xref: /linux/drivers/infiniband/hw/irdma/irdma.h (revision 68a052239fc4b351e961f698b824f7654a346091)
1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2 /* Copyright (c) 2017 - 2021 Intel Corporation */
3 #ifndef IRDMA_H
4 #define IRDMA_H
5 
6 #define IRDMA_WQEALLOC_WQE_DESC_INDEX GENMASK(31, 20)
7 
8 #define IRDMA_CQPTAIL_WQTAIL GENMASK(10, 0)
9 #define IRDMA_CQPTAIL_CQP_OP_ERR BIT(31)
10 
11 #define IRDMA_CQPERRCODES_CQP_MINOR_CODE GENMASK(15, 0)
12 #define IRDMA_CQPERRCODES_CQP_MAJOR_CODE GENMASK(31, 16)
13 #define IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE GENMASK(5, 4)
14 #define IRDMA_GLINT_RATE_INTERVAL GENMASK(5, 0)
15 #define IRDMA_GLINT_RATE_INTRL_ENA BIT(6)
16 #define IRDMA_GLINT_DYN_CTL_INTENA BIT(0)
17 #define IRDMA_GLINT_DYN_CTL_CLEARPBA BIT(1)
18 #define IRDMA_GLINT_DYN_CTL_ITR_INDX GENMASK(4, 3)
19 #define IRDMA_GLINT_DYN_CTL_INTERVAL GENMASK(16, 5)
20 #define IRDMA_GLINT_CEQCTL_ITR_INDX GENMASK(12, 11)
21 #define IRDMA_GLINT_CEQCTL_CAUSE_ENA BIT(30)
22 #define IRDMA_GLINT_CEQCTL_MSIX_INDX GENMASK(10, 0)
23 #define IRDMA_PFINT_AEQCTL_MSIX_INDX GENMASK(10, 0)
24 #define IRDMA_PFINT_AEQCTL_ITR_INDX GENMASK(12, 11)
25 #define IRDMA_PFINT_AEQCTL_CAUSE_ENA BIT(30)
26 #define IRDMA_PFHMC_PDINV_PMSDIDX GENMASK(11, 0)
27 #define IRDMA_PFHMC_PDINV_PMSDPARTSEL BIT(15)
28 #define IRDMA_PFHMC_PDINV_PMPDIDX GENMASK(24, 16)
29 #define IRDMA_PFHMC_SDDATALOW_PMSDVALID BIT(0)
30 #define IRDMA_PFHMC_SDDATALOW_PMSDTYPE BIT(1)
31 #define IRDMA_PFHMC_SDDATALOW_PMSDBPCOUNT GENMASK(11, 2)
32 #define IRDMA_PFHMC_SDDATALOW_PMSDDATALOW GENMASK(31, 12)
33 #define IRDMA_PFHMC_SDCMD_PMSDWR BIT(31)
34 
35 #define IRDMA_INVALID_CQ_IDX 0xffffffff
36 #define IRDMA_Q_INVALID_IDX 0xffff
37 
38 enum irdma_dyn_idx_t {
39 	IRDMA_IDX_ITR0 = 0,
40 	IRDMA_IDX_ITR1 = 1,
41 	IRDMA_IDX_ITR2 = 2,
42 	IRDMA_IDX_NOITR = 3,
43 };
44 
45 enum irdma_registers {
46 	IRDMA_CQPTAIL,
47 	IRDMA_CQPDB,
48 	IRDMA_CCQPSTATUS,
49 	IRDMA_CCQPHIGH,
50 	IRDMA_CCQPLOW,
51 	IRDMA_CQARM,
52 	IRDMA_CQACK,
53 	IRDMA_AEQALLOC,
54 	IRDMA_CQPERRCODES,
55 	IRDMA_WQEALLOC,
56 	IRDMA_GLINT_DYN_CTL,
57 	IRDMA_DB_ADDR_OFFSET,
58 	IRDMA_GLPCI_LBARCTRL,
59 	IRDMA_GLPE_CPUSTATUS0,
60 	IRDMA_GLPE_CPUSTATUS1,
61 	IRDMA_GLPE_CPUSTATUS2,
62 	IRDMA_PFINT_AEQCTL,
63 	IRDMA_GLINT_CEQCTL,
64 	IRDMA_VSIQF_PE_CTL1,
65 	IRDMA_PFHMC_PDINV,
66 	IRDMA_GLHMC_VFPDINV,
67 	IRDMA_GLPE_CRITERR,
68 	IRDMA_GLINT_RATE,
69 	IRDMA_MAX_REGS, /* Must be last entry */
70 };
71 
72 enum irdma_shifts {
73 	IRDMA_CCQPSTATUS_CCQP_DONE_S,
