From: Oleksandr Kolomeiets <okl-...@napatech.com>
The Packet Description Builder module creates packet meta-data
for example virtio-net headers.
Signed-off-by: Oleksandr Kolomeiets <okl-...@napatech.com>
---
drivers/net/ntnic/include/hw_mod_backend.h | 34 ++++++++
drivers/net/ntnic/meson.build | 1 +
drivers/net/ntnic/nthw/flow_api/flow_api.c | 3 +
.../nthw/flow_api/hw_mod/hw_mod_backend.c | 1 +
.../ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c | 86 +++++++++++++++++++
.../supported/nthw_fpga_9563_055_049_0000.c | 40 ++++++++-
6 files changed, 164 insertions(+), 1 deletion(-)
create mode 100644 drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c
diff --git a/drivers/net/ntnic/include/hw_mod_backend.h
b/drivers/net/ntnic/include/hw_mod_backend.h
index b28192e682..9644639131 100644
--- a/drivers/net/ntnic/include/hw_mod_backend.h
+++ b/drivers/net/ntnic/include/hw_mod_backend.h
@@ -609,6 +609,39 @@ struct pdb_func_s {
struct hw_mod_pdb_v9_s v9;
};
};
+enum hw_pdb_e {
+ /* functions */
+ HW_PDB_RCP_PRESET_ALL = 0,
+ HW_PDB_RCP_COMPARE,
+ HW_PDB_RCP_FIND,
+ /* fields */
+ HW_PDB_RCP_DESCRIPTOR = FIELD_START_INDEX,
+ HW_PDB_RCP_DESC_LEN,
+ HW_PDB_RCP_TX_PORT,
+ HW_PDB_RCP_TX_IGNORE,
+ HW_PDB_RCP_TX_NOW,
+ HW_PDB_RCP_CRC_OVERWRITE,
+ HW_PDB_RCP_ALIGN,
+ HW_PDB_RCP_OFS0_DYN,
+ HW_PDB_RCP_OFS0_REL,
+ HW_PDB_RCP_OFS1_DYN,
+ HW_PDB_RCP_OFS1_REL,
+ HW_PDB_RCP_OFS2_DYN,
+ HW_PDB_RCP_OFS2_REL,
+ HW_PDB_RCP_IP_PROT_TNL,
+ HW_PDB_RCP_PPC_HSH,
+ HW_PDB_RCP_DUPLICATE_EN,
+ HW_PDB_RCP_DUPLICATE_BIT,
+ HW_PDB_RCP_PCAP_KEEP_FCS,
+ HW_PDB_CONFIG_TS_FORMAT,
+ HW_PDB_CONFIG_PORT_OFS,
+};
+bool hw_mod_pdb_present(struct flow_api_backend_s *be);
+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_config_flush(struct flow_api_backend_s *be);
struct tpe_func_s {
COMMON_FUNC_INFO_S;
@@ -779,6 +812,7 @@ struct flow_api_backend_s {
struct hsh_func_s hsh;
struct qsl_func_s qsl;
struct slc_lr_func_s slc_lr;
+ struct pdb_func_s pdb;
/* NIC attributes */
unsigned int num_phy_ports;
diff --git a/drivers/net/ntnic/meson.build b/drivers/net/ntnic/meson.build
index 4caee8ac41..0415e5a5b2 100644
--- a/drivers/net/ntnic/meson.build
+++ b/drivers/net/ntnic/meson.build
@@ -53,6 +53,7 @@ sources = files(
'nthw/flow_api/hw_mod/hw_mod_flm.c',
'nthw/flow_api/hw_mod/hw_mod_hsh.c',
'nthw/flow_api/hw_mod/hw_mod_km.c',
+ 'nthw/flow_api/hw_mod/hw_mod_pdb.c',
'nthw/flow_api/hw_mod/hw_mod_qsl.c',
'nthw/flow_api/hw_mod/hw_mod_slc_lr.c',
'nthw/flow_filter/flow_nthw_cat.c',
diff --git a/drivers/net/ntnic/nthw/flow_api/flow_api.c
b/drivers/net/ntnic/nthw/flow_api/flow_api.c
index 5d6571310c..03946fb52f 100644
--- a/drivers/net/ntnic/nthw/flow_api/flow_api.c
+++ b/drivers/net/ntnic/nthw/flow_api/flow_api.c
@@ -301,6 +301,9 @@ struct flow_nic_dev *flow_api_create(uint8_t adapter_no,
const struct flow_api_b
