From: Kiran Kumar K <kirankum...@marvell.com>
Adding support to check TX and RX descriptor status.
Signed-off-by: Kiran Kumar K <kirankum...@marvell.com>
---
V2 Changes:
* Merged rx and tx command line tags
* added desc tag for descriptor id
* Added help string
app/test-pmd/cmdline.c | 100 ++++++++++++++++++++
doc/guides/testpmd_app_ug/testpmd_funcs.rst | 8 ++
2 files changed, 108 insertions(+)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 447806991..c82a1a79c 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -240,6 +240,9 @@ static void cmd_help_long_parsed(void *parsed_result,
"show device info (<identifier>|all)"
" Show general information about devices
probed.\n\n"
+
+ "show port (port_id) rxq|txq (queue_id) desc (desc_id)
status"
+ " Show status of rx|tx descriptor.\n\n"
);
}
@@ -18915,6 +18918,102 @@ cmdline_parse_inst_t cmd_show_port_supported_ptypes =
{
},
};
+/* *** display rx/tx descriptor status *** */
+struct cmd_show_rx_tx_desc_status_result {
+ cmdline_fixed_string_t cmd_show;
+ cmdline_fixed_string_t cmd_port;
+ cmdline_fixed_string_t cmd_keyword;
+ cmdline_fixed_string_t cmd_desc;
+ cmdline_fixed_string_t cmd_status;
+ portid_t cmd_pid;
+ portid_t cmd_qid;
+ portid_t cmd_did;
+};
+
+static void
+cmd_show_rx_tx_desc_status_parsed(void *parsed_result,
+ __attribute__((unused)) struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ struct cmd_show_rx_tx_desc_status_result *res = parsed_result;
+ int rc;
+
+ if (!rte_eth_dev_is_valid_port(res->cmd_pid)) {
+ printf("invalid port id %u\n", res->cmd_pid);
+ return;
+ }
+
+ if (!strcmp(res->cmd_keyword, "rxq")) {
+ rc = rte_eth_rx_descriptor_status(res->cmd_pid, res->cmd_qid,
+ res->cmd_did);
+ if (rc < 0) {
+ printf("Invalid queueid = %d\n", res->cmd_qid);
+ return;
+ }
+ if (rc == RTE_ETH_RX_DESC_AVAIL)
+ printf("Desc status = AVAILABLE\n");
+ else if (rc == RTE_ETH_RX_DESC_DONE)
+ printf("Desc status = DONE\n");
+ else
+ printf("Desc status = UNAVAILABLE\n");
+ } else if (!strcmp(res->cmd_keyword, "txq")) {
+ rc = rte_eth_tx_descriptor_status(res->cmd_pid, res->cmd_qid,
+ res->cmd_did);
+ if (rc < 0) {
+ printf("Invalid queueid = %d\n", res->cmd_qid);
+ return;
+ }
+ if (rc == RTE_ETH_TX_DESC_FULL)
+ printf("Desc status = FULL\n");
+ else if (rc == RTE_ETH_TX_DESC_DONE)
+ printf("Desc status = DONE\n");
+ else
+ printf("Desc status = UNAVAILABLE\n");
+ }
+}
+
+cmdline_parse_token_string_t cmd_show_rx_tx_desc_status_show =
+ TOKEN_STRING_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_show, "show");
+cmdline_parse_token_string_t cmd_show_rx_tx_desc_status_port =
+ TOKEN_STRING_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_port, "port");
+cmdline_parse_token_num_t cmd_show_rx_tx_desc_status_pid =
+ TOKEN_NUM_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_pid, UINT16);
+cmdline_parse_token_string_t cmd_show_rx_tx_desc_status_keyword =
+ TOKEN_STRING_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_keyword, "rxq#txq");
+cmdline_parse_token_num_t cmd_show_rx_tx_desc_status_qid =
+ TOKEN_NUM_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_qid, UINT16);
+cmdline_parse_token_string_t cmd_show_rx_tx_desc_status_desc =
+ TOKEN_STRING_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_desc, "desc");
+cmdline_parse_token_num_t cmd_show_rx_tx_desc_status_did =
+ TOKEN_NUM_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_did, UINT16);
+cmdline_parse_token_string_t cmd_show_rx_tx_desc_status_status =
+ TOKEN_STRING_INITIALIZER(struct cmd_show_rx_tx_desc_status_result,
+ cmd_status, "status");
+cmdline_parse_inst_t cmd_show_rx_tx_desc_status = {
+ .f = cmd_show_rx_tx_desc_status_parsed,
+ .data = NULL,
+ .help_str = "show port <port_id> rxq|txq <queue_id> desc <desc_id> "
+ "status",
+ .tokens = {
+ (void *)&cmd_show_rx_tx_desc_status_show,
+ (void *)&cmd_show_rx_tx_desc_status_port,
+ (void *)&cmd_show_rx_tx_desc_status_pid,
+ (void *)&cmd_show_rx_tx_desc_status_keyword,
+ (void *)&cmd_show_rx_tx_desc_status_qid,
+ (void *)&cmd_show_rx_tx_desc_status_desc,
+ (void *)&cmd_show_rx_tx_desc_status_did,
+ (void *)&cmd_show_rx_tx_desc_status_status,
+ NULL,
+ },
+};
+
/*
********************************************************************************
*/
/* list of instructions */
@@ -19204,6 +19303,7 @@ cmdline_parse_ctx_t main_ctx[] = {
#endif
(cmdline_parse_inst_t *)&cmd_config_tx_metadata_specific,
(cmdline_parse_inst_t *)&cmd_show_tx_metadata,
+ (cmdline_parse_inst_t *)&cmd_show_rx_tx_desc_status,
(cmdline_parse_inst_t *)&cmd_set_raw,
(cmdline_parse_inst_t *)&cmd_show_set_raw,
(cmdline_parse_inst_t *)&cmd_show_set_raw_all,
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
index c68a742eb..9a5e5cb05 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -252,6 +252,14 @@ Display information for a given port's RX/TX queue::
testpmd> show (rxq|txq) info (port_id) (queue_id)
+show desc status(rxq|txq)
+~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Display information for a given port's RX/TX descriptor status::
+
+ testpmd> show port (port_id) (rxq|txq) (queue_id) desc (desc_id) status
+
+
show config
~~~~~~~~~~~
--
2.17.1
