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From: Serhii Iliushyk <sil-plv@napatech.com>
To: dev@dpdk.org
Cc: mko-plv@napatech.com, sil-plv@napatech.com, ckm@napatech.com,
andrew.rybchenko@oktetlabs.ru, ferruh.yigit@amd.com,
Danylo Vodopianov <dvo-plv@napatech.com>
Subject: [PATCH v1 28/73] net/ntnic: add PDB module
Date: Mon, 21 Oct 2024 23:04:30 +0200
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From: Danylo Vodopianov <dvo-plv@napatech.com>
The Packet Description Builder module creates packet meta-data
for example virtio-net headers.
Signed-off-by: Danylo Vodopianov <dvo-plv@napatech.com>
---
drivers/net/ntnic/include/hw_mod_backend.h | 3 +
.../ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c | 144 ++++++++++++++++++
.../profile_inline/flow_api_profile_inline.c | 17 +++
3 files changed, 164 insertions(+)
diff --git a/drivers/net/ntnic/include/hw_mod_backend.h b/drivers/net/ntnic/include/hw_mod_backend.h
index 2711f44083..7f1449d8ee 100644
--- a/drivers/net/ntnic/include/hw_mod_backend.h
+++ b/drivers/net/ntnic/include/hw_mod_backend.h
@@ -740,6 +740,9 @@ int hw_mod_pdb_alloc(struct flow_api_backend_s *be);
void hw_mod_pdb_free(struct flow_api_backend_s *be);
int hw_mod_pdb_reset(struct flow_api_backend_s *be);
int hw_mod_pdb_rcp_flush(struct flow_api_backend_s *be, int start_idx, int count);
+int hw_mod_pdb_rcp_set(struct flow_api_backend_s *be, enum hw_pdb_e field, uint32_t index,
+ uint32_t value);
+
int hw_mod_pdb_config_flush(struct flow_api_backend_s *be);
struct tpe_func_s {
diff --git a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c
index c3facacb08..59285405ba 100644
--- a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c
+++ b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c
@@ -85,6 +85,150 @@ int hw_mod_pdb_rcp_flush(struct flow_api_backend_s *be, int start_idx, int count
return be->iface->pdb_rcp_flush(be->be_dev, &be->pdb, start_idx, count);
}
+static int hw_mod_pdb_rcp_mod(struct flow_api_backend_s *be, enum hw_pdb_e field, uint32_t index,
+ uint32_t *value, int get)
+{
+ if (index >= be->pdb.nb_pdb_rcp_categories) {
+ INDEX_TOO_LARGE_LOG;
+ return INDEX_TOO_LARGE;
+ }
+
+ switch (_VER_) {
+ case 9:
+ switch (field) {
+ case HW_PDB_RCP_PRESET_ALL:
+ if (get) {
+ UNSUP_FIELD_LOG;
+ return UNSUP_FIELD;
+ }
+
+ memset(&be->pdb.v9.rcp[index], (uint8_t)*value,
+ sizeof(struct pdb_v9_rcp_s));
+ break;
+
+ case HW_PDB_RCP_FIND:
+ if (!get) {
+ UNSUP_FIELD_LOG;
+ return UNSUP_FIELD;
+ }
+
+ if (*value >= be->pdb.nb_pdb_rcp_categories) {
+ INDEX_TOO_LARGE_LOG;
+ return INDEX_TOO_LARGE;
+ }
+
+ FIND_EQUAL_INDEX(be->pdb.v9.rcp, struct pdb_v9_rcp_s, index, *value,
+ be->pdb.nb_pdb_rcp_categories);
+ break;
+
+ case HW_PDB_RCP_COMPARE:
+ if (!get) {
+ UNSUP_FIELD_LOG;
+ return UNSUP_FIELD;
+ }
+
+ if (*value >= be->pdb.nb_pdb_rcp_categories) {
+ INDEX_TOO_LARGE_LOG;
+ return INDEX_TOO_LARGE;
+ }
+
+ DO_COMPARE_INDEXS(be->pdb.v9.rcp, struct pdb_v9_rcp_s, index, *value);
+ break;
+
+ case HW_PDB_RCP_DESCRIPTOR:
+ GET_SET(be->pdb.v9.rcp[index].descriptor, value);
+ break;
+
+ case HW_PDB_RCP_DESC_LEN:
+ GET_SET(be->pdb.v9.rcp[index].desc_len, value);
+ break;
+
+ case HW_PDB_RCP_TX_PORT:
+ GET_SET(be->pdb.v9.rcp[index].tx_port, value);
