/* SPDX-License-Identifier: GPL-2.0 */

/*
 * Copyright (c) 2019 MediaTek Inc.
 */

/*
 * GenieZone (hypervisor-based seucrity platform) enables hardware protected
 * and isolated security execution environment, includes
 * 1. GZ hypervisor
 * 2. Hypervisor-TEE OS (built-in Trusty OS)
 * 3. Drivers (ex: debug, communication and interrupt) for GZ and
 *    hypervisor-TEE OS
 * 4. GZ and hypervisor-TEE and GZ framework (supporting multiple TEE
 *    ecosystem, ex: M-TEE, Trusty, GlobalPlatform, ...)
 */


#ifndef TZ_MOD_H
#define TZ_MOD_H


/*****************************************************************************
 * MODULE DEFINITION
 *****************************************************************************/
#define MODULE_NAME "[MTEE_MOD]"
#define TZ_DEV_NAME "trustzone"
#define MAJOR_DEV_NUM 197

/*****************************************************************************
 * IOCTL DEFINITION
 *****************************************************************************/
#define MTEE_IOC_MAGIC 'T'
#define MTEE_CMD_OPEN_SESSION                                                  \
	_IOWR(MTEE_IOC_MAGIC, 1, struct kree_session_cmd_param)
#define MTEE_CMD_CLOSE_SESSION                                                 \
	_IOWR(MTEE_IOC_MAGIC, 2, struct kree_session_cmd_param)
#define MTEE_CMD_TEE_SERVICE                                                   \
	_IOWR(MTEE_IOC_MAGIC, 3, struct kree_tee_service_cmd_param)
#define MTEE_CMD_SHM_REG                                                       \
	_IOWR(MTEE_IOC_MAGIC, 4, struct kree_tee_service_cmd_param)
#define MTEE_CMD_FOD_TEE_SHM_ON                                                \
	_IO(MTEE_IOC_MAGIC, 16)
#define MTEE_CMD_FOD_TEE_SHM_OFF                                               \
	_IO(MTEE_IOC_MAGIC, 17)
#define MTEE_CMD_ADJUST_WQ_ATTR                                                \
	_IOW(MTEE_IOC_MAGIC, 21, char *)
#define TRUSTY_NOP_SET_PRI                                                     \
	_IOW(MTEE_IOC_MAGIC, 23, struct user_adjust_nop_pri)

#define DEV_IOC_MAXNR (10)

/* param for open/close session */
struct kree_session_cmd_param {
	int32_t ret;
	int32_t handle;
	uint64_t data;
};

/* param for tee service call */
struct kree_tee_service_cmd_param {
	int32_t ret;
	int32_t handle;
	uint32_t command;
	uint32_t paramTypes;
	uint64_t param;
	int32_t cpumask;
};

/* param for shared memory */
struct kree_sharedmemory_cmd_param {
	int32_t ret;
	uint32_t session;
	uint32_t mem_handle;
	uint32_t command;
	uint64_t buffer;
	uint32_t size;
	uint32_t control; /* 0 = write, 1 = read only */
};

/* Used for mapping user space address to physical memory */
struct MTIOMMU_PIN_RANGE_T {
	void *start;
	void *pageArray;
	uint32_t size;
	uint32_t nrPages;
	uint32_t isPage;
};

long _map_user_pages(struct MTIOMMU_PIN_RANGE_T *pinRange, unsigned long uaddr,
		     uint32_t size, uint32_t control);

struct kree_user_test_chm_param {
	uint32_t append_chm_session;
	uint32_t alloc_chm_session;
	uint32_t append_chm_handle;
};

struct kree_user_sc_param {
	uint32_t size;      /*alloc chm size*/
	uint32_t alignment; /*alloc alignment size*/
	uint32_t ION_handle;
	uint32_t other_handle; /*shm handle*/
	struct kree_user_test_chm_param chmp;
};

struct user_adjust_nop_pri {
	uint32_t policy;
};
#endif /* end of DEVFINO_H */