diff options
Diffstat (limited to 'sound/pci/oxygen/xonar_pcm179x.c')
| -rw-r--r-- | sound/pci/oxygen/xonar_pcm179x.c | 85 |
1 files changed, 81 insertions, 4 deletions
diff --git a/sound/pci/oxygen/xonar_pcm179x.c b/sound/pci/oxygen/xonar_pcm179x.c index 7f153fb1848..ba18fb546b4 100644 --- a/sound/pci/oxygen/xonar_pcm179x.c +++ b/sound/pci/oxygen/xonar_pcm179x.c @@ -265,7 +265,8 @@ static void pcm1796_registers_init(struct oxygen *chip) + gain_offset); pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1] + gain_offset); - pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1); + pcm1796_write(chip, i, 19, + data->pcm1796_regs[0][19 - PCM1796_REG_BASE]); pcm1796_write(chip, i, 20, data->pcm1796_regs[0][20 - PCM1796_REG_BASE]); pcm1796_write(chip, i, 21, 0); @@ -278,6 +279,8 @@ static void pcm1796_init(struct oxygen *chip) data->pcm1796_regs[0][18 - PCM1796_REG_BASE] = PCM1796_MUTE | PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD; + data->pcm1796_regs[0][19 - PCM1796_REG_BASE] = + PCM1796_FLT_SHARP | PCM1796_ATS_1; data->pcm1796_regs[0][20 - PCM1796_REG_BASE] = PCM1796_OS_64; pcm1796_registers_init(chip); data->current_rate = 48000; @@ -642,6 +645,67 @@ static const struct snd_kcontrol_new alt_switch = { .private_value = GPIO_D2_ALT, }; +static int rolloff_info(struct snd_kcontrol *ctl, + struct snd_ctl_elem_info *info) +{ + static const char *const names[2] = { + "Sharp Roll-off", "Slow Roll-off" + }; + + info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + info->count = 1; + info->value.enumerated.items = 2; + if (info->value.enumerated.item >= 2) + info->value.enumerated.item = 1; + strcpy(info->value.enumerated.name, names[info->value.enumerated.item]); + return 0; +} + +static int rolloff_get(struct snd_kcontrol *ctl, + struct snd_ctl_elem_value *value) +{ + struct oxygen *chip = ctl->private_data; + struct xonar_pcm179x *data = chip->model_data; + + value->value.enumerated.item[0] = + (data->pcm1796_regs[0][19 - PCM1796_REG_BASE] & + PCM1796_FLT_MASK) != PCM1796_FLT_SHARP; + return 0; +} + +static int rolloff_put(struct snd_kcontrol *ctl, + struct snd_ctl_elem_value *value) +{ + struct oxygen *chip = ctl->private_data; + struct xonar_pcm179x *data = chip->model_data; + unsigned int i; + int changed; + u8 reg; + + mutex_lock(&chip->mutex); + reg = data->pcm1796_regs[0][19 - PCM1796_REG_BASE]; + reg &= ~PCM1796_FLT_MASK; + if (!value->value.enumerated.item[0]) + reg |= PCM1796_FLT_SHARP; + else + reg |= PCM1796_FLT_SLOW; + changed = reg != data->pcm1796_regs[0][19 - PCM1796_REG_BASE]; + if (changed) { + for (i = 0; i < data->dacs; ++i) + pcm1796_write(chip, i, 19, reg); + } + mutex_unlock(&chip->mutex); + return changed; +} + +static const struct snd_kcontrol_new rolloff_control = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "DAC Filter Playback Enum", + .info = rolloff_info, + .get = rolloff_get, + .put = rolloff_put, +}; + static int os_128_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info) { static const char *const names[2] = { "64x", "128x" }; @@ -858,6 +922,19 @@ static int xonar_st_control_filter(struct snd_kcontrol_new *template) return 0; } +static int add_pcm1796_controls(struct oxygen *chip) +{ + int err; + + err = snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip)); + if (err < 0) + return err; + err = snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip)); + if (err < 0) + return err; + return 0; +} + static int xonar_d2_mixer_init(struct oxygen *chip) { int err; @@ -865,7 +942,7 @@ static int xonar_d2_mixer_init(struct oxygen *chip) err = snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip)); if (err < 0) return err; - err = snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip)); + err = add_pcm1796_controls(chip); if (err < 0) return err; return 0; @@ -873,7 +950,7 @@ static int xonar_d2_mixer_init(struct oxygen *chip) static int xonar_hdav_mixer_init(struct oxygen *chip) { - return snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip)); + return add_pcm1796_controls(chip); } static int xonar_st_mixer_init(struct oxygen *chip) @@ -887,7 +964,7 @@ static int xonar_st_mixer_init(struct oxygen *chip) if (err < 0) return err; } - err = snd_ctl_add(chip->card, snd_ctl_new1(&os_128_control, chip)); + err = add_pcm1796_controls(chip); if (err < 0) return err; return 0; |