mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-21 17:09:44 +07:00
2509ec623d
The GPIO bit that enables analog output on the Xonar HDAV1.3 also disables the HDMI audio output, so we better add a switch for it. Hopefully, this is sufficient to make the HDMI output work. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
/*
|
|
* helper functions for Asus Xonar cards
|
|
*
|
|
* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
|
|
*
|
|
*
|
|
* This driver is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License, version 2.
|
|
*
|
|
* This driver is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this driver; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <linux/delay.h>
|
|
#include <sound/core.h>
|
|
#include <sound/control.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/pcm_params.h>
|
|
#include "xonar.h"
|
|
|
|
|
|
#define GPIO_CS53x1_M_MASK 0x000c
|
|
#define GPIO_CS53x1_M_SINGLE 0x0000
|
|
#define GPIO_CS53x1_M_DOUBLE 0x0004
|
|
#define GPIO_CS53x1_M_QUAD 0x0008
|
|
|
|
|
|
void xonar_enable_output(struct oxygen *chip)
|
|
{
|
|
struct xonar_generic *data = chip->model_data;
|
|
|
|
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, data->output_enable_bit);
|
|
msleep(data->anti_pop_delay);
|
|
oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
|
|
}
|
|
|
|
void xonar_disable_output(struct oxygen *chip)
|
|
{
|
|
struct xonar_generic *data = chip->model_data;
|
|
|
|
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
|
|
}
|
|
|
|
static void xonar_ext_power_gpio_changed(struct oxygen *chip)
|
|
{
|
|
struct xonar_generic *data = chip->model_data;
|
|
u8 has_power;
|
|
|
|
has_power = !!(oxygen_read8(chip, data->ext_power_reg)
|
|
& data->ext_power_bit);
|
|
if (has_power != data->has_power) {
|
|
data->has_power = has_power;
|
|
if (has_power) {
|
|
snd_printk(KERN_NOTICE "power restored\n");
|
|
} else {
|
|
snd_printk(KERN_CRIT
|
|
"Hey! Don't unplug the power cable!\n");
|
|
/* TODO: stop PCMs */
|
|
}
|
|
}
|
|
}
|
|
|
|
void xonar_init_ext_power(struct oxygen *chip)
|
|
{
|
|
struct xonar_generic *data = chip->model_data;
|
|
|
|
oxygen_set_bits8(chip, data->ext_power_int_reg,
|
|
data->ext_power_bit);
|
|
chip->interrupt_mask |= OXYGEN_INT_GPIO;
|
|
chip->model.gpio_changed = xonar_ext_power_gpio_changed;
|
|
data->has_power = !!(oxygen_read8(chip, data->ext_power_reg)
|
|
& data->ext_power_bit);
|
|
}
|
|
|
|
void xonar_init_cs53x1(struct oxygen *chip)
|
|
{
|
|
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_CS53x1_M_MASK);
|
|
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
|
|
GPIO_CS53x1_M_SINGLE, GPIO_CS53x1_M_MASK);
|
|
}
|
|
|
|
void xonar_set_cs53x1_params(struct oxygen *chip,
|
|
struct snd_pcm_hw_params *params)
|
|
{
|
|
unsigned int value;
|
|
|
|
if (params_rate(params) <= 54000)
|
|
value = GPIO_CS53x1_M_SINGLE;
|
|
else if (params_rate(params) <= 108000)
|
|
value = GPIO_CS53x1_M_DOUBLE;
|
|
else
|
|
value = GPIO_CS53x1_M_QUAD;
|
|
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
|
|
value, GPIO_CS53x1_M_MASK);
|
|
}
|
|
|
|
int xonar_gpio_bit_switch_get(struct snd_kcontrol *ctl,
|
|
struct snd_ctl_elem_value *value)
|
|
{
|
|
struct oxygen *chip = ctl->private_data;
|
|
u16 bit = ctl->private_value;
|
|
bool invert = ctl->private_value & XONAR_GPIO_BIT_INVERT;
|
|
|
|
value->value.integer.value[0] =
|
|
!!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & bit) ^ invert;
|
|
return 0;
|
|
}
|
|
|
|
int xonar_gpio_bit_switch_put(struct snd_kcontrol *ctl,
|
|
struct snd_ctl_elem_value *value)
|
|
{
|
|
struct oxygen *chip = ctl->private_data;
|
|
u16 bit = ctl->private_value;
|
|
bool invert = ctl->private_value & XONAR_GPIO_BIT_INVERT;
|
|
u16 old_bits, new_bits;
|
|
int changed;
|
|
|
|
spin_lock_irq(&chip->reg_lock);
|
|
old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
|
|
if (!!value->value.integer.value[0] ^ invert)
|
|
new_bits = old_bits | bit;
|
|
else
|
|
new_bits = old_bits & ~bit;
|
|
changed = new_bits != old_bits;
|
|
if (changed)
|
|
oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
|
|
spin_unlock_irq(&chip->reg_lock);
|
|
return changed;
|
|
}
|