1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* Copyright (c) 2016-2017 Hisilicon Limited. */
6 #include <linux/init.h>
7 #include <linux/mutex.h>
8 #include <linux/types.h>
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_TCINFO, /* (VF -> PF) get TC config */
24 HCLGE_MBX_GET_RETA, /* (VF -> PF) get RETA */
25 HCLGE_MBX_GET_RSS_KEY, /* (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 */
50 HCLGE_MBX_GET_VF_FLR_STATUS = 200, /* (M7 -> PF) get vf flr status */
51 HCLGE_MBX_PUSH_LINK_STATUS, /* (M7 -> PF) get port link status */
52 HCLGE_MBX_NCSI_ERROR, /* (M7 -> PF) receive a NCSI error */
55 /* below are per-VF mac-vlan subcodes */
56 enum hclge_mbx_mac_vlan_subcode {
57 HCLGE_MBX_MAC_VLAN_UC_MODIFY = 0, /* modify UC mac addr */
58 HCLGE_MBX_MAC_VLAN_UC_ADD, /* add a new UC mac addr */
59 HCLGE_MBX_MAC_VLAN_UC_REMOVE, /* remove a new UC mac addr */
60 HCLGE_MBX_MAC_VLAN_MC_MODIFY, /* modify MC mac addr */
61 HCLGE_MBX_MAC_VLAN_MC_ADD, /* add new MC mac addr */
62 HCLGE_MBX_MAC_VLAN_MC_REMOVE, /* remove MC mac addr */
65 /* below are per-VF vlan cfg subcodes */
66 enum hclge_mbx_vlan_cfg_subcode {
67 HCLGE_MBX_VLAN_FILTER = 0, /* set vlan filter */
68 HCLGE_MBX_VLAN_TX_OFF_CFG, /* set tx side vlan offload */
69 HCLGE_MBX_VLAN_RX_OFF_CFG, /* set rx side vlan offload */
70 HCLGE_MBX_PORT_BASE_VLAN_CFG, /* set port based vlan configuration */
71 HCLGE_MBX_GET_PORT_BASE_VLAN_STATE, /* get port based vlan state */
74 enum hclge_mbx_tbl_cfg_subcode {
75 HCLGE_MBX_VPORT_LIST_CLEAR,
78 #define HCLGE_MBX_MAX_MSG_SIZE 14
79 #define HCLGE_MBX_MAX_RESP_DATA_SIZE 8U
80 #define HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM 4
82 struct hclge_ring_chain_param {
88 struct hclgevf_mbx_resp_status {
89 struct mutex mbx_mutex; /* protects against contending sync cmd resp */
93 u8 additional_info[HCLGE_MBX_MAX_RESP_DATA_SIZE];
96 struct hclge_respond_to_vf_msg {
98 u8 data[HCLGE_MBX_MAX_RESP_DATA_SIZE];
102 struct hclge_vf_to_pf_msg {
107 u8 data[HCLGE_MBX_MAX_MSG_SIZE];
117 struct hclge_ring_chain_param
118 param[HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM];
123 struct hclge_pf_to_vf_msg {
126 u16 vf_mbx_msg_subcode;
128 u8 resp_data[HCLGE_MBX_MAX_RESP_DATA_SIZE];
131 struct hclge_mbx_vf_to_pf_cmd {
133 u8 mbx_src_vfid; /* Auto filled by IMP */
138 struct hclge_vf_to_pf_msg msg;
141 #define HCLGE_MBX_NEED_RESP_B 0
143 struct hclge_mbx_pf_to_vf_cmd {
148 struct hclge_pf_to_vf_msg msg;
151 struct hclge_vf_rst_cmd {
157 /* used by VF to store the received Async responses from PF */
158 struct hclgevf_mbx_arq_ring {
159 #define HCLGE_MBX_MAX_ARQ_MSG_SIZE 8
160 #define HCLGE_MBX_MAX_ARQ_MSG_NUM 1024
161 struct hclgevf_dev *hdev;
165 u16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE];
168 #define hclge_mbx_ring_ptr_move_crq(crq) \
169 (crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num)
170 #define hclge_mbx_tail_ptr_move_arq(arq) \
171 (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)
172 #define hclge_mbx_head_ptr_move_arq(arq) \
173 (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)