/*
 * Linux network driver for QLogic BR-series Converged Network Adapter.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (GPL) Version 2 as
 * published by the Free Software Foundation
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */
/*
 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
 * Copyright (c) 2014-2015 QLogic Corporation
 * All rights reserved
 * www.qlogic.com
 */
#ifndef __BFA_DEFS_CNA_H__
#define __BFA_DEFS_CNA_H__

#include "bfa_defs.h"

/* FC physical port statistics. */
struct bfa_port_fc_stats {
	u64	secs_reset;	/*!< Seconds since stats is reset */
	u64	tx_frames;	/*!< Tx frames			*/
	u64	tx_words;	/*!< Tx words			*/
	u64	tx_lip;		/*!< Tx LIP			*/
	u64	tx_nos;		/*!< Tx NOS			*/
	u64	tx_ols;		/*!< Tx OLS			*/
	u64	tx_lr;		/*!< Tx LR			*/
	u64	tx_lrr;		/*!< Tx LRR			*/
	u64	rx_frames;	/*!< Rx frames			*/
	u64	rx_words;	/*!< Rx words			*/
	u64	lip_count;	/*!< Rx LIP			*/
	u64	nos_count;	/*!< Rx NOS			*/
	u64	ols_count;	/*!< Rx OLS			*/
	u64	lr_count;	/*!< Rx LR			*/
	u64	lrr_count;	/*!< Rx LRR			*/
	u64	invalid_crcs;	/*!< Rx CRC err frames		*/
	u64	invalid_crc_gd_eof; /*!< Rx CRC err good EOF frames */
	u64	undersized_frm; /*!< Rx undersized frames	*/
	u64	oversized_frm;	/*!< Rx oversized frames	*/
	u64	bad_eof_frm;	/*!< Rx frames with bad EOF	*/
	u64	error_frames;	/*!< Errored frames		*/
	u64	dropped_frames;	/*!< Dropped frames		*/
	u64	link_failures;	/*!< Link Failure (LF) count	*/
	u64	loss_of_syncs;	/*!< Loss of sync count		*/
	u64	loss_of_signals; /*!< Loss of signal count	*/
	u64	primseq_errs;	/*!< Primitive sequence protocol err. */
	u64	bad_os_count;	/*!< Invalid ordered sets	*/
	u64	err_enc_out;	/*!< Encoding err nonframe_8b10b */
	u64	err_enc;	/*!< Encoding err frame_8b10b	*/
	u64	bbsc_frames_lost; /*!< Credit Recovery-Frames Lost  */
	u64	bbsc_credits_lost; /*!< Credit Recovery-Credits Lost */
	u64	bbsc_link_resets; /*!< Credit Recovery-Link Resets   */
};

/* Eth Physical Port statistics. */
struct bfa_port_eth_stats {
	u64	secs_reset;	/*!< Seconds since stats is reset */
	u64	frame_64;	/*!< Frames 64 bytes		*/
	u64	frame_65_127;	/*!< Frames 65-127 bytes	*/
	u64	frame_128_255;	/*!< Frames 128-255 bytes	*/
	u64	frame_256_511;	/*!< Frames 256-511 bytes	*/
	u64	frame_512_1023;	/*!< Frames 512-1023 bytes	*/
	u64	frame_1024_1518; /*!< Frames 1024-1518 bytes	*/
	u64	frame_1519_1522; /*!< Frames 1519-1522 bytes	*/
	u64	tx_bytes;	/*!< Tx bytes			*/
	u64	tx_packets;	 /*!< Tx packets		*/
	u64	tx_mcast_packets; /*!< Tx multicast packets	*/
	u64	tx_bcast_packets; /*!< Tx broadcast packets	*/
	u64	tx_control_frame; /*!< Tx control frame		*/
	u64	tx_drop;	/*!< Tx drops			*/
	u64	tx_jabber;	/*!< Tx jabber			*/
	u64	tx_fcs_error;	/*!< Tx FCS errors		*/
	u64	tx_fragments;	/*!< Tx fragments		*/
	u64	rx_bytes;	/*!< Rx bytes			*/
	u64	rx_packets;	/*!< Rx packets			*/
	u64	rx_mcast_packets; /*!< Rx multicast packets	*/
	u64	rx_bcast_packets; /*!< Rx broadcast packets	*/
	u64	rx_control_frames; /*!< Rx control frames	*/
	u64	rx_unknown_opcode; /*!< Rx unknown opcode	*/
	u64	rx_drop;	/*!< Rx drops			*/
	u64	rx_jabber;	/*!< Rx jabber			*/
	u64	rx_fcs_error;	/*!< Rx FCS errors		*/
	u64	rx_alignment_error; /*!< Rx alignment errors	*/
	u64	rx_frame_length_error; /*!< Rx frame len errors	*/
	u64	rx_code_error;	/*!< Rx code errors		*/
	u64	rx_fragments;	/*!< Rx fragments		*/
	u64	rx_pause;	/*!< Rx pause			*/
	u64	rx_zero_pause;	/*!< Rx zero pause		*/
	u64	tx_pause;	/*!< Tx pause			*/
	u64	tx_zero_pause;	/*!< Tx zero pause		*/
	u64	rx_fcoe_pause;	/*!< Rx FCoE pause		*/
	u64	rx_fcoe_zero_pause; /*!< Rx FCoE zero pause	*/
	u64	tx_fcoe_pause;	/*!< Tx FCoE pause		*/
	u64	tx_fcoe_zero_pause; /*!< Tx FCoE zero pause	*/
	u64	rx_iscsi_pause;	/*!< Rx iSCSI pause		*/
	u64	rx_iscsi_zero_pause; /*!< Rx iSCSI zero pause	*/
	u64	tx_iscsi_pause;	/*!< Tx iSCSI pause		*/
	u64	tx_iscsi_zero_pause; /*!< Tx iSCSI zero pause	*/
};

/* Port statistics. */
union bfa_port_stats_u {
	struct bfa_port_fc_stats fc;
	struct bfa_port_eth_stats eth;
};

#define BFA_CEE_LLDP_MAX_STRING_LEN (128)
#define BFA_CEE_DCBX_MAX_PRIORITY	(8)
#define BFA_CEE_DCBX_MAX_PGID		(8)

#define BFA_CEE_LLDP_SYS_CAP_OTHER	0x0001
#define BFA_CEE_LLDP_SYS_CAP_REPEATER	0x0002
#define BFA_CEE_LLDP_SYS_CAP_MAC_BRIDGE	0x0004
#define BFA_CEE_LLDP_SYS_CAP_WLAN_AP	0x0008
#define BFA_CEE_LLDP_SYS_CAP_ROUTER	0x0010
#define BFA_CEE_LLDP_SYS_CAP_TELEPHONE	0x0020
#define BFA_CEE_LLDP_SYS_CAP_DOCSIS_CD	0x0040
#define BFA_CEE_LLDP_SYS_CAP_STATION	0x0080
#define BFA_CEE_LLDP_SYS_CAP_CVLAN	0x0100
#define BFA_CEE_LLDP_SYS_CAP_SVLAN	0x0200
#define BFA_CEE_LLDP_SYS_CAP_TPMR	0x0400

/* LLDP string type */
struct bfa_cee_lldp_str {
	u8 sub_type;
	u8 len;
	u8 rsvd[2];
	u8 value[BFA_CEE_LLDP_MAX_STRING_LEN];
} __packed;

/* LLDP parameters */
struct bfa_cee_lldp_cfg {
	struct bfa_cee_lldp_str chassis_id;
	struct bfa_cee_lldp_str port_id;
	struct bfa_cee_lldp_str port_desc;
	struct bfa_cee_lldp_str sys_name;
	struct bfa_cee_lldp_str sys_desc;
	struct bfa_cee_lldp_str mgmt_addr;
	u16 time_to_live;
	u16 enabled_system_cap;
} __packed;

enum bfa_cee_dcbx_version {
	DCBX_PROTOCOL_PRECEE	= 1,
	DCBX_PROTOCOL_CEE	= 2,
};

enum bfa_cee_lls {
	/* LLS is down because the TLV not sent by the peer */
	CEE_LLS_DOWN_NO_TLV = 0,
	/* LLS is down as advertised by the peer */
	CEE_LLS_DOWN	= 1,
	CEE_LLS_UP	= 2,
};

/* CEE/DCBX parameters */
struct bfa_cee_dcbx_cfg {
	u8 pgid[BFA_CEE_DCBX_MAX_PRIORITY];
	u8 pg_percentage[BFA_CEE_DCBX_MAX_PGID];
	u8 pfc_primap; /* bitmap of priorties with PFC enabled */
	u8 fcoe_primap; /* bitmap of priorities used for FcoE traffic */
	u8 iscsi_primap; /* bitmap of priorities used for iSCSI traffic */
	u8 dcbx_version; /* operating version:CEE or preCEE */
	u8 lls_fcoe; /* FCoE Logical Link Status */
	u8 lls_lan; /* LAN Logical Link Status */
	u8 rsvd[2];
} __packed;

/* CEE status */
/* Making this to tri-state for the benefit of port list command */
enum bfa_cee_status {
	CEE_UP = 0,
	CEE_PHY_UP = 1,
	CEE_LOOPBACK = 2,
	CEE_PHY_DOWN = 3,
};

/* CEE Query */
struct bfa_cee_attr {
	u8	cee_status;
	u8 error_reason;
	struct bfa_cee_lldp_cfg lldp_remote;
	struct bfa_cee_dcbx_cfg dcbx_remote;
	u8 src_mac[ETH_ALEN];
	u8 link_speed;
	u8 nw_priority;
	u8 filler[2];
} __packed;

/* LLDP/DCBX/CEE Statistics */
struct bfa_cee_stats {
	u32	lldp_tx_frames;		/*!< LLDP Tx Frames */
	u32	lldp_rx_frames;		/*!< LLDP Rx Frames */
	u32	lldp_rx_frames_invalid;	/*!< LLDP Rx Frames invalid */
	u32	lldp_rx_frames_new;	/*!< LLDP Rx Frames new */
	u32	lldp_tlvs_unrecognized;	/*!< LLDP Rx unrecognized TLVs */
	u32	lldp_rx_shutdown_tlvs;	/*!< LLDP Rx shutdown TLVs */
	u32	lldp_info_aged_out;	/*!< LLDP remote info aged out */
	u32	dcbx_phylink_ups;	/*!< DCBX phy link ups */
	u32	dcbx_phylink_downs;	/*!< DCBX phy link downs */
	u32	dcbx_rx_tlvs;		/*!< DCBX Rx TLVs */
	u32	dcbx_rx_tlvs_invalid;	/*!< DCBX Rx TLVs invalid */
	u32	dcbx_control_tlv_error;	/*!< DCBX control TLV errors */
	u32	dcbx_feature_tlv_error;	/*!< DCBX feature TLV errors */
	u32	dcbx_cee_cfg_new;	/*!< DCBX new CEE cfg rcvd */
	u32	cee_status_down;	/*!< CEE status down */
	u32	cee_status_up;		/*!< CEE status up */
	u32	cee_hw_cfg_changed;	/*!< CEE hw cfg changed */
	u32	cee_rx_invalid_cfg;	/*!< CEE invalid cfg */
} __packed;

#endif	/* __BFA_DEFS_CNA_H__ */