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/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2013-2015 Freescale Semiconductor Inc.
* Copyright 2018 NXP
*
*/
#ifndef __FSL_DPOPR_H_
#define __FSL_DPOPR_H_
/** @addtogroup dpopr 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 {
uint8_t oprrws;
uint8_t oa;
uint8_t olws;
uint8_t oeane;
uint8_t 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;
uint16_t ndsn;
uint16_t nesn;
uint16_t ea_hseq;
char hseq_nlis;
uint16_t ea_tseq;
char tseq_nlis;
uint16_t ea_tptr;
uint16_t ea_hptr;
uint16_t opr_id;
uint16_t opr_vid;
};
#endif /* __FSL_DPOPR_H_ */
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