drivers/net/benet/be_cmds.h

/*
 * Copyright (C) 2005 - 2009 ServerEngines
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.  The full GNU General
 * Public License is included in this distribution in the file called COPYING.
 *
 * Contact Information:
 * linux-drivers@serverengines.com
 *
 * ServerEngines
 * 209 N. Fair Oaks Ave
 * Sunnyvale, CA 94085
 */

/*
 * The driver sends configuration and managements command requests to the
 * firmware in the BE. These requests are communicated to the processor
 * using Work Request Blocks (WRBs) submitted to the MCC-WRB ring or via one
 * WRB inside a MAILBOX.
 * The commands are serviced by the ARM processor in the BladeEngine's MPU.
 */

struct be_sge {
	u32 pa_lo;
	u32 pa_hi;
	u32 len;
};

#define MCC_WRB_EMBEDDED_MASK	1 	/* bit 0 of dword 0*/
#define MCC_WRB_SGE_CNT_SHIFT	3	/* bits 3 - 7 of dword 0 */
#define MCC_WRB_SGE_CNT_MASK	0x1F	/* bits 3 - 7 of dword 0 */
struct be_mcc_wrb {
	u32 embedded;		/* dword 0 */
	u32 payload_length;	/* dword 1 */
	u32 tag0;		/* dword 2 */
	u32 tag1;		/* dword 3 */
	u32 rsvd;		/* dword 4 */
	union {
		u8 embedded_payload[236]; /* used by embedded cmds */
		struct be_sge sgl[19];    /* used by non-embedded cmds */
	} payload;
};

#define CQE_FLAGS_VALID_MASK 		(1 << 31)
#define CQE_FLAGS_ASYNC_MASK 		(1 << 30)
#define CQE_FLAGS_COMPLETED_MASK 	(1 << 28)
#define CQE_FLAGS_CONSUMED_MASK 	(1 << 27)

/* Completion Status */
enum {
	MCC_STATUS_SUCCESS = 0x0,
/* The client does not have sufficient privileges to execute the command */
	MCC_STATUS_INSUFFICIENT_PRIVILEGES = 0x1,
/* A parameter in the command was invalid. */
	MCC_STATUS_INVALID_PARAMETER = 0x2,
/* There are insufficient chip resources to execute the command */
	MCC_STATUS_INSUFFICIENT_RESOURCES = 0x3,
/* The command is completing because the queue was getting flushed */
	MCC_STATUS_QUEUE_FLUSHING = 0x4,
/* The command is completing with a DMA error */
	MCC_STATUS_DMA_FAILED = 0x5,
	MCC_STATUS_NOT_SUPPORTED = 66
};

#define CQE_STATUS_COMPL_MASK		0xFFFF
#define CQE_STATUS_COMPL_SHIFT		0	/* bits 0 - 15 */
#define CQE_STATUS_EXTD_MASK		0xFFFF
#define CQE_STATUS_EXTD_SHIFT		16	/* bits 16 - 31 */

struct be_mcc_compl {
	u32 status;		/* dword 0 */
	u32 tag0;		/* dword 1 */
	u32 tag1;		/* dword 2 */
	u32 flags;		/* dword 3 */
};

/* When the async bit of mcc_compl is set, the last 4 bytes of
 * mcc_compl is interpreted as follows:
 */
#define ASYNC_TRAILER_EVENT_CODE_SHIFT	8	/* bits 8 - 15 */
#define ASYNC_TRAILER_EVENT_CODE_MASK	0xFF
#define ASYNC_EVENT_CODE_LINK_STATE	0x1
struct be_async_event_trailer {
	u32 code;
};

enum {
	ASYNC_EVENT_LINK_DOWN 	= 0x0,
	ASYNC_EVENT_LINK_UP 	= 0x1
};

/* When the event code of an async trailer is link-state, the mcc_compl
 * must be interpreted as follows
 */
struct be_async_event_link_state {
	u8 physical_port;
	u8 port_link_status;
	u8 port_duplex;
	u8 port_speed;
	u8 port_fault;
	u8 rsvd0[7];
	struct be_async_event_trailer trailer;
} __packed;

struct be_mcc_mailbox {
	struct be_mcc_wrb wrb;
	struct be_mcc_compl compl;
};

#define CMD_SUBSYSTEM_COMMON	0x1
#define CMD_SUBSYSTEM_ETH 	0x3

#define OPCODE_COMMON_NTWK_MAC_QUERY			1
#define OPCODE_COMMON_NTWK_MAC_SET			2
#define OPCODE_COMMON_NTWK_MULTICAST_SET		3
#define OPCODE_COMMON_NTWK_VLAN_CONFIG  		4
#define OPCODE_COMMON_NTWK_LINK_STATUS_QUERY		5
#define OPCODE_COMMON_READ_FLASHROM			6
#define OPCODE_COMMON_WRITE_FLASHROM			7
#define OPCODE_COMMON_CQ_CREATE				12
#define OPCODE_COMMON_EQ_CREATE				13
#define OPCODE_COMMON_MCC_CREATE        		21
#define OPCODE_COMMON_NTWK_RX_FILTER    		34
#define OPCODE_COMMON_GET_FW_VERSION			35
#define OPCODE_COMMON_SET_FLOW_CONTROL			36
#define OPCODE_COMMON_GET_FLOW_CONTROL			37
#define OPCODE_COMMON_SET_FRAME_SIZE			39
#define OPCODE_COMMON_MODIFY_EQ_DELAY			41
#define OPCODE_COMMON_FIRMWARE_CONFIG			42
#define OPCODE_COMMON_NTWK_INTERFACE_CREATE 		50
#define OPCODE_COMMON_NTWK_INTERFACE_DESTROY 		51
#define OPCODE_COMMON_MCC_DESTROY        		53
#define OPCODE_COMMON_CQ_DESTROY        		54
#define OPCODE_COMMON_EQ_DESTROY        		55
#define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG		58
#define OPCODE_COMMON_NTWK_PMAC_ADD			59
#define OPCODE_COMMON_NTWK_PMAC_DEL			60
#define OPCODE_COMMON_FUNCTION_RESET			61
#define OPCODE_COMMON_ENABLE_DISABLE_BEACON		69
#define OPCODE_COMMON_GET_BEACON_STATE			70
#define OPCODE_COMMON_READ_TRANSRECV_DATA		73

#define OPCODE_ETH_ACPI_CONFIG				2
#define OPCODE_ETH_PROMISCUOUS				3
#define OPCODE_ETH_GET_STATISTICS			4
#define OPCODE_ETH_TX_CREATE				7
#define OPCODE_ETH_RX_CREATE            		8
#define OPCODE_ETH_TX_DESTROY           		9
#define OPCODE_ETH_RX_DESTROY           		10
#define OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG		12

struct be_cmd_req_hdr {
	u8 opcode;		/* dword 0 */
	u8 subsystem;		/* dword 0 */
	u8 port_number;		/* dword 0 */
	u8 domain;		/* dword 0 */
	u32 timeout;		/* dword 1 */
	u32 request_length;	/* dword 2 */
	u32 rsvd;		/* dword 3 */
};

#define RESP_HDR_INFO_OPCODE_SHIFT	0	/* bits 0 - 7 */
#define RESP_HDR_INFO_SUBSYS_SHIFT	8 	/* bits 8 - 15 */
struct be_cmd_resp_hdr {
	u32 info;		/* dword 0 */
	u32 status;		/* dword 1 */
	u32 response_length;	/* dword 2 */
	u32 actual_resp_len;	/* dword 3 */
};

struct phys_addr {
	u32 lo;
	u32 hi;
};

/**************************
 * BE Command definitions *
 **************************/

/* Pseudo amap definition in which each bit of the actual structure is defined
 * as a byte: used to calculate offset/shift/mask of each field */
struct amap_eq_context {
	u8 cidx[13];		/* dword 0*/
	u8 rsvd0[3];		/* dword 0*/
	u8 epidx[13];		/* dword 0*/
	u8 valid;		/* dword 0*/
	u8 rsvd1;		/* dword 0*/
	u8 size;		/* dword 0*/
	u8 pidx[13];		/* dword 1*/
	u8 rsvd2[3];		/* dword 1*/
	u8 pd[10];		/* dword 1*/
	u8 count[3];		/* dword 1*/
	u8 solevent;		/* dword 1*/
	u8 stalled;		/* dword 1*/
	u8 armed;		/* dword 1*/
	u8 rsvd3[4];		/* dword 2*/
	u8 func[8];		/* dword 2*/
	u8 rsvd4;		/* dword 2*/
	u8 delaymult[10];	/* dword 2*/
	u8 rsvd5[2];		/* dword 2*/
	u8 phase[2];		/* dword 2*/
	u8 nodelay;		/* dword 2*/
	u8 rsvd6[4];		/* dword 2*/
	u8 rsvd7[32];		/* dword 3*/
} __packed;

struct be_cmd_req_eq_create {
	struct be_cmd_req_hdr hdr;
	u16 num_pages;		/* sword */
	u16 rsvd0;		/* sword */
	u8 context[sizeof(struct amap_eq_context) / 8];
	struct phys_addr pages[8];
} __packed;

struct be_cmd_resp_eq_create {
	struct be_cmd_resp_hdr resp_hdr;
	u16 eq_id;		/* sword */
	u16 rsvd0;		/* sword */
} __packed;

/******************** Mac query ***************************/
enum {
	MAC_ADDRESS_TYPE_STORAGE = 0x0,
	MAC_ADDRESS_TYPE_NETWORK = 0x1,
	MAC_ADDRESS_TYPE_PD = 0x2,
	MAC_ADDRESS_TYPE_MANAGEMENT = 0x3
};

struct mac_addr {
	u16 size_of_struct;
	u8 addr[ETH_ALEN];
} __packed;

struct be_cmd_req_mac_query {
	struct be_cmd_req_hdr hdr;
	u8 type;
	u8 permanent;
	u16 if_id;
} __packed;

struct be_cmd_resp_mac_query {
	struct be_cmd_resp_hdr hdr;
	struct mac_addr mac;
};

/******************** PMac Add ***************************/
struct be_cmd_req_pmac_add {
	struct be_cmd_req_hdr hdr;
	u32 if_id;
	u8 mac_address[ETH_ALEN];
	u8 rsvd0[2];
} __packed;

struct be_cmd_resp_pmac_add {
	struct be_cmd_resp_hdr hdr;
	u32 pmac_id;
};

/******************** PMac Del ***************************/
struct be_cmd_req_pmac_del {
	struct be_cmd_req_hdr hdr;
	u32 if_id;
	u32 pmac_id;
};

/******************** Create CQ ***************************/
/* Pseudo amap definition in which each bit of the actual structure is defined
 * as a byte: used to calculate offset/shift/mask of each field */
struct amap_cq_context {
	u8 cidx[11];		/* dword 0*/
	u8 rsvd0;		/* dword 0*/
	u8 coalescwm[2];	/* dword 0*/
	u8 nodelay;		/* dword 0*/
	u8 epidx[11];		/* dword 0*/
	u8 rsvd1;		/* dword 0*/
	u8 count[2];		/* dword 0*/
	u8 valid;		/* dword 0*/
	u8 solevent;		/* dword 0*/
	u8 eventable;		/* dword 0*/
	u8 pidx[11];		/* dword 1*/
	u8 rsvd2;		/* dword 1*/
	u8 pd[10];		/* dword 1*/
	u8 eqid[8];		/* dword 1*/
	u8 stalled;		/* dword 1*/
	u8 armed;		/* dword 1*/
	u8 rsvd3[4];		/* dword 2*/
	u8 func[8];		/* dword 2*/
	u8 rsvd4[20];		/* dword 2*/
	u8 rsvd5[32];		/* dword 3*/
} __packed;

struct be_cmd_req_cq_create {
	struct be_cmd_req_hdr hdr;
	u16 num_pages;
	u16 rsvd0;
	u8 context[sizeof(struct amap_cq_context) / 8];
	struct phys_addr pages[8];
} __packed;

struct be_cmd_resp_cq_create {
	struct be_cmd_resp_hdr hdr;
	u16 cq_id;
	u16 rsvd0;
} __packed;

/******************** Create MCCQ ***************************/
/* Pseudo amap definition in which each bit of the actual structure is defined
 * as a byte: used to calculate offset/shift/mask of each field */
struct amap_mcc_context {
	u8 con_index[14];
	u8 rsvd0[2];
	u8 ring_size[4];
	u8 fetch_wrb;
	u8 fetch_r2t;
	u8 cq_id[10];
	u8 prod_index[14];
	u8 fid[8];
	u8 pdid[9];
	u8 valid;
	u8 rsvd1[32];
	u8 rsvd2[32];
} __packed;

struct be_cmd_req_mcc_create {
	struct be_cmd_req_hdr hdr;
	u16 num_pages;
	u16 rsvd0;
	u8 context[sizeof(struct amap_mcc_context) / 8];
	struct phys_addr pages[8];
} __packed;

struct be_cmd_resp_mcc_create {
	struct be_cmd_resp_hdr hdr;
	u16 id;
	u16 rsvd0;
} __packed;

/******************** Create TxQ ***************************/
#define BE_ETH_TX_RING_TYPE_STANDARD    	2
#define BE_ULP1_NUM				1

/* Pseudo amap definition in which each bit of the actual structure is defined
 * as a byte: used to calculate offset/shift/mask of each field */
struct amap_tx_context {
	u8 rsvd0[16];		/* dword 0 */
	u8 tx_ring_size[4];	/* dword 0 */
	u8 rsvd1[26];		/* dword 0 */
	u8 pci_func_id[8];	/* dword 1 */
	u8 rsvd2[9];		/* dword 1 */
	u8 ctx_valid;		/* dword 1 */
	u8 cq_id_send[16];	/* dword 2 */
	u8 rsvd3[16];		/* dword 2 */
	u8 rsvd4[32];		/* dword 3 */
	u8 rsvd5[32];		/* dword 4 */
	u8 rsvd6[32];		/* dword 5 */
	u8 rsvd7[32];		/* dword 6 */
	u8 rsvd8[32];		/* dword 7 */
	u8 rsvd9[32];		/* dword 8 */
	u8 rsvd10[32];		/* dword 9 */
	u8 rsvd11[32];		/* dword 10 */
	u8 rsvd12[32];		/* dword 11 */
	u8 rsvd13[32];		/* dword 12 */
	u8 rsvd14[32];		/* dword 13 */
	u8 rsvd15[32];		/* dword 14 */
	u8 rsvd16[32];		/* dword 15 */
} __packed;

struct be_cmd_req_eth_tx_create {
	struct be_cmd_req_hdr hdr;
	u8 num_pages;
	u8 ulp_num;
	u8 type;
	u8 bound_port;
	u8 context[sizeof(struct amap_tx_context) / 8];
	struct phys_addr pages[8];
} __packed;

struct be_cmd_resp_eth_tx_create {
	struct be_cmd_resp_hdr hdr;
	u16 cid;
	u16 rsvd0;
} __packed;

/******************** Create RxQ ***************************/
struct be_cmd_req_eth_rx_create {
	struct be_cmd_req_hdr hdr;
	u16 cq_id;
	u8 frag_size;
	u8 num_pages;
	struct phys_addr pages[2];
	u32 interface_id;
	u16 max_frame_size;
	u16 rsvd0;
	u32 rss_queue;
} __packed;

struct be_cmd_resp_eth_rx_create {
	struct be_cmd_resp_hdr hdr;
	u16 id;
	u8 cpu_id;
	u8 rsvd0;
} __packed;

/******************** Q Destroy  ***************************/
/* Type of Queue to be destroyed */
enum {
	QTYPE_EQ = 1,
	QTYPE_CQ,
	QTYPE_TXQ,
	QTYPE_RXQ,
	QTYPE_MCCQ
};

struct be_cmd_req_q_destroy {
	struct be_cmd_req_hdr hdr;
	u16 id;
	u16 bypass_flush;	/* valid only for rx q destroy */
} __packed;

/************ I/f Create (it's actually I/f Config Create)**********/

/* Capability flags for the i/f */
enum be_if_flags {
	BE_IF_FLAGS_RSS = 0x4,
	BE_IF_FLAGS_PROMISCUOUS = 0x8,
	BE_IF_FLAGS_BROADCAST = 0x10,
	BE_IF_FLAGS_UNTAGGED = 0x20,
	BE_IF_FLAGS_ULP = 0x40,
	BE_IF_FLAGS_VLAN_PROMISCUOUS = 0x80,
	BE_IF_FLAGS_VLAN = 0x100,
	BE_IF_FLAGS_MCAST_PROMISCUOUS = 0x200,
	BE_IF_FLAGS_PASS_L2_ERRORS = 0x400,
	BE_IF_FLAGS_PASS_L3L4_ERRORS = 0x800
};

/* An RX interface is an object with one or more MAC addresses and
 * filtering capabilities. */
struct be_cmd_req_if_create {
	struct be_cmd_req_hdr hdr;
	u32 version;		/* ignore currntly */
	u32 capability_flags;
	u32 enable_flags;
	u8 mac_addr[ETH_ALEN];
	u8 rsvd0;
	u8 pmac_invalid; /* if set, don't attach the mac addr to the i/f */
	u32 vlan_tag;	 /* not used currently */
} __packed;

struct be_cmd_resp_if_create {
	struct be_cmd_resp_hdr hdr;
	u32 interface_id;
	u32 pmac_id;
};

/****** I/f Destroy(it's actually I/f Config Destroy )**********/
struct be_cmd_req_if_destroy {
	struct be_cmd_req_hdr hdr;
	u32 interface_id;
};

/*************** HW Stats Get **********************************/
struct be_port_rxf_stats {
	u32 rx_bytes_lsd;	/* dword 0*/
	u32 rx_bytes_msd;	/* dword 1*/
	u32 rx_total_frames;	/* dword 2*/
	u32 rx_unicast_frames;	/* dword 3*/
	u32 rx_multicast_frames;	/* dword 4*/
	u32 rx_broadcast_frames;	/* dword 5*/
	u32 rx_crc_errors;	/* dword 6*/
	u32 rx_alignment_symbol_errors;	/* dword 7*/
	u32 rx_pause_frames;	/* dword 8*/
	u32 rx_control_frames;	/* dword 9*/
	u32 rx_in_range_errors;	/* dword 10*/
	u32 rx_out_range_errors;	/* dword 11*/
	u32 rx_frame_too_long;	/* dword 12*/
	u32 rx_address_match_errors;	/* dword 13*/
	u32 rx_vlan_mismatch;	/* dword 14*/
	u32 rx_dropped_too_small;	/* dword 15*/
	u32 rx_dropped_too_short;	/* dword 16*/
	u32 rx_dropped_header_too_small;	/* dword 17*/
	u32 rx_dropped_tcp_length;	/* dword 18*/
	u32 rx_dropped_runt;	/* dword 19*/
	u32 rx_64_byte_packets;	/* dword 20*/
	u32 rx_65_127_byte_packets;	/* dword 21*/
	u32 rx_128_256_byte_packets;	/* dword 22*/
	u32 rx_256_511_byte_packets;	/* dword 23*/
	u32 rx_512_1023_byte_packets;	/* dword 24*/
	u32 rx_1024_1518_byte_packets;	/* dword 25*/
	u32 rx_1519_2047_byte_packets;	/* dword 26*/
	u32 rx_2048_4095_byte_packets;	/* dword 27*/
	u32 rx_4096_8191_byte_packets;	/* dword 28*/
	u32 rx_8192_9216_byte_packets;	/* dword 29*/
	u32 rx_ip_checksum_errs;	/* dword 30*/
	u32 rx_tcp_checksum_errs;	/* dword 31*/
	u32 rx_udp_checksum_errs;	/* dword 32*/
	u32 rx_non_rss_packets;	/* dword 33*/
	u32 rx_ipv4_packets;	/* dword 34*/
	u32 rx_ipv6_packets;	/* dword 35*/
	u32 rx_ipv4_bytes_lsd;	/* dword 36*/
	u32 rx_ipv4_bytes_msd;	/* dword 37*/
	u32 rx_ipv6_bytes_lsd;	/* dword 38*/
	u32 rx_ipv6_bytes_msd;	/* dword 39*/
	u32 rx_chute1_packets;	/* dword 40*/
	u32 rx_chute2_packets;	/* dword 41*/
	u32 rx_chute3_packets;	/* dword 42*/
	u32 rx_management_packets;	/* dword 43*/
	u32 rx_switched_unicast_packets;	/* dword 44*/
	u32 rx_switched_multicast_packets;	/* dword 45*/
	u32 rx_switched_broadcast_packets;	/* dword 46*/
	u32 tx_bytes_lsd;	/* dword 47*/
	u32 tx_bytes_msd;	/* dword 48*/
	u32 tx_unicastframes;	/* dword 49*/
	u32 tx_multicastframes;	/* dword 50*/
	u32 tx_broadcastframes;	/* dword 51*/
	u32 tx_pauseframes;	/* dword 52*/
	u32 tx_controlframes;	/* dword 53*/
	u32 tx_64_byte_packets;	/* dword 54*/
	u32 tx_65_127_byte_packets;	/* dword 55*/
	u32 tx_128_256_byte_packets;	/* dword 56*/
	u32 tx_256_511_byte_packets;	/* dword 57*/
	u32 tx_512_1023_byte_packets;	/* dword 58*/
	u32 tx_1024_1518_byte_packets;	/* dword 59*/
	u32 tx_1519_2047_byte_packets;	/* dword 60*/
	u32 tx_2048_4095_byte_packets;	/* dword 61*/
	u32 tx_4096_8191_byte_packets;	/* dword 62*/
	u32 tx_8192_9216_byte_packets;	/* dword 63*/
	u32 rx_fifo_overflow;	/* dword 64*/
	u32 rx_input_fifo_overflow;	/* dword 65*/
};

struct be_rxf_stats {
	struct be_port_rxf_stats port[2];
	u32 rx_drops_no_pbuf;	/* dword 132*/
	u32 rx_drops_no_txpb;	/* dword 133*/
	u32 rx_drops_no_erx_descr;	/* dword 134*/
	u32 rx_drops_no_tpre_descr;	/* dword 135*/
	u32 management_rx_port_packets;	/* dword 136*/
	u32 management_rx_port_bytes;	/* dword 137*/
	u32 management_rx_port_pause_frames;	/* dword 138*/
	u32 management_rx_port_errors;	/* dword 139*/
	u32 management_tx_port_packets;	/* dword 140*/
	u32 management_tx_port_bytes;	/* dword 141*/
	u32 management_tx_port_pause;	/* dword 142*/
	u32 management_rx_port_rxfifo_overflow;	/* dword 143*/
	u32 rx_drops_too_many_frags;	/* dword 144*/
	u32 rx_drops_invalid_ring;	/* dword 145*/
	u32 forwarded_packets;	/* dword 146*/
	u32 rx_drops_mtu;	/* dword 147*/
	u32 rsvd0[15];
};

struct be_erx_stats {
	u32 rx_drops_no_fragments[44];     /* dwordS 0 to 43*/
	u32 debug_wdma_sent_hold;          /* dword 44*/
	u32 debug_wdma_pbfree_sent_hold;   /* dword 45*/
	u32 debug_wdma_zerobyte_pbfree_sent_hold; /* dword 46*/
	u32 debug_pmem_pbuf_dealloc;       /* dword 47*/
};

struct be_hw_stats {
	struct be_rxf_stats rxf;
	u32 rsvd[48];
	struct be_erx_stats erx;
};

struct be_cmd_req_get_stats {
	struct be_cmd_req_hdr hdr;
	u8 rsvd[sizeof(struct be_hw_stats)];
};

struct be_cmd_resp_get_stats {
	struct be_cmd_resp_hdr hdr;
	struct be_hw_stats hw_stats;
};

struct be_cmd_req_vlan_config {
	struct be_cmd_req_hdr hdr;
	u8 interface_id;
	u8 promiscuous;
	u8 untagged;
	u8 num_vlan;
	u16 normal_vlan[64];
} __packed;

struct be_cmd_req_promiscuous_config {
	struct be_cmd_req_hdr hdr;
	u8 port0_promiscuous;
	u8 port1_promiscuous;
	u16 rsvd0;
} __packed;

/******************** Multicast MAC Config *******************/
#define BE_MAX_MC		64 /* set mcast promisc if > 64 */
struct macaddr {
	u8 byte[ETH_ALEN];
};

struct be_cmd_req_mcast_mac_config {
	struct be_cmd_req_hdr hdr;
	u16 num_mac;
	u8 promiscuous;
	u8 interface_id;
	struct macaddr mac[BE_MAX_MC];
} __packed;

static inline struct be_hw_stats *
hw_stats_from_cmd(struct be_cmd_resp_get_stats *cmd)
{
	return &cmd->hw_stats;
}

/******************** Link Status Query *******************/
struct be_cmd_req_link_status {
	struct be_cmd_req_hdr hdr;
	u32 rsvd;
};

enum {
	PHY_LINK_DUPLEX_NONE = 0x0,
	PHY_LINK_DUPLEX_HALF = 0x1,
	PHY_LINK_DUPLEX_FULL = 0x2
};

enum {
	PHY_LINK_SPEED_ZERO = 0x0, 	/* => No link */
	PHY_LINK_SPEED_10MBPS = 0x1,
	PHY_LINK_SPEED_100MBPS = 0x2,
	PHY_LINK_SPEED_1GBPS = 0x3,
	PHY_LINK_SPEED_10GBPS = 0x4
};

struct be_cmd_resp_link_status {
	struct be_cmd_resp_hdr hdr;
	u8 physical_port;
	u8 mac_duplex;
	u8 mac_speed;
	u8 mac_fault;
	u8 mgmt_mac_duplex;
	u8 mgmt_mac_speed;
	u16 link_speed;
	u32 rsvd0;
} __packed;

/******************** Port Identification ***************************/
/*    Identifies the type of port attached to NIC     */
struct be_cmd_req_port_type {
	struct be_cmd_req_hdr hdr;
	u32 page_num;
	u32 port;
};

enum {
	TR_PAGE_A0 = 0xa0,
	TR_PAGE_A2 = 0xa2
};

struct be_cmd_resp_port_type {
	struct be_cmd_resp_hdr hdr;
	u32 page_num;
	u32 port;
	struct data {
		u8 identifier;
		u8 identifier_ext;
		u8 connector;
		u8 transceiver[8];
		u8 rsvd0[3];
		u8 length_km;
		u8 length_hm;
		u8 length_om1;
		u8 length_om2;
		u8 length_cu;
		u8 length_cu_m;
		u8 vendor_name[16];
		u8 rsvd;
		u8 vendor_oui[3];
		u8 vendor_pn[16];
		u8 vendor_rev[4];
	} data;
};

/******************** Get FW Version *******************/
struct be_cmd_req_get_fw_version {
	struct be_cmd_req_hdr hdr;
	u8 rsvd0[FW_VER_LEN];
	u8 rsvd1[FW_VER_LEN];
} __packed;

struct be_cmd_resp_get_fw_version {
	struct be_cmd_resp_hdr hdr;
	u8 firmware_version_string[FW_VER_LEN];
	u8 fw_on_flash_version_string[FW_VER_LEN];
} __packed;

/******************** Set Flow Contrl *******************/
struct be_cmd_req_set_flow_control {
	struct be_cmd_req_hdr hdr;
	u16 tx_flow_control;
	u16 rx_flow_control;
} __packed;

/******************** Get Flow Contrl *******************/
struct be_cmd_req_get_flow_control {
	struct be_cmd_req_hdr hdr;
	u32 rsvd;
};

struct be_cmd_resp_get_flow_control {
	struct be_cmd_resp_hdr hdr;
	u16 tx_flow_control;
	u16 rx_flow_control;
} __packed;

/******************** Modify EQ Delay *******************/
struct be_cmd_req_modify_eq_delay {
	struct be_cmd_req_hdr hdr;
	u32 num_eq;
	struct {
		u32 eq_id;
		u32 phase;
		u32 delay_multiplier;
	} delay[8];
} __packed;

struct be_cmd_resp_modify_eq_delay {
	struct be_cmd_resp_hdr hdr;
	u32 rsvd0;
} __packed;

/******************** Get FW Config *******************/
struct be_cmd_req_query_fw_cfg {
	struct be_cmd_req_hdr hdr;
	u32 rsvd[30];
};

struct be_cmd_resp_query_fw_cfg {
	struct be_cmd_resp_hdr hdr;
	u32 be_config_number;
	u32 asic_revision;
	u32 phys_port;
	u32 function_cap;
	u32 rsvd[26];
};

/******************** Port Beacon ***************************/

#define BEACON_STATE_ENABLED		0x1
#define BEACON_STATE_DISABLED		0x0

struct be_cmd_req_enable_disable_beacon {
	struct be_cmd_req_hdr hdr;
	u8  port_num;
	u8  beacon_state;
	u8  beacon_duration;
	u8  status_duration;
} __packed;

struct be_cmd_resp_enable_disable_beacon {
	struct be_cmd_resp_hdr resp_hdr;
	u32 rsvd0;
} __packed;

struct be_cmd_req_get_beacon_state {
	struct be_cmd_req_hdr hdr;
	u8  port_num;
	u8  rsvd0;
	u16 rsvd1;
} __packed;

struct be_cmd_resp_get_beacon_state {
	struct be_cmd_resp_hdr resp_hdr;
	u8 beacon_state;
	u8 rsvd0[3];
} __packed;

/****************** Firmware Flash ******************/
struct flashrom_params {
	u32 op_code;
	u32 op_type;
	u32 data_buf_size;
	u32 offset;
	u8 data_buf[4];
};

struct be_cmd_write_flashrom {
	struct be_cmd_req_hdr hdr;
	struct flashrom_params params;
};

/************************ WOL *******************************/
struct be_cmd_req_acpi_wol_magic_config{
	struct be_cmd_req_hdr hdr;
	u32 rsvd0[145];
	u8 magic_mac[6];
	u8 rsvd2[2];
} __packed;

extern int be_pci_fnum_get(struct be_adapter *adapter);
extern int be_cmd_POST(struct be_adapter *adapter);
extern int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
			u8 type, bool permanent, u32 if_handle);
extern int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
			u32 if_id, u32 *pmac_id);
extern int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id);
extern int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags,
			u32 en_flags, u8 *mac, bool pmac_invalid,
			u32 *if_handle, u32 *pmac_id);
extern int be_cmd_if_destroy(struct be_adapter *adapter, u32 if_handle);
extern int be_cmd_eq_create(struct be_adapter *adapter,
			struct be_queue_info *eq, int eq_delay);
extern int be_cmd_cq_create(struct be_adapter *adapter,
			struct be_queue_info *cq, struct be_queue_info *eq,
			bool sol_evts, bool no_delay,
			int num_cqe_dma_coalesce);
extern int be_cmd_mccq_create(struct be_adapter *adapter,
			struct be_queue_info *mccq,
			struct be_queue_info *cq);
extern int be_cmd_txq_create(struct be_adapter *adapter,
			struct be_queue_info *txq,
			struct be_queue_info *cq);
extern int be_cmd_rxq_create(struct be_adapter *adapter,
			struct be_queue_info *rxq, u16 cq_id,
			u16 frag_size, u16 max_frame_size, u32 if_id,
			u32 rss);
extern int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
			int type);
extern int be_cmd_link_status_query(struct be_adapter *adapter,
			bool *link_up, u8 *mac_speed, u16 *link_speed);
extern int be_cmd_reset(struct be_adapter *adapter);
extern int be_cmd_get_stats(struct be_adapter *adapter,
			struct be_dma_mem *nonemb_cmd);
extern int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver);

extern int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd);
extern int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id,
			u16 *vtag_array, u32 num, bool untagged,
			bool promiscuous);
extern int be_cmd_promiscuous_config(struct be_adapter *adapter,
			u8 port_num, bool en);
extern int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id,
			struct dev_mc_list *mc_list, u32 mc_count,
			struct be_dma_mem *mem);
extern int be_cmd_set_flow_control(struct be_adapter *adapter,
			u32 tx_fc, u32 rx_fc);
extern int be_cmd_get_flow_control(struct be_adapter *adapter,
			u32 *tx_fc, u32 *rx_fc);
extern int be_cmd_query_fw_cfg(struct be_adapter *adapter,
			u32 *port_num, u32 *cap);
extern int be_cmd_reset_function(struct be_adapter *adapter);
extern int be_process_mcc(struct be_adapter *adapter);
extern int be_cmd_set_beacon_state(struct be_adapter *adapter,
			u8 port_num, u8 beacon, u8 status, u8 state);
extern int be_cmd_get_beacon_state(struct be_adapter *adapter,
			u8 port_num, u32 *state);
extern int be_cmd_read_port_type(struct be_adapter *adapter, u32 port,
					u8 *connector);
extern int be_cmd_write_flashrom(struct be_adapter *adapter,
			struct be_dma_mem *cmd, u32 flash_oper,
			u32 flash_opcode, u32 buf_size);
extern int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc);
extern int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
				struct be_dma_mem *nonemb_cmd);
extern int be_cmd_fw_init(struct be_adapter *adapter);
extern int be_cmd_fw_clean(struct be_adapter *adapter);