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Commit a3601560 authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Jaroslav Kysela
Browse files

[ALSA] oxygen: add front panel controls 



Add mixer controls for the front panel AC97 codec.

Signed-off-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent 1e821dd2

sound/pci/oxygen/oxygen.h

+1 −1
Original line number Diff line number Diff line
@@ -86,7 +86,7 @@ struct oxygen_model { 
			       struct snd_pcm_hw_params *params);

	void (*update_dac_volume)(struct oxygen *chip);

	void (*update_dac_mute)(struct oxygen *chip);

	void (*ac97_switch_hook)(struct oxygen *chip,

	void (*ac97_switch_hook)(struct oxygen *chip, unsigned int codec,

				 unsigned int reg, int mute);

	size_t model_data_size;

	u8 dac_channels;

sound/pci/oxygen/oxygen_lib.c

+1 −2
Original line number Diff line number Diff line
@@ -365,8 +365,7 @@ static void __devinit oxygen_init(struct oxygen *chip) 
		oxygen_write_ac97(chip, 1, AC97_AUX, 0x8808);

		oxygen_write_ac97(chip, 1, AC97_PCM, 0x0808);

		oxygen_write_ac97(chip, 1, AC97_REC_SEL, 0x0000);

		oxygen_write_ac97(chip, 1, AC97_REC_GAIN, 0x8000);

		oxygen_ac97_clear_bits(chip, 1, AC97_REC_GAIN, 0x1c00);

		oxygen_write_ac97(chip, 1, AC97_REC_GAIN, 0x0000);

		oxygen_ac97_set_bits(chip, 1, 0x6a, 0x0040);

	}

}

sound/pci/oxygen/oxygen_mixer.c

+95 −22
Original line number Diff line number Diff line
@@ -450,13 +450,14 @@ static int ac97_switch_get(struct snd_kcontrol *ctl, 
			   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	unsigned int codec = (ctl->private_value >> 24) & 1;

	unsigned int index = ctl->private_value & 0xff;

	unsigned int bitnr = (ctl->private_value >> 8) & 0xff;

	int invert = ctl->private_value & (1 << 16);

	u16 reg;



	mutex_lock(&chip->mutex);

	reg = oxygen_read_ac97(chip, 0, index);

	reg = oxygen_read_ac97(chip, codec, index);

	mutex_unlock(&chip->mutex);

	if (!(reg & (1 << bitnr)) ^ !invert)

		value->value.integer.value[0] = 1;
@@ -469,6 +470,7 @@ static int ac97_switch_put(struct snd_kcontrol *ctl, 
			   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	unsigned int codec = (ctl->private_value >> 24) & 1;

	unsigned int index = ctl->private_value & 0xff;

	unsigned int bitnr = (ctl->private_value >> 8) & 0xff;

	int invert = ctl->private_value & (1 << 16);
@@ -476,7 +478,7 @@ static int ac97_switch_put(struct snd_kcontrol *ctl, 
	int change;



	mutex_lock(&chip->mutex);

	oldreg = oxygen_read_ac97(chip, 0, index);

	oldreg = oxygen_read_ac97(chip, codec, index);

	newreg = oldreg;

	if (!value->value.integer.value[0] ^ !invert)

		newreg |= 1 << bitnr;
@@ -484,9 +486,9 @@ static int ac97_switch_put(struct snd_kcontrol *ctl, 
		newreg &= ~(1 << bitnr);

	change = newreg != oldreg;

	if (change) {

		oxygen_write_ac97(chip, 0, index, newreg);

		oxygen_write_ac97(chip, codec, index, newreg);

		if (bitnr == 15 && chip->model->ac97_switch_hook)

			chip->model->ac97_switch_hook(chip, index,

			chip->model->ac97_switch_hook(chip, codec, index,

						      newreg & 0x8000);

	}

	mutex_unlock(&chip->mutex);
@@ -507,11 +509,12 @@ static int ac97_volume_get(struct snd_kcontrol *ctl, 
			   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	unsigned int index = ctl->private_value;

	unsigned int codec = (ctl->private_value >> 24) & 1;

	unsigned int index = ctl->private_value & 0xff;

	u16 reg;



	mutex_lock(&chip->mutex);

	reg = oxygen_read_ac97(chip, 0, index);

	reg = oxygen_read_ac97(chip, codec, index);

	mutex_unlock(&chip->mutex);

	value->value.integer.value[0] = 31 - (reg & 0x1f);

	value->value.integer.value[1] = 31 - ((reg >> 8) & 0x1f);
@@ -522,12 +525,13 @@ static int ac97_volume_put(struct snd_kcontrol *ctl, 
			   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	unsigned int index = ctl->private_value;

	unsigned int codec = (ctl->private_value >> 24) & 1;

	unsigned int index = ctl->private_value & 0xff;

	u16 oldreg, newreg;

	int change;



	mutex_lock(&chip->mutex);

	oldreg = oxygen_read_ac97(chip, 0, index);

	oldreg = oxygen_read_ac97(chip, codec, index);

	newreg = oldreg;

	newreg = (newreg & ~0x1f) |

		(31 - (value->value.integer.value[0] & 0x1f));
@@ -535,30 +539,77 @@ static int ac97_volume_put(struct snd_kcontrol *ctl, 
		((31 - (value->value.integer.value[0] & 0x1f)) << 8);

	change = newreg != oldreg;

	if (change)

		oxygen_write_ac97(chip, 0, index, newreg);

		oxygen_write_ac97(chip, codec, index, newreg);

	mutex_unlock(&chip->mutex);

	return change;

