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f-stack/dpdk/drivers/net/mlx5/hws/mlx5dr_action.c

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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright (c) 2022 NVIDIA Corporation & Affiliates
*/
#include "mlx5dr_internal.h"
#define WIRE_PORT 0xFFFF
#define MLX5DR_ACTION_METER_INIT_COLOR_OFFSET 1
/* This is the maximum allowed action order for each table type:
* TX: POP_VLAN, CTR, ASO_METER, AS_CT, PUSH_VLAN, MODIFY, ENCAP, Term
* RX: TAG, DECAP, POP_VLAN, CTR, ASO_METER, ASO_CT, PUSH_VLAN, MODIFY,
* ENCAP, Term
* FDB: DECAP, POP_VLAN, CTR, ASO_METER, ASO_CT, PUSH_VLAN, MODIFY,
* ENCAP, Term
*/
static const uint32_t action_order_arr[MLX5DR_TABLE_TYPE_MAX][MLX5DR_ACTION_TYP_MAX] = {
[MLX5DR_TABLE_TYPE_NIC_RX] = {
BIT(MLX5DR_ACTION_TYP_TAG),
BIT(MLX5DR_ACTION_TYP_TNL_L2_TO_L2) |
BIT(MLX5DR_ACTION_TYP_TNL_L3_TO_L2),
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_CTR),
BIT(MLX5DR_ACTION_TYP_ASO_METER),
BIT(MLX5DR_ACTION_TYP_ASO_CT),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_MODIFY_HDR),
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L2) |
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L3),
BIT(MLX5DR_ACTION_TYP_FT) |
BIT(MLX5DR_ACTION_TYP_MISS) |
BIT(MLX5DR_ACTION_TYP_TIR) |
BIT(MLX5DR_ACTION_TYP_DROP),
BIT(MLX5DR_ACTION_TYP_LAST),
},
[MLX5DR_TABLE_TYPE_NIC_TX] = {
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_CTR),
BIT(MLX5DR_ACTION_TYP_ASO_METER),
BIT(MLX5DR_ACTION_TYP_ASO_CT),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_MODIFY_HDR),
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L2) |
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L3),
BIT(MLX5DR_ACTION_TYP_FT) |
BIT(MLX5DR_ACTION_TYP_MISS) |
BIT(MLX5DR_ACTION_TYP_DROP),
BIT(MLX5DR_ACTION_TYP_LAST),
},
[MLX5DR_TABLE_TYPE_FDB] = {
BIT(MLX5DR_ACTION_TYP_TNL_L2_TO_L2) |
BIT(MLX5DR_ACTION_TYP_TNL_L3_TO_L2),
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_POP_VLAN),
BIT(MLX5DR_ACTION_TYP_CTR),
BIT(MLX5DR_ACTION_TYP_ASO_METER),
BIT(MLX5DR_ACTION_TYP_ASO_CT),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_PUSH_VLAN),
BIT(MLX5DR_ACTION_TYP_MODIFY_HDR),
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L2) |
BIT(MLX5DR_ACTION_TYP_L2_TO_TNL_L3),
BIT(MLX5DR_ACTION_TYP_FT) |
BIT(MLX5DR_ACTION_TYP_MISS) |
BIT(MLX5DR_ACTION_TYP_VPORT) |
BIT(MLX5DR_ACTION_TYP_DROP),
BIT(MLX5DR_ACTION_TYP_LAST),
},
};
static int mlx5dr_action_get_shared_stc_nic(struct mlx5dr_context *ctx,
enum mlx5dr_context_shared_stc_type stc_type,
uint8_t tbl_type)
{
struct mlx5dr_cmd_stc_modify_attr stc_attr = {0};
struct mlx5dr_action_shared_stc *shared_stc;
int ret;
pthread_spin_lock(&ctx->ctrl_lock);
if (ctx->common_res[tbl_type].shared_stc[stc_type]) {
ctx->common_res[tbl_type].shared_stc[stc_type]->refcount++;
pthread_spin_unlock(&ctx->ctrl_lock);
return 0;
}
shared_stc = simple_calloc(1, sizeof(*shared_stc));
if (!shared_stc) {
DR_LOG(ERR, "Failed to allocate memory for shared STCs");
rte_errno = ENOMEM;
goto unlock_and_out;
}
switch (stc_type) {
case MLX5DR_CONTEXT_SHARED_STC_DECAP:
stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_HEADER_REMOVE;
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW5;
stc_attr.remove_header.decap = 0;
stc_attr.remove_header.start_anchor = MLX5_HEADER_ANCHOR_PACKET_START;
stc_attr.remove_header.end_anchor = MLX5_HEADER_ANCHOR_IPV6_IPV4;
break;
case MLX5DR_CONTEXT_SHARED_STC_POP:
stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_REMOVE_WORDS;
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW5;
stc_attr.remove_words.start_anchor = MLX5_HEADER_ANCHOR_FIRST_VLAN_START;
stc_attr.remove_words.num_of_words = MLX5DR_ACTION_HDR_LEN_L2_VLAN;
break;
default:
DR_LOG(ERR, "No such type : stc_type\n");
assert(false);
rte_errno = EINVAL;
goto unlock_and_out;
}
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&shared_stc->remove_header);
if (ret) {
DR_LOG(ERR, "Failed to allocate shared decap l2 STC");
goto free_shared_stc;
}
ctx->common_res[tbl_type].shared_stc[stc_type] = shared_stc;
ctx->common_res[tbl_type].shared_stc[stc_type]->refcount = 1;
pthread_spin_unlock(&ctx->ctrl_lock);
return 0;
free_shared_stc:
simple_free(shared_stc);
unlock_and_out:
pthread_spin_unlock(&ctx->ctrl_lock);
return rte_errno;
}
static void mlx5dr_action_put_shared_stc_nic(struct mlx5dr_context *ctx,
enum mlx5dr_context_shared_stc_type stc_type,
uint8_t tbl_type)
{
struct mlx5dr_action_shared_stc *shared_stc;
pthread_spin_lock(&ctx->ctrl_lock);
if (--ctx->common_res[tbl_type].shared_stc[stc_type]->refcount) {
pthread_spin_unlock(&ctx->ctrl_lock);
return;
}
shared_stc = ctx->common_res[tbl_type].shared_stc[stc_type];
mlx5dr_action_free_single_stc(ctx, tbl_type, &shared_stc->remove_header);
simple_free(shared_stc);
ctx->common_res[tbl_type].shared_stc[stc_type] = NULL;
pthread_spin_unlock(&ctx->ctrl_lock);
}
static int mlx5dr_action_get_shared_stc(struct mlx5dr_action *action,
enum mlx5dr_context_shared_stc_type stc_type)
{
struct mlx5dr_context *ctx = action->ctx;
int ret;
if (stc_type >= MLX5DR_CONTEXT_SHARED_STC_MAX) {
assert(false);
rte_errno = EINVAL;
return rte_errno;
}
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX) {
ret = mlx5dr_action_get_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_RX);
if (ret) {
DR_LOG(ERR, "Failed to allocate memory for RX shared STCs (type: %d)",
stc_type);
return ret;
}
}
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX) {
ret = mlx5dr_action_get_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_TX);
if (ret) {
DR_LOG(ERR, "Failed to allocate memory for TX shared STCs(type: %d)",
stc_type);
goto clean_nic_rx_stc;
}
}
if (action->flags & MLX5DR_ACTION_FLAG_HWS_FDB) {
ret = mlx5dr_action_get_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_FDB);
if (ret) {
DR_LOG(ERR, "Failed to allocate memory for FDB shared STCs (type: %d)",
stc_type);
goto clean_nic_tx_stc;
}
}
return 0;
clean_nic_tx_stc:
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX)
mlx5dr_action_put_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_TX);
clean_nic_rx_stc:
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX)
mlx5dr_action_put_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_RX);
return ret;
}
static void mlx5dr_action_put_shared_stc(struct mlx5dr_action *action,
enum mlx5dr_context_shared_stc_type stc_type)
{
struct mlx5dr_context *ctx = action->ctx;
if (stc_type >= MLX5DR_CONTEXT_SHARED_STC_MAX) {
assert(false);
return;
}
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX)
mlx5dr_action_put_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_RX);
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX)
mlx5dr_action_put_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_NIC_TX);
if (action->flags & MLX5DR_ACTION_FLAG_HWS_FDB)
mlx5dr_action_put_shared_stc_nic(ctx, stc_type, MLX5DR_TABLE_TYPE_FDB);
}
static void mlx5dr_action_print_combo(enum mlx5dr_action_type *user_actions)
{
DR_LOG(ERR, "Invalid action_type sequence");
while (*user_actions != MLX5DR_ACTION_TYP_LAST) {
DR_LOG(ERR, "%s", mlx5dr_debug_action_type_to_str(*user_actions));
user_actions++;
}
}
bool mlx5dr_action_check_combo(enum mlx5dr_action_type *user_actions,
enum mlx5dr_table_type table_type)
{
const uint32_t *order_arr = action_order_arr[table_type];
uint8_t order_idx = 0;
uint8_t user_idx = 0;
bool valid_combo;
while (order_arr[order_idx] != BIT(MLX5DR_ACTION_TYP_LAST)) {
/* User action order validated move to next user action */
if (BIT(user_actions[user_idx]) & order_arr[order_idx])
user_idx++;
