[PATCH V3 08/21] net/softnic: remove the list of Ethernet devices

[Cristian Dumitrescu <cristian.dumitrescu@intel.com>]

The list of Ethernet devices within this driver is redundant, as the
DPDK global list of Ethernet devices can be used instead.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Yogesh Jangra <yogesh.jangra@intel.com>
---
 drivers/net/softnic/meson.build               |   1 -
 drivers/net/softnic/rte_eth_softnic.c         |   3 -
 drivers/net/softnic/rte_eth_softnic_cli.c     |  49 ---------
 .../net/softnic/rte_eth_softnic_internals.h   |  37 -------
 drivers/net/softnic/rte_eth_softnic_link.c    | 101 ------------------
 5 files changed, 191 deletions(-)
 delete mode 100644 drivers/net/softnic/rte_eth_softnic_link.c

diff --git a/drivers/net/softnic/meson.build b/drivers/net/softnic/meson.build
index f0cfc6dc17..0ffe26d671 100644
--- a/drivers/net/softnic/meson.build
+++ b/drivers/net/softnic/meson.build
@@ -11,7 +11,6 @@ sources = files(
         'parser.c',
         'rte_eth_softnic.c',
         'rte_eth_softnic_cli.c',
-        'rte_eth_softnic_link.c',
         'rte_eth_softnic_mempool.c',
         'rte_eth_softnic_pipeline.c',
         'rte_eth_softnic_swq.c',
diff --git a/drivers/net/softnic/rte_eth_softnic.c b/drivers/net/softnic/rte_eth_softnic.c
index a940952c7a..b1f4edd629 100644
--- a/drivers/net/softnic/rte_eth_softnic.c
+++ b/drivers/net/softnic/rte_eth_softnic.c
@@ -160,7 +160,6 @@ pmd_dev_stop(struct rte_eth_dev *dev)
 	/* Firmware */
 	softnic_pipeline_disable_all(p);
 	softnic_pipeline_free(p);
-	softnic_link_free(p);
 	softnic_softnic_swq_free_keep_rxq_txq(p);
 	softnic_mempool_free(p);
 
@@ -178,7 +177,6 @@ pmd_free(struct pmd_internals *p)
 
 	softnic_thread_free(p);
 	softnic_pipeline_free(p);
-	softnic_link_free(p);
 	softnic_swq_free(p);
 	softnic_mempool_free(p);
 
@@ -256,7 +254,6 @@ pmd_init(struct pmd_params *params)
 	/* Resources */
 	softnic_mempool_init(p);
 	softnic_swq_init(p);
-	softnic_link_init(p);
 	softnic_pipeline_init(p);
 
 	status = softnic_thread_init(p);
diff --git a/drivers/net/softnic/rte_eth_softnic_cli.c b/drivers/net/softnic/rte_eth_softnic_cli.c
index 2b00b65c6c..ec9ac133b9 100644
--- a/drivers/net/softnic/rte_eth_softnic_cli.c
+++ b/drivers/net/softnic/rte_eth_softnic_cli.c
@@ -102,50 +102,6 @@ cmd_mempool(struct pmd_internals *softnic,
 	}
 }
 
-/**
- * link <link_name>
- *    dev <device_name> | port <port_id>
- */
-static void
-cmd_link(struct pmd_internals *softnic,
-	char **tokens,
-	uint32_t n_tokens,
-	char *out,
-	size_t out_size)
-{
-	struct softnic_link_params p;
-	struct softnic_link *link;
-	char *name;
-
-	memset(&p, 0, sizeof(p));
-
-	if (n_tokens != 4) {
-		snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
-		return;
-	}
-	name = tokens[1];
-
-	if (strcmp(tokens[2], "dev") == 0) {
-		p.dev_name = tokens[3];
-	} else if (strcmp(tokens[2], "port") == 0) {
-		p.dev_name = NULL;
-
-		if (softnic_parser_read_uint16(&p.port_id, tokens[3]) != 0) {
-			snprintf(out, out_size, MSG_ARG_INVALID, "port_id");
-			return;
-		}
-	} else {
-		snprintf(out, out_size, MSG_ARG_NOT_FOUND, "dev or port");
-		return;
-	}
-
-	link = softnic_link_create(softnic, name, &p);
-	if (link == NULL) {
-		snprintf(out, out_size, MSG_CMD_FAIL, tokens[0]);
-		return;
-	}
-}
-
 /**
  * swq <swq_name>
  *  size <size>
@@ -309,11 +265,6 @@ softnic_cli_process(char *in, char *out, size_t out_size, void *arg)
 		return;
 	}
 
-	if (strcmp(tokens[0], "link") == 0) {
-		cmd_link(softnic, tokens, n_tokens, out, out_size);
-		return;
-	}
-
 	if (strcmp(tokens[0], "swq") == 0) {
 		cmd_swq(softnic, tokens, n_tokens, out, out_size);
 		return;
diff --git a/drivers/net/softnic/rte_eth_softnic_internals.h b/drivers/net/softnic/rte_eth_softnic_internals.h
index d817883a39..a1c2309589 100644
--- a/drivers/net/softnic/rte_eth_softnic_internals.h
+++ b/drivers/net/softnic/rte_eth_softnic_internals.h
@@ -70,24 +70,6 @@ struct softnic_swq {
 
 TAILQ_HEAD(softnic_swq_list, softnic_swq);
 
-/**
- * LINK
- */
-struct softnic_link_params {
-	const char *dev_name;
-	uint16_t port_id; /**< Valid only when *dev_name* is NULL. */
-};
-
-struct softnic_link {
-	TAILQ_ENTRY(softnic_link) node;
-	char name[NAME_SIZE];
-	uint16_t port_id;
-	uint32_t n_rxq;
-	uint32_t n_txq;
-};
-
-TAILQ_HEAD(softnic_link_list, softnic_link);
-
 /**
  * Pipeline
  */
@@ -162,7 +144,6 @@ struct pmd_internals {
 	struct softnic_conn *conn;
 	struct softnic_mempool_list mempool_list;
 	struct softnic_swq_list swq_list;
-	struct softnic_link_list link_list;
 	struct pipeline_list pipeline_list;
 	struct softnic_thread thread[RTE_MAX_LCORE];
 	struct softnic_thread_data thread_data[RTE_MAX_LCORE];
@@ -223,24 +204,6 @@ softnic_swq_create(struct pmd_internals *p,
 	const char *name,
 	struct softnic_swq_params *params);
 
-/**
- * LINK
- */
-int
-softnic_link_init(struct pmd_internals *p);
-
-void
-softnic_link_free(struct pmd_internals *p);
-
-struct softnic_link *
-softnic_link_find(struct pmd_internals *p,
-	const char *name);
-
-struct softnic_link *
-softnic_link_create(struct pmd_internals *p,
-	const char *name,
-	struct softnic_link_params *params);
-
 /**
  * Pipeline
  */
diff --git a/drivers/net/softnic/rte_eth_softnic_link.c b/drivers/net/softnic/rte_eth_softnic_link.c
deleted file mode 100644
index 21a64069f6..0000000000
--- a/drivers/net/softnic/rte_eth_softnic_link.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2010-2018 Intel Corporation
- */
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <rte_ethdev.h>
-#include <rte_string_fns.h>
-
-#include "rte_eth_softnic_internals.h"
-
-int
-softnic_link_init(struct pmd_internals *p)
-{
-	TAILQ_INIT(&p->link_list);
-
-	return 0;
-}
-
-void
-softnic_link_free(struct pmd_internals *p)
-{
-	for ( ; ; ) {
-		struct softnic_link *link;
-
-		link = TAILQ_FIRST(&p->link_list);
-		if (link == NULL)
-			break;
-
-		TAILQ_REMOVE(&p->link_list, link, node);
-		free(link);
-	}
-}
-
-struct softnic_link *
-softnic_link_find(struct pmd_internals *p,
-	const char *name)
-{
-	struct softnic_link *link;
-
-	if (name == NULL)
-		return NULL;
-
-	TAILQ_FOREACH(link, &p->link_list, node)
-		if (strcmp(link->name, name) == 0)
-			return link;
-
-	return NULL;
-}
-
-struct softnic_link *
-softnic_link_create(struct pmd_internals *p,
-	const char *name,
-	struct softnic_link_params *params)
-{
-	struct rte_eth_dev_info port_info;
-	struct softnic_link *link;
-	uint16_t port_id;
-	int ret;
-
-	/* Check input params */
-	if (name == NULL ||
-		softnic_link_find(p, name) ||
-		params == NULL)
-		return NULL;
-
-	port_id = params->port_id;
-	if (params->dev_name) {
-		int status;
-
-		status = rte_eth_dev_get_port_by_name(params->dev_name,
-			&port_id);
-
-		if (status)
-			return NULL;
-	} else {
-		if (!rte_eth_dev_is_valid_port(port_id))
-			return NULL;
-	}
-
-	ret = rte_eth_dev_info_get(port_id, &port_info);
-	if (ret != 0)
-		return NULL;
-
-	/* Node allocation */
-	link = calloc(1, sizeof(struct softnic_link));
-	if (link == NULL)
-		return NULL;
-
-	/* Node fill in */
-	strlcpy(link->name, name, sizeof(link->name));
-	link->port_id = port_id;
-	link->n_rxq = port_info.nb_rx_queues;
-	link->n_txq = port_info.nb_tx_queues;
-
-	/* Node add to list */
-	TAILQ_INSERT_TAIL(&p->link_list, link, node);
-
-	return link;
-}
-- 
2.34.1