-/*-
- * BSD LICENSE
+/* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
- * Copyright (c) 2016 NXP. All rights reserved.
+ * Copyright 2016 NXP
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Freescale Semiconductor, Inc nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <time.h>
#include <rte_memcpy.h>
#include <rte_string_fns.h>
#include <rte_dev.h>
-#include <rte_ethdev.h>
#include <fslmc_logs.h>
#include <fslmc_vfio.h>
#include <dpaa2_hw_mempool.h>
#include "dpaa2_ethdev.h"
+#include "base/dpaa2_hw_dpni_annot.h"
+
+#define DPAA2_MBUF_TO_CONTIG_FD(_mbuf, _fd, _bpid) do { \
+ DPAA2_SET_FD_ADDR(_fd, DPAA2_MBUF_VADDR_TO_IOVA(_mbuf)); \
+ DPAA2_SET_FD_LEN(_fd, _mbuf->data_len); \
+ DPAA2_SET_ONLY_FD_BPID(_fd, _bpid); \
+ DPAA2_SET_FD_OFFSET(_fd, _mbuf->data_off); \
+ DPAA2_SET_FD_ASAL(_fd, DPAA2_ASAL_VAL); \
+} while (0)
+
+static inline void __attribute__((hot))
+dpaa2_dev_rx_parse_frc(struct rte_mbuf *m, uint16_t frc)
+{
+ PMD_RX_LOG(DEBUG, "frc = 0x%x ", frc);
+
+ m->packet_type = RTE_PTYPE_UNKNOWN;
+ switch (frc) {
+ case DPAA2_PKT_TYPE_ETHER:
+ m->packet_type = RTE_PTYPE_L2_ETHER;
+ break;
+ case DPAA2_PKT_TYPE_IPV4:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4;
+ break;
+ case DPAA2_PKT_TYPE_IPV6:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6;
+ break;
+ case DPAA2_PKT_TYPE_IPV4_EXT:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4_EXT;
+ break;
+ case DPAA2_PKT_TYPE_IPV6_EXT:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6_EXT;
+ break;
+ case DPAA2_PKT_TYPE_IPV4_TCP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_TCP;
+ break;
+ case DPAA2_PKT_TYPE_IPV6_TCP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_TCP;
+ break;
+ case DPAA2_PKT_TYPE_IPV4_UDP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_UDP;
+ break;
+ case DPAA2_PKT_TYPE_IPV6_UDP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_UDP;
+ break;
+ case DPAA2_PKT_TYPE_IPV4_SCTP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_SCTP;
+ break;
+ case DPAA2_PKT_TYPE_IPV6_SCTP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_SCTP;
+ break;
+ case DPAA2_PKT_TYPE_IPV4_ICMP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L4_ICMP;
+ break;
+ case DPAA2_PKT_TYPE_IPV6_ICMP:
+ m->packet_type = RTE_PTYPE_L2_ETHER |
+ RTE_PTYPE_L3_IPV6 | RTE_PTYPE_L4_ICMP;
+ break;
+ case DPAA2_PKT_TYPE_VLAN_1:
+ case DPAA2_PKT_TYPE_VLAN_2:
+ m->ol_flags |= PKT_RX_VLAN;
+ break;
+ /* More switch cases can be added */
+ /* TODO: Add handling for checksum error check from FRC */
+ default:
+ m->packet_type = RTE_PTYPE_UNKNOWN;
+ }
+}
+
+static inline uint32_t __attribute__((hot))
+dpaa2_dev_rx_parse_slow(uint64_t hw_annot_addr)
+{
+ uint32_t pkt_type = RTE_PTYPE_UNKNOWN;
+ struct dpaa2_annot_hdr *annotation =
+ (struct dpaa2_annot_hdr *)hw_annot_addr;
+
+ PMD_RX_LOG(DEBUG, "annotation = 0x%lx ", annotation->word4);
+ if (BIT_ISSET_AT_POS(annotation->word3, L2_ARP_PRESENT)) {
+ pkt_type = RTE_PTYPE_L2_ETHER_ARP;
+ goto parse_done;
+ } else if (BIT_ISSET_AT_POS(annotation->word3, L2_ETH_MAC_PRESENT)) {
+ pkt_type = RTE_PTYPE_L2_ETHER;
+ } else {
+ goto parse_done;
+ }
+
+ if (BIT_ISSET_AT_POS(annotation->word4, L3_IPV4_1_PRESENT |
+ L3_IPV4_N_PRESENT)) {
+ pkt_type |= RTE_PTYPE_L3_IPV4;
+ if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_OPT_PRESENT |
+ L3_IP_N_OPT_PRESENT))
+ pkt_type |= RTE_PTYPE_L3_IPV4_EXT;
+
+ } else if (BIT_ISSET_AT_POS(annotation->word4, L3_IPV6_1_PRESENT |
+ L3_IPV6_N_PRESENT)) {
+ pkt_type |= RTE_PTYPE_L3_IPV6;
+ if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_OPT_PRESENT |
+ L3_IP_N_OPT_PRESENT))
+ pkt_type |= RTE_PTYPE_L3_IPV6_EXT;
+ } else {
+ goto parse_done;
+ }
+
+ if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_FIRST_FRAGMENT |
+ L3_IP_1_MORE_FRAGMENT |
+ L3_IP_N_FIRST_FRAGMENT |
+ L3_IP_N_MORE_FRAGMENT)) {
+ pkt_type |= RTE_PTYPE_L4_FRAG;
+ goto parse_done;
+ } else {
+ pkt_type |= RTE_PTYPE_L4_NONFRAG;
+ }
+
+ if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_UDP_PRESENT))
+ pkt_type |= RTE_PTYPE_L4_UDP;
+
+ else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_TCP_PRESENT))
+ pkt_type |= RTE_PTYPE_L4_TCP;
+
+ else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_SCTP_PRESENT))
+ pkt_type |= RTE_PTYPE_L4_SCTP;
+
+ else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_ICMP_PRESENT))
+ pkt_type |= RTE_PTYPE_L4_ICMP;
+
+ else if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_UNKNOWN_PROTOCOL))
+ pkt_type |= RTE_PTYPE_UNKNOWN;
+
+parse_done:
+ return pkt_type;
+}
+
+
+static inline uint32_t __attribute__((hot))
+dpaa2_dev_rx_parse(uint64_t hw_annot_addr)
+{
+ struct dpaa2_annot_hdr *annotation =
+ (struct dpaa2_annot_hdr *)hw_annot_addr;
+
+ PMD_RX_LOG(DEBUG, "annotation = 0x%lx ", annotation->word4);
+
+ /* Return some common types from parse processing */
+ switch (annotation->word4) {
+ case DPAA2_L3_IPv4:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4;
+ case DPAA2_L3_IPv6:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6;
+ case DPAA2_L3_IPv4_TCP:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4 |
+ RTE_PTYPE_L4_TCP;
+ case DPAA2_L3_IPv4_UDP:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4 |
+ RTE_PTYPE_L4_UDP;
+ case DPAA2_L3_IPv6_TCP:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6 |
+ RTE_PTYPE_L4_TCP;
+ case DPAA2_L3_IPv6_UDP:
+ return RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV6 |
+ RTE_PTYPE_L4_UDP;
+ default:
+ PMD_RX_LOG(DEBUG, "Slow parse the parsing results\n");
+ break;
+ }
+
+ return dpaa2_dev_rx_parse_slow(hw_annot_addr);
+}
+
+static inline void __attribute__((hot))
+dpaa2_dev_rx_offload(uint64_t hw_annot_addr, struct rte_mbuf *mbuf)
+{
+ struct dpaa2_annot_hdr *annotation =
+ (struct dpaa2_annot_hdr *)hw_annot_addr;
+
+ if (BIT_ISSET_AT_POS(annotation->word3,
+ L2_VLAN_1_PRESENT | L2_VLAN_N_PRESENT))
+ mbuf->ol_flags |= PKT_RX_VLAN;
+
+ if (BIT_ISSET_AT_POS(annotation->word8, DPAA2_ETH_FAS_L3CE))
+ mbuf->ol_flags |= PKT_RX_IP_CKSUM_BAD;
+
+ if (BIT_ISSET_AT_POS(annotation->word8, DPAA2_ETH_FAS_L4CE))
+ mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+}
+
+static inline struct rte_mbuf *__attribute__((hot))
+eth_sg_fd_to_mbuf(const struct qbman_fd *fd)
+{
+ struct qbman_sge *sgt, *sge;
+ dma_addr_t sg_addr;
+ int i = 0;
+ uint64_t fd_addr;
+ struct rte_mbuf *first_seg, *next_seg, *cur_seg, *temp;
+
+ fd_addr = (uint64_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
+
+ /* Get Scatter gather table address */
+ sgt = (struct qbman_sge *)(fd_addr + DPAA2_GET_FD_OFFSET(fd));
+
+ sge = &sgt[i++];
+ sg_addr = (uint64_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FLE_ADDR(sge));
+
+ /* First Scatter gather entry */
+ first_seg = DPAA2_INLINE_MBUF_FROM_BUF(sg_addr,
+ rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size);
+ /* Prepare all the metadata for first segment */
+ first_seg->buf_addr = (uint8_t *)sg_addr;
+ first_seg->ol_flags = 0;
+ first_seg->data_off = DPAA2_GET_FLE_OFFSET(sge);
+ first_seg->data_len = sge->length & 0x1FFFF;
+ first_seg->pkt_len = DPAA2_GET_FD_LEN(fd);
+ first_seg->nb_segs = 1;
+ first_seg->next = NULL;
+ if (dpaa2_svr_family == SVR_LX2160A)
+ dpaa2_dev_rx_parse_frc(first_seg,
+ DPAA2_GET_FD_FRC_PARSE_SUM(fd));
+ else {
+ first_seg->packet_type = dpaa2_dev_rx_parse(
+ (uint64_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd))
+ + DPAA2_FD_PTA_SIZE);
+ dpaa2_dev_rx_offload((uint64_t)DPAA2_IOVA_TO_VADDR(
+ DPAA2_GET_FD_ADDR(fd)) +
+ DPAA2_FD_PTA_SIZE, first_seg);
+ }
+ rte_mbuf_refcnt_set(first_seg, 1);
+ cur_seg = first_seg;
+ while (!DPAA2_SG_IS_FINAL(sge)) {
+ sge = &sgt[i++];
+ sg_addr = (uint64_t)DPAA2_IOVA_TO_VADDR(
+ DPAA2_GET_FLE_ADDR(sge));
+ next_seg = DPAA2_INLINE_MBUF_FROM_BUF(sg_addr,
+ rte_dpaa2_bpid_info[DPAA2_GET_FLE_BPID(sge)].meta_data_size);
+ next_seg->buf_addr = (uint8_t *)sg_addr;
+ next_seg->data_off = DPAA2_GET_FLE_OFFSET(sge);
+ next_seg->data_len = sge->length & 0x1FFFF;
+ first_seg->nb_segs += 1;
+ rte_mbuf_refcnt_set(next_seg, 1);
+ cur_seg->next = next_seg;
+ next_seg->next = NULL;
+ cur_seg = next_seg;
+ }
+ temp = DPAA2_INLINE_MBUF_FROM_BUF(fd_addr,
+ rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size);
+ rte_mbuf_refcnt_set(temp, 1);
+ rte_pktmbuf_free_seg(temp);
+
+ return (void *)first_seg;
+}
static inline struct rte_mbuf *__attribute__((hot))
eth_fd_to_mbuf(const struct qbman_fd *fd)
{
struct rte_mbuf *mbuf = DPAA2_INLINE_MBUF_FROM_BUF(
- DPAA2_GET_FD_ADDR(fd),
+ DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd)),
rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size);
/* need to repopulated some of the fields,
mbuf->data_off = DPAA2_GET_FD_OFFSET(fd);
mbuf->data_len = DPAA2_GET_FD_LEN(fd);
mbuf->pkt_len = mbuf->data_len;
-
- mbuf->packet_type = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4;
-
mbuf->next = NULL;
rte_mbuf_refcnt_set(mbuf, 1);
+ /* Parse the packet */
+ /* parse results for LX2 are there in FRC field of FD.
