1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2019-2020 Broadcom
7 #include <rte_malloc.h>
9 #include <rte_flow_driver.h>
10 #include <rte_tailq.h>
14 #include "bnxt_tf_common.h"
16 #include "tf_ext_flow_handle.h"
18 #include "ulp_template_db_enum.h"
19 #include "ulp_template_struct.h"
20 #include "ulp_mark_mgr.h"
21 #include "ulp_fc_mgr.h"
22 #include "ulp_flow_db.h"
23 #include "ulp_mapper.h"
24 #include "ulp_port_db.h"
26 /* Linked list of all TF sessions. */
27 STAILQ_HEAD(, bnxt_ulp_session_state) bnxt_ulp_session_list =
28 STAILQ_HEAD_INITIALIZER(bnxt_ulp_session_list);
30 /* Mutex to synchronize bnxt_ulp_session_list operations. */
31 static pthread_mutex_t bnxt_ulp_global_mutex = PTHREAD_MUTEX_INITIALIZER;
34 * Allow the deletion of context only for the bnxt device that
35 * created the session.
38 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx)
40 if (!ulp_ctx || !ulp_ctx->cfg_data)
43 if (!ulp_ctx->cfg_data->ref_cnt) {
44 BNXT_TF_DBG(DEBUG, "ulp ctx shall initiate deinit\n");
52 bnxt_ulp_devid_get(struct bnxt *bp,
53 enum bnxt_ulp_device_id *ulp_dev_id)
55 if (BNXT_CHIP_THOR(bp))
57 /* Assuming Whitney */
58 *ulp_dev_id = BNXT_ULP_DEVICE_ID_WH_PLUS;
60 if (BNXT_STINGRAY(bp))
61 *ulp_dev_id = BNXT_ULP_DEVICE_ID_STINGRAY;
63 /* Assuming Whitney */
64 *ulp_dev_id = BNXT_ULP_DEVICE_ID_WH_PLUS;
69 bnxt_ulp_tf_session_resources_get(struct bnxt *bp,
70 struct tf_session_resources *res)
75 rc = bnxt_ulp_cntxt_dev_id_get(bp->ulp_ctx, &dev_id);
77 BNXT_TF_DBG(ERR, "Unable to get device id from ulp.\n");
82 case BNXT_ULP_DEVICE_ID_WH_PLUS:
85 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_L2_CTXT_HIGH] = 422;
86 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_L2_CTXT_LOW] = 6;
87 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_WC_PROF] = 192;
88 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_PROF_FUNC] = 64;
89 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_EM_PROF] = 192;
92 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_FULL_ACT_RECORD] = 8192;
93 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_STATS_64] = 16384;
94 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_MODIFY_IPV4] = 1023;
97 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_ENCAP_8B] = 511;
98 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_ENCAP_16B] = 63;
101 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_HIGH] =
103 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_LOW] =
105 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_PROF_TCAM] = 960;
106 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_WC_TCAM] = 88;
109 res->em_cnt[TF_DIR_RX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 13168;
112 res->em_cnt[TF_DIR_RX].cnt[TF_EM_TBL_TYPE_TBL_SCOPE] = 1;
115 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_SP_SMAC] = 255;
119 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_L2_CTXT_HIGH] = 292;
120 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_L2_CTXT_LOW] = 148;
121 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_WC_PROF] = 192;
122 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_PROF_FUNC] = 64;
123 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_EM_PROF] = 192;
126 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_FULL_ACT_RECORD] = 8192;
127 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_STATS_64] = 16384;
128 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_MODIFY_IPV4] = 1023;
131 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_64B] = 511;
132 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_16B] = 223;
133 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_8B] = 255;
136 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_HIGH] =
138 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_LOW] =
140 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_PROF_TCAM] = 960;
141 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_WC_TCAM] = 928;
144 res->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 15232;
147 res->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_TBL_SCOPE] = 1;
150 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_SP_SMAC_IPV4] = 488;
151 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_SP_SMAC_IPV6] = 511;
153 case BNXT_ULP_DEVICE_ID_STINGRAY:
156 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_L2_CTXT_HIGH] = 100;
157 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_L2_CTXT_LOW] = 6;
158 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_WC_PROF] = 10;
159 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_PROF_FUNC] = 10;
160 res->ident_cnt[TF_DIR_RX].cnt[TF_IDENT_TYPE_EM_PROF] = 10;
163 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_FULL_ACT_RECORD] = 8192;
164 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_STATS_64] = 16384;
165 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_MODIFY_IPV4] = 1023;
168 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_ENCAP_8B] = 511;
169 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_ENCAP_16B] = 63;
172 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_HIGH] =
174 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_LOW] =
176 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_PROF_TCAM] = 100;
177 res->tcam_cnt[TF_DIR_RX].cnt[TF_TCAM_TBL_TYPE_WC_TCAM] = 0;
180 res->em_cnt[TF_DIR_RX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 13168;
183 res->em_cnt[TF_DIR_RX].cnt[TF_EM_TBL_TYPE_TBL_SCOPE] = 1;
186 res->tbl_cnt[TF_DIR_RX].cnt[TF_TBL_TYPE_ACT_SP_SMAC] = 255;
190 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_L2_CTXT_HIGH] = 100;
191 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_L2_CTXT_LOW] = 100;
192 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_WC_PROF] = 10;
193 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_PROF_FUNC] = 10;
194 res->ident_cnt[TF_DIR_TX].cnt[TF_IDENT_TYPE_EM_PROF] = 10;
197 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_FULL_ACT_RECORD] = 8192;
198 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_STATS_64] = 16384;
199 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_MODIFY_IPV4] = 1023;
202 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_64B] = 511;
203 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_16B] = 223;
204 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_ENCAP_8B] = 255;
207 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_HIGH] =
209 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_L2_CTXT_TCAM_LOW] =
211 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_PROF_TCAM] = 100;
212 res->tcam_cnt[TF_DIR_TX].cnt[TF_TCAM_TBL_TYPE_WC_TCAM] = 0;
215 res->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_EM_RECORD] = 15232;
218 res->em_cnt[TF_DIR_TX].cnt[TF_EM_TBL_TYPE_TBL_SCOPE] = 1;
221 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_SP_SMAC_IPV4] = 488;
222 res->tbl_cnt[TF_DIR_TX].cnt[TF_TBL_TYPE_ACT_SP_SMAC_IPV6] = 511;
232 * Initialize an ULP session.