/* Iterate to the next supported action in the order */
order_idx++;
}
/* Combination is valid if all user action were processed */
valid_combo = user_actions[user_idx] == MLX5DR_ACTION_TYP_LAST;
if (!valid_combo)
mlx5dr_action_print_combo(user_actions);
return valid_combo;
}
int mlx5dr_action_root_build_attr(struct mlx5dr_rule_action rule_actions[],
uint32_t num_actions,
struct mlx5dv_flow_action_attr *attr)
{
struct mlx5dr_action *action;
uint32_t i;
for (i = 0; i < num_actions; i++) {
action = rule_actions[i].action;
switch (action->type) {
case MLX5DR_ACTION_TYP_FT:
case MLX5DR_ACTION_TYP_TIR:
attr[i].type = MLX5DV_FLOW_ACTION_DEST_DEVX;
attr[i].obj = action->devx_obj;
break;
case MLX5DR_ACTION_TYP_TAG:
attr[i].type = MLX5DV_FLOW_ACTION_TAG;
attr[i].tag_value = rule_actions[i].tag.value;
break;
#ifdef HAVE_MLX5_DR_CREATE_ACTION_DEFAULT_MISS
case MLX5DR_ACTION_TYP_MISS:
attr[i].type = MLX5DV_FLOW_ACTION_DEFAULT_MISS;
break;
#endif
case MLX5DR_ACTION_TYP_DROP:
attr[i].type = MLX5DV_FLOW_ACTION_DROP;
break;
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
case MLX5DR_ACTION_TYP_MODIFY_HDR:
attr[i].type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
attr[i].action = action->flow_action;
break;
#ifdef HAVE_IBV_FLOW_DEVX_COUNTERS
case MLX5DR_ACTION_TYP_CTR:
attr[i].type = MLX5DV_FLOW_ACTION_COUNTERS_DEVX;
attr[i].obj = action->devx_obj;
if (rule_actions[i].counter.offset) {
DR_LOG(ERR, "Counter offset not supported over root");
rte_errno = ENOTSUP;
return rte_errno;
}
break;
#endif
default:
DR_LOG(ERR, "Found unsupported action type: %d", action->type);
rte_errno = ENOTSUP;
return rte_errno;
}
}
return 0;
}
static bool mlx5dr_action_fixup_stc_attr(struct mlx5dr_cmd_stc_modify_attr *stc_attr,
struct mlx5dr_cmd_stc_modify_attr *fixup_stc_attr,
enum mlx5dr_table_type table_type,
bool is_mirror)
{
struct mlx5dr_devx_obj *devx_obj;
bool use_fixup = false;
uint32_t fw_tbl_type;
fw_tbl_type = mlx5dr_table_get_res_fw_ft_type(table_type, is_mirror);
switch (stc_attr->action_type) {
case MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_STE_TABLE:
if (!is_mirror)
devx_obj = mlx5dr_pool_chunk_get_base_devx_obj(stc_attr->ste_table.ste_pool,
&stc_attr->ste_table.ste);
else
devx_obj =
mlx5dr_pool_chunk_get_base_devx_obj_mirror(stc_attr->ste_table.ste_pool,
&stc_attr->ste_table.ste);
*fixup_stc_attr = *stc_attr;
fixup_stc_attr->ste_table.ste_obj_id = devx_obj->id;
use_fixup = true;
break;
case MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_VPORT:
if (stc_attr->vport.vport_num != WIRE_PORT)
break;
if (fw_tbl_type == FS_FT_FDB_RX) {
/* The FW doesn't allow to go back to wire in RX, so change it to DROP */
fixup_stc_attr->action_type = MLX5_IFC_STC_ACTION_TYPE_DROP;
fixup_stc_attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
fixup_stc_attr->stc_offset = stc_attr->stc_offset;
} else if (fw_tbl_type == FS_FT_FDB_TX) {
/*The FW doesn't allow to go to wire in the TX by JUMP_TO_VPORT*/
fixup_stc_attr->action_type = MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_UPLINK;
fixup_stc_attr->action_offset = stc_attr->action_offset;
fixup_stc_attr->stc_offset = stc_attr->stc_offset;
fixup_stc_attr->vport.vport_num = 0;
fixup_stc_attr->vport.esw_owner_vhca_id = stc_attr->vport.esw_owner_vhca_id;
}
use_fixup = true;
break;
default:
break;
}
return use_fixup;
}
int mlx5dr_action_alloc_single_stc(struct mlx5dr_context *ctx,
struct mlx5dr_cmd_stc_modify_attr *stc_attr,
uint32_t table_type,
struct mlx5dr_pool_chunk *stc)
{
struct mlx5dr_cmd_stc_modify_attr cleanup_stc_attr = {0};
struct mlx5dr_pool *stc_pool = ctx->stc_pool[table_type];
struct mlx5dr_cmd_stc_modify_attr fixup_stc_attr = {0};
struct mlx5dr_devx_obj *devx_obj_0;
bool use_fixup;
int ret;
ret = mlx5dr_pool_chunk_alloc(stc_pool, stc);
if (ret) {
DR_LOG(ERR, "Failed to allocate single action STC");
return ret;
}
stc_attr->stc_offset = stc->offset;
devx_obj_0 = mlx5dr_pool_chunk_get_base_devx_obj(stc_pool, stc);
/* According to table/action limitation change the stc_attr */
use_fixup = mlx5dr_action_fixup_stc_attr(stc_attr, &fixup_stc_attr, table_type, false);
ret = mlx5dr_cmd_stc_modify(devx_obj_0, use_fixup ? &fixup_stc_attr : stc_attr);
if (ret) {
DR_LOG(ERR, "Failed to modify STC action_type %d tbl_type %d",
stc_attr->action_type, table_type);
goto free_chunk;
}
/* Modify the FDB peer */
if (table_type == MLX5DR_TABLE_TYPE_FDB) {
struct mlx5dr_devx_obj *devx_obj_1;
devx_obj_1 = mlx5dr_pool_chunk_get_base_devx_obj_mirror(stc_pool, stc);
use_fixup = mlx5dr_action_fixup_stc_attr(stc_attr, &fixup_stc_attr,
table_type, true);
ret = mlx5dr_cmd_stc_modify(devx_obj_1, use_fixup ? &fixup_stc_attr : stc_attr);
if (ret) {
DR_LOG(ERR, "Failed to modify peer STC action_type %d tbl_type %d",
stc_attr->action_type, table_type);
goto clean_devx_obj_0;
}
}
return 0;
clean_devx_obj_0:
cleanup_stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_DROP;
cleanup_stc_attr.action_offset = MLX5DR_ACTION_OFFSET_HIT;
cleanup_stc_attr.stc_offset = stc->offset;
mlx5dr_cmd_stc_modify(devx_obj_0, &cleanup_stc_attr);
free_chunk:
mlx5dr_pool_chunk_free(stc_pool, stc);
return rte_errno;
}
void mlx5dr_action_free_single_stc(struct mlx5dr_context *ctx,
uint32_t table_type,
struct mlx5dr_pool_chunk *stc)
{
struct mlx5dr_pool *stc_pool = ctx->stc_pool[table_type];
struct mlx5dr_cmd_stc_modify_attr stc_attr = {0};
struct mlx5dr_devx_obj *devx_obj;
/* Modify the STC not to point to an object */
stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_DROP;
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_HIT;
stc_attr.stc_offset = stc->offset;
devx_obj = mlx5dr_pool_chunk_get_base_devx_obj(stc_pool, stc);
mlx5dr_cmd_stc_modify(devx_obj, &stc_attr);
if (table_type == MLX5DR_TABLE_TYPE_FDB) {
devx_obj = mlx5dr_pool_chunk_get_base_devx_obj_mirror(stc_pool, stc);
mlx5dr_cmd_stc_modify(devx_obj, &stc_attr);
}
mlx5dr_pool_chunk_free(stc_pool, stc);
}
static uint32_t mlx5dr_action_get_mh_stc_type(__be64 pattern)
{
uint8_t action_type = MLX5_GET(set_action_in, &pattern, action_type);
switch (action_type) {
case MLX5_MODIFICATION_TYPE_SET:
return MLX5_IFC_STC_ACTION_TYPE_SET;
case MLX5_MODIFICATION_TYPE_ADD:
return MLX5_IFC_STC_ACTION_TYPE_ADD;
case MLX5_MODIFICATION_TYPE_COPY:
return MLX5_IFC_STC_ACTION_TYPE_COPY;
default:
assert(false);
DR_LOG(ERR, "Unsupported action type: 0x%x\n", action_type);
rte_errno = ENOTSUP;
return MLX5_IFC_STC_ACTION_TYPE_NOP;
}
}
static void mlx5dr_action_fill_stc_attr(struct mlx5dr_action *action,
struct mlx5dr_devx_obj *obj,
struct mlx5dr_cmd_stc_modify_attr *attr)
{
switch (action->type) {
case MLX5DR_ACTION_TYP_TAG:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_TAG;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW5;
break;
case MLX5DR_ACTION_TYP_DROP:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_DROP;
attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
break;
case MLX5DR_ACTION_TYP_MISS:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_ALLOW;
attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
/* TODO Need to support default miss for FDB */
break;
case MLX5DR_ACTION_TYP_CTR:
attr->id = obj->id;
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_COUNTER;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW0;
break;
case MLX5DR_ACTION_TYP_TIR:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_TIR;
attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
attr->dest_tir_num = obj->id;
break;
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
case MLX5DR_ACTION_TYP_MODIFY_HDR:
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
if (action->modify_header.num_of_actions == 1) {
attr->modify_action.data = action->modify_header.single_action;
attr->action_type = mlx5dr_action_get_mh_stc_type(attr->modify_action.data);
if (attr->action_type == MLX5_IFC_STC_ACTION_TYPE_ADD ||
attr->action_type == MLX5_IFC_STC_ACTION_TYPE_SET)
MLX5_SET(set_action_in, &attr->modify_action.data, data, 0);
} else {
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_ACC_MODIFY_LIST;
attr->modify_header.arg_id = action->modify_header.arg_obj->id;
attr->modify_header.pattern_id = action->modify_header.pattern_obj->id;
}
break;
case MLX5DR_ACTION_TYP_FT:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_FT;
attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
attr->dest_table_id = obj->id;
break;
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_HEADER_REMOVE;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW5;
attr->remove_header.decap = 1;
attr->remove_header.start_anchor = MLX5_HEADER_ANCHOR_PACKET_START;
attr->remove_header.end_anchor = MLX5_HEADER_ANCHOR_INNER_MAC;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_HEADER_INSERT;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
attr->insert_header.encap = 1;
attr->insert_header.insert_anchor = MLX5_HEADER_ANCHOR_PACKET_START;
attr->insert_header.arg_id = action->reformat.arg_obj->id;
attr->insert_header.header_size = action->reformat.header_size;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_HEADER_INSERT;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
attr->insert_header.encap = 1;
attr->insert_header.insert_anchor = MLX5_HEADER_ANCHOR_PACKET_START;
attr->insert_header.arg_id = action->reformat.arg_obj->id;
attr->insert_header.header_size = action->reformat.header_size;
break;
case MLX5DR_ACTION_TYP_ASO_METER:
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_ASO;
attr->aso.aso_type = ASO_OPC_MOD_POLICER;
attr->aso.devx_obj_id = obj->id;
attr->aso.return_reg_id = action->aso.return_reg_id;
break;
case MLX5DR_ACTION_TYP_ASO_CT:
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_ASO;
attr->aso.aso_type = ASO_OPC_MOD_CONNECTION_TRACKING;
attr->aso.devx_obj_id = obj->id;
attr->aso.return_reg_id = action->aso.return_reg_id;
break;
case MLX5DR_ACTION_TYP_VPORT:
attr->action_offset = MLX5DR_ACTION_OFFSET_HIT;
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_VPORT;
attr->vport.vport_num = action->vport.vport_num;
attr->vport.esw_owner_vhca_id = action->vport.esw_owner_vhca_id;
break;
case MLX5DR_ACTION_TYP_POP_VLAN:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_REMOVE_WORDS;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW5;
attr->remove_words.start_anchor = MLX5_HEADER_ANCHOR_FIRST_VLAN_START;
attr->remove_words.num_of_words = MLX5DR_ACTION_HDR_LEN_L2_VLAN / 2;
break;
case MLX5DR_ACTION_TYP_PUSH_VLAN:
attr->action_type = MLX5_IFC_STC_ACTION_TYPE_HEADER_INSERT;
attr->action_offset = MLX5DR_ACTION_OFFSET_DW6;
attr->insert_header.encap = 0;
attr->insert_header.is_inline = 1;
attr->insert_header.insert_anchor = MLX5_HEADER_ANCHOR_PACKET_START;
attr->insert_header.insert_offset = MLX5DR_ACTION_HDR_LEN_L2_MACS;
attr->insert_header.header_size = MLX5DR_ACTION_HDR_LEN_L2_VLAN;
break;
default:
DR_LOG(ERR, "Invalid action type %d", action->type);
assert(false);
}
}
static int
mlx5dr_action_create_stcs(struct mlx5dr_action *action,
struct mlx5dr_devx_obj *obj)
{
struct mlx5dr_cmd_stc_modify_attr stc_attr = {0};
struct mlx5dr_context *ctx = action->ctx;
int ret;
mlx5dr_action_fill_stc_attr(action, obj, &stc_attr);
/* Block unsupported parallel devx obj modify over the same base */
pthread_spin_lock(&ctx->ctrl_lock);
/* Allocate STC for RX */
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX) {
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr,
MLX5DR_TABLE_TYPE_NIC_RX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_RX]);
if (ret)
goto out_err;
}
/* Allocate STC for TX */
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX) {
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr,
MLX5DR_TABLE_TYPE_NIC_TX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_TX]);
if (ret)
goto free_nic_rx_stc;
}
/* Allocate STC for FDB */
if (action->flags & MLX5DR_ACTION_FLAG_HWS_FDB) {
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr,
MLX5DR_TABLE_TYPE_FDB,
&action->stc[MLX5DR_TABLE_TYPE_FDB]);
if (ret)
goto free_nic_tx_stc;
}
pthread_spin_unlock(&ctx->ctrl_lock);
return 0;
free_nic_tx_stc:
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX)
mlx5dr_action_free_single_stc(ctx,
MLX5DR_TABLE_TYPE_NIC_TX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_TX]);
free_nic_rx_stc:
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX)
mlx5dr_action_free_single_stc(ctx,
MLX5DR_TABLE_TYPE_NIC_RX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_RX]);
out_err:
pthread_spin_unlock(&ctx->ctrl_lock);
return rte_errno;
}
static void
mlx5dr_action_destroy_stcs(struct mlx5dr_action *action)
{
struct mlx5dr_context *ctx = action->ctx;
/* Block unsupported parallel devx obj modify over the same base */
pthread_spin_lock(&ctx->ctrl_lock);
if (action->flags & MLX5DR_ACTION_FLAG_HWS_RX)
mlx5dr_action_free_single_stc(ctx, MLX5DR_TABLE_TYPE_NIC_RX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_RX]);
if (action->flags & MLX5DR_ACTION_FLAG_HWS_TX)
mlx5dr_action_free_single_stc(ctx, MLX5DR_TABLE_TYPE_NIC_TX,
&action->stc[MLX5DR_TABLE_TYPE_NIC_TX]);
if (action->flags & MLX5DR_ACTION_FLAG_HWS_FDB)
mlx5dr_action_free_single_stc(ctx, MLX5DR_TABLE_TYPE_FDB,
&action->stc[MLX5DR_TABLE_TYPE_FDB]);
pthread_spin_unlock(&ctx->ctrl_lock);
}
static bool
mlx5dr_action_is_root_flags(uint32_t flags)
{
return flags & (MLX5DR_ACTION_FLAG_ROOT_RX |
MLX5DR_ACTION_FLAG_ROOT_TX |
MLX5DR_ACTION_FLAG_ROOT_FDB);
}
static bool
mlx5dr_action_is_hws_flags(uint32_t flags)
{
return flags & (MLX5DR_ACTION_FLAG_HWS_RX |
MLX5DR_ACTION_FLAG_HWS_TX |
MLX5DR_ACTION_FLAG_HWS_FDB);
}
static struct mlx5dr_action *
mlx5dr_action_create_generic(struct mlx5dr_context *ctx,
uint32_t flags,
enum mlx5dr_action_type action_type)
{
struct mlx5dr_action *action;
if (!mlx5dr_action_is_root_flags(flags) &&
!mlx5dr_action_is_hws_flags(flags)) {
DR_LOG(ERR, "Action flags must specify root or non root (HWS)");
rte_errno = ENOTSUP;
return NULL;
}
if (mlx5dr_action_is_hws_flags(flags) &&
!(ctx->flags & MLX5DR_CONTEXT_FLAG_HWS_SUPPORT)) {
DR_LOG(ERR, "Cannot create HWS action since HWS is not supported");
rte_errno = ENOTSUP;
return NULL;
}
action = simple_calloc(1, sizeof(*action));
if (!action) {
DR_LOG(ERR, "Failed to allocate memory for action [%d]", action_type);
rte_errno = ENOMEM;
return NULL;
}
action->ctx = ctx;
action->flags = flags;
action->type = action_type;
return action;
}
struct mlx5dr_action *
mlx5dr_action_create_dest_table(struct mlx5dr_context *ctx,
struct mlx5dr_table *tbl,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_table_is_root(tbl)) {
DR_LOG(ERR, "Root table cannot be set as destination");
rte_errno = ENOTSUP;
return NULL;
}
if (mlx5dr_action_is_hws_flags(flags) &&
mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "Same action cannot be used for root and non root");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_FT);
if (!action)
return NULL;
if (mlx5dr_action_is_root_flags(flags)) {
action->devx_obj = tbl->ft->obj;
} else {
ret = mlx5dr_action_create_stcs(action, tbl->ft);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_dest_tir(struct mlx5dr_context *ctx,
struct mlx5dr_devx_obj *obj,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_action_is_hws_flags(flags) &&
mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "Same action cannot be used for root and non root");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_TIR);
if (!action)
return NULL;
if (mlx5dr_action_is_root_flags(flags)) {
action->devx_obj = obj->obj;
} else {
ret = mlx5dr_action_create_stcs(action, obj);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_dest_drop(struct mlx5dr_context *ctx,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_DROP);
if (!action)
return NULL;
if (mlx5dr_action_is_hws_flags(flags)) {
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_default_miss(struct mlx5dr_context *ctx,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_MISS);
if (!action)
return NULL;
if (mlx5dr_action_is_hws_flags(flags)) {
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_tag(struct mlx5dr_context *ctx,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_TAG);
if (!action)
return NULL;
if (mlx5dr_action_is_hws_flags(flags)) {
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
static struct mlx5dr_action *
mlx5dr_action_create_aso(struct mlx5dr_context *ctx,
enum mlx5dr_action_type action_type,
struct mlx5dr_devx_obj *devx_obj,
uint8_t return_reg_id,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "ASO action cannot be used over root table");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, action_type);
if (!action)
return NULL;
action->aso.devx_obj = devx_obj;
action->aso.return_reg_id = return_reg_id;
ret = mlx5dr_action_create_stcs(action, devx_obj);
if (ret)
goto free_action;
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_aso_meter(struct mlx5dr_context *ctx,
struct mlx5dr_devx_obj *devx_obj,
uint8_t return_reg_id,
uint32_t flags)
{
return mlx5dr_action_create_aso(ctx, MLX5DR_ACTION_TYP_ASO_METER,
devx_obj, return_reg_id, flags);
}
struct mlx5dr_action *
mlx5dr_action_create_aso_ct(struct mlx5dr_context *ctx,
struct mlx5dr_devx_obj *devx_obj,
uint8_t return_reg_id,
uint32_t flags)
{
return mlx5dr_action_create_aso(ctx, MLX5DR_ACTION_TYP_ASO_CT,
devx_obj, return_reg_id, flags);
}
struct mlx5dr_action *
mlx5dr_action_create_counter(struct mlx5dr_context *ctx,
struct mlx5dr_devx_obj *obj,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_action_is_hws_flags(flags) &&
mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "Same action cannot be used for root and non root");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_CTR);
if (!action)
return NULL;
if (mlx5dr_action_is_root_flags(flags)) {
action->devx_obj = obj->obj;
} else {
ret = mlx5dr_action_create_stcs(action, obj);
if (ret)
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
static int mlx5dr_action_create_dest_vport_hws(struct mlx5dr_context *ctx,
struct mlx5dr_action *action,
uint32_t ib_port_num)
{
struct mlx5dr_cmd_query_vport_caps vport_caps = {0};
int ret;
ret = mlx5dr_cmd_query_ib_port(ctx->ibv_ctx, &vport_caps, ib_port_num);
if (ret) {
DR_LOG(ERR, "Failed querying port %d\n", ib_port_num);
return ret;
}
action->vport.vport_num = vport_caps.vport_num;
action->vport.esw_owner_vhca_id = vport_caps.esw_owner_vhca_id;
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret) {
DR_LOG(ERR, "Failed creating stc for port %d\n", ib_port_num);
return ret;
}
return 0;
}
struct mlx5dr_action *
mlx5dr_action_create_dest_vport(struct mlx5dr_context *ctx,
uint32_t ib_port_num,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (!(flags & MLX5DR_ACTION_FLAG_HWS_FDB)) {
DR_LOG(ERR, "Vport action is supported for FDB only\n");
rte_errno = EINVAL;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_VPORT);
if (!action)
return NULL;
ret = mlx5dr_action_create_dest_vport_hws(ctx, action, ib_port_num);
if (ret) {
DR_LOG(ERR, "Failed to create vport action HWS\n");
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_push_vlan(struct mlx5dr_context *ctx, uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "Push vlan action not supported for root");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_PUSH_VLAN);
if (!action)
return NULL;
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret) {
DR_LOG(ERR, "Failed creating stc for push vlan\n");
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
struct mlx5dr_action *
mlx5dr_action_create_pop_vlan(struct mlx5dr_context *ctx, uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
if (mlx5dr_action_is_root_flags(flags)) {
DR_LOG(ERR, "Pop vlan action not supported for root");
rte_errno = ENOTSUP;
return NULL;
}
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_POP_VLAN);
if (!action)
return NULL;
ret = mlx5dr_action_get_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_POP);
if (ret) {
DR_LOG(ERR, "Failed to create remove stc for reformat");
goto free_action;
}
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret) {
DR_LOG(ERR, "Failed creating stc for pop vlan\n");
goto free_shared;
}
return action;
free_shared:
mlx5dr_action_put_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_POP);
free_action:
simple_free(action);
return NULL;
}
static int
mlx5dr_action_conv_reformat_type_to_action(uint32_t reformat_type,
enum mlx5dr_action_type *action_type)
{
switch (reformat_type) {
case MLX5DR_ACTION_REFORMAT_TYPE_TNL_L2_TO_L2:
*action_type = MLX5DR_ACTION_TYP_TNL_L2_TO_L2;
break;
case MLX5DR_ACTION_REFORMAT_TYPE_L2_TO_TNL_L2:
*action_type = MLX5DR_ACTION_TYP_L2_TO_TNL_L2;
break;
case MLX5DR_ACTION_REFORMAT_TYPE_TNL_L3_TO_L2:
*action_type = MLX5DR_ACTION_TYP_TNL_L3_TO_L2;
break;
case MLX5DR_ACTION_REFORMAT_TYPE_L2_TO_TNL_L3:
*action_type = MLX5DR_ACTION_TYP_L2_TO_TNL_L3;
break;
default:
DR_LOG(ERR, "Invalid reformat type requested");
rte_errno = ENOTSUP;
return rte_errno;
}
return 0;
}
static void
mlx5dr_action_conv_reformat_to_verbs(uint32_t action_type,
uint32_t *verb_reformat_type)
{
switch (action_type) {
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
*verb_reformat_type =
MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TUNNEL_TO_L2;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
*verb_reformat_type =
MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L2_TUNNEL;
break;
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
*verb_reformat_type =
MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L3_TUNNEL_TO_L2;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
*verb_reformat_type =
MLX5DV_FLOW_ACTION_PACKET_REFORMAT_TYPE_L2_TO_L3_TUNNEL;
break;
}
}
static int
mlx5dr_action_conv_flags_to_ft_type(uint32_t flags, enum mlx5dv_flow_table_type *ft_type)
{
if (flags & MLX5DR_ACTION_FLAG_ROOT_RX) {
*ft_type = MLX5DV_FLOW_TABLE_TYPE_NIC_RX;
} else if (flags & MLX5DR_ACTION_FLAG_ROOT_TX) {
*ft_type = MLX5DV_FLOW_TABLE_TYPE_NIC_TX;
#ifdef HAVE_MLX5DV_FLOW_MATCHER_FT_TYPE
} else if (flags & MLX5DR_ACTION_FLAG_ROOT_FDB) {
*ft_type = MLX5DV_FLOW_TABLE_TYPE_FDB;
#endif
} else {
rte_errno = ENOTSUP;
return 1;
}
return 0;
}
static int
mlx5dr_action_create_reformat_root(struct mlx5dr_action *action,
size_t data_sz,
void *data)
{
enum mlx5dv_flow_table_type ft_type = 0; /*fix compilation warn*/
uint32_t verb_reformat_type = 0;
int ret;
/* Convert action to FT type and verbs reformat type */
ret = mlx5dr_action_conv_flags_to_ft_type(action->flags, &ft_type);
if (ret)
return rte_errno;
mlx5dr_action_conv_reformat_to_verbs(action->type, &verb_reformat_type);
/* Create the reformat type for root table */
action->flow_action =
mlx5_glue->dv_create_flow_action_packet_reformat_root(action->ctx->ibv_ctx,
data_sz,
data,
verb_reformat_type,
ft_type);
if (!action->flow_action) {
rte_errno = errno;
return rte_errno;
}
return 0;
}
static int mlx5dr_action_handle_reformat_args(struct mlx5dr_context *ctx,
size_t data_sz,
void *data,
uint32_t bulk_size,
struct mlx5dr_action *action)
{
uint32_t args_log_size;
int ret;
if (data_sz % 2 != 0) {
DR_LOG(ERR, "Data size should be multiply of 2");
rte_errno = EINVAL;
return rte_errno;
}
action->reformat.header_size = data_sz;
args_log_size = mlx5dr_arg_data_size_to_arg_log_size(data_sz);
if (args_log_size >= MLX5DR_ARG_CHUNK_SIZE_MAX) {
DR_LOG(ERR, "Data size is bigger than supported");
rte_errno = EINVAL;
return rte_errno;
}
args_log_size += bulk_size;
if (!mlx5dr_arg_is_valid_arg_request_size(ctx, args_log_size)) {
DR_LOG(ERR, "Arg size %d does not fit FW requests",
args_log_size);
rte_errno = EINVAL;
return rte_errno;
}
action->reformat.arg_obj = mlx5dr_cmd_arg_create(ctx->ibv_ctx,
args_log_size,
ctx->pd_num);
if (!action->reformat.arg_obj) {
DR_LOG(ERR, "Failed to create arg for reformat");
return rte_errno;
}
/* When INLINE need to write the arg data */
if (action->flags & MLX5DR_ACTION_FLAG_SHARED) {
ret = mlx5dr_arg_write_inline_arg_data(ctx,
action->reformat.arg_obj->id,
data,
data_sz);
if (ret) {
DR_LOG(ERR, "Failed to write inline arg for reformat");
goto free_arg;
}
}
return 0;
free_arg:
mlx5dr_cmd_destroy_obj(action->reformat.arg_obj);
return ret;
}
static int mlx5dr_action_handle_l2_to_tunnel_l2(struct mlx5dr_context *ctx,
size_t data_sz,
void *data,
uint32_t bulk_size,
struct mlx5dr_action *action)
{
int ret;
ret = mlx5dr_action_handle_reformat_args(ctx, data_sz, data, bulk_size,
action);
if (ret) {
DR_LOG(ERR, "Failed to create args for reformat");
return ret;
}
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret) {
DR_LOG(ERR, "Failed to create stc for reformat");
goto free_arg;
}
return 0;
free_arg:
mlx5dr_cmd_destroy_obj(action->reformat.arg_obj);
return ret;
}
static int mlx5dr_action_get_shared_stc_offset(struct mlx5dr_context_common_res *common_res,
enum mlx5dr_context_shared_stc_type stc_type)
{
return common_res->shared_stc[stc_type]->remove_header.offset;
}
static int mlx5dr_action_handle_l2_to_tunnel_l3(struct mlx5dr_context *ctx,
size_t data_sz,
void *data,
uint32_t bulk_size,
struct mlx5dr_action *action)
{
int ret;
ret = mlx5dr_action_handle_reformat_args(ctx, data_sz, data, bulk_size,
action);
if (ret) {
DR_LOG(ERR, "Failed to create args for reformat");
return ret;
}
/* The action is remove-l2-header + insert-l3-header */
ret = mlx5dr_action_get_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_DECAP);
if (ret) {
DR_LOG(ERR, "Failed to create remove stc for reformat");
goto free_arg;
}
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret) {
DR_LOG(ERR, "Failed to create insert stc for reformat");
goto down_shared;
}
return 0;
down_shared:
mlx5dr_action_put_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_DECAP);
free_arg:
mlx5dr_cmd_destroy_obj(action->reformat.arg_obj);
return ret;
}
static void mlx5dr_action_prepare_decap_l3_actions(size_t data_sz,
uint8_t *mh_data,
int *num_of_actions)
{
int actions;
uint32_t i;
/* Remove L2L3 outer headers */
MLX5_SET(stc_ste_param_remove, mh_data, action_type,
MLX5_MODIFICATION_TYPE_REMOVE);
MLX5_SET(stc_ste_param_remove, mh_data, decap, 0x1);
MLX5_SET(stc_ste_param_remove, mh_data, remove_start_anchor,
MLX5_HEADER_ANCHOR_PACKET_START);
MLX5_SET(stc_ste_param_remove, mh_data, remove_end_anchor,
MLX5_HEADER_ANCHOR_INNER_IPV6_IPV4);
mh_data += MLX5DR_ACTION_DOUBLE_SIZE; /* Assume every action is 2 dw */
actions = 1;
/* Add the new header using inline action 4Byte at a time, the header
* is added in reversed order to the beginning of the packet to avoid
* incorrect parsing by the HW. Since header is 14B or 18B an extra
* two bytes are padded and later removed.
*/
for (i = 0; i < data_sz / MLX5DR_ACTION_INLINE_DATA_SIZE + 1; i++) {
MLX5_SET(stc_ste_param_insert, mh_data, action_type,
MLX5_MODIFICATION_TYPE_INSERT);
MLX5_SET(stc_ste_param_insert, mh_data, inline_data, 0x1);
MLX5_SET(stc_ste_param_insert, mh_data, insert_anchor,
MLX5_HEADER_ANCHOR_PACKET_START);
MLX5_SET(stc_ste_param_insert, mh_data, insert_size, 2);
mh_data += MLX5DR_ACTION_DOUBLE_SIZE;
actions++;
}
/* Remove first 2 extra bytes */
MLX5_SET(stc_ste_param_remove_words, mh_data, action_type,
MLX5_MODIFICATION_TYPE_REMOVE_WORDS);
MLX5_SET(stc_ste_param_remove_words, mh_data, remove_start_anchor,
MLX5_HEADER_ANCHOR_PACKET_START);
/* The hardware expects here size in words (2 bytes) */
MLX5_SET(stc_ste_param_remove_words, mh_data, remove_size, 1);
actions++;
*num_of_actions = actions;
}
static int
mlx5dr_action_handle_tunnel_l3_to_l2(struct mlx5dr_context *ctx,
size_t data_sz,
void *data,
uint32_t bulk_size,
struct mlx5dr_action *action)
{
uint8_t mh_data[MLX5DR_ACTION_REFORMAT_DATA_SIZE] = {0};
int num_of_actions;
int mh_data_size;
int ret;
if (data_sz != MLX5DR_ACTION_HDR_LEN_L2 &&
data_sz != MLX5DR_ACTION_HDR_LEN_L2_W_VLAN) {
DR_LOG(ERR, "Data size is not supported for decap-l3\n");
rte_errno = EINVAL;
return rte_errno;
}
mlx5dr_action_prepare_decap_l3_actions(data_sz, mh_data, &num_of_actions);
mh_data_size = num_of_actions * MLX5DR_MODIFY_ACTION_SIZE;
ret = mlx5dr_pat_arg_create_modify_header(ctx, action, mh_data_size,
(__be64 *)mh_data, bulk_size);
if (ret) {
DR_LOG(ERR, "Failed allocating modify-header for decap-l3\n");
return ret;
}
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret)
goto free_mh_obj;
if (action->flags & MLX5DR_ACTION_FLAG_SHARED) {
mlx5dr_action_prepare_decap_l3_data(data, mh_data, num_of_actions);
ret = mlx5dr_arg_write_inline_arg_data(ctx,
action->modify_header.arg_obj->id,
(uint8_t *)mh_data,
num_of_actions *
MLX5DR_MODIFY_ACTION_SIZE);
if (ret) {
DR_LOG(ERR, "Failed writing INLINE arg decap_l3");
goto clean_stc;
}
}
return 0;
clean_stc:
mlx5dr_action_destroy_stcs(action);
free_mh_obj:
mlx5dr_pat_arg_destroy_modify_header(ctx, action);
return ret;
}
static int
mlx5dr_action_create_reformat_hws(struct mlx5dr_context *ctx,
size_t data_sz,
void *data,
uint32_t bulk_size,
struct mlx5dr_action *action)
{
int ret;
switch (action->type) {
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
ret = mlx5dr_action_create_stcs(action, NULL);
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
ret = mlx5dr_action_handle_l2_to_tunnel_l2(ctx, data_sz, data, bulk_size, action);
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
ret = mlx5dr_action_handle_l2_to_tunnel_l3(ctx, data_sz, data, bulk_size, action);
break;
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
ret = mlx5dr_action_handle_tunnel_l3_to_l2(ctx, data_sz, data, bulk_size, action);
break;
default:
assert(false);
rte_errno = ENOTSUP;
return rte_errno;
}
return ret;
}
struct mlx5dr_action *
mlx5dr_action_create_reformat(struct mlx5dr_context *ctx,
enum mlx5dr_action_reformat_type reformat_type,
size_t data_sz,
void *inline_data,
uint32_t log_bulk_size,
uint32_t flags)
{
enum mlx5dr_action_type action_type;
struct mlx5dr_action *action;
int ret;
ret = mlx5dr_action_conv_reformat_type_to_action(reformat_type, &action_type);
if (ret)
return NULL;
action = mlx5dr_action_create_generic(ctx, flags, action_type);
if (!action)
return NULL;
if (mlx5dr_action_is_root_flags(flags)) {
if (log_bulk_size) {
DR_LOG(ERR, "Bulk reformat not supported over root");
rte_errno = ENOTSUP;
goto free_action;
}
ret = mlx5dr_action_create_reformat_root(action, data_sz, inline_data);
if (ret)
goto free_action;
return action;
}
if (!mlx5dr_action_is_hws_flags(flags) ||
((flags & MLX5DR_ACTION_FLAG_SHARED) && log_bulk_size)) {
