sound: virtuoso: add PCM1796 oversampling control
Add a control to increase the oversampling factor to 128x on cards with PCM1796 or PCM1792A DACs. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
parent
76ffe1e3fb
commit
973dca93a3
1 changed files with 157 additions and 25 deletions
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@ -173,8 +173,11 @@ struct xonar_pcm179x {
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struct xonar_generic generic;
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struct xonar_generic generic;
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unsigned int dacs;
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unsigned int dacs;
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u8 pcm1796_regs[4][5];
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u8 pcm1796_regs[4][5];
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unsigned int current_rate;
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bool os_128;
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bool hp_active;
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bool hp_active;
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s8 hp_gain_offset;
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s8 hp_gain_offset;
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bool has_cs2000;
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u8 cs2000_fun_cfg_1;
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u8 cs2000_fun_cfg_1;
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};
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};
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@ -277,6 +280,7 @@ static void pcm1796_init(struct oxygen *chip)
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PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD;
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PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD;
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data->pcm1796_regs[0][20 - PCM1796_REG_BASE] = PCM1796_OS_64;
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data->pcm1796_regs[0][20 - PCM1796_REG_BASE] = PCM1796_OS_64;
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pcm1796_registers_init(chip);
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pcm1796_registers_init(chip);
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data->current_rate = 48000;
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}
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}
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static void xonar_d2_init(struct oxygen *chip)
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static void xonar_d2_init(struct oxygen *chip)
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@ -401,6 +405,7 @@ static void xonar_st_init(struct oxygen *chip)
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{
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{
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struct xonar_pcm179x *data = chip->model_data;
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struct xonar_pcm179x *data = chip->model_data;
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data->has_cs2000 = 1;
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data->cs2000_fun_cfg_1 = CS2000_REF_CLK_DIV_1;
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data->cs2000_fun_cfg_1 = CS2000_REF_CLK_DIV_1;
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oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
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oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
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@ -486,18 +491,57 @@ static void xonar_st_resume(struct oxygen *chip)
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xonar_stx_resume(chip);
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xonar_stx_resume(chip);
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}
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}
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static void set_pcm1796_params(struct oxygen *chip,
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static unsigned int mclk_from_rate(struct oxygen *chip, unsigned int rate)
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struct snd_pcm_hw_params *params)
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{
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struct xonar_pcm179x *data = chip->model_data;
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if (rate <= 32000)
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return OXYGEN_I2S_MCLK_512;
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else if (rate <= 48000 && data->os_128)
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return OXYGEN_I2S_MCLK_512;
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else if (rate <= 96000)
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return OXYGEN_I2S_MCLK_256;
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else
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return OXYGEN_I2S_MCLK_128;
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}
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static unsigned int get_pcm1796_i2s_mclk(struct oxygen *chip,
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unsigned int channel,
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struct snd_pcm_hw_params *params)
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{
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if (channel == PCM_MULTICH)
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return mclk_from_rate(chip, params_rate(params));
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else
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return oxygen_default_i2s_mclk(chip, channel, params);
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}
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static void update_pcm1796_oversampling(struct oxygen *chip)
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{
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{
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struct xonar_pcm179x *data = chip->model_data;
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struct xonar_pcm179x *data = chip->model_data;
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unsigned int i;
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unsigned int i;
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u8 reg;
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u8 reg;
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reg = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
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if (data->current_rate <= 32000)
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reg = PCM1796_OS_128;
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else if (data->current_rate <= 48000 && data->os_128)
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reg = PCM1796_OS_128;
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else if (data->current_rate <= 96000 || data->os_128)
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reg = PCM1796_OS_64;
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else
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reg = PCM1796_OS_32;
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for (i = 0; i < data->dacs; ++i)
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for (i = 0; i < data->dacs; ++i)
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pcm1796_write_cached(chip, i, 20, reg);
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pcm1796_write_cached(chip, i, 20, reg);
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}
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}
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static void set_pcm1796_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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{
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struct xonar_pcm179x *data = chip->model_data;
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data->current_rate = params_rate(params);
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update_pcm1796_oversampling(chip);
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}
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static void update_pcm1796_volume(struct oxygen *chip)
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static void update_pcm1796_volume(struct oxygen *chip)
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{
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{
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struct xonar_pcm179x *data = chip->model_data;
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struct xonar_pcm179x *data = chip->model_data;
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@ -526,26 +570,44 @@ static void update_pcm1796_mute(struct oxygen *chip)
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pcm1796_write_cached(chip, i, 18, value);
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pcm1796_write_cached(chip, i, 18, value);
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}
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}
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static void set_cs2000_params(struct oxygen *chip,
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static void update_cs2000_rate(struct oxygen *chip, unsigned int rate)
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struct snd_pcm_hw_params *params)
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{
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{
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/* XXX Why is the I2S A MCLK half the actual I2S multich MCLK? */
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struct xonar_pcm179x *data = chip->model_data;
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static const u8 rate_mclks[] = {
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[OXYGEN_RATE_32000] = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_128,
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[OXYGEN_RATE_44100] = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_128,
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[OXYGEN_RATE_48000] = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_128,
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[OXYGEN_RATE_64000] = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_256,
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[OXYGEN_RATE_88200] = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256,
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[OXYGEN_RATE_96000] = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256,
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[OXYGEN_RATE_176400] = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256,
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[OXYGEN_RATE_192000] = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256,
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};
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unsigned int rate_index;
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u8 rate_mclk, reg;
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u8 rate_mclk, reg;
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rate_index = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
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switch (rate) {
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& OXYGEN_I2S_RATE_MASK;
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/* XXX Why is the I2S A MCLK half the actual I2S MCLK? */
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rate_mclk = rate_mclks[rate_index];
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case 32000:
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rate_mclk = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_256;
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break;
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case 44100:
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if (data->os_128)
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rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256;
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else
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rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_128;
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break;
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default: /* 48000 */
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if (data->os_128)
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rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256;
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else
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rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_128;
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break;
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case 64000:
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rate_mclk = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_256;
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break;
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case 88200:
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rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256;
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break;
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case 96000:
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rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256;
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break;
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case 176400:
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rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256;
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break;
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case 192000:
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rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256;
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break;
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}
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oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, rate_mclk,
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oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, rate_mclk,
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OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_MCLK_MASK);
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OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_MCLK_MASK);
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if ((rate_mclk & OXYGEN_I2S_MCLK_MASK) <= OXYGEN_I2S_MCLK_128)
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if ((rate_mclk & OXYGEN_I2S_MCLK_MASK) <= OXYGEN_I2S_MCLK_128)
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@ -558,7 +620,7 @@ static void set_cs2000_params(struct oxygen *chip,
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static void set_st_params(struct oxygen *chip,
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static void set_st_params(struct oxygen *chip,
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struct snd_pcm_hw_params *params)
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struct snd_pcm_hw_params *params)
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{
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{
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set_cs2000_params(chip, params);
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update_cs2000_rate(chip, params_rate(params));
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set_pcm1796_params(chip, params);
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set_pcm1796_params(chip, params);
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}
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}
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@ -580,6 +642,59 @@ static const struct snd_kcontrol_new alt_switch = {
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.private_value = GPIO_D2_ALT,
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.private_value = GPIO_D2_ALT,
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};
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};
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static int os_128_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
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{
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static const char *const names[2] = { "64x", "128x" };
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info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
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info->count = 1;
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info->value.enumerated.items = 2;
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if (info->value.enumerated.item >= 2)
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info->value.enumerated.item = 1;
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strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
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return 0;
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}
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static int os_128_get(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct xonar_pcm179x *data = chip->model_data;
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value->value.enumerated.item[0] = data->os_128;
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return 0;
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}
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static int os_128_put(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_value *value)
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{
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struct oxygen *chip = ctl->private_data;
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struct xonar_pcm179x *data = chip->model_data;
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int changed;
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mutex_lock(&chip->mutex);
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changed = value->value.enumerated.item[0] != data->os_128;
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if (changed) {
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data->os_128 = value->value.enumerated.item[0];
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if (data->has_cs2000)
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update_cs2000_rate(chip, data->current_rate);
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oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT,
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mclk_from_rate(chip, data->current_rate),
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OXYGEN_I2S_MCLK_MASK);
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update_pcm1796_oversampling(chip);
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}
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mutex_unlock(&chip->mutex);
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return changed;
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}
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static const struct snd_kcontrol_new os_128_control = {
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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.name = "DAC Oversampling Playback Enum",
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.info = os_128_info,
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.get = os_128_get,
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.put = os_128_put,
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};
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static int st_output_switch_info(struct snd_kcontrol *ctl,
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static int st_output_switch_info(struct snd_kcontrol *ctl,
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struct snd_ctl_elem_info *info)
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struct snd_ctl_elem_info *info)
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{
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{
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@ -745,7 +860,20 @@ static int xonar_st_control_filter(struct snd_kcontrol_new *template)
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static int xonar_d2_mixer_init(struct oxygen *chip)
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static int xonar_d2_mixer_init(struct oxygen *chip)
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{
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{
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return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
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int err;
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err = snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
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if (err < 0)
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return err;
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err = snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip));
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if (err < 0)
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return err;
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return 0;
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}
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static int xonar_hdav_mixer_init(struct oxygen *chip)
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{
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return snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip));
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}
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}
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static int xonar_st_mixer_init(struct oxygen *chip)
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static int xonar_st_mixer_init(struct oxygen *chip)
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@ -759,6 +887,9 @@ static int xonar_st_mixer_init(struct oxygen *chip)
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if (err < 0)
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if (err < 0)
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return err;
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return err;
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}
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}
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err = snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip));
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if (err < 0)
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return err;
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return 0;
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return 0;
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}
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}
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@ -771,7 +902,7 @@ static const struct oxygen_model model_xonar_d2 = {
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.cleanup = xonar_d2_cleanup,
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.cleanup = xonar_d2_cleanup,
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.suspend = xonar_d2_suspend,
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.suspend = xonar_d2_suspend,
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.resume = xonar_d2_resume,
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.resume = xonar_d2_resume,
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.get_i2s_mclk = oxygen_default_i2s_mclk,
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.get_i2s_mclk = get_pcm1796_i2s_mclk,
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.set_dac_params = set_pcm1796_params,
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.set_dac_params = set_pcm1796_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.update_dac_volume = update_pcm1796_volume,
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.update_dac_volume = update_pcm1796_volume,
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@ -798,11 +929,12 @@ static const struct oxygen_model model_xonar_hdav = {
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.longname = "Asus Virtuoso 200",
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.longname = "Asus Virtuoso 200",
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.chip = "AV200",
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.chip = "AV200",
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.init = xonar_hdav_init,
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.init = xonar_hdav_init,
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.mixer_init = xonar_hdav_mixer_init,
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.cleanup = xonar_hdav_cleanup,
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.cleanup = xonar_hdav_cleanup,
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.suspend = xonar_hdav_suspend,
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.suspend = xonar_hdav_suspend,
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.resume = xonar_hdav_resume,
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.resume = xonar_hdav_resume,
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.pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
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.pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
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.get_i2s_mclk = oxygen_default_i2s_mclk,
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.get_i2s_mclk = get_pcm1796_i2s_mclk,
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.set_dac_params = set_hdav_params,
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.set_dac_params = set_hdav_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.update_dac_volume = update_pcm1796_volume,
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.update_dac_volume = update_pcm1796_volume,
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@ -833,7 +965,7 @@ static const struct oxygen_model model_xonar_st = {
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.cleanup = xonar_st_cleanup,
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.cleanup = xonar_st_cleanup,
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.suspend = xonar_st_suspend,
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.suspend = xonar_st_suspend,
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.resume = xonar_st_resume,
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.resume = xonar_st_resume,
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.get_i2s_mclk = oxygen_default_i2s_mclk,
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.get_i2s_mclk = get_pcm1796_i2s_mclk,
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.set_dac_params = set_st_params,
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.set_dac_params = set_st_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.set_adc_params = xonar_set_cs53x1_params,
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.update_dac_volume = update_pcm1796_volume,
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.update_dac_volume = update_pcm1796_volume,
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