struct vnet_sw_interface_t;
struct ip46_address_t;
+typedef enum
+{
+ VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
+ VNET_HW_INTERFACE_RX_MODE_POLLING,
+ VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
+ VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
+ VNET_HW_INTERFACE_NUM_RX_MODES,
+} vnet_hw_interface_rx_mode;
+
/* Interface up/down callback. */
typedef clib_error_t *(vnet_interface_function_t)
(struct vnet_main_t * vnm, u32 if_index, u32 flags);
typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
(struct vnet_hw_interface_t * hi, char *address);
+/* Interface set rx mode callback. */
+typedef clib_error_t *(vnet_interface_set_rx_mode_function_t)
+ (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
+ vnet_hw_interface_rx_mode mode);
+
typedef enum vnet_interface_function_priority_t_
{
VNET_ITF_FUNC_PRIORITY_LOW,
/* Function to call when sub-interface is added/deleted */
vnet_subif_add_del_function_t *subif_add_del_function;
+ /* Function to call interface rx mode is changed */
+ vnet_interface_set_rx_mode_function_t *rx_mode_change_function;
+
/* Redistribute flag changes/existence of this interface class. */
u32 redistribute;
VNET_SW_INTERFACE_TYPE_SUB,
} vnet_sw_interface_type_t;
-typedef enum
-{
- VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
- VNET_HW_INTERFACE_RX_MODE_POLLING,
- VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
- VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
- VNET_HW_INTERFACE_NUM_RX_MODES,
-} vnet_hw_interface_rx_mode;
-
typedef struct
{
/*
};
/* *INDENT-ON* */
+static clib_error_t *
+set_hw_interface_rx_mode (vnet_main_t * vnm, u32 hw_if_index,
+ u32 queue_id, vnet_hw_interface_rx_mode mode)
+{
+ vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
+ vnet_device_class_t *dev_class =
+ vnet_get_device_class (vnm, hw->dev_class_index);
+ clib_error_t *error;
+ vnet_hw_interface_rx_mode old_mode;
+ int rv;
+
+ rv = vnet_hw_interface_get_rx_mode (vnm, hw_if_index, queue_id, &old_mode);
+ switch (rv)
+ {
+ case 0:
+ if (old_mode == mode)
+ return 0; /* same rx-mode, no change */
+ break;
+ case VNET_API_ERROR_INVALID_INTERFACE:
+ return clib_error_return (0, "invalid interface");
+ default:
+ return clib_error_return (0, "unknown error");
+ }
+
+ if (dev_class->rx_mode_change_function)
+ {
+ error = dev_class->rx_mode_change_function (vnm, hw_if_index, queue_id,
+ mode);
+ if (error)
+ return (error);
+ }
+
+ rv = vnet_hw_interface_set_rx_mode (vnm, hw_if_index, queue_id, mode);
+ switch (rv)
+ {
+ case 0:
+ break;
+ case VNET_API_ERROR_UNSUPPORTED:
+ return clib_error_return (0, "unsupported");
+ case VNET_API_ERROR_INVALID_INTERFACE:
+ return clib_error_return (0, "invalid interface");
+ default:
+ return clib_error_return (0, "unknown error");
+ }
+
+ return 0;
+}
+
static clib_error_t *
set_interface_rx_mode (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
u32 hw_if_index = (u32) ~ 0;
u32 queue_id = (u32) ~ 0;
vnet_hw_interface_rx_mode mode = VNET_HW_INTERFACE_RX_MODE_UNKNOWN;
- int i, rv = 0;
+ int i;
if (!unformat_user (input, unformat_line_input, line_input))
return 0;
if (queue_id == ~0)
for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
{
- rv = vnet_hw_interface_set_rx_mode (vnm, hw_if_index, i, mode);
- if (rv)
- goto error;
+ error = set_hw_interface_rx_mode (vnm, hw_if_index, i, mode);
+ if (error)
+ break;
}
else
- rv = vnet_hw_interface_set_rx_mode (vnm, hw_if_index, queue_id, mode);
-
- if (rv)
- goto error;
-
- return 0;
-
-error:
- if (rv == VNET_API_ERROR_UNSUPPORTED)
- return clib_error_return (0, "unsupported");
-
- if (rv == VNET_API_ERROR_INVALID_INTERFACE)
- return clib_error_return (0, "invalid interfaace");
+ error = set_hw_interface_rx_mode (vnm, hw_if_index, queue_id, mode);
- return clib_error_return (0, "unknown error");
+ return (error);
}
/*?