1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* Copyright (c) 2016-2017 Hisilicon Limited. */ |
3 | |
4 | #ifndef __HCLGE_MBX_H |
5 | #define __HCLGE_MBX_H |
6 | #include <linux/init.h> |
7 | #include <linux/mutex.h> |
8 | #include <linux/types.h> |
9 | |
10 | enum HCLGE_MBX_OPCODE { |
11 | HCLGE_MBX_RESET = 0x01, /* (VF -> PF) assert reset */ |
12 | HCLGE_MBX_ASSERTING_RESET, /* (PF -> VF) PF is asserting reset */ |
13 | HCLGE_MBX_SET_UNICAST, /* (VF -> PF) set UC addr */ |
14 | HCLGE_MBX_SET_MULTICAST, /* (VF -> PF) set MC addr */ |
15 | HCLGE_MBX_SET_VLAN, /* (VF -> PF) set VLAN */ |
16 | HCLGE_MBX_MAP_RING_TO_VECTOR, /* (VF -> PF) map ring-to-vector */ |
17 | HCLGE_MBX_UNMAP_RING_TO_VECTOR, /* (VF -> PF) unamp ring-to-vector */ |
18 | HCLGE_MBX_SET_PROMISC_MODE, /* (VF -> PF) set promiscuous mode */ |
19 | HCLGE_MBX_SET_MACVLAN, /* (VF -> PF) set unicast filter */ |
20 | HCLGE_MBX_API_NEGOTIATE, /* (VF -> PF) negotiate API version */ |
21 | HCLGE_MBX_GET_QINFO, /* (VF -> PF) get queue config */ |
22 | HCLGE_MBX_GET_QDEPTH, /* (VF -> PF) get queue depth */ |
23 | HCLGE_MBX_GET_BASIC_INFO, /* (VF -> PF) get basic info */ |
24 | HCLGE_MBX_GET_RETA, /* (VF -> PF) get RETA */ |
25 | , /* (VF -> PF) get RSS key */ |
26 | HCLGE_MBX_GET_MAC_ADDR, /* (VF -> PF) get MAC addr */ |
27 | HCLGE_MBX_PF_VF_RESP, /* (PF -> VF) generate response to VF */ |
28 | HCLGE_MBX_GET_BDNUM, /* (VF -> PF) get BD num */ |
29 | HCLGE_MBX_GET_BUFSIZE, /* (VF -> PF) get buffer size */ |
30 | HCLGE_MBX_GET_STREAMID, /* (VF -> PF) get stream id */ |
31 | HCLGE_MBX_SET_AESTART, /* (VF -> PF) start ae */ |
32 | HCLGE_MBX_SET_TSOSTATS, /* (VF -> PF) get tso stats */ |
33 | HCLGE_MBX_LINK_STAT_CHANGE, /* (PF -> VF) link status has changed */ |
34 | HCLGE_MBX_GET_BASE_CONFIG, /* (VF -> PF) get config */ |
35 | HCLGE_MBX_BIND_FUNC_QUEUE, /* (VF -> PF) bind function and queue */ |
36 | HCLGE_MBX_GET_LINK_STATUS, /* (VF -> PF) get link status */ |
37 | HCLGE_MBX_QUEUE_RESET, /* (VF -> PF) reset queue */ |
38 | HCLGE_MBX_KEEP_ALIVE, /* (VF -> PF) send keep alive cmd */ |
39 | HCLGE_MBX_SET_ALIVE, /* (VF -> PF) set alive state */ |
40 | HCLGE_MBX_SET_MTU, /* (VF -> PF) set mtu */ |
41 | HCLGE_MBX_GET_QID_IN_PF, /* (VF -> PF) get queue id in pf */ |
42 | HCLGE_MBX_LINK_STAT_MODE, /* (PF -> VF) link mode has changed */ |
43 | HCLGE_MBX_GET_LINK_MODE, /* (VF -> PF) get the link mode of pf */ |
44 | HCLGE_MBX_PUSH_VLAN_INFO, /* (PF -> VF) push port base vlan */ |
45 | HCLGE_MBX_GET_MEDIA_TYPE, /* (VF -> PF) get media type */ |
46 | HCLGE_MBX_PUSH_PROMISC_INFO, /* (PF -> VF) push vf promisc info */ |
47 | HCLGE_MBX_VF_UNINIT, /* (VF -> PF) vf is unintializing */ |
48 | HCLGE_MBX_HANDLE_VF_TBL, /* (VF -> PF) store/clear hw table */ |
49 | HCLGE_MBX_GET_RING_VECTOR_MAP, /* (VF -> PF) get ring-to-vector map */ |
50 | |
51 | HCLGE_MBX_GET_VF_FLR_STATUS = 200, /* (M7 -> PF) get vf flr status */ |
52 | HCLGE_MBX_PUSH_LINK_STATUS, /* (M7 -> PF) get port link status */ |
53 | HCLGE_MBX_NCSI_ERROR, /* (M7 -> PF) receive a NCSI error */ |
54 | }; |
55 | |
56 | /* below are per-VF mac-vlan subcodes */ |
57 | enum hclge_mbx_mac_vlan_subcode { |
58 | HCLGE_MBX_MAC_VLAN_UC_MODIFY = 0, /* modify UC mac addr */ |
59 | HCLGE_MBX_MAC_VLAN_UC_ADD, /* add a new UC mac addr */ |
60 | HCLGE_MBX_MAC_VLAN_UC_REMOVE, /* remove a new UC mac addr */ |
61 | HCLGE_MBX_MAC_VLAN_MC_MODIFY, /* modify MC mac addr */ |
62 | HCLGE_MBX_MAC_VLAN_MC_ADD, /* add new MC mac addr */ |
63 | HCLGE_MBX_MAC_VLAN_MC_REMOVE, /* remove MC mac addr */ |
64 | }; |
65 | |
66 | /* below are per-VF vlan cfg subcodes */ |
67 | enum hclge_mbx_vlan_cfg_subcode { |
68 | HCLGE_MBX_VLAN_FILTER = 0, /* set vlan filter */ |
69 | HCLGE_MBX_VLAN_TX_OFF_CFG, /* set tx side vlan offload */ |
70 | HCLGE_MBX_VLAN_RX_OFF_CFG, /* set rx side vlan offload */ |
71 | HCLGE_MBX_PORT_BASE_VLAN_CFG, /* set port based vlan configuration */ |
72 | HCLGE_MBX_GET_PORT_BASE_VLAN_STATE, /* get port based vlan state */ |
73 | HCLGE_MBX_ENABLE_VLAN_FILTER, |
74 | }; |
75 | |
76 | enum hclge_mbx_tbl_cfg_subcode { |
77 | HCLGE_MBX_VPORT_LIST_CLEAR, |
78 | }; |
79 | |
80 | #define HCLGE_MBX_MAX_MSG_SIZE 14 |
81 | #define HCLGE_MBX_MAX_RESP_DATA_SIZE 8U |
82 | #define HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM 4 |
83 | |
84 | #define HCLGE_RESET_SCHED_TIMEOUT (3 * HZ) |
85 | #define HCLGE_MBX_SCHED_TIMEOUT (HZ / 2) |
86 | |
87 | struct hclge_ring_chain_param { |
88 | u8 ring_type; |
89 | u8 tqp_index; |
90 | u8 int_gl_index; |
91 | }; |
92 | |
93 | struct hclge_basic_info { |
94 | u8 hw_tc_map; |
95 | u8 rsv; |
96 | __le16 mbx_api_version; |
97 | __le32 pf_caps; |
98 | }; |
99 | |
100 | struct hclgevf_mbx_resp_status { |
101 | struct mutex mbx_mutex; /* protects against contending sync cmd resp */ |
102 | u32 origin_mbx_msg; |
103 | bool received_resp; |
104 | int resp_status; |
105 | u16 match_id; |
106 | u8 additional_info[HCLGE_MBX_MAX_RESP_DATA_SIZE]; |
107 | }; |
108 | |
109 | struct hclge_respond_to_vf_msg { |
110 | int status; |
111 | u8 data[HCLGE_MBX_MAX_RESP_DATA_SIZE]; |
112 | u16 len; |
113 | }; |
114 | |
115 | struct hclge_vf_to_pf_msg { |
116 | u8 code; |
117 | union { |
118 | struct { |
119 | u8 subcode; |
120 | u8 data[HCLGE_MBX_MAX_MSG_SIZE]; |
121 | }; |
122 | struct { |
123 | u8 en_bc; |
124 | u8 en_uc; |
125 | u8 en_mc; |
126 | u8 en_limit_promisc; |
127 | }; |
128 | struct { |
129 | u8 vector_id; |
130 | u8 ring_num; |
131 | struct hclge_ring_chain_param |
132 | param[HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM]; |
133 | }; |
134 | }; |
135 | }; |
136 | |
137 | struct hclge_pf_to_vf_msg { |
138 | __le16 code; |
139 | union { |
140 | /* used for mbx response */ |
141 | struct { |
142 | __le16 vf_mbx_msg_code; |
143 | __le16 vf_mbx_msg_subcode; |
144 | __le16 resp_status; |
145 | u8 resp_data[HCLGE_MBX_MAX_RESP_DATA_SIZE]; |
