1/**
2 * Copyright (C) 2005 - 2015 Avago Technologies
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@avagotech.com)
11 *
12 * Contact Information:
13 * linux-drivers@avagotech.com
14 *
15 * Avago Technologies
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 */
43struct 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 */
53struct 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 */
64struct 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
76struct mcc_sge {
77	u32 pa_lo;		/* dword 0 */
78	u32 pa_hi;		/* dword 1 */
79	u32 length;		/* DWORD 2 */
80} __packed;
81
82struct 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
91struct 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
99int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
100int 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
105unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
106				     unsigned short cid,
107				     unsigned int upload_flag);
108unsigned 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);
112unsigned 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
118struct 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
127struct iscsi_invalidate_connection_params_out {
128	unsigned int session_handle;
129	unsigned short cid;
130	unsigned short unused;
131} __packed;
132
133union iscsi_invalidate_connection_params {
134	struct iscsi_invalidate_connection_params_in request;
135	struct iscsi_invalidate_connection_params_out response;
136} __packed;
137
138struct 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
147struct invalidate_commands_params_out {
148	unsigned int ref_handle;
149	unsigned int icd_count;
150	unsigned int icd_status[128];
151} __packed;
152
153union invalidate_commands_params {
154	struct invalidate_commands_params_in request;
155	struct invalidate_commands_params_out response;
156} __packed;
157
158struct 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
198struct 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
214struct be_mgmt_controller_attributes {
215	struct be_cmd_req_hdr hdr;
216	struct mgmt_controller_attributes params;
217} __packed;
218
219struct be_mgmt_controller_attributes_resp {
220	struct be_cmd_resp_hdr hdr;
221	struct mgmt_controller_attributes params;
222} __packed;
223
224struct 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
255struct 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
269int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
270				 struct beiscsi_hba *phba);
271
272unsigned 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
278int 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
283unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba);
284
285unsigned int mgmt_reopen_session(struct beiscsi_hba *phba,
286				  unsigned int reopen_type,
287				  unsigned sess_handle);
288
289unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
290				   u32 boot_session_handle,
291				   struct be_dma_mem *nonemb_cmd);
292
293int mgmt_get_nic_conf(struct beiscsi_hba *phba,
294		      struct be_cmd_get_nic_conf_resp *mac);
295
296int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
297		     struct be_cmd_get_if_info_resp **if_info);
298
299int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
300		     struct be_cmd_get_def_gateway_resp *gateway);
301
302int mgmt_set_gateway(struct beiscsi_hba *phba,
303		     struct iscsi_iface_param_info *gateway_param);
304
305int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba,
306			      unsigned int *s_handle);
307
308unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba);
309
310int mgmt_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
311
312ssize_t beiscsi_drvr_ver_disp(struct device *dev,
313			       struct device_attribute *attr, char *buf);
314
315ssize_t beiscsi_fw_ver_disp(struct device *dev,
316			     struct device_attribute *attr, char *buf);
317
318ssize_t beiscsi_active_session_disp(struct device *dev,
319				     struct device_attribute *attr, char *buf);
320
321ssize_t beiscsi_adap_family_disp(struct device *dev,
322				  struct device_attribute *attr, char *buf);
323
324
325ssize_t beiscsi_free_session_disp(struct device *dev,
326				   struct device_attribute *attr, char *buf);
327
328ssize_t beiscsi_phys_port_disp(struct device *dev,
329				struct device_attribute *attr, char *buf);
330
331void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
332			     struct wrb_handle *pwrb_handle,
333			     struct be_mem_descriptor *mem_descr);
334
335void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
336			     struct wrb_handle *pwrb_handle);
337void beiscsi_ue_detect(struct beiscsi_hba *phba);
338int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
339			 struct be_set_eqd *, int num);
340
341#endif
342