xref: /rk3399_ARM-atf/drivers/arm/rse/rse_comms_protocol_pointer_access.h (revision a1901c7d0d05ac02b254bf215fb889b9c0a9bc7d)
195511698STamas Ban /*
295511698STamas Ban  * Copyright (c) 2022, Arm Limited. All rights reserved.
395511698STamas Ban  *
495511698STamas Ban  * SPDX-License-Identifier: BSD-3-Clause
595511698STamas Ban  *
695511698STamas Ban  */
795511698STamas Ban 
8*e249e569STamas Ban #ifndef __RSE_COMMS_PROTOCOL_POINTER_ACCESS_H__
9*e249e569STamas Ban #define __RSE_COMMS_PROTOCOL_POINTER_ACCESS_H__
1095511698STamas Ban 
1195511698STamas Ban #include <cdefs.h>
1295511698STamas Ban 
1395511698STamas Ban #include <psa/client.h>
1495511698STamas Ban 
15*e249e569STamas Ban struct __packed rse_pointer_access_msg_t {
1695511698STamas Ban 	psa_handle_t handle;
1795511698STamas Ban 	uint32_t ctrl_param;
1895511698STamas Ban 	uint32_t io_sizes[PSA_MAX_IOVEC];
1995511698STamas Ban 	uint64_t host_ptrs[PSA_MAX_IOVEC];
2095511698STamas Ban };
2195511698STamas Ban 
22*e249e569STamas Ban struct __packed rse_pointer_access_reply_t {
2395511698STamas Ban 	int32_t return_val;
2495511698STamas Ban 	uint32_t out_sizes[PSA_MAX_IOVEC];
2595511698STamas Ban };
2695511698STamas Ban 
27*e249e569STamas Ban psa_status_t rse_protocol_pointer_access_serialize_msg(psa_handle_t handle,
2895511698STamas Ban 						       int16_t type,
2995511698STamas Ban 						       const psa_invec *in_vec,
3095511698STamas Ban 						       uint8_t in_len,
3195511698STamas Ban 						       const psa_outvec *out_vec,
3295511698STamas Ban 						       uint8_t out_len,
33*e249e569STamas Ban 						       struct rse_pointer_access_msg_t *msg,
3495511698STamas Ban 						       size_t *msg_len);
3595511698STamas Ban 
36*e249e569STamas Ban psa_status_t rse_protocol_pointer_access_deserialize_reply(psa_outvec *out_vec,
3795511698STamas Ban 							   uint8_t out_len,
3895511698STamas Ban 							   psa_status_t *return_val,
39*e249e569STamas Ban 							   const struct rse_pointer_access_reply_t *reply,
4095511698STamas Ban 							   size_t reply_size);
4195511698STamas Ban 
42*e249e569STamas Ban #endif /* __RSE_COMMS_PROTOCOL_POINTER_ACCESS_H__ */
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