/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2021 Broadcom. All Rights Reserved. The term
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
*/
#if !defined(__EFCT_DRIVER_H__)
#define __EFCT_DRIVER_H__
/***************************************************************************
* OS specific includes
*/
#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/firmware.h>
#include "../include/efc_common.h"
#include "../libefc/efclib.h"
#include "efct_hw.h"
#include "efct_io.h"
#include "efct_xport.h"
#define EFCT_DRIVER_NAME "efct"
#define EFCT_DRIVER_VERSION "1.0.0.0"
/* EFCT_DEFAULT_FILTER-
* MRQ filter to segregate the IO flow.
*/
#define EFCT_DEFAULT_FILTER "0x01ff22ff,0,0,0"
/* EFCT_OS_MAX_ISR_TIME_MSEC -
* maximum time driver code should spend in an interrupt
* or kernel thread context without yielding
*/
#define EFCT_OS_MAX_ISR_TIME_MSEC 1000
#define EFCT_FC_MAX_SGL 64
#define EFCT_FC_DIF_SEED 0
/* Watermark */
#define EFCT_WATERMARK_HIGH_PCT 90
#define EFCT_WATERMARK_LOW_PCT 80
#define EFCT_IO_WATERMARK_PER_INITIATOR 8
#define EFCT_PCI_MAX_REGS 6
#define MAX_PCI_INTERRUPTS 16
struct efct_intr_context {
struct efct *efct;
u32 index;
};
struct efct {
struct pci_dev *pci;
void __iomem *reg[EFCT_PCI_MAX_REGS];
u32 n_msix_vec;
bool attached;
bool soft_wwn_enable;
u8 efct_req_fw_upgrade;
struct efct_intr_context intr_context[MAX_PCI_INTERRUPTS];
u32 numa_node;
char name[EFC_NAME_LENGTH];
u32 instance_index;
struct list_head list_entry;
struct efct_scsi_tgt tgt_efct;
struct efct_xport *xport;
struct efc *efcport;
struct Scsi_Host *shost;
int logmask;
u32 max_isr_time_msec;
const char *desc;
const char *model;
struct efct_hw hw;
u32 rq_selection_policy;
char *filter_def;
int topology;
/* Look up for target node */
struct xarray lookup;
/*
* Target IO timer value:
* Zero: target command timeout disabled.
* Non-zero: Timeout value, in seconds, for target commands
*/
u32 target_io_timer_sec;
int speed;
struct dentry *sess_debugfs_dir;
};
#define FW_WRITE_BUFSIZE (64 * 1024)
struct efct_fw_write_result {
struct completion done;
int status;
u32 actual_xfer;
u32 change_status;
};
extern struct list_head efct_devices;
#endif /* __EFCT_DRIVER_H__ */