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sound: oxygen: allow custom MCLK rates 

Add a callback that allows model drivers to modify the default I2S MCLK
rate.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch 2009-09-28 11:20:11 +02:00 committed by Takashi Iwai
parent a361e247b4
commit 76ffe1e3fb
6 changed files with 19 additions and 4 deletions
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1
sound/pci/oxygen/hifier.c
View File

@ -170,6 +170,7 @@ static const struct oxygen_model model_hifier = {
.init = hifier_init,
.cleanup = hifier_cleanup,
.resume = hifier_resume,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_ak4396_params,
.set_adc_params = set_cs5340_params,
.update_dac_volume = update_ak4396_volume,

1
sound/pci/oxygen/oxygen.c
View File

@ -361,6 +361,7 @@ static const struct oxygen_model model_generic = {
.init = generic_init,
.cleanup = generic_cleanup,
.resume = generic_resume,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_ak4396_params,
.set_adc_params = set_wm8785_params,
.update_dac_volume = update_ak4396_volume,

4
sound/pci/oxygen/oxygen.h
View File

@ -78,6 +78,8 @@ struct oxygen_model {
void (*resume)(struct oxygen *chip);
void (*pcm_hardware_filter)(unsigned int channel,
struct snd_pcm_hardware *hardware);
unsigned int (*get_i2s_mclk)(struct oxygen *chip, unsigned int channel,
struct snd_pcm_hw_params *hw_params);
void (*set_dac_params)(struct oxygen *chip,
struct snd_pcm_hw_params *params);
void (*set_adc_params)(struct oxygen *chip,
@ -163,6 +165,8 @@ void oxygen_update_spdif_source(struct oxygen *chip);
/* oxygen_pcm.c */
int oxygen_pcm_init(struct oxygen *chip);
unsigned int oxygen_default_i2s_mclk(struct oxygen *chip, unsigned int channel,
struct snd_pcm_hw_params *hw_params);
/* oxygen_io.c */

13
sound/pci/oxygen/oxygen_pcm.c
View File

@ -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 |
@ -472,7 +476,8 @@ 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 |
oxygen_i2s_mclk(hw_params) |
chip->model.get_i2s_mclk(chip, PCM_MULTICH,
hw_params) |
oxygen_i2s_bits(hw_params),
OXYGEN_I2S_RATE_MASK |
OXYGEN_I2S_FORMAT_MASK |

1
sound/pci/oxygen/xonar_cs43xx.c
View File

@ -321,6 +321,7 @@ static const struct oxygen_model model_xonar_d1 = {
.cleanup = xonar_d1_cleanup,
.suspend = xonar_d1_suspend,
.resume = xonar_d1_resume,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_cs43xx_params,
.set_adc_params = xonar_set_cs53x1_params,
.update_dac_volume = update_cs43xx_volume,

3
sound/pci/oxygen/xonar_pcm179x.c
View File

@ -771,6 +771,7 @@ static const struct oxygen_model model_xonar_d2 = {
.cleanup = xonar_d2_cleanup,
.suspend = xonar_d2_suspend,
.resume = xonar_d2_resume,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_pcm1796_params,
.set_adc_params = xonar_set_cs53x1_params,
.update_dac_volume = update_pcm1796_volume,
@ -801,6 +802,7 @@ static const struct oxygen_model model_xonar_hdav = {
.suspend = xonar_hdav_suspend,
.resume = xonar_hdav_resume,
.pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_hdav_params,
.set_adc_params = xonar_set_cs53x1_params,
.update_dac_volume = update_pcm1796_volume,
@ -831,6 +833,7 @@ static const struct oxygen_model model_xonar_st = {
.cleanup = xonar_st_cleanup,
.suspend = xonar_st_suspend,
.resume = xonar_st_resume,
.get_i2s_mclk = oxygen_default_i2s_mclk,
.set_dac_params = set_st_params,
.set_adc_params = xonar_set_cs53x1_params,
.update_dac_volume = update_pcm1796_volume,