40 lines
821 B
C
40 lines
821 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2015-2019, MICROTRUST Incorporated
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* All Rights Reserved.
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*
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*/
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#ifndef _TZ_DCIH_H_
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#define _TZ_DCIH_H_
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#include <linux/completion.h>
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#include <ut_drv.h>
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#define MAX_DCIH_BUF_SIZE SZ_4K
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enum {
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DCIH_MODE_SLAVE,
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DCIH_MODE_MASTER,
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DCIH_MODE_INVALID,
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};
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struct dcih_reg_info {
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struct ut_drv_entry *drv_info;
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uint32_t mode;
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uint32_t buf_size;
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unsigned long virt_addr;
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unsigned long phy_addr;
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struct completion wait_notify; /* only for slave mode */
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struct completion wait_result; /* only for slave mode */
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struct list_head list;
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};
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void init_dcih_service(void);
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int tz_create_share_buffer(unsigned int driver_id, unsigned int buff_size);
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int tz_free_share_buffer(unsigned int driver_id);
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int tz_notify_ree_handler(unsigned int driver_id);
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#endif
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