Commit a8bb1bad authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Takashi Iwai
Browse files

[ALSA] virtuoso: fix DX front panel I/O 



Fix the GPIO 1 mixer control to enable I/O through the front panel
connector of the Xonar DX.

Signed-off-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 6e9fc6bd

sound/pci/oxygen/virtuoso.c

+20 −31
Original line number Diff line number Diff line
@@ -47,7 +47,7 @@ 
 * GPI 0 <- external power present

 *

 * GPIO 0 -> enable output to speakers

 * GPIO 1 -> ?

 * GPIO 1 -> enable front panel I/O

 * GPIO 2 -> M0 of CS5361

 * GPIO 3 -> M1 of CS5361

 * GPIO 8 -> route input jack to line-in (0) or mic-in (1)
@@ -119,7 +119,7 @@ MODULE_DEVICE_TABLE(pci, xonar_ids); 


#define GPI_DX_EXT_POWER	0x01

#define GPIO_DX_OUTPUT_ENABLE	0x0001

#define GPIO_DX_UNKNOWN1	0x0002

#define GPIO_DX_FRONT_PANEL	0x0002

#define GPIO_DX_INPUT_ROUTE	0x0100



#define I2C_DEVICE_CS4398	0x9e	/* 10011, AD1=1, AD0=1, /W=0 */
@@ -268,8 +268,9 @@ static void xonar_dx_init(struct oxygen *chip) 
	cs4362a_write(chip, 0x01, CS4362A_CPEN);



	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,

			  GPIO_DX_UNKNOWN1 | GPIO_DX_INPUT_ROUTE);

	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_DX_INPUT_ROUTE);

			  GPIO_DX_FRONT_PANEL | GPIO_DX_INPUT_ROUTE);

	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,

			    GPIO_DX_FRONT_PANEL | GPIO_DX_INPUT_ROUTE);



	xonar_common_init(chip);
@@ -471,29 +472,17 @@ static const struct snd_kcontrol_new alt_switch = { 
	.put = alt_switch_put,

};



static int unknown_info(struct snd_kcontrol *ctl,

			struct snd_ctl_elem_info *info)

{

	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;

	info->count = 1;

	info->value.enumerated.items = 2;

	if (info->value.enumerated.item > 1)

		info->value.enumerated.item = 1;

	sprintf(info->value.enumerated.name, "%u", info->value.enumerated.item);

	return 0;

}



static int unknown_get(struct snd_kcontrol *ctl,

static int front_panel_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_DX_UNKNOWN1);

	value->value.integer.value[0] =

		!!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DX_FRONT_PANEL);

	return 0;

}



static int unknown_put(struct snd_kcontrol *ctl,

static int front_panel_put(struct snd_kcontrol *ctl,

			   struct snd_ctl_elem_value *value)

{

	struct oxygen *chip = ctl->private_data;
@@ -501,21 +490,21 @@ static int unknown_put(struct snd_kcontrol *ctl, 


	spin_lock_irq(&chip->reg_lock);

	old_reg = oxygen_read16(chip, OXYGEN_GPIO_DATA);

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

		new_reg = old_reg | GPIO_DX_UNKNOWN1;

	if (value->value.integer.value[0])

		new_reg = old_reg | GPIO_DX_FRONT_PANEL;

	else

		new_reg = old_reg & ~GPIO_DX_UNKNOWN1;

		new_reg = old_reg & ~GPIO_DX_FRONT_PANEL;

	oxygen_write16(chip, OXYGEN_GPIO_DATA, new_reg);

	spin_unlock_irq(&chip->reg_lock);

	return old_reg != new_reg;

}



static const struct snd_kcontrol_new unknown_switch = {

static const struct snd_kcontrol_new front_panel_switch = {

	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,

	.name = "PanelConfig?",

	.info = unknown_info,

	.get = unknown_get,

	.put = unknown_put,

	.name = "Front Panel Switch",

	.info = snd_ctl_boolean_mono_info,

	.get = front_panel_get,

	.put = front_panel_put,

};



static void xonar_dx_ac97_switch(struct oxygen *chip,
@@ -565,7 +554,7 @@ static int xonar_mixer_init(struct oxygen *chip) 


static int xonar_dx_mixer_init(struct oxygen *chip)

{

	return snd_ctl_add(chip->card, snd_ctl_new1(&unknown_switch, chip));

	return snd_ctl_add(chip->card, snd_ctl_new1(&front_panel_switch, chip));

}



static const struct oxygen_model xonar_models[] = {