if (init_resource_elements(ndev, RES_HSH_RCP, ndev->be.hsh.nb_rcp))
goto err_exit;
+ if (init_resource_elements(ndev, RES_PDB_RCP,
ndev->be.pdb.nb_pdb_rcp_categories))
+ goto err_exit;
+
if (init_resource_elements(ndev, RES_QSL_RCP,
ndev->be.qsl.nb_rcp_categories))
goto err_exit;
diff --git a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
index 6b0ea2a4a6..118e49f539 100644
--- a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
+++ b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
@@ -26,6 +26,7 @@ static const struct {
"SLC LR", hw_mod_slc_lr_alloc, hw_mod_slc_lr_free,
hw_mod_slc_lr_reset,
hw_mod_slc_lr_present
},
+ { "PDB", hw_mod_pdb_alloc, hw_mod_pdb_free, hw_mod_pdb_reset,
hw_mod_pdb_present },
};
#define MOD_COUNT (ARRAY_SIZE(module))
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
new file mode 100644
index 0000000000..13f0972e07
--- /dev/null
+++ b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_pdb.c
@@ -0,0 +1,86 @@
+/*
+ * SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2023 Napatech A/S
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "hw_mod_backend.h"
+
+#define _MOD_ "PDB"
+#define _VER_ be->pdb.ver
+
+bool hw_mod_pdb_present(struct flow_api_backend_s *be)
+{
+ return be->iface->get_pdb_present(be->be_dev);
+}
+
+int hw_mod_pdb_alloc(struct flow_api_backend_s *be)
+{
+ int nb;
+ _VER_ = be->iface->get_pdb_version(be->be_dev);
+ NT_LOG(DBG, FILTER, "PDB MODULE VERSION %i.%i\n", VER_MAJOR(_VER_),
VER_MINOR(_VER_));
+
+ nb = be->iface->get_nb_pdb_categories(be->be_dev);
+
+ if (nb <= 0)
+ return COUNT_ERROR(pdb_categories);
+
+ be->pdb.nb_pdb_rcp_categories = (uint32_t)nb;
+
+ switch (_VER_) {
+ case 9:
+ if (!callocate_mod((struct common_func_s *)&be->pdb, 2,
&be->pdb.v9.rcp,
+ be->pdb.nb_pdb_rcp_categories, sizeof(struct
pdb_v9_rcp_s),
+ &be->pdb.v9.config, 1, sizeof(struct
pdb_v9_config_s)))
+ return -1;
+
+ break;
+
+ /* end case 9 */
+ default:
+ return UNSUP_VER;
+ }
+
+ return 0;
+}
+
+void hw_mod_pdb_free(struct flow_api_backend_s *be)
+{
+ if (be->pdb.base) {
+ free(be->pdb.base);
+ be->pdb.base = NULL;
+ }
+}
+
+int hw_mod_pdb_reset(struct flow_api_backend_s *be)
+{
+ int err = 0;
+ /* Zero entire cache area */
+ zero_module_cache((struct common_func_s *)(&be->hsh));
+
+ NT_LOG(DBG, FILTER, "INIT PDB RCP\n");
+ err |= hw_mod_pdb_rcp_flush(be, 0, ALL_ENTRIES);
+
+ NT_LOG(DBG, FILTER, "INIT PDB CONFIG\n");
+ err |= hw_mod_pdb_config_flush(be);
+ return err;
+}
+
+int hw_mod_pdb_rcp_flush(struct flow_api_backend_s *be, int start_idx, int
count)
+{
+ if (count == ALL_ENTRIES)
+ count = be->pdb.nb_pdb_rcp_categories;
+
+ if ((unsigned int)(start_idx + count) > be->pdb.nb_pdb_rcp_categories)
+ return INDEX_TOO_LARGE;
+
+ return be->iface->pdb_rcp_flush(be->be_dev, &be->pdb, start_idx, count);
+}
+
+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/supported/nthw_fpga_9563_055_049_0000.c
