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6#ifndef HINIC_MBOX_H_
7#define HINIC_MBOX_H_
8
9#define HINIC_MBOX_PF_SEND_ERR 0x1
10#define HINIC_MBOX_PF_BUSY_ACTIVE_FW 0x2
11#define HINIC_MBOX_VF_CMD_ERROR 0x3
12
13#define HINIC_MAX_FUNCTIONS 512
14
15#define HINIC_MAX_PF_FUNCS 16
16
17#define HINIC_MBOX_WQ_NAME "hinic_mbox"
18
19#define HINIC_FUNC_CSR_MAILBOX_DATA_OFF 0x80
20#define HINIC_FUNC_CSR_MAILBOX_CONTROL_OFF 0x0100
21#define HINIC_FUNC_CSR_MAILBOX_INT_OFFSET_OFF 0x0104
22#define HINIC_FUNC_CSR_MAILBOX_RESULT_H_OFF 0x0108
23#define HINIC_FUNC_CSR_MAILBOX_RESULT_L_OFF 0x010C
24
25#define MAX_FUNCTION_NUM 512
26
27struct vf_cmd_check_handle {
28 u8 cmd;
29 bool (*check_cmd)(struct hinic_hwdev *hwdev, u16 src_func_idx,
30 void *buf_in, u16 in_size);
31};
32
33enum hinic_mbox_ack_type {
34 MBOX_ACK,
35 MBOX_NO_ACK,
36};
37
38struct mbox_msg_info {
39 u8 msg_id;
40 u8 status;
41};
42
43struct hinic_recv_mbox {
44 struct completion recv_done;
45 void *mbox;
46 u8 cmd;
47 enum hinic_mod_type mod;
48 u16 mbox_len;
49 void *buf_out;
50 enum hinic_mbox_ack_type ack_type;
51 struct mbox_msg_info msg_info;
52 u8 seq_id;
53 atomic_t msg_cnt;
54};
55
56struct hinic_send_mbox {
57 struct completion send_done;
58 u8 *data;
59
60 u64 *wb_status;
61 void *wb_vaddr;
62 dma_addr_t wb_paddr;
63};
64
65typedef void (*hinic_vf_mbox_cb)(void *handle, u8 cmd, void *buf_in,
66 u16 in_size, void *buf_out, u16 *out_size);
67typedef int (*hinic_pf_mbox_cb)(void *handle, u16 vf_id, u8 cmd, void *buf_in,
68 u16 in_size, void *buf_out, u16 *out_size);
69
70enum mbox_event_state {
71 EVENT_START = 0,
72 EVENT_FAIL,
73 EVENT_TIMEOUT,
74 EVENT_END,
75};
76
77enum hinic_mbox_cb_state {
78 HINIC_VF_MBOX_CB_REG = 0,
79 HINIC_VF_MBOX_CB_RUNNING,
80 HINIC_PF_MBOX_CB_REG,
81 HINIC_PF_MBOX_CB_RUNNING,
82 HINIC_PPF_MBOX_CB_REG,
83 HINIC_PPF_MBOX_CB_RUNNING,
84 HINIC_PPF_TO_PF_MBOX_CB_REG,
85 HINIC_PPF_TO_PF_MBOX_CB_RUNNIG,
86};
87
88struct hinic_mbox_func_to_func {
89 struct hinic_hwdev *hwdev;
90 struct hinic_hwif *hwif;
91
92 struct semaphore mbox_send_sem;
93 struct semaphore msg_send_sem;
94 struct hinic_send_mbox send_mbox;
95
96 struct workqueue_struct *workq;
97
98 struct hinic_recv_mbox mbox_resp[HINIC_MAX_FUNCTIONS];
99 struct hinic_recv_mbox mbox_send[HINIC_MAX_FUNCTIONS];
100
101 hinic_vf_mbox_cb vf_mbox_cb[HINIC_MOD_MAX];
102 hinic_pf_mbox_cb pf_mbox_cb[HINIC_MOD_MAX];
103 unsigned long pf_mbox_cb_state[HINIC_MOD_MAX];
104 unsigned long vf_mbox_cb_state[HINIC_MOD_MAX];
105
106 u8 send_msg_id;
107 enum mbox_event_state event_flag;
108
109
110 spinlock_t mbox_lock;
111
112 u32 vf_mbx_old_rand_id[MAX_FUNCTION_NUM];
113 u32 vf_mbx_rand_id[MAX_FUNCTION_NUM];
114 bool support_vf_random;
115};
116
117struct hinic_mbox_work {
118 struct work_struct work;
119 u16 src_func_idx;
120 struct hinic_mbox_func_to_func *func_to_func;
121 struct hinic_recv_mbox *recv_mbox;
122};
123
124struct vf_cmd_msg_handle {
125 u8 cmd;
126 int (*cmd_msg_handler)(void *hwdev, u16 vf_id,
127 void *buf_in, u16 in_size,
128 void *buf_out, u16 *out_size);
129};
130
131bool hinic_mbox_check_func_id_8B(struct hinic_hwdev *hwdev, u16 func_idx,
132 void *buf_in, u16 in_size);
133
134bool hinic_mbox_check_cmd_valid(struct hinic_hwdev *hwdev,
135 struct vf_cmd_check_handle *cmd_handle,
136 u16 vf_id, u8 cmd, void *buf_in,
137 u16 in_size, u8 size);
138
139int hinic_register_pf_mbox_cb(struct hinic_hwdev *hwdev,
140 enum hinic_mod_type mod,
141 hinic_pf_mbox_cb callback);
142
143int hinic_register_vf_mbox_cb(struct hinic_hwdev *hwdev,
144 enum hinic_mod_type mod,
145 hinic_vf_mbox_cb callback);
146
147void hinic_unregister_pf_mbox_cb(struct hinic_hwdev *hwdev,
148 enum hinic_mod_type mod);
149
150void hinic_unregister_vf_mbox_cb(struct hinic_hwdev *hwdev,
151 enum hinic_mod_type mod);
152
153void hinic_mbox_func_aeqe_handler(void *handle, void *header, u8 size);
154
155void hinic_mbox_self_aeqe_handler(void *handle, void *header, u8 size);
156
157int hinic_func_to_func_init(struct hinic_hwdev *hwdev);
158
159void hinic_func_to_func_free(struct hinic_hwdev *hwdev);
160
161int hinic_mbox_to_pf(struct hinic_hwdev *hwdev, enum hinic_mod_type mod,
162 u8 cmd, void *buf_in, u16 in_size, void *buf_out,
163 u16 *out_size, u32 timeout);
164
165int hinic_mbox_to_func(struct hinic_mbox_func_to_func *func_to_func,
166 enum hinic_mod_type mod, u16 cmd, u16 dst_func,
167 void *buf_in, u16 in_size, void *buf_out,
168 u16 *out_size, u32 timeout);
169
170int hinic_mbox_to_vf(struct hinic_hwdev *hwdev,
171 enum hinic_mod_type mod, u16 vf_id, u8 cmd, void *buf_in,
172 u16 in_size, void *buf_out, u16 *out_size, u32 timeout);
173
174int hinic_vf_mbox_random_id_init(struct hinic_hwdev *hwdev);
175
176#endif
177