74 	IRDMA_CCQPSTATUS_CCQP_ERR_S,
75 	IRDMA_CQPSQ_STAG_PDID_S,
76 	IRDMA_CQPSQ_CQ_CEQID_S,
77 	IRDMA_CQPSQ_CQ_CQID_S,
78 	IRDMA_COMMIT_FPM_CQCNT_S,
79 	IRDMA_CQPSQ_UPESD_HMCFNID_S,
80 	IRDMA_MAX_SHIFTS,
81 };
82 
83 enum irdma_masks {
84 	IRDMA_CCQPSTATUS_CCQP_DONE_M,
85 	IRDMA_CCQPSTATUS_CCQP_ERR_M,
86 	IRDMA_CQPSQ_STAG_PDID_M,
87 	IRDMA_CQPSQ_CQ_CEQID_M,
88 	IRDMA_CQPSQ_CQ_CQID_M,
89 	IRDMA_COMMIT_FPM_CQCNT_M,
90 	IRDMA_CQPSQ_UPESD_HMCFNID_M,
91 	IRDMA_MAX_MASKS, /* Must be last entry */
92 };
93 
94 #define IRDMA_MAX_MGS_PER_CTX	8
95 
96 struct irdma_mcast_grp_ctx_entry_info {
97 	u32 qp_id;
98 	bool valid_entry;
99 	u16 dest_port;
100 	u32 use_cnt;
101 };
102 
103 struct irdma_mcast_grp_info {
104 	u8 dest_mac_addr[ETH_ALEN];
105 	u16 vlan_id;
106 	u16 hmc_fcn_id;
107 	bool ipv4_valid:1;
108 	bool vlan_valid:1;
109 	u16 mg_id;
110 	u32 no_of_mgs;
111 	u32 dest_ip_addr[4];
112 	u16 qs_handle;
113 	struct irdma_dma_mem dma_mem_mc;
114 	struct irdma_mcast_grp_ctx_entry_info mg_ctx_info[IRDMA_MAX_MGS_PER_CTX];
115 };
116 
117 enum irdma_vers {
118 	IRDMA_GEN_RSVD,
119 	IRDMA_GEN_1,
120 	IRDMA_GEN_2,
121 	IRDMA_GEN_3,
122 	IRDMA_GEN_NEXT,
123 	IRDMA_GEN_MAX = IRDMA_GEN_NEXT-1
124 };
125 
126 struct irdma_uk_attrs {
127 	u64 feature_flags;
128 	u32 max_hw_wq_frags;
129 	u32 max_hw_read_sges;
130 	u32 max_hw_inline;
131 	u32 max_hw_rq_quanta;
132 	u32 max_hw_wq_quanta;
133 	u32 min_hw_cq_size;
134 	u32 max_hw_cq_size;
135 	u32 max_hw_srq_quanta;
136 	u16 max_hw_sq_chunk;
137 	u16 min_hw_wq_size;
138 	u8 hw_rev;
139 };
140 
141 struct irdma_hw_attrs {
142 	struct irdma_uk_attrs uk_attrs;
143 	u64 max_hw_outbound_msg_size;
144 	u64 max_hw_inbound_msg_size;
145 	u64 max_mr_size;
146 	u64 page_size_cap;
147 	u32 min_hw_qp_id;
148 	u32 min_hw_aeq_size;
149 	u32 max_hw_aeq_size;
150 	u32 min_hw_ceq_size;
151 	u32 max_hw_ceq_size;
152 	u32 max_hw_device_pages;
153 	u32 max_hw_vf_fpm_id;
154 	u32 first_hw_vf_fpm_id;
155 	u32 max_hw_ird;
156 	u32 max_hw_ord;
157 	u32 max_hw_wqes;
158 	u32 max_hw_pds;
159 	u32 max_hw_ena_vf_count;
160 	u32 max_qp_wr;
161 	u32 max_pe_ready_count;
162 	u32 max_done_count;
163 	u32 max_sleep_count;
164 	u32 max_cqp_compl_wait_time_ms;
165 	u32 min_hw_srq_id;
166 	u16 max_stat_inst;
167 	u16 max_stat_idx;
168 };
169 
170 void i40iw_init_hw(struct irdma_sc_dev *dev);
171 void icrdma_init_hw(struct irdma_sc_dev *dev);
172 void ig3rdma_init_hw(struct irdma_sc_dev *dev);
173 void __iomem *ig3rdma_get_reg_addr(struct irdma_hw *hw, u64 reg_offset);
174 #endif /* IRDMA_H*/
175