146 | }; |
147 | /* used for general mbx */ |
148 | struct { |
149 | u8 msg_data[HCLGE_MBX_MAX_MSG_SIZE]; |
150 | }; |
151 | }; |
152 | }; |
153 | |
154 | struct hclge_mbx_vf_to_pf_cmd { |
155 | u8 rsv; |
156 | u8 mbx_src_vfid; /* Auto filled by IMP */ |
157 | u8 mbx_need_resp; |
158 | u8 rsv1[1]; |
159 | u8 msg_len; |
160 | u8 rsv2; |
161 | __le16 match_id; |
162 | struct hclge_vf_to_pf_msg msg; |
163 | }; |
164 | |
165 | #define HCLGE_MBX_NEED_RESP_B 0 |
166 | |
167 | struct hclge_mbx_pf_to_vf_cmd { |
168 | u8 dest_vfid; |
169 | u8 rsv[3]; |
170 | u8 msg_len; |
171 | u8 rsv1; |
172 | __le16 match_id; |
173 | struct hclge_pf_to_vf_msg msg; |
174 | }; |
175 | |
176 | struct hclge_vf_rst_cmd { |
177 | u8 dest_vfid; |
178 | u8 vf_rst; |
179 | u8 rsv[22]; |
180 | }; |
181 | |
182 | #pragma pack(1) |
183 | struct hclge_mbx_link_status { |
184 | __le16 link_status; |
185 | __le32 speed; |
186 | __le16 duplex; |
187 | u8 flag; |
188 | }; |
189 | |
190 | struct hclge_mbx_link_mode { |
191 | __le16 idx; |
192 | __le64 link_mode; |
193 | }; |
194 | |
195 | struct hclge_mbx_port_base_vlan { |
196 | __le16 state; |
197 | __le16 vlan_proto; |
198 | __le16 qos; |
199 | __le16 vlan_tag; |
200 | }; |
201 | |
202 | struct hclge_mbx_vf_queue_info { |
203 | __le16 num_tqps; |
204 | __le16 ; |
205 | __le16 rx_buf_len; |
206 | }; |
207 | |
208 | struct hclge_mbx_vf_queue_depth { |
209 | __le16 num_tx_desc; |
210 | __le16 num_rx_desc; |
211 | }; |
212 | |
213 | struct hclge_mbx_vlan_filter { |
214 | u8 is_kill; |
215 | __le16 vlan_id; |
216 | __le16 proto; |
217 | }; |
218 | |
219 | struct hclge_mbx_mtu_info { |
220 | __le32 mtu; |
221 | }; |
222 | |
223 | #pragma pack() |
224 | |
225 | /* used by VF to store the received Async responses from PF */ |
226 | struct hclgevf_mbx_arq_ring { |
227 | #define HCLGE_MBX_MAX_ARQ_MSG_SIZE 8 |
228 | #define HCLGE_MBX_MAX_ARQ_MSG_NUM 1024 |
229 | struct hclgevf_dev *hdev; |
230 | u32 head; |
231 | u32 tail; |
232 | atomic_t count; |
233 | __le16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE]; |
234 | }; |
235 | |
236 | struct hclge_dev; |
237 | |
238 | #define HCLGE_MBX_OPCODE_MAX 256 |
239 | struct hclge_mbx_ops_param { |
240 | struct hclge_vport *vport; |
241 | struct hclge_mbx_vf_to_pf_cmd *req; |
242 | struct hclge_respond_to_vf_msg *resp_msg; |
243 | }; |
244 | |
245 | typedef int (*hclge_mbx_ops_fn)(struct hclge_mbx_ops_param *param); |
246 | |
247 | #define hclge_mbx_ring_ptr_move_crq(crq) \ |
248 | (crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num) |
249 | #define hclge_mbx_tail_ptr_move_arq(arq) \ |
250 | (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM) |
251 | #define hclge_mbx_head_ptr_move_arq(arq) \ |
252 | (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM) |
253 | |
254 | /* PF immediately push link status to VFs when link status changed */ |
255 | #define HCLGE_MBX_PUSH_LINK_STATUS_EN BIT(0) |
256 | #endif |
257 | |