ac97_patch.c

linux 内核源代码

AC97_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
AC97_ENUM("Capture Volume Steps", wm9713_enum[4]),
AC97_DOUBLE("Capture Volume", AC97_CD, 8, 0, 15, 0),
AC97_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),

AC97_ENUM("Capture to Headphone Mux", wm9713_enum[1]),
AC97_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1),
AC97_ENUM("Capture to Mono Mux", wm9713_enum[2]),
AC97_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
AC97_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
AC97_ENUM("Capture Select", wm9713_enum[3]),

AC97_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
AC97_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
AC97_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0),
AC97_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
AC97_ENUM("ALC Function", wm9713_enum[5]),
AC97_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
AC97_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
AC97_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
AC97_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
AC97_ENUM("ALC NG Type", wm9713_enum[13]),
AC97_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),

AC97_DOUBLE("Master ZC Switch", AC97_MASTER, 14, 6, 1, 0),
AC97_DOUBLE("Headphone ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
AC97_DOUBLE("Out3/4 ZC Switch", AC97_MASTER_MONO, 14, 6, 1, 0),
AC97_SINGLE("Master Right Switch", AC97_MASTER, 7, 1, 1),
AC97_SINGLE("Headphone Right Switch", AC97_HEADPHONE, 7, 1, 1),
AC97_SINGLE("Out3/4 Right Switch", AC97_MASTER_MONO, 7, 1, 1),

AC97_SINGLE("Mono In to Headphone Switch", AC97_MASTER_TONE, 15, 1, 1),
AC97_SINGLE("Mono In to Master Switch", AC97_MASTER_TONE, 14, 1, 1),
AC97_SINGLE("Mono In Volume", AC97_MASTER_TONE, 8, 31, 1),
AC97_SINGLE("Mono Switch", AC97_MASTER_TONE, 7, 1, 1),
AC97_SINGLE("Mono ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
AC97_SINGLE("Mono Volume", AC97_MASTER_TONE, 0, 31, 1),

AC97_SINGLE("PC Beep to Headphone Switch", AC97_AUX, 15, 1, 1),
AC97_SINGLE("PC Beep to Headphone Volume", AC97_AUX, 12, 7, 1),
AC97_SINGLE("PC Beep to Master Switch", AC97_AUX, 11, 1, 1),
AC97_SINGLE("PC Beep to Master Volume", AC97_AUX, 8, 7, 1),
AC97_SINGLE("PC Beep to Mono Switch", AC97_AUX, 7, 1, 1),
AC97_SINGLE("PC Beep to Mono Volume", AC97_AUX, 4, 7, 1),

AC97_SINGLE("Voice to Headphone Switch", AC97_PCM, 15, 1, 1),
AC97_SINGLE("Voice to Headphone Volume", AC97_PCM, 12, 7, 1),
AC97_SINGLE("Voice to Master Switch", AC97_PCM, 11, 1, 1),
AC97_SINGLE("Voice to Master Volume", AC97_PCM, 8, 7, 1),
AC97_SINGLE("Voice to Mono Switch", AC97_PCM, 7, 1, 1),
AC97_SINGLE("Voice to Mono Volume", AC97_PCM, 4, 7, 1),

AC97_SINGLE("Aux to Headphone Switch", AC97_REC_SEL, 15, 1, 1),
AC97_SINGLE("Aux to Headphone Volume", AC97_REC_SEL, 12, 7, 1),
AC97_SINGLE("Aux to Master Switch", AC97_REC_SEL, 11, 1, 1),
AC97_SINGLE("Aux to Master Volume", AC97_REC_SEL, 8, 7, 1),
AC97_SINGLE("Aux to Mono Switch", AC97_REC_SEL, 7, 1, 1),
AC97_SINGLE("Aux to Mono Volume", AC97_REC_SEL, 4, 7, 1),

AC97_ENUM("Mono Input Mux", wm9713_enum[6]),
AC97_ENUM("Master Input Mux", wm9713_enum[7]),
AC97_ENUM("Headphone Input Mux", wm9713_enum[8]),
AC97_ENUM("Out 3 Input Mux", wm9713_enum[9]),
AC97_ENUM("Out 4 Input Mux", wm9713_enum[10]),

AC97_ENUM("Bass Control", wm9713_enum[12]),
AC97_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
AC97_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
AC97_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
AC97_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
AC97_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
};

static const struct snd_kcontrol_new wm13_snd_ac97_controls_3d[] = {
AC97_ENUM("Inv Input Mux", wm9713_enum[11]),
AC97_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
AC97_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
AC97_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
};

static int patch_wolfson_wm9713_3d (struct snd_ac97 * ac97)
{
	int err, i;
    
