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/*
* Copyright(c) 2015 SUSE GmbH. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* Maintained at www.Open-FCoE.org
*/
#ifndef _SYSFS_HBA_H
#define _SYSFS_HBA_H
#include <stdint.h>
#define SYSFS_HOST_DIR "/sys/class/fc_host"
#define SYSFS_NET_DIR "/sys/class/net"
#define SYSFS_RPORT_DIR "/sys/class/fc_remote_ports"
#define HBA_PORTSTATE_UNKNOWN 1 /* Unknown */
#define HBA_PORTSTATE_ONLINE 2 /* Operational */
#define HBA_PORTSTATE_OFFLINE 3 /* User Offline */
#define HBA_PORTSTATE_BYPASSED 4 /* Bypassed */
#define HBA_PORTSTATE_DIAGNOSTICS 5 /* In diagnostics mode */
#define HBA_PORTSTATE_LINKDOWN 6 /* Link Down */
#define HBA_PORTSTATE_ERROR 7 /* Port Error */
#define HBA_PORTSTATE_LOOPBACK 8 /* Loopback */
#define HBA_PORTSPEED_UNKNOWN 0x0000 /* Unknown - transceiver incable
* of reporting */
#define HBA_PORTSPEED_1GBIT 0x0001 /* 1 GBit/sec */
#define HBA_PORTSPEED_2GBIT 0x0002 /* 2 GBit/sec */
#define HBA_PORTSPEED_10GBIT 0x0004 /* 10 GBit/sec */
#define HBA_PORTSPEED_4GBIT 0x0008 /* 4 GBit/sec */
#define HBA_PORTSPEED_8GBIT 0x0010 /* 8 GBit/sec */
#define HBA_PORTSPEED_16GBIT 0x0020 /* 16 GBit/sec */
#define HBA_PORTSPEED_32GBIT 0x0040 /* 32 GBit/sec */
#define HBA_PORTSPEED_20GBIT 0x0080 /* 20 GBit/sec */
#define HBA_PORTSPEED_40GBIT 0x0100 /* 40 GBit/sec */
#define HBA_PORTSPEED_NOT_NEGOTIATED (1 << 15) /* Speed not established */
/* Event Codes */
#define HBA_EVENT_LIP_OCCURRED 1
#define HBA_EVENT_LINK_UP 2
#define HBA_EVENT_LINK_DOWN 3
#define HBA_EVENT_LIP_RESET_OCCURRED 4
#define HBA_EVENT_RSCN 5
#define HBA_EVENT_PROPRIETARY 0xFFFF
struct port_attributes {
char device_name[256];
char symbolic_name[256];
char node_name[256];
char port_name[256];
char fabric_name[256];
char speed[256];
char supported_speeds[256];
char maxframe_size[256];
char port_id[256];
char port_state[256];
char scsi_target_id[256];
char supported_classes[256];
char roles[256];
};
struct hba_info {
char manufacturer[64];
char serial_number[64];
char model_description[256];
char hardware_version[256];
char driver_name[256];
char driver_version[256];
uint32_t nports;
};
struct port_statistics {
uint64_t seconds_since_last_reset;
uint64_t tx_frames;
uint64_t tx_words;
uint64_t rx_frames;
uint64_t rx_words;
uint64_t error_frames;
uint64_t invalid_crc_count;
uint64_t invalid_tx_word_count;
uint64_t link_failure_count;
uint64_t fcp_control_requests;
uint64_t fcp_input_requests;
uint64_t fcp_input_megabytes;
uint64_t fcp_output_requests;
uint64_t fcp_output_megabytes;
};
struct hba_wwn {
union {
uint8_t wwn[8];
uint64_t wwn64;
};
};
int get_number_of_adapters(void);
struct hba_info *get_hbainfo_by_pcidev(const char *pcidev);
struct port_statistics *get_port_statistics(const char *host);
struct port_attributes *get_port_attribs(const char *host);
struct port_attributes *get_port_attribs_by_device(char *path);
struct port_attributes *get_rport_attribs(const char *rport);
struct port_attributes *get_rport_attribs_by_device(char *path);
char *get_pci_dev_from_netdev(const char *netdev);
char *get_host_from_netdev(const char *netdev);
char *get_host_by_wwpn(struct hba_wwn wwn);
char *get_host_by_fcid(uint32_t fcid);
char *get_rport_by_fcid(uint32_t fcid);
#endif /* _SYSFS_HBA_H */
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