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| 2 |
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| 3 |
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| 4 | #ifndef IONIC_ABI_H
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| 5 | #define IONIC_ABI_H
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| 6 |
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| 7 | #include <linux/types.h>
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| 8 |
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| 9 | #define IONIC_ABI_VERSION 1
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| 10 |
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| 11 | #define IONIC_EXPDB_64 1
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| 12 | #define IONIC_EXPDB_128 2
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| 13 | #define IONIC_EXPDB_256 4
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| 14 | #define IONIC_EXPDB_512 8
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| 15 |
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| 16 | #define IONIC_EXPDB_SQ 1
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| 17 | #define IONIC_EXPDB_RQ 2
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| 18 |
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| 19 | #define IONIC_CMB_ENABLE 1
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| 20 | #define IONIC_CMB_REQUIRE 2
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| 21 | #define IONIC_CMB_EXPDB 4
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| 22 | #define IONIC_CMB_WC 8
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| 23 | #define IONIC_CMB_UC 16
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| 24 |
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| 25 | struct ionic_ctx_req {
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| 26 | __u32 rsvd[2];
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| 27 | };
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| 28 |
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| 29 | struct ionic_ctx_resp {
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| 30 | __u32 rsvd;
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| 31 | __u32 page_shift;
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| 32 |
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| 33 | __aligned_u64 dbell_offset;
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| 34 |
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| 35 | __u16 version;
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| 36 | __u8 qp_opcodes;
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| 37 | __u8 admin_opcodes;
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| 38 |
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| 39 | __u8 sq_qtype;
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| 40 | __u8 rq_qtype;
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| 41 | __u8 cq_qtype;
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| 42 | __u8 admin_qtype;
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| 43 |
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| 44 | __u8 max_stride;
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| 45 | __u8 max_spec;
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| 46 | __u8 udma_count;
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| 47 | __u8 expdb_mask;
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| 48 | __u8 expdb_qtypes;
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| 49 |
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| 50 | __u8 rsvd2[3];
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| 51 | __aligned_u64 phc_offset;
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| 52 | };
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| 53 |
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| 54 | struct ionic_qdesc {
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| 55 | __aligned_u64 addr;
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| 56 | __u32 size;
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| 57 | __u16 mask;
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| 58 | __u8 depth_log2;
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| 59 | __u8 stride_log2;
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| 60 | };
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| 61 |
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| 62 | struct ionic_ah_resp {
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| 63 | __u32 ahid;
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| 64 | __u32 pad;
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| 65 | };
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| 66 |
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| 67 | struct ionic_cq_req {
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| 68 | struct ionic_qdesc cq[2];
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| 69 | __u8 udma_mask;
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| 70 | __u8 rsvd[7];
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| 71 | };
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| 72 |
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| 73 | struct ionic_cq_resp {
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| 74 | __u32 cqid[2];
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| 75 | __u8 udma_mask;
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| 76 | __u8 rsvd[7];
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| 77 | };
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| 78 |
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| 79 | struct ionic_qp_req {
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| 80 | struct ionic_qdesc sq;
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| 81 | struct ionic_qdesc rq;
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| 82 | __u8 sq_spec;
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| 83 | __u8 rq_spec;
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| 84 | __u8 sq_cmb;
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| 85 | __u8 rq_cmb;
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| 86 | __u8 udma_mask;
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| 87 | __u8 rsvd[3];
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| 88 | };
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| 89 |
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| 90 | struct ionic_qp_resp {
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| 91 | __u32 qpid;
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| 92 | __u8 sq_cmb;
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| 93 | __u8 rq_cmb;
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| 94 | __u8 udma_idx;
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| 95 | __u8 rsvd[1];
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| 96 | __aligned_u64 sq_cmb_offset;
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| 97 | __aligned_u64 rq_cmb_offset;
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| 98 | };
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| 99 |
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| 100 | struct ionic_srq_req {
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| 101 | struct ionic_qdesc rq;
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| 102 | __u8 rq_spec;
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| 103 | __u8 rq_cmb;
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| 104 | __u8 udma_mask;
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| 105 | __u8 rsvd[5];
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| 106 | };
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| 107 |
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| 108 | struct ionic_srq_resp {
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| 109 | __u32 qpid;
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| 110 | __u8 rq_cmb;
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| 111 | __u8 udma_idx;
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| 112 | __u8 rsvd[2];
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| 113 | __aligned_u64 rq_cmb_offset;
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| 114 | };
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| 115 |
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| 116 | #endif
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