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octeon: enable tx checksum offload capability

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This patch enables tx checksum offload and sets correct l3/l4 offset.

Type: feature

Signed-off-by: Monendra Singh Kushwaha <kmonendra@marvell.com>
Change-Id: I666f4000cb51c4979567a52255377dbe15ffb202
This commit is contained in:
Monendra Singh Kushwaha
2024-08-05 15:30:22 +05:30
committed by Damjan Marion
parent 9b6df541e5
commit e00ce39714
2 changed files with 7 additions and 5 deletions
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3
src/plugins/dev_octeon/init.c
View File

@ -131,6 +131,9 @@ oct_init_nix (vlib_main_t *vm, vnet_dev_t *dev)
.rx_offloads = {
.ip4_cksum = 1,
},
.tx_offloads = {
.ip4_cksum = 1,
},
},
.ops = {
.init = oct_port_init,

9
src/plugins/dev_octeon/tx_node.c
View File

@ -255,19 +255,18 @@ oct_tx_enq1 (vlib_main_t *vm, oct_tx_ctx_t *ctx, vlib_buffer_t *b,
if (oflags & VNET_BUFFER_OFFLOAD_F_IP_CKSUM)
{
d.hdr_w1.ol3type = NIX_SENDL3TYPE_IP4_CKSUM;
d.hdr_w1.ol3ptr = vnet_buffer (b)->l3_hdr_offset;
d.hdr_w1.ol4ptr =
vnet_buffer (b)->l3_hdr_offset + sizeof (ip4_header_t);
d.hdr_w1.ol3ptr = vnet_buffer (b)->l3_hdr_offset - b->current_data;
d.hdr_w1.ol4ptr = d.hdr_w1.ol3ptr + sizeof (ip4_header_t);
}
if (oflags & VNET_BUFFER_OFFLOAD_F_UDP_CKSUM)
{
d.hdr_w1.ol4type = NIX_SENDL4TYPE_UDP_CKSUM;
d.hdr_w1.ol4ptr = vnet_buffer (b)->l4_hdr_offset;
d.hdr_w1.ol4ptr = vnet_buffer (b)->l4_hdr_offset - b->current_data;
}
else if (oflags & VNET_BUFFER_OFFLOAD_F_TCP_CKSUM)
{
d.hdr_w1.ol4type = NIX_SENDL4TYPE_TCP_CKSUM;
d.hdr_w1.ol4ptr = vnet_buffer (b)->l4_hdr_offset;
d.hdr_w1.ol4ptr = vnet_buffer (b)->l4_hdr_offset - b->current_data;
}
}