xref: /openbmc/linux/drivers/scsi/be2iscsi/be_mgmt.h (revision 275876e2)
1 /**
2  * Copyright (C) 2005 - 2013 Emulex
3  * All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License version 2
7  * as published by the Free Software Foundation.  The full GNU General
8  * Public License is included in this distribution in the file called COPYING.
9  *
10  * Written by: Jayamohan Kallickal (jayamohan.kallickal@emulex.com)
11  *
12  * Contact Information:
13  * linux-drivers@emulex.com
14  *
15  * Emulex
16  * 3333 Susan Street
17  * Costa Mesa, CA 92626
18  */
19 
20 #ifndef _BEISCSI_MGMT_
21 #define _BEISCSI_MGMT_
22 
23 #include <scsi/scsi_bsg_iscsi.h>
24 #include "be_iscsi.h"
25 #include "be_main.h"
26 
27 #define IP_ACTION_ADD	0x01
28 #define IP_ACTION_DEL	0x02
29 
30 #define IP_V6_LEN	16
31 #define IP_V4_LEN	4
32 
33 /* UE Status and Mask register */
34 #define PCICFG_UE_STATUS_LOW            0xA0
35 #define PCICFG_UE_STATUS_HIGH           0xA4
36 #define PCICFG_UE_STATUS_MASK_LOW       0xA8
37 #define PCICFG_UE_STATUS_MASK_HI        0xAC
38 
39 /**
40  * Pseudo amap definition in which each bit of the actual structure is defined
41  * as a byte: used to calculate offset/shift/mask of each field
42  */
43 struct amap_mcc_sge {
44 	u8 pa_lo[32];		/* dword 0 */
45 	u8 pa_hi[32];		/* dword 1 */
46 	u8 length[32];		/* DWORD 2 */
47 } __packed;
48 
49 /**
50  * Pseudo amap definition in which each bit of the actual structure is defined
51  * as a byte: used to calculate offset/shift/mask of each field
52  */
53 struct amap_mcc_wrb_payload {
54 	union {
55 		struct amap_mcc_sge sgl[19];
56 		u8 embedded[59 * 32];	/* DWORDS 57 to 115 */
57 	} u;
58 } __packed;
59 
60 /**
61  * Pseudo amap definition in which each bit of the actual structure is defined
62  * as a byte: used to calculate offset/shift/mask of each field
63  */
64 struct amap_mcc_wrb {
65 	u8 embedded;		/* DWORD 0 */
66 	u8 rsvd0[2];		/* DWORD 0 */
67 	u8 sge_count[5];	/* DWORD 0 */
68 	u8 rsvd1[16];		/* DWORD 0 */
69 	u8 special[8];		/* DWORD 0 */
70 	u8 payload_length[32];
71 	u8 tag[64];		/* DWORD 2 */
72 	u8 rsvd2[32];		/* DWORD 4 */
73 	struct amap_mcc_wrb_payload payload;
74 };
75 
76 struct mcc_sge {
77 	u32 pa_lo;		/* dword 0 */
78 	u32 pa_hi;		/* dword 1 */
79 	u32 length;		/* DWORD 2 */
80 } __packed;
81 
82 struct mcc_wrb_payload {
83 	union {
84 		struct mcc_sge sgl[19];
85 		u32 embedded[59];	/* DWORDS 57 to 115 */
86 	} u;
87 } __packed;
88 
89 #define MCC_WRB_EMBEDDED_MASK                0x00000001
90 
91 struct mcc_wrb {
92 	u32 dw[0];		/* DWORD 0 */
93 	u32 payload_length;
94 	u32 tag[2];		/* DWORD 2 */
95 	u32 rsvd2[1];		/* DWORD 4 */
96 	struct mcc_wrb_payload payload;
97 };
98 
99 int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
100 int mgmt_open_connection(struct beiscsi_hba *phba,
101 			 struct sockaddr *dst_addr,
102 			 struct beiscsi_endpoint *beiscsi_ep,
103 			 struct be_dma_mem *nonemb_cmd);
104 
105 unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
106 				     unsigned short cid,
107 				     unsigned int upload_flag);
108 unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
109 				struct invalidate_command_table *inv_tbl,
110 				unsigned int num_invalidate, unsigned int cid,
111 				struct be_dma_mem *nonemb_cmd);
112 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
113 					 struct beiscsi_hba *phba,
114 					 struct bsg_job *job,
115 					 struct be_dma_mem *nonemb_cmd);
116 
117 #define BEISCSI_NO_RST_ISSUE	0
118 struct iscsi_invalidate_connection_params_in {
119 	struct be_cmd_req_hdr hdr;
120 	unsigned int session_handle;
121 	unsigned short cid;
122 	unsigned short unused;
123 	unsigned short cleanup_type;
124 	unsigned short save_cfg;
125 } __packed;
126 
127 struct iscsi_invalidate_connection_params_out {
128 	unsigned int session_handle;
129 	unsigned short cid;
130 	unsigned short unused;
131 } __packed;
132 
133 union iscsi_invalidate_connection_params {
134 	struct iscsi_invalidate_connection_params_in request;
135 	struct iscsi_invalidate_connection_params_out response;
136 } __packed;
137 
138 struct invalidate_commands_params_in {
139 	struct be_cmd_req_hdr hdr;
140 	unsigned int ref_handle;
141 	unsigned int icd_count;
142 	struct invalidate_command_table table[128];
143 	unsigned short cleanup_type;
144 	unsigned short unused;
145 } __packed;
146 
147 struct invalidate_commands_params_out {
148 	unsigned int ref_handle;
149 	unsigned int icd_count;
150 	unsigned int icd_status[128];
151 } __packed;
152 
153 union invalidate_commands_params {
154 	struct invalidate_commands_params_in request;
155 	struct invalidate_commands_params_out response;
156 } __packed;
157 
158 struct mgmt_hba_attributes {
159 	u8 flashrom_version_string[BEISCSI_VER_STRLEN];
160 	u8 manufacturer_name[BEISCSI_VER_STRLEN];
161 	u32 supported_modes;
162 	u8 seeprom_version_lo;
163 	u8 seeprom_version_hi;
164 	u8 rsvd0[2];
165 	u32 fw_cmd_data_struct_version;
166 	u32 ep_fw_data_struct_version;
167 	u8 ncsi_version_string[12];
168 	u32 default_extended_timeout;
169 	u8 controller_model_number[BEISCSI_VER_STRLEN];
170 	u8 controller_description[64];
171 	u8 controller_serial_number[BEISCSI_VER_STRLEN];
172 	u8 ip_version_string[BEISCSI_VER_STRLEN];
173 	u8 firmware_version_string[BEISCSI_VER_STRLEN];
174 	u8 bios_version_string[BEISCSI_VER_STRLEN];
175 	u8 redboot_version_string[BEISCSI_VER_STRLEN];
176 	u8 driver_version_string[BEISCSI_VER_STRLEN];
177 	u8 fw_on_flash_version_string[BEISCSI_VER_STRLEN];
178 	u32 functionalities_supported;
179 	u16 max_cdblength;
180 	u8 asic_revision;
181 	u8 generational_guid[16];
182 	u8 hba_port_count;
183 	u16 default_link_down_timeout;
184 	u8 iscsi_ver_min_max;
185 	u8 multifunction_device;
186 	u8 cache_valid;
187 	u8 hba_status;
188 	u8 max_domains_supported;
189 	u8 phy_port;
190 	u32 firmware_post_status;
191 	u32 hba_mtu[8];
192 	u8 iscsi_features;
193 	u8 asic_generation;
194 	u8 future_u8[2];
195 	u32 future_u32[3];
196 } __packed;
197 
198 struct mgmt_controller_attributes {
199 	struct mgmt_hba_attributes hba_attribs;
200 	u16 pci_vendor_id;
201 	u16 pci_device_id;
202 	u16 pci_sub_vendor_id;
203 	u16 pci_sub_system_id;
204 	u8 pci_bus_number;
205 	u8 pci_device_number;
206 	u8 pci_function_number;
207 	u8 interface_type;
208 	u64 unique_identifier;
209 	u8 netfilters;
210 	u8 rsvd0[3];
211 	u32 future_u32[4];
212 } __packed;
213 
214 struct be_mgmt_controller_attributes {
215 	struct be_cmd_req_hdr hdr;
216 	struct mgmt_controller_attributes params;
217 } __packed;
218 
219 struct be_mgmt_controller_attributes_resp {
220 	struct be_cmd_resp_hdr hdr;
221 	struct mgmt_controller_attributes params;
222 } __packed;
223 
224 struct be_bsg_vendor_cmd {
225 	struct be_cmd_req_hdr hdr;
226 	unsigned short region;
227 	unsigned short offset;
228 	unsigned short sector;
229 } __packed;
230 
231 /* configuration management */
232 
233 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
234 
235 /* MGMT CMD flags */
236 
237 #define MGMT_CMDH_FREE                (1<<0)
238 
239 /*  --- MGMT_ERROR_CODES --- */
240 /*  Error Codes returned in the status field of the CMD response header */
