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/* SPDX-License-Identifier: GPL-2.0
*
* Copyright 2016-2018 HabanaLabs, Ltd.
* All Rights Reserved.
*
*/
#ifndef QMAN_IF_H
#define QMAN_IF_H
#include <linux/types.h>
/*
* PRIMARY QUEUE
*/
struct hl_bd {
__le64 ptr;
__le32 len;
__le32 ctl;
};
#define HL_BD_SIZE sizeof(struct hl_bd)
/*
* BD_CTL_REPEAT_VALID tells the CP whether the repeat field in the BD CTL is
* valid. 1 means the repeat field is valid, 0 means not-valid,
* i.e. repeat == 1
*/
#define BD_CTL_REPEAT_VALID_SHIFT 24
#define BD_CTL_REPEAT_VALID_MASK 0x01000000
#define BD_CTL_SHADOW_INDEX_SHIFT 0
#define BD_CTL_SHADOW_INDEX_MASK 0x00000FFF
/*
* COMPLETION QUEUE
*/
struct hl_cq_entry {
__le32 data;
};
#define HL_CQ_ENTRY_SIZE sizeof(struct hl_cq_entry)
#define CQ_ENTRY_READY_SHIFT 31
#define CQ_ENTRY_READY_MASK 0x80000000
#define CQ_ENTRY_SHADOW_INDEX_VALID_SHIFT 30
#define CQ_ENTRY_SHADOW_INDEX_VALID_MASK 0x40000000
#define CQ_ENTRY_SHADOW_INDEX_SHIFT BD_CTL_SHADOW_INDEX_SHIFT
#define CQ_ENTRY_SHADOW_INDEX_MASK BD_CTL_SHADOW_INDEX_MASK
#endif /* QMAN_IF_H */
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