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Commit d1d7093f authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Takashi Iwai
Browse files

ALSA: oxygen: add S/PDIF source selection for Claro cards 



Add a mixer control to switch between the optical and coaxial S/PDIF
inputs on the HT-Omega Claro and Claro halo cards.

Signed-off-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 5fc51524

sound/pci/oxygen/oxygen.c

+88 −4
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ 
 *   GPIO 6 -> enable on-board S/PDIF input

 *

 * Claro models:

 *   GPIO 6 -> S/PDIF from optical (0) or coaxial (1) input

 *   GPIO 8 -> enable headphone amplifier

 *

 * CM9780:
@@ -137,6 +138,7 @@ MODULE_DEVICE_TABLE(pci, oxygen_ids); 
#define GPIO_MERIDIAN_DIG_EXT	0x0010

#define GPIO_MERIDIAN_DIG_BOARD	0x0040



#define GPIO_CLARO_DIG_COAX	0x0040

#define GPIO_CLARO_HP		0x0100



struct generic_data {
@@ -268,6 +270,8 @@ static void claro_enable_hp(struct oxygen *chip) 


static void claro_init(struct oxygen *chip)

{

	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_DIG_COAX);

	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_DIG_COAX);

	ak4396_init(chip);

	wm8785_init(chip);

	claro_enable_hp(chip);
@@ -275,6 +279,8 @@ static void claro_init(struct oxygen *chip) 


static void claro_halo_init(struct oxygen *chip)

{

	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CLARO_DIG_COAX);

	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_CLARO_DIG_COAX);

	ak4396_init(chip);

	ak5385_init(chip);

	claro_enable_hp(chip);
@@ -523,14 +529,24 @@ static const struct snd_kcontrol_new hpf_control = { 
	.put = hpf_put,

};



static int meridian_dig_source_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)

static int meridian_dig_source_info(struct snd_kcontrol *ctl,

				    struct snd_ctl_elem_info *info)

{

	static const char *const names[2] = { "On-board", "Extension" };



	return snd_ctl_enum_info(info, 1, 2, names);

}



static int meridian_dig_source_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)

static int claro_dig_source_info(struct snd_kcontrol *ctl,

				 struct snd_ctl_elem_info *info)

{

	static const char *const names[2] = { "Optical", "Coaxial" };



	return snd_ctl_enum_info(info, 1, 2, names);

}



static int meridian_dig_source_get(struct snd_kcontrol *ctl,

				   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;
@@ -540,7 +556,19 @@ static int meridian_dig_source_get(struct snd_kcontrol *ctl, struct snd_ctl_elem 
	return 0;

}



static int meridian_dig_source_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)

static int claro_dig_source_get(struct snd_kcontrol *ctl,

				struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;



	value->value.enumerated.item[0] =

		!!(oxygen_read16(chip, OXYGEN_GPIO_DATA) &

		   GPIO_CLARO_DIG_COAX);

	return 0;

}



static int meridian_dig_source_put(struct snd_kcontrol *ctl,

				   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	u16 old_reg, new_reg;
@@ -560,6 +588,25 @@ static int meridian_dig_source_put(struct snd_kcontrol *ctl, struct snd_ctl_elem 
	return changed;

}



static int claro_dig_source_put(struct snd_kcontrol *ctl,

				struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;

	u16 old_reg, new_reg;

	int changed;



	mutex_lock(&chip->mutex);

	old_reg = oxygen_read16(chip, OXYGEN_GPIO_DATA);

	new_reg = old_reg & ~GPIO_CLARO_DIG_COAX;

	if (value->value.enumerated.item[0])

		new_reg |= GPIO_CLARO_DIG_COAX;

	changed = new_reg != old_reg;

	if (changed)

		oxygen_write16(chip, OXYGEN_GPIO_DATA, new_reg);

	mutex_unlock(&chip->mutex);

	return changed;

}



static const struct snd_kcontrol_new meridian_dig_source_control = {

	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,

	.name = "IEC958 Source Capture Enum",
@@ -568,6 +615,14 @@ static const struct snd_kcontrol_new meridian_dig_source_control = { 
	.put = meridian_dig_source_put,

};



static const struct snd_kcontrol_new claro_dig_source_control = {

	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,

	.name = "IEC958 Source Capture Enum",

	.info = claro_dig_source_info,

	.get = claro_dig_source_get,

	.put = claro_dig_source_put,

};



static int generic_mixer_init(struct oxygen *chip)

{

	return snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
@@ -600,6 +655,34 @@ static int meridian_mixer_init(struct oxygen *chip) 
	return 0;

}



static int claro_mixer_init(struct oxygen *chip)

{

	int err;



	err = generic_wm8785_mixer_init(chip);

	if (err < 0)

		return err;

	err = snd_ctl_add(chip->card,

			  snd_ctl_new1(&claro_dig_source_control, chip));

	if (err < 0)

		return err;

	return 0;

}



static int claro_halo_mixer_init(struct oxygen *chip)

{

	int err;



	err = generic_mixer_init(chip);

	if (err < 0)

		return err;

	err = snd_ctl_add(chip->card,

			  snd_ctl_new1(&claro_dig_source_control, chip));

	if (err < 0)

		return err;

	return 0;

}



static void dump_ak4396_registers(struct oxygen *chip,

				  struct snd_info_buffer *buffer)

{
@@ -700,13 +783,14 @@ static int __devinit get_oxygen_model(struct oxygen *chip, 
		break;

	case MODEL_CLARO:

		chip->model.init = claro_init;

		chip->model.mixer_init = claro_mixer_init;

		chip->model.cleanup = claro_cleanup;

		chip->model.suspend = claro_suspend;

		chip->model.resume = claro_resume;

		break;

	case MODEL_CLARO_HALO:

		chip->model.init = claro_halo_init;

		chip->model.mixer_init = generic_mixer_init;

		chip->model.mixer_init = claro_halo_mixer_init;

		chip->model.cleanup = claro_cleanup;

		chip->model.suspend = claro_suspend;

		chip->model.resume = claro_resume;