241 #define MGMT_STATUS_SUCCESS 0	/* The CMD completed without errors */
242 #define MGMT_STATUS_FAILED 1	/* Error status in the Status field of */
243 				/* the CMD_RESPONSE_HEADER  */
244 
245 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
246 	pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
247 					bus_address.u.a32.address_lo;  \
248 	pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
249 					bus_address.u.a32.address_hi;  \
250 }
251 
252 #define BEISCSI_WRITE_FLASH 0
253 #define BEISCSI_READ_FLASH 1
254 
255 struct beiscsi_endpoint {
256 	struct beiscsi_hba *phba;
257 	struct beiscsi_sess *sess;
258 	struct beiscsi_conn *conn;
259 	struct iscsi_endpoint *openiscsi_ep;
260 	unsigned short ip_type;
261 	char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
262 	unsigned long dst_addr;
263 	unsigned short ep_cid;
264 	unsigned int fw_handle;
265 	u16 dst_tcpport;
266 	u16 cid_vld;
267 };
268 
269 int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
270 				 struct beiscsi_hba *phba);
271 
272 unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
273 					 struct beiscsi_endpoint *beiscsi_ep,
274 					 unsigned short cid,
275 					 unsigned short issue_reset,
276 					 unsigned short savecfg_flag);
277 
278 int mgmt_set_ip(struct beiscsi_hba *phba,
279 		struct iscsi_iface_param_info *ip_param,
280 		struct iscsi_iface_param_info *subnet_param,
281 		uint32_t boot_proto);
282 
283 unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba);
284 
285 unsigned int mgmt_reopen_session(struct beiscsi_hba *phba,
286 				  unsigned int reopen_type,
287 				  unsigned sess_handle);
288 
289 unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
290 				   u32 boot_session_handle,
291 				   struct be_dma_mem *nonemb_cmd);
292 
293 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
294 		      struct be_cmd_get_nic_conf_resp *mac);
295 
296 int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
297 		     struct be_cmd_get_if_info_resp **if_info);
298 
299 int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
300 		     struct be_cmd_get_def_gateway_resp *gateway);
301 
302 int mgmt_set_gateway(struct beiscsi_hba *phba,
303 		     struct iscsi_iface_param_info *gateway_param);
304 
305 int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba,
306 			      unsigned int *s_handle);
307 
308 unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba);
309 
310 int mgmt_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
311 
312 ssize_t beiscsi_drvr_ver_disp(struct device *dev,
313 			       struct device_attribute *attr, char *buf);
314 
315 ssize_t beiscsi_fw_ver_disp(struct device *dev,
316 			     struct device_attribute *attr, char *buf);
317 
318 ssize_t beiscsi_active_session_disp(struct device *dev,
319 				     struct device_attribute *attr, char *buf);
320 
321 ssize_t beiscsi_adap_family_disp(struct device *dev,
322 				  struct device_attribute *attr, char *buf);
323 
324 
325 ssize_t beiscsi_free_session_disp(struct device *dev,
326 				   struct device_attribute *attr, char *buf);
327 
328 ssize_t beiscsi_phys_port_disp(struct device *dev,
329 				struct device_attribute *attr, char *buf);
330 
331 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
332 			     struct wrb_handle *pwrb_handle,
333 			     struct be_mem_descriptor *mem_descr);
334 
335 void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
336 			     struct wrb_handle *pwrb_handle);
337 void beiscsi_ue_detect(struct beiscsi_hba *phba);
338 int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
339 			 struct be_set_eqd *, int num);
340 
341 #endif
342