DR_LOG(ERR, "Reformat flags don't fit HWS (flags: %x0x)\n",
flags);
rte_errno = EINVAL;
goto free_action;
}
ret = mlx5dr_action_create_reformat_hws(ctx, data_sz, inline_data, log_bulk_size, action);
if (ret) {
DR_LOG(ERR, "Failed to create reformat.\n");
rte_errno = EINVAL;
goto free_action;
}
return action;
free_action:
simple_free(action);
return NULL;
}
static int
mlx5dr_action_create_modify_header_root(struct mlx5dr_action *action,
size_t actions_sz,
__be64 *actions)
{
enum mlx5dv_flow_table_type ft_type = 0;
int ret;
ret = mlx5dr_action_conv_flags_to_ft_type(action->flags, &ft_type);
if (ret)
return rte_errno;
action->flow_action =
mlx5_glue->dv_create_flow_action_modify_header_root(action->ctx->ibv_ctx,
actions_sz,
(uint64_t *)actions,
ft_type);
if (!action->flow_action) {
rte_errno = errno;
return rte_errno;
}
return 0;
}
struct mlx5dr_action *
mlx5dr_action_create_modify_header(struct mlx5dr_context *ctx,
size_t pattern_sz,
__be64 pattern[],
uint32_t log_bulk_size,
uint32_t flags)
{
struct mlx5dr_action *action;
int ret;
action = mlx5dr_action_create_generic(ctx, flags, MLX5DR_ACTION_TYP_MODIFY_HDR);
if (!action)
return NULL;
if (mlx5dr_action_is_root_flags(flags)) {
if (log_bulk_size) {
DR_LOG(ERR, "Bulk modify-header not supported over root");
rte_errno = ENOTSUP;
goto free_action;
}
ret = mlx5dr_action_create_modify_header_root(action, pattern_sz, pattern);
if (ret)
goto free_action;
return action;
}
if (!mlx5dr_action_is_hws_flags(flags) ||
((flags & MLX5DR_ACTION_FLAG_SHARED) && log_bulk_size)) {
DR_LOG(ERR, "Flags don't fit hws (flags: %x0x, log_bulk_size: %d)\n",
flags, log_bulk_size);
rte_errno = EINVAL;
goto free_action;
}
if (pattern_sz / MLX5DR_MODIFY_ACTION_SIZE == 1) {
/* Optimize single modiy action to be used inline */
action->modify_header.single_action = pattern[0];
action->modify_header.num_of_actions = 1;
action->modify_header.single_action_type =
MLX5_GET(set_action_in, pattern, action_type);
} else {
/* Use multi action pattern and argument */
ret = mlx5dr_pat_arg_create_modify_header(ctx, action, pattern_sz,
pattern, log_bulk_size);
if (ret) {
DR_LOG(ERR, "Failed allocating modify-header\n");
goto free_action;
}
}
ret = mlx5dr_action_create_stcs(action, NULL);
if (ret)
goto free_mh_obj;
return action;
free_mh_obj:
if (action->modify_header.num_of_actions > 1)
mlx5dr_pat_arg_destroy_modify_header(ctx, action);
free_action:
simple_free(action);
return NULL;
}
static void mlx5dr_action_destroy_hws(struct mlx5dr_action *action)
{
switch (action->type) {
case MLX5DR_ACTION_TYP_TIR:
case MLX5DR_ACTION_TYP_MISS:
case MLX5DR_ACTION_TYP_TAG:
case MLX5DR_ACTION_TYP_DROP:
case MLX5DR_ACTION_TYP_CTR:
case MLX5DR_ACTION_TYP_FT:
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
case MLX5DR_ACTION_TYP_ASO_METER:
case MLX5DR_ACTION_TYP_ASO_CT:
case MLX5DR_ACTION_TYP_PUSH_VLAN:
case MLX5DR_ACTION_TYP_VPORT:
mlx5dr_action_destroy_stcs(action);
break;
case MLX5DR_ACTION_TYP_POP_VLAN:
mlx5dr_action_destroy_stcs(action);
mlx5dr_action_put_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_POP);
break;
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
case MLX5DR_ACTION_TYP_MODIFY_HDR:
mlx5dr_action_destroy_stcs(action);
if (action->modify_header.num_of_actions > 1)
mlx5dr_pat_arg_destroy_modify_header(action->ctx, action);
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
mlx5dr_action_destroy_stcs(action);
mlx5dr_action_put_shared_stc(action, MLX5DR_CONTEXT_SHARED_STC_DECAP);
mlx5dr_cmd_destroy_obj(action->reformat.arg_obj);
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
mlx5dr_action_destroy_stcs(action);
mlx5dr_cmd_destroy_obj(action->reformat.arg_obj);
break;
default:
DR_LOG(ERR, "Not supported action type: %d", action->type);
assert(false);
}
}
static void mlx5dr_action_destroy_root(struct mlx5dr_action *action)
{
switch (action->type) {
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
case MLX5DR_ACTION_TYP_MODIFY_HDR:
ibv_destroy_flow_action(action->flow_action);
break;
}
}
int mlx5dr_action_destroy(struct mlx5dr_action *action)
{
if (mlx5dr_action_is_root_flags(action->flags))
mlx5dr_action_destroy_root(action);
else
mlx5dr_action_destroy_hws(action);
simple_free(action);
return 0;
}
/* Called under pthread_spin_lock(&ctx->ctrl_lock) */
int mlx5dr_action_get_default_stc(struct mlx5dr_context *ctx,
uint8_t tbl_type)
{
struct mlx5dr_cmd_stc_modify_attr stc_attr = {0};
struct mlx5dr_action_default_stc *default_stc;
int ret;
if (ctx->common_res[tbl_type].default_stc) {
ctx->common_res[tbl_type].default_stc->refcount++;
return 0;
}
default_stc = simple_calloc(1, sizeof(*default_stc));
if (!default_stc) {
DR_LOG(ERR, "Failed to allocate memory for default STCs");
rte_errno = ENOMEM;
return rte_errno;
}
stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_NOP;
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW0;
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&default_stc->nop_ctr);
if (ret) {
DR_LOG(ERR, "Failed to allocate default counter STC");
goto free_default_stc;
}
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW5;
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&default_stc->nop_dw5);
if (ret) {
DR_LOG(ERR, "Failed to allocate default NOP DW5 STC");
goto free_nop_ctr;
}
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW6;
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&default_stc->nop_dw6);
if (ret) {
DR_LOG(ERR, "Failed to allocate default NOP DW6 STC");
goto free_nop_dw5;
}
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_DW7;
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&default_stc->nop_dw7);
if (ret) {
DR_LOG(ERR, "Failed to allocate default NOP DW7 STC");
goto free_nop_dw6;
}
stc_attr.action_type = MLX5_IFC_STC_ACTION_TYPE_ALLOW;
stc_attr.action_offset = MLX5DR_ACTION_OFFSET_HIT;
ret = mlx5dr_action_alloc_single_stc(ctx, &stc_attr, tbl_type,
&default_stc->default_hit);
if (ret) {
DR_LOG(ERR, "Failed to allocate default allow STC");
goto free_nop_dw7;
}
ctx->common_res[tbl_type].default_stc = default_stc;
ctx->common_res[tbl_type].default_stc->refcount++;
return 0;
free_nop_dw7:
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw7);
free_nop_dw6:
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw6);
free_nop_dw5:
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw5);
free_nop_ctr:
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_ctr);
free_default_stc:
simple_free(default_stc);
return rte_errno;
}
void mlx5dr_action_put_default_stc(struct mlx5dr_context *ctx,
uint8_t tbl_type)
{
struct mlx5dr_action_default_stc *default_stc;
default_stc = ctx->common_res[tbl_type].default_stc;
default_stc = ctx->common_res[tbl_type].default_stc;
if (--default_stc->refcount)
return;
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->default_hit);
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw7);
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw6);
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_dw5);
mlx5dr_action_free_single_stc(ctx, tbl_type, &default_stc->nop_ctr);
simple_free(default_stc);
ctx->common_res[tbl_type].default_stc = NULL;
}
static void mlx5dr_action_modify_write(struct mlx5dr_send_engine *queue,
uint32_t arg_idx,
uint8_t *arg_data,
uint16_t num_of_actions)
{
mlx5dr_arg_write(queue, NULL, arg_idx, arg_data,
num_of_actions * MLX5DR_MODIFY_ACTION_SIZE);
}
void
mlx5dr_action_prepare_decap_l3_data(uint8_t *src, uint8_t *dst,
uint16_t num_of_actions)
{
uint8_t *e_src;
int i;
/* num_of_actions = remove l3l2 + 4/5 inserts + remove extra 2 bytes
* copy from end of src to the start of dst.
* move to the end, 2 is the leftover from 14B or 18B
*/
if (num_of_actions == DECAP_L3_NUM_ACTIONS_W_NO_VLAN)
e_src = src + MLX5DR_ACTION_HDR_LEN_L2;
else
e_src = src + MLX5DR_ACTION_HDR_LEN_L2_W_VLAN;
/* Move dst over the first remove action + zero data */
dst += MLX5DR_ACTION_DOUBLE_SIZE;
/* Move dst over the first insert ctrl action */
dst += MLX5DR_ACTION_DOUBLE_SIZE / 2;
/* Actions:
* no vlan: r_h-insert_4b-insert_4b-insert_4b-insert_4b-remove_2b.
* with vlan: r_h-insert_4b-insert_4b-insert_4b-insert_4b-insert_4b-remove_2b.
* the loop is without the last insertion.
*/
for (i = 0; i < num_of_actions - 3; i++) {
e_src -= MLX5DR_ACTION_INLINE_DATA_SIZE;
memcpy(dst, e_src, MLX5DR_ACTION_INLINE_DATA_SIZE); /* data */
dst += MLX5DR_ACTION_DOUBLE_SIZE;
}
/* Copy the last 2 bytes after a gap of 2 bytes which will be removed */
e_src -= MLX5DR_ACTION_INLINE_DATA_SIZE / 2;
dst += MLX5DR_ACTION_INLINE_DATA_SIZE / 2;
memcpy(dst, e_src, 2);
}
static struct mlx5dr_actions_wqe_setter *
mlx5dr_action_setter_find_first(struct mlx5dr_actions_wqe_setter *setter,
uint8_t req_flags)
{
/* Use a new setter if requested flags are taken */
while (setter->flags & req_flags)
setter++;
/* Use current setter in required flags are not used */
return setter;
}
static void
mlx5dr_action_apply_stc(struct mlx5dr_actions_apply_data *apply,
enum mlx5dr_action_stc_idx stc_idx,
uint8_t action_idx)
{
struct mlx5dr_action *action = apply->rule_action[action_idx].action;
apply->wqe_ctrl->stc_ix[stc_idx] =
htobe32(action->stc[apply->tbl_type].offset);
}
static void
mlx5dr_action_setter_push_vlan(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
rule_action = &apply->rule_action[setter->idx_double];
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = rule_action->push_vlan.vlan_hdr;
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW6, setter->idx_double);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
}
static void
mlx5dr_action_setter_modify_header(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
struct mlx5dr_action *action;
uint32_t arg_sz, arg_idx;
uint8_t *single_action;
rule_action = &apply->rule_action[setter->idx_double];
action = rule_action->action;
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW6, setter->idx_double);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
if (action->modify_header.num_of_actions == 1) {
if (action->modify_header.single_action_type ==
MLX5_MODIFICATION_TYPE_COPY) {
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = 0;
return;
}
if (action->flags & MLX5DR_ACTION_FLAG_SHARED)
single_action = (uint8_t *)&action->modify_header.single_action;
else
single_action = rule_action->modify_header.data;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] =
*(__be32 *)MLX5_ADDR_OF(set_action_in, single_action, data);
} else {
/* Argument offset multiple with number of args per these actions */
arg_sz = mlx5dr_arg_get_arg_size(action->modify_header.num_of_actions);
arg_idx = rule_action->modify_header.offset * arg_sz;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = htobe32(arg_idx);
if (!(action->flags & MLX5DR_ACTION_FLAG_SHARED)) {
apply->require_dep = 1;
mlx5dr_action_modify_write(apply->queue,
action->modify_header.arg_obj->id + arg_idx,
rule_action->modify_header.data,
action->modify_header.num_of_actions);
}
}
}
static void
mlx5dr_action_setter_insert_ptr(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
uint32_t arg_idx, arg_sz;
rule_action = &apply->rule_action[setter->idx_double];
/* Argument offset multiple on args required for header size */
arg_sz = mlx5dr_arg_data_size_to_arg_size(rule_action->action->reformat.header_size);
arg_idx = rule_action->reformat.offset * arg_sz;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = htobe32(arg_idx);
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW6, setter->idx_double);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
if (!(rule_action->action->flags & MLX5DR_ACTION_FLAG_SHARED)) {
apply->require_dep = 1;
mlx5dr_arg_write(apply->queue, NULL,
rule_action->action->reformat.arg_obj->id + arg_idx,
rule_action->reformat.data,
rule_action->action->reformat.header_size);
}
}
static void
mlx5dr_action_setter_tnl_l3_to_l2(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
struct mlx5dr_action *action;
uint32_t arg_sz, arg_idx;
rule_action = &apply->rule_action[setter->idx_double];
action = rule_action->action;
/* Argument offset multiple on args required for num of actions */
arg_sz = mlx5dr_arg_get_arg_size(action->modify_header.num_of_actions);
arg_idx = rule_action->reformat.offset * arg_sz;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = 0;
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = htobe32(arg_idx);
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW6, setter->idx_double);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
if (!(action->flags & MLX5DR_ACTION_FLAG_SHARED)) {
apply->require_dep = 1;
mlx5dr_arg_decapl3_write(apply->queue,
action->modify_header.arg_obj->id + arg_idx,
rule_action->reformat.data,
action->modify_header.num_of_actions);
}
}
static void
mlx5dr_action_setter_aso(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
uint32_t exe_aso_ctrl;
uint32_t offset;
rule_action = &apply->rule_action[setter->idx_double];
switch (rule_action->action->type) {
case MLX5DR_ACTION_TYP_ASO_METER:
/* exe_aso_ctrl format:
* [STC only and reserved bits 29b][init_color 2b][meter_id 1b]
*/
offset = rule_action->aso_meter.offset / MLX5_ASO_METER_NUM_PER_OBJ;
exe_aso_ctrl = rule_action->aso_meter.offset % MLX5_ASO_METER_NUM_PER_OBJ;
exe_aso_ctrl |= rule_action->aso_meter.init_color <<
MLX5DR_ACTION_METER_INIT_COLOR_OFFSET;
break;
case MLX5DR_ACTION_TYP_ASO_CT:
/* exe_aso_ctrl CT format:
* [STC only and reserved bits 31b][direction 1b]
*/
offset = rule_action->aso_ct.offset / MLX5_ASO_CT_NUM_PER_OBJ;
exe_aso_ctrl = rule_action->aso_ct.direction;
break;
default:
DR_LOG(ERR, "Unsupported ASO action type: %d", rule_action->action->type);
rte_errno = ENOTSUP;
return;
}
/* aso_object_offset format: [24B] */
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW6] = htobe32(offset);
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW7] = htobe32(exe_aso_ctrl);
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW6, setter->idx_double);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW7] = 0;
}
static void
mlx5dr_action_setter_tag(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
rule_action = &apply->rule_action[setter->idx_single];
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = htobe32(rule_action->tag.value);
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW5, setter->idx_single);
}
static void
mlx5dr_action_setter_ctrl_ctr(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
struct mlx5dr_rule_action *rule_action;
rule_action = &apply->rule_action[setter->idx_ctr];
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW0] = htobe32(rule_action->counter.offset);
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_CTRL, setter->idx_ctr);
}
static void
mlx5dr_action_setter_single(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = 0;
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_DW5, setter->idx_single);
}
static void
mlx5dr_action_setter_single_double_pop(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW5] =
htobe32(mlx5dr_action_get_shared_stc_offset(apply->common_res,
MLX5DR_CONTEXT_SHARED_STC_POP));
}
static void
mlx5dr_action_setter_hit(struct mlx5dr_actions_apply_data *apply,
struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_HIT_LSB] = 0;
mlx5dr_action_apply_stc(apply, MLX5DR_ACTION_STC_IDX_HIT, setter->idx_hit);
}
static void
mlx5dr_action_setter_default_hit(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_HIT_LSB] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_HIT] =
htobe32(apply->common_res->default_stc->default_hit.offset);
}
static void
mlx5dr_action_setter_hit_next_action(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_HIT_LSB] = htobe32(apply->next_direct_idx << 6);
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_HIT] = htobe32(apply->jump_to_action_stc);
}
static void
mlx5dr_action_setter_common_decap(struct mlx5dr_actions_apply_data *apply,
__rte_unused struct mlx5dr_actions_wqe_setter *setter)
{
apply->wqe_data[MLX5DR_ACTION_OFFSET_DW5] = 0;
apply->wqe_ctrl->stc_ix[MLX5DR_ACTION_STC_IDX_DW5] =
htobe32(mlx5dr_action_get_shared_stc_offset(apply->common_res,
MLX5DR_CONTEXT_SHARED_STC_DECAP));
}
int mlx5dr_action_template_process(struct mlx5dr_action_template *at)
{
struct mlx5dr_actions_wqe_setter *start_setter = at->setters + 1;
enum mlx5dr_action_type *action_type = at->action_type_arr;
struct mlx5dr_actions_wqe_setter *setter = at->setters;
struct mlx5dr_actions_wqe_setter *pop_setter = NULL;
struct mlx5dr_actions_wqe_setter *last_setter;
int i;
/* Note: Given action combination must be valid */
/* Check if action were already processed */
if (at->num_of_action_stes)
return 0;
for (i = 0; i < MLX5DR_ACTION_MAX_STE; i++)
setter[i].set_hit = &mlx5dr_action_setter_hit_next_action;
/* The same action template setters can be used with jumbo or match
* STE, to support both cases we reseve the first setter for cases
* with jumbo STE to allow jump to the first action STE.
