rdma: add support for RSS configuration

Type: feature

Change-Id: I911ee94b624ef5edf46b34666597eff93df1d1ed
Signed-off-by: Benoît Ganne <bganne@cisco.com>

1 files changed, 91 insertions, 1 deletions

diff --git a/src/plugins/rdma/test_api.c b/src/plugins/rdma/test_api.c
index ff5dec1ad95..e9d5fcaad98 100644
--- a/src/plugins/rdma/test_api.c
+++ b/src/plugins/rdma/test_api.c
@@ -58,6 +58,40 @@ api_rdma_mode (rdma_mode_t mode)
   return ~0;
 }
 
+static vl_api_rdma_rss4_t
+api_rdma_rss4 (rdma_rss4_t rss4)
+{
+  switch (rss4)
+    {
+    case RDMA_RSS4_AUTO:
+      return RDMA_API_RSS4_AUTO;
+    case RDMA_RSS4_IP:
+      return RDMA_API_RSS4_IP;
+    case RDMA_RSS4_IP_UDP:
+      return RDMA_API_RSS4_IP_UDP;
+    case RDMA_RSS4_IP_TCP:
+      return RDMA_API_RSS4_IP_TCP;
+    }
+  return ~0;
+}
+
+static vl_api_rdma_rss6_t
+api_rdma_rss6 (rdma_rss6_t rss6)
+{
+  switch (rss6)
+    {
+    case RDMA_RSS6_AUTO:
+      return RDMA_API_RSS6_AUTO;
+    case RDMA_RSS6_IP:
+      return RDMA_API_RSS6_IP;
+    case RDMA_RSS6_IP_UDP:
+      return RDMA_API_RSS6_IP_UDP;
+    case RDMA_RSS6_IP_TCP:
+      return RDMA_API_RSS6_IP_TCP;
+    }
+  return ~0;
+}
+
 /* rdma create API */
 static int
 api_rdma_create (vat_main_t * vam)
@@ -103,7 +137,10 @@ api_rdma_create_v2 (vat_main_t * vam)
   M (RDMA_CREATE_V2, mp);
 
   snprintf ((char *) mp->host_if, sizeof (mp->host_if), "%s", args.ifname);
-  snprintf ((char *) mp->name, sizeof (mp->name), "%s", args.name);
+  if (args.name)
+    snprintf ((char *) mp->name, sizeof (mp->name), "%s", args.name);
+  else
+    mp->name[0] = 0;
   mp->rxq_num = clib_host_to_net_u16 (args.rxq_num);
   mp->rxq_size = clib_host_to_net_u16 (args.rxq_size);
   mp->txq_size = clib_host_to_net_u16 (args.txq_size);
@@ -117,6 +154,41 @@ api_rdma_create_v2 (vat_main_t * vam)
   return ret;
 }
 
+static int
+api_rdma_create_v3 (vat_main_t *vam)
+{
+  vl_api_rdma_create_v3_t *mp;
+  rdma_create_if_args_t args;
+  int ret;
+
+  if (!unformat_user (vam->input, unformat_rdma_create_if_args, &args))
+    {
+      clib_warning ("unknown input `%U'", format_unformat_error, vam->input);
+      return -99;
+    }
+
+  M (RDMA_CREATE_V3, mp);
+
+  snprintf ((char *) mp->host_if, sizeof (mp->host_if), "%s", args.ifname);
+  if (args.name)
+    snprintf ((char *) mp->name, sizeof (mp->name), "%s", args.name);
+  else
+    mp->name[0] = 0;
+  mp->rxq_num = clib_host_to_net_u16 (args.rxq_num);
+  mp->rxq_size = clib_host_to_net_u16 (args.rxq_size);
+  mp->txq_size = clib_host_to_net_u16 (args.txq_size);
+  mp->mode = api_rdma_mode (args.mode);
+  mp->no_multi_seg = args.no_multi_seg;
+  mp->max_pktlen = clib_host_to_net_u16 (args.max_pktlen);
+  mp->rss4 = api_rdma_rss4 (args.rss4);
+  mp->rss6 = api_rdma_rss6 (args.rss6);
+
+  S (mp);
+  W (ret);
+
+  return ret;
+}
+
 /* rdma-create reply handler */
 static void
 vl_api_rdma_create_reply_t_handler (vl_api_rdma_create_reply_t * mp)
@@ -153,6 +225,24 @@ vl_api_rdma_create_v2_reply_t_handler (vl_api_rdma_create_v2_reply_t * mp)
   vam->regenerate_interface_table = 1;
 }
 
+/* rdma-create reply handler v3 */
+static void
+vl_api_rdma_create_v3_reply_t_handler (vl_api_rdma_create_v3_reply_t *mp)
+{
+  vat_main_t *vam = rdma_test_main.vat_main;
+  i32 retval = ntohl (mp->retval);
+
+  if (retval == 0)
+    {
+      fformat (vam->ofp, "created rdma with sw_if_index %d\n",
+	       ntohl (mp->sw_if_index));
+    }
+
+  vam->retval = retval;
+  vam->result_ready = 1;
+  vam->regenerate_interface_table = 1;
+}
+
 /* rdma delete API */
 static int
 api_rdma_delete (vat_main_t * vam)