+ * For other DPAA2 platforms , parse results are after
+ * the private - sw annotation area
+ */
+
+ if (dpaa2_svr_family == SVR_LX2160A)
+ dpaa2_dev_rx_parse_frc(mbuf, DPAA2_GET_FD_FRC_PARSE_SUM(fd));
+ else {
+ mbuf->packet_type = dpaa2_dev_rx_parse(
+ (uint64_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd))
+ + DPAA2_FD_PTA_SIZE);
+ dpaa2_dev_rx_offload((uint64_t)DPAA2_IOVA_TO_VADDR(
+ DPAA2_GET_FD_ADDR(fd)) +
+ DPAA2_FD_PTA_SIZE, mbuf);
+ }
+
PMD_RX_LOG(DEBUG, "to mbuf - mbuf =%p, mbuf->buf_addr =%p, off = %d,"
"fd_off=%d fd =%lx, meta = %d bpid =%d, len=%d\n",
mbuf, mbuf->buf_addr, mbuf->data_off,
return mbuf;
}
+static int __attribute__ ((noinline)) __attribute__((hot))
+eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf,
+ struct qbman_fd *fd, uint16_t bpid)
+{
+ struct rte_mbuf *cur_seg = mbuf, *prev_seg, *mi, *temp;
+ struct qbman_sge *sgt, *sge = NULL;
+ int i;
+
+ /* First Prepare FD to be transmited*/
+ /* Resetting the buffer pool id and offset field*/
+ fd->simple.bpid_offset = 0;
+
+ if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
+ int ret = rte_vlan_insert(&mbuf);
+ if (ret)
+ return ret;
+ }
+
+ temp = rte_pktmbuf_alloc(mbuf->pool);
+ if (temp == NULL) {
+ PMD_TX_LOG(ERR, "No memory to allocate S/G table");
+ return -ENOMEM;
+ }
+
+ DPAA2_SET_FD_ADDR(fd, DPAA2_MBUF_VADDR_TO_IOVA(temp));
+ DPAA2_SET_FD_LEN(fd, mbuf->pkt_len);
+ DPAA2_SET_FD_OFFSET(fd, temp->data_off);
+ DPAA2_SET_FD_BPID(fd, bpid);
+ DPAA2_SET_FD_ASAL(fd, DPAA2_ASAL_VAL);
+ DPAA2_FD_SET_FORMAT(fd, qbman_fd_sg);
+ /*Set Scatter gather table and Scatter gather entries*/
+ sgt = (struct qbman_sge *)(
+ (uint64_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd))
+ + DPAA2_GET_FD_OFFSET(fd));
+
+ for (i = 0; i < mbuf->nb_segs; i++) {
+ sge = &sgt[i];
+ /*Resetting the buffer pool id and offset field*/
+ sge->fin_bpid_offset = 0;
+ DPAA2_SET_FLE_ADDR(sge, DPAA2_MBUF_VADDR_TO_IOVA(cur_seg));
+ DPAA2_SET_FLE_OFFSET(sge, cur_seg->data_off);
+ sge->length = cur_seg->data_len;
+ if (RTE_MBUF_DIRECT(cur_seg)) {
+ if (rte_mbuf_refcnt_read(cur_seg) > 1) {
+ /* If refcnt > 1, invalid bpid is set to ensure
+ * buffer is not freed by HW
+ */
+ DPAA2_SET_FLE_IVP(sge);
+ rte_mbuf_refcnt_update(cur_seg, -1);
+ } else
+ DPAA2_SET_FLE_BPID(sge,
+ mempool_to_bpid(cur_seg->pool));
+ cur_seg = cur_seg->next;
+ } else {
+ /* Get owner MBUF from indirect buffer */
+ mi = rte_mbuf_from_indirect(cur_seg);
+ if (rte_mbuf_refcnt_read(mi) > 1) {
+ /* If refcnt > 1, invalid bpid is set to ensure
+ * owner buffer is not freed by HW
+ */
+ DPAA2_SET_FLE_IVP(sge);
+ } else {
+ DPAA2_SET_FLE_BPID(sge,
+ mempool_to_bpid(mi->pool));
+ rte_mbuf_refcnt_update(mi, 1);
+ }
+ prev_seg = cur_seg;
+ cur_seg = cur_seg->next;
+ prev_seg->next = NULL;
+ rte_pktmbuf_free(prev_seg);
+ }
+ }
+ DPAA2_SG_SET_FINAL(sge, true);
