xref: /kernel/linux/linux-6.6/drivers/firewire/nosy-user.h (revision 62306a36)
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162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci#ifndef __nosy_user_h
362306a36Sopenharmony_ci#define __nosy_user_h
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <linux/ioctl.h>
662306a36Sopenharmony_ci#include <linux/types.h>
762306a36Sopenharmony_ci
862306a36Sopenharmony_ci#define NOSY_IOC_GET_STATS _IOR('&', 0, struct nosy_stats)
962306a36Sopenharmony_ci#define NOSY_IOC_START     _IO('&', 1)
1062306a36Sopenharmony_ci#define NOSY_IOC_STOP      _IO('&', 2)
1162306a36Sopenharmony_ci#define NOSY_IOC_FILTER    _IOW('&', 2, __u32)
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_cistruct nosy_stats {
1462306a36Sopenharmony_ci	__u32 total_packet_count;
1562306a36Sopenharmony_ci	__u32 lost_packet_count;
1662306a36Sopenharmony_ci};
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_ci/*
1962306a36Sopenharmony_ci * Format of packets returned from the kernel driver:
2062306a36Sopenharmony_ci *
2162306a36Sopenharmony_ci *	quadlet with timestamp		(microseconds, CPU endian)
2262306a36Sopenharmony_ci *	quadlet-padded packet data...	(little endian)
2362306a36Sopenharmony_ci *	quadlet with ack		(little endian)
2462306a36Sopenharmony_ci */
2562306a36Sopenharmony_ci
2662306a36Sopenharmony_ci#endif /* __nosy_user_h */
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Indexes created Thu Nov 07 10:32:03 CST 2024