tap gso: experimental support

[vpp.git] / src / vnet / interface.h

diff --git a/src/vnet/interface.h b/src/vnet/interface.h
index 01d61af..5c41859 100644 (file)
--- a/src/vnet/interface.h
+++ b/src/vnet/interface.h
@@ -40,7 +40,8 @@
 #ifndef included_vnet_interface_h
 #define included_vnet_interface_h
 
-#include <vnet/unix/pcap.h>
+#include <vlib/vlib.h>
+#include <vppinfra/pcap.h>
 #include <vnet/l3_types.h>
 
 struct vnet_main_t;
@@ -301,30 +302,8 @@ CLIB_MARCH_SFX (devclass##_tx_fn_multiarch_register) (void)                \
 }                                                                      \
 uword CLIB_CPU_OPTIMIZED CLIB_MARCH_SFX (devclass##_tx_fn)
 
-#define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt)          \
-  uword                                                                        \
-  __attribute__ ((flatten))                                            \
-  __attribute__ ((target (tgt)))                                       \
-  CLIB_CPU_OPTIMIZED                                                   \
-  fn ## _ ## arch ( vlib_main_t * vm,                                  \
-                   vlib_node_runtime_t * node,                         \
-                   vlib_frame_t * frame)                               \
-  { return fn (vm, node, frame); }
-
-#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)                    \
-  foreach_march_variant(VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE, fn)
-
-#if CLIB_DEBUG > 0
-#define VLIB_MULTIARCH_CLONE_AND_SELECT_FN(fn,...)
+/* FIXME to be removed */
 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)
-#else
-#define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)                     \
-  VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn)                          \
-  CLIB_MULTIARCH_SELECT_FN(fn, static inline)                          \
-  static void __attribute__((__constructor__))                         \
-  __vlib_device_tx_function_multiarch_select_##dev (void)              \
-  { dev.tx_function = fn ## _multiarch_select(); }
-#endif
 
 /**
  * Link Type: A description of the protocol of packets on the link.
@@ -496,6 +475,9 @@ typedef enum vnet_hw_interface_flags_t_
 
   /* tx checksum offload */
   VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD = (1 << 17),
+
+  /* gso */
+  VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO = (1 << 18),
 } vnet_hw_interface_flags_t;
 
 #define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
@@ -715,8 +697,6 @@ typedef struct
   /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
   u32 unnumbered_sw_if_index;
 
-  u32 link_speed;
-
   /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
   u32 hw_if_index;
 
@@ -775,7 +755,8 @@ typedef enum
   _(RX_NO_BUF, rx-no-buf, if)                  \
   _(RX_MISS, rx-miss, if)                      \
   _(RX_ERROR, rx-error, if)                    \
-  _(TX_ERROR, tx-error, if)
+  _(TX_ERROR, tx-error, if)         \
+  _(MPLS, mpls, if)
 
 #define foreach_combined_interface_counter_name        \
   _(RX, rx, if)                                        \
@@ -811,6 +792,12 @@ typedef struct
   u32 tx_node_index;
 } vnet_hw_interface_nodes_t;
 
+typedef struct
+{
+  u32 *split_buffers;
+  u32 padding[14];
+} vnet_interface_per_thread_data_t;
+
 typedef struct
 {
   /* Hardware interfaces. */
@@ -849,6 +836,12 @@ typedef struct
   u32 pcap_pkts_to_capture;
   uword *pcap_drop_filter_hash;
 
+  /* per-thread data */
+  vnet_interface_per_thread_data_t *per_thread_data;
+
+  /* enable GSO processing in packet path if this count is > 0 */
+  u32 gso_interface_count;
+
   /* feature_arc_index */
   u8 output_feature_arc_index;
 } vnet_interface_main_t;
@@ -872,6 +865,10 @@ void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
 
 int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);
 
+uword vnet_interface_output_node (vlib_main_t * vm,
+                                 vlib_node_runtime_t * node,
+                                 vlib_frame_t * frame);
+
 #endif /* included_vnet_interface_h */
 
 /*