24 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#define MAXPACK 503#define MAXBUFFERMS 1004#define MAXSTRIDE 35 6#define SSS (((MAXPACK*MAXBUFFERMS*MAXSTRIDE + 4096) / 4096) * 4096)7struct snd_usx2y_hwdep_pcm_shm {8 char playback[SSS];9 char capture0x8[SSS];10 char capture0xA[SSS];11 volatile int playback_iso_head;12 int playback_iso_start;13 struct {14 int frame,15 offset,16 length;17 } captured_iso[128];18 volatile int captured_iso_head;19 volatile unsigned captured_iso_frames;20 int capture_iso_start;21};22 23int usx2y_hwdep_pcm_new(struct snd_card *card);24