mirror of https://gitee.com/openkylin/linux.git
573 lines
15 KiB
C
573 lines
15 KiB
C
/*
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* card driver for the Xonar DG
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*
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* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
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*
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*
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* This driver is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2.
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*
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* This driver is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this driver; if not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Xonar DG
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* --------
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*
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* CMI8788:
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*
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* SPI 0 -> CS4245
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*
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* GPIO 3 <- ?
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* GPIO 4 <- headphone detect
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* GPIO 5 -> route input jack to line-in (0) or mic-in (1)
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* GPIO 6 -> route input jack to line-in (0) or mic-in (1)
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* GPIO 7 -> enable rear headphone amp
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* GPIO 8 -> enable output to speakers
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*
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* CS4245:
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*
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* input 1 <- aux
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* input 2 <- front mic
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* input 4 <- line/mic
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* aux out -> front panel headphones
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*/
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#include <linux/pci.h>
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#include <linux/delay.h>
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#include <sound/control.h>
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#include <sound/core.h>
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#include <sound/info.h>
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#include <sound/pcm.h>
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#include <sound/tlv.h>
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#include "oxygen.h"
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#include "xonar_dg.h"
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#include "cs4245.h"
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#define GPIO_MAGIC 0x0008
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#define GPIO_HP_DETECT 0x0010
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#define GPIO_INPUT_ROUTE 0x0060
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#define GPIO_HP_REAR 0x0080
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#define GPIO_OUTPUT_ENABLE 0x0100
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struct dg {
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unsigned int output_sel;
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s8 input_vol[4][2];
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unsigned int input_sel;
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u8 hp_vol_att;
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u8 cs4245_regs[0x11];
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};
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static void cs4245_write(struct oxygen *chip, unsigned int reg, u8 value)
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{
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struct dg *data = chip->model_data;
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oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
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OXYGEN_SPI_DATA_LENGTH_3 |
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OXYGEN_SPI_CLOCK_1280 |
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(0 << OXYGEN_SPI_CODEC_SHIFT) |
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OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
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CS4245_SPI_ADDRESS |
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CS4245_SPI_WRITE |
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(value << 8) | reg);
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data->cs4245_regs[reg] = value;
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}
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static void cs4245_write_cached(struct oxygen *chip, unsigned int reg, u8 value)
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{
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struct dg *data = chip->model_data;
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if (value != data->cs4245_regs[reg])
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cs4245_write(chip, reg, value);
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}
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static void cs4245_registers_init(struct oxygen *chip)
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{
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struct dg *data = chip->model_data;
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cs4245_write(chip, CS4245_POWER_CTRL, CS4245_PDN);
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cs4245_write(chip, CS4245_DAC_CTRL_1,
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data->cs4245_regs[CS4245_DAC_CTRL_1]);
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cs4245_write(chip, CS4245_ADC_CTRL,
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data->cs4245_regs[CS4245_ADC_CTRL]);
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cs4245_write(chip, CS4245_SIGNAL_SEL,
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data->cs4245_regs[CS4245_SIGNAL_SEL]);
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cs4245_write(chip, CS4245_PGA_B_CTRL,
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data->cs4245_regs[CS4245_PGA_B_CTRL]);
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cs4245_write(chip, CS4245_PGA_A_CTRL,
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data->cs4245_regs[CS4245_PGA_A_CTRL]);
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cs4245_write(chip, CS4245_ANALOG_IN,
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data->cs4245_regs[CS4245_ANALOG_IN]);
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cs4245_write(chip, CS4245_DAC_A_CTRL,
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data->cs4245_regs[CS4245_DAC_A_CTRL]);
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cs4245_write(chip, CS4245_DAC_B_CTRL,
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data->cs4245_regs[CS4245_DAC_B_CTRL]);
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cs4245_write(chip, CS4245_DAC_CTRL_2,
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CS4245_DAC_SOFT | CS4245_DAC_ZERO | CS4245_INVERT_DAC);
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cs4245_write(chip, CS4245_INT_MASK, 0);
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cs4245_write(chip, CS4245_POWER_CTRL, 0);
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}
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static void cs4245_init(struct oxygen *chip)
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{
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struct dg *data = chip->model_data;
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data->cs4245_regs[CS4245_DAC_CTRL_1] =
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CS4245_DAC_FM_SINGLE | CS4245_DAC_DIF_LJUST;
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data->cs4245_regs[CS4245_ADC_CTRL] =
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CS4245_ADC_FM_SINGLE | CS4245_ADC_DIF_LJUST;
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data->cs4245_regs[CS4245_SIGNAL_SEL] =
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CS4245_A_OUT_SEL_HIZ | CS4245_ASYNCH;
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data->cs4245_regs[CS4245_PGA_B_CTRL] = 0;
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data->cs4245_regs[CS4245_PGA_A_CTRL] = 0;
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data->cs4245_regs[CS4245_ANALOG_IN] =
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CS4245_PGA_SOFT | CS4245_PGA_ZERO | CS4245_SEL_INPUT_4;
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data->cs4245_regs[CS4245_DAC_A_CTRL] = 0;
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data->cs4245_regs[CS4245_DAC_B_CTRL] = 0;
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cs4245_registers_init(chip);
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snd_component_add(chip->card, "CS4245");
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}
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static void dg_output_enable(struct oxygen *chip)
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{
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msleep(2500);
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oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
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}
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static void dg_init(struct oxygen *chip)
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{
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struct dg *data = chip->model_data;
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data->output_sel = 0;
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data->input_sel = 3;
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data->hp_vol_att = 2 * 16;
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cs4245_init(chip);
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oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
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GPIO_MAGIC | GPIO_HP_DETECT);
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oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
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GPIO_INPUT_ROUTE | GPIO_HP_REAR | GPIO_OUTPUT_ENABLE);
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oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
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GPIO_INPUT_ROUTE | GPIO_HP_REAR);
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dg_output_enable(chip);
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}
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static void dg_cleanup(struct oxygen *chip)
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{
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oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
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}
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static void dg_suspend(struct oxygen *chip)
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{
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dg_cleanup(chip);
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}
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static void dg_resume(struct oxygen *chip)
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{
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cs4245_registers_init(chip);
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dg_output_enable(chip);
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}
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static void set_cs4245_dac_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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{
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struct dg *data = chip->model_data;
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u8 value;
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value = data->cs4245_regs[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
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if (params_rate(params) <= 50000)
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value |= CS4245_DAC_FM_SINGLE;
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else if (params_rate(params) <= 100000)
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value |= CS4245_DAC_FM_DOUBLE;
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else
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value |= CS4245_DAC_FM_QUAD;
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cs4245_write_cached(chip, CS4245_DAC_CTRL_1, value);
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}
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static void set_cs4245_adc_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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{
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struct dg *data = chip->model_data;
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u8 value;
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value = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
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if (params_rate(params) <= 50000)
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value |= CS4245_ADC_FM_SINGLE;
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else if (params_rate(params) <= 100000)
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value |= CS4245_ADC_FM_DOUBLE;
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else
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value |= CS4245_ADC_FM_QUAD;
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cs4245_write_cached(chip, CS4245_ADC_CTRL, value);
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}
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static int output_switch_info(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_info *info)
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{
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static const char *const names[3] = {
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"Speakers", "Headphones", "FP Headphones"
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};
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return snd_ctl_enum_info(info, 1, 3, names);
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}
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static int output_switch_get(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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mutex_lock(&chip->mutex);
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value->value.enumerated.item[0] = data->output_sel;
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mutex_unlock(&chip->mutex);
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return 0;
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}
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static int output_switch_put(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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u8 reg;
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int changed;
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if (value->value.enumerated.item[0] > 2)
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return -EINVAL;
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mutex_lock(&chip->mutex);
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changed = value->value.enumerated.item[0] != data->output_sel;
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if (changed) {
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data->output_sel = value->value.enumerated.item[0];
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reg = data->cs4245_regs[CS4245_SIGNAL_SEL] &
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~CS4245_A_OUT_SEL_MASK;
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reg |= data->output_sel == 2 ?
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CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
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cs4245_write_cached(chip, CS4245_SIGNAL_SEL, reg);
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cs4245_write_cached(chip, CS4245_DAC_A_CTRL,
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data->output_sel ? data->hp_vol_att : 0);
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cs4245_write_cached(chip, CS4245_DAC_B_CTRL,
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data->output_sel ? data->hp_vol_att : 0);
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oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
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data->output_sel == 1 ? GPIO_HP_REAR : 0,
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GPIO_HP_REAR);
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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static int hp_volume_offset_info(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_info *info)
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{
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static const char *const names[3] = {
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"< 64 ohms", "64-150 ohms", "150-300 ohms"
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};
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return snd_ctl_enum_info(info, 1, 3, names);
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}
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static int hp_volume_offset_get(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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mutex_lock(&chip->mutex);
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if (data->hp_vol_att > 2 * 7)
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value->value.enumerated.item[0] = 0;
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else if (data->hp_vol_att > 0)
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value->value.enumerated.item[0] = 1;
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else
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value->value.enumerated.item[0] = 2;
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mutex_unlock(&chip->mutex);
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return 0;
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}
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static int hp_volume_offset_put(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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static const s8 atts[3] = { 2 * 16, 2 * 7, 0 };
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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s8 att;
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int changed;
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if (value->value.enumerated.item[0] > 2)
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return -EINVAL;
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att = atts[value->value.enumerated.item[0]];
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mutex_lock(&chip->mutex);
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changed = att != data->hp_vol_att;
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if (changed) {
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data->hp_vol_att = att;
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if (data->output_sel) {
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cs4245_write_cached(chip, CS4245_DAC_A_CTRL, att);
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cs4245_write_cached(chip, CS4245_DAC_B_CTRL, att);
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}
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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static int input_vol_info(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_info *info)
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{
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info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
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info->count = 2;
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info->value.integer.min = 2 * -12;
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info->value.integer.max = 2 * 12;
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return 0;
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}
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static int input_vol_get(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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unsigned int idx = ctl->private_value;
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mutex_lock(&chip->mutex);
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value->value.integer.value[0] = data->input_vol[idx][0];
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value->value.integer.value[1] = data->input_vol[idx][1];
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mutex_unlock(&chip->mutex);
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return 0;
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}
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static int input_vol_put(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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unsigned int idx = ctl->private_value;
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int changed = 0;
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if (value->value.integer.value[0] < 2 * -12 ||
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value->value.integer.value[0] > 2 * 12 ||
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value->value.integer.value[1] < 2 * -12 ||
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value->value.integer.value[1] > 2 * 12)
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return -EINVAL;
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mutex_lock(&chip->mutex);
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changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
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data->input_vol[idx][1] != value->value.integer.value[1];
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if (changed) {
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data->input_vol[idx][0] = value->value.integer.value[0];
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data->input_vol[idx][1] = value->value.integer.value[1];
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if (idx == data->input_sel) {
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cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
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data->input_vol[idx][0]);
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cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
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data->input_vol[idx][1]);
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}
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
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static int input_sel_info(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_info *info)
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{
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static const char *const names[4] = {
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"Mic", "Aux", "Front Mic", "Line"
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};
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return snd_ctl_enum_info(info, 1, 4, names);
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}
