Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #define MAXPACK 50
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define MAXBUFFERMS 100
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) #define MAXSTRIDE 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #define SSS (((MAXPACK*MAXBUFFERMS*MAXSTRIDE + 4096) / 4096) * 4096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) struct snd_usx2y_hwdep_pcm_shm {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 	char playback[SSS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 	char capture0x8[SSS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 	char capture0xA[SSS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	volatile int playback_iso_head;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	int playback_iso_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 		int	frame,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 			offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 			length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	} captured_iso[128];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 	volatile int captured_iso_head;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	volatile unsigned captured_iso_frames;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	int capture_iso_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) int usx2y_hwdep_pcm_new(struct snd_card *card);