1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2021 Broadcom
14 #define CMP_VALID(cmp, raw_cons, ring) \
15 (!!(rte_le_to_cpu_32(((struct cmpl_base *)(cmp))->info3_v) & \
16 CMPL_BASE_V) == !((raw_cons) & ((ring)->ring_size)))
18 #define CMP_TYPE(cmp) \
19 (((struct cmpl_base *)cmp)->type & CMPL_BASE_TYPE_MASK)
21 /* Get completion length from completion type, in 16-byte units. */
22 #define CMP_LEN(cmp_type) (((cmp_type) & 1) + 1)
25 #define ADV_RAW_CMP(idx, n) ((idx) + (n))
26 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
27 #define RING_CMP(ring, idx) ((idx) & (ring)->ring_mask)
28 #define RING_CMPL(ring_mask, idx) ((idx) & (ring_mask))
29 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
31 #define DB_CP_REARM_FLAGS (DB_KEY_CP | DB_IDX_VALID)
32 #define DB_CP_FLAGS (DB_KEY_CP | DB_IDX_VALID | DB_IRQ_DIS)
34 #define B_CP_DB_REARM(cpr, raw_cons) \
35 rte_write32((DB_CP_REARM_FLAGS | \
36 DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \
37 ((cpr)->cp_db.doorbell))
39 #define B_CP_DB_ARM(cpr) rte_write32((DB_KEY_CP), \
40 ((cpr)->cp_db.doorbell))
42 #define B_CP_DB_DISARM(cpr) (*(uint32_t *)((cpr)->cp_db.doorbell) = \
43 DB_KEY_CP | DB_IRQ_DIS)
45 #define B_CP_DB_IDX_ARM(cpr, cons) \
46 (*(uint32_t *)((cpr)->cp_db.doorbell) = (DB_CP_REARM_FLAGS | \
49 #define B_CP_DB_IDX_DISARM(cpr, cons) do { \
51 (*(uint32_t *)((cpr)->cp_db.doorbell) = (DB_CP_FLAGS | \
54 #define B_CP_DIS_DB(cpr, raw_cons) \
55 rte_write32_relaxed((DB_CP_FLAGS | \
56 DB_RING_IDX(&((cpr)->cp_db), raw_cons)), \
57 ((cpr)->cp_db.doorbell))
59 #define B_CP_DB(cpr, raw_cons, ring_mask) \
60 rte_write32((DB_CP_FLAGS | \
61 RING_CMPL((ring_mask), raw_cons)), \
62 ((cpr)->cp_db.doorbell))
71 uint32_t db_ring_mask;
72 uint32_t db_epoch_mask;
73 uint32_t db_epoch_shift;
76 #define DB_EPOCH(db, idx) (((idx) & (db)->db_epoch_mask) << \
77 ((db)->db_epoch_shift))
78 #define DB_RING_IDX(db, idx) (((idx) & (db)->db_ring_mask) | \
82 struct bnxt_cp_ring_info {
85 struct cmpl_base *cp_desc_ring;
86 struct bnxt_db_info cp_db;
87 rte_iova_t cp_desc_mapping;
89 struct ctx_hw_stats *hw_stats;
90 rte_iova_t hw_stats_map;
91 uint32_t hw_stats_ctx_id;
93 struct bnxt_ring *cp_ring_struct;
96 #define RX_CMP_L2_ERRORS \
97 (RX_PKT_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_PKT_CMPL_ERRORS_CRC_ERROR)
100 void bnxt_handle_async_event(struct bnxt *bp, struct cmpl_base *cmp);
101 void bnxt_handle_fwd_req(struct bnxt *bp, struct cmpl_base *cmp);
102 int bnxt_event_hwrm_resp_handler(struct bnxt *bp, struct cmpl_base *cmp);
103 void bnxt_dev_reset_and_resume(void *arg);
104 void bnxt_wait_for_device_shutdown(struct bnxt *bp);
106 #define EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL \
107 HWRM_ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL
108 #define EVENT_DATA1_REASON_CODE_MASK \
109 HWRM_ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK
111 #define EVENT_DATA1_FLAGS_MASK \
112 HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASK
114 #define EVENT_DATA1_FLAGS_MASTER_FUNC \
115 HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC
117 #define EVENT_DATA1_FLAGS_RECOVERY_ENABLED \
118 HWRM_ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED
120 bool bnxt_is_recovery_enabled(struct bnxt *bp);
121 bool bnxt_is_master_func(struct bnxt *bp);
123 void bnxt_stop_rxtx(struct bnxt *bp);