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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2022 Intel Corporation.*/
#ifndef I3C_MCTP_H
#define I3C_MCTP_H
#define I3C_MCTP_PACKET_SIZE 68
#define I3C_MCTP_PAYLOAD_SIZE 64
#define I3C_MCTP_HDR_SIZE 4
struct i3c_mctp_client;
struct mctp_protocol_hdr {
u8 ver;
u8 dest;
u8 src;
u8 flags_seq_tag;
} __packed;
struct i3c_mctp_packet_data {
u8 protocol_hdr[I3C_MCTP_HDR_SIZE];
u8 payload[I3C_MCTP_PAYLOAD_SIZE];
};
struct i3c_mctp_packet {
struct i3c_mctp_packet_data data;
u32 size;
};
void *i3c_mctp_packet_alloc(gfp_t flags);
void i3c_mctp_packet_free(void *packet);
int i3c_mctp_get_eid(struct i3c_mctp_client *client, u8 domain_id, u8 *eid);
int i3c_mctp_send_packet(struct i3c_device *i3c, struct i3c_mctp_packet *tx_packet);
struct i3c_mctp_packet *i3c_mctp_receive_packet(struct i3c_mctp_client *client,
unsigned long timeout);
#endif /* I3C_MCTP_H */
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