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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,
stephen@networkplumber.org
Subject: [PATCH v4 06/86] net/ntnic: add management API for NT flow profile
Date: Tue, 29 Oct 2024 17:41:10 +0100
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Management API implements (re)setting of the NT flow dev
Signed-off-by: Serhii Iliushyk <sil-plv@napatech.com>
---
drivers/net/ntnic/include/flow_api.h | 1 +
drivers/net/ntnic/include/flow_api_engine.h | 5 ++
drivers/net/ntnic/nthw/flow_api/flow_api.c | 60 +++++++++++++++++++
.../profile_inline/flow_api_profile_inline.c | 20 +++++++
.../profile_inline/flow_api_profile_inline.h | 8 +++
drivers/net/ntnic/ntnic_mod_reg.h | 8 +++
6 files changed, 102 insertions(+)
diff --git a/drivers/net/ntnic/include/flow_api.h b/drivers/net/ntnic/include/flow_api.h
index 3bdfdd4f94..790b2f6b03 100644
--- a/drivers/net/ntnic/include/flow_api.h
+++ b/drivers/net/ntnic/include/flow_api.h
@@ -55,6 +55,7 @@ struct flow_nic_dev {
uint16_t ports; /* number of in-ports addressable on this NIC */
/* flow profile this NIC is initially prepared for */
enum flow_eth_dev_profile flow_profile;
+ int flow_mgnt_prepared;
struct hw_mod_resource_s res[RES_COUNT];/* raw NIC resource allocation table */
void *km_res_handle;
diff --git a/drivers/net/ntnic/include/flow_api_engine.h b/drivers/net/ntnic/include/flow_api_engine.h
index d025677e25..52ff3cb865 100644
--- a/drivers/net/ntnic/include/flow_api_engine.h
+++ b/drivers/net/ntnic/include/flow_api_engine.h
@@ -46,6 +46,11 @@ enum res_type_e {
*/
#define MAX_OUTPUT_DEST (128)
+struct flow_handle {
+ struct flow_eth_dev *dev;
+ struct flow_handle *next;
+};
+
void km_free_ndev_resource_management(void **handle);
void kcc_free_ndev_resource_management(void **handle);
diff --git a/drivers/net/ntnic/nthw/flow_api/flow_api.c b/drivers/net/ntnic/nthw/flow_api/flow_api.c
index d0dad8e8f8..6800a8d834 100644
--- a/drivers/net/ntnic/nthw/flow_api/flow_api.c
+++ b/drivers/net/ntnic/nthw/flow_api/flow_api.c
@@ -10,6 +10,8 @@
#include "flow_api.h"
#include "flow_filter.h"
+#define SCATTER_GATHER
+
const char *dbg_res_descr[] = {
/* RES_QUEUE */ "RES_QUEUE",
/* RES_CAT_CFN */ "RES_CAT_CFN",
@@ -210,10 +212,29 @@ static int nic_remove_eth_port_dev(struct flow_nic_dev *ndev, struct flow_eth_de
static void flow_ndev_reset(struct flow_nic_dev *ndev)
{
+ const struct profile_inline_ops *profile_inline_ops = get_profile_inline_ops();
+
+ if (profile_inline_ops == NULL) {
+ NT_LOG(ERR, FILTER, "%s: profile_inline module uninitialized", __func__);
+ return;
+ }
+
/* Delete all eth-port devices created on this NIC device */
while (ndev->eth_base)
flow_delete_eth_dev(ndev->eth_base);
+ /* Error check */
+ while (ndev->flow_base) {
+ NT_LOG(ERR, FILTER,
+ "ERROR : Flows still defined but all eth-ports deleted. Flow %p",
+ ndev->flow_base);
+
+ profile_inline_ops->flow_destroy_profile_inline(ndev->flow_base->dev,
+ ndev->flow_base, NULL);
+ }
+
+ profile_inline_ops->done_flow_management_of_ndev_profile_inline(ndev);
+
km_free_ndev_resource_management(&ndev->km_res_handle);
kcc_free_ndev_resource_management(&ndev->kcc_res_handle);
@@ -255,6 +276,13 @@ static void flow_ndev_reset(struct flow_nic_dev *ndev)
int flow_delete_eth_dev(struct flow_eth_dev *eth_dev)
{
+ const struct profile_inline_ops *profile_inline_ops = get_profile_inline_ops();
+
+ if (profile_inline_ops == NULL) {
+ NT_LOG(ERR, FILTER, "%s: profile_inline module uninitialized", __func__);
+ return -1;
+ }
+