233 * An ULP session will contain all the resources needed to support rte flow
234 * offloads. A session is initialized as part of rte_eth_device start.
235 * A single vswitch instance can have multiple uplinks which means
236 * rte_eth_device start will be called for each of these devices.
237 * ULP session manager will make sure that a single ULP session is only
238 * initialized once. Apart from this, it also initializes MARK database,
239 * EEM table & flow database. ULP session manager also manages a list of
240 * all opened ULP sessions.
243 ulp_ctx_session_open(struct bnxt *bp,
244 struct bnxt_ulp_session_state *session)
246 struct rte_eth_dev *ethdev = bp->eth_dev;
248 struct tf_open_session_parms params;
249 struct tf_session_resources *resources;
252 memset(¶ms, 0, sizeof(params));
254 rc = rte_eth_dev_get_name_by_port(ethdev->data->port_id,
255 params.ctrl_chan_name);
257 BNXT_TF_DBG(ERR, "Invalid port %d, rc = %d\n",
258 ethdev->data->port_id, rc);
262 params.shadow_copy = true;
264 rc = bnxt_ulp_cntxt_dev_id_get(bp->ulp_ctx, &ulp_dev_id);
266 BNXT_TF_DBG(ERR, "Unable to get device id from ulp.\n");
270 switch (ulp_dev_id) {
271 case BNXT_ULP_DEVICE_ID_WH_PLUS:
272 params.device_type = TF_DEVICE_TYPE_WH;
274 case BNXT_ULP_DEVICE_ID_STINGRAY:
275 params.device_type = TF_DEVICE_TYPE_SR;
278 BNXT_TF_DBG(ERR, "Unable to determine device for "
279 "opening session.\n");
283 resources = ¶ms.resources;
284 rc = bnxt_ulp_tf_session_resources_get(bp, resources);
286 BNXT_TF_DBG(ERR, "Unable to determine tf resources for "
291 rc = tf_open_session(&bp->tfp, ¶ms);
293 BNXT_TF_DBG(ERR, "Failed to open TF session - %s, rc = %d\n",
294 params.ctrl_chan_name, rc);
297 if (!session->session_opened) {
298 session->session_opened = 1;
299 session->g_tfp = rte_zmalloc("bnxt_ulp_session_tfp",
300 sizeof(struct tf), 0);
301 session->g_tfp->session = bp->tfp.session;
307 * Close the ULP session.
308 * It takes the ulp context pointer.
311 ulp_ctx_session_close(struct bnxt *bp,
312 struct bnxt_ulp_session_state *session)
314 /* close the session in the hardware */
315 if (session->session_opened)
316 tf_close_session(&bp->tfp);
317 session->session_opened = 0;
318 rte_free(session->g_tfp);
319 session->g_tfp = NULL;
323 bnxt_init_tbl_scope_parms(struct bnxt *bp,
324 struct tf_alloc_tbl_scope_parms *params)
326 struct bnxt_ulp_device_params *dparms;
330 rc = bnxt_ulp_cntxt_dev_id_get(bp->ulp_ctx, &dev_id);
332 /* TBD: For now, just use default. */
335 dparms = bnxt_ulp_device_params_get(dev_id);
338 * Set the flush timer for EEM entries. The value is in 100ms intervals,
341 params->hw_flow_cache_flush_timer = 100;
344 params->rx_max_key_sz_in_bits = BNXT_ULP_DFLT_RX_MAX_KEY;
345 params->rx_max_action_entry_sz_in_bits =
346 BNXT_ULP_DFLT_RX_MAX_ACTN_ENTRY;
347 params->rx_mem_size_in_mb = BNXT_ULP_DFLT_RX_MEM;
348 params->rx_num_flows_in_k = BNXT_ULP_RX_NUM_FLOWS;
349 params->rx_tbl_if_id = BNXT_ULP_RX_TBL_IF_ID;
351 params->tx_max_key_sz_in_bits = BNXT_ULP_DFLT_TX_MAX_KEY;
352 params->tx_max_action_entry_sz_in_bits =
353 BNXT_ULP_DFLT_TX_MAX_ACTN_ENTRY;
354 params->tx_mem_size_in_mb = BNXT_ULP_DFLT_TX_MEM;
355 params->tx_num_flows_in_k = BNXT_ULP_TX_NUM_FLOWS;
356 params->tx_tbl_if_id = BNXT_ULP_TX_TBL_IF_ID;
358 params->rx_max_key_sz_in_bits = BNXT_ULP_DFLT_RX_MAX_KEY;
359 params->rx_max_action_entry_sz_in_bits =
360 BNXT_ULP_DFLT_RX_MAX_ACTN_ENTRY;
361 params->rx_mem_size_in_mb = BNXT_ULP_DFLT_RX_MEM;
362 params->rx_num_flows_in_k =
363 dparms->ext_flow_db_num_entries / 1024;
364 params->rx_tbl_if_id = BNXT_ULP_RX_TBL_IF_ID;
366 params->tx_max_key_sz_in_bits = BNXT_ULP_DFLT_TX_MAX_KEY;
367 params->tx_max_action_entry_sz_in_bits =
368 BNXT_ULP_DFLT_TX_MAX_ACTN_ENTRY;
369 params->tx_mem_size_in_mb = BNXT_ULP_DFLT_TX_MEM;
370 params->tx_num_flows_in_k =
371 dparms->ext_flow_db_num_entries / 1024;
372 params->tx_tbl_if_id = BNXT_ULP_TX_TBL_IF_ID;
374 BNXT_TF_DBG(INFO, "Table Scope initialized with %uK flows.\n",
375 params->rx_num_flows_in_k);
378 /* Initialize Extended Exact Match host memory. */
380 ulp_eem_tbl_scope_init(struct bnxt *bp)
382 struct tf_alloc_tbl_scope_parms params = {0};
383 struct bnxt_ulp_device_params *dparms;
384 enum bnxt_ulp_flow_mem_type mtype;
388 /* Get the dev specific number of flows that needed to be supported. */
389 if (bnxt_ulp_cntxt_dev_id_get(bp->ulp_ctx, &dev_id)) {
390 BNXT_TF_DBG(ERR, "Invalid device id\n");
394 dparms = bnxt_ulp_device_params_get(dev_id);
396 BNXT_TF_DBG(ERR, "could not fetch the device params\n");
400 if (bnxt_ulp_cntxt_mem_type_get(bp->ulp_ctx, &mtype))
403 if (mtype != BNXT_ULP_FLOW_MEM_TYPE_EXT) {
404 BNXT_TF_DBG(INFO, "Table Scope alloc is not required\n");
408 bnxt_init_tbl_scope_parms(bp, ¶ms);
410 rc = tf_alloc_tbl_scope(&bp->tfp, ¶ms);
412 BNXT_TF_DBG(ERR, "Unable to allocate eem table scope rc = %d\n",
417 rc = bnxt_ulp_cntxt_tbl_scope_id_set(bp->ulp_ctx, params.tbl_scope_id);
419 BNXT_TF_DBG(ERR, "Unable to set table scope id\n");
426 /* Free Extended Exact Match host memory */
428 ulp_eem_tbl_scope_deinit(struct bnxt *bp, struct bnxt_ulp_context *ulp_ctx)
430 struct tf_free_tbl_scope_parms params = {0};
433 struct bnxt_ulp_device_params *dparms;
434 enum bnxt_ulp_flow_mem_type mtype;
437 if (!ulp_ctx || !ulp_ctx->cfg_data)
440 tfp = bnxt_ulp_cntxt_tfp_get(ulp_ctx);
442 BNXT_TF_DBG(ERR, "Failed to get the truflow pointer\n");
446 /* Get the dev specific number of flows that needed to be supported. */
447 if (bnxt_ulp_cntxt_dev_id_get(bp->ulp_ctx, &dev_id)) {
448 BNXT_TF_DBG(ERR, "Invalid device id\n");
452 dparms = bnxt_ulp_device_params_get(dev_id);
454 BNXT_TF_DBG(ERR, "could not fetch the device params\n");
458 if (bnxt_ulp_cntxt_mem_type_get(ulp_ctx, &mtype))
460 if (mtype != BNXT_ULP_FLOW_MEM_TYPE_EXT) {
461 BNXT_TF_DBG(INFO, "Table Scope free is not required\n");
465 rc = bnxt_ulp_cntxt_tbl_scope_id_get(ulp_ctx, ¶ms.tbl_scope_id);
467 BNXT_TF_DBG(ERR, "Failed to get the table scope id\n");
471 rc = tf_free_tbl_scope(tfp, ¶ms);
473 BNXT_TF_DBG(ERR, "Unable to free table scope\n");
479 /* The function to free and deinit the ulp context data. */
481 ulp_ctx_deinit(struct bnxt *bp,
482 struct bnxt_ulp_session_state *session)
484 /* close the tf session */
485 ulp_ctx_session_close(bp, session);
487 /* Free the contents */
488 if (session->cfg_data) {
489 rte_free(session->cfg_data);
490 bp->ulp_ctx->cfg_data = NULL;
491 session->cfg_data = NULL;
496 /* The function to allocate and initialize the ulp context data. */
498 ulp_ctx_init(struct bnxt *bp,
499 struct bnxt_ulp_session_state *session)
501 struct bnxt_ulp_data *ulp_data;
503 enum bnxt_ulp_device_id devid;
505 /* Allocate memory to hold ulp context data. */
506 ulp_data = rte_zmalloc("bnxt_ulp_data",
507 sizeof(struct bnxt_ulp_data), 0);
509 BNXT_TF_DBG(ERR, "Failed to allocate memory for ulp data\n");
513 /* Increment the ulp context data reference count usage. */
514 bp->ulp_ctx->cfg_data = ulp_data;
515 session->cfg_data = ulp_data;
517 ulp_data->ulp_flags |= BNXT_ULP_VF_REP_ENABLED;
