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7#ifndef HINIC_HW_IO_H
8#define HINIC_HW_IO_H
9
10#include <linux/types.h>
11#include <linux/pci.h>
12#include <linux/semaphore.h>
13#include <linux/sizes.h>
14
15#include "hinic_hw_if.h"
16#include "hinic_hw_eqs.h"
17#include "hinic_hw_wq.h"
18#include "hinic_hw_cmdq.h"
19#include "hinic_hw_qp.h"
20
21#define HINIC_DB_PAGE_SIZE SZ_4K
22#define HINIC_DB_SIZE SZ_4M
23#define HINIC_HW_WQ_PAGE_SIZE SZ_4K
24#define HINIC_DEFAULT_WQ_PAGE_SIZE SZ_256K
25
26#define HINIC_DB_MAX_AREAS (HINIC_DB_SIZE / HINIC_DB_PAGE_SIZE)
27
28enum hinic_db_type {
29 HINIC_DB_CMDQ_TYPE,
30 HINIC_DB_SQ_TYPE,
31};
32
33enum hinic_io_path {
34 HINIC_CTRL_PATH,
35 HINIC_DATA_PATH,
36};
37
38struct hinic_free_db_area {
39 int db_idx[HINIC_DB_MAX_AREAS];
40
41 int alloc_pos;
42 int return_pos;
43
44 int num_free;
45
46
47 struct semaphore idx_lock;
48};
49
50struct hinic_nic_cfg {
51
52 struct mutex cfg_mutex;
53 bool pause_set;
54 u32 auto_neg;
55 u32 rx_pause;
56 u32 tx_pause;
57};
58
59struct hinic_func_to_io {
60 struct hinic_hwif *hwif;
61 struct hinic_hwdev *hwdev;
62 u16 global_qpn;
63 struct hinic_ceqs ceqs;
64
65 struct hinic_wqs wqs;
66
67 struct hinic_wq *sq_wq;
68 struct hinic_wq *rq_wq;
69
70 struct hinic_qp *qps;
71 u16 max_qps;
72
73 u16 sq_depth;
74 u16 rq_depth;
75
76 void __iomem **sq_db;
77 void __iomem *db_base;
78
79 void *ci_addr_base;
80 dma_addr_t ci_dma_base;
81
82 struct hinic_free_db_area free_db_area;
83
84 void __iomem *cmdq_db_area[HINIC_MAX_CMDQ_TYPES];
85
86 struct hinic_cmdqs cmdqs;
87
88 u16 max_vfs;
89 struct vf_data_storage *vf_infos;
90 u8 link_status;
91 struct hinic_nic_cfg nic_cfg;
92};
93
94struct hinic_wq_page_size {
95 u8 status;
96 u8 version;
97 u8 rsvd0[6];
98
99 u16 func_idx;
100 u8 ppf_idx;
101 u8 page_size;
102
103 u32 rsvd1;
104};
105
106int hinic_set_wq_page_size(struct hinic_hwdev *hwdev, u16 func_idx,
107 u32 page_size);
108
109int hinic_io_create_qps(struct hinic_func_to_io *func_to_io,
110 u16 base_qpn, int num_qps,
111 struct msix_entry *sq_msix_entries,
112 struct msix_entry *rq_msix_entries);
113
114void hinic_io_destroy_qps(struct hinic_func_to_io *func_to_io,
115 int num_qps);
116
117int hinic_io_init(struct hinic_func_to_io *func_to_io,
118 struct hinic_hwif *hwif, u16 max_qps, int num_ceqs,
119 struct msix_entry *ceq_msix_entries);
120
121void hinic_io_free(struct hinic_func_to_io *func_to_io);
122
123#endif
124
