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Update volume for WM8750 input voices. 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4322 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-05-04 10:55:25 +00:00
parent 683efdcbdb
commit db502b6126
1 changed files with 41 additions and 12 deletions
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53
hw/wm8750.c
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@ -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 */