#include <vlib/unix/unix.h>
#include <vnet/vnet.h>
#include <vnet/ethernet/ethernet.h>
+#include <vnet/gso/gro_func.h>
#include <vnet/gso/hdr_offset_parser.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>
return s;
}
+typedef struct
+{
+ u32 buffer_index;
+ u32 sw_if_index;
+ vlib_buffer_t buffer;
+ generic_header_offset_t gho;
+} virtio_tx_trace_t;
+
static u8 *
-format_virtio_tx_trace (u8 * s, va_list * args)
+format_virtio_tx_trace (u8 * s, va_list * va)
{
- s = format (s, "Unimplemented...");
+ CLIB_UNUSED (vlib_main_t * vm) = va_arg (*va, vlib_main_t *);
+ CLIB_UNUSED (vlib_node_t * node) = va_arg (*va, vlib_node_t *);
+ virtio_tx_trace_t *t = va_arg (*va, virtio_tx_trace_t *);
+ u32 indent = format_get_indent (s);
+
+ s = format (s, "%U ", format_generic_header_offset, &t->gho);
+ s = format (s, "%Ubuffer 0x%x: %U",
+ format_white_space, indent,
+ t->buffer_index, format_vnet_buffer, &t->buffer);
+
+ s = format (s, "\n%U%U", format_white_space, indent,
+ format_ethernet_header_with_length, t->buffer.pre_data,
+ sizeof (t->buffer.pre_data));
return s;
}
while (n_left)
{
- struct vring_used_elem *e = &vring->used->ring[last & mask];
+ vring_used_elem_t *e = &vring->used->ring[last & mask];
u16 slot, n_buffers;
slot = n_buffers = e->id;
n_left--;
last++;
n_buffers++;
- struct vring_desc *d = &vring->desc[e->id];
+ vring_desc_t *d = &vring->desc[e->id];
u16 next;
while (d->flags & VRING_DESC_F_NEXT)
{
}
static_always_inline void
-set_checksum_offsets (vlib_buffer_t * b, struct virtio_net_hdr_v1 *hdr,
- int is_l2)
+set_checksum_offsets (vlib_buffer_t * b, virtio_net_hdr_v1_t * hdr, int is_l2)
{
if (b->flags & VNET_BUFFER_F_IS_IP4)
{
}
static_always_inline void
-set_gso_offsets (vlib_buffer_t * b, struct virtio_net_hdr_v1 *hdr, int is_l2)
+set_gso_offsets (vlib_buffer_t * b, virtio_net_hdr_v1_t * hdr, int is_l2)
{
if (b->flags & VNET_BUFFER_F_IS_IP4)
{
{
u16 n_added = 0;
int hdr_sz = vif->virtio_net_hdr_sz;
- struct vring_desc *d;
+ vring_desc_t *d;
d = &vring->desc[next];
vlib_buffer_t *b = vlib_get_buffer (vm, bi);
- struct virtio_net_hdr_v1 *hdr = vlib_buffer_get_current (b) - hdr_sz;
+ virtio_net_hdr_v1_t *hdr = vlib_buffer_get_current (b) - hdr_sz;
int is_l2 = (type & (VIRTIO_IF_TYPE_TAP | VIRTIO_IF_TYPE_PCI));
clib_memset (hdr, 0, hdr_sz);
indirect_desc->next_buffer = bi;
bi = indirect_buffer;
- struct vring_desc *id =
- (struct vring_desc *) vlib_buffer_get_current (indirect_desc);
+ vring_desc_t *id =
+ (vring_desc_t *) vlib_buffer_get_current (indirect_desc);
u32 count = 1;
if (type == VIRTIO_IF_TYPE_PCI)
{
}
id->flags = 0;
id->next = 0;
- d->len = count * sizeof (struct vring_desc);
+ d->len = count * sizeof (vring_desc_t);
d->flags = VRING_DESC_F_INDIRECT;
}
else if (type == VIRTIO_IF_TYPE_PCI)
virtio_interface_tx_gso_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
vlib_frame_t * frame, virtio_if_t * vif,
virtio_if_type_t type, int do_gso,
- int csum_offload)
+ int csum_offload, int do_gro)
{
u16 n_left = frame->n_vectors;
virtio_vring_t *vring;
u16 mask = sz - 1;
u16 retry_count = 2;
u32 *buffers = vlib_frame_vector_args (frame);
+ u32 to[GRO_TO_VECTOR_SIZE (n_left)];
clib_spinlock_lock_if_init (&vring->lockp);
- if ((vring->used->flags & VIRTIO_RING_FLAG_MASK_INT) == 0 &&
+ if ((vring->used->flags & VRING_USED_F_NO_NOTIFY) == 0 &&
(vring->last_kick_avail_idx != vring->avail->idx))
virtio_kick (vm, vring, vif);
+ if (do_gro)
+ {
+ n_left = vnet_gro_inline (vm, vring->flow_table, buffers, n_left, to);
+ buffers = to;
+ }
+
retry:
/* free consumed buffers */
virtio_free_used_device_desc (vm, vring, node->node_index);
while (n_left && free_desc_count)
{
u16 n_added = 0;
+ virtio_tx_trace_t *t;
+
+ vlib_buffer_t *b0 = vlib_get_buffer (vm, buffers[0]);
+ if (b0->flags & VLIB_BUFFER_IS_TRACED)
+ {
+ t = vlib_add_trace (vm, node, b0, sizeof (t[0]));
+ t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_TX];
+ t->buffer_index = buffers[0];
+ if (type == VIRTIO_IF_TYPE_TUN)
+ {
+ int is_ip4 = 0, is_ip6 = 0;
+
+ switch (((u8 *) vlib_buffer_get_current (b0))[0] & 0xf0)
+ {
+ case 0x40:
+ is_ip4 = 1;
+ break;
+ case 0x60:
+ is_ip6 = 1;
+ break;
+ default:
+ break;
+ }
+ vnet_generic_header_offset_parser (b0, &t->gho, 0, is_ip4,
+ is_ip6);
+ }
+ else
+ vnet_generic_header_offset_parser (b0, &t->gho, 1,
+ b0->flags &
+ VNET_BUFFER_F_IS_IP4,
+ b0->flags &
+ VNET_BUFFER_F_IS_IP6);
+
+ clib_memcpy_fast (&t->buffer, b0,
+ sizeof (*b0) - sizeof (b0->pre_data));
+ clib_memcpy_fast (t->buffer.pre_data, vlib_buffer_get_current (b0),
+ sizeof (t->buffer.pre_data));
+ }
n_added =
add_buffer_to_slot (vm, vif, type, vring, buffers[0], free_desc_count,
avail, next, mask, do_gso, csum_offload,
vring->avail->idx = avail;
vring->desc_next = next;
vring->desc_in_use = used;
- if ((vring->used->flags & VIRTIO_RING_FLAG_MASK_INT) == 0)
+ if ((vring->used->flags & VRING_USED_F_NO_NOTIFY) == 0)
virtio_kick (vm, vring, vif);
}
if (retry_count--)
goto retry;
- virtio_interface_drop_inline (vm, node->node_index, buffers, n_left,
+ virtio_interface_drop_inline (vm, node->node_index,
+ buffers, n_left,
VIRTIO_TX_ERROR_NO_FREE_SLOTS);
}
if (hw->flags & VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO)
return virtio_interface_tx_gso_inline (vm, node, frame, vif, type,
1 /* do_gso */ ,
- 1 /* checksum offload */ );
+ 1 /* checksum offload */ ,
+ vif->packet_coalesce);
else if (hw->flags & VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD)
return virtio_interface_tx_gso_inline (vm, node, frame, vif, type,
0 /* no do_gso */ ,
- 1 /* checksum offload */ );
+ 1 /* checksum offload */ ,
+ 0 /* do_gro */ );
else
return virtio_interface_tx_gso_inline (vm, node, frame, vif, type,
0 /* no do_gso */ ,
- 0 /* no checksum offload */ );
+ 0 /* no checksum offload */ ,
+ 0 /* do_gro */ );
}
VNET_DEVICE_CLASS_TX_FN (virtio_device_class) (vlib_main_t * vm,
if (vif->type == VIRTIO_IF_TYPE_PCI && !(vif->support_int_mode))
{
- vring->avail->flags |= VIRTIO_RING_FLAG_MASK_INT;
+ vring->avail->flags |= VRING_AVAIL_F_NO_INTERRUPT;
return clib_error_return (0, "interrupt mode is not supported");
}
if (mode == VNET_HW_INTERFACE_RX_MODE_POLLING)
- vring->avail->flags |= VIRTIO_RING_FLAG_MASK_INT;
+ {
+ /* only enable packet coalesce in poll mode */
+ gro_flow_table_set_is_enable (vring->flow_table, 1);
+ vring->avail->flags |= VRING_AVAIL_F_NO_INTERRUPT;
+ }
else
- vring->avail->flags &= ~VIRTIO_RING_FLAG_MASK_INT;
+ {
+ gro_flow_table_set_is_enable (vring->flow_table, 0);
+ vring->avail->flags &= ~VRING_AVAIL_F_NO_INTERRUPT;
+ }
return 0;
}
Code Review / vpp.git / blobdiff