+ return 0;
+}
+
+static void
+eth_mbuf_to_fd(struct rte_mbuf *mbuf,
+ struct qbman_fd *fd, uint16_t bpid) __attribute__((unused));
+
static void __attribute__ ((noinline)) __attribute__((hot))
eth_mbuf_to_fd(struct rte_mbuf *mbuf,
struct qbman_fd *fd, uint16_t bpid)
{
+ if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
+ if (rte_vlan_insert(&mbuf)) {
+ rte_pktmbuf_free(mbuf);
+ return;
+ }
+ }
/*Resetting the buffer pool id and offset field*/
fd->simple.bpid_offset = 0;
- DPAA2_SET_FD_ADDR(fd, (mbuf->buf_addr));
- DPAA2_SET_FD_LEN(fd, mbuf->data_len);
- DPAA2_SET_FD_BPID(fd, bpid);
- DPAA2_SET_FD_OFFSET(fd, mbuf->data_off);
- DPAA2_SET_FD_ASAL(fd, DPAA2_ASAL_VAL);
+ DPAA2_MBUF_TO_CONTIG_FD(mbuf, fd, bpid);
PMD_TX_LOG(DEBUG, "mbuf =%p, mbuf->buf_addr =%p, off = %d,"
"fd_off=%d fd =%lx, meta = %d bpid =%d, len=%d\n",
DPAA2_GET_FD_OFFSET(fd), DPAA2_GET_FD_ADDR(fd),
rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size,
DPAA2_GET_FD_BPID(fd), DPAA2_GET_FD_LEN(fd));
+ if (RTE_MBUF_DIRECT(mbuf)) {
+ if (rte_mbuf_refcnt_read(mbuf) > 1) {
+ DPAA2_SET_FD_IVP(fd);
+ rte_mbuf_refcnt_update(mbuf, -1);
+ }
+ } else {
+ struct rte_mbuf *mi;
+
+ mi = rte_mbuf_from_indirect(mbuf);
+ if (rte_mbuf_refcnt_read(mi) > 1)
+ DPAA2_SET_FD_IVP(fd);
+ else
+ rte_mbuf_refcnt_update(mi, 1);
+ rte_pktmbuf_free(mbuf);
+ }
+}
+
+static inline int __attribute__((hot))
+eth_copy_mbuf_to_fd(struct rte_mbuf *mbuf,
+ struct qbman_fd *fd, uint16_t bpid)
+{
+ struct rte_mbuf *m;
+ void *mb = NULL;
+
+ if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) {
+ int ret = rte_vlan_insert(&mbuf);
+ if (ret)
+ return ret;
+ }
+
+ if (rte_dpaa2_mbuf_alloc_bulk(
+ rte_dpaa2_bpid_info[bpid].bp_list->mp, &mb, 1)) {
+ PMD_TX_LOG(WARNING, "Unable to allocated DPAA2 buffer");
+ return -1;
+ }
+ m = (struct rte_mbuf *)mb;
+ memcpy((char *)m->buf_addr + mbuf->data_off,
+ (void *)((char *)mbuf->buf_addr + mbuf->data_off),
+ mbuf->pkt_len);
+
+ /* Copy required fields */
+ m->data_off = mbuf->data_off;
+ m->ol_flags = mbuf->ol_flags;
+ m->packet_type = mbuf->packet_type;
+ m->tx_offload = mbuf->tx_offload;
+
+ /*Resetting the buffer pool id and offset field*/
+ fd->simple.bpid_offset = 0;
+
+ DPAA2_MBUF_TO_CONTIG_FD(m, fd, bpid);
+
+ PMD_TX_LOG(DEBUG, " mbuf %p BMAN buf addr %p",
+ (void *)mbuf, mbuf->buf_addr);
+
+ PMD_TX_LOG(DEBUG, " fdaddr =%lx bpid =%d meta =%d off =%d, len =%d",
+ DPAA2_GET_FD_ADDR(fd),
+ DPAA2_GET_FD_BPID(fd),
+ rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size,
+ DPAA2_GET_FD_OFFSET(fd),
+ DPAA2_GET_FD_LEN(fd));
+
+ return 0;
}
uint16_t
-dpaa2_dev_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
+dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
{
- /* Function is responsible to receive frames for a given device and VQ*/
+ /* Function receive frames for a given device and VQ*/
struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)queue;
struct qbman_result *dq_storage;
uint32_t fqid = dpaa2_q->fqid;
int ret, num_rx = 0;
uint8_t is_last = 0, status;
struct qbman_swp *swp;
- const struct qbman_fd *fd;
+ const struct qbman_fd *fd[DPAA2_DQRR_RING_SIZE], *next_fd;
struct qbman_pull_desc pulldesc;
+ struct queue_storage_info_t *q_storage = dpaa2_q->q_storage;
struct rte_eth_dev *dev = dpaa2_q->dev;
if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
}
}
swp = DPAA2_PER_LCORE_PORTAL;
- dq_storage = dpaa2_q->q_storage->dq_storage[0];
-
- qbman_pull_desc_clear(&pulldesc);
- qbman_pull_desc_set_numframes(&pulldesc,
- (nb_pkts > DPAA2_DQRR_RING_SIZE) ?
- DPAA2_DQRR_RING_SIZE : nb_pkts);
- qbman_pull_desc_set_fq(&pulldesc, fqid);
- /* todo optimization - we can have dq_storage_phys available*/
- qbman_pull_desc_set_storage(&pulldesc, dq_storage,
- (dma_addr_t)(dq_storage), 1);
-
- /*Issue a volatile dequeue command. */
- while (1) {
- if (qbman_swp_pull(swp, &pulldesc)) {
- PMD_RX_LOG(ERR, "VDQ command is not issued."
- "QBMAN is busy\n");
- /* Portal was busy, try again */
- continue;
+ if (!q_storage->active_dqs) {
+ q_storage->toggle = 0;
+ dq_storage = q_storage->dq_storage[q_storage->toggle];
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_numframes(&pulldesc,
+ (nb_pkts > DPAA2_DQRR_RING_SIZE) ?
+ DPAA2_DQRR_RING_SIZE : nb_pkts);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage,
+ (dma_addr_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
+ if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
+ while (!qbman_check_command_complete(
+ get_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)))
+ ;
+ clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
}
- break;
- };
-
- /* Receive the packets till Last Dequeue entry is found with
- * respect to the above issues PULL command.
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ PMD_RX_LOG(WARNING, "VDQ command is not issued."
+ "QBMAN is busy\n");
+ /* Portal was busy, try again */
+ continue;
+ }
+ break;
+ }
+ q_storage->active_dqs = dq_storage;
+ q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
+ set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage);
+ }
+ dq_storage = q_storage->active_dqs;
+ rte_prefetch0((void *)((uint64_t)(dq_storage + 1)));
+ /* Check if the previous issued command is completed.
+ * Also seems like the SWP is shared between the Ethernet Driver
+ * and the SEC driver.
*/
+ while (!qbman_check_command_complete(dq_storage))
+ ;
+ if (dq_storage == get_swp_active_dqs(q_storage->active_dpio_id))
+ clear_swp_active_dqs(q_storage->active_dpio_id);
while (!is_last) {
- struct rte_mbuf *mbuf;
- /*Check if the previous issued command is completed.
- * Also seems like the SWP is shared between the
- * Ethernet Driver and the SEC driver.
