1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright 2017 Broadcom. All Rights Reserved.
4  * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
5  *
6  * Contact Information:
7  * linux-drivers@broadcom.com
8  */
9 
10 #ifndef _BEISCSI_MGMT_
11 #define _BEISCSI_MGMT_
12 
13 #include <scsi/scsi_bsg_iscsi.h>
14 #include "be_iscsi.h"
15 #include "be_main.h"
16 
17 #define IP_ACTION_ADD	0x01
18 #define IP_ACTION_DEL	0x02
19 
20 #define IP_V6_LEN	16
21 #define IP_V4_LEN	4
22 
23 /* UE Status and Mask register */
24 #define PCICFG_UE_STATUS_LOW            0xA0
25 #define PCICFG_UE_STATUS_HIGH           0xA4
26 #define PCICFG_UE_STATUS_MASK_LOW       0xA8
27 #define PCICFG_UE_STATUS_MASK_HI        0xAC
28 
29 int mgmt_open_connection(struct beiscsi_hba *phba,
30 			 struct sockaddr *dst_addr,
31 			 struct beiscsi_endpoint *beiscsi_ep,
32 			 struct be_dma_mem *nonemb_cmd);
33 
34 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
35 					 struct beiscsi_hba *phba,
36 					 struct bsg_job *job,
37 					 struct be_dma_mem *nonemb_cmd);
38 
39 #define BE_INVLDT_CMD_TBL_SZ	128
40 struct invldt_cmd_tbl {
41 	unsigned short icd;
42 	unsigned short cid;
43 } __packed;
44 
45 struct invldt_cmds_params_in {
46 	struct be_cmd_req_hdr hdr;
47 	unsigned int ref_handle;
48 	unsigned int icd_count;
49 	struct invldt_cmd_tbl table[BE_INVLDT_CMD_TBL_SZ];
50 	unsigned short cleanup_type;
51 	unsigned short unused;
52 } __packed;
53 
54 struct invldt_cmds_params_out {
55 	struct be_cmd_resp_hdr hdr;
56 	unsigned int ref_handle;
57 	unsigned int icd_count;
58 	unsigned int icd_status[BE_INVLDT_CMD_TBL_SZ];
59 } __packed;
60 
61 union be_invldt_cmds_params {
62 	struct invldt_cmds_params_in request;
63 	struct invldt_cmds_params_out response;
64 } __packed;
65 
66 struct mgmt_hba_attributes {
67 	u8 flashrom_version_string[BEISCSI_VER_STRLEN];
68 	u8 manufacturer_name[BEISCSI_VER_STRLEN];
69 	u32 supported_modes;
70 	u8 seeprom_version_lo;
71 	u8 seeprom_version_hi;
72 	u8 rsvd0[2];
73 	u32 fw_cmd_data_struct_version;
74 	u32 ep_fw_data_struct_version;
75 	u8 ncsi_version_string[12];
76 	u32 default_extended_timeout;
77 	u8 controller_model_number[BEISCSI_VER_STRLEN];
78 	u8 controller_description[64];
79 	u8 controller_serial_number[BEISCSI_VER_STRLEN];
80 	u8 ip_version_string[BEISCSI_VER_STRLEN];
81 	u8 firmware_version_string[BEISCSI_VER_STRLEN];
82 	u8 bios_version_string[BEISCSI_VER_STRLEN];
83 	u8 redboot_version_string[BEISCSI_VER_STRLEN];
84 	u8 driver_version_string[BEISCSI_VER_STRLEN];
85 	u8 fw_on_flash_version_string[BEISCSI_VER_STRLEN];
86 	u32 functionalities_supported;
87 	u16 max_cdblength;
88 	u8 asic_revision;
89 	u8 generational_guid[16];
90 	u8 hba_port_count;
91 	u16 default_link_down_timeout;
92 	u8 iscsi_ver_min_max;
93 	u8 multifunction_device;
94 	u8 cache_valid;
95 	u8 hba_status;
96 	u8 max_domains_supported;
97 	u8 phy_port;
98 	u32 firmware_post_status;
99 	u32 hba_mtu[8];
100 	u8 iscsi_features;
101 	u8 asic_generation;
102 	u8 future_u8[2];
103 	u32 future_u32[3];
104 } __packed;
105 
106 struct mgmt_controller_attributes {
107 	struct mgmt_hba_attributes hba_attribs;
108 	u16 pci_vendor_id;
109 	u16 pci_device_id;
110 	u16 pci_sub_vendor_id;
111 	u16 pci_sub_system_id;
112 	u8 pci_bus_number;
113 	u8 pci_device_number;
114 	u8 pci_function_number;
115 	u8 interface_type;
116 	u64 unique_identifier;
117 	u8 netfilters;
118 	u8 rsvd0[3];
119 	u32 future_u32[4];
120 } __packed;
121 
122 struct be_mgmt_controller_attributes {
123 	struct be_cmd_req_hdr hdr;
124 	struct mgmt_controller_attributes params;
125 } __packed;
126 
127 struct be_mgmt_controller_attributes_resp {
128 	struct be_cmd_resp_hdr hdr;
129 	struct mgmt_controller_attributes params;
130 } __packed;
131 
132 struct be_bsg_vendor_cmd {
133 	struct be_cmd_req_hdr hdr;
134 	unsigned short region;
135 	unsigned short offset;
136 	unsigned short sector;
137 } __packed;
138 
139 /* configuration management */
140 
141 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
142 
143 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
144 	pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
145 					bus_address.u.a32.address_lo;  \
146 	pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
147 					bus_address.u.a32.address_hi;  \
148 }
149 
150 #define BEISCSI_WRITE_FLASH 0
151 #define BEISCSI_READ_FLASH 1
152 
153 struct beiscsi_endpoint {
154 	struct beiscsi_hba *phba;
155 	struct beiscsi_conn *conn;
156 	struct iscsi_endpoint *openiscsi_ep;
157 	unsigned short ip_type;
158 	char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
159 	unsigned long dst_addr;
160 	unsigned short ep_cid;
161 	unsigned int fw_handle;
162 	u16 dst_tcpport;
163 	u16 cid_vld;
164 };
165 
166 int beiscsi_mgmt_invalidate_icds(struct beiscsi_hba *phba,
167 				 struct invldt_cmd_tbl *inv_tbl,
168 				 unsigned int nents);
169 
170 int beiscsi_get_initiator_name(struct beiscsi_hba *phba, char *name, bool cfg);
171 
172 int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type);
173 
174 int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type,
175 			 u8 *ip, u8 *subnet);
176 
177 int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw);
178 
179 int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type,
180 		      struct be_cmd_get_def_gateway_resp *resp);
181 
182 int mgmt_get_nic_conf(struct beiscsi_hba *phba,
183 		      struct be_cmd_get_nic_conf_resp *mac);
184 
185 int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type,
186 			struct be_cmd_get_if_info_resp **if_info);
187 
188 unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba);
189 
190 int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
191 
192 unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba);
193 
194 unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba);
195 
196 unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba);
197 
198 unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async);
199 
200 int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle);
201 
202 ssize_t beiscsi_drvr_ver_disp(struct device *dev,
203 			       struct device_attribute *attr, char *buf);
204 
205 ssize_t beiscsi_fw_ver_disp(struct device *dev,
206 			     struct device_attribute *attr, char *buf);
207 
208 ssize_t beiscsi_active_session_disp(struct device *dev,
209 				     struct device_attribute *attr, char *buf);
210 
211 ssize_t beiscsi_adap_family_disp(struct device *dev,
212 				  struct device_attribute *attr, char *buf);
213 
214 
215 ssize_t beiscsi_free_session_disp(struct device *dev,
216 				   struct device_attribute *attr, char *buf);
217 
218 ssize_t beiscsi_phys_port_disp(struct device *dev,
219 				struct device_attribute *attr, char *buf);
220 
221 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
222 			     struct wrb_handle *pwrb_handle,
223 			     struct be_mem_descriptor *mem_descr,
224 			     struct hwi_wrb_context *pwrb_context);
225 
226 void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
227 			     struct wrb_handle *pwrb_handle,
228 			     struct hwi_wrb_context *pwrb_context);
229 
230 unsigned int beiscsi_invalidate_cxn(struct beiscsi_hba *phba,
231 				    struct beiscsi_endpoint *beiscsi_ep);
232 
233 unsigned int beiscsi_upload_cxn(struct beiscsi_hba *phba,
234 				struct beiscsi_endpoint *beiscsi_ep);
235 
236 int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
237 			 struct be_set_eqd *, int num);
238 
239 int beiscsi_logout_fw_sess(struct beiscsi_hba *phba,
240 			    uint32_t fw_sess_handle);
241 
242 #endif
243