usx2yhwdeppcm.h

Go to the documentation of this file.

#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);