- */
- while (!qbman_check_command_complete(swp, dq_storage))
- ;
/* Loop until the dq_storage is updated with
* new token by QBMAN
*/
- while (!qbman_result_has_new_result(swp, dq_storage))
+ while (!qbman_check_new_result(dq_storage))
;
+ rte_prefetch0((void *)((uint64_t)(dq_storage + 2)));
/* Check whether Last Pull command is Expired and
* setting Condition for Loop termination
*/
if (unlikely((status & QBMAN_DQ_STAT_VALIDFRAME) == 0))
continue;
}
+ fd[num_rx] = qbman_result_DQ_fd(dq_storage);
- fd = qbman_result_DQ_fd(dq_storage);
- mbuf = (struct rte_mbuf *)(DPAA2_GET_FD_ADDR(fd)
- - rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size);
- /* Prefeth mbuf */
- rte_prefetch0(mbuf);
+ next_fd = qbman_result_DQ_fd(dq_storage + 1);
/* Prefetch Annotation address for the parse results */
- rte_prefetch0((void *)((uint64_t)DPAA2_GET_FD_ADDR(fd)
- + DPAA2_FD_PTA_SIZE + 16));
+ rte_prefetch0((void *)((uint64_t)DPAA2_GET_FD_ADDR(next_fd)
+ + DPAA2_FD_PTA_SIZE + 16));
- bufs[num_rx] = eth_fd_to_mbuf(fd);
+ if (unlikely(DPAA2_FD_GET_FORMAT(fd[num_rx]) == qbman_fd_sg))
+ bufs[num_rx] = eth_sg_fd_to_mbuf(fd[num_rx]);
+ else
+ bufs[num_rx] = eth_fd_to_mbuf(fd[num_rx]);
bufs[num_rx]->port = dev->data->port_id;
- num_rx++;
+ if (dev->data->dev_conf.rxmode.hw_vlan_strip)
+ rte_vlan_strip(bufs[num_rx]);
+
dq_storage++;
- } /* End of Packet Rx loop */
+ num_rx++;
+ }
+
+ if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
+ while (!qbman_check_command_complete(
+ get_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)))
+ ;
+ clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
+ }
+ q_storage->toggle ^= 1;
+ dq_storage = q_storage->dq_storage[q_storage->toggle];
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_numframes(&pulldesc, DPAA2_DQRR_RING_SIZE);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage,
+ (dma_addr_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
+ /* Issue a volatile dequeue command. */
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ PMD_RX_LOG(WARNING, "VDQ command is not issued."
+ "QBMAN is busy\n");
+ continue;
+ }
+ break;
+ }
+ q_storage->active_dqs = dq_storage;
+ q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
+ set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage);
dpaa2_q->rx_pkts += num_rx;
- /*Return the total number of packets received to DPAA2 app*/
+ /* Return the total number of packets received to DPAA2 app */
return num_rx;
}
+void __attribute__((hot))
+dpaa2_dev_process_parallel_event(struct qbman_swp *swp,
+ const struct qbman_fd *fd,
+ const struct qbman_result *dq,
+ struct dpaa2_queue *rxq,
+ struct rte_event *ev)
+{
+ ev->mbuf = eth_fd_to_mbuf(fd);
+
+ ev->flow_id = rxq->ev.flow_id;
+ ev->sub_event_type = rxq->ev.sub_event_type;
+ ev->event_type = RTE_EVENT_TYPE_ETHDEV;
+ ev->op = RTE_EVENT_OP_NEW;
+ ev->sched_type = rxq->ev.sched_type;
+ ev->queue_id = rxq->ev.queue_id;
+ ev->priority = rxq->ev.priority;
+
+ qbman_swp_dqrr_consume(swp, dq);
+}
+
/*
* Callback to handle sending packets through WRIOP based interface
*/
dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
{
/* Function to transmit the frames to given device and VQ*/
- uint32_t loop;
+ uint32_t loop, retry_count;
int32_t ret;
struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
+ struct rte_mbuf *mi;
uint32_t frames_to_send;
struct rte_mempool *mp;
struct qbman_eq_desc eqdesc;
/*Clear the unused FD fields before sending*/
while (nb_pkts) {
+ /*Check if the queue is congested*/
+ retry_count = 0;
+ while (qbman_result_SCN_state(dpaa2_q->cscn)) {
+ retry_count++;
+ /* Retry for some time before giving up */
+ if (retry_count > CONG_RETRY_COUNT)
+ goto skip_tx;
+ }
+
frames_to_send = (nb_pkts >> 3) ? MAX_TX_RING_SLOTS : nb_pkts;
for (loop = 0; loop < frames_to_send; loop++) {
fd_arr[loop].simple.frc = 0;
DPAA2_RESET_FD_CTRL((&fd_arr[loop]));
DPAA2_SET_FD_FLC((&fd_arr[loop]), NULL);
- mp = (*bufs)->pool;
- bpid = mempool_to_bpid(mp);
- eth_mbuf_to_fd(*bufs, &fd_arr[loop], bpid);
+ if (likely(RTE_MBUF_DIRECT(*bufs))) {
+ mp = (*bufs)->pool;
+ /* Check the basic scenario and set
+ * the FD appropriately here itself.
+ */
+ if (likely(mp && mp->ops_index ==
+ priv->bp_list->dpaa2_ops_index &&
+ (*bufs)->nb_segs == 1 &&
+ rte_mbuf_refcnt_read((*bufs)) == 1)) {
+ if (unlikely((*bufs)->ol_flags
+ & PKT_TX_VLAN_PKT)) {
+ ret = rte_vlan_insert(bufs);
+ if (ret)
+ goto send_n_return;
+ }
+ DPAA2_MBUF_TO_CONTIG_FD((*bufs),
+ &fd_arr[loop], mempool_to_bpid(mp));
+ bufs++;
+ continue;
+ }
+ } else {
+ mi = rte_mbuf_from_indirect(*bufs);
+ mp = mi->pool;
+ }
+ /* Not a hw_pkt pool allocated frame */
+ if (unlikely(!mp || !priv->bp_list)) {
+ PMD_TX_LOG(ERR, "err: no bpool attached");
+ goto send_n_return;
+ }
+
+ if (mp->ops_index != priv->bp_list->dpaa2_ops_index) {
+ PMD_TX_LOG(ERR, "non hw offload bufffer ");
+ /* alloc should be from the default buffer pool
+ * attached to this interface
+ */
+ bpid = priv->bp_list->buf_pool.bpid;
+
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ PMD_TX_LOG(ERR, "S/G support not added"
+ " for non hw offload buffer");
+ goto send_n_return;
+ }
+ if (eth_copy_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid)) {
+ goto send_n_return;
+ }
+ /* free the original packet */
+ rte_pktmbuf_free(*bufs);
+ } else {
+ bpid = mempool_to_bpid(mp);
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ if (eth_mbuf_to_sg_fd(*bufs,
+ &fd_arr[loop], bpid))
+ goto send_n_return;
+ } else {
+ eth_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid);
+ }
+ }
bufs++;
}
loop = 0;
while (loop < frames_to_send) {
- loop += qbman_swp_send_multiple(swp, &eqdesc,
+ loop += qbman_swp_enqueue_multiple(swp, &eqdesc,
&fd_arr[loop], frames_to_send - loop);
}
num_tx += frames_to_send;
- dpaa2_q->tx_pkts += frames_to_send;
nb_pkts -= frames_to_send;
}
+ dpaa2_q->tx_pkts += num_tx;
+ return num_tx;
+
+send_n_return:
+ /* send any already prepared fd */
+ if (loop) {
+ unsigned int i = 0;
+
+ while (i < loop) {
+ i += qbman_swp_enqueue_multiple(swp, &eqdesc,
+ &fd_arr[i], loop - i);
+ }
+ num_tx += loop;
+ }
+skip_tx:
+ dpaa2_q->tx_pkts += num_tx;
return num_tx;
}
+
+/**
+ * Dummy DPDK callback for TX.
+ *
+ * This function is used to temporarily replace the real callback during
+ * unsafe control operations on the queue, or in case of error.
+ *
+ * @param dpdk_txq
+ * Generic pointer to TX queue structure.
+ * @param[in] pkts
+ * Packets to transmit.
+ * @param pkts_n
+ * Number of packets in array.
+ *
+ * @return
+ * Number of packets successfully transmitted (<= pkts_n).
+ */
+uint16_t
+dummy_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
+{
+ (void)queue;
+ (void)bufs;
+ (void)nb_pkts;
+ return 0;
+}