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authorMohsin Kazmi <sykazmi@cisco.com>2021-02-10 12:03:53 +0100
committerDamjan Marion <dmarion@me.com>2021-03-19 14:30:50 +0000
commit5b3f523918932793254b6313f78659fe0ed6320e (patch)
tree26241978a6669b4a466e09d598cc0e83cb00825c /src/vnet/devices/virtio/pci.c
parent34c54dff5c66f9a4aef77daf08219301e15cc1fa (diff)
interface: add capabilities flags
Type: improvement This patch adds flags to represent the modern NICs capabilities. Change-Id: I96d38d9ab7eac55974d72795cd100d8337168e1e Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src/vnet/devices/virtio/pci.c')
-rw-r--r--src/vnet/devices/virtio/pci.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/src/vnet/devices/virtio/pci.c b/src/vnet/devices/virtio/pci.c
index 79bd0047570..7ef4b2a52dd 100644
--- a/src/vnet/devices/virtio/pci.c
+++ b/src/vnet/devices/virtio/pci.c
@@ -525,8 +525,9 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled,
{
vif->gso_enabled = 1;
vif->csum_offload_enabled = 0;
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO |
- VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD;
+ hw->caps |= VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_TX_TCP_CKSUM |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_TX_UDP_CKSUM;
}
}
else if (csum_offload_enabled
@@ -540,9 +541,9 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled,
{
vif->csum_offload_enabled = 1;
vif->gso_enabled = 0;
- hw->flags &= ~VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO;
- hw->flags |=
- VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD;
+ hw->caps &= ~VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO;
+ hw->caps |= VNET_HW_INTERFACE_CAP_SUPPORTS_TX_TCP_CKSUM |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_TX_UDP_CKSUM;
}
}
else
@@ -555,8 +556,8 @@ virtio_pci_offloads (vlib_main_t * vm, virtio_if_t * vif, int gso_enabled,
{
vif->csum_offload_enabled = 0;
vif->gso_enabled = 0;
- hw->flags &= ~(VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO |
- VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD);
+ hw->caps &= ~(VNET_HW_INTERFACE_CAP_SUPPORTS_L4_TX_CKSUM |
+ VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO);
}
}
}
@@ -1500,7 +1501,7 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
args->sw_if_index = sw->sw_if_index;
vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, vif->hw_if_index);
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE;
+ hw->caps |= VNET_HW_INTERFACE_CAP_SUPPORTS_INT_MODE;
if (args->virtio_flags & VIRTIO_FLAG_BUFFERING)
{
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/*
 * Copyright (c) 2019 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vppinfra/error.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/feature/feature.h>
#include <vnet/l2/l2_in_out_feat_arc.h>
#include <vnet/gso/gso.h>

gso_main_t gso_main;

int
vnet_sw_interface_gso_enable_disable (u32 sw_if_index, u8 enable)
{
  vnet_feature_enable_disable ("ip4-output", "gso-ip4", sw_if_index, enable,
			       0, 0);
  vnet_feature_enable_disable ("ip6-output", "gso-ip6", sw_if_index, enable,
			       0, 0);

  vnet_l2_feature_enable_disable ("l2-output-nonip", "gso-l2-nonip",
				  sw_if_index, enable, 0, 0);
  vnet_l2_feature_enable_disable ("l2-output-ip4", "gso-l2-ip4",
				  sw_if_index, enable, 0, 0);
  vnet_l2_feature_enable_disable ("l2-output-ip6", "gso-l2-ip6",
				  sw_if_index, enable, 0, 0);

  return (0);
}

static clib_error_t *
gso_init (vlib_main_t * vm)
{
  gso_main_t *gm = &gso_main;

  clib_memset (gm, 0, sizeof (gm[0]));
  gm->vlib_main = vm;
  gm->vnet_main = vnet_get_main ();

  return 0;
}

VLIB_INIT_FUNCTION (gso_init);

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */