static int oxygen_spdif_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct oxygen *chip = snd_pcm_substream_chip(substream);
int err;
err = oxygen_hw_params(substream, hw_params);
if (err < 0)
return err;
mutex_lock(&chip->mutex);
spin_lock_irq(&chip->reg_lock);
oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_OUT_ENABLE);
oxygen_write8_masked(chip, OXYGEN_PLAY_FORMAT,
oxygen_format(hw_params) << OXYGEN_SPDIF_FORMAT_SHIFT,
OXYGEN_SPDIF_FORMAT_MASK);
oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL,
oxygen_rate(hw_params) << OXYGEN_SPDIF_OUT_RATE_SHIFT,
OXYGEN_SPDIF_OUT_RATE_MASK);
oxygen_update_spdif_source(chip);
spin_unlock_irq(&chip->reg_lock);
mutex_unlock(&chip->mutex);
return 0;
}
static int oxygen_spdif_hw_free(struct snd_pcm_substream *substream)
{
struct oxygen *chip = snd_pcm_substream_chip(substream);
spin_lock_irq(&chip->reg_lock);
oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_OUT_ENABLE);
spin_unlock_irq(&chip->reg_lock);
return oxygen_hw_free(substream);
}
static void oxygen_init(struct oxygen *chip)
{
unsigned int i;
chip->dac_routing = 1;
for (i = 0; i < 8; ++i)
chip->dac_volume[i] = chip->model.dac_volume_min;
chip->dac_mute = 1;
chip->spdif_playback_enable = 1;
chip->spdif_bits = OXYGEN_SPDIF_C | OXYGEN_SPDIF_ORIGINAL |
(IEC958_AES1_CON_PCM_CODER << OXYGEN_SPDIF_CATEGORY_SHIFT);
chip->spdif_pcm_bits = chip->spdif_bits;
if (oxygen_read8(chip, OXYGEN_REVISION) & OXYGEN_REVISION_2)
chip->revision = 2;
else
chip->revision = 1;
if (chip->revision == 1)
oxygen_set_bits8(chip, OXYGEN_MISC,
OXYGEN_MISC_PCI_MEM_W_1_CLOCK);
i = oxygen_read16(chip, OXYGEN_AC97_CONTROL);
chip->has_ac97_0 = (i & OXYGEN_AC97_CODEC_0) != 0;
chip->has_ac97_1 = (i & OXYGEN_AC97_CODEC_1) != 0;
oxygen_write8_masked(chip, OXYGEN_FUNCTION,
OXYGEN_FUNCTION_RESET_CODEC |
chip->model.function_flags,
OXYGEN_FUNCTION_RESET_CODEC |
OXYGEN_FUNCTION_2WIRE_SPI_MASK |
OXYGEN_FUNCTION_ENABLE_SPI_4_5);
oxygen_write8(chip, OXYGEN_DMA_STATUS, 0);
oxygen_write8(chip, OXYGEN_DMA_PAUSE, 0);
oxygen_write8(chip, OXYGEN_PLAY_CHANNELS,
OXYGEN_PLAY_CHANNELS_2 |
OXYGEN_DMA_A_BURST_8 |
OXYGEN_DMA_MULTICH_BURST_8);
oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, 0);
oxygen_write8_masked(chip, OXYGEN_MISC,
chip->model.misc_flags,
OXYGEN_MISC_WRITE_PCI_SUBID |
OXYGEN_MISC_REC_C_FROM_SPDIF |
OXYGEN_MISC_REC_B_FROM_AC97 |
OXYGEN_MISC_REC_A_FROM_MULTICH |
OXYGEN_MISC_MIDI);
oxygen_write8(chip, OXYGEN_REC_FORMAT,
(OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_A_SHIFT) |
(OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_B_SHIFT) |
(OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_C_SHIFT));
oxygen_write8(chip, OXYGEN_PLAY_FORMAT,
(OXYGEN_FORMAT_16 << OXYGEN_SPDIF_FORMAT_SHIFT) |
(OXYGEN_FORMAT_16 << OXYGEN_MULTICH_FORMAT_SHIFT));
oxygen_write8(chip, OXYGEN_REC_CHANNELS, OXYGEN_REC_CHANNELS_2_2_2);
oxygen_write16(chip, OXYGEN_I2S_MULTICH_FORMAT,
OXYGEN_RATE_48000 | chip->model.dac_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
if (chip->model.device_config & CAPTURE_0_FROM_I2S_1)
oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
OXYGEN_RATE_48000 | chip->model.adc_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
else
oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
OXYGEN_I2S_MASTER | OXYGEN_I2S_MUTE_MCLK);
if (chip->model.device_config & (CAPTURE_0_FROM_I2S_2 |
CAPTURE_2_FROM_I2S_2))
oxygen_write16(chip, OXYGEN_I2S_B_FORMAT,
OXYGEN_RATE_48000 | chip->model.adc_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
else
oxygen_write16(chip, OXYGEN_I2S_B_FORMAT,
OXYGEN_I2S_MASTER | OXYGEN_I2S_MUTE_MCLK);
oxygen_write16(chip, OXYGEN_I2S_C_FORMAT,
OXYGEN_I2S_MASTER | OXYGEN_I2S_MUTE_MCLK);
oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_OUT_ENABLE |
OXYGEN_SPDIF_LOOPBACK);
if (chip->model.device_config & CAPTURE_1_FROM_SPDIF)
oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_SENSE_MASK |
OXYGEN_SPDIF_LOCK_MASK |
OXYGEN_SPDIF_RATE_MASK |
OXYGEN_SPDIF_LOCK_PAR |
OXYGEN_SPDIF_IN_CLOCK_96,
OXYGEN_SPDIF_SENSE_MASK |
OXYGEN_SPDIF_LOCK_MASK |
OXYGEN_SPDIF_RATE_MASK |
OXYGEN_SPDIF_SENSE_PAR |
OXYGEN_SPDIF_LOCK_PAR |
OXYGEN_SPDIF_IN_CLOCK_MASK);
else
oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_SENSE_MASK |
OXYGEN_SPDIF_LOCK_MASK |
OXYGEN_SPDIF_RATE_MASK);
oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS, chip->spdif_bits);
oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
OXYGEN_2WIRE_LENGTH_8 |
OXYGEN_2WIRE_INTERRUPT_MASK |
OXYGEN_2WIRE_SPEED_STANDARD);
oxygen_clear_bits8(chip, OXYGEN_MPU401_CONTROL, OXYGEN_MPU401_LOOPBACK);
oxygen_write8(chip, OXYGEN_GPI_INTERRUPT_MASK, 0);
oxygen_write16(chip, OXYGEN_GPIO_INTERRUPT_MASK, 0);
oxygen_write16(chip, OXYGEN_PLAY_ROUTING,
OXYGEN_PLAY_MULTICH_I2S_DAC |
OXYGEN_PLAY_SPDIF_SPDIF |
(0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
(1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
(2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
(3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT));
oxygen_write8(chip, OXYGEN_REC_ROUTING,
OXYGEN_REC_A_ROUTE_I2S_ADC_1 |
OXYGEN_REC_B_ROUTE_I2S_ADC_2 |
OXYGEN_REC_C_ROUTE_SPDIF);
oxygen_write8(chip, OXYGEN_ADC_MONITOR, 0);
oxygen_write8(chip, OXYGEN_A_MONITOR_ROUTING,
(0 << OXYGEN_A_MONITOR_ROUTE_0_SHIFT) |
(1 << OXYGEN_A_MONITOR_ROUTE_1_SHIFT) |
(2 << OXYGEN_A_MONITOR_ROUTE_2_SHIFT) |
(3 << OXYGEN_A_MONITOR_ROUTE_3_SHIFT));
if (chip->has_ac97_0 | chip->has_ac97_1)
oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK,
OXYGEN_AC97_INT_READ_DONE |
OXYGEN_AC97_INT_WRITE_DONE);
else
oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK, 0);
oxygen_write32(chip, OXYGEN_AC97_OUT_CONFIG, 0);
oxygen_write32(chip, OXYGEN_AC97_IN_CONFIG, 0);
if (!(chip->has_ac97_0 | chip->has_ac97_1))
oxygen_set_bits16(chip, OXYGEN_AC97_CONTROL,
OXYGEN_AC97_CLOCK_DISABLE);
if (!chip->has_ac97_0) {
oxygen_set_bits16(chip, OXYGEN_AC97_CONTROL,
OXYGEN_AC97_NO_CODEC_0);
} else {
oxygen_write_ac97(chip, 0, AC97_RESET, 0);
msleep(1);
oxygen_ac97_set_bits(chip, 0, CM9780_GPIO_SETUP,
CM9780_GPIO0IO | CM9780_GPIO1IO);
oxygen_ac97_set_bits(chip, 0, CM9780_MIXER,
CM9780_BSTSEL | CM9780_STRO_MIC |
CM9780_MIX2FR | CM9780_PCBSW);
oxygen_ac97_set_bits(chip, 0, CM9780_JACK,
CM9780_RSOE | CM9780_CBOE |
CM9780_SSOE | CM9780_FROE |
CM9780_MIC2MIC | CM9780_LI2LI);
oxygen_write_ac97(chip, 0, AC97_MASTER, 0x0000);
oxygen_write_ac97(chip, 0, AC97_PC_BEEP, 0x8000);
oxygen_write_ac97(chip, 0, AC97_MIC, 0x8808);
oxygen_write_ac97(chip, 0, AC97_LINE, 0x0808);
oxygen_write_ac97(chip, 0, AC97_CD, 0x8808);
oxygen_write_ac97(chip, 0, AC97_VIDEO, 0x8808);
oxygen_write_ac97(chip, 0, AC97_AUX, 0x8808);
oxygen_write_ac97(chip, 0, AC97_REC_GAIN, 0x8000);
oxygen_write_ac97(chip, 0, AC97_CENTER_LFE_MASTER, 0x8080);
oxygen_write_ac97(chip, 0, AC97_SURROUND_MASTER, 0x8080);
oxygen_ac97_clear_bits(chip, 0, CM9780_GPIO_STATUS,
CM9780_GPO0);
/* power down unused ADCs and DACs */
oxygen_ac97_set_bits(chip, 0, AC97_POWERDOWN,
AC97_PD_PR0 | AC97_PD_PR1);
oxygen_ac97_set_bits(chip, 0, AC97_EXTENDED_STATUS,
AC97_EA_PRI | AC97_EA_PRJ | AC97_EA_PRK);
}
if (chip->has_ac97_1) {
oxygen_set_bits32(chip, OXYGEN_AC97_OUT_CONFIG,
OXYGEN_AC97_CODEC1_SLOT3 |
OXYGEN_AC97_CODEC1_SLOT4);
oxygen_write_ac97(chip, 1, AC97_RESET, 0);
msleep(1);
oxygen_write_ac97(chip, 1, AC97_MASTER, 0x0000);
oxygen_write_ac97(chip, 1, AC97_HEADPHONE, 0x8000);
oxygen_write_ac97(chip, 1, AC97_PC_BEEP, 0x8000);
oxygen_write_ac97(chip, 1, AC97_MIC, 0x8808);
oxygen_write_ac97(chip, 1, AC97_LINE, 0x8808);
oxygen_write_ac97(chip, 1, AC97_CD, 0x8808);
oxygen_write_ac97(chip, 1, AC97_VIDEO, 0x8808);
oxygen_write_ac97(chip, 1, AC97_AUX, 0x8808);
oxygen_write_ac97(chip, 1, AC97_PCM, 0x0808);
oxygen_write_ac97(chip, 1, AC97_REC_SEL, 0x0000);
oxygen_write_ac97(chip, 1, AC97_REC_GAIN, 0x0000);
oxygen_ac97_set_bits(chip, 1, 0x6a, 0x0040);
}
}
