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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_ */