diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/oxygen/virtuoso.c | 51 |
1 files changed, 20 insertions, 31 deletions
diff --git a/sound/pci/oxygen/virtuoso.c b/sound/pci/oxygen/virtuoso.c index c7080d6b71c..6f5c2531abd 100644 --- a/sound/pci/oxygen/virtuoso.c +++ b/sound/pci/oxygen/virtuoso.c @@ -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); @@ -471,51 +472,39 @@ 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, - struct snd_ctl_elem_value *value) +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, - struct snd_ctl_elem_value *value) +static int front_panel_put(struct snd_kcontrol *ctl, + struct snd_ctl_elem_value *value) { struct oxygen *chip = ctl->private_data; u16 old_reg, new_reg; 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[] = { |