diff options
Diffstat (limited to 'examples/l4fwd/pkt_dpdk_legacy.h')
| -rw-r--r-- | examples/l4fwd/pkt_dpdk_legacy.h | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/examples/l4fwd/pkt_dpdk_legacy.h b/examples/l4fwd/pkt_dpdk_legacy.h deleted file mode 100644 index d840978..0000000 --- a/examples/l4fwd/pkt_dpdk_legacy.h +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Copyright (c) 2016 Intel Corporation. - * 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. - */ - -#ifndef PKT_DPDK_LEGACY_H_ -#define PKT_DPDK_LEGACY_H_ - -#include "dpdk_version.h" - -struct ptype2cb { - uint32_t mask; - const char *name; - rte_rx_callback_fn fn; -}; - -enum { - ETHER_PTYPE = 0x1, - IPV4_PTYPE = 0x2, - IPV4_EXT_PTYPE = 0x4, - IPV6_PTYPE = 0x8, - IPV6_EXT_PTYPE = 0x10, - TCP_PTYPE = 0x20, - UDP_PTYPE = 0x40, -}; - -#ifdef DPDK_VERSION_GE_1604 - -static uint32_t -get_ptypes(const struct netbe_port *uprt) -{ - uint32_t smask; - int32_t i, rc; - const uint32_t pmask = RTE_PTYPE_L2_MASK | RTE_PTYPE_L3_MASK | - RTE_PTYPE_L4_MASK; - - smask = 0; - rc = rte_eth_dev_get_supported_ptypes(uprt->id, pmask, NULL, 0); - if (rc < 0) { - RTE_LOG(ERR, USER1, - "%s(port=%u) failed to get supported ptypes;\n", - __func__, uprt->id); - return smask; - } - - uint32_t ptype[rc]; - rc = rte_eth_dev_get_supported_ptypes(uprt->id, pmask, ptype, rc); - - for (i = 0; i != rc; i++) { - switch (ptype[i]) { - case RTE_PTYPE_L2_ETHER: - smask |= ETHER_PTYPE; - break; - case RTE_PTYPE_L3_IPV4: - case RTE_PTYPE_L3_IPV4_EXT_UNKNOWN: - smask |= IPV4_PTYPE; - break; - case RTE_PTYPE_L3_IPV4_EXT: - smask |= IPV4_EXT_PTYPE; - break; - case RTE_PTYPE_L3_IPV6: - case RTE_PTYPE_L3_IPV6_EXT_UNKNOWN: - smask |= IPV6_PTYPE; - break; - case RTE_PTYPE_L3_IPV6_EXT: - smask |= IPV6_EXT_PTYPE; - break; - case RTE_PTYPE_L4_TCP: - smask |= TCP_PTYPE; - break; - case RTE_PTYPE_L4_UDP: - smask |= UDP_PTYPE; - break; - } - } - - return smask; -} - -#else - -static uint32_t -get_ptypes(__rte_unused const struct netbe_port *uprt) -{ - return 0; -} - -#endif /* DPDK_VERSION_GE_1604 */ - -int -setup_rx_cb(const struct netbe_port *uprt, struct netbe_lcore *lc, - uint16_t qid, uint32_t arp) -{ - int32_t rc; - uint32_t i, n, smask; - void *cb; - const struct ptype2cb *ptype2cb; - - static const struct ptype2cb tcp_ptype2cb[] = { - { - .mask = ETHER_PTYPE | IPV4_PTYPE | IPV4_EXT_PTYPE | - IPV6_PTYPE | IPV6_EXT_PTYPE | TCP_PTYPE, - .name = "HW l2/l3x/l4-tcp ptype", - .fn = type0_tcp_rx_callback, - }, - { - .mask = ETHER_PTYPE | IPV4_PTYPE | IPV6_PTYPE | - TCP_PTYPE, - .name = "HW l2/l3/l4-tcp ptype", - .fn = type1_tcp_rx_callback, - }, - { - .mask = 0, - .name = "tcp no HW ptype", - .fn = typen_tcp_rx_callback, - }, - }; - - static const struct ptype2cb tcp_arp_ptype2cb[] = { - { - .mask = 0, - .name = "tcp with arp no HW ptype", - .fn = typen_tcp_arp_rx_callback, - }, - }; - - static const struct ptype2cb udp_ptype2cb[] = { - { - .mask = ETHER_PTYPE | IPV4_PTYPE | IPV4_EXT_PTYPE | - IPV6_PTYPE | IPV6_EXT_PTYPE | UDP_PTYPE, - .name = "HW l2/l3x/l4-udp ptype", - .fn = type0_udp_rx_callback, - }, - { - .mask = ETHER_PTYPE | IPV4_PTYPE | IPV6_PTYPE | - UDP_PTYPE, - .name = "HW l2/l3/l4-udp ptype", - .fn = type1_udp_rx_callback, - }, - { - .mask = 0, - .name = "udp no HW ptype", - .fn = typen_udp_rx_callback, - }, - }; - - smask = get_ptypes(uprt); - - if (lc->proto == TLE_PROTO_TCP) { - if (arp != 0) { - ptype2cb = tcp_arp_ptype2cb; - n = RTE_DIM(tcp_arp_ptype2cb); - } else { - ptype2cb = tcp_ptype2cb; - n = RTE_DIM(tcp_ptype2cb); - } - } else if (lc->proto == TLE_PROTO_UDP) { - ptype2cb = udp_ptype2cb; - n = RTE_DIM(udp_ptype2cb); - } else { - RTE_LOG(ERR, USER1, - "%s(lc=%u) unsupported proto: %u\n", - __func__, lc->id, lc->proto); - return -EINVAL; - } - - for (i = 0; i != n; i++) { - if ((smask & ptype2cb[i].mask) == ptype2cb[i].mask) { - cb = rte_eth_add_rx_callback(uprt->id, qid, - ptype2cb[i].fn, lc); - rc = -rte_errno; - RTE_LOG(ERR, USER1, - "%s(port=%u), setup RX callback \"%s\" " - "returns %p;\n", - __func__, uprt->id, ptype2cb[i].name, cb); - return ((cb == NULL) ? rc : 0); - } - } - - /* no proper callback found. */ - RTE_LOG(ERR, USER1, - "%s(port=%u) failed to find an appropriate callback;\n", - __func__, uprt->id); - return -ENOENT; -} - -#endif /* PKT_DPDK_LEGACY_H_ */ |