1 /*
2  * This header was generated from the Linux kernel headers by update_headers.py,
3  * to provide necessary information from kernel to userspace, such as constants,
4  * structures, and macros, and thus, contains no copyrightable information.
5  */
6 #ifndef _LINUX__HFI1_USER_H
7 #define _LINUX__HFI1_USER_H
8 #include <linux/types.h>
9 #include <rdma/rdma_user_ioctl.h>
10 #define HFI1_USER_SWMAJOR 6
11 #define HFI1_USER_SWMINOR 3
12 #define HFI1_SWMAJOR_SHIFT 16
13 #define HFI1_CAP_DMA_RTAIL        (1UL <<  0)
14 #define HFI1_CAP_SDMA             (1UL <<  1)
15 #define HFI1_CAP_SDMA_AHG         (1UL <<  2)
16 #define HFI1_CAP_EXTENDED_PSN     (1UL <<  3)
17 #define HFI1_CAP_HDRSUPP          (1UL <<  4)
18 #define HFI1_CAP_USE_SDMA_HEAD    (1UL <<  6)
19 #define HFI1_CAP_MULTI_PKT_EGR    (1UL <<  7)
20 #define HFI1_CAP_NODROP_RHQ_FULL  (1UL <<  8)
21 #define HFI1_CAP_NODROP_EGR_FULL  (1UL <<  9)
22 #define HFI1_CAP_TID_UNMAP        (1UL << 10)
23 #define HFI1_CAP_PRINT_UNIMPL     (1UL << 11)
24 #define HFI1_CAP_ALLOW_PERM_JKEY  (1UL << 12)
25 #define HFI1_CAP_NO_INTEGRITY     (1UL << 13)
26 #define HFI1_CAP_PKEY_CHECK       (1UL << 14)
27 #define HFI1_CAP_STATIC_RATE_CTRL (1UL << 15)
28 #define HFI1_CAP_SDMA_HEAD_CHECK  (1UL << 17)
29 #define HFI1_CAP_EARLY_CREDIT_RETURN (1UL << 18)
30 #define HFI1_RCVHDR_ENTSIZE_2    (1UL << 0)
31 #define HFI1_RCVHDR_ENTSIZE_16   (1UL << 1)
32 #define HFI1_RCVDHR_ENTSIZE_32   (1UL << 2)
33 #define _HFI1_EVENT_FROZEN_BIT         0
34 #define _HFI1_EVENT_LINKDOWN_BIT       1
35 #define _HFI1_EVENT_LID_CHANGE_BIT     2
36 #define _HFI1_EVENT_LMC_CHANGE_BIT     3
37 #define _HFI1_EVENT_SL2VL_CHANGE_BIT   4
38 #define _HFI1_EVENT_TID_MMU_NOTIFY_BIT 5
39 #define _HFI1_MAX_EVENT_BIT _HFI1_EVENT_TID_MMU_NOTIFY_BIT
40 #define HFI1_EVENT_FROZEN            (1UL << _HFI1_EVENT_FROZEN_BIT)
41 #define HFI1_EVENT_LINKDOWN          (1UL << _HFI1_EVENT_LINKDOWN_BIT)
42 #define HFI1_EVENT_LID_CHANGE        (1UL << _HFI1_EVENT_LID_CHANGE_BIT)
43 #define HFI1_EVENT_LMC_CHANGE        (1UL << _HFI1_EVENT_LMC_CHANGE_BIT)
44 #define HFI1_EVENT_SL2VL_CHANGE      (1UL << _HFI1_EVENT_SL2VL_CHANGE_BIT)
45 #define HFI1_EVENT_TID_MMU_NOTIFY    (1UL << _HFI1_EVENT_TID_MMU_NOTIFY_BIT)
46 #define HFI1_STATUS_INITTED       0x1
47 #define HFI1_STATUS_CHIP_PRESENT 0x20
48 #define HFI1_STATUS_IB_READY     0x40
49 #define HFI1_STATUS_IB_CONF      0x80
50 #define HFI1_STATUS_HWERROR     0x200
51 #define HFI1_MAX_SHARED_CTXTS 8
52 #define HFI1_POLL_TYPE_ANYRCV     0x0
53 #define HFI1_POLL_TYPE_URGENT     0x1
54 enum hfi1_sdma_comp_state {
55 	FREE = 0,
56 	QUEUED,
57 	COMPLETE,
58 	ERROR
59 };
60 struct hfi1_sdma_comp_entry {
61 	__u32 status;
62 	__u32 errcode;
63 };
64 struct hfi1_status {
65 	__aligned_u64 dev;
66 	__aligned_u64 port;
67 	char freezemsg[0];
68 };
69 enum sdma_req_opcode {
70 	EXPECTED = 0,
71 	EAGER
72 };
73 #define HFI1_SDMA_REQ_VERSION_MASK 0xF
74 #define HFI1_SDMA_REQ_VERSION_SHIFT 0x0
75 #define HFI1_SDMA_REQ_OPCODE_MASK 0xF
76 #define HFI1_SDMA_REQ_OPCODE_SHIFT 0x4
77 #define HFI1_SDMA_REQ_IOVCNT_MASK 0xFF
78 #define HFI1_SDMA_REQ_IOVCNT_SHIFT 0x8
79 struct sdma_req_info {
80 
81 	__u16 ctrl;
82 
83 	__u16 npkts;
84 
85 	__u16 fragsize;
86 
87 	__u16 comp_idx;
88 } __attribute__((__packed__));
89 struct hfi1_kdeth_header {
90 	__le32 ver_tid_offset;
91 	__le16 jkey;
92 	__le16 hcrc;
93 	__le32 swdata[7];
94 }  __attribute__((__packed__));
95 struct hfi1_pkt_header {
96 	__le16 pbc[4];
97 	__be16 lrh[4];
98 	__be32 bth[3];
99 	struct hfi1_kdeth_header kdeth;
100 }  __attribute__((__packed__));
101 enum hfi1_ureg {
102 
103 	ur_rcvhdrtail = 0,
104 
105 	ur_rcvhdrhead = 1,
106 
107 	ur_rcvegrindextail = 2,
108 
109 	ur_rcvegrindexhead = 3,
110 
111 	ur_rcvegroffsettail = 4,
112 
113 	ur_maxreg,
114 
115 	ur_rcvtidflowtable = 256
116 };
117 #endif
118