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/*
* Copyright 2017 NXP
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the above-listed copyright holders nor the
* names of any contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __FSL_DPOPR_H_
#define __FSL_DPOPR_H_
/* Data Path Order Restoration API
* Contains initialization APIs and runtime APIs for the Order Restoration
*/
/** Order Restoration properties */
/**
* Create a new Order Point Record option
*/
#define OPR_OPT_CREATE 0x1
/**
* Retire an existing Order Point Record option
*/
#define OPR_OPT_RETIRE 0x2
/**
* struct opr_cfg - Structure representing OPR configuration
* @oprrws: Order point record (OPR) restoration window size (0 to 5)
* 0 - Window size is 32 frames.
* 1 - Window size is 64 frames.
* 2 - Window size is 128 frames.
* 3 - Window size is 256 frames.
* 4 - Window size is 512 frames.
* 5 - Window size is 1024 frames.
* @oa: OPR auto advance NESN window size (0 disabled, 1 enabled)
* @olws: OPR acceptable late arrival window size (0 to 3)
* 0 - Disabled. Late arrivals are always rejected.
* 1 - Window size is 32 frames.
* 2 - Window size is the same as the OPR restoration
* window size configured in the OPRRWS field.
* 3 - Window size is 8192 frames. Late arrivals are
* always accepted.
* @oeane: Order restoration list (ORL) resource exhaustion
* advance NESN enable (0 disabled, 1 enabled)
* @oloe: OPR loose ordering enable (0 disabled, 1 enabled)
*/
struct opr_cfg {
u8 oprrws;
u8 oa;
u8 olws;
u8 oeane;
u8 oloe;
};
/**
* struct opr_qry - Structure representing OPR configuration
* @enable: Enabled state
* @rip: Retirement In Progress
* @ndsn: Next dispensed sequence number
* @nesn: Next expected sequence number
* @ea_hseq: Early arrival head sequence number
* @hseq_nlis: HSEQ not last in sequence
* @ea_tseq: Early arrival tail sequence number
* @tseq_nlis: TSEQ not last in sequence
* @ea_tptr: Early arrival tail pointer
* @ea_hptr: Early arrival head pointer
* @opr_id: Order Point Record ID
* @opr_vid: Order Point Record Virtual ID
*/
struct opr_qry {
char enable;
char rip;
u16 ndsn;
u16 nesn;
u16 ea_hseq;
char hseq_nlis;
u16 ea_tseq;
char tseq_nlis;
u16 ea_tptr;
u16 ea_hptr;
u16 opr_id;
u16 opr_vid;
};
#endif /* __FSL_DPOPR_H_ */
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