diff options
Diffstat (limited to 'include/linux/ptp_clock.h')
| -rw-r--r-- | include/linux/ptp_clock.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/include/linux/ptp_clock.h b/include/linux/ptp_clock.h deleted file mode 100644 index 94e981f810a2..000000000000 --- a/include/linux/ptp_clock.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * PTP 1588 clock support - user space interface - * - * Copyright (C) 2010 OMICRON electronics GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef _PTP_CLOCK_H_ -#define _PTP_CLOCK_H_ - -#include <linux/ioctl.h> -#include <linux/types.h> - -/* PTP_xxx bits, for the flags field within the request structures. */ -#define PTP_ENABLE_FEATURE (1<<0) -#define PTP_RISING_EDGE (1<<1) -#define PTP_FALLING_EDGE (1<<2) - -/* - * struct ptp_clock_time - represents a time value - * - * The sign of the seconds field applies to the whole value. The - * nanoseconds field is always unsigned. The reserved field is - * included for sub-nanosecond resolution, should the demand for - * this ever appear. - * - */ -struct ptp_clock_time { - __s64 sec; /* seconds */ - __u32 nsec; /* nanoseconds */ - __u32 reserved; -}; - -struct ptp_clock_caps { - int max_adj; /* Maximum frequency adjustment in parts per billon. */ - int n_alarm; /* Number of programmable alarms. */ - int n_ext_ts; /* Number of external time stamp channels. */ - int n_per_out; /* Number of programmable periodic signals. */ - int pps; /* Whether the clock supports a PPS callback. */ - int rsv[15]; /* Reserved for future use. */ -}; - -struct ptp_extts_request { - unsigned int index; /* Which channel to configure. */ - unsigned int flags; /* Bit field for PTP_xxx flags. */ - unsigned int rsv[2]; /* Reserved for future use. */ -}; - -struct ptp_perout_request { - struct ptp_clock_time start; /* Absolute start time. */ - struct ptp_clock_time period; /* Desired period, zero means disable. */ - unsigned int index; /* Which channel to configure. */ - unsigned int flags; /* Reserved for future use. */ - unsigned int rsv[4]; /* Reserved for future use. */ -}; - -#define PTP_CLK_MAGIC '=' - -#define PTP_CLOCK_GETCAPS _IOR(PTP_CLK_MAGIC, 1, struct ptp_clock_caps) -#define PTP_EXTTS_REQUEST _IOW(PTP_CLK_MAGIC, 2, struct ptp_extts_request) -#define PTP_PEROUT_REQUEST _IOW(PTP_CLK_MAGIC, 3, struct ptp_perout_request) -#define PTP_ENABLE_PPS _IOW(PTP_CLK_MAGIC, 4, int) - -struct ptp_extts_event { - struct ptp_clock_time t; /* Time event occured. */ - unsigned int index; /* Which channel produced the event. */ - unsigned int flags; /* Reserved for future use. */ - unsigned int rsv[2]; /* Reserved for future use. */ -}; - -#endif |