void audiohw_set_headphone_vol(int vol_l, int vol_r)
{
int prev_l = wmc_vol.vol_l;
int prev_r = wmc_vol.vol_r;
int dac_l, dac_r, hp_l, hp_r;
int mix_l, mix_r, boost_l, boost_r;
wmc_vol.vol_l = vol_l;
wmc_vol.vol_r = vol_r;
/* Mixers are synced to provide full volume range on both the analogue
* and digital pathways */
get_headphone_levels(vol_l, &dac_l, &hp_l, &mix_l, &boost_l);
get_headphone_levels(vol_r, &dac_r, &hp_r, &mix_r, &boost_r);
wmc_vol.dac_l = dac_l;
wmc_vol.dac_r = dac_r;
sync_prescaler();
wmc_write_masked(WMC_LEFT_MIXER_CTRL, mix_l << WMC_BYPLMIXVOL_POS,
WMC_BYPLMIXVOL);
wmc_write_masked(WMC_LEFT_ADC_BOOST_CTRL,
boost_l << WMC_L2_2BOOSTVOL_POS, WMC_L2_2BOOSTVOL);
wmc_write_masked(WMC_LOUT1_HP_VOLUME_CTRL, hp_l, WMC_AVOL);
wmc_write_masked(WMC_RIGHT_MIXER_CTRL, mix_r << WMC_BYPRMIXVOL_POS,
WMC_BYPRMIXVOL);
wmc_write_masked(WMC_RIGHT_ADC_BOOST_CTRL,
boost_r << WMC_R2_2BOOSTVOL_POS, WMC_R2_2BOOSTVOL);
wmc_write_masked(WMC_ROUT1_HP_VOLUME_CTRL, hp_r, WMC_AVOL);
if (vol_l > 0)
{
/* Not muted and going up from mute level? */
if (prev_l <= 0 && !wmc_vol.ahw_mute)
wmc_clear(WMC_LOUT1_HP_VOLUME_CTRL, WMC_MUTE);
}
else
{
/* Going to mute level? */
if (prev_l > 0)
wmc_set(WMC_LOUT1_HP_VOLUME_CTRL, WMC_MUTE);
}
if (vol_r > 0)
{
/* Not muted and going up from mute level? */
if (prev_r <= 0 && !wmc_vol.ahw_mute)
wmc_clear(WMC_ROUT1_HP_VOLUME_CTRL, WMC_MUTE);
}
else
{
/* Going to mute level? */
if (prev_r > 0)
wmc_set(WMC_ROUT1_HP_VOLUME_CTRL, WMC_MUTE);
}
}
/* Set the depth of the 3D effect */
void audiohw_set_depth_3d(int val)
{
wmc_vol.enh_3d_prescaler = 10*val / 15; /* -5 dB @ full setting */
wmc_vol.enh_3d = val;
if (!wmc_vol.enh_3d_on)
val = 0;
sync_prescaler();
wmc_write_masked(WMC_3D_CONTROL, val, WMC_DEPTH3D);
}
/* Set prescaler to prevent clipping the output amp when applying positive
* gain to EQ bands. */
void audiohw_set_prescaler(int val)
{
wmc_vol.prescaler = val / 5; /* centibels->semi-decibels */
sync_prescaler();
}
void audiohw_set_prescaler(int value)
{
prescalertone = 3 * value / 15; /* value in tdB */
sync_prescaler();
}