519 rc = bnxt_ulp_devid_get(bp, &devid);
521 BNXT_TF_DBG(ERR, "Unable to determine device for ULP init.\n");
525 rc = bnxt_ulp_cntxt_dev_id_set(bp->ulp_ctx, devid);
527 BNXT_TF_DBG(ERR, "Unable to set device for ULP init.\n");
531 /* Open the ulp session. */
532 rc = ulp_ctx_session_open(bp, session);
536 bnxt_ulp_cntxt_tfp_set(bp->ulp_ctx, &bp->tfp);
540 session->session_opened = 1;
541 (void)ulp_ctx_deinit(bp, session);
545 /* The function to initialize ulp dparms with devargs */
547 ulp_dparms_init(struct bnxt *bp,
548 struct bnxt_ulp_context *ulp_ctx)
550 struct bnxt_ulp_device_params *dparms;
553 if (!bp->max_num_kflows) {
554 /* Defaults to Internal */
555 bnxt_ulp_cntxt_mem_type_set(ulp_ctx,
556 BNXT_ULP_FLOW_MEM_TYPE_INT);
560 /* The max_num_kflows were set, so move to external */
561 if (bnxt_ulp_cntxt_mem_type_set(ulp_ctx, BNXT_ULP_FLOW_MEM_TYPE_EXT))
564 if (bnxt_ulp_cntxt_dev_id_get(ulp_ctx, &dev_id)) {
565 BNXT_TF_DBG(DEBUG, "Failed to get device id\n");
569 dparms = bnxt_ulp_device_params_get(dev_id);
571 BNXT_TF_DBG(DEBUG, "Failed to get device parms\n");
575 /* num_flows = max_num_kflows * 1024 */
576 dparms->ext_flow_db_num_entries = bp->max_num_kflows * 1024;
577 /* GFID = 2 * num_flows */
578 dparms->mark_db_gfid_entries = dparms->ext_flow_db_num_entries * 2;
579 BNXT_TF_DBG(DEBUG, "Set the number of flows = %"PRIu64"\n",
580 dparms->ext_flow_db_num_entries);
585 /* The function to initialize bp flags with truflow features */
587 ulp_dparms_dev_port_intf_update(struct bnxt *bp,
588 struct bnxt_ulp_context *ulp_ctx)
590 enum bnxt_ulp_flow_mem_type mtype;
592 if (bnxt_ulp_cntxt_mem_type_get(ulp_ctx, &mtype))
594 /* Update the bp flag with gfid flag */
595 if (mtype == BNXT_ULP_FLOW_MEM_TYPE_EXT)
596 bp->flags |= BNXT_FLAG_GFID_ENABLE;
602 ulp_ctx_attach(struct bnxt *bp,
603 struct bnxt_ulp_session_state *session)
607 /* Increment the ulp context data reference count usage. */
608 bp->ulp_ctx->cfg_data = session->cfg_data;
609 bp->ulp_ctx->cfg_data->ref_cnt++;
611 /* update the session details in bnxt tfp */
612 bp->tfp.session = session->g_tfp->session;
614 /* Create a TF Client */
615 rc = ulp_ctx_session_open(bp, session);
617 PMD_DRV_LOG(ERR, "Failed to open ctxt session, rc:%d\n", rc);
618 bp->tfp.session = NULL;
622 bnxt_ulp_cntxt_tfp_set(bp->ulp_ctx, &bp->tfp);
627 ulp_ctx_detach(struct bnxt *bp)
629 if (bp->tfp.session) {
630 tf_close_session(&bp->tfp);
631 bp->tfp.session = NULL;
636 * Initialize the state of an ULP session.
637 * If the state of an ULP session is not initialized, set it's state to
638 * initialized. If the state is already initialized, do nothing.
641 ulp_context_initialized(struct bnxt_ulp_session_state *session, bool *init)
643 pthread_mutex_lock(&session->bnxt_ulp_mutex);
645 if (!session->bnxt_ulp_init) {
646 session->bnxt_ulp_init = true;
652 pthread_mutex_unlock(&session->bnxt_ulp_mutex);
656 * Check if an ULP session is already allocated for a specific PCI
657 * domain & bus. If it is already allocated simply return the session
658 * pointer, otherwise allocate a new session.
660 static struct bnxt_ulp_session_state *
661 ulp_get_session(struct rte_pci_addr *pci_addr)
663 struct bnxt_ulp_session_state *session;
665 STAILQ_FOREACH(session, &bnxt_ulp_session_list, next) {
666 if (session->pci_info.domain == pci_addr->domain &&
667 session->pci_info.bus == pci_addr->bus) {
675 * Allocate and Initialize an ULP session and set it's state to INITIALIZED.
676 * If it's already initialized simply return the already existing session.
