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, d) (((v) & (d)->packet_count_mask) >> \
20 (d)->packet_count_shift)
21 #define FLOW_CNTR_BYTES(v, d) (((v) & (d)->byte_count_mask) >> \
22 (d)->byte_count_shift)
24 struct sw_acc_counter {
31 struct hw_fc_mem_info {
33 * [out] mem_va, pointer to the allocated memory.
37 * [out] mem_pa, physical address of the allocated memory.
41 bool start_idx_is_set;
44 struct bnxt_ulp_fc_info {
45 struct sw_acc_counter *sw_acc_tbl[TF_DIR_MAX];
46 struct hw_fc_mem_info shadow_hw_tbl[TF_DIR_MAX];
49 pthread_mutex_t fc_lock;
53 ulp_fc_mgr_init(struct bnxt_ulp_context *ctxt);
56 * Release all resources in the flow counter manager for this ulp context
58 * ctxt [in] The ulp context for the flow counter manager
61 ulp_fc_mgr_deinit(struct bnxt_ulp_context *ctxt);
64 * Setup the Flow counter timer thread that will fetch/accumulate raw counter
65 * data from the chip's internal flow counters
67 * ctxt [in] The ulp context for the flow counter manager
70 ulp_fc_mgr_thread_start(struct bnxt_ulp_context *ctxt);
73 * Alarm handler that will issue the TF-Core API to fetch
74 * data from the chip's internal flow counters
76 * ctxt [in] The ulp context for the flow counter manager
79 ulp_fc_mgr_alarm_cb(void *arg);
82 * Cancel the alarm handler
84 * ctxt [in] The ulp context for the flow counter manager
87 void ulp_fc_mgr_thread_cancel(struct bnxt_ulp_context *ctxt);
90 * Set the starting index that indicates the first HW flow
93 * ctxt [in] The ulp context for the flow counter manager
95 * dir [in] The direction of the flow
97 * start_idx [in] The HW flow counter ID
100 int ulp_fc_mgr_start_idx_set(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
104 * Set the corresponding SW accumulator table entry based on
105 * the difference between this counter ID and the starting
106 * counter ID. Also, keep track of num of active counter enabled
109 * ctxt [in] The ulp context for the flow counter manager
111 * dir [in] The direction of the flow
113 * hw_cntr_id [in] The HW flow counter ID
116 int ulp_fc_mgr_cntr_set(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
117 uint32_t hw_cntr_id);
119 * Reset the corresponding SW accumulator table entry based on
120 * the difference between this counter ID and the starting
123 * ctxt [in] The ulp context for the flow counter manager
125 * dir [in] The direction of the flow
127 * hw_cntr_id [in] The HW flow counter ID
130 int ulp_fc_mgr_cntr_reset(struct bnxt_ulp_context *ctxt, enum tf_dir dir,
131 uint32_t hw_cntr_id);
133 * Check if the starting HW counter ID value is set in the
134 * flow counter manager.
136 * ctxt [in] The ulp context for the flow counter manager
138 * dir [in] The direction of the flow
141 bool ulp_fc_mgr_start_idx_isset(struct bnxt_ulp_context *ctxt, enum tf_dir dir);
144 * Check if the alarm thread that walks through the flows is started
146 * ctxt [in] The ulp context for the flow counter manager
149 bool ulp_fc_mgr_thread_isstarted(struct bnxt_ulp_context *ctxt);
152 * Fill the rte_flow_query_count 'data' argument passed
153 * in the rte_flow_query() with the values obtained and
154 * accumulated locally.
156 * ctxt [in] The ulp context for the flow counter manager
158 * flow_id [in] The HW flow ID
160 * count [out] The rte_flow_query_count 'data' that is set
163 int ulp_fc_mgr_query_count_get(struct bnxt_ulp_context *ulp_ctx,
165 struct rte_flow_query_count *count);
166 #endif /* _ULP_FC_MGR_H_ */