xref: /openbmc/linux/drivers/firewire/nosy-user.h (revision b2441318)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __nosy_user_h
3 #define __nosy_user_h
4 
5 #include <linux/ioctl.h>
6 #include <linux/types.h>
7 
8 #define NOSY_IOC_GET_STATS _IOR('&', 0, struct nosy_stats)
9 #define NOSY_IOC_START     _IO('&', 1)
10 #define NOSY_IOC_STOP      _IO('&', 2)
11 #define NOSY_IOC_FILTER    _IOW('&', 2, __u32)
12 
13 struct nosy_stats {
14 	__u32 total_packet_count;
15 	__u32 lost_packet_count;
16 };
17 
18 /*
19  * Format of packets returned from the kernel driver:
20  *
21  *	quadlet with timestamp		(microseconds, CPU endian)
22  *	quadlet-padded packet data...	(little endian)
23  *	quadlet with ack		(little endian)
24  */
25 
26 #endif /* __nosy_user_h */
27