

	sel = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_SEL, 0) & 3;
	if (ucontrol->value.enumerated.item[0] != sel) {
		sel = ucontrol->value.enumerated.item[0] & 3;
		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, sel);
		return 1;
	}
	return 0;
}

#define PIN_CTL_TEST(xname,nid) {			\
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,	\
			.name = xname,		       \
			.info = alc_test_pin_ctl_info, \
			.get = alc_test_pin_ctl_get,   \
			.put = alc_test_pin_ctl_put,   \
			.private_value = nid	       \
			}

#define PIN_SRC_TEST(xname,nid) {			\
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,	\
			.name = xname,		       \
			.info = alc_test_pin_src_info, \
			.get = alc_test_pin_src_get,   \
			.put = alc_test_pin_src_put,   \
			.private_value = nid	       \
			}

static struct snd_kcontrol_new alc880_test_mixer[] = {
	HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME("Surround Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME("CLFE Playback Volume", 0x0e, 0x0, HDA_OUTPUT),
	HDA_CODEC_VOLUME("Side Playback Volume", 0x0f, 0x0, HDA_OUTPUT),
	HDA_BIND_MUTE("Front Playback Switch", 0x0c, 2, HDA_INPUT),
	HDA_BIND_MUTE("Surround Playback Switch", 0x0d, 2, HDA_INPUT),
	HDA_BIND_MUTE("CLFE Playback Switch", 0x0e, 2, HDA_INPUT),
	HDA_BIND_MUTE("Side Playback Switch", 0x0f, 2, HDA_INPUT),
	PIN_CTL_TEST("Front Pin Mode", 0x14),
	PIN_CTL_TEST("Surround Pin Mode", 0x15),
	PIN_CTL_TEST("CLFE Pin Mode", 0x16),
	PIN_CTL_TEST("Side Pin Mode", 0x17),
	PIN_CTL_TEST("In-1 Pin Mode", 0x18),
	PIN_CTL_TEST("In-2 Pin Mode", 0x19),
	PIN_CTL_TEST("In-3 Pin Mode", 0x1a),
	PIN_CTL_TEST("In-4 Pin Mode", 0x1b),
	PIN_SRC_TEST("In-1 Pin Source", 0x18),
	PIN_SRC_TEST("In-2 Pin Source", 0x19),
	PIN_SRC_TEST("In-3 Pin Source", 0x1a),
	PIN_SRC_TEST("In-4 Pin Source", 0x1b),
	HDA_CODEC_VOLUME("In-1 Playback Volume", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("In-1 Playback Switch", 0x0b, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME("In-2 Playback Volume", 0x0b, 0x1, HDA_INPUT),
	HDA_CODEC_MUTE("In-2 Playback Switch", 0x0b, 0x1, HDA_INPUT),
	HDA_CODEC_VOLUME("In-3 Playback Volume", 0x0b, 0x2, HDA_INPUT),
	HDA_CODEC_MUTE("In-3 Playback Switch", 0x0b, 0x2, HDA_INPUT),
	HDA_CODEC_VOLUME("In-4 Playback Volume", 0x0b, 0x3, HDA_INPUT),
	HDA_CODEC_MUTE("In-4 Playback Switch", 0x0b, 0x3, HDA_INPUT),
	HDA_CODEC_VOLUME("CD Playback Volume", 0x0b, 0x4, HDA_INPUT),
	HDA_CODEC_MUTE("CD Playback Switch", 0x0b, 0x4, HDA_INPUT),
	{