path: root/drivers/scsi/bfa/bfa_defs_svc.h

/*
 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
 * All rights reserved
 * www.brocade.com
 *
 * Linux driver for Brocade Fibre Channel Host Bus 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.
 */

#ifndef __BFA_DEFS_SVC_H__
#define __BFA_DEFS_SVC_H__

#include "bfa_defs.h"
#include "bfa_fc.h"
#include "bfi.h"

#define BFA_IOCFC_INTR_DELAY	1125
#define BFA_IOCFC_INTR_LATENCY	225
#define BFA_IOCFCOE_INTR_DELAY	25
#define BFA_IOCFCOE_INTR_LATENCY 5

/*
 * Interrupt coalescing configuration.
 */
#pragma pack(1)
struct bfa_iocfc_intr_attr_s {
	u8		coalesce;	/*  enable/disable coalescing */
	u8		rsvd[3];
	__be16		latency;	/*  latency in microseconds   */
	__be16		delay;		/*  delay in microseconds     */
};

/*
 * IOC firmware configuraton
 */
struct bfa_iocfc_fwcfg_s {
	u16		num_fabrics;	/*  number of fabrics		*/
	u16		num_lports;	/*  number of local lports	*/
	u16		num_rports;	/*  number of remote ports	*/
	u16		num_ioim_reqs;	/*  number of IO reqs		*/
	u16		num_tskim_reqs;	/*  task management requests	*/
	u16		num_fwtio_reqs;	/* number of TM IO reqs in FW   */
	u16		num_fcxp_reqs;	/*  unassisted FC exchanges	*/
	u16		num_uf_bufs;	/*  unsolicited recv buffers	*/
	u8		num_cqs;
	u8		fw_tick_res;	/*  FW clock resolution in ms */
	u8		rsvd[2];
};
#pragma pack()

struct bfa_iocfc_drvcfg_s {
	u16		num_reqq_elems;	/*  number of req queue elements */
	u16		num_rspq_elems;	/*  number of rsp queue elements */
	u16		num_sgpgs;	/*  number of total SG pages	 */
	u16		num_sboot_tgts;	/*  number of SAN boot targets	 */
	u16		num_sboot_luns;	/*  number of SAN boot luns	 */
	u16		ioc_recover;	/*  IOC recovery mode		 */
	u16		min_cfg;	/*  minimum configuration	 */
	u16		path_tov;	/*  device path timeout		*/
	u16		num_tio_reqs;	/* number of TM IO reqs	*/
	u8		port_mode;
	u8		rsvd_a;
	bfa_boolean_t	delay_comp;	/* delay completion of failed
					 * inflight IOs */
	u16		num_ttsk_reqs;	 /* TM task management requests */
	u32		rsvd;
};

/*
 * IOC configuration
 */
struct bfa_iocfc_cfg_s {
	struct bfa_iocfc_fwcfg_s	fwcfg;	/*  firmware side config */
	struct bfa_iocfc_drvcfg_s	drvcfg;	/*  driver side config	  */
};

/*
 * IOC firmware IO stats
 */
struct bfa_fw_ioim_stats_s {
	u32	host_abort;		/*  IO aborted by host driver*/
	u32	host_cleanup;		/*  IO clean up by host driver */

	u32	fw_io_timeout;		/*  IOs timedout */
	u32	fw_frm_parse;		/*  frame parsed by f/w */
	u32	fw_frm_data;		/*  fcp_data frame parsed by f/w */
	u32	fw_frm_rsp;		/*  fcp_rsp frame parsed by f/w */
	u32