name: msm_v4l2_vidc_buffer_event_start
ID: 653
format:
	field:unsigned short common_type;	offset:0;	size:2;	signed:0;
	field:unsigned char common_flags;	offset:2;	size:1;	signed:0;
	field:unsigned char common_preempt_count;	offset:3;	size:1;	signed:0;
	field:int common_pid;	offset:4;	size:4;	signed:1;

	field:char * event_type;	offset:8;	size:8;	signed:0;
	field:u32 device_addr;	offset:16;	size:4;	signed:0;
	field:int64_t timestamp;	offset:24;	size:8;	signed:1;
	field:u32 alloc_len;	offset:32;	size:4;	signed:0;
	field:u32 filled_len;	offset:36;	size:4;	signed:0;
	field:u32 offset;	offset:40;	size:4;	signed:0;

print fmt: "%s, device_addr : 0x%x, timestamp : %lld, alloc_len : 0x%x, filled_len : 0x%x, offset : 0x%x", REC->event_type, REC->device_addr, REC->timestamp, REC->alloc_len, REC->filled_len, REC->offset