dev: add port and queue counter clear operation

Type: feature

Change-Id: Ibd876c5251fc2f9d87816d235fff2de22be4b21c
Signed-off-by: Monendra Singh Kushwaha <kmonendra@marvell.com>
(cherry picked from commit 2ea1e2c36124be4120e36a3385f5e27c7606597d)

2 files changed, 18 insertions, 5 deletions

diff --git a/src/vnet/dev/dev.h b/src/vnet/dev/dev.h
index bbf2f9dff21..eb06eeba34e 100644
--- a/src/vnet/dev/dev.h
+++ b/src/vnet/dev/dev.h
@@ -115,6 +115,7 @@ typedef struct
   vnet_dev_rx_queue_op_t *start;
   vnet_dev_rx_queue_op_no_rv_t *stop;
   vnet_dev_rx_queue_op_no_rv_t *free;
+  vnet_dev_rx_queue_op_no_rv_t *clear_counters;
   format_function_t *format_info;
 } vnet_dev_rx_queue_ops_t;
 
@@ -124,6 +125,7 @@ typedef struct
   vnet_dev_tx_queue_op_t *start;
   vnet_dev_tx_queue_op_no_rv_t *stop;
   vnet_dev_tx_queue_op_no_rv_t *free;
+  vnet_dev_tx_queue_op_no_rv_t *clear_counters;
   format_function_t *format_info;
 } vnet_dev_tx_queue_ops_t;
 
@@ -245,6 +247,7 @@ typedef struct
   vnet_dev_port_op_no_rv_t *stop;
   vnet_dev_port_op_no_rv_t *deinit;
   vnet_dev_port_op_no_rv_t *free;
+  vnet_dev_port_op_no_rv_t *clear_counters;
   format_function_t *format_status;
   format_function_t *format_flow;
 } vnet_dev_port_ops_t;
diff --git a/src/vnet/dev/port.c b/src/vnet/dev/port.c
index 8a6df54cbc8..5b4b8cdc7b8 100644
--- a/src/vnet/dev/port.c
+++ b/src/vnet/dev/port.c
@@ -733,16 +733,26 @@ vnet_dev_port_if_remove (vlib_main_t *vm, vnet_dev_port_t *port)
 void
 vnet_dev_port_clear_counters (vlib_main_t *vm, vnet_dev_port_t *port)
 {
-  if (port->counter_main)
+  if (port->port_ops.clear_counters)
+    port->port_ops.clear_counters (vm, port);
+  else if (port->counter_main)
     vnet_dev_counters_clear (vm, port->counter_main);
 
   foreach_vnet_dev_port_rx_queue (q, port)
-    if (q->counter_main)
-      vnet_dev_counters_clear (vm, q->counter_main);
+    {
+      if (port->rx_queue_ops.clear_counters)
+	port->rx_queue_ops.clear_counters (vm, q);
+      else if (q->counter_main)
+	vnet_dev_counters_clear (vm, q->counter_main);
+    }
 
   foreach_vnet_dev_port_tx_queue (q, port)
-    if (q->counter_main)
-      vnet_dev_counters_clear (vm, q->counter_main);
+    {
+      if (port->tx_queue_ops.clear_counters)
+	port->tx_queue_ops.clear_counters (vm, q);
+      else if (q->counter_main)
+	vnet_dev_counters_clear (vm, q->counter_main);
+    }
 
   log_notice (port->dev, "counters cleared on port %u", port->port_id);
 }