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 #define HCLGE_MBX_VF_MSG_DATA_NUM 16
12 enum HCLGE_MBX_OPCODE {
13 HCLGE_MBX_RESET = 0x01, /* (VF -> PF) assert reset */
14 HCLGE_MBX_ASSERTING_RESET, /* (PF -> VF) PF is asserting reset*/
15 HCLGE_MBX_SET_UNICAST, /* (VF -> PF) set UC addr */
16 HCLGE_MBX_SET_MULTICAST, /* (VF -> PF) set MC addr */
17 HCLGE_MBX_SET_VLAN, /* (VF -> PF) set VLAN */
18 HCLGE_MBX_MAP_RING_TO_VECTOR, /* (VF -> PF) map ring-to-vector */
19 HCLGE_MBX_UNMAP_RING_TO_VECTOR, /* (VF -> PF) unamp ring-to-vector */
20 HCLGE_MBX_SET_PROMISC_MODE, /* (VF -> PF) set promiscuous mode */
21 HCLGE_MBX_SET_MACVLAN, /* (VF -> PF) set unicast filter */
22 HCLGE_MBX_API_NEGOTIATE, /* (VF -> PF) negotiate API version */
23 HCLGE_MBX_GET_QINFO, /* (VF -> PF) get queue config */
24 HCLGE_MBX_GET_TCINFO, /* (VF -> PF) get TC config */
25 HCLGE_MBX_GET_RETA, /* (VF -> PF) get RETA */
26 HCLGE_MBX_GET_RSS_KEY, /* (VF -> PF) get RSS key */
27 HCLGE_MBX_GET_MAC_ADDR, /* (VF -> PF) get MAC addr */
28 HCLGE_MBX_PF_VF_RESP, /* (PF -> VF) generate respone to VF */
29 HCLGE_MBX_GET_BDNUM, /* (VF -> PF) get BD num */
30 HCLGE_MBX_GET_BUFSIZE, /* (VF -> PF) get buffer size */
31 HCLGE_MBX_GET_STREAMID, /* (VF -> PF) get stream id */
32 HCLGE_MBX_SET_AESTART, /* (VF -> PF) start ae */
33 HCLGE_MBX_SET_TSOSTATS, /* (VF -> PF) get tso stats */
34 HCLGE_MBX_LINK_STAT_CHANGE, /* (PF -> VF) link status has changed */
35 HCLGE_MBX_GET_BASE_CONFIG, /* (VF -> PF) get config */
36 HCLGE_MBX_BIND_FUNC_QUEUE, /* (VF -> PF) bind function and queue */
37 HCLGE_MBX_GET_LINK_STATUS, /* (VF -> PF) get link status */
38 HCLGE_MBX_QUEUE_RESET, /* (VF -> PF) reset queue */
41 /* below are per-VF mac-vlan subcodes */
42 enum hclge_mbx_mac_vlan_subcode {
43 HCLGE_MBX_MAC_VLAN_UC_MODIFY = 0, /* modify UC mac addr */
44 HCLGE_MBX_MAC_VLAN_UC_ADD, /* add a new UC mac addr */
45 HCLGE_MBX_MAC_VLAN_UC_REMOVE, /* remove a new UC mac addr */
46 HCLGE_MBX_MAC_VLAN_MC_MODIFY, /* modify MC mac addr */
47 HCLGE_MBX_MAC_VLAN_MC_ADD, /* add new MC mac addr */
48 HCLGE_MBX_MAC_VLAN_MC_REMOVE, /* remove MC mac addr */
51 /* below are per-VF vlan cfg subcodes */
52 enum hclge_mbx_vlan_cfg_subcode {
53 HCLGE_MBX_VLAN_FILTER = 0, /* set vlan filter */
54 HCLGE_MBX_VLAN_TX_OFF_CFG, /* set tx side vlan offload */
55 HCLGE_MBX_VLAN_RX_OFF_CFG, /* set rx side vlan offload */
58 #define HCLGE_MBX_MAX_MSG_SIZE 16
59 #define HCLGE_MBX_MAX_RESP_DATA_SIZE 8
60 #define HCLGE_MBX_RING_MAP_BASIC_MSG_NUM 3
61 #define HCLGE_MBX_RING_NODE_VARIABLE_NUM 3
63 struct hclgevf_mbx_resp_status {
64 struct mutex mbx_mutex; /* protects against contending sync cmd resp */
68 u8 additional_info[HCLGE_MBX_MAX_RESP_DATA_SIZE];
71 struct hclge_mbx_vf_to_pf_cmd {
73 u8 mbx_src_vfid; /* Auto filled by IMP */
77 u8 msg[HCLGE_MBX_MAX_MSG_SIZE];
80 struct hclge_mbx_pf_to_vf_cmd {
88 /* used by VF to store the received Async responses from PF */
89 struct hclgevf_mbx_arq_ring {
90 #define HCLGE_MBX_MAX_ARQ_MSG_SIZE 8
91 #define HCLGE_MBX_MAX_ARQ_MSG_NUM 1024
92 struct hclgevf_dev *hdev;
96 u16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE];
99 #define hclge_mbx_ring_ptr_move_crq(crq) \
100 (crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num)
101 #define hclge_mbx_tail_ptr_move_arq(arq) \
102 (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)
103 #define hclge_mbx_head_ptr_move_arq(arq) \
104 (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)