b/drivers/net/ntnic/nthw/supported/nthw_fpga_9563_055_049_0000.c
index 7eeb210b80..9f821abf55 100644
--- a/drivers/net/ntnic/nthw/supported/nthw_fpga_9563_055_049_0000.c
+++ b/drivers/net/ntnic/nthw/supported/nthw_fpga_9563_055_049_0000.c
@@ -1297,6 +1297,43 @@ static nthw_fpga_register_init_s pci_wr_tg_registers[] =
{
{ PCI_WR_TG_TG_WR_RUN, 4, 16, NTHW_FPGA_REG_TYPE_WO, 0, 1,
pci_wr_tg_tg_wr_run_fields },
};
+static nthw_fpga_field_init_s pdb_config_fields[] = {
+ { PDB_CONFIG_PORT_OFS, 6, 3, 0 },
+ { PDB_CONFIG_TS_FORMAT, 3, 0, 0 },
+};
+
+static nthw_fpga_field_init_s pdb_rcp_ctrl_fields[] = {
+ { PDB_RCP_CTRL_ADR, 4, 0, 0x0000 },
+ { PDB_RCP_CTRL_CNT, 16, 16, 0x0000 },
+};
+
+static nthw_fpga_field_init_s pdb_rcp_data_fields[] = {
+ { PDB_RCP_DATA_ALIGN, 1, 17, 0x0000 },
+ { PDB_RCP_DATA_CRC_OVERWRITE, 1, 16, 0x0000 },
+ { PDB_RCP_DATA_DESCRIPTOR, 4, 0, 0x0000 },
+ { PDB_RCP_DATA_DESC_LEN, 5, 4, 0 },
+ { PDB_RCP_DATA_DUPLICATE_BIT, 5, 61, 0x0000 },
+ { PDB_RCP_DATA_DUPLICATE_EN, 1, 60, 0x0000 },
+ { PDB_RCP_DATA_IP_PROT_TNL, 1, 57, 0x0000 },
+ { PDB_RCP_DATA_OFS0_DYN, 5, 18, 0x0000 },
+ { PDB_RCP_DATA_OFS0_REL, 8, 23, 0x0000 },
+ { PDB_RCP_DATA_OFS1_DYN, 5, 31, 0x0000 },
+ { PDB_RCP_DATA_OFS1_REL, 8, 36, 0x0000 },
+ { PDB_RCP_DATA_OFS2_DYN, 5, 44, 0x0000 },
+ { PDB_RCP_DATA_OFS2_REL, 8, 49, 0x0000 },
+ { PDB_RCP_DATA_PCAP_KEEP_FCS, 1, 66, 0x0000 },
+ { PDB_RCP_DATA_PPC_HSH, 2, 58, 0x0000 },
+ { PDB_RCP_DATA_TX_IGNORE, 1, 14, 0x0000 },
+ { PDB_RCP_DATA_TX_NOW, 1, 15, 0x0000 },
+ { PDB_RCP_DATA_TX_PORT, 5, 9, 0x0000 },
+};
+
+static nthw_fpga_register_init_s pdb_registers[] = {
+ { PDB_CONFIG, 2, 10, NTHW_FPGA_REG_TYPE_WO, 0, 2, pdb_config_fields },
+ { PDB_RCP_CTRL, 0, 32, NTHW_FPGA_REG_TYPE_WO, 0, 2, pdb_rcp_ctrl_fields
},
+ { PDB_RCP_DATA, 1, 67, NTHW_FPGA_REG_TYPE_WO, 0, 18,
pdb_rcp_data_fields },
+};
+
static nthw_fpga_field_init_s qsl_qen_ctrl_fields[] = {
{ QSL_QEN_CTRL_ADR, 5, 0, 0x0000 },
{ QSL_QEN_CTRL_CNT, 16, 16, 0x0000 },
@@ -1510,6 +1547,7 @@ static nthw_fpga_module_init_s fpga_modules[] = {
MOD_PCI_WR_TG, 0, MOD_PCI_WR_TG, 0, 1, NTHW_FPGA_BUS_TYPE_RAB0,
2304, 7,
pci_wr_tg_registers
},
+ { MOD_PDB, 0, MOD_PDB, 0, 9, NTHW_FPGA_BUS_TYPE_RAB1, 2560, 3,
pdb_registers },
{ MOD_QSL, 0, MOD_QSL, 0, 7, NTHW_FPGA_BUS_TYPE_RAB1, 1792, 8,
qsl_registers },
{ MOD_RAC, 0, MOD_RAC, 3, 0, NTHW_FPGA_BUS_TYPE_PCI, 8192, 14,
rac_registers },
{ MOD_RST9563, 0, MOD_RST9563, 0, 5, NTHW_FPGA_BUS_TYPE_RAB0, 1024, 5,
rst9563_registers },
@@ -1672,5 +1710,5 @@ static nthw_fpga_prod_param_s product_parameters[] = {
};
nthw_fpga_prod_init_s nthw_fpga_9563_055_049_0000 = {
- 200, 9563, 55, 49, 0, 0, 1726740521, 152, product_parameters, 19,
fpga_modules,
+ 200, 9563, 55, 49, 0, 0, 1726740521, 152, product_parameters, 20,
fpga_modules,
};
--
2.45.0