struct flow_nic_dev *ndev = eth_dev->ndev;
if (!ndev) {
@@ -271,6 +299,20 @@ int flow_delete_eth_dev(struct flow_eth_dev *eth_dev)
/* delete all created flows from this device */
pthread_mutex_lock(&ndev->mtx);
+ struct flow_handle *flow = ndev->flow_base;
+
+ while (flow) {
+ if (flow->dev == eth_dev) {
+ struct flow_handle *flow_next = flow->next;
+ profile_inline_ops->flow_destroy_locked_profile_inline(eth_dev, flow,
+ NULL);
+ flow = flow_next;
+
+ } else {
+ flow = flow->next;
+ }
+ }
+
/*
* remove unmatched queue if setup in QSL
* remove exception queue setting in QSL UNM
@@ -445,6 +487,24 @@ static struct flow_eth_dev *flow_get_eth_dev(uint8_t adapter_no, uint8_t port_no
eth_dev->port = port_no;
eth_dev->port_id = port_id;
+ /* First time then NIC is initialized */
+ if (!ndev->flow_mgnt_prepared) {
+ ndev->flow_profile = flow_profile;
+
+ /* Initialize modules if needed - recipe 0 is used as no-match and must be setup */
+ if (profile_inline_ops != NULL &&
+ profile_inline_ops->initialize_flow_management_of_ndev_profile_inline(ndev))
+ goto err_exit0;
+
+ } else {
+ /* check if same flow type is requested, otherwise fail */
+ if (ndev->flow_profile != flow_profile) {
+ NT_LOG(ERR, FILTER,
+ "ERROR: Different flow types requested on same NIC device. Not supported.");
+ goto err_exit0;
+ }
+ }
+
/* Allocate the requested queues in HW for this dev */
for (i = 0; i < alloc_rx_queues; i++) {
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 a6293f5f82..c9e4008b7e 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
@@ -8,6 +8,20 @@
#include "flow_api_profile_inline.h"
#include "ntnic_mod_reg.h"
+/*
+ * Public functions
+ */
+
+int initialize_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev)
+{
+ return -1;
+}
+
+int done_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev)
+{
+ return 0;
+}
+
struct flow_handle *flow_create_profile_inline(struct flow_eth_dev *dev,
const struct rte_flow_attr *attr,
uint16_t forced_vlan_vid,
@@ -51,6 +65,12 @@ int flow_destroy_profile_inline(struct flow_eth_dev *dev, struct flow_handle *fl
}
static const struct profile_inline_ops ops = {
+ /*
+ * Management
+ */
+ .done_flow_management_of_ndev_profile_inline = done_flow_management_of_ndev_profile_inline,
+ .initialize_flow_management_of_ndev_profile_inline =
+ initialize_flow_management_of_ndev_profile_inline,
/*
* Flow functionality
*/
diff --git a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.h b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.h
index a83cc299b4..b87f8542ac 100644
--- a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.h
+++ b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.h
@@ -11,6 +11,14 @@
#include "flow_api.h"
#include "stream_binary_flow_api.h"
+/*
+ * Management
+ */
+
+int done_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev);
+
+int initialize_flow_management_of_ndev_profile_inline(struct flow_nic_dev *ndev);
+
/*
* Flow functionality
*/
diff --git a/drivers/net/ntnic/ntnic_mod_reg.h b/drivers/net/ntnic/ntnic_mod_reg.h
index d133336fad..149c549112 100644
--- a/drivers/net/ntnic/ntnic_mod_reg.h
+++ b/drivers/net/ntnic/ntnic_mod_reg.h
@@ -226,6 +226,14 @@ const struct flow_backend_ops *get_flow_backend_ops(void);
void flow_backend_init(void);
struct profile_inline_ops {
+ /*
+ * Management
+ */
+
+ int (*done_flow_management_of_ndev_profile_inline)(struct flow_nic_dev *ndev);
+
+ int (*initialize_flow_management_of_ndev_profile_inline)(struct flow_nic_dev *ndev);
+
/*
* Flow functionality
*/
--
2.45.0