134 lines
3.8 KiB
C
134 lines
3.8 KiB
C
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/*
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* Copyright (c) 2011-2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Maintained at www.Open-FCoE.org
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*/
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#ifndef FCOE_SYSFS
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#define FCOE_SYSFS
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#include <linux/if_ether.h>
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#include <linux/device.h>
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#include <scsi/fc/fc_fcoe.h>
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struct fcoe_ctlr_device;
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struct fcoe_fcf_device;
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struct fcoe_sysfs_function_template {
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void (*get_fcoe_ctlr_link_fail)(struct fcoe_ctlr_device *);
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void (*get_fcoe_ctlr_vlink_fail)(struct fcoe_ctlr_device *);
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void (*get_fcoe_ctlr_miss_fka)(struct fcoe_ctlr_device *);
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void (*get_fcoe_ctlr_symb_err)(struct fcoe_ctlr_device *);
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void (*get_fcoe_ctlr_err_block)(struct fcoe_ctlr_device *);
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void (*get_fcoe_ctlr_fcs_error)(struct fcoe_ctlr_device *);
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void (*set_fcoe_ctlr_mode)(struct fcoe_ctlr_device *);
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int (*set_fcoe_ctlr_enabled)(struct fcoe_ctlr_device *);
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void (*get_fcoe_fcf_selected)(struct fcoe_fcf_device *);
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void (*get_fcoe_fcf_vlan_id)(struct fcoe_fcf_device *);
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};
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#define dev_to_ctlr(d) \
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container_of((d), struct fcoe_ctlr_device, dev)
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enum fip_conn_type {
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FIP_CONN_TYPE_UNKNOWN,
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FIP_CONN_TYPE_FABRIC,
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FIP_CONN_TYPE_VN2VN,
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};
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enum ctlr_enabled_state {
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FCOE_CTLR_ENABLED,
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FCOE_CTLR_DISABLED,
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FCOE_CTLR_UNUSED,
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};
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struct fcoe_ctlr_device {
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u32 id;
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struct device dev;
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struct fcoe_sysfs_function_template *f;
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struct list_head fcfs;
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char work_q_name[20];
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struct workqueue_struct *work_q;
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char devloss_work_q_name[20];
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struct workqueue_struct *devloss_work_q;
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struct mutex lock;
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int fcf_dev_loss_tmo;
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enum fip_conn_type mode;
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enum ctlr_enabled_state enabled;
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/* expected in host order for displaying */
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struct fcoe_fc_els_lesb lesb;
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};
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static inline void *fcoe_ctlr_device_priv(const struct fcoe_ctlr_device *ctlr)
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{
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return (void *)(ctlr + 1);
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}
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/* fcf states */
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enum fcf_state {
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FCOE_FCF_STATE_UNKNOWN,
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FCOE_FCF_STATE_DISCONNECTED,
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FCOE_FCF_STATE_CONNECTED,
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FCOE_FCF_STATE_DELETED,
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};
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struct fcoe_fcf_device {
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u32 id;
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struct device dev;
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struct list_head peers;
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struct work_struct delete_work;
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struct delayed_work dev_loss_work;
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u32 dev_loss_tmo;
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void *priv;
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enum fcf_state state;
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u64 fabric_name;
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u64 switch_name;
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u32 fc_map;
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u16 vfid;
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u8 mac[ETH_ALEN];
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u8 priority;
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u32 fka_period;
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u8 selected;
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u16 vlan_id;
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};
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#define dev_to_fcf(d) \
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container_of((d), struct fcoe_fcf_device, dev)
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/* parentage should never be missing */
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#define fcoe_fcf_dev_to_ctlr_dev(x) \
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dev_to_ctlr((x)->dev.parent)
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#define fcoe_fcf_device_priv(x) \
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((x)->priv)
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struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent,
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struct fcoe_sysfs_function_template *f,
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int priv_size);
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void fcoe_ctlr_device_delete(struct fcoe_ctlr_device *);
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struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *,
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struct fcoe_fcf_device *);
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void fcoe_fcf_device_delete(struct fcoe_fcf_device *);
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int __init fcoe_sysfs_setup(void);
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void __exit fcoe_sysfs_teardown(void);
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#endif /* FCOE_SYSFS */
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