fs/smb/common/smbdirect/smbdirect_socket.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *   Copyright (c) 2025 Stefan Metzmacher
 */

#ifndef __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__
#define __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__

enum smbdirect_socket_status {
	SMBDIRECT_SOCKET_CREATED,
	SMBDIRECT_SOCKET_CONNECTING,
	SMBDIRECT_SOCKET_CONNECTED,
	SMBDIRECT_SOCKET_NEGOTIATE_FAILED,
	SMBDIRECT_SOCKET_DISCONNECTING,
	SMBDIRECT_SOCKET_DISCONNECTED,
	SMBDIRECT_SOCKET_DESTROYED
};

struct smbdirect_socket {
	enum smbdirect_socket_status status;

	/* RDMA related */
	struct {
		struct rdma_cm_id *cm_id;
	} rdma;

	/* IB verbs related */
	struct {
		struct ib_pd *pd;
		struct ib_cq *send_cq;
		struct ib_cq *recv_cq;

		/*
		 * shortcuts for rdma.cm_id->{qp,device};
		 */
		struct ib_qp *qp;
		struct ib_device *dev;
	} ib;

	struct smbdirect_socket_parameters parameters;
};

#endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__ */