/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) Rockchip Electronics Co., Ltd.
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*
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* Author: Huang Lee <Putin.li@rock-chips.com>
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*/
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#ifndef _RVE_DRIVER_H_
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#define _RVE_DRIVER_H_
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#include <linux/mutex.h>
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#include <linux/scatterlist.h>
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/* Use 'r' as magic number */
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#define RVE_IOC_MAGIC 'r'
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#define RVE_IOW(nr, type) _IOW(RVE_IOC_MAGIC, nr, type)
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#define RVE_IOR(nr, type) _IOR(RVE_IOC_MAGIC, nr, type)
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#define RVE_IOWR(nr, type) _IOWR(RVE_IOC_MAGIC, nr, type)
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#define RVE_IOC_GET_VER RVE_IOR(0x1, struct rve_version_t)
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#define RVE_IOC_GET_HW_VER RVE_IOR(0x2, struct rve_hw_versions_t)
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#define RVE_IOC_IMPORT_BUFFER RVE_IOWR(0x3, struct rve_buffer_pool)
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#define RVE_IOC_RELEASE_BUFFER RVE_IOW(0x4, struct rve_buffer_pool)
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#define RVE_IOC_START_CONFIG RVE_IOR(0x5, uint32_t)
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#define RVE_IOC_END_CONFIG RVE_IOWR(0x6, struct rve_user_ctx_t)
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#define RVE_IOC_CMD_CONFIG RVE_IOWR(0x7, struct rve_user_ctx_t)
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#define RVE_IOC_CANCEL_CONFIG RVE_IOWR(0x8, uint32_t)
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#define RVE_CMD_NUM_MAX 10
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#define RVE_BUFFER_POOL_SIZE_MAX 40
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enum rve_memory_type {
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RVE_DMA_BUFFER = 0,
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RVE_VIRTUAL_ADDRESS,
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RVE_PHYSICAL_ADDRESS
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};
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#define RVE_SCHED_PRIORITY_DEFAULT 0
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#define RVE_SCHED_PRIORITY_MAX 6
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#define RVE_VERSION_SIZE 16
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#define RVE_HW_SIZE 5
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struct rve_version_t {
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uint32_t major;
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uint32_t minor;
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uint32_t revision;
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uint32_t prod_num;
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uint8_t str[RVE_VERSION_SIZE];
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};
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struct rve_hw_versions_t {
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struct rve_version_t version[RVE_HW_SIZE];
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uint32_t size;
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};
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struct rve_user_ctx_t {
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uint32_t header;
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uint64_t regcmd_data;
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int32_t in_fence_fd;
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int32_t out_fence_fd;
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int32_t cmd_num;
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uint32_t id;
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uint8_t priority;
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uint32_t sync_mode;
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uint32_t disable_auto_cancel;
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uint32_t reserve[31];
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};
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#endif /*_RVE_DRIVER_H_*/
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