diff options
Diffstat (limited to 'hw/wm8750.c')
| -rw-r--r-- | hw/wm8750.c | 53 |
1 files changed, 41 insertions, 12 deletions
diff --git a/hw/wm8750.c b/hw/wm8750.c index 9c3437863d..c4df1250ec 100644 --- a/hw/wm8750.c +++ b/hw/wm8750.c @@ -42,14 +42,15 @@ struct wm8750_s { const struct wm_rate_s *rate; }; -/* pow(10.0, -i / 20.0), i = 0..42 */ +/* pow(10.0, -i / 20.0) * 255, i = 0..42 */ static const uint8_t wm8750_vol_db_table[] = { 255, 227, 203, 181, 161, 143, 128, 114, 102, 90, 81, 72, 64, 57, 51, 45, 40, 36, 32, 29, 26, 23, 20, 18, 16, 14, 13, 11, 10, 9, 8, 7, 6, 6, 5, 5, 4, 4, 3, 3, 3, 2, 2 }; -#define WM8750_VOL_TRANSFORM(x) wm8750_vol_db_table[(0x7f - x) / 3] +#define WM8750_OUTVOL_TRANSFORM(x) wm8750_vol_db_table[(0x7f - x) / 3] +#define WM8750_INVOL_TRANSFORM(x) (x << 2) static inline void wm8750_in_load(struct wm8750_s *s) { @@ -137,26 +138,32 @@ static void wm8750_vol_update(struct wm8750_s *s) { /* FIXME: multiply all volumes by s->invol[2], s->invol[3] */ - AUD_set_volume_in(*s->in[0], s->mute, - s->inmute[0] ? 0 : 0xff, - s->inmute[1] ? 0 : 0xff); + AUD_set_volume_in(s->adc_voice[0], s->mute, + s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), + s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); + AUD_set_volume_in(s->adc_voice[1], s->mute, + s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), + s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); + AUD_set_volume_in(s->adc_voice[2], s->mute, + s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), + s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); /* FIXME: multiply all volumes by s->outvol[0], s->outvol[1] */ /* Speaker: LOUT2VOL ROUT2VOL */ AUD_set_volume_out(s->dac_voice[0], s->mute, - s->outmute[0] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[4]), - s->outmute[1] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[5])); + s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[4]), + s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[5])); - /* Headphone: LOUT2VOL ROUT2VOL */ + /* Headphone: LOUT1VOL ROUT1VOL */ AUD_set_volume_out(s->dac_voice[1], s->mute, - s->outmute[0] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[2]), - s->outmute[1] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[3])); + s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[2]), + s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[3])); /* MONOOUT: MONOVOL MONOVOL */ AUD_set_volume_out(s->dac_voice[2], s->mute, - s->outmute[0] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[6]), - s->outmute[1] ? 0 : WM8750_VOL_TRANSFORM(s->outvol[6])); + s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[6]), + s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[6])); } static void wm8750_set_format(struct wm8750_s *s) @@ -253,6 +260,7 @@ void wm8750_reset(i2c_slave *i2c) s->outvol[3] = 0x79; s->outvol[4] = 0x79; s->outvol[5] = 0x79; + s->outvol[6] = 0x79; s->inmute[0] = 0; s->inmute[1] = 0; s->outmute[0] = 0; @@ -407,10 +415,12 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_LADC: /* Left ADC Digital Volume */ s->invol[2] = value & 0xff; /* LADCVOL */ + wm8750_vol_update(s); break; case WM8750_RADC: /* Right ADC Digital Volume */ s->invol[3] = value & 0xff; /* RADCVOL */ + wm8750_vol_update(s); break; case WM8750_ALC1: /* ALC Control (1) */ @@ -423,10 +433,12 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_LDAC: /* Left Channel Digital Volume */ s->outvol[0] = value & 0xff; /* LDACVOL */ + wm8750_vol_update(s); break; case WM8750_RDAC: /* Right Channel Digital Volume */ s->outvol[1] = value & 0xff; /* RDACVOL */ + wm8750_vol_update(s); break; case WM8750_BASS: /* Bass Control */ @@ -434,30 +446,43 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_LOUTM1: /* Left Mixer Control (1) */ s->path[0] = (value >> 8) & 1; /* LD2LO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_LOUTM2: /* Left Mixer Control (2) */ s->path[1] = (value >> 8) & 1; /* RD2LO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_ROUTM1: /* Right Mixer Control (1) */ s->path[2] = (value >> 8) & 1; /* LD2RO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_ROUTM2: /* Right Mixer Control (2) */ s->path[3] = (value >> 8) & 1; /* RD2RO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_MOUTM1: /* Mono Mixer Control (1) */ s->mpath[0] = (value >> 8) & 1; /* LD2MO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_MOUTM2: /* Mono Mixer Control (2) */ s->mpath[1] = (value >> 8) & 1; /* RD2MO */ + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_LOUT1V: /* LOUT1 Volume */ s->outvol[2] = value & 0x7f; /* LOUT1VOL */ + wm8750_vol_update(s); break; case WM8750_LOUT2V: /* LOUT2 Volume */ @@ -467,6 +492,7 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_ROUT1V: /* ROUT1 Volume */ s->outvol[3] = value & 0x7f; /* ROUT1VOL */ + wm8750_vol_update(s); break; case WM8750_ROUT2V: /* ROUT2 Volume */ @@ -476,6 +502,7 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_MOUTV: /* MONOOUT Volume */ s->outvol[6] = value & 0x7f; /* MONOOUTVOL */ + wm8750_vol_update(s); break; case WM8750_ADCTL2: /* Additional Control (2) */ @@ -483,6 +510,8 @@ static int wm8750_tx(i2c_slave *i2c, uint8_t data) case WM8750_PWR2: /* Power Management (2) */ s->power = value & 0x7e; + /* TODO: mute/unmute respective paths */ + wm8750_vol_update(s); break; case WM8750_IFACE: /* Digital Audio Interface Format */ |