diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/oxygen/xonar_lib.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/oxygen/xonar_lib.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/ANDROID_3.4.5/sound/pci/oxygen/xonar_lib.c b/ANDROID_3.4.5/sound/pci/oxygen/xonar_lib.c deleted file mode 100644 index 0ebe7f59..00000000 --- a/ANDROID_3.4.5/sound/pci/oxygen/xonar_lib.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * 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; -} |