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ravb_mch.h
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ravb_mch.h
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/*************************************************************************/ /*
avb-mch
Copyright (C) 2016-2017 Renesas Electronics Corporation
License Dual MIT/GPLv2
The contents of this file are subject to the MIT license as set out below.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
Alternatively, the contents of this file may be used under the terms of
the GNU General Public License Version 2 ("GPL") in which case the provisions
of GPL are applicable instead of those above.
If you wish to allow use of your version of this file only under the terms of
GPL, and not to allow others to use your version of this file under the terms
of the MIT license, indicate your decision by deleting the provisions above
and replace them with the notice and other provisions required by GPL as set
out in the file called "GPL-COPYING" included in this distribution. If you do
not delete the provisions above, a recipient may use your version of this file
under the terms of either the MIT license or GPL.
This License is also included in this distribution in the file called
"MIT-COPYING".
EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
GPLv2:
If you wish to use this file under the terms of GPL, following terms are
effective.
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; version 2 of the License.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/ /*************************************************************************/
#ifndef __RAVB_MCH_H__
#define __RAVB_MCH_H__
#ifdef __KERNEL__
/*
* In-Kernel API
*/
struct mch_timestamp {
u32 master;
u32 device;
};
void *mch_open(void);
int mch_close(void *mch);
int mch_set_interval(void *mch, u32 ns);
int mch_send_timestamps(void *mch,
struct mch_timestamp *ts,
int count);
int mch_get_recovery_value(void *mch, int *value);
/*
* In-Kernel PTP API
*/
int mch_ptp_get_time(u64 *ns);
/*
* In-Kernel PTP Capture API
*/
void *mch_ptp_open(void);
int mch_ptp_close(void *ptp_handle);
int mch_ptp_capture_start(void *ptp_handle,
int ch,
int max_count);
int mch_ptp_capture_stop(void *ptp_handle);
int mch_ptp_get_timestamps(void *ptp_handle,
int req_count,
u64 *timestamps);
/*
* In-Kernel PTP Timer API
*/
void *mch_ptp_timer_open(u32 (*handler)(void *), void *priv);
int mch_ptp_timer_close(void *timer_handle);
int mch_ptp_timer_start(void *timer_handle, u32 start);
int mch_ptp_timer_cancel(void *timer_handle);
#endif /* __KERNEL__ */
#endif /* __RAVB_MCH_H__ */