xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_edif.h (revision 69868c3b)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Marvell Fibre Channel HBA Driver
4  * Copyright (c)  2021    Marvell
5  */
6 #ifndef __QLA_EDIF_H
7 #define __QLA_EDIF_H
8 
9 struct qla_scsi_host;
10 #define EDIF_APP_ID 0x73730001
11 
12 #define EDIF_MAX_INDEX	2048
13 struct edif_sa_ctl {
14 	struct list_head next;
15 	uint16_t	del_index;
16 	uint16_t	index;
17 	uint16_t	slot;
18 	uint16_t	flags;
19 #define	EDIF_SA_CTL_FLG_REPL		BIT_0
20 #define	EDIF_SA_CTL_FLG_DEL		BIT_1
21 #define EDIF_SA_CTL_FLG_CLEANUP_DEL BIT_4
22 	// Invalidate Index bit and mirrors QLA_SA_UPDATE_FLAGS_DELETE
23 	unsigned long   state;
24 #define EDIF_SA_CTL_USED	1	/* Active Sa update  */
25 #define EDIF_SA_CTL_PEND	2	/* Waiting for slot */
26 #define EDIF_SA_CTL_REPL	3	/* Active Replace and Delete */
27 #define EDIF_SA_CTL_DEL		4	/* Delete Pending */
28 	struct fc_port	*fcport;
29 	struct bsg_job *bsg_job;
30 	struct qla_sa_update_frame sa_frame;
31 };
32 
33 enum enode_flags_t {
34 	ENODE_ACTIVE = 0x1,
35 };
36 
37 struct pur_core {
38 	enum enode_flags_t	enode_flags;
39 	spinlock_t		pur_lock;
40 	struct  list_head	head;
41 };
42 
43 enum db_flags_t {
44 	EDB_ACTIVE = 0x1,
45 };
46 
47 struct edif_dbell {
48 	enum db_flags_t		db_flags;
49 	spinlock_t		db_lock;
50 	struct  list_head	head;
51 	struct	completion	dbell;
52 };
53 
54 #define SA_UPDATE_IOCB_TYPE            0x71    /* Security Association Update IOCB entry */
55 struct sa_update_28xx {
56 	uint8_t entry_type;             /* Entry type. */
57 	uint8_t entry_count;            /* Entry count. */
58 	uint8_t sys_define;             /* System Defined. */
59 	uint8_t entry_status;           /* Entry Status. */
60 
61 	uint32_t handle;                /* IOCB System handle. */
62 
63 	union {
64 		__le16 nport_handle;  /* in: N_PORT handle. */
65 		__le16 comp_sts;              /* out: completion status */
66 #define CS_PORT_EDIF_SUPP_NOT_RDY 0x64
67 #define CS_PORT_EDIF_INV_REQ      0x66
68 	} u;
69 	uint8_t vp_index;
70 	uint8_t reserved_1;
71 	uint8_t port_id[3];
72 	uint8_t flags;
73 #define SA_FLAG_INVALIDATE BIT_0
74 #define SA_FLAG_TX	   BIT_1 // 1=tx, 0=rx
75 
76 	uint8_t sa_key[32];     /* 256 bit key */
77 	__le32 salt;
78 	__le32 spi;
79 	uint8_t sa_control;
80 #define SA_CNTL_ENC_FCSP        (1 << 3)
81 #define SA_CNTL_ENC_OPD         (2 << 3)
82 #define SA_CNTL_ENC_MSK         (3 << 3)  // mask bits 4,3
83 #define SA_CNTL_AES_GMAC	(1 << 2)
84 #define SA_CNTL_KEY256          (2 << 0)
85 #define SA_CNTL_KEY128          0
86 
87 	uint8_t reserved_2;
88 	__le16 sa_index;   // reserve: bit 11-15
89 	__le16 old_sa_info;
90 	__le16 new_sa_info;
91 };
92 
93 #define        NUM_ENTRIES     256
94 #define        MAX_PAYLOAD     1024
95 #define        PUR_GET         1
96 
97 struct dinfo {
98 	int		nodecnt;
99 	int		lstate;
100 };
101 
102 struct pur_ninfo {
103 	unsigned int	pur_pend:1;
104 	port_id_t       pur_sid;
105 	port_id_t	pur_did;
106 	uint8_t		vp_idx;
107 	short           pur_bytes_rcvd;
108 	unsigned short  pur_nphdl;
109 	unsigned int    pur_rx_xchg_address;
110 };
111 
112 struct purexevent {
113 	struct  pur_ninfo	pur_info;
114 	unsigned char		*msgp;
115 	u32			msgp_len;
116 };
117 
118 #define	N_UNDEF		0
119 #define	N_PUREX		1
120 struct enode {
121 	struct list_head	list;
122 	struct dinfo		dinfo;
123 	uint32_t		ntype;
124 	union {
125 		struct purexevent	purexinfo;
126 	} u;
127 };
128 #endif	/* __QLA_EDIF_H */
129