1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2019-2020 Broadcom
6 #include <rte_common.h>
7 #include <cfa_resource_types.h>
10 #include "tf_identifier.h"
16 * Device specific function that retrieves the MAX number of HCAPI
17 * types the device supports.
20 * Pointer to TF handle
23 * Pointer to the MAX number of HCAPI types supported
26 * - (0) if successful.
27 * - (-EINVAL) on failure.
30 tf_dev_p4_get_max_types(struct tf *tfp __rte_unused,
33 if (max_types == NULL)
36 *max_types = CFA_RESOURCE_TYPE_P4_LAST + 1;
42 * Device specific function that retrieves the WC TCAM slices the
46 * Pointer to TF handle
49 * Pointer to the WC TCAM slice size
51 * [out] num_slices_per_row
52 * Pointer to the WC TCAM row slice configuration
55 * - (0) if successful.
56 * - (-EINVAL) on failure.
59 tf_dev_p4_get_tcam_slice_info(struct tf *tfp __rte_unused,
60 enum tf_tcam_tbl_type type,
62 uint16_t *num_slices_per_row)
64 #define CFA_P4_WC_TCAM_SLICES_PER_ROW 2
65 #define CFA_P4_WC_TCAM_SLICE_SIZE 12
67 if (type == TF_TCAM_TBL_TYPE_WC_TCAM) {
68 *num_slices_per_row = CFA_P4_WC_TCAM_SLICES_PER_ROW;
69 if (key_sz > *num_slices_per_row * CFA_P4_WC_TCAM_SLICE_SIZE)
72 *num_slices_per_row = 1;
73 } else { /* for other type of tcam */
74 *num_slices_per_row = 1;
81 * Truflow P4 device specific functions
83 const struct tf_dev_ops tf_dev_ops_p4_init = {
84 .tf_dev_get_max_types = tf_dev_p4_get_max_types,
85 .tf_dev_get_tcam_slice_info = tf_dev_p4_get_tcam_slice_info,
86 .tf_dev_alloc_ident = NULL,
87 .tf_dev_free_ident = NULL,
88 .tf_dev_alloc_tbl = NULL,
89 .tf_dev_free_tbl = NULL,
90 .tf_dev_alloc_search_tbl = NULL,
91 .tf_dev_set_tbl = NULL,
92 .tf_dev_get_tbl = NULL,
93 .tf_dev_get_bulk_tbl = NULL,
94 .tf_dev_alloc_tcam = NULL,
95 .tf_dev_free_tcam = NULL,
96 .tf_dev_alloc_search_tcam = NULL,
97 .tf_dev_set_tcam = NULL,
98 .tf_dev_get_tcam = NULL,
99 .tf_dev_insert_int_em_entry = NULL,
100 .tf_dev_delete_int_em_entry = NULL,
101 .tf_dev_insert_ext_em_entry = NULL,
102 .tf_dev_delete_ext_em_entry = NULL,
103 .tf_dev_alloc_tbl_scope = NULL,
104 .tf_dev_free_tbl_scope = NULL,
108 * Truflow P4 device specific functions
110 const struct tf_dev_ops tf_dev_ops_p4 = {
111 .tf_dev_get_max_types = tf_dev_p4_get_max_types,
112 .tf_dev_get_tcam_slice_info = tf_dev_p4_get_tcam_slice_info,
113 .tf_dev_alloc_ident = tf_ident_alloc,
114 .tf_dev_free_ident = tf_ident_free,
115 .tf_dev_alloc_tbl = tf_tbl_alloc,
116 .tf_dev_free_tbl = tf_tbl_free,
117 .tf_dev_alloc_search_tbl = NULL,
118 .tf_dev_set_tbl = tf_tbl_set,
119 .tf_dev_get_tbl = tf_tbl_get,
120 .tf_dev_get_bulk_tbl = tf_tbl_bulk_get,
121 .tf_dev_alloc_tcam = tf_tcam_alloc,
122 .tf_dev_free_tcam = tf_tcam_free,
123 .tf_dev_alloc_search_tcam = NULL,
124 .tf_dev_set_tcam = tf_tcam_set,
125 .tf_dev_get_tcam = NULL,
126 .tf_dev_insert_int_em_entry = tf_em_insert_int_entry,
127 .tf_dev_delete_int_em_entry = tf_em_delete_int_entry,
128 .tf_dev_insert_ext_em_entry = tf_em_insert_ext_entry,
129 .tf_dev_delete_ext_em_entry = tf_em_delete_ext_entry,
130 .tf_dev_alloc_tbl_scope = tf_em_ext_common_alloc,
131 .tf_dev_free_tbl_scope = tf_em_ext_common_free,