armada: introduce dev_armada plugin

Also retires old marvell plugin.

Change-Id: Icedec11f5661909058fdfe8d5fc455306adafacd
Type: feature
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/src/plugins/dev_armada/pp2/queue.c b/src/plugins/dev_armada/pp2/queue.c
new file mode 100644
index 00000000000..05015414816
--- /dev/null
+++ b/src/plugins/dev_armada/pp2/queue.c
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2023 Cisco Systems, Inc.
+ */
+
+#include <vnet/vnet.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/dev/dev.h>
+#include <vnet/dev/counters.h>
+#include <vnet/dev/bus/platform.h>
+#include <vppinfra/ring.h>
+#include <dev_armada/musdk.h>
+#include <dev_armada/pp2/pp2.h>
+
+VLIB_REGISTER_LOG_CLASS (mvpp2_log, static) = {
+  .class_name = "armada",
+  .subclass_name = "pp2-queue",
+};
+
+vnet_dev_rv_t
+mvpp2_txq_alloc (vlib_main_t *vm, vnet_dev_tx_queue_t *txq)
+{
+  vnet_dev_rv_t rv = VNET_DEV_OK;
+  mvpp2_txq_t *mtq = vnet_dev_get_tx_queue_data (txq);
+  log_debug (txq->port->dev, "");
+
+  ASSERT (mtq->buffers == 0);
+  if (mtq->buffers == 0)
+    {
+      u32 sz = sizeof (u32) * txq->size;
+      mtq->buffers = clib_mem_alloc_aligned (sz, CLIB_CACHE_LINE_BYTES);
+      clib_memset (mtq->buffers, 0, sz);
+    }
+
+  return rv;
+}
+
+void
+mvpp2_txq_free (vlib_main_t *vm, vnet_dev_tx_queue_t *txq)
+{
+  mvpp2_txq_t *mtq = vnet_dev_get_tx_queue_data (txq);
+
+  log_debug (txq->port->dev, "");
+  if (mtq->buffers)
+    {
+      clib_mem_free (mtq->buffers);
+      mtq->buffers = 0;
+    }
+}