diff options
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/ntsync.h | 42 | ||||
| -rw-r--r-- | include/uapi/linux/pps_gen.h | 37 |
2 files changed, 76 insertions, 3 deletions
diff --git a/include/uapi/linux/ntsync.h b/include/uapi/linux/ntsync.h index dcfa38fdc93c..6d06793512b1 100644 --- a/include/uapi/linux/ntsync.h +++ b/include/uapi/linux/ntsync.h @@ -11,13 +11,49 @@ #include <linux/types.h> struct ntsync_sem_args { - __u32 sem; __u32 count; __u32 max; }; -#define NTSYNC_IOC_CREATE_SEM _IOWR('N', 0x80, struct ntsync_sem_args) +struct ntsync_mutex_args { + __u32 owner; + __u32 count; +}; + +struct ntsync_event_args { + __u32 manual; + __u32 signaled; +}; + +#define NTSYNC_WAIT_REALTIME 0x1 + +struct ntsync_wait_args { + __u64 timeout; + __u64 objs; + __u32 count; + __u32 index; + __u32 flags; + __u32 owner; + __u32 alert; + __u32 pad; +}; + +#define NTSYNC_MAX_WAIT_COUNT 64 + +#define NTSYNC_IOC_CREATE_SEM _IOW ('N', 0x80, struct ntsync_sem_args) +#define NTSYNC_IOC_WAIT_ANY _IOWR('N', 0x82, struct ntsync_wait_args) +#define NTSYNC_IOC_WAIT_ALL _IOWR('N', 0x83, struct ntsync_wait_args) +#define NTSYNC_IOC_CREATE_MUTEX _IOW ('N', 0x84, struct ntsync_mutex_args) +#define NTSYNC_IOC_CREATE_EVENT _IOW ('N', 0x87, struct ntsync_event_args) -#define NTSYNC_IOC_SEM_POST _IOWR('N', 0x81, __u32) +#define NTSYNC_IOC_SEM_RELEASE _IOWR('N', 0x81, __u32) +#define NTSYNC_IOC_MUTEX_UNLOCK _IOWR('N', 0x85, struct ntsync_mutex_args) +#define NTSYNC_IOC_MUTEX_KILL _IOW ('N', 0x86, __u32) +#define NTSYNC_IOC_EVENT_SET _IOR ('N', 0x88, __u32) +#define NTSYNC_IOC_EVENT_RESET _IOR ('N', 0x89, __u32) +#define NTSYNC_IOC_EVENT_PULSE _IOR ('N', 0x8a, __u32) +#define NTSYNC_IOC_SEM_READ _IOR ('N', 0x8b, struct ntsync_sem_args) +#define NTSYNC_IOC_MUTEX_READ _IOR ('N', 0x8c, struct ntsync_mutex_args) +#define NTSYNC_IOC_EVENT_READ _IOR ('N', 0x8d, struct ntsync_event_args) #endif diff --git a/include/uapi/linux/pps_gen.h b/include/uapi/linux/pps_gen.h new file mode 100644 index 000000000000..60a5d0fcfa68 --- /dev/null +++ b/include/uapi/linux/pps_gen.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * PPS generator API header + * + * Copyright (C) 2024 Rodolfo Giometti <giometti@enneenne.com> + */ + +#ifndef _PPS_GEN_H_ +#define _PPS_GEN_H_ + +#include <linux/types.h> +#include <linux/ioctl.h> + +/** + * struct pps_gen_event - the PPS generator events + * @event: the event type + * @sequence: the event sequence number + * + * Userspace can get the last PPS generator event by using the + * ioctl(pps_gen, PPS_GEN_FETCHEVENT, ...) syscall. + * The sequence field can be used to save the last event ID, while in the + * event field is stored the last event type. Currently known event is: + * + * PPS_GEN_EVENT_MISSEDPULSE : last pulse was not generated + */ +struct pps_gen_event { + unsigned int event; + unsigned int sequence; +}; + +#define PPS_GEN_EVENT_MISSEDPULSE 1 + +#define PPS_GEN_SETENABLE _IOW('p', 0xb1, unsigned int *) +#define PPS_GEN_USESYSTEMCLOCK _IOR('p', 0xb2, unsigned int *) +#define PPS_GEN_FETCHEVENT _IOR('p', 0xb3, struct pps_gen_event *) + +#endif /* _PPS_GEN_H_ */ |