* This extra setter can be reduced in some cases on rule creation.
*/
setter = start_setter;
last_setter = start_setter;
for (i = 0; i < at->num_actions; i++) {
switch (action_type[i]) {
case MLX5DR_ACTION_TYP_DROP:
case MLX5DR_ACTION_TYP_TIR:
case MLX5DR_ACTION_TYP_FT:
case MLX5DR_ACTION_TYP_VPORT:
case MLX5DR_ACTION_TYP_MISS:
/* Hit action */
last_setter->flags |= ASF_HIT;
last_setter->set_hit = &mlx5dr_action_setter_hit;
last_setter->idx_hit = i;
break;
case MLX5DR_ACTION_TYP_POP_VLAN:
/* Single remove header to header */
if (pop_setter) {
/* We have 2 pops, use the shared */
pop_setter->set_single = &mlx5dr_action_setter_single_double_pop;
break;
}
setter = mlx5dr_action_setter_find_first(last_setter, ASF_SINGLE1 | ASF_MODIFY);
setter->flags |= ASF_SINGLE1 | ASF_REPARSE | ASF_REMOVE;
setter->set_single = &mlx5dr_action_setter_single;
setter->idx_single = i;
pop_setter = setter;
break;
case MLX5DR_ACTION_TYP_PUSH_VLAN:
/* Double insert inline */
setter = mlx5dr_action_setter_find_first(last_setter, ASF_DOUBLE | ASF_REMOVE);
setter->flags |= ASF_DOUBLE | ASF_REPARSE | ASF_MODIFY;
setter->set_double = &mlx5dr_action_setter_push_vlan;
setter->idx_double = i;
break;
case MLX5DR_ACTION_TYP_MODIFY_HDR:
/* Double modify header list */
setter = mlx5dr_action_setter_find_first(last_setter, ASF_DOUBLE | ASF_REMOVE);
setter->flags |= ASF_DOUBLE | ASF_MODIFY | ASF_REPARSE;
setter->set_double = &mlx5dr_action_setter_modify_header;
setter->idx_double = i;
break;
case MLX5DR_ACTION_TYP_ASO_METER:
case MLX5DR_ACTION_TYP_ASO_CT:
setter = mlx5dr_action_setter_find_first(last_setter, ASF_DOUBLE);
setter->flags |= ASF_DOUBLE;
setter->set_double = &mlx5dr_action_setter_aso;
setter->idx_double = i;
break;
case MLX5DR_ACTION_TYP_TNL_L2_TO_L2:
/* Single remove header to header */
setter = mlx5dr_action_setter_find_first(last_setter, ASF_SINGLE1 | ASF_MODIFY);
setter->flags |= ASF_SINGLE1 | ASF_REMOVE | ASF_REPARSE;
setter->set_single = &mlx5dr_action_setter_single;
setter->idx_single = i;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L2:
/* Double insert header with pointer */
setter = mlx5dr_action_setter_find_first(last_setter, ASF_DOUBLE);
setter->flags |= ASF_DOUBLE | ASF_REPARSE;
setter->set_double = &mlx5dr_action_setter_insert_ptr;
setter->idx_double = i;
break;
case MLX5DR_ACTION_TYP_L2_TO_TNL_L3:
/* Single remove + Double insert header with pointer */
setter = mlx5dr_action_setter_find_first(last_setter, ASF_SINGLE1 | ASF_DOUBLE);
setter->flags |= ASF_SINGLE1 | ASF_DOUBLE | ASF_REPARSE | ASF_REMOVE;
setter->set_double = &mlx5dr_action_setter_insert_ptr;
setter->idx_double = i;
setter->set_single = &mlx5dr_action_setter_common_decap;
setter->idx_single = i;
break;
case MLX5DR_ACTION_TYP_TNL_L3_TO_L2:
/* Double modify header list with remove and push inline */
setter = mlx5dr_action_setter_find_first(last_setter,
ASF_DOUBLE | ASF_REMOVE);
setter->flags |= ASF_DOUBLE | ASF_MODIFY | ASF_REPARSE;
setter->set_double = &mlx5dr_action_setter_tnl_l3_to_l2;
setter->idx_double = i;
break;
case MLX5DR_ACTION_TYP_TAG:
/* Single TAG action, search for any room from the start */
setter = mlx5dr_action_setter_find_first(start_setter, ASF_SINGLE1);
setter->flags |= ASF_SINGLE1;
setter->set_single = &mlx5dr_action_setter_tag;
setter->idx_single = i;
break;
case MLX5DR_ACTION_TYP_CTR:
/* Control counter action
* TODO: Current counter executed first. Support is needed
* for single ation counter action which is done last.
* Example: Decap + CTR
*/
setter = mlx5dr_action_setter_find_first(start_setter, ASF_CTR);
setter->flags |= ASF_CTR;
setter->set_ctr = &mlx5dr_action_setter_ctrl_ctr;
setter->idx_ctr = i;
break;
default:
DR_LOG(ERR, "Unsupported action type: %d", action_type[i]);
rte_errno = ENOTSUP;
assert(false);
return rte_errno;
}
last_setter = RTE_MAX(setter, last_setter);
}
/* Set default hit on the last STE if no hit action provided */
if (!(last_setter->flags & ASF_HIT))
last_setter->set_hit = &mlx5dr_action_setter_default_hit;
at->num_of_action_stes = last_setter - start_setter + 1;
/* Check if action template doesn't require any action DWs */
at->only_term = (at->num_of_action_stes == 1) &&
!(last_setter->flags & ~(ASF_CTR | ASF_HIT));
return 0;
}
struct mlx5dr_action_template *
mlx5dr_action_template_create(const enum mlx5dr_action_type action_type[])
{
struct mlx5dr_action_template *at;
uint8_t num_actions = 0;
int i;
at = simple_calloc(1, sizeof(*at));
if (!at) {
DR_LOG(ERR, "Failed to allocate action template");
rte_errno = ENOMEM;
return NULL;
}
while (action_type[num_actions++] != MLX5DR_ACTION_TYP_LAST)
;
at->num_actions = num_actions - 1;
at->action_type_arr = simple_calloc(num_actions, sizeof(*action_type));
if (!at->action_type_arr) {
DR_LOG(ERR, "Failed to allocate action type array");
rte_errno = ENOMEM;
goto free_at;
}
for (i = 0; i < num_actions; i++)
at->action_type_arr[i] = action_type[i];
return at;
free_at:
simple_free(at);
return NULL;
}
int mlx5dr_action_template_destroy(struct mlx5dr_action_template *at)
{
simple_free(at->action_type_arr);
simple_free(at);
return 0;
}
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