ptp_clock.c File Reference

#include <linux/bitops.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/posix-clock.h>
#include <linux/pps_kernel.h>
#include <linux/slab.h>
#include <linux/syscalls.h>
#include <linux/uaccess.h>
#include "ptp_private.h"

Go to the source code of this file.

Macros
#define	PTP_MAX_ALARMS   4
#define	PTP_MAX_CLOCKS   8
#define	PTP_PPS_DEFAULTS   (PPS_CAPTUREASSERT | PPS_OFFSETASSERT)
#define	PTP_PPS_EVENT   PPS_CAPTUREASSERT
#define	PTP_PPS_MODE   (PTP_PPS_DEFAULTS | PPS_CANWAIT | PPS_TSFMT_TSPEC)

Functions
struct ptp_clock *	ptp_clock_register (struct ptp_clock_info *info, struct device *parent)
	EXPORT_SYMBOL (ptp_clock_register)
int	ptp_clock_unregister (struct ptp_clock *ptp)
	EXPORT_SYMBOL (ptp_clock_unregister)
void	ptp_clock_event (struct ptp_clock *ptp, struct ptp_clock_event *event)
	EXPORT_SYMBOL (ptp_clock_event)
int	ptp_clock_index (struct ptp_clock *ptp)
	EXPORT_SYMBOL (ptp_clock_index)
	subsys_initcall (ptp_init)
	module_exit (ptp_exit)
	MODULE_AUTHOR ("Richard Cochran <[email protected]>")
	MODULE_DESCRIPTION ("PTP clocks support")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define PTP_MAX_ALARMS   4

Definition at line 34 of file ptp_clock.c.

#define PTP_MAX_CLOCKS   8

Definition at line 35 of file ptp_clock.c.

#define PTP_PPS_DEFAULTS   (PPS_CAPTUREASSERT | PPS_OFFSETASSERT)

Definition at line 36 of file ptp_clock.c.

#define PTP_PPS_EVENT   PPS_CAPTUREASSERT

Definition at line 37 of file ptp_clock.c.

#define PTP_PPS_MODE   (PTP_PPS_DEFAULTS | PPS_CANWAIT | PPS_TSFMT_TSPEC)

Definition at line 38 of file ptp_clock.c.

Function Documentation

EXPORT_SYMBOL

(

ptp_clock_register

)

EXPORT_SYMBOL

(

ptp_clock_unregister

)

EXPORT_SYMBOL

(

ptp_clock_event

)

EXPORT_SYMBOL

(

ptp_clock_index

)

MODULE_AUTHOR

(

"Richard Cochran <[email protected]>"

)

MODULE_DESCRIPTION

(

"PTP clocks support"

)

module_exit

(

ptp_exit

)

MODULE_LICENSE

(

"GPL"

)

void ptp_clock_event	(	struct ptp_clock *	ptp,
		struct ptp_clock_event *	event
	)

ptp_clock_event() - notify the PTP layer about an event

: The clock obtained from ptp_clock_register(). : Message structure describing the event.

Definition at line 288 of file ptp_clock.c.

int ptp_clock_index

(

struct ptp_clock *

ptp

)

ptp_clock_index() - obtain the device index of a PTP clock

: The clock obtained from ptp_clock_register().

Definition at line 315 of file ptp_clock.c.

struct ptp_clock* ptp_clock_register ( struct ptp_clock_info *  info, struct device *  parent  )

read

ptp_clock_register() - register a PTP hardware clock driver

: Structure describing the new clock. : Pointer to the parent device of the new clock.

Definition at line 185 of file ptp_clock.c.

int ptp_clock_unregister

(

struct ptp_clock *

ptp

)

ptp_clock_unregister() - unregister a PTP hardware clock driver

: The clock to remove from service.

Definition at line 272 of file ptp_clock.c.

subsys_initcall

(

ptp_init

)