678 static struct bnxt_ulp_session_state *
679 ulp_session_init(struct bnxt *bp,
682 struct rte_pci_device *pci_dev;
683 struct rte_pci_addr *pci_addr;
684 struct bnxt_ulp_session_state *session;
690 pci_dev = RTE_DEV_TO_PCI(bp->eth_dev->device);
691 pci_addr = &pci_dev->addr;
693 pthread_mutex_lock(&bnxt_ulp_global_mutex);
695 session = ulp_get_session(pci_addr);
697 /* Not Found the session Allocate a new one */
698 session = rte_zmalloc("bnxt_ulp_session",
699 sizeof(struct bnxt_ulp_session_state),
703 "Allocation failed for bnxt_ulp_session\n");
704 pthread_mutex_unlock(&bnxt_ulp_global_mutex);
708 /* Add it to the queue */
709 session->pci_info.domain = pci_addr->domain;
710 session->pci_info.bus = pci_addr->bus;
711 rc = pthread_mutex_init(&session->bnxt_ulp_mutex, NULL);
713 BNXT_TF_DBG(ERR, "mutex create failed\n");
714 pthread_mutex_unlock(&bnxt_ulp_global_mutex);
717 STAILQ_INSERT_TAIL(&bnxt_ulp_session_list,
721 ulp_context_initialized(session, init);
722 pthread_mutex_unlock(&bnxt_ulp_global_mutex);
727 * When a device is closed, remove it's associated session from the global
731 ulp_session_deinit(struct bnxt_ulp_session_state *session)
736 if (!session->cfg_data) {
737 pthread_mutex_lock(&bnxt_ulp_global_mutex);
738 STAILQ_REMOVE(&bnxt_ulp_session_list, session,
739 bnxt_ulp_session_state, next);
740 pthread_mutex_destroy(&session->bnxt_ulp_mutex);
742 pthread_mutex_unlock(&bnxt_ulp_global_mutex);
747 * Internal api to enable NAT feature.
748 * Set set_flag to 1 to set the value or zero to reset the value.
749 * returns 0 on success.
752 bnxt_ulp_global_cfg_update(struct bnxt *bp,
754 enum tf_global_config_type type,
759 uint32_t global_cfg = 0;
761 struct tf_global_cfg_parms parms = { 0 };
763 /* Initialize the params */
766 parms.offset = offset,
767 parms.config = (uint8_t *)&global_cfg,
768 parms.config_sz_in_bytes = sizeof(global_cfg);
770 rc = tf_get_global_cfg(&bp->tfp, &parms);
772 BNXT_TF_DBG(ERR, "Failed to get global cfg 0x%x rc:%d\n",
780 global_cfg &= ~value;
782 /* SET the register RE_CFA_REG_ACT_TECT */
783 rc = tf_set_global_cfg(&bp->tfp, &parms);
785 BNXT_TF_DBG(ERR, "Failed to set global cfg 0x%x rc:%d\n",
792 /* Internal function to delete all the flows belonging to the given port */
794 bnxt_ulp_flush_port_flows(struct bnxt *bp)
798 /* it is assumed that port is either TVF or PF */
799 if (ulp_port_db_port_func_id_get(bp->ulp_ctx,
800 bp->eth_dev->data->port_id,
802 BNXT_TF_DBG(ERR, "Invalid argument\n");
805 (void)ulp_flow_db_function_flow_flush(bp->ulp_ctx, func_id);
808 /* Internal function to delete the VFR default flows */
810 bnxt_ulp_destroy_vfr_default_rules(struct bnxt *bp, bool global)
812 struct bnxt_ulp_vfr_rule_info *info;
814 struct rte_eth_dev *vfr_eth_dev;
815 struct bnxt_representor *vfr_bp;
817 if (!BNXT_TRUFLOW_EN(bp) || BNXT_ETH_DEV_IS_REPRESENTOR(bp->eth_dev))
820 if (!bp->ulp_ctx || !bp->ulp_ctx->cfg_data)
823 /* Delete default rules for all ports */
824 for (port_id = 0; port_id < RTE_MAX_ETHPORTS; port_id++) {
825 info = &bp->ulp_ctx->cfg_data->vfr_rule_info[port_id];
829 if (!global && info->parent_port_id !=
830 bp->eth_dev->data->port_id)
833 /* Destroy the flows */
834 ulp_default_flow_destroy(bp->eth_dev, info->rep2vf_flow_id);
835 ulp_default_flow_destroy(bp->eth_dev, info->vf2rep_flow_id);
836 /* Clean up the tx action pointer */
837 vfr_eth_dev = &rte_eth_devices[port_id];
839 vfr_bp = vfr_eth_dev->data->dev_private;
840 vfr_bp->vfr_tx_cfa_action = 0;
842 memset(info, 0, sizeof(struct bnxt_ulp_vfr_rule_info));
847 * When a port is deinit'ed by dpdk. This function is called
848 * and this function clears the ULP context and rest of the
849 * infrastructure associated with it.
852 bnxt_ulp_deinit(struct bnxt *bp,
853 struct bnxt_ulp_session_state *session)
855 if (!bp->ulp_ctx || !bp->ulp_ctx->cfg_data)
858 /* clean up default flows */
859 bnxt_ulp_destroy_df_rules(bp, true);
861 /* clean up default VFR flows */
862 bnxt_ulp_destroy_vfr_default_rules(bp, true);
864 /* clean up regular flows */
865 ulp_flow_db_flush_flows(bp->ulp_ctx, BNXT_ULP_FDB_TYPE_REGULAR);
867 /* cleanup the eem table scope */
868 ulp_eem_tbl_scope_deinit(bp, bp->ulp_ctx);
870 /* cleanup the flow database */
871 ulp_flow_db_deinit(bp->ulp_ctx);
873 /* Delete the Mark database */
874 ulp_mark_db_deinit(bp->ulp_ctx);
876 /* cleanup the ulp mapper */
877 ulp_mapper_deinit(bp->ulp_ctx);
879 /* Delete the Flow Counter Manager */
880 ulp_fc_mgr_deinit(bp->ulp_ctx);
882 /* Delete the Port database */
883 ulp_port_db_deinit(bp->ulp_ctx);
885 /* Disable NAT feature */
886 (void)bnxt_ulp_global_cfg_update(bp, TF_DIR_RX, TF_TUNNEL_ENCAP,
888 BNXT_ULP_NAT_OUTER_MOST_FLAGS, 0);
890 (void)bnxt_ulp_global_cfg_update(bp, TF_DIR_TX, TF_TUNNEL_ENCAP,
892 BNXT_ULP_NAT_OUTER_MOST_FLAGS, 0);
894 /* free the flow db lock */
895 pthread_mutex_destroy(&bp->ulp_ctx->cfg_data->flow_db_lock);
897 /* Delete the ulp context and tf session and free the ulp context */
898 ulp_ctx_deinit(bp, session);
899 BNXT_TF_DBG(DEBUG, "ulp ctx has been deinitialized\n");
903 * When a port is initialized by dpdk. This functions is called
904 * and this function initializes the ULP context and rest of the
905 * infrastructure associated with it.
908 bnxt_ulp_init(struct bnxt *bp,
909 struct bnxt_ulp_session_state *session)
913 /* Allocate and Initialize the ulp context. */
914 rc = ulp_ctx_init(bp, session);
916 BNXT_TF_DBG(ERR, "Failed to create the ulp context\n");
920 rc = pthread_mutex_init(&bp->ulp_ctx->cfg_data->flow_db_lock, NULL);
922 BNXT_TF_DBG(ERR, "Unable to initialize flow db lock\n");
926 /* Initialize ulp dparms with values devargs passed */
927 rc = ulp_dparms_init(bp, bp->ulp_ctx);
929 BNXT_TF_DBG(ERR, "Failed to initialize the dparms\n");
933 /* create the port database */
934 rc = ulp_port_db_init(bp->ulp_ctx, bp->port_cnt);
936 BNXT_TF_DBG(ERR, "Failed to create the port database\n");
940 /* Create the Mark database. */
941 rc = ulp_mark_db_init(bp->ulp_ctx);
943 BNXT_TF_DBG(ERR, "Failed to create the mark database\n");
947 /* Create the flow database. */
948 rc = ulp_flow_db_init(bp->ulp_ctx);
950 BNXT_TF_DBG(ERR, "Failed to create the flow database\n");
954 /* Create the eem table scope. */
955 rc = ulp_eem_tbl_scope_init(bp);
957 BNXT_TF_DBG(ERR, "Failed to create the eem scope table\n");
961 rc = ulp_mapper_init(bp->ulp_ctx);
963 BNXT_TF_DBG(ERR, "Failed to initialize ulp mapper\n");
967 rc = ulp_fc_mgr_init(bp->ulp_ctx);
969 BNXT_TF_DBG(ERR, "Failed to initialize ulp flow counter mgr\n");
974 * Enable NAT feature. Set the global configuration register
975 * Tunnel encap to enable NAT with the reuse of existing inner
976 * L2 header smac and dmac
978 rc = bnxt_ulp_global_cfg_update(bp, TF_DIR_RX, TF_TUNNEL_ENCAP,
980 BNXT_ULP_NAT_OUTER_MOST_FLAGS, 1);
982 BNXT_TF_DBG(ERR, "Failed to set rx global configuration\n");
986 rc = bnxt_ulp_global_cfg_update(bp, TF_DIR_TX, TF_TUNNEL_ENCAP,
988 BNXT_ULP_NAT_OUTER_MOST_FLAGS, 1);
990 BNXT_TF_DBG(ERR, "Failed to set tx global configuration\n");
993 BNXT_TF_DBG(DEBUG, "ulp ctx has been initialized\n");
997 bnxt_ulp_deinit(bp, session);
1002 * When a port is initialized by dpdk. This functions sets up
1003 * the port specific details.
1006 bnxt_ulp_port_init(struct bnxt *bp)
1008 struct bnxt_ulp_session_state *session;
1012 if (!bp || !BNXT_TRUFLOW_EN(bp))
1015 if (!BNXT_PF(bp) && !BNXT_VF_IS_TRUSTED(bp)) {
1017 "Skip ulp init for port: %d, not a TVF or PF\n",
1018 bp->eth_dev->data->port_id);
1023 BNXT_TF_DBG(DEBUG, "ulp ctx already allocated\n");
1027 bp->ulp_ctx = rte_zmalloc("bnxt_ulp_ctx",
1028 sizeof(struct bnxt_ulp_context), 0);
1030 BNXT_TF_DBG(ERR, "Failed to allocate ulp ctx\n");
1035 * Multiple uplink ports can be associated with a single vswitch.
