xref: /linux/drivers/tee/tee_private.h (revision 95444b9eeb8c5c0330563931d70c61ca3b101548)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2015-2016, Linaro Limited
4  */
5 #ifndef TEE_PRIVATE_H
6 #define TEE_PRIVATE_H
7 
8 #include <linux/cdev.h>
9 #include <linux/completion.h>
10 #include <linux/device.h>
11 #include <linux/kref.h>
12 #include <linux/mutex.h>
13 #include <linux/types.h>
14 
15 int tee_shm_get_fd(struct tee_shm *shm);
16 
17 bool tee_device_get(struct tee_device *teedev);
18 void tee_device_put(struct tee_device *teedev);
19 
20 void teedev_ctx_get(struct tee_context *ctx);
21 void teedev_ctx_put(struct tee_context *ctx);
22 
23 struct tee_shm *tee_shm_alloc_user_buf(struct tee_context *ctx, size_t size);
24 struct tee_shm *tee_shm_register_user_buf(struct tee_context *ctx,
25 					  unsigned long addr, size_t length);
26 
27 #endif /*TEE_PRIVATE_H*/
28