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-rw-r--r--src/vnet/devices/devices.c3
-rw-r--r--src/vnet/interface.c1
-rw-r--r--src/vnet/interface.h2
-rw-r--r--src/vnet/interface_cli.c18
4 files changed, 18 insertions, 6 deletions
diff --git a/src/vnet/devices/devices.c b/src/vnet/devices/devices.c
index e3311c43632..f64c6e0dea5 100644
--- a/src/vnet/devices/devices.c
+++ b/src/vnet/devices/devices.c
@@ -245,6 +245,9 @@ vnet_hw_interface_set_rx_mode (vnet_main_t * vnm, u32 hw_if_index,
vnet_device_input_runtime_t *rt;
int is_polling = 0;
+ if (mode == VNET_HW_INTERFACE_RX_MODE_DEFAULT)
+ mode = hw->default_rx_mode;
+
if (hw->input_node_thread_index_by_queue == 0 || hw->rx_mode_by_queue == 0)
return VNET_API_ERROR_INVALID_INTERFACE;
diff --git a/src/vnet/interface.c b/src/vnet/interface.c
index e9042ae8580..1370d048b0b 100644
--- a/src/vnet/interface.c
+++ b/src/vnet/interface.c
@@ -706,6 +706,7 @@ vnet_register_interface (vnet_main_t * vnm,
hw_index = hw - im->hw_interfaces;
hw->hw_if_index = hw_index;
+ hw->default_rx_mode = VNET_HW_INTERFACE_RX_MODE_POLLING;
if (dev_class->format_device_name)
hw->name = format (0, "%U", dev_class->format_device_name, dev_instance);
diff --git a/src/vnet/interface.h b/src/vnet/interface.h
index 095fe9617e2..d684e356ca4 100644
--- a/src/vnet/interface.h
+++ b/src/vnet/interface.h
@@ -54,6 +54,7 @@ typedef enum
VNET_HW_INTERFACE_RX_MODE_POLLING,
VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
+ VNET_HW_INTERFACE_RX_MODE_DEFAULT,
VNET_HW_INTERFACE_NUM_RX_MODES,
} vnet_hw_interface_rx_mode;
@@ -492,6 +493,7 @@ typedef struct vnet_hw_interface_t
/* vnet_hw_interface_rx_mode by queue */
u8 *rx_mode_by_queue;
+ vnet_hw_interface_rx_mode default_rx_mode;
/* device input device_and_queue runtime index */
uword *dq_runtime_index_by_queue;
diff --git a/src/vnet/interface_cli.c b/src/vnet/interface_cli.c
index d37c78942c9..bf2873acbe9 100644
--- a/src/vnet/interface_cli.c
+++ b/src/vnet/interface_cli.c
@@ -1186,6 +1186,9 @@ set_hw_interface_rx_mode (vnet_main_t * vnm, u32 hw_if_index,
vnet_hw_interface_rx_mode old_mode;
int rv;
+ if (mode == VNET_HW_INTERFACE_RX_MODE_DEFAULT)
+ mode = hw->default_rx_mode;
+
rv = vnet_hw_interface_get_rx_mode (vnm, hw_if_index, queue_id, &old_mode);
switch (rv)
{
@@ -1272,12 +1275,15 @@ set_interface_rx_mode (vlib_main_t * vm, unformat_input_t * input,
hw = vnet_get_hw_interface (vnm, hw_if_index);
if (queue_id == ~0)
- for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
- {
- error = set_hw_interface_rx_mode (vnm, hw_if_index, i, mode);
- if (error)
- break;
- }
+ {
+ for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
+ {
+ error = set_hw_interface_rx_mode (vnm, hw_if_index, i, mode);
+ if (error)
+ break;
+ }
+ hw->default_rx_mode = mode;
+ }
else
error = set_hw_interface_rx_mode (vnm, hw_if_index, queue_id, mode);