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drivers/audio/cxd56: Workaround for HW issue of CXD56

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Because of HW issue, Audio output volume is limited until -30db as maximum.
This commit fix it. And fix the bug of voulme control.
This commit is contained in:
Takayoshi Koizumi 2022-04-27 21:56:39 +09:00 committed by Masayuki Ishikawa
parent ffab2dc628
commit afc09fb442
1 changed files with 6 additions and 6 deletions
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12
drivers/audio/cxd56.c
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@ -62,8 +62,8 @@
#define CXD56_IRQ1_BIT_MIC (1 << 6) /* AU0 */
#define CXD56_IRQ1_BIT_I2S1 (1 << 7) /* AU1 */
#define CXD56_VOL_MIN -1020
#define CXD56_VOL_MAX 120
#define CXD56_VOL_MIN (-1020)
#define CXD56_VOL_MAX (-30)
#define CXD56_VOL_MUTE (CXD56_VOL_MIN - 1)
#define CXD56_VOL_RANGE ((CXD56_VOL_MAX - CXD56_VOL_MIN) / 2)
#define CXD56_VOL_NX_TO_CXD56(v) ((int)((float)((v) / 1000.0) * CXD56_VOL_RANGE) \
@ -2733,8 +2733,8 @@ static int cxd56_configure(FAR struct audio_lowerhalf_s *lower,
priv->volume = CXD56_VOL_NX_TO_CXD56(volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_OUT, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN1, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN2, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN1, 0);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN2, 0);
}
else
{
@ -2762,8 +2762,8 @@ static int cxd56_configure(FAR struct audio_lowerhalf_s *lower,
else
{
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_OUT, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN1, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN2, priv->volume);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN1, 0);
cxd56_set_volume(CXD56_AUDIO_VOLID_MIXER_IN2, 0);
}
if (CXD56_AUDIO_ECODE_OK != ret)