	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls_3d); i++) {
		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls_3d[i], ac97))) < 0)
			return err;
	}
	return 0;
}

static int patch_wolfson_wm9713_specific(struct snd_ac97 * ac97)
{
	int err, i;
	
	for (i = 0; i < ARRAY_SIZE(wm13_snd_ac97_controls); i++) {
		if ((err = snd_ctl_add(ac97->bus->card, snd_ac97_cnew(&wm13_snd_ac97_controls[i], ac97))) < 0)
			return err;
	}
	snd_ac97_write_cache(ac97, AC97_PC_BEEP, 0x0808);
	snd_ac97_write_cache(ac97, AC97_PHONE, 0x0808);
	snd_ac97_write_cache(ac97, AC97_MIC, 0x0808);
	snd_ac97_write_cache(ac97, AC97_LINE, 0x00da);
	snd_ac97_write_cache(ac97, AC97_CD, 0x0808);
	snd_ac97_write_cache(ac97, AC97_VIDEO, 0xd612);
	snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x1ba0);
	return 0;
}

#ifdef CONFIG_PM
static void patch_wolfson_wm9713_suspend (struct snd_ac97 * ac97)
{
	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xfeff);
	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xffff);
}

static void patch_wolfson_wm9713_resume (struct snd_ac97 * ac97)
{
	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xda00);
	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0x3810);
	snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0x0);
}
#endif

static struct snd_ac97_build_ops patch_wolfson_wm9713_ops = {
	.build_specific = patch_wolfson_wm9713_specific,
	.build_3d = patch_wolfson_wm9713_3d,
#ifdef CONFIG_PM	
	.suspend = patch_wolfson_wm9713_suspend,
	.resume = patch_wolfson_wm9713_resume
#endif
};

static int patch_wolfson13(struct snd_ac97 * ac97)
{
	/* WM9713, WM9714 */
	ac97->build_ops = &patch_wolfson_wm9713_ops;

	ac97->flags |= AC97_HAS_NO_REC_GAIN | AC97_STEREO_MUTES | AC97_HAS_NO_PHONE |
		AC97_HAS_NO_PC_BEEP | AC97_HAS_NO_VIDEO | AC97_HAS_NO_CD | AC97_HAS_NO_TONE |
		AC97_HAS_NO_STD_PCM;
    	ac97->scaps &= ~AC97_SCAP_MODEM;

	snd_ac97_write_cache(ac97, AC97_EXTENDED_MID, 0xda00);
	snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0x3810);
	snd_ac97_write_cache(ac97, AC97_POWERDOWN, 0x0);

	return 0;
}

/*
 * Tritech codec
 */
static int patch_tritech_tr28028(struct snd_ac97 * ac97)
{
	snd_ac97_write_cache(ac97, 0x26, 0x0300);
	snd_ac97_write_cache(ac97, 0x26, 0x0000);
	snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x0000);
	snd_ac97_write_cache(ac97, AC97_SPDIF, 0x0000);
	return 0;
}

/*
 * Sigmatel STAC97xx codecs
 */
static int patch_sigmatel_stac9700_3d(struct snd_ac97 * ac97)
{
	struct snd_kcontrol *kctl;
	int err;

	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
		return err;
	strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
	snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
	return 0;
}

static int patch_sigmatel_stac9708_3d(struct snd_ac97 * ac97)
{
	struct snd_kcontrol *kctl;
	int err;

	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
		return err;
	strcpy(kctl->id.name, "3D Control Sigmatel - Depth");
	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 0, 3, 0);
	if ((err = snd_ctl_add(ac97->bus->card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0)
		return err;
	strcpy(kctl->id.name, "3D Control Sigmatel - Rear Depth");
	kctl->private_value = AC97_SINGLE_VALUE(AC97_3D_CONTROL, 2, 3, 0);
	snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000);
	return 0;
}

static const struct snd_kcontrol_new snd_ac97_sigmatel_4speaker =
AC97_SINGLE("Sigmatel 4-Speaker Stereo Playback Switch", AC97_SIGMATEL_DAC2INVERT, 2, 1, 0);

static const struct snd_kcontrol_new snd_ac97_sigmatel_phaseinvert =
AC97_SINGLE("Sigmatel Surround Phase Inversion Playback Switch", AC97_SIGMATEL_DAC2INVERT, 3, 1, 0);

static const struct snd_kcontrol_new snd_ac97_sigmatel_controls[] = {
AC97_SINGLE("Sigmatel DAC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 1, 1, 0),
AC97_SINGLE("Sigmatel ADC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 0, 1, 0)
};

static int patch_sigmatel_stac97xx_specific(struct snd_ac97 * ac97)
{
	int err;

	snd_ac97_write_cache(ac97, AC97_SIGMATEL_ANALOG, snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) & ~0x0003);
	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 1))
		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_controls[0], 1)) < 0)
			return err;
	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 0))
		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_controls[1], 1)) < 0)
			return err;
	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_DAC2INVERT, 2))
		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_4speaker, 1)) < 0)
			return err;
	if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_DAC2INVERT, 3))
		if ((err = patch_build_controls(ac97, &snd_ac97_sigmatel_phaseinvert, 1)) < 0)
			return err;
	return 0;
}

static struct snd_ac97_build_ops patch_sigmatel_stac9700_ops = {
	.build_3d	= patch_sigmatel_stac9700_3d,
	.build_specific	= patch_sigmatel_stac97xx_specific
};

static int patch_sigmatel_stac9700(struct snd_ac97 * ac97)
{
	ac97->build_ops = &patch_sigmatel_stac9700_ops;
	return 0;
}

static int snd_ac97_stac9708_put_bias(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
	int err;

	mutex_lock(&ac97->page_mutex);
	snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
	err = snd_ac97_update_bits(ac97, AC97_SIGMATEL_BIAS2, 0x0010,
				   (ucontrol->value.integer.value[0] & 1) << 4);
	snd_ac97_write(ac97, AC97_SIGMATEL_BIAS1, 0);
	mutex_unlock(&ac97->page_mutex);
	return err;
}

static const struct snd_kcontrol_new snd_ac97_stac9708_bias_control = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Sigmatel Output Bias Switch",
	.info = snd_ac97_info_volsw,
	.get = snd_ac97_get_volsw,
	.put = snd_ac97_stac9708_put_bias,
	.private_value = AC97_SINGLE_VALUE(AC97_SIGMATEL_BIAS2, 4, 1, 0),
};

static int patch_sigmatel_stac9708_specific(struct snd_ac97 *ac97)
{
	int err;

	/* the register bit is writable, but the function is not implemented: */
	snd_ac97_remove_ctl(ac97, "PCM Out Path & Mute", NULL);

	snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Sigmatel Surround Playback");
	if ((err = patch_build_controls(ac97, &snd_ac97_stac9708_bias_control, 1)) < 0)
		return err;
	return patch_sigmatel_stac97xx_specific(ac97);
}

static struct snd_ac97_build_ops patch_sigmatel_stac9708_ops = {
	.build_3d	= patch_sigmatel_stac9708_3d,
	.build_specific	= patch_sigmatel_stac9708_specific
};

static int patch_sigmatel_stac9708(struct snd_ac97 * ac97)
{
	unsigned int codec72, codec6c;

	ac97->build_ops = &patch_sigmatel_stac9708_ops;
	ac97->caps |= 0x10;	/* HP (sigmatel surround) support */

	codec72 = snd_ac97_read(ac97, AC97_SIGMATEL_BIAS2) & 0x8000;
	codec6c = snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG);

	if ((codec72==0) && (codec6c==0)) {
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1000);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0007);
	} else if ((codec72==0x8000) && (codec6c==0)) {
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1001);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_DAC2INVERT, 0x0008);
	} else if ((codec72==0x8000) && (codec6c==0x0080)) {
		/* nothing */
	}
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
	return 0;
}

static int patch_sigmatel_stac9721(struct snd_ac97 * ac97)
{
	ac97->build_ops = &patch_sigmatel_stac9700_ops;
	if (snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) == 0) {
		// patch for SigmaTel
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x4000);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
		snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
	}
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
	return 0;
}

static int patch_sigmatel_stac9744(struct snd_ac97 * ac97)
{
	// patch for SigmaTel
	ac97->build_ops = &patch_sigmatel_stac9700_ops;
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000);	/* is this correct? --jk */
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
	return 0;
}

static int patch_sigmatel_stac9756(struct snd_ac97 * ac97)
{
	// patch for SigmaTel
	ac97->build_ops = &patch_sigmatel_stac9700_ops;
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000);	/* is this correct? --jk */
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002);
	snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000);
	return 0;
}

static int snd_ac97_stac9758_output_jack_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	static char *texts[5] = { "Input/Disabled", "Front Output",
		"Rear Output", "Center/LFE Output", "Mixer Output" };

	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = 5;
	if (uinfo->value.enumerated.item > 4)
		uinfo->value.enumerated.item = 4;
	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
	return 0;
}

static int snd_ac97_stac9758_output_jack_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_ac97 *ac97 = snd_kcontrol_chip(kcontrol);
	int shift = kcontrol->private_value;
	unsigned short val;

	val = ac97->regs[AC97_SIGMATEL_OUTSEL] >> shift;
	if (!(val & 4))
		ucontrol->value.enumerated.item[0] = 0;
	else
		ucontrol->value.enumerated.item[0] = 1 + (val & 3);
	return 0;
}

static int snd_ac97_stac9758_output_jack_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{