summaryrefslogtreecommitdiffstats
path: root/src/plugins/dev_ena/port.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/plugins/dev_ena/port.c')
-rw-r--r--src/plugins/dev_ena/port.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/src/plugins/dev_ena/port.c b/src/plugins/dev_ena/port.c
new file mode 100644
index 00000000000..2b26fefc5e3
--- /dev/null
+++ b/src/plugins/dev_ena/port.c
@@ -0,0 +1,96 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2023 Cisco Systems, Inc.
+ */
+
+#include <vnet/vnet.h>
+#include <vnet/dev/dev.h>
+#include <vnet/dev/pci.h>
+#include <dev_ena/ena.h>
+#include <dev_ena/ena_inlines.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/plugin/plugin.h>
+#include <vpp/app/version.h>
+
+VLIB_REGISTER_LOG_CLASS (ena_log, static) = {
+ .class_name = "ena",
+ .subclass_name = "port",
+};
+
+vnet_dev_rv_t
+ena_port_init (vlib_main_t *vm, vnet_dev_port_t *port)
+{
+ vnet_dev_t *dev = port->dev;
+
+ log_debug (dev, "port %u", port->port_id);
+
+ return VNET_DEV_OK;
+}
+
+vnet_dev_rv_t
+ena_port_start (vlib_main_t *vm, vnet_dev_port_t *port)
+{
+ vnet_dev_t *dev = port->dev;
+ vnet_dev_rv_t rv;
+
+ log_debug (dev, "port start: port %u", port->port_id);
+
+ if (ena_aq_feature_is_supported (dev, ENA_ADMIN_FEAT_ID_MTU))
+ {
+ ena_aq_feat_mtu_t mtu = { .mtu = port->max_rx_frame_size };
+
+ if ((rv = ena_aq_set_feature (vm, dev, ENA_ADMIN_FEAT_ID_MTU, &mtu)))
+ return rv;
+ }
+
+ if ((rv = vnet_dev_port_start_all_rx_queues (vm, port)))
+ return rv;
+
+ if ((rv = vnet_dev_port_start_all_tx_queues (vm, port)))
+ return rv;
+
+ return VNET_DEV_OK;
+}
+
+void
+ena_port_stop (vlib_main_t *vm, vnet_dev_port_t *port)
+{
+ log_debug (port->dev, "port stop: port %u", port->port_id);
+}
+
+vnet_dev_rv_t
+ena_port_cfg_change_validate (vlib_main_t *vm, vnet_dev_port_t *port,
+ vnet_dev_port_cfg_change_req_t *req)
+{
+ vnet_dev_rv_t rv = VNET_DEV_OK;
+
+ switch (req->type)
+ {
+ case VNET_DEV_PORT_CFG_MAX_RX_FRAME_SIZE:
+ if (port->started)
+ rv = VNET_DEV_ERR_PORT_STARTED;
+ break;
+
+ default:
+ rv = VNET_DEV_ERR_NOT_SUPPORTED;
+ };
+
+ return rv;
+}
+
+vnet_dev_rv_t
+ena_port_cfg_change (vlib_main_t *vm, vnet_dev_port_t *port,
+ vnet_dev_port_cfg_change_req_t *req)
+{
+ vnet_dev_rv_t rv = VNET_DEV_OK;
+
+ switch (req->type)
+ {
+ case VNET_DEV_PORT_CFG_MAX_RX_FRAME_SIZE:
+ break;
+
+ default:
+ return VNET_DEV_ERR_NOT_SUPPORTED;
+ };
+
+ return rv;
+}