}



static int ac97_fp_rec_volume_info(struct snd_kcontrol *ctl,

				   struct snd_ctl_elem_info *info)

{

	info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;

	info->count = 2;

	info->value.integer.min = 0;

	info->value.integer.max = 7;

	return 0;

}



static int ac97_fp_rec_volume_get(struct snd_kcontrol *ctl,

				  struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	u16 reg;



	mutex_lock(&chip->mutex);

	reg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);

	mutex_unlock(&chip->mutex);

	value->value.integer.value[0] = reg & 7;

	value->value.integer.value[1] = (reg >> 8) & 7;

	return 0;

}



static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,

				  struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	u16 oldreg, newreg;

	int change;



	mutex_lock(&chip->mutex);

	oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);

	newreg = oldreg & ~0x0707;

	newreg = newreg | (value->value.integer.value[0] & 7);

	newreg = newreg | ((value->value.integer.value[0] & 7) << 8);

	change = newreg != oldreg;

	if (change)

		oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg);

	mutex_unlock(&chip->mutex);

	return change;

}



#define AC97_SWITCH(xname, index, bitnr, invert) { \

#define AC97_SWITCH(xname, codec, index, bitnr, invert) { \

		.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \

		.name = xname, \

		.info = snd_ctl_boolean_mono_info, \

		.get = ac97_switch_get, \

		.put = ac97_switch_put, \

		.private_value = ((invert) << 16) | ((bitnr) << 8) | (index), \

		.private_value = ((codec) << 24) | ((invert) << 16) | \

				 ((bitnr) << 8) | (index), \

	}

#define AC97_VOLUME(xname, index) { \

#define AC97_VOLUME(xname, codec, index) { \

		.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \

		.name = xname, \

		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \

			  SNDRV_CTL_ELEM_ACCESS_TLV_READ, \

		.info = ac97_volume_info, \

		.get = ac97_volume_get, \

		.put = ac97_volume_put, \

		.tlv = { .p = ac97_db_scale, }, \

		.private_value = (index), \

		.private_value = ((codec) << 24) | (index), \

	}



static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);

static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);



static const struct snd_kcontrol_new controls[] = {

	{
@@ -642,15 +693,31 @@ static const struct snd_kcontrol_new controls[] = { 
};



static const struct snd_kcontrol_new ac97_controls[] = {

	AC97_VOLUME("Mic Capture Volume", AC97_MIC),

	AC97_SWITCH("Mic Capture Switch", AC97_MIC, 15, 1),

	AC97_SWITCH("Mic Boost (+20dB)", AC97_MIC, 6, 0),

	AC97_VOLUME("Line Capture Volume", AC97_LINE),

	AC97_SWITCH("Line Capture Switch", AC97_LINE, 15, 1),

	AC97_VOLUME("CD Capture Volume", AC97_CD),

	AC97_SWITCH("CD Capture Switch", AC97_CD, 15, 1),

	AC97_VOLUME("Aux Capture Volume", AC97_AUX),

	AC97_SWITCH("Aux Capture Switch", AC97_AUX, 15, 1),

	AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC),

	AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),

	AC97_SWITCH("Mic Boost (+20dB)", 0, AC97_MIC, 6, 0),

	AC97_VOLUME("Line Capture Volume", 0, AC97_LINE),

	AC97_SWITCH("Line Capture Switch", 0, AC97_LINE, 15, 1),

	AC97_VOLUME("CD Capture Volume", 0, AC97_CD),

	AC97_SWITCH("CD Capture Switch", 0, AC97_CD, 15, 1),

	AC97_VOLUME("Aux Capture Volume", 0, AC97_AUX),

	AC97_SWITCH("Aux Capture Switch", 0, AC97_AUX, 15, 1),

};



static const struct snd_kcontrol_new ac97_fp_controls[] = {

	AC97_VOLUME("Front Panel Playback Volume", 1, AC97_HEADPHONE),

	AC97_SWITCH("Front Panel Playback Switch", 1, AC97_HEADPHONE, 15, 1),

	{

		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,

		.name = "Front Panel Capture Volume",

		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |

			  SNDRV_CTL_ELEM_ACCESS_TLV_READ,

		.info = ac97_fp_rec_volume_info,

		.get = ac97_fp_rec_volume_get,

		.put = ac97_fp_rec_volume_put,

		.tlv = { .p = ac97_rec_db_scale, },

	},

	AC97_SWITCH("Front Panel Capture Switch", 1, AC97_REC_GAIN, 15, 1),

};



static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
@@ -717,5 +784,11 @@ int oxygen_mixer_init(struct oxygen *chip) 
		if (err < 0)

			return err;

	}

	if (chip->has_ac97_1) {

		err = add_controls(chip, ac97_fp_controls,

				   ARRAY_SIZE(ac97_fp_controls));

		if (err < 0)

			return err;

	}

	return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0;

}

sound/pci/oxygen/virtuoso.c

+3 −1
Original line number Diff line number Diff line
@@ -247,9 +247,11 @@ static void mute_ac97_ctl(struct oxygen *chip, unsigned int control) 
	}

}



static void xonar_ac97_switch_hook(struct oxygen *chip,

static void xonar_ac97_switch_hook(struct oxygen *chip, unsigned int codec,

				   unsigned int reg, int mute)

{

	if (codec != 0)

		return;

	/* line-in is exclusive */

	switch (reg) {

	case AC97_LINE: