Пример #1
0
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);
	int err;

	err = oxygen_hw_params(substream, hw_params);
	if (err < 0)
		return err;

	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);
	spin_unlock_irq(&chip->reg_lock);
	return 0;
}
Пример #2
0
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;

	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);
	return 0;
}
Пример #3
0
static int oxygen_rec_b_hw_params(struct snd_pcm_substream *substream,
				  struct snd_pcm_hw_params *hw_params)
{
	struct oxygen *chip = snd_pcm_substream_chip(substream);
	int is_ac97;
	int err;

	err = oxygen_hw_params(substream, hw_params);
	if (err < 0)
		return err;

	is_ac97 = chip->has_ac97_1 &&
		(chip->model.device_config & CAPTURE_2_FROM_AC97_1);

	spin_lock_irq(&chip->reg_lock);
	oxygen_write8_masked(chip, OXYGEN_REC_FORMAT,
			     oxygen_format(hw_params) << OXYGEN_REC_FORMAT_B_SHIFT,
			     OXYGEN_REC_FORMAT_B_MASK);
	if (!is_ac97)
		oxygen_write16_masked(chip, OXYGEN_I2S_B_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_ac97) {
		mutex_lock(&chip->mutex);
		chip->model.set_adc_params(chip, hw_params);
		mutex_unlock(&chip->mutex);
	}
	return 0;
}