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audio: fixes for 2.10 

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Merge remote-tracking branch 'remotes/kraxel/tags/audio-20170717-pull-request' into staging

audio: fixes for 2.10

# gpg: Signature made Mon 17 Jul 2017 10:29:08 BST
# gpg:                using RSA key 0x4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/audio-20170717-pull-request:
  audio/adlib: remove limitation of one adlib card
  audio/fmopl: modify timer callback to give opaque and channel parameters in two arguments
  audio: st_rate_flow exist a infinite loop

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-07-17 15:43:15 +01:00
parent 1f244ebbba 639b49ef9a
commit 63dba7e6b1
4 changed files with 26 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
audio/rate_template.h
View File

@ -71,6 +71,12 @@ void NAME (void *opaque, struct st_sample *ibuf, struct st_sample *obuf,
while (rate->ipos <= (rate->opos >> 32)) {
ilast = *ibuf++;
rate->ipos++;
/* if ipos overflow, there is a infinite loop */
if (rate->ipos == 0xffffffff) {
rate->ipos = 1;
rate->opos = rate->opos & 0xffffffff;
}
/* See if we finished the input buffer yet */
if (ibuf >= iend) {
goto the_end;

14
hw/audio/adlib.c
View File

@ -74,8 +74,6 @@ typedef struct {
PortioList port_list;
} AdlibState;
static AdlibState *glob_adlib;
static void adlib_stop_opl_timer (AdlibState *s, size_t n)
{
OPLTimerOver (s->opl, n);
@ -130,9 +128,9 @@ static uint32_t adlib_read(void *opaque, uint32_t nport)
return data;
}
static void timer_handler (int c, double interval_Sec)
static void timer_handler (void *opaque, int c, double interval_Sec)
{
AdlibState *s = glob_adlib;
AdlibState *s = opaque;
unsigned n = c & 1;
#ifdef DEBUG
double interval;
@ -259,19 +257,13 @@ static void adlib_realizefn (DeviceState *dev, Error **errp)
AdlibState *s = ADLIB(dev);
struct audsettings as;
if (glob_adlib) {
error_setg (errp, "Cannot create more than 1 adlib device");
return;
}
glob_adlib = s;
s->opl = OPLCreate (3579545, s->freq);
if (!s->opl) {
error_setg (errp, "OPLCreate %d failed", s->freq);
return;
}
else {
OPLSetTimerHandler (s->opl, timer_handler, 0);
OPLSetTimerHandler(s->opl, timer_handler, s);
s->enabled = 1;
}

18
hw/audio/fmopl.c
View File

@ -788,14 +788,18 @@ static void OPLWriteReg(FM_OPL *OPL, int r, int v)
{
double interval = st2 ? (double)OPL->T[1]*OPL->TimerBase : 0.0;
OPL->st[1] = st2;
if (OPL->TimerHandler) (OPL->TimerHandler)(OPL->TimerParam+1,interval);
if (OPL->TimerHandler) {
(OPL->TimerHandler)(OPL->TimerParam, 1, interval);
}
}
/* timer 1 */
if(OPL->st[0] != st1)
{
double interval = st1 ? (double)OPL->T[0]*OPL->TimerBase : 0.0;
OPL->st[0] = st1;
if (OPL->TimerHandler) (OPL->TimerHandler)(OPL->TimerParam+0,interval);
if (OPL->TimerHandler) {
(OPL->TimerHandler)(OPL->TimerParam, 0, interval);
}
}
}
return;
@ -1128,10 +1132,11 @@ void OPLDestroy(FM_OPL *OPL)
/* ---------- Option handlers ---------- */
void OPLSetTimerHandler(FM_OPL *OPL,OPL_TIMERHANDLER TimerHandler,int channelOffset)
void OPLSetTimerHandler(FM_OPL *OPL, OPL_TIMERHANDLER TimerHandler,
void *param)
{
OPL->TimerHandler = TimerHandler;
OPL->TimerParam = channelOffset;
OPL->TimerParam = param;
}
/* ---------- YM3812 I/O interface ---------- */
@ -1197,6 +1202,9 @@ int OPLTimerOver(FM_OPL *OPL,int c)
}
}
/* reload timer */
if (OPL->TimerHandler) (OPL->TimerHandler)(OPL->TimerParam+c,(double)OPL->T[c]*OPL->TimerBase);
if (OPL->TimerHandler) {
(OPL->TimerHandler)(OPL->TimerParam, c,
(double)OPL->T[c] * OPL->TimerBase);
}
return OPL->status>>7;
}

7
hw/audio/fmopl.h
View File

@ -3,7 +3,7 @@
#include <stdint.h>
typedef void (*OPL_TIMERHANDLER)(int channel,double interval_Sec);
typedef void (*OPL_TIMERHANDLER)(void *param, int channel, double interval_Sec);
/* !!!!! here is private section , do not access there member direct !!!!! */
@ -87,13 +87,14 @@ typedef struct fm_opl_f {
uint8_t wavesel;
/* external event callback handler */
OPL_TIMERHANDLER TimerHandler; /* TIMER handler */
int TimerParam; /* TIMER parameter */
void *TimerParam; /* TIMER parameter */
} FM_OPL;
/* ---------- Generic interface section ---------- */
FM_OPL *OPLCreate(int clock, int rate);
void OPLDestroy(FM_OPL *OPL);
void OPLSetTimerHandler(FM_OPL *OPL,OPL_TIMERHANDLER TimerHandler,int channelOffset);
void OPLSetTimerHandler(FM_OPL *OPL, OPL_TIMERHANDLER TimerHandler,
void *param);
int OPLWrite(FM_OPL *OPL,int a,int v);
unsigned char OPLRead(FM_OPL *OPL,int a);