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ALSA: oxygen: add support for third analog input

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Make it possible for cards to have three stereo analog input pairs.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch
2015-01-16 22:15:13 +01:00
committed by Takashi Iwai
parent 20eb26a2ec
commit 0902fbb9cc
4 changed files with 82 additions and 7 deletions
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45
sound/pci/oxygen/oxygen_pcm.c
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@@ -144,9 +144,11 @@ static int oxygen_open(struct snd_pcm_substream *substream,
runtime->hw = *oxygen_hardware[channel];
switch (channel) {
case PCM_C:
runtime->hw.rates &= ~(SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_64000);
runtime->hw.rate_min = 44100;
if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
runtime->hw.rates &= ~(SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_64000);
runtime->hw.rate_min = 44100;
}
/* fall through */
case PCM_A:
case PCM_B:
@@ -430,17 +432,36 @@ static int oxygen_rec_c_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct oxygen *chip = snd_pcm_substream_chip(substream);
bool is_spdif;
int err;
err = oxygen_hw_params(substream, hw_params);
if (err < 0)
return err;
is_spdif = chip->model.device_config & CAPTURE_1_FROM_SPDIF;
spin_lock_irq(&chip->reg_lock);
oxygen_write8_masked(chip, OXYGEN_REC_FORMAT,
oxygen_format(hw_params) << OXYGEN_REC_FORMAT_C_SHIFT,
OXYGEN_REC_FORMAT_C_MASK);
if (!is_spdif)
oxygen_write16_masked(chip, OXYGEN_I2S_C_FORMAT,
oxygen_rate(hw_params) |
chip->model.adc_i2s_format |
get_mclk(chip, PCM_B, hw_params) |
oxygen_i2s_bits(hw_params),
OXYGEN_I2S_RATE_MASK |
OXYGEN_I2S_FORMAT_MASK |
OXYGEN_I2S_MCLK_MASK |
OXYGEN_I2S_BITS_MASK);
spin_unlock_irq(&chip->reg_lock);
if (!is_spdif) {
mutex_lock(&chip->mutex);
chip->model.set_adc_params(chip, hw_params);
mutex_unlock(&chip->mutex);
}
return 0;
}
@@ -764,5 +785,23 @@ int oxygen_pcm_init(struct oxygen *chip)
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
ins = !!(chip->model.device_config & CAPTURE_3_FROM_I2S_3);
if (ins) {
err = snd_pcm_new(chip->card, "Analog3", 3, 0, ins, &pcm);
if (err < 0)
return err;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
&oxygen_rec_c_ops);
oxygen_write8_masked(chip, OXYGEN_REC_ROUTING,
OXYGEN_REC_C_ROUTE_I2S_ADC_3,
OXYGEN_REC_C_ROUTE_MASK);
pcm->private_data = chip;
strcpy(pcm->name, "Analog 3");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(chip->pci),
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
return 0;
}