+ break;
+
+ case HW_PDB_RCP_TX_IGNORE:
+ GET_SET(be->pdb.v9.rcp[index].tx_ignore, value);
+ break;
+
+ case HW_PDB_RCP_TX_NOW:
+ GET_SET(be->pdb.v9.rcp[index].tx_now, value);
+ break;
+
+ case HW_PDB_RCP_CRC_OVERWRITE:
+ GET_SET(be->pdb.v9.rcp[index].crc_overwrite, value);
+ break;
+
+ case HW_PDB_RCP_ALIGN:
+ GET_SET(be->pdb.v9.rcp[index].align, value);
+ break;
+
+ case HW_PDB_RCP_OFS0_DYN:
+ GET_SET(be->pdb.v9.rcp[index].ofs0_dyn, value);
+ break;
+
+ case HW_PDB_RCP_OFS0_REL:
+ GET_SET_SIGNED(be->pdb.v9.rcp[index].ofs0_rel, value);
+ break;
+
+ case HW_PDB_RCP_OFS1_DYN:
+ GET_SET(be->pdb.v9.rcp[index].ofs1_dyn, value);
+ break;
+
+ case HW_PDB_RCP_OFS1_REL:
+ GET_SET_SIGNED(be->pdb.v9.rcp[index].ofs1_rel, value);
+ break;
+
+ case HW_PDB_RCP_OFS2_DYN:
+ GET_SET(be->pdb.v9.rcp[index].ofs2_dyn, value);
+ break;
+
+ case HW_PDB_RCP_OFS2_REL:
+ GET_SET_SIGNED(be->pdb.v9.rcp[index].ofs2_rel, value);
+ break;
+
+ case HW_PDB_RCP_IP_PROT_TNL:
+ GET_SET(be->pdb.v9.rcp[index].ip_prot_tnl, value);
+ break;
+
+ case HW_PDB_RCP_PPC_HSH:
+ GET_SET(be->pdb.v9.rcp[index].ppc_hsh, value);
+ break;
+
+ case HW_PDB_RCP_DUPLICATE_EN:
+ GET_SET(be->pdb.v9.rcp[index].duplicate_en, value);
+ break;
+
+ case HW_PDB_RCP_DUPLICATE_BIT:
+ GET_SET(be->pdb.v9.rcp[index].duplicate_bit, value);
+ break;
+
+ case HW_PDB_RCP_PCAP_KEEP_FCS:
+ GET_SET(be->pdb.v9.rcp[index].pcap_keep_fcs, value);
+ break;
+
+ default:
+ UNSUP_FIELD_LOG;
+ return UNSUP_FIELD;
+ }
+
+ break;
+
+ /* end case 9 */
+ default:
+ UNSUP_VER_LOG;
+ return UNSUP_VER;
+ }
+
+ return 0;
+}
+
+int hw_mod_pdb_rcp_set(struct flow_api_backend_s *be, enum hw_pdb_e field, uint32_t index,
+ uint32_t value)
+{
+ return hw_mod_pdb_rcp_mod(be, field, index, &value, 0);
+}
+
int hw_mod_pdb_config_flush(struct flow_api_backend_s *be)
{
return be->iface->pdb_config_flush(be->be_dev, &be->pdb);
diff --git a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
index c2a0273aa2..fe5f82b3bd 100644
--- a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
+++ b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
@@ -2492,6 +2492,19 @@ int initialize_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev)
/* SLC LR index 0 is reserved */
flow_nic_mark_resource_used(ndev, RES_SLC_LR_RCP, 0);
+ /* PDB setup Direct Virtio Scatter-Gather descriptor of 12 bytes for its recipe 0
+ */
+ if (hw_mod_pdb_rcp_set(&ndev->be, HW_PDB_RCP_DESCRIPTOR, 0, 7) < 0)
+ goto err_exit0;
+
+ if (hw_mod_pdb_rcp_set(&ndev->be, HW_PDB_RCP_DESC_LEN, 0, 6) < 0)
+ goto err_exit0;
+
+ if (hw_mod_pdb_rcp_flush(&ndev->be, 0, 1) < 0)
+ goto err_exit0;
+
+ flow_nic_mark_resource_used(ndev, RES_PDB_RCP, 0);
+
/* Setup filter using matching all packets violating traffic policing parameters */
flow_nic_mark_resource_used(ndev, RES_CAT_CFN, NT_VIOLATING_MBR_CFN);
@@ -2549,6 +2562,10 @@ int done_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev)
flow_nic_free_resource(ndev, RES_TPE_EXT, 0);
flow_nic_free_resource(ndev, RES_TPE_RPL, 0);
+ hw_mod_pdb_rcp_set(&ndev->be, HW_PDB_RCP_PRESET_ALL, 0, 0);
+ hw_mod_pdb_rcp_flush(&ndev->be, 0, 1);
+ flow_nic_free_resource(ndev, RES_PDB_RCP, 0);
+
hw_db_inline_destroy(ndev->hw_db_handle);
#ifdef FLOW_DEBUG
--
2.45.0