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authorTing Xu <ting.xu@intel.com>2022-12-15 02:10:59 +0000
committerDave Wallace <dwallacelf@gmail.com>2023-08-17 01:37:44 +0000
commit737edea328d701e33cde6ad9601e546ded6dd08f (patch)
tree5764c71d4209b90654c9e4395eedb1fb23cc3fa5 /src/plugins/idpf/idpf_api.c
parentcc22d38100ee7d2c03289457095baa85583c762a (diff)
idpf: add native idpf driver plugin
Add a new native idpf driver. This patch enables the device initialization. Add some necessary functions and definations for input and output. A new version of virtchnl is introduced. Type: feature Signed-off-by: Ting Xu <ting.xu@intel.com> Change-Id: Ibbd9cd645e64469f1c4c8b33346c1301be3f6927
Diffstat (limited to 'src/plugins/idpf/idpf_api.c')
-rw-r--r--src/plugins/idpf/idpf_api.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/src/plugins/idpf/idpf_api.c b/src/plugins/idpf/idpf_api.c
new file mode 100644
index 00000000000..8ca78e62dc0
--- /dev/null
+++ b/src/plugins/idpf/idpf_api.c
@@ -0,0 +1,111 @@
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2023 Intel and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+
+#include <vlib/vlib.h>
+#include <vlib/unix/unix.h>
+#include <vlib/pci/pci.h>
+#include <vnet/ethernet/ethernet.h>
+
+#include <idpf/idpf.h>
+
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+
+/* define message IDs */
+#include <idpf/idpf.api_enum.h>
+#include <idpf/idpf.api_types.h>
+
+#define REPLY_MSG_ID_BASE (im->msg_id_base)
+#include <vlibapi/api_helper_macros.h>
+
+static void
+vl_api_idpf_create_t_handler (vl_api_idpf_create_t *mp)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ idpf_main_t *im = &idpf_main;
+ vl_api_idpf_create_reply_t *rmp;
+ idpf_create_if_args_t args;
+ int rv;
+
+ clib_memset (&args, 0, sizeof (idpf_create_if_args_t));
+
+ args.addr.as_u32 = ntohl (mp->pci_addr);
+ args.rxq_single = ntohs (mp->rxq_single);
+ args.txq_single = ntohs (mp->txq_single);
+ args.rxq_num = ntohs (mp->rxq_num);
+ args.txq_num = ntohs (mp->txq_num);
+ args.rxq_size = ntohs (mp->rxq_size);
+ args.txq_size = ntohs (mp->txq_size);
+ args.req_vport_nb = ntohs (mp->req_vport_nb);
+
+ idpf_create_if (vm, &args);
+ rv = args.rv;
+
+ REPLY_MACRO2 (VL_API_IDPF_CREATE_REPLY,
+ ({ rmp->sw_if_index = ntohl (args.sw_if_index); }));
+}
+
+static void
+vl_api_idpf_delete_t_handler (vl_api_idpf_delete_t *mp)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ vnet_main_t *vnm = vnet_get_main ();
+ idpf_main_t *im = &idpf_main;
+ vl_api_idpf_delete_reply_t *rmp;
+ vnet_hw_interface_t *hw;
+ int rv = 0;
+
+ hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm,
+ htonl (mp->sw_if_index));
+ if (hw == NULL || idpf_device_class.index != hw->dev_class_index)
+ {
+ rv = VNET_API_ERROR_INVALID_INTERFACE;
+ goto reply;
+ }
+
+ vlib_process_signal_event (vm, idpf_process_node.index,
+ IDPF_PROCESS_EVENT_DELETE_IF, hw->dev_instance);
+
+reply:
+ REPLY_MACRO (VL_API_IDPF_DELETE_REPLY);
+}
+
+/* set tup the API message handling tables */
+#include <idpf/idpf.api.c>
+static clib_error_t *
+idpf_plugin_api_hookup (vlib_main_t *vm)
+{
+ idpf_main_t *ivm = &idpf_main;
+ api_main_t *am = vlibapi_get_main ();
+
+ /* ask for a correctly-sized block of API message decode slots */
+ ivm->msg_id_base = setup_message_id_table ();
+
+ vl_api_set_msg_thread_safe (am, ivm->msg_id_base + VL_API_IDPF_DELETE, 1);
+
+ return 0;
+}
+
+VLIB_API_INIT_FUNCTION (idpf_plugin_api_hookup);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */