Rework the link CLI command for better alignment with the naming
conventions used in the pipeline I/O specification file. Use the
library linked list of devices and remove the application list.

Signed-off-by: Cristian Dumitrescu <cristian.dumitre...@intel.com>
Signed-off-by: Kamalakannan R. <kamalakanna...@intel.com>
---
 examples/pipeline/cli.c | 81 +++++++++++++----------------------------
 examples/pipeline/obj.c | 16 ++------
 examples/pipeline/obj.h |  4 --
 3 files changed, 29 insertions(+), 72 deletions(-)

diff --git a/examples/pipeline/cli.c b/examples/pipeline/cli.c
index f48ff326be..d56a830fb7 100644
--- a/examples/pipeline/cli.c
+++ b/examples/pipeline/cli.c
@@ -106,22 +106,6 @@ parser_read_uint32(uint32_t *value, const char *p)
        return 0;
 }
 
-static int
-parser_read_uint16(uint16_t *value, const char *p)
-{
-       uint64_t val = 0;
-       int ret = parser_read_uint64(&val, p);
-
-       if (ret < 0)
-               return ret;
-
-       if (val > UINT16_MAX)
-               return -ERANGE;
-
-       *value = val;
-       return 0;
-}
-
 #define PARSE_DELIMITER " \f\n\r\t\v"
 
 static int
@@ -230,16 +214,15 @@ cmd_mempool(char **tokens,
        }
 }
 
-static const char cmd_link_help[] =
-"link <link_name>\n"
-"   dev <device_name> | port <port_id>\n"
+static const char cmd_ethdev_help[] =
+"ethdev <ethdev_name>\n"
 "   rxq <n_queues> <queue_size> <mempool_name>\n"
 "   txq <n_queues> <queue_size>\n"
 "   promiscuous on | off\n"
 "   [rss <qid_0> ... <qid_n>]\n";
 
 static void
-cmd_link(char **tokens,
+cmd_ethdev(char **tokens,
        uint32_t n_tokens,
        char *out,
        size_t out_size,
@@ -252,65 +235,51 @@ cmd_link(char **tokens,
 
        memset(&p, 0, sizeof(p));
 
-       if ((n_tokens < 13) || (n_tokens > 14 + LINK_RXQ_RSS_MAX)) {
+       if ((n_tokens < 11) || (n_tokens > 12 + LINK_RXQ_RSS_MAX)) {
                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 (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;
-       }
-
-       if (strcmp(tokens[4], "rxq") != 0) {
+       if (strcmp(tokens[2], "rxq") != 0) {
                snprintf(out, out_size, MSG_ARG_NOT_FOUND, "rxq");
                return;
        }
 
-       if (parser_read_uint32(&p.rx.n_queues, tokens[5]) != 0) {
+       if (parser_read_uint32(&p.rx.n_queues, tokens[3]) != 0) {
                snprintf(out, out_size, MSG_ARG_INVALID, "n_queues");
                return;
        }
-       if (parser_read_uint32(&p.rx.queue_size, tokens[6]) != 0) {
+       if (parser_read_uint32(&p.rx.queue_size, tokens[4]) != 0) {
                snprintf(out, out_size, MSG_ARG_INVALID, "queue_size");
                return;
        }
 
-       p.rx.mempool_name = tokens[7];
+       p.rx.mempool_name = tokens[5];
 
-       if (strcmp(tokens[8], "txq") != 0) {
+       if (strcmp(tokens[6], "txq") != 0) {
                snprintf(out, out_size, MSG_ARG_NOT_FOUND, "txq");
                return;
        }
 
-       if (parser_read_uint32(&p.tx.n_queues, tokens[9]) != 0) {
+       if (parser_read_uint32(&p.tx.n_queues, tokens[7]) != 0) {
                snprintf(out, out_size, MSG_ARG_INVALID, "n_queues");
                return;
        }
 
-       if (parser_read_uint32(&p.tx.queue_size, tokens[10]) != 0) {
+       if (parser_read_uint32(&p.tx.queue_size, tokens[8]) != 0) {
                snprintf(out, out_size, MSG_ARG_INVALID, "queue_size");
                return;
        }
 
-       if (strcmp(tokens[11], "promiscuous") != 0) {
+       if (strcmp(tokens[9], "promiscuous") != 0) {
                snprintf(out, out_size, MSG_ARG_NOT_FOUND, "promiscuous");
                return;
        }
 
-       if (strcmp(tokens[12], "on") == 0)
+       if (strcmp(tokens[10], "on") == 0)
                p.promiscuous = 1;
-       else if (strcmp(tokens[12], "off") == 0)
+       else if (strcmp(tokens[10], "off") == 0)
                p.promiscuous = 0;
        else {
                snprintf(out, out_size, MSG_ARG_NOT_FOUND, "on or off");
@@ -319,10 +288,10 @@ cmd_link(char **tokens,
 
