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 */
39 HCLGE_MBX_KEEP_ALIVE
, /* (VF -> PF) send keep alive cmd */
40 HCLGE_MBX_SET_ALIVE
, /* (VF -> PF) set alive state */
41 HCLGE_MBX_SET_MTU
, /* (VF -> PF) set mtu */
42 HCLGE_MBX_GET_QID_IN_PF
, /* (VF -> PF) get queue id in pf */
45 /* below are per-VF mac-vlan subcodes */
46 enum hclge_mbx_mac_vlan_subcode
{
47 HCLGE_MBX_MAC_VLAN_UC_MODIFY
= 0, /* modify UC mac addr */
48 HCLGE_MBX_MAC_VLAN_UC_ADD
, /* add a new UC mac addr */
49 HCLGE_MBX_MAC_VLAN_UC_REMOVE
, /* remove a new UC mac addr */
50 HCLGE_MBX_MAC_VLAN_MC_MODIFY
, /* modify MC mac addr */
51 HCLGE_MBX_MAC_VLAN_MC_ADD
, /* add new MC mac addr */
52 HCLGE_MBX_MAC_VLAN_MC_REMOVE
, /* remove MC mac addr */
55 /* below are per-VF vlan cfg subcodes */
56 enum hclge_mbx_vlan_cfg_subcode
{
57 HCLGE_MBX_VLAN_FILTER
= 0, /* set vlan filter */
58 HCLGE_MBX_VLAN_TX_OFF_CFG
, /* set tx side vlan offload */
59 HCLGE_MBX_VLAN_RX_OFF_CFG
, /* set rx side vlan offload */
62 #define HCLGE_MBX_MAX_MSG_SIZE 16
63 #define HCLGE_MBX_MAX_RESP_DATA_SIZE 8
64 #define HCLGE_MBX_RING_MAP_BASIC_MSG_NUM 3
65 #define HCLGE_MBX_RING_NODE_VARIABLE_NUM 3
67 struct hclgevf_mbx_resp_status
{
68 struct mutex mbx_mutex
; /* protects against contending sync cmd resp */
72 u8 additional_info
[HCLGE_MBX_MAX_RESP_DATA_SIZE
];
75 struct hclge_mbx_vf_to_pf_cmd
{
77 u8 mbx_src_vfid
; /* Auto filled by IMP */
81 u8 msg
[HCLGE_MBX_MAX_MSG_SIZE
];
84 struct hclge_mbx_pf_to_vf_cmd
{
92 struct hclge_vf_rst_cmd
{
98 /* used by VF to store the received Async responses from PF */
99 struct hclgevf_mbx_arq_ring
{
100 #define HCLGE_MBX_MAX_ARQ_MSG_SIZE 8
101 #define HCLGE_MBX_MAX_ARQ_MSG_NUM 1024
102 struct hclgevf_dev
*hdev
;
106 u16 msg_q
[HCLGE_MBX_MAX_ARQ_MSG_NUM
][HCLGE_MBX_MAX_ARQ_MSG_SIZE
];
109 #define hclge_mbx_ring_ptr_move_crq(crq) \
110 (crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num)
111 #define hclge_mbx_tail_ptr_move_arq(arq) \
112 (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)
113 #define hclge_mbx_head_ptr_move_arq(arq) \
114 (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE)