1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2019 Broadcom
12 #define ULP_FLAG_FC_THREAD BIT(0)
13 #define ULP_FC_TIMER 1/* Timer freq in Sec Flow Counters */
15 /* Macros to extract packet/byte counters from a 64-bit flow counter. */
16 #define FLOW_CNTR_BYTE_WIDTH 36
17 #define FLOW_CNTR_BYTE_MASK (((uint64_t)1 << FLOW_CNTR_BYTE_WIDTH) - 1)
19 #define FLOW_CNTR_PKTS(v) ((v) >> FLOW_CNTR_BYTE_WIDTH)
20 #define FLOW_CNTR_BYTES(v) ((v) & FLOW_CNTR_BYTE_MASK)
22 struct sw_acc_counter {
29 struct hw_fc_mem_info {
31 * [out] mem_va, pointer to the allocated memory.
35 * [out] mem_pa, physical address of the allocated memory.
41 struct bnxt_ulp_fc_info {
42 struct sw_acc_counter *sw_acc_tbl[TF_DIR_MAX];
43 struct hw_fc_mem_info shadow_hw_tbl[TF_DIR_MAX];
46 pthread_mutex_t fc_lock;
50 ulp_fc_mgr_init(struct bnxt_ulp_context *ctxt);
53 * Release all resources in the flow counter manager for this ulp context
55 * ctxt [in] The ulp context for the flow counter manager
58 ulp_fc_mgr_deinit(struct bnxt_ulp_context *ctxt);
61 * Setup the Flow counter timer thread that will fetch/accumulate raw counter
62 * data from the chip's internal flow counters
64 * ctxt [in] The ulp context for the flow counter manager
67 ulp_fc_mgr_thread_start(struct bnxt_ulp_context *ctxt);
70 * Alarm handler that will issue the TF-Core API to fetch
71 * data from the chip's internal flow counters
73 * ctxt [in] The ulp context for the flow counter manager
76 ulp_fc_mgr_alarm_cb(void *arg);
79 * Cancel the alarm handler
81 * ctxt [in] The ulp context for the flow counter manager
84 void ulp_fc_mgr_thread_cancel(struct bnxt_ulp_context *ctxt);
87 * Set the starting index that indicates the first HW flow
90 * ctxt [in] The ulp context for the flow counter manager
92 * dir [in] The direction of the flow
94 * start_idx [in] The HW flow counter ID
97 int ulp_fc_mgr_start_idx_set(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
101 * Set the corresponding SW accumulator table entry based on
102 * the difference between this counter ID and the starting
103 * counter ID. Also, keep track of num of active counter enabled
106 * ctxt [in] The ulp context for the flow counter manager
108 * dir [in] The direction of the flow
110 * hw_cntr_id [in] The HW flow counter ID
113 int ulp_fc_mgr_cntr_set(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
114 uint32_t hw_cntr_id);
116 * Reset the corresponding SW accumulator table entry based on
117 * the difference between this counter ID and the starting
120 * ctxt [in] The ulp context for the flow counter manager
122 * dir [in] The direction of the flow
124 * hw_cntr_id [in] The HW flow counter ID
127 int ulp_fc_mgr_cntr_reset(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
128 uint32_t hw_cntr_id);
130 * Check if the starting HW counter ID value is set in the
131 * flow counter manager.
133 * ctxt [in] The ulp context for the flow counter manager
135 * dir [in] The direction of the flow
138 bool ulp_fc_mgr_start_idx_isset(struct bnxt_ulp_context *ctxt, enum tf_dir dir);
141 * Check if the alarm thread that walks through the flows is started
143 * ctxt [in] The ulp context for the flow counter manager
146 bool ulp_fc_mgr_thread_isstarted(struct bnxt_ulp_context *ctxt);
149 * Fill the rte_flow_query_count 'data' argument passed
150 * in the rte_flow_query() with the values obtained and
151 * accumulated locally.
153 * ctxt [in] The ulp context for the flow counter manager
155 * flow_id [in] The HW flow ID
157 * count [out] The rte_flow_query_count 'data' that is set
160 int ulp_fc_mgr_query_count_get(struct bnxt_ulp_context *ulp_ctx,
162 struct rte_flow_query_count *count);
163 #endif /* _ULP_FC_MGR_H_ */