        /* RSS */
        p.rx.rss = NULL;
-       if (n_tokens > 13) {
+       if (n_tokens > 11) {
                uint32_t queue_id, i;
 
-               if (strcmp(tokens[13], "rss") != 0) {
+               if (strcmp(tokens[11], "rss") != 0) {
                        snprintf(out, out_size, MSG_ARG_NOT_FOUND, "rss");
                        return;
                }
@@ -330,7 +299,7 @@ cmd_link(char **tokens,
                p.rx.rss = &rss;
 
                rss.n_queues = 0;
-               for (i = 14; i < n_tokens; i++) {
+               for (i = 12; i < n_tokens; i++) {
                        if (parser_read_uint32(&queue_id, tokens[i]) != 0) {
                                snprintf(out, out_size, MSG_ARG_INVALID,
                                        "queue_id");
@@ -406,10 +375,10 @@ print_link_info(struct link *link, char *out, size_t 
out_size)
 }
 
 /*
- * link show [<link_name>]
+ * ethdev show [<ethdev_name>]
  */
 static void
-cmd_link_show(char **tokens,
+cmd_ethdev_show(char **tokens,
              uint32_t n_tokens,
              char *out,
              size_t out_size,
@@ -2675,7 +2644,7 @@ cmd_help(char **tokens,
                        "Type 'help <command>' for command details.\n\n"
                        "List of commands:\n"
                        "\tmempool\n"
-                       "\tlink\n"
+                       "\tethdev\n"
                        "\ttap\n"
                        "\tpipeline codegen\n"
                        "\tpipeline libbuild\n"
@@ -2711,8 +2680,8 @@ cmd_help(char **tokens,
                return;
        }
 
-       if (strcmp(tokens[0], "link") == 0) {
-               snprintf(out, out_size, "\n%s\n", cmd_link_help);
+       if (strcmp(tokens[0], "ethdev") == 0) {
+               snprintf(out, out_size, "\n%s\n", cmd_ethdev_help);
                return;
        }
 
@@ -2966,13 +2935,13 @@ cli_process(char *in, char *out, size_t out_size, void 
*obj)
                return;
        }
 
-       if (strcmp(tokens[0], "link") == 0) {
+       if (strcmp(tokens[0], "ethdev") == 0) {
                if ((n_tokens >= 2) && (strcmp(tokens[1], "show") == 0)) {
-                       cmd_link_show(tokens, n_tokens, out, out_size, obj);
+                       cmd_ethdev_show(tokens, n_tokens, out, out_size, obj);
                        return;
                }
 
-               cmd_link(tokens, n_tokens, out, out_size, obj);
+               cmd_ethdev(tokens, n_tokens, out, out_size, obj);
                return;
        }
 
diff --git a/examples/pipeline/obj.c b/examples/pipeline/obj.c
index d1f519180e..950ab831fb 100644
--- a/examples/pipeline/obj.c
+++ b/examples/pipeline/obj.c
@@ -181,7 +181,7 @@ link_create(struct obj *obj, const char *name, struct 
link_params *params)
        struct mempool *mempool;
        uint32_t cpu_id, i;
        int status;
-       uint16_t port_id;
+       uint16_t port_id = 0;
 
        /* Check input params */
        if ((name == NULL) ||
@@ -193,16 +193,9 @@ link_create(struct obj *obj, const char *name, struct 
link_params *params)
                (params->tx.queue_size == 0))
                return NULL;
 
-       port_id = params->port_id;
-       if (params->dev_name) {
-               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;
+       status = rte_eth_dev_get_port_by_name(name, &port_id);
+       if (status)
+               return NULL;
 
        if (rte_eth_dev_info_get(port_id, &port_info) != 0)
                return NULL;
@@ -315,7 +308,6 @@ link_create(struct obj *obj, const char *name, struct 
link_params *params)
        /* Node fill in */
        strlcpy(link->name, name, sizeof(link->name));
        link->port_id = port_id;
-       rte_eth_dev_get_name_by_port(port_id, link->dev_name);
        link->n_rxq = params->rx.n_queues;
        link->n_txq = params->tx.n_queues;
 
diff --git a/examples/pipeline/obj.h b/examples/pipeline/obj.h
index e63a9c0e9a..af270a8e57 100644
--- a/examples/pipeline/obj.h
+++ b/examples/pipeline/obj.h
@@ -63,9 +63,6 @@ struct link_params_rss {
 };
 
 struct link_params {
-       const char *dev_name;
-       uint16_t port_id; /**< Valid only when *dev_name* is NULL. */
-
        struct {
                uint32_t n_queues;
                uint32_t queue_size;
@@ -84,7 +81,6 @@ struct link_params {
 struct link {
        TAILQ_ENTRY(link) node;
        char name[NAME_SIZE];
-       char dev_name[NAME_SIZE];
        uint16_t port_id;
        uint32_t n_rxq;
        uint32_t n_txq;
-- 
2.34.1

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