X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fdpaa2%2Fdpaa2_rxtx.c;h=21a08b690d29ea41f5b4c8cd4877db722a5388af;hb=91fbf1791cd7d69012010ab159d0b5c7dee81f79;hp=e4bf14a0caa639efd01d738efdf13439ad96368e;hpb=a1f3a12cd570b9ecb33aef46eb5b1c5930d21a81;p=dpdk.git diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c index e4bf14a0ca..21a08b690d 100644 --- a/drivers/net/dpaa2/dpaa2_rxtx.c +++ b/drivers/net/dpaa2/dpaa2_rxtx.c @@ -1,47 +1,21 @@ -/*- - * 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 #include #include -#include +#include #include #include #include #include -#include +#include #include #include #include @@ -51,15 +25,89 @@ #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(uint64_t hw_annot_addr) +dpaa2_dev_rx_parse_slow(struct dpaa2_annot_hdr *annotation) { 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); + PMD_RX_LOG(DEBUG, "annotation = 0x%" PRIx64, annotation->word4); if (BIT_ISSET_AT_POS(annotation->word3, L2_ARP_PRESENT)) { pkt_type = RTE_PTYPE_L2_ETHER_ARP; goto parse_done; @@ -115,21 +163,108 @@ parse_done: return pkt_type; } -static inline void __attribute__((hot)) -dpaa2_dev_rx_offload(uint64_t hw_annot_addr, struct rte_mbuf *mbuf) +static inline uint32_t __attribute__((hot)) +dpaa2_dev_rx_parse(struct rte_mbuf *mbuf, void *hw_annot_addr) { struct dpaa2_annot_hdr *annotation = - (struct dpaa2_annot_hdr *)hw_annot_addr; + (struct dpaa2_annot_hdr *)hw_annot_addr; + PMD_RX_LOG(DEBUG, "annotation = 0x%" PRIx64, annotation->word4); + + /* Check offloads first */ if (BIT_ISSET_AT_POS(annotation->word3, L2_VLAN_1_PRESENT | L2_VLAN_N_PRESENT)) - mbuf->ol_flags |= PKT_RX_VLAN_PKT; + 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)) + else if (BIT_ISSET_AT_POS(annotation->word8, DPAA2_ETH_FAS_L4CE)) mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD; + + /* 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(annotation); +} + +static inline struct rte_mbuf *__attribute__((hot)) +eth_sg_fd_to_mbuf(const struct qbman_fd *fd) +{ + struct qbman_sge *sgt, *sge; + size_t sg_addr, fd_addr; + int i = 0; + struct rte_mbuf *first_seg, *next_seg, *cur_seg, *temp; + + fd_addr = (size_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 = (size_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(first_seg, + (void *)((size_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd)) + + DPAA2_FD_PTA_SIZE)); + + rte_mbuf_refcnt_set(first_seg, 1); + cur_seg = first_seg; + while (!DPAA2_SG_IS_FINAL(sge)) { + sge = &sgt[i++]; + sg_addr = (size_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)) @@ -147,23 +282,25 @@ eth_fd_to_mbuf(const struct qbman_fd *fd) mbuf->data_off = DPAA2_GET_FD_OFFSET(fd); mbuf->data_len = DPAA2_GET_FD_LEN(fd); mbuf->pkt_len = mbuf->data_len; + mbuf->next = NULL; + rte_mbuf_refcnt_set(mbuf, 1); /* Parse the packet */ - /* parse results are after the private - sw annotation area */ - 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); + /* parse results for LX2 are there in FRC field of FD. + * For other DPAA2 platforms , parse results are after + * the private - sw annotation area + */ - mbuf->next = NULL; - rte_mbuf_refcnt_set(mbuf, 1); + 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(mbuf, + (void *)((size_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd)) + + DPAA2_FD_PTA_SIZE)); 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, + "fd_off=%d fd =%" PRIx64 ", meta = %d bpid =%d, len=%d\n", + (void *)mbuf, (void *)mbuf->buf_addr, mbuf->data_off, 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)); @@ -171,27 +308,117 @@ eth_fd_to_mbuf(const struct qbman_fd *fd) return mbuf; } -static void __rte_noinline __attribute__((hot)) +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; + + 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_ONLY_FD_BPID(fd, bpid); + DPAA2_SET_FD_OFFSET(fd, temp->data_off); + 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 *)( + (size_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) { - /*Resetting the buffer pool id and offset field*/ - fd->simple.bpid_offset = 0; + if (unlikely(mbuf->ol_flags & PKT_TX_VLAN_PKT)) { + if (rte_vlan_insert(&mbuf)) { + rte_pktmbuf_free(mbuf); + return; + } + } - DPAA2_SET_FD_ADDR(fd, DPAA2_MBUF_VADDR_TO_IOVA(mbuf)); - 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", - mbuf, mbuf->buf_addr, mbuf->data_off, + "fd_off=%d fd =%" PRIx64 ", meta = %d bpid =%d, len=%d\n", + (void *)mbuf, mbuf->buf_addr, mbuf->data_off, 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, @@ -200,10 +427,15 @@ eth_copy_mbuf_to_fd(struct rte_mbuf *mbuf, 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"); - rte_pktmbuf_free(mbuf); return -1; } m = (struct rte_mbuf *)mb; @@ -217,26 +449,18 @@ eth_copy_mbuf_to_fd(struct rte_mbuf *mbuf, 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_SET_FD_ADDR(fd, DPAA2_MBUF_VADDR_TO_IOVA(m)); - 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(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, + PMD_TX_LOG(DEBUG, + "fd_off=%d fd =%" PRIx64 ", 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)); - /*free the original packet */ - rte_pktmbuf_free(mbuf); return 0; } @@ -246,12 +470,12 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) { /* Function receive frames for a given device and VQ*/ struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)queue; - struct qbman_result *dq_storage; + struct qbman_result *dq_storage, *dq_storage1 = NULL; uint32_t fqid = dpaa2_q->fqid; int ret, num_rx = 0; - uint8_t is_last = 0, status; + uint8_t pending, status; struct qbman_swp *swp; - const struct qbman_fd *fd[DPAA2_DQRR_RING_SIZE]; + const struct qbman_fd *fd, *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; @@ -264,18 +488,19 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) } } swp = DPAA2_PER_LCORE_PORTAL; - if (!q_storage->active_dqs) { + if (unlikely(!q_storage->active_dqs)) { q_storage->toggle = 0; dq_storage = q_storage->dq_storage[q_storage->toggle]; + q_storage->last_num_pkts = (nb_pkts > DPAA2_DQRR_RING_SIZE) ? + DPAA2_DQRR_RING_SIZE : nb_pkts; qbman_pull_desc_clear(&pulldesc); qbman_pull_desc_set_numframes(&pulldesc, - (nb_pkts > DPAA2_DQRR_RING_SIZE) ? - DPAA2_DQRR_RING_SIZE : nb_pkts); + q_storage->last_num_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(swp, + while (!qbman_check_command_complete( get_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index))) ; clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index); @@ -293,64 +518,77 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) 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 *)(size_t)(dq_storage)); + rte_prefetch0((void *)(size_t)(dq_storage + 1)); + + /* Prepare next pull descriptor. This will give space for the + * prefething done on DQRR entries + */ + q_storage->toggle ^= 1; + dq_storage1 = 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_storage1, + (dma_addr_t)(DPAA2_VADDR_TO_IOVA(dq_storage1)), 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(swp, dq_storage)) + 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) { + + pending = 1; + + do { /* 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 + 1))); + rte_prefetch0((void *)((size_t)(dq_storage + 2))); /* Check whether Last Pull command is Expired and * setting Condition for Loop termination */ if (qbman_result_DQ_is_pull_complete(dq_storage)) { - is_last = 1; + pending = 0; /* Check for valid frame. */ - status = (uint8_t)qbman_result_DQ_flags(dq_storage); + status = qbman_result_DQ_flags(dq_storage); 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); + 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[num_rx]) + rte_prefetch0((void *)(size_t)(DPAA2_GET_FD_ADDR(next_fd) + DPAA2_FD_PTA_SIZE + 16)); - bufs[num_rx] = eth_fd_to_mbuf(fd[num_rx]); + if (unlikely(DPAA2_FD_GET_FORMAT(fd) == qbman_fd_sg)) + bufs[num_rx] = eth_sg_fd_to_mbuf(fd); + else + bufs[num_rx] = eth_fd_to_mbuf(fd); bufs[num_rx]->port = dev->data->port_id; - if (dev->data->dev_conf.rxmode.hw_vlan_strip) - rte_vlan_strip(bufs[num_rx]); if (dev->data->dev_conf.rxmode.hw_vlan_strip) rte_vlan_strip(bufs[num_rx]); dq_storage++; num_rx++; - } + } while (pending); if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) { - while (!qbman_check_command_complete(swp, + 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. */ + /* issue a volatile dequeue command for next pull */ while (1) { if (qbman_swp_pull(swp, &pulldesc)) { PMD_RX_LOG(WARNING, "VDQ command is not issued." @@ -359,16 +597,67 @@ dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) } break; } - q_storage->active_dqs = dq_storage; + q_storage->active_dqs = dq_storage1; q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index; - set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage); + set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage1); dpaa2_q->rx_pkts += num_rx; - /* 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) +{ + rte_prefetch0((void *)(size_t)(DPAA2_GET_FD_ADDR(fd) + + DPAA2_FD_PTA_SIZE + 16)); + + 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; + + ev->mbuf = eth_fd_to_mbuf(fd); + + qbman_swp_dqrr_consume(swp, dq); +} + +void __attribute__((hot)) +dpaa2_dev_process_atomic_event(struct qbman_swp *swp __attribute__((unused)), + const struct qbman_fd *fd, + const struct qbman_result *dq, + struct dpaa2_queue *rxq, + struct rte_event *ev) +{ + uint8_t dqrr_index; + + rte_prefetch0((void *)(size_t)(DPAA2_GET_FD_ADDR(fd) + + DPAA2_FD_PTA_SIZE + 16)); + + 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; + + ev->mbuf = eth_fd_to_mbuf(fd); + + dqrr_index = qbman_get_dqrr_idx(dq); + ev->mbuf->seqn = dqrr_index + 1; + DPAA2_PER_LCORE_DQRR_SIZE++; + DPAA2_PER_LCORE_DQRR_HELD |= 1 << dqrr_index; + DPAA2_PER_LCORE_DQRR_MBUF(dqrr_index) = ev->mbuf; +} + /* * Callback to handle sending packets through WRIOP based interface */ @@ -376,9 +665,10 @@ uint16_t 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; @@ -388,6 +678,7 @@ dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) uint16_t bpid; struct rte_eth_dev *dev = dpaa2_q->dev; struct dpaa2_dev_priv *priv = dev->data->dev_private; + uint32_t flags[MAX_TX_RING_SLOTS] = {0}; if (unlikely(!DPAA2_PER_LCORE_DPIO)) { ret = dpaa2_affine_qbman_swp(); @@ -406,56 +697,122 @@ dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) qbman_eq_desc_set_response(&eqdesc, 0, 0); qbman_eq_desc_set_qd(&eqdesc, priv->qdid, dpaa2_q->flow_id, dpaa2_q->tc_index); - /*Clear the unused FD fields before sending*/ while (nb_pkts) { /*Check if the queue is congested*/ - if (qbman_result_SCN_state_in_mem(dpaa2_q->cscn)) - goto skip_tx; + 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++) { + if ((*bufs)->seqn) { + uint8_t dqrr_index = (*bufs)->seqn - 1; + + flags[loop] = QBMAN_ENQUEUE_FLAG_DCA | + dqrr_index; + DPAA2_PER_LCORE_DQRR_SIZE--; + DPAA2_PER_LCORE_DQRR_HELD &= ~(1 << dqrr_index); + (*bufs)->seqn = DPAA2_INVALID_MBUF_SEQN; + } + fd_arr[loop].simple.frc = 0; DPAA2_RESET_FD_CTRL((&fd_arr[loop])); - DPAA2_SET_FD_FLC((&fd_arr[loop]), NULL); - mp = (*bufs)->pool; + DPAA2_SET_FD_FLC((&fd_arr[loop]), (size_t)NULL); + 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 */ - if (priv->bp_list) { - bpid = priv->bp_list->buf_pool.bpid; - } else { - PMD_TX_LOG(ERR, "errr: why no bpool" - " attached"); - num_tx = 0; - goto skip_tx; + 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)) { - bufs++; - continue; + goto send_n_return; } + /* free the original packet */ + rte_pktmbuf_free(*bufs); } else { bpid = mempool_to_bpid(mp); - eth_mbuf_to_fd(*bufs, &fd_arr[loop], bpid); + 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, - &fd_arr[loop], frames_to_send - loop); + loop += qbman_swp_enqueue_multiple(swp, &eqdesc, + &fd_arr[loop], &flags[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], + &flags[loop], + loop - i); + } + num_tx += loop; + } skip_tx: + dpaa2_q->tx_pkts += num_tx; return num_tx; }