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static int input_sel_get(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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mutex_lock(&chip->mutex);
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value->value.enumerated.item[0] = data->input_sel;
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mutex_unlock(&chip->mutex);
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return 0;
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}
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static int input_sel_put(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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static const u8 sel_values[4] = {
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CS4245_SEL_MIC,
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CS4245_SEL_INPUT_1,
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CS4245_SEL_INPUT_2,
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CS4245_SEL_INPUT_4
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};
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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int changed;
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if (value->value.enumerated.item[0] > 3)
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return -EINVAL;
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mutex_lock(&chip->mutex);
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changed = value->value.enumerated.item[0] != data->input_sel;
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if (changed) {
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data->input_sel = value->value.enumerated.item[0];
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cs4245_write(chip, CS4245_ANALOG_IN,
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(data->cs4245_regs[CS4245_ANALOG_IN] &
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~CS4245_SEL_MASK) |
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sel_values[data->input_sel]);
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cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
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data->input_vol[data->input_sel][0]);
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cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
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data->input_vol[data->input_sel][1]);
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oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
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data->input_sel ? 0 : GPIO_INPUT_ROUTE,
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GPIO_INPUT_ROUTE);
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
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{
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static const char *const names[2] = { "Active", "Frozen" };
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return snd_ctl_enum_info(info, 1, 2, names);
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}
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static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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value->value.enumerated.item[0] =
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!!(data->cs4245_regs[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
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return 0;
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}
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static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct dg *data = chip->model_data;
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u8 reg;
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int changed;
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mutex_lock(&chip->mutex);
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reg = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
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if (value->value.enumerated.item[0])
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reg |= CS4245_HPF_FREEZE;
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changed = reg != data->cs4245_regs[CS4245_ADC_CTRL];
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if (changed)
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cs4245_write(chip, CS4245_ADC_CTRL, reg);
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mutex_unlock(&chip->mutex);
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return changed;
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}
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#define INPUT_VOLUME(xname, index) { \
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
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.name = xname, \
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.info = input_vol_info, \
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.get = input_vol_get, \
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|
.put = input_vol_put, \
|
|
.tlv = { .p = cs4245_pga_db_scale }, \
|
|
.private_value = index, \
|
|
}
|
|
static const struct snd_kcontrol_new dg_controls[] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Analog Output Playback Enum",
|
|
.info = output_switch_info,
|
|
.get = output_switch_get,
|
|
.put = output_switch_put,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Headphones Impedance Playback Enum",
|
|
.info = hp_volume_offset_info,
|
|
.get = hp_volume_offset_get,
|
|
.put = hp_volume_offset_put,
|
|
},
|
|
INPUT_VOLUME("Mic Capture Volume", 0),
|
|
INPUT_VOLUME("Aux Capture Volume", 1),
|
|
INPUT_VOLUME("Front Mic Capture Volume", 2),
|
|
INPUT_VOLUME("Line Capture Volume", 3),
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Capture Source",
|
|
.info = input_sel_info,
|
|
.get = input_sel_get,
|
|
.put = input_sel_put,
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "ADC High-pass Filter Capture Enum",
|
|
.info = hpf_info,
|
|
.get = hpf_get,
|
|
.put = hpf_put,
|
|
},
|
|
};
|
|
|
|
static int dg_control_filter(struct snd_kcontrol_new *template)
|
|
{
|
|
if (!strncmp(template->name, "Master Playback ", 16))
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static int dg_mixer_init(struct oxygen *chip)
|
|
{
|
|
unsigned int i;
|
|
int err;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
|
|
err = snd_ctl_add(chip->card,
|
|
snd_ctl_new1(&dg_controls[i], chip));
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void dump_cs4245_registers(struct oxygen *chip,
|
|
struct snd_info_buffer *buffer)
|
|
{
|
|
struct dg *data = chip->model_data;
|
|
unsigned int i;
|
|
|
|
snd_iprintf(buffer, "\nCS4245:");
|
|
for (i = 1; i <= 0x10; ++i)
|
|
snd_iprintf(buffer, " %02x", data->cs4245_regs[i]);
|
|
snd_iprintf(buffer, "\n");
|
|
}
|
|
|
|
struct oxygen_model model_xonar_dg = {
|
|
.shortname = "Xonar DG",
|
|
.longname = "C-Media Oxygen HD Audio",
|
|
.chip = "CMI8786",
|
|
.init = dg_init,
|
|
.control_filter = dg_control_filter,
|
|
.mixer_init = dg_mixer_init,
|
|
.cleanup = dg_cleanup,
|
|
.suspend = dg_suspend,
|
|
.resume = dg_resume,
|
|
.set_dac_params = set_cs4245_dac_params,
|
|
.set_adc_params = set_cs4245_adc_params,
|
|
.dump_registers = dump_cs4245_registers,
|
|
.model_data_size = sizeof(struct dg),
|
|
.device_config = PLAYBACK_0_TO_I2S |
|
|
PLAYBACK_1_TO_SPDIF |
|
|
CAPTURE_0_FROM_I2S_1,
|
|
.dac_channels_pcm = 6,
|
|
.dac_channels_mixer = 0,
|
|
.function_flags = OXYGEN_FUNCTION_SPI,
|
|
.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
|
|
.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
|
|
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
|
|
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
|
|
};
|