From 773291163a4f72f131afc6a84b065bcfed13aeb7 Mon Sep 17 00:00:00 2001
From: Steven Luong <sluong@cisco.com>
Date: Tue, 29 Jan 2019 15:13:31 -0800
Subject: vmxnet3: multiple TX queues support

Add num-tx-queues to the vmxnet3 create CLI/API. Default is 1. Max is
min (8, the number of cores assigned to VPP).

Change-Id: I7e0a659a82d01c719665c228dd8a71e3288a2895
Signed-off-by: Steven Luong <sluong@cisco.com>
---
 src/plugins/vmxnet3/vmxnet3_test.c | 42 +++++++++++++++++++++++---------------
 1 file changed, 25 insertions(+), 17 deletions(-)

(limited to 'src/plugins/vmxnet3/vmxnet3_test.c')

diff --git a/src/plugins/vmxnet3/vmxnet3_test.c b/src/plugins/vmxnet3/vmxnet3_test.c
index 53097f02d63..848b1698797 100644
--- a/src/plugins/vmxnet3/vmxnet3_test.c
+++ b/src/plugins/vmxnet3/vmxnet3_test.c
@@ -121,6 +121,8 @@ api_vmxnet3_create (vat_main_t * vam)
 	;
       else if (unformat (i, "tx-queue-size %u", &args.txq_size))
 	;
+      else if (unformat (i, "num-tx-queues %u", &args.txq_num))
+	;
       else
 	{
 	  clib_warning ("unknown input '%U'", format_unformat_error, i);
@@ -134,6 +136,7 @@ api_vmxnet3_create (vat_main_t * vam)
   mp->enable_elog = clib_host_to_net_u16 (args.enable_elog);
   mp->rxq_size = clib_host_to_net_u16 (args.rxq_size);
   mp->txq_size = clib_host_to_net_u16 (args.txq_size);
+  mp->txq_num = clib_host_to_net_u16 (args.txq_num);
 
   S (mp);
   W (ret);
@@ -240,33 +243,38 @@ vl_api_vmxnet3_details_t_handler (vl_api_vmxnet3_details_t * mp)
 {
   vat_main_t *vam = vmxnet3_test_main.vat_main;
   u32 pci_addr = ntohl (mp->pci_addr);
+  u16 qid;
 
   fformat (vam->ofp, "%s: sw_if_index %u mac %U\n"
 	   "   version: %u\n"
 	   "   PCI Address: %U\n"
-	   "   RX completion next index %u"
-	   "   RX Queue %u\n"
-	   "    ring 0 size %u fill %u consume %u produce %u\n"
-	   "    ring 1 size %u fill %u consume %u produce %u\n"
-	   "   TX completion next index %u"
-	   "   TX Queue %u\n"
-	   "    size %u consume %u produce %u\n"
-	   "   state %s\n",
+	   "   state %s\n"
+	   "   RX Queue 0\n"
+	   "     RX completion next index %u\n"
+	   "     ring 0 size %u fill %u consume %u produce %u\n"
+	   "     ring 1 size %u fill %u consume %u produce %u\n",
 	   mp->if_name, ntohl (mp->sw_if_index), format_ethernet_address,
 	   mp->hw_addr, mp->version,
 	   format_pci_addr, &pci_addr,
+	   mp->admin_up_down ? "up" : "down",
 	   ntohs (mp->rx_next),
-	   ntohs (mp->rx_qid),
 	   ntohs (mp->rx_qsize), ntohs (mp->rx_fill[0]),
 	   ntohs (mp->rx_consume[0]),
 	   ntohs (mp->rx_produce[0]),
 	   ntohs (mp->rx_qsize), ntohs (mp->rx_fill[1]),
-	   ntohs (mp->rx_consume[1]),
-	   ntohs (mp->rx_produce[1]),
-	   ntohs (mp->tx_next),
-	   ntohs (mp->tx_qid),
-	   ntohs (mp->tx_qsize), ntohs (mp->tx_consume),
-	   ntohs (mp->tx_produce), mp->admin_up_down ? "up" : "down");
+	   ntohs (mp->rx_consume[1]), ntohs (mp->rx_produce[1]));
+  for (qid = 0; qid < mp->tx_count; qid++)
+    {
+      vl_api_vmxnet3_tx_list_t *tx_list = &mp->tx_list[qid];
+      fformat (vam->ofp,
+	       "   TX Queue %u\n"
+	       "     TX completion next index %u\n"
+	       "     size %u consume %u produce %u\n",
+	       qid,
+	       ntohs (tx_list->tx_next),
+	       ntohs (tx_list->tx_qsize), ntohs (tx_list->tx_consume),
+	       ntohs (tx_list->tx_produce));
+    }
 }
 
 /*
@@ -275,8 +283,8 @@ vl_api_vmxnet3_details_t_handler (vl_api_vmxnet3_details_t * mp)
  */
 #define foreach_vpe_api_msg					\
 _(vmxnet3_create, "<pci-address> [rx-queue-size <size>] "	\
-              "[tx-queue-size <size>]")				\
-_(vmxnet3_delete, "<sw_if_index>")                              \
+              "[tx-queue-size <size>] [num-tx-queues <num>]")	\
+_(vmxnet3_delete, "sw_if_index <sw_if_index>")                  \
 _(vmxnet3_dump, "")
 
 static void
-- 
cgit 1.2.3-korg