mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-03 09:01:52 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

ENS1370 fixes, YMFPCI code

Browse source
This commit is contained in:
Jaroslav Kysela 2001-04-24 08:58:21 +00:00
parent 5e5a429815
commit b238a26ea4
1 changed files with 29 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

33
src/pcm/pcm_surr.c
View file

@ -39,6 +39,7 @@
#define SURR_FLG_NO_4CH (1<<1)
#define SURR_FLG_NO_6CH (1<<2)
#define SURR_FLG_NO_CTL_CLOSE (1<<3)
#define SURR_FLG_FD1 (1<<4)
typedef struct _snd_pcm_surround snd_pcm_surround_t;
@ -643,12 +644,36 @@ static void close_ens1370(snd_pcm_surround_t *surr)
}
}
static int count_ymfpci(snd_ctl_t *ctl ATTRIBUTE_UNUSED,
snd_ctl_card_info_t *info ATTRIBUTE_UNUSED,
snd_pcm_surround_type_t type ATTRIBUTE_UNUSED)
{
/* this card supports multiopen also for 4CH !!! */
return 32 / 2 / 2; /* 32 voices / 2 (stereo) / 2 (count of streams) */
}
static int open_ymfpci(snd_pcm_surround_t *surr,
snd_ctl_card_info_t *info,
snd_pcm_surround_type_t type,
snd_pcm_stream_t stream, int mode)
{
int err;
if ((err = snd_pcm_surround_three_streams(surr, type,
snd_ctl_card_info_get_card(info),
0, 0, 2, 0, -1, -1,
stream, mode)) < 0)
return err;
return 0;
}
#define SND_CARD_TYPE_NONE SNDRV_CARD_TYPE_SB_10 /* this card definitely doesn't support surround */
static surround_open_t open_table[] = {
{ type: SND_CARD_TYPE_SI_7018, flags: 0, scount: count_si7018, sopen: open_si7018, sclose: NULL },
{ type: SND_CARD_TYPE_FM801, flags: 0, scount: count_generic, sopen: open_fm801, sclose: NULL },
{ type: SND_CARD_TYPE_ENS1370, flags: SURR_FLG_NO_6CH|SURR_FLG_NO_CTL_CLOSE, scount: count_generic, sopen: open_ens1370, sclose: close_ens1370 },
{ type: SND_CARD_TYPE_ENS1370, flags: SURR_FLG_NO_6CH|SURR_FLG_NO_CTL_CLOSE|SURR_FLG_FD1, scount: count_generic, sopen: open_ens1370, sclose: close_ens1370 },
{ type: SND_CARD_TYPE_YMFPCI, flags: SURR_FLG_NO_6CH, scount: count_ymfpci, sopen: open_ymfpci, sclose: NULL },
{ type: SND_CARD_TYPE_NONE, flags: 0, scount: NULL, sopen: NULL, sclose: NULL }
};
@ -740,9 +765,9 @@ int snd_pcm_surround_open(snd_pcm_t **pcmp, const char *name, int card, int dev,
pcm->fast_ops = &snd_pcm_surround_fast_ops;
pcm->fast_op_arg = pcm;
pcm->private_data = surr;
pcm->poll_fd = surr->pcm[0]->poll_fd;
pcm->hw_ptr = surr->pcm[0]->hw_ptr;
pcm->appl_ptr = surr->pcm[0]->appl_ptr;
pcm->poll_fd = surr->pcm[po->flags & SURR_FLG_FD1 ? 1 : 0]->poll_fd;
pcm->hw_ptr = surr->pcm[po->flags & SURR_FLG_FD1 ? 1 : 0]->hw_ptr;
pcm->appl_ptr = surr->pcm[po->flags & SURR_FLG_FD1 ? 1 : 0]->appl_ptr;
*pcmp = pcm;