1036 * Make sure only the port that is started first will initialize
1039 session = ulp_session_init(bp, &initialized);
1041 BNXT_TF_DBG(ERR, "Failed to initialize the tf session\n");
1048 * If ULP is already initialized for a specific domain then
1049 * simply assign the ulp context to this rte_eth_dev.
1051 rc = ulp_ctx_attach(bp, session);
1053 BNXT_TF_DBG(ERR, "Failed to attach the ulp context\n");
1057 rc = bnxt_ulp_init(bp, session);
1059 BNXT_TF_DBG(ERR, "Failed to initialize the ulp init\n");
1064 /* Update bnxt driver flags */
1065 rc = ulp_dparms_dev_port_intf_update(bp, bp->ulp_ctx);
1067 BNXT_TF_DBG(ERR, "Failed to update driver flags\n");
1071 /* update the port database for the given interface */
1072 rc = ulp_port_db_dev_port_intf_update(bp->ulp_ctx, bp->eth_dev);
1074 BNXT_TF_DBG(ERR, "Failed to update port database\n");
1077 /* create the default rules */
1078 bnxt_ulp_create_df_rules(bp);
1079 BNXT_TF_DBG(DEBUG, "BNXT Port:%d ULP port init\n",
1080 bp->eth_dev->data->port_id);
1084 bnxt_ulp_port_deinit(bp);
1089 * When a port is de-initialized by dpdk. This functions clears up
1090 * the port specific details.
1093 bnxt_ulp_port_deinit(struct bnxt *bp)
1095 struct bnxt_ulp_session_state *session;
1096 struct rte_pci_device *pci_dev;
1097 struct rte_pci_addr *pci_addr;
1099 if (!BNXT_TRUFLOW_EN(bp))
1102 if (!BNXT_PF(bp) && !BNXT_VF_IS_TRUSTED(bp)) {
1104 "Skip ULP deinit port:%d, not a TVF or PF\n",
1105 bp->eth_dev->data->port_id);
1110 BNXT_TF_DBG(DEBUG, "ulp ctx already de-allocated\n");
1114 BNXT_TF_DBG(DEBUG, "BNXT Port:%d ULP port deinit\n",
1115 bp->eth_dev->data->port_id);
1117 /* Get the session details */
1118 pci_dev = RTE_DEV_TO_PCI(bp->eth_dev->device);
1119 pci_addr = &pci_dev->addr;
1120 pthread_mutex_lock(&bnxt_ulp_global_mutex);
1121 session = ulp_get_session(pci_addr);
1122 pthread_mutex_unlock(&bnxt_ulp_global_mutex);
1124 /* session not found then just exit */
1126 /* Free the ulp context */
1127 rte_free(bp->ulp_ctx);
1132 /* Check the reference count to deinit or deattach*/
1133 if (bp->ulp_ctx->cfg_data && bp->ulp_ctx->cfg_data->ref_cnt) {
1134 bp->ulp_ctx->cfg_data->ref_cnt--;
1135 if (bp->ulp_ctx->cfg_data->ref_cnt) {
1136 /* free the port details */
1137 /* Free the default flow rule associated to this port */
1138 bnxt_ulp_destroy_df_rules(bp, false);
1139 bnxt_ulp_destroy_vfr_default_rules(bp, false);
1141 /* free flows associated with this port */
1142 bnxt_ulp_flush_port_flows(bp);
1144 /* close the session associated with this port */
1147 /* Perform ulp ctx deinit */
1148 bnxt_ulp_deinit(bp, session);
1152 /* clean up the session */
1153 ulp_session_deinit(session);
1155 /* Free the ulp context */
1156 rte_free(bp->ulp_ctx);
1160 /* Below are the access functions to access internal data of ulp context. */
1161 /* Function to set the Mark DB into the context */
1163 bnxt_ulp_cntxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
1164 struct bnxt_ulp_mark_tbl *mark_tbl)
1166 if (!ulp_ctx || !ulp_ctx->cfg_data) {
1167 BNXT_TF_DBG(ERR, "Invalid ulp context data\n");
1171 ulp_ctx->cfg_data->mark_tbl = mark_tbl;
1176 /* Function to retrieve the Mark DB from the context. */
1177 struct bnxt_ulp_mark_tbl *
1178 bnxt_ulp_cntxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx)
1180 if (!ulp_ctx || !ulp_ctx->cfg_data)
1183 return ulp_ctx->cfg_data->mark_tbl;
1186 /* Function to set the device id of the hardware. */
1188 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx,
1191 if (ulp_ctx && ulp_ctx->cfg_data) {
1192 ulp_ctx->cfg_data->dev_id = dev_id;
1199 /* Function to get the device id of the hardware. */
1201 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx,
1204 if (ulp_ctx && ulp_ctx->cfg_data) {
1205 *dev_id = ulp_ctx->cfg_data->dev_id;
1209 BNXT_TF_DBG(ERR, "Failed to read dev_id from ulp ctxt\n");
1214 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
1215 enum bnxt_ulp_flow_mem_type mem_type)
1217 if (ulp_ctx && ulp_ctx->cfg_data) {
1218 ulp_ctx->cfg_data->mem_type = mem_type;
1221 BNXT_TF_DBG(ERR, "Failed to write mem_type in ulp ctxt\n");
1226 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
1227 enum bnxt_ulp_flow_mem_type *mem_type)
1229 if (ulp_ctx && ulp_ctx->cfg_data) {
1230 *mem_type = ulp_ctx->cfg_data->mem_type;
1233 BNXT_TF_DBG(ERR, "Failed to read mem_type in ulp ctxt\n");
1237 /* Function to get the table scope id of the EEM table. */
1239 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
1240 uint32_t *tbl_scope_id)
1242 if (ulp_ctx && ulp_ctx->cfg_data) {
1243 *tbl_scope_id = ulp_ctx->cfg_data->tbl_scope_id;
1250 /* Function to set the table scope id of the EEM table. */
1252 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
1253 uint32_t tbl_scope_id)
1255 if (ulp_ctx && ulp_ctx->cfg_data) {
1256 ulp_ctx->cfg_data->tbl_scope_id = tbl_scope_id;
1263 /* Function to set the tfp session details from the ulp context. */
1265 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp)
1268 BNXT_TF_DBG(ERR, "Invalid arguments\n");
1276 /* Function to get the tfp session details from the ulp context. */
1278 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp)
1281 BNXT_TF_DBG(ERR, "Invalid arguments\n");
1288 * Get the device table entry based on the device id.
1290 * dev_id [in] The device id of the hardware
1292 * Returns the pointer to the device parameters.
1294 struct bnxt_ulp_device_params *
1295 bnxt_ulp_device_params_get(uint32_t dev_id)
1297 if (dev_id < BNXT_ULP_MAX_NUM_DEVICES)
1298 return &ulp_device_params[dev_id];
1302 /* Function to set the flow database to the ulp context. */
1304 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
1305 struct bnxt_ulp_flow_db *flow_db)
1307 if (!ulp_ctx || !ulp_ctx->cfg_data)
1310 ulp_ctx->cfg_data->flow_db = flow_db;
1314 /* Function to get the flow database from the ulp context. */
1315 struct bnxt_ulp_flow_db *
1316 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx)
1318 if (!ulp_ctx || !ulp_ctx->cfg_data)
1321 return ulp_ctx->cfg_data->flow_db;
1324 /* Function to get the ulp context from eth device. */
1325 struct bnxt_ulp_context *
1326 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev)
1328 struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
1330 if (BNXT_ETH_DEV_IS_REPRESENTOR(dev)) {
1331 struct bnxt_representor *vfr = dev->data->dev_private;
1333 bp = vfr->parent_dev->data->dev_private;
1337 BNXT_TF_DBG(ERR, "Bnxt private data is not initialized\n");
1344 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
1347 if (!ulp_ctx || !ulp_ctx->cfg_data) {
1348 BNXT_TF_DBG(ERR, "Invalid ulp context data\n");
1352 ulp_ctx->cfg_data->mapper_data = mapper_data;
1357 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx)
1359 if (!ulp_ctx || !ulp_ctx->cfg_data) {
1360 BNXT_TF_DBG(ERR, "Invalid ulp context data\n");
1364 return ulp_ctx->cfg_data->mapper_data;
1367 /* Function to set the port database to the ulp context. */
1369 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
1370 struct bnxt_ulp_port_db *port_db)
1372 if (!ulp_ctx || !ulp_ctx->cfg_data)
1375 ulp_ctx->cfg_data->port_db = port_db;
1379 /* Function to get the port database from the ulp context. */
1380 struct bnxt_ulp_port_db *
1381 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx)
1383 if (!ulp_ctx || !ulp_ctx->cfg_data)
1386 return ulp_ctx->cfg_data->port_db;
1389 /* Function to set the flow counter info into the context */
1391 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
1392 struct bnxt_ulp_fc_info *ulp_fc_info)
1394 if (!ulp_ctx || !ulp_ctx->cfg_data) {
1395 BNXT_TF_DBG(ERR, "Invalid ulp context data\n");
1399 ulp_ctx->cfg_data->fc_info = ulp_fc_info;
1404 /* Function to retrieve the flow counter info from the context. */
1405 struct bnxt_ulp_fc_info *
1406 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx)
1408 if (!ulp_ctx || !ulp_ctx->cfg_data)
1411 return ulp_ctx->cfg_data->fc_info;
1414 /* Function to get the ulp flags from the ulp context. */
1416 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
1419 if (!ulp_ctx || !ulp_ctx->cfg_data)
1422 *flags = ulp_ctx->cfg_data->ulp_flags;
1426 /* Function to get the ulp vfr info from the ulp context. */
1427 struct bnxt_ulp_vfr_rule_info*
1428 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
1431 if (!ulp_ctx || !ulp_ctx->cfg_data || port_id >= RTE_MAX_ETHPORTS)
1434 return &ulp_ctx->cfg_data->vfr_rule_info[port_id];
1437 /* Function to acquire the flow database lock from the ulp context. */
1439 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context *ulp_ctx)
1441 if (!ulp_ctx || !ulp_ctx->cfg_data)
1444 if (pthread_mutex_lock(&ulp_ctx->cfg_data->flow_db_lock)) {
1445 BNXT_TF_DBG(ERR, "unable to acquire fdb lock\n");
1451 /* Function to release the flow database lock from the ulp context. */
1453 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context *ulp_ctx)
1455 if (!ulp_ctx || !ulp_ctx->cfg_data)
1458 pthread_mutex_unlock(&ulp_ctx->cfg_data->flow_db_lock);