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Diffstat (limited to 'include/scsi/iscsi_if.h')
-rw-r--r--include/scsi/iscsi_if.h127
1 files changed, 95 insertions, 32 deletions
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index e5618b90996e..253797c60095 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -43,6 +43,10 @@ enum iscsi_uevent_e {
43 ISCSI_UEVENT_GET_STATS = UEVENT_BASE + 10, 43 ISCSI_UEVENT_GET_STATS = UEVENT_BASE + 10,
44 ISCSI_UEVENT_GET_PARAM = UEVENT_BASE + 11, 44 ISCSI_UEVENT_GET_PARAM = UEVENT_BASE + 11,
45 45
46 ISCSI_UEVENT_TRANSPORT_EP_CONNECT = UEVENT_BASE + 12,
47 ISCSI_UEVENT_TRANSPORT_EP_POLL = UEVENT_BASE + 13,
48 ISCSI_UEVENT_TRANSPORT_EP_DISCONNECT = UEVENT_BASE + 14,
49
46 /* up events */ 50 /* up events */
47 ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1, 51 ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1,
48 ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2, 52 ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2,
@@ -60,61 +64,83 @@ struct iscsi_uevent {
60 uint32_t initial_cmdsn; 64 uint32_t initial_cmdsn;
61 } c_session; 65 } c_session;
62 struct msg_destroy_session { 66 struct msg_destroy_session {
63 uint64_t session_handle;
64 uint32_t sid; 67 uint32_t sid;
65 } d_session; 68 } d_session;
66 struct msg_create_conn { 69 struct msg_create_conn {
67 uint64_t session_handle;
68 uint32_t cid;
69 uint32_t sid; 70 uint32_t sid;
71 uint32_t cid;
70 } c_conn; 72 } c_conn;
71 struct msg_bind_conn { 73 struct msg_bind_conn {
72 uint64_t session_handle; 74 uint32_t sid;
73 uint64_t conn_handle; 75 uint32_t cid;
74 uint32_t transport_fd; 76 uint64_t transport_eph;
75 uint32_t is_leading; 77 uint32_t is_leading;
76 } b_conn; 78 } b_conn;
77 struct msg_destroy_conn { 79 struct msg_destroy_conn {
78 uint64_t conn_handle; 80 uint32_t sid;
79 uint32_t cid; 81 uint32_t cid;
80 } d_conn; 82 } d_conn;
81 struct msg_send_pdu { 83 struct msg_send_pdu {
84 uint32_t sid;
85 uint32_t cid;
82 uint32_t hdr_size; 86 uint32_t hdr_size;
83 uint32_t data_size; 87 uint32_t data_size;
84 uint64_t conn_handle;
85 } send_pdu; 88 } send_pdu;
86 struct msg_set_param { 89 struct msg_set_param {
87 uint64_t conn_handle; 90 uint32_t sid;
91 uint32_t cid;
88 uint32_t param; /* enum iscsi_param */ 92 uint32_t param; /* enum iscsi_param */
89 uint32_t value; 93 uint32_t len;
90 } set_param; 94 } set_param;
91 struct msg_start_conn { 95 struct msg_start_conn {
92 uint64_t conn_handle; 96 uint32_t sid;
97 uint32_t cid;
93 } start_conn; 98 } start_conn;
94 struct msg_stop_conn { 99 struct msg_stop_conn {
100 uint32_t sid;
101 uint32_t cid;
95 uint64_t conn_handle; 102 uint64_t conn_handle;
96 uint32_t flag; 103 uint32_t flag;
97 } stop_conn; 104 } stop_conn;
98 struct msg_get_stats { 105 struct msg_get_stats {
99 uint64_t conn_handle; 106 uint32_t sid;
107 uint32_t cid;
100 } get_stats; 108 } get_stats;
109 struct msg_transport_connect {
110 uint32_t non_blocking;
111 } ep_connect;
112 struct msg_transport_poll {
113 uint64_t ep_handle;
114 uint32_t timeout_ms;
115 } ep_poll;
116 struct msg_transport_disconnect {
117 uint64_t ep_handle;
118 } ep_disconnect;
101 } u; 119 } u;
102 union { 120 union {
103 /* messages k -> u */ 121 /* messages k -> u */
104 uint64_t handle;
105 int retcode; 122 int retcode;
106 struct msg_create_session_ret { 123 struct msg_create_session_ret {
107 uint64_t session_handle;
108 uint32_t sid; 124 uint32_t sid;
125 uint32_t host_no;
109 } c_session_ret; 126 } c_session_ret;
127 struct msg_create_conn_ret {
128 uint32_t sid;
129 uint32_t cid;
130 } c_conn_ret;
110 struct msg_recv_req { 131 struct msg_recv_req {
132 uint32_t sid;
133 uint32_t cid;
111 uint64_t recv_handle; 134 uint64_t recv_handle;
112 uint64_t conn_handle;
113 } recv_req; 135 } recv_req;
114 struct msg_conn_error { 136 struct msg_conn_error {
115 uint64_t conn_handle; 137 uint32_t sid;
138 uint32_t cid;
116 uint32_t error; /* enum iscsi_err */ 139 uint32_t error; /* enum iscsi_err */
117 } connerror; 140 } connerror;
141 struct msg_transport_connect_ret {
142 uint64_t handle;
143 } ep_connect_ret;
118 } r; 144 } r;
119} __attribute__ ((aligned (sizeof(uint64_t)))); 145} __attribute__ ((aligned (sizeof(uint64_t))));
120 146
@@ -139,29 +165,66 @@ enum iscsi_err {
139 ISCSI_ERR_SESSION_FAILED = ISCSI_ERR_BASE + 13, 165 ISCSI_ERR_SESSION_FAILED = ISCSI_ERR_BASE + 13,
140 ISCSI_ERR_HDR_DGST = ISCSI_ERR_BASE + 14, 166 ISCSI_ERR_HDR_DGST = ISCSI_ERR_BASE + 14,
141 ISCSI_ERR_DATA_DGST = ISCSI_ERR_BASE + 15, 167 ISCSI_ERR_DATA_DGST = ISCSI_ERR_BASE + 15,
142 ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16 168 ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16,
169 ISCSI_ERR_NO_SCSI_CMD = ISCSI_ERR_BASE + 17,
143}; 170};
144 171
145/* 172/*
146 * iSCSI Parameters (RFC3720) 173 * iSCSI Parameters (RFC3720)
147 */ 174 */
148enum iscsi_param { 175enum iscsi_param {
149 ISCSI_PARAM_MAX_RECV_DLENGTH = 0, 176 /* passed in using netlink set param */
150 ISCSI_PARAM_MAX_XMIT_DLENGTH = 1, 177 ISCSI_PARAM_MAX_RECV_DLENGTH,
151 ISCSI_PARAM_HDRDGST_EN = 2, 178 ISCSI_PARAM_MAX_XMIT_DLENGTH,
152 ISCSI_PARAM_DATADGST_EN = 3, 179 ISCSI_PARAM_HDRDGST_EN,
153 ISCSI_PARAM_INITIAL_R2T_EN = 4, 180 ISCSI_PARAM_DATADGST_EN,
154 ISCSI_PARAM_MAX_R2T = 5, 181 ISCSI_PARAM_INITIAL_R2T_EN,
155 ISCSI_PARAM_IMM_DATA_EN = 6, 182 ISCSI_PARAM_MAX_R2T,
156 ISCSI_PARAM_FIRST_BURST = 7, 183 ISCSI_PARAM_IMM_DATA_EN,
157 ISCSI_PARAM_MAX_BURST = 8, 184 ISCSI_PARAM_FIRST_BURST,
158 ISCSI_PARAM_PDU_INORDER_EN = 9, 185 ISCSI_PARAM_MAX_BURST,
159 ISCSI_PARAM_DATASEQ_INORDER_EN = 10, 186 ISCSI_PARAM_PDU_INORDER_EN,
160 ISCSI_PARAM_ERL = 11, 187 ISCSI_PARAM_DATASEQ_INORDER_EN,
161 ISCSI_PARAM_IFMARKER_EN = 12, 188 ISCSI_PARAM_ERL,
162 ISCSI_PARAM_OFMARKER_EN = 13, 189 ISCSI_PARAM_IFMARKER_EN,
190 ISCSI_PARAM_OFMARKER_EN,
191 ISCSI_PARAM_EXP_STATSN,
192 ISCSI_PARAM_TARGET_NAME,
193 ISCSI_PARAM_TPGT,
194 ISCSI_PARAM_PERSISTENT_ADDRESS,
195 ISCSI_PARAM_PERSISTENT_PORT,
196 ISCSI_PARAM_SESS_RECOVERY_TMO,
197
198 /* pased in through bind conn using transport_fd */
199 ISCSI_PARAM_CONN_PORT,
200 ISCSI_PARAM_CONN_ADDRESS,
201
202 /* must always be last */
203 ISCSI_PARAM_MAX,
163}; 204};
164#define ISCSI_PARAM_MAX 14 205
206#define ISCSI_MAX_RECV_DLENGTH (1 << ISCSI_PARAM_MAX_RECV_DLENGTH)
207#define ISCSI_MAX_XMIT_DLENGTH (1 << ISCSI_PARAM_MAX_XMIT_DLENGTH)
208#define ISCSI_HDRDGST_EN (1 << ISCSI_PARAM_HDRDGST_EN)
209#define ISCSI_DATADGST_EN (1 << ISCSI_PARAM_DATADGST_EN)
210#define ISCSI_INITIAL_R2T_EN (1 << ISCSI_PARAM_INITIAL_R2T_EN)
211#define ISCSI_MAX_R2T (1 << ISCSI_PARAM_MAX_R2T)
212#define ISCSI_IMM_DATA_EN (1 << ISCSI_PARAM_IMM_DATA_EN)
213#define ISCSI_FIRST_BURST (1 << ISCSI_PARAM_FIRST_BURST)
214#define ISCSI_MAX_BURST (1 << ISCSI_PARAM_MAX_BURST)
215#define ISCSI_PDU_INORDER_EN (1 << ISCSI_PARAM_PDU_INORDER_EN)
216#define ISCSI_DATASEQ_INORDER_EN (1 << ISCSI_PARAM_DATASEQ_INORDER_EN)
217#define ISCSI_ERL (1 << ISCSI_PARAM_ERL)
218#define ISCSI_IFMARKER_EN (1 << ISCSI_PARAM_IFMARKER_EN)
219#define ISCSI_OFMARKER_EN (1 << ISCSI_PARAM_OFMARKER_EN)
220#define ISCSI_EXP_STATSN (1 << ISCSI_PARAM_EXP_STATSN)
221#define ISCSI_TARGET_NAME (1 << ISCSI_PARAM_TARGET_NAME)
222#define ISCSI_TPGT (1 << ISCSI_PARAM_TPGT)
223#define ISCSI_PERSISTENT_ADDRESS (1 << ISCSI_PARAM_PERSISTENT_ADDRESS)
224#define ISCSI_PERSISTENT_PORT (1 << ISCSI_PARAM_PERSISTENT_PORT)
225#define ISCSI_SESS_RECOVERY_TMO (1 << ISCSI_PARAM_SESS_RECOVERY_TMO)
226#define ISCSI_CONN_PORT (1 << ISCSI_PARAM_CONN_PORT)
227#define ISCSI_CONN_ADDRESS (1 << ISCSI_PARAM_CONN_ADDRESS)
165 228
166#define iscsi_ptr(_handle) ((void*)(unsigned long)_handle) 229#define iscsi_ptr(_handle) ((void*)(unsigned long)_handle)
167#define iscsi_handle(_ptr) ((uint64_t)(unsigned long)_ptr) 230#define iscsi_handle(_ptr) ((uint64_t)(unsigned long)_ptr)
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-26 00:21:48 -0500