diff options
Diffstat (limited to 'sound/pci/oxygen/oxygen_pcm.c')
| -rw-r--r-- | sound/pci/oxygen/oxygen_pcm.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/sound/pci/oxygen/oxygen_pcm.c b/sound/pci/oxygen/oxygen_pcm.c index 3b5ca70c9d4..814667442eb 100644 --- a/sound/pci/oxygen/oxygen_pcm.c +++ b/sound/pci/oxygen/oxygen_pcm.c @@ -56,8 +56,8 @@ static const struct snd_pcm_hardware oxygen_stereo_hardware = { .channels_max = 2, .buffer_bytes_max = BUFFER_BYTES_MAX, .period_bytes_min = PERIOD_BYTES_MIN, - .period_bytes_max = BUFFER_BYTES_MAX / 2, - .periods_min = 2, + .period_bytes_max = BUFFER_BYTES_MAX, + .periods_min = 1, .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN, }; static const struct snd_pcm_hardware oxygen_multichannel_hardware = { @@ -82,8 +82,8 @@ static const struct snd_pcm_hardware oxygen_multichannel_hardware = { .channels_max = 8, .buffer_bytes_max = BUFFER_BYTES_MAX_MULTICH, .period_bytes_min = PERIOD_BYTES_MIN, - .period_bytes_max = BUFFER_BYTES_MAX_MULTICH / 2, - .periods_min = 2, + .period_bytes_max = BUFFER_BYTES_MAX_MULTICH, + .periods_min = 1, .periods_max = BUFFER_BYTES_MAX_MULTICH / PERIOD_BYTES_MIN, }; static const struct snd_pcm_hardware oxygen_ac97_hardware = { @@ -100,8 +100,8 @@ static const struct snd_pcm_hardware oxygen_ac97_hardware = { .channels_max = 2, .buffer_bytes_max = BUFFER_BYTES_MAX, .period_bytes_min = PERIOD_BYTES_MIN, - .period_bytes_max = BUFFER_BYTES_MAX / 2, - .periods_min = 2, + .period_bytes_max = BUFFER_BYTES_MAX, + .periods_min = 1, .periods_max = BUFFER_BYTES_MAX / PERIOD_BYTES_MIN, }; @@ -271,13 +271,16 @@ static unsigned int oxygen_rate(struct snd_pcm_hw_params *hw_params) } } -static unsigned int oxygen_i2s_mclk(struct snd_pcm_hw_params *hw_params) +unsigned int oxygen_default_i2s_mclk(struct oxygen *chip, + unsigned int channel, + struct snd_pcm_hw_params *hw_params) { if (params_rate(hw_params) <= 96000) return OXYGEN_I2S_MCLK_256; else return OXYGEN_I2S_MCLK_128; } +EXPORT_SYMBOL(oxygen_default_i2s_mclk); static unsigned int oxygen_i2s_bits(struct snd_pcm_hw_params *hw_params) { @@ -354,7 +357,7 @@ static int oxygen_rec_a_hw_params(struct snd_pcm_substream *substream, OXYGEN_REC_FORMAT_A_MASK); oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, oxygen_rate(hw_params) | - oxygen_i2s_mclk(hw_params) | + chip->model.get_i2s_mclk(chip, PCM_A, hw_params) | chip->model.adc_i2s_format | oxygen_i2s_bits(hw_params), OXYGEN_I2S_RATE_MASK | @@ -390,7 +393,8 @@ static int oxygen_rec_b_hw_params(struct snd_pcm_substream *substream, if (!is_ac97) oxygen_write16_masked(chip, OXYGEN_I2S_B_FORMAT, oxygen_rate(hw_params) | - oxygen_i2s_mclk(hw_params) | + chip->model.get_i2s_mclk(chip, PCM_B, + hw_params) | chip->model.adc_i2s_format | oxygen_i2s_bits(hw_params), OXYGEN_I2S_RATE_MASK | @@ -435,6 +439,7 @@ static int oxygen_spdif_hw_params(struct snd_pcm_substream *substream, 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); @@ -446,6 +451,7 @@ static int oxygen_spdif_hw_params(struct snd_pcm_substream *substream, OXYGEN_SPDIF_OUT_RATE_MASK); oxygen_update_spdif_source(chip); spin_unlock_irq(&chip->reg_lock); + mutex_unlock(&chip->mutex); return 0; } @@ -459,6 +465,7 @@ static int oxygen_multich_hw_params(struct snd_pcm_substream *substream, if (err < 0) return err; + mutex_lock(&chip->mutex); spin_lock_irq(&chip->reg_lock); oxygen_write8_masked(chip, OXYGEN_PLAY_CHANNELS, oxygen_play_channels(hw_params), @@ -469,16 +476,18 @@ static int oxygen_multich_hw_params(struct snd_pcm_substream *substream, oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT, oxygen_rate(hw_params) | chip->model.dac_i2s_format | + chip->model.get_i2s_mclk(chip, PCM_MULTICH, + hw_params) | oxygen_i2s_bits(hw_params), OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_FORMAT_MASK | + OXYGEN_I2S_MCLK_MASK | OXYGEN_I2S_BITS_MASK); - oxygen_update_dac_routing(chip); oxygen_update_spdif_source(chip); spin_unlock_irq(&chip->reg_lock); - mutex_lock(&chip->mutex); chip->model.set_dac_params(chip, hw_params); + oxygen_update_dac_routing(chip); mutex_unlock(&chip->mutex); return 0; } |