d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ethdev: introduce GENEVE header TLV option item

Browse Source 
The Geneve tunneling protocol is designed to allow the
user to specify some data context on the packet.
The GENEVE TLV (Type-Length-Variable) Option
is the mean intended to present the user data.

In order to support GENEVE TLV Option the new rte_flow
item "rte_flow_item_geneve_opt" is added.
The new item contains the values and masks for the
following fields:
-option class
-option type
-length
-data

New item will be added to testpmd to support match and
raw encap/decap actions.

Signed-off-by: Shiri Kuzin <shirik@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Shiri Kuzin 2021-01-17 12:21:15 +02:00 committed by Ferruh Yigit
parent 92c87229a9
commit 2b4c72b4d1
3 changed files with 32 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
doc/guides/rel_notes/release_21_02.rst
View File

@ -60,6 +60,10 @@ New Features
Added ``rte_eth_get_monitor_addr()``, to be used in conjunction with
``rte_power_monitor()`` to enable automatic power management for PMDs.
* **Added GENEVE TLV option in rte_flow.**
Added support for matching and raw encap/decap of GENEVE TLV option.
* **Updated Broadcom bnxt driver.**
Updated the Broadcom bnxt driver with fixes and improvements, including:

1
lib/librte_ethdev/rte_flow.c
View File

@ -97,6 +97,7 @@ static const struct rte_flow_desc_data rte_flow_desc_item[] = {
MK_FLOW_ITEM(L2TPV3OIP, sizeof(struct rte_flow_item_l2tpv3oip)),
MK_FLOW_ITEM(PFCP, sizeof(struct rte_flow_item_pfcp)),
MK_FLOW_ITEM(ECPRI, sizeof(struct rte_flow_item_ecpri)),
MK_FLOW_ITEM(GENEVE_OPT, sizeof(struct rte_flow_item_geneve_opt)),
};
/** Generate flow_action[] entry. */

27
lib/librte_ethdev/rte_flow.h
View File

@ -543,6 +543,13 @@ enum rte_flow_item_type {
* See struct rte_flow_item_ipv6_frag_ext.
*/
RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
/**
* Matches Geneve Variable Length Option
*
* See struct rte_flow_item_geneve_opt
*/
RTE_FLOW_ITEM_TYPE_GENEVE_OPT,
};
/**
@ -1627,6 +1634,26 @@ static const struct rte_flow_item_ecpri rte_flow_item_ecpri_mask = {
};
#endif
/**
* RTE_FLOW_ITEM_TYPE_GENEVE_OPT
*
* Matches a GENEVE Variable Length Option
*/
struct rte_flow_item_geneve_opt {
rte_be16_t option_class;
uint8_t option_type;
uint8_t option_len;
uint32_t *data;
};
/** Default mask for RTE_FLOW_ITEM_TYPE_GENEVE_OPT. */
#ifndef __cplusplus
static const struct rte_flow_item_geneve_opt
rte_flow_item_geneve_opt_mask = {
.option_type = 0xff,
};
#endif
/**
* Matching pattern item definition.
*