OpenCloudOS-Kernel/sound/usb/usx2y/usx2yhwdeppcm.h

24 lines
546 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#define MAXPACK 50
#define MAXBUFFERMS 100
#define MAXSTRIDE 3
#define SSS (((MAXPACK*MAXBUFFERMS*MAXSTRIDE + 4096) / 4096) * 4096)
struct snd_usx2y_hwdep_pcm_shm {
char playback[SSS];
char capture0x8[SSS];
char capture0xA[SSS];
volatile int playback_iso_head;
int playback_iso_start;
struct {
int frame,
offset,
length;
} captured_iso[128];
volatile int captured_iso_head;
volatile unsigned captured_iso_frames;
int capture_iso_start;
};
int usx2y_hwdep_pcm_new(struct snd_card *card);