cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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fcoe_sysfs.h (3223B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright (c) 2011-2012 Intel Corporation.  All rights reserved.
      4 *
      5 * Maintained at www.Open-FCoE.org
      6 */
      7
      8#ifndef FCOE_SYSFS
      9#define FCOE_SYSFS
     10
     11#include <linux/if_ether.h>
     12#include <linux/device.h>
     13#include <scsi/fc/fc_fcoe.h>
     14
     15struct fcoe_ctlr_device;
     16struct fcoe_fcf_device;
     17
     18struct fcoe_sysfs_function_template {
     19	void (*get_fcoe_ctlr_link_fail)(struct fcoe_ctlr_device *);
     20	void (*get_fcoe_ctlr_vlink_fail)(struct fcoe_ctlr_device *);
     21	void (*get_fcoe_ctlr_miss_fka)(struct fcoe_ctlr_device *);
     22	void (*get_fcoe_ctlr_symb_err)(struct fcoe_ctlr_device *);
     23	void (*get_fcoe_ctlr_err_block)(struct fcoe_ctlr_device *);
     24	void (*get_fcoe_ctlr_fcs_error)(struct fcoe_ctlr_device *);
     25	void (*set_fcoe_ctlr_mode)(struct fcoe_ctlr_device *);
     26	int  (*set_fcoe_ctlr_enabled)(struct fcoe_ctlr_device *);
     27	void (*get_fcoe_fcf_selected)(struct fcoe_fcf_device *);
     28	void (*get_fcoe_fcf_vlan_id)(struct fcoe_fcf_device *);
     29};
     30
     31#define dev_to_ctlr(d)					\
     32	container_of((d), struct fcoe_ctlr_device, dev)
     33
     34enum fip_conn_type {
     35	FIP_CONN_TYPE_UNKNOWN,
     36	FIP_CONN_TYPE_FABRIC,
     37	FIP_CONN_TYPE_VN2VN,
     38};
     39
     40enum ctlr_enabled_state {
     41	FCOE_CTLR_ENABLED,
     42	FCOE_CTLR_DISABLED,
     43	FCOE_CTLR_UNUSED,
     44};
     45
     46struct fcoe_ctlr_device {
     47	u32				id;
     48
     49	struct device			dev;
     50	struct fcoe_sysfs_function_template *f;
     51
     52	struct list_head		fcfs;
     53	char				work_q_name[20];
     54	struct workqueue_struct		*work_q;
     55	char				devloss_work_q_name[20];
     56	struct workqueue_struct		*devloss_work_q;
     57	struct mutex			lock;
     58
     59	int                             fcf_dev_loss_tmo;
     60	enum fip_conn_type              mode;
     61
     62	enum ctlr_enabled_state         enabled;
     63
     64	/* expected in host order for displaying */
     65	struct fcoe_fc_els_lesb         lesb;
     66};
     67
     68static inline void *fcoe_ctlr_device_priv(const struct fcoe_ctlr_device *ctlr)
     69{
     70	return (void *)(ctlr + 1);
     71}
     72
     73/* fcf states */
     74enum fcf_state {
     75	FCOE_FCF_STATE_UNKNOWN,
     76	FCOE_FCF_STATE_DISCONNECTED,
     77	FCOE_FCF_STATE_CONNECTED,
     78	FCOE_FCF_STATE_DELETED,
     79};
     80
     81struct fcoe_fcf_device {
     82	u32		    id;
     83	struct device	    dev;
     84	struct list_head    peers;
     85	struct work_struct  delete_work;
     86	struct delayed_work dev_loss_work;
     87	u32		    dev_loss_tmo;
     88	void                *priv;
     89	enum fcf_state      state;
     90
     91	u64                 fabric_name;
     92	u64                 switch_name;
     93	u32                 fc_map;
     94	u16                 vfid;
     95	u8                  mac[ETH_ALEN];
     96	u8                  priority;
     97	u32                 fka_period;
     98	u8                  selected;
     99	u16                 vlan_id;
    100};
    101
    102#define dev_to_fcf(d)					\
    103	container_of((d), struct fcoe_fcf_device, dev)
    104/* parentage should never be missing */
    105#define fcoe_fcf_dev_to_ctlr_dev(x)		\
    106	dev_to_ctlr((x)->dev.parent)
    107#define fcoe_fcf_device_priv(x)			\
    108	((x)->priv)
    109
    110struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent,
    111			    struct fcoe_sysfs_function_template *f,
    112			    int priv_size);
    113void fcoe_ctlr_device_delete(struct fcoe_ctlr_device *);
    114struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *,
    115					    struct fcoe_fcf_device *);
    116void fcoe_fcf_device_delete(struct fcoe_fcf_device *);
    117
    118int __init fcoe_sysfs_setup(void);
    119void __exit fcoe_sysfs_teardown(void);
    120
    121#endif /* FCOE_SYSFS */