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- Fix gain control.

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- play mono stuff on all channels.
This commit is contained in:
is 1997-07-10 22:18:42 +00:00
parent e9044db523
commit c7e3ab1310
1 changed files with 22 additions and 6 deletions
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28
sys/arch/amiga/dev/aucc.c
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@ -1,4 +1,4 @@
/* $NetBSD: aucc.c,v 1.9 1997/07/09 22:37:08 is Exp $ */
/* $NetBSD: aucc.c,v 1.10 1997/07/10 22:18:42 is Exp $ */
#undef AUDIO_DEBUG
/*
* Copyright (c) 1997 Stephan Thesing
@ -575,7 +575,9 @@ aucc_start_output(addr, p, cc, intr, arg)
DPRINTF(("sa_start_output: cc=%d %p (%p)\n", cc, intr, arg));
mask &=masks[sc->sc_channels-1]; /* we use first sc_channels channels */
if (sc->sc_channels > 1)
mask &=masks[sc->sc_channels-1];
/* we use first sc_channels channels */
if (mask==0) /* active and used channels are disjoint */
return EINVAL;
@ -770,13 +772,25 @@ aucc_set_port(addr, cp)
if ((i<1)||(i>4))
return EINVAL;
#ifdef __XXXwhatsthat
if (cp->dev!=AUCC_VOLUME)
return EINVAL;
#endif
/* set volume for channel 0..i-1 */
for (j=0;j<i;j++)
sc->sc_channel[j].nd_volume=cp->un.value.level[j]>>2;
break;
if (i>1)
for (j=0;j<i;j++)
sc->sc_channel[j].nd_volume =
cp->un.value.level[j]>>2;
else if (sc->sc_channels > 1)
for (j=0; j<sc->sc_channels; j++)
sc->sc_channel[j].nd_volume =
cp->un.value.level[0]>>2;
else
for (j=0; j<4; j++)
sc->sc_channel[j].nd_volume =
cp->un.value.level[0]>>2;
break;
default:
return EINVAL;
@ -809,7 +823,9 @@ aucc_get_port(addr, cp)
return EINVAL;
for (j=0;j<i;j++)
cp->un.value.level[j]=sc->sc_channel[j].nd_volume<<2;
cp->un.value.level[j] =
(sc->sc_channel[j].nd_volume<<2) +
(sc->sc_channel[j].nd_volume>>4);
break;
default: