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net/bnxt: support NAT action items

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Added support for set ipv4 address action items. It allows the source
or destination ip address to be changed for a given flow.

Signed-off-by: Kishore Padmanabha <kishore.padmanabha@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Venkat Duvvuru <venkatkumar.duvvuru@broadcom.com>
Reviewed-by: Mike Baucom <michael.baucom@broadcom.com>
Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
This commit is contained in:
Kishore Padmanabha 2020-07-06 13:54:58 +05:30 committed by Ferruh Yigit
parent 7936f26095
commit 2951f7f311
5 changed files with 61 additions and 6 deletions
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1
doc/guides/rel_notes/release_20_08.rst
View File

@ -99,6 +99,7 @@ New Features
* Added support for rx_burst_mode_get and tx_burst_mode_get.
* Added vector mode support for ARM CPUs.
* Added support for VLAN push and pop actions.
* Added support for NAT action items.
* **Updated Mellanox mlx5 driver.**

42
drivers/net/bnxt/tf_ulp/ulp_rte_parser.c
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@ -1694,3 +1694,45 @@ ulp_rte_of_set_vlan_pcp_act_handler(const struct rte_flow_action *action_item,
BNXT_TF_DBG(ERR, "Parse Error: Vlan pcp arg is invalid\n");
return BNXT_TF_RC_ERROR;
}
/* Function to handle the parsing of RTE Flow action set ipv4 src.*/
int32_t
ulp_rte_set_ipv4_src_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params)
{
const struct rte_flow_action_set_ipv4 *set_ipv4;
struct ulp_rte_act_prop *act = &params->act_prop;
set_ipv4 = action_item->conf;
if (set_ipv4) {
memcpy(&act->act_details[BNXT_ULP_ACT_PROP_IDX_SET_IPV4_SRC],
&set_ipv4->ipv4_addr, BNXT_ULP_ACT_PROP_SZ_SET_IPV4_SRC);
/* Update the hdr_bitmap with set ipv4 src */
ULP_BITMAP_SET(params->act_bitmap.bits,
BNXT_ULP_ACTION_BIT_SET_IPV4_SRC);
return BNXT_TF_RC_SUCCESS;
}
BNXT_TF_DBG(ERR, "Parse Error: set ipv4 src arg is invalid\n");
return BNXT_TF_RC_ERROR;
}
/* Function to handle the parsing of RTE Flow action set ipv4 dst.*/
int32_t
ulp_rte_set_ipv4_dst_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params)
{
const struct rte_flow_action_set_ipv4 *set_ipv4;
struct ulp_rte_act_prop *act = &params->act_prop;
set_ipv4 = action_item->conf;
if (set_ipv4) {
memcpy(&act->act_details[BNXT_ULP_ACT_PROP_IDX_SET_IPV4_DST],
&set_ipv4->ipv4_addr, BNXT_ULP_ACT_PROP_SZ_SET_IPV4_DST);
/* Update the hdr_bitmap with set ipv4 dst */
ULP_BITMAP_SET(params->act_bitmap.bits,
BNXT_ULP_ACTION_BIT_SET_IPV4_DST);
return BNXT_TF_RC_SUCCESS;
}
BNXT_TF_DBG(ERR, "Parse Error: set ipv4 dst arg is invalid\n");
return BNXT_TF_RC_ERROR;
}

10
drivers/net/bnxt/tf_ulp/ulp_rte_parser.h
View File

@ -196,4 +196,14 @@ int32_t
ulp_rte_of_set_vlan_pcp_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params);
/* Function to handle the parsing of RTE Flow action set ipv4 src.*/
int32_t
ulp_rte_set_ipv4_src_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params);
/* Function to handle the parsing of RTE Flow action set ipv4 dst.*/
int32_t
ulp_rte_set_ipv4_dst_act_handler(const struct rte_flow_action *action_item,
struct ulp_rte_parser_params *params);
#endif /* _ULP_RTE_PARSER_H_ */

6
drivers/net/bnxt/tf_ulp/ulp_template_db_enum.h
View File

@ -6,7 +6,7 @@
#ifndef ULP_TEMPLATE_DB_H_
#define ULP_TEMPLATE_DB_H_
#define BNXT_ULP_REGFILE_MAX_SZ 17
#define BNXT_ULP_REGFILE_MAX_SZ 19
#define BNXT_ULP_MAX_NUM_DEVICES 4
#define BNXT_ULP_LOG2_MAX_NUM_DEV 2
#define BNXT_ULP_CACHE_TBL_MAX_SZ 4
@ -261,7 +261,9 @@ enum bnxt_ulp_regfile_index {
BNXT_ULP_REGFILE_INDEX_CRITICAL_RESOURCE = 14,
BNXT_ULP_REGFILE_INDEX_FLOW_CNTR_PTR_0 = 15,
BNXT_ULP_REGFILE_INDEX_MAIN_SP_PTR = 16,
BNXT_ULP_REGFILE_INDEX_LAST = 17
BNXT_ULP_REGFILE_INDEX_MODIFY_IPV4_SRC_PTR_0 = 17,
BNXT_ULP_REGFILE_INDEX_MODIFY_IPV4_DST_PTR_0 = 18,
BNXT_ULP_REGFILE_INDEX_LAST = 19
};
enum bnxt_ulp_search_before_alloc {

8
drivers/net/bnxt/tf_ulp/ulp_template_db_tbl.c
View File

@ -231,12 +231,12 @@ struct bnxt_ulp_rte_act_info ulp_act_info[] = {
.proto_act_func = NULL
},
[RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC] = {
.act_type = BNXT_ULP_ACT_TYPE_NOT_SUPPORTED,
.proto_act_func = NULL
.act_type = BNXT_ULP_ACT_TYPE_SUPPORTED,
.proto_act_func = ulp_rte_set_ipv4_src_act_handler
},
[RTE_FLOW_ACTION_TYPE_SET_IPV4_DST] = {
.act_type = BNXT_ULP_ACT_TYPE_NOT_SUPPORTED,
.proto_act_func = NULL
.act_type = BNXT_ULP_ACT_TYPE_SUPPORTED,
.proto_act_func = ulp_rte_set_ipv4_dst_act_handler
},
[RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC] = {
.act_type = BNXT_ULP_ACT_TYPE_NOT_SUPPORTED,