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make ess cards use a 64k buffer again, by implementing esschan_init()

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This commit is contained in:
Cameron Grant 1999-12-30 04:04:43 +00:00
parent e7d008b4bd
commit 69cbc772d9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=55254
3 changed files with 39 additions and 18 deletions
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19
sys/dev/sound/isa/sb.c
View file

@ -39,6 +39,8 @@
#include <dev/sound/isa/sb.h>
#include <dev/sound/chip.h>
#define ESS_BUFFSIZE (65536 - 256)
/* channel interface */
static void *sbchan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
static int sbchan_setdir(void *data, int dir);
@ -50,9 +52,7 @@ static int sbchan_getptr(void *data);
static pcmchan_caps *sbchan_getcaps(void *data);
/* channel interface for ESS */
#ifdef notyet
static void *esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
#endif
static int esschan_setdir(void *data, int dir);
static int esschan_setformat(void *data, u_int32_t format);
static int esschan_setspeed(void *data, u_int32_t speed);
@ -127,7 +127,7 @@ static pcm_channel sb_chantemplate = {
};
static pcm_channel ess_chantemplate = {
sbchan_init,
esschan_init,
esschan_setdir,
esschan_setformat,
esschan_setspeed,
@ -888,13 +888,20 @@ sbchan_getcaps(void *data)
return (ch->buffer->chan >= 4)? &sb16_hcaps : &sb16_lcaps;
}
/* channel interface for ESS18xx */
#ifdef notyet
static void *
esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
{
/* the same as sbchan_init()? */
struct sb_info *sb = devinfo;
struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
ch->parent = sb;
ch->channel = c;
ch->buffer = b;
ch->buffer->bufsize = ESS_BUFFSIZE;
if (chn_allocbuf(ch->buffer, sb->parent_dmat) == -1) return NULL;
ch->buffer->chan = rman_get_start(sb->drq1);
return ch;
}
#endif
static int
esschan_setdir(void *data, int dir)

19
sys/dev/sound/isa/sb16.c
View file

@ -39,6 +39,8 @@
#include <dev/sound/isa/sb.h>
#include <dev/sound/chip.h>
#define ESS_BUFFSIZE (65536 - 256)
/* channel interface */
static void *sbchan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
static int sbchan_setdir(void *data, int dir);
@ -50,9 +52,7 @@ static int sbchan_getptr(void *data);
static pcmchan_caps *sbchan_getcaps(void *data);
/* channel interface for ESS */
#ifdef notyet
static void *esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
#endif
static int esschan_setdir(void *data, int dir);
static int esschan_setformat(void *data, u_int32_t format);
static int esschan_setspeed(void *data, u_int32_t speed);
@ -127,7 +127,7 @@ static pcm_channel sb_chantemplate = {
};
static pcm_channel ess_chantemplate = {
sbchan_init,
esschan_init,
esschan_setdir,
esschan_setformat,
esschan_setspeed,
@ -888,13 +888,20 @@ sbchan_getcaps(void *data)
return (ch->buffer->chan >= 4)? &sb16_hcaps : &sb16_lcaps;
}
/* channel interface for ESS18xx */
#ifdef notyet
static void *
esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
{
/* the same as sbchan_init()? */
struct sb_info *sb = devinfo;
struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
ch->parent = sb;
ch->channel = c;
ch->buffer = b;
ch->buffer->bufsize = ESS_BUFFSIZE;
if (chn_allocbuf(ch->buffer, sb->parent_dmat) == -1) return NULL;
ch->buffer->chan = rman_get_start(sb->drq1);
return ch;
}
#endif
static int
esschan_setdir(void *data, int dir)

19
sys/dev/sound/isa/sb8.c
View file

@ -39,6 +39,8 @@
#include <dev/sound/isa/sb.h>
#include <dev/sound/chip.h>
#define ESS_BUFFSIZE (65536 - 256)
/* channel interface */
static void *sbchan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
static int sbchan_setdir(void *data, int dir);
@ -50,9 +52,7 @@ static int sbchan_getptr(void *data);
static pcmchan_caps *sbchan_getcaps(void *data);
/* channel interface for ESS */
#ifdef notyet
static void *esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
#endif
static int esschan_setdir(void *data, int dir);
static int esschan_setformat(void *data, u_int32_t format);
static int esschan_setspeed(void *data, u_int32_t speed);
@ -127,7 +127,7 @@ static pcm_channel sb_chantemplate = {
};
static pcm_channel ess_chantemplate = {
sbchan_init,
esschan_init,
esschan_setdir,
esschan_setformat,
esschan_setspeed,
@ -888,13 +888,20 @@ sbchan_getcaps(void *data)
return (ch->buffer->chan >= 4)? &sb16_hcaps : &sb16_lcaps;
}
/* channel interface for ESS18xx */
#ifdef notyet
static void *
esschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
{
/* the same as sbchan_init()? */
struct sb_info *sb = devinfo;
struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
ch->parent = sb;
ch->channel = c;
ch->buffer = b;
ch->buffer->bufsize = ESS_BUFFSIZE;
if (chn_allocbuf(ch->buffer, sb->parent_dmat) == -1) return NULL;
ch->buffer->chan = rman_get_start(sb->drq1);
return ch;
}
#endif
static int
esschan_setdir(void *data, int dir)