X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_pmd_ixgbe%2Fixgbe_rxtx.c;h=8559ef66573a434807382170ef3bd353439e4cac;hb=fdf20fa7bee9df9037116318a87080e1eb7e757e;hp=7415ddc0f7cce65e709f6a8a56ff2b017381a2f5;hpb=3aa1e71982f866648e698e5713e2d818491479ff;p=dpdk.git diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c index 7415ddc0f7..8559ef6657 100644 --- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c +++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c @@ -1,13 +1,14 @@ /*- * BSD LICENSE - * + * * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * Copyright 2014 6WIND S.A. * All rights reserved. - * + * * 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 @@ -17,7 +18,7 @@ * * Neither the name of Intel Corporation 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 @@ -33,7 +34,6 @@ #include -#include #include #include #include @@ -77,13 +77,26 @@ #include "ixgbe/ixgbe_vf.h" #include "ixgbe_ethdev.h" #include "ixgbe/ixgbe_dcb.h" - - -#define RTE_PMD_IXGBE_TX_MAX_BURST 32 - -#ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC -#define RTE_PMD_IXGBE_RX_MAX_BURST 32 -#endif +#include "ixgbe/ixgbe_common.h" +#include "ixgbe_rxtx.h" + +#define IXGBE_RSS_OFFLOAD_ALL ( \ + ETH_RSS_IPV4 | \ + ETH_RSS_IPV4_TCP | \ + ETH_RSS_IPV6 | \ + ETH_RSS_IPV6_EX | \ + ETH_RSS_IPV6_TCP | \ + ETH_RSS_IPV6_TCP_EX | \ + ETH_RSS_IPV4_UDP | \ + ETH_RSS_IPV6_UDP | \ + ETH_RSS_IPV6_UDP_EX) + +/* Bit Mask to indicate what bits required for building TX context */ +#define IXGBE_TX_OFFLOAD_MASK ( \ + PKT_TX_VLAN_PKT | \ + PKT_TX_IP_CKSUM | \ + PKT_TX_L4_MASK | \ + PKT_TX_TCP_SEG) static inline struct rte_mbuf * rte_rxmbuf_alloc(struct rte_mempool *mp) @@ -91,120 +104,10 @@ rte_rxmbuf_alloc(struct rte_mempool *mp) struct rte_mbuf *m; m = __rte_mbuf_raw_alloc(mp); - __rte_mbuf_sanity_check_raw(m, RTE_MBUF_PKT, 0); + __rte_mbuf_sanity_check_raw(m, 0); return (m); } -#define RTE_MBUF_DATA_DMA_ADDR(mb) \ - (uint64_t) ((mb)->buf_physaddr + (uint64_t)((char *)((mb)->pkt.data) - \ - (char *)(mb)->buf_addr)) - -#define RTE_MBUF_DATA_DMA_ADDR_DEFAULT(mb) \ - (uint64_t) ((mb)->buf_physaddr + RTE_PKTMBUF_HEADROOM) - -/** - * Structure associated with each descriptor of the RX ring of a RX queue. - */ -struct igb_rx_entry { - struct rte_mbuf *mbuf; /**< mbuf associated with RX descriptor. */ -}; - -/** - * Structure associated with each descriptor of the TX ring of a TX queue. - */ -struct igb_tx_entry { - struct rte_mbuf *mbuf; /**< mbuf associated with TX desc, if any. */ - uint16_t next_id; /**< Index of next descriptor in ring. */ - uint16_t last_id; /**< Index of last scattered descriptor. */ -}; - -/** - * Structure associated with each RX queue. - */ -struct igb_rx_queue { - struct rte_mempool *mb_pool; /**< mbuf pool to populate RX ring. */ - volatile union ixgbe_adv_rx_desc *rx_ring; /**< RX ring virtual address. */ - uint64_t rx_ring_phys_addr; /**< RX ring DMA address. */ - volatile uint32_t *rdt_reg_addr; /**< RDT register address. */ - volatile uint32_t *rdh_reg_addr; /**< RDH register address. */ - struct igb_rx_entry *sw_ring; /**< address of RX software ring. */ - struct rte_mbuf *pkt_first_seg; /**< First segment of current packet. */ - struct rte_mbuf *pkt_last_seg; /**< Last segment of current packet. */ - uint16_t nb_rx_desc; /**< number of RX descriptors. */ - uint16_t rx_tail; /**< current value of RDT register. */ - uint16_t nb_rx_hold; /**< number of held free RX desc. */ -#ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC - uint16_t rx_nb_avail; /**< nr of staged pkts ready to ret to app */ - uint16_t rx_next_avail; /**< idx of next staged pkt to ret to app */ - uint16_t rx_free_trigger; /**< triggers rx buffer allocation */ -#endif - uint16_t rx_free_thresh; /**< max free RX desc to hold. */ - uint16_t queue_id; /**< RX queue index. */ - uint16_t reg_idx; /**< RX queue register index. */ - uint8_t port_id; /**< Device port identifier. */ - uint8_t crc_len; /**< 0 if CRC stripped, 4 otherwise. */ - uint8_t drop_en; /**< If not 0, set SRRCTL.Drop_En. */ -#ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC - /** need to alloc dummy mbuf, for wraparound when scanning hw ring */ - struct rte_mbuf fake_mbuf; - /** hold packets to return to application */ - struct rte_mbuf *rx_stage[RTE_PMD_IXGBE_RX_MAX_BURST*2]; -#endif -}; - -/** - * IXGBE CTX Constants - */ -enum ixgbe_advctx_num { - IXGBE_CTX_0 = 0, /**< CTX0 */ - IXGBE_CTX_1 = 1, /**< CTX1 */ - IXGBE_CTX_NUM = 2, /**< CTX NUMBER */ -}; - -/** - * Structure to check if new context need be built - */ - -struct ixgbe_advctx_info { - uint16_t flags; /**< ol_flags for context build. */ - uint32_t cmp_mask; /**< compare mask for vlan_macip_lens */ - union rte_vlan_macip vlan_macip_lens; /**< vlan, mac ip length. */ -}; - -/** - * Structure associated with each TX queue. - */ -struct igb_tx_queue { - /** TX ring virtual address. */ - volatile union ixgbe_adv_tx_desc *tx_ring; - uint64_t tx_ring_phys_addr; /**< TX ring DMA address. */ - struct igb_tx_entry *sw_ring; /**< virtual address of SW ring. */ - volatile uint32_t *tdt_reg_addr; /**< Address of TDT register. */ - uint16_t nb_tx_desc; /**< number of TX descriptors. */ - uint16_t tx_tail; /**< current value of TDT reg. */ - uint16_t tx_free_thresh;/**< minimum TX before freeing. */ - /** Number of TX descriptors to use before RS bit is set. */ - uint16_t tx_rs_thresh; - /** Number of TX descriptors used since RS bit was set. */ - uint16_t nb_tx_used; - /** Index to last TX descriptor to have been cleaned. */ - uint16_t last_desc_cleaned; - /** Total number of TX descriptors ready to be allocated. */ - uint16_t nb_tx_free; - uint16_t tx_next_dd; /**< next desc to scan for DD bit */ - uint16_t tx_next_rs; /**< next desc to set RS bit */ - uint16_t queue_id; /**< TX queue index. */ - uint16_t reg_idx; /**< TX queue register index. */ - uint8_t port_id; /**< Device port identifier. */ - uint8_t pthresh; /**< Prefetch threshold register. */ - uint8_t hthresh; /**< Host threshold register. */ - uint8_t wthresh; /**< Write-back threshold reg. */ - uint32_t txq_flags; /**< Holds flags for this TXq */ - uint32_t ctx_curr; /**< Hardware context states. */ - /** Hardware context0 history. */ - struct ixgbe_advctx_info ctx_cache[IXGBE_CTX_NUM]; -}; - #if 1 #define RTE_PMD_USE_PREFETCH @@ -219,32 +122,12 @@ struct igb_tx_queue { #define rte_ixgbe_prefetch(p) do {} while(0) #endif -#ifdef RTE_PMD_PACKET_PREFETCH -#define rte_packet_prefetch(p) rte_prefetch1(p) -#else -#define rte_packet_prefetch(p) do {} while(0) -#endif - /********************************************************************* * * TX functions * **********************************************************************/ -/* - * The "simple" TX queue functions require that the following - * flags are set when the TX queue is configured: - * - ETH_TXQ_FLAGS_NOMULTSEGS - * - ETH_TXQ_FLAGS_NOVLANOFFL - * - ETH_TXQ_FLAGS_NOXSUMSCTP - * - ETH_TXQ_FLAGS_NOXSUMUDP - * - ETH_TXQ_FLAGS_NOXSUMTCP - * and that the RS bit threshold (tx_rs_thresh) is at least equal to - * RTE_PMD_IXGBE_TX_MAX_BURST. - */ -#define IXGBE_SIMPLE_FLAGS ((uint32_t)ETH_TXQ_FLAGS_NOMULTSEGS | \ - ETH_TXQ_FLAGS_NOOFFLOADS) - /* * Check for descriptors with their DD bit set and free mbufs. * Return the total number of buffers freed. @@ -267,13 +150,10 @@ ixgbe_tx_free_bufs(struct igb_tx_queue *txq) */ txep = &(txq->sw_ring[txq->tx_next_dd - (txq->tx_rs_thresh - 1)]); - /* prefetch the mbufs that are about to be freed */ - for (i = 0; i < txq->tx_rs_thresh; ++i) - rte_prefetch0((txep + i)->mbuf); - /* free buffers one at a time */ if ((txq->txq_flags & (uint32_t)ETH_TXQ_FLAGS_NOREFCOUNT) != 0) { for (i = 0; i < txq->tx_rs_thresh; ++i, ++txep) { + txep->mbuf->next = NULL; rte_mempool_put(txep->mbuf->pool, txep->mbuf); txep->mbuf = NULL; } @@ -293,19 +173,6 @@ ixgbe_tx_free_bufs(struct igb_tx_queue *txq) return txq->tx_rs_thresh; } -/* - * Populate descriptors with the following info: - * 1.) buffer_addr = phys_addr + headroom - * 2.) cmd_type_len = DCMD_DTYP_FLAGS | pkt_len - * 3.) olinfo_status = pkt_len << PAYLEN_SHIFT - */ - -/* Defines for Tx descriptor */ -#define DCMD_DTYP_FLAGS (IXGBE_ADVTXD_DTYP_DATA |\ - IXGBE_ADVTXD_DCMD_IFCS |\ - IXGBE_ADVTXD_DCMD_DEXT |\ - IXGBE_ADVTXD_DCMD_EOP) - /* Populate 4 descriptors with data from 4 mbufs */ static inline void tx4(volatile union ixgbe_adv_tx_desc *txdp, struct rte_mbuf **pkts) @@ -316,7 +183,7 @@ tx4(volatile union ixgbe_adv_tx_desc *txdp, struct rte_mbuf **pkts) for (i = 0; i < 4; ++i, ++txdp, ++pkts) { buf_dma_addr = RTE_MBUF_DATA_DMA_ADDR(*pkts); - pkt_len = (*pkts)->pkt.data_len; + pkt_len = (*pkts)->data_len; /* write data to descriptor */ txdp->read.buffer_addr = buf_dma_addr; @@ -324,6 +191,7 @@ tx4(volatile union ixgbe_adv_tx_desc *txdp, struct rte_mbuf **pkts) ((uint32_t)DCMD_DTYP_FLAGS | pkt_len); txdp->read.olinfo_status = (pkt_len << IXGBE_ADVTXD_PAYLEN_SHIFT); + rte_prefetch0(&(*pkts)->pool); } } @@ -335,7 +203,7 @@ tx1(volatile union ixgbe_adv_tx_desc *txdp, struct rte_mbuf **pkts) uint32_t pkt_len; buf_dma_addr = RTE_MBUF_DATA_DMA_ADDR(*pkts); - pkt_len = (*pkts)->pkt.data_len; + pkt_len = (*pkts)->data_len; /* write data to descriptor */ txdp->read.buffer_addr = buf_dma_addr; @@ -343,6 +211,7 @@ tx1(volatile union ixgbe_adv_tx_desc *txdp, struct rte_mbuf **pkts) ((uint32_t)DCMD_DTYP_FLAGS | pkt_len); txdp->read.olinfo_status = (pkt_len << IXGBE_ADVTXD_PAYLEN_SHIFT); + rte_prefetch0(&(*pkts)->pool); } /* @@ -496,59 +365,84 @@ ixgbe_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts, static inline void ixgbe_set_xmit_ctx(struct igb_tx_queue* txq, volatile struct ixgbe_adv_tx_context_desc *ctx_txd, - uint16_t ol_flags, uint32_t vlan_macip_lens) + uint64_t ol_flags, union ixgbe_tx_offload tx_offload) { uint32_t type_tucmd_mlhl; - uint32_t mss_l4len_idx; + uint32_t mss_l4len_idx = 0; uint32_t ctx_idx; - uint32_t cmp_mask; + uint32_t vlan_macip_lens; + union ixgbe_tx_offload tx_offload_mask; ctx_idx = txq->ctx_curr; - cmp_mask = 0; + tx_offload_mask.data = 0; type_tucmd_mlhl = 0; + /* Specify which HW CTX to upload. */ + mss_l4len_idx |= (ctx_idx << IXGBE_ADVTXD_IDX_SHIFT); + if (ol_flags & PKT_TX_VLAN_PKT) { - cmp_mask |= TX_VLAN_CMP_MASK; + tx_offload_mask.vlan_tci = ~0; } - if (ol_flags & PKT_TX_IP_CKSUM) { - type_tucmd_mlhl = IXGBE_ADVTXD_TUCMD_IPV4; - cmp_mask |= TX_MAC_LEN_CMP_MASK; - } + /* check if TCP segmentation required for this packet */ + if (ol_flags & PKT_TX_TCP_SEG) { + /* implies IP cksum and TCP cksum */ + type_tucmd_mlhl = IXGBE_ADVTXD_TUCMD_IPV4 | + IXGBE_ADVTXD_TUCMD_L4T_TCP | + IXGBE_ADVTXD_DTYP_CTXT | IXGBE_ADVTXD_DCMD_DEXT; + + tx_offload_mask.l2_len = ~0; + tx_offload_mask.l3_len = ~0; + tx_offload_mask.l4_len = ~0; + tx_offload_mask.tso_segsz = ~0; + mss_l4len_idx |= tx_offload.tso_segsz << IXGBE_ADVTXD_MSS_SHIFT; + mss_l4len_idx |= tx_offload.l4_len << IXGBE_ADVTXD_L4LEN_SHIFT; + } else { /* no TSO, check if hardware checksum is needed */ + if (ol_flags & PKT_TX_IP_CKSUM) { + type_tucmd_mlhl = IXGBE_ADVTXD_TUCMD_IPV4; + tx_offload_mask.l2_len = ~0; + tx_offload_mask.l3_len = ~0; + } - /* Specify which HW CTX to upload. */ - mss_l4len_idx = (ctx_idx << IXGBE_ADVTXD_IDX_SHIFT); - switch (ol_flags & PKT_TX_L4_MASK) { - case PKT_TX_UDP_CKSUM: - type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_UDP | + switch (ol_flags & PKT_TX_L4_MASK) { + case PKT_TX_UDP_CKSUM: + type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_UDP | IXGBE_ADVTXD_DTYP_CTXT | IXGBE_ADVTXD_DCMD_DEXT; - mss_l4len_idx |= sizeof(struct udp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; - cmp_mask |= TX_MACIP_LEN_CMP_MASK; - break; - case PKT_TX_TCP_CKSUM: - type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_TCP | + mss_l4len_idx |= sizeof(struct udp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; + tx_offload_mask.l2_len = ~0; + tx_offload_mask.l3_len = ~0; + break; + case PKT_TX_TCP_CKSUM: + type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_TCP | IXGBE_ADVTXD_DTYP_CTXT | IXGBE_ADVTXD_DCMD_DEXT; - mss_l4len_idx |= sizeof(struct tcp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; - cmp_mask |= TX_MACIP_LEN_CMP_MASK; - break; - case PKT_TX_SCTP_CKSUM: - type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_SCTP | + mss_l4len_idx |= sizeof(struct tcp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; + tx_offload_mask.l2_len = ~0; + tx_offload_mask.l3_len = ~0; + tx_offload_mask.l4_len = ~0; + break; + case PKT_TX_SCTP_CKSUM: + type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_SCTP | IXGBE_ADVTXD_DTYP_CTXT | IXGBE_ADVTXD_DCMD_DEXT; - mss_l4len_idx |= sizeof(struct sctp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; - cmp_mask |= TX_MACIP_LEN_CMP_MASK; - break; - default: - type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_RSV | + mss_l4len_idx |= sizeof(struct sctp_hdr) << IXGBE_ADVTXD_L4LEN_SHIFT; + tx_offload_mask.l2_len = ~0; + tx_offload_mask.l3_len = ~0; + break; + default: + type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_RSV | IXGBE_ADVTXD_DTYP_CTXT | IXGBE_ADVTXD_DCMD_DEXT; - break; + break; + } } txq->ctx_cache[ctx_idx].flags = ol_flags; - txq->ctx_cache[ctx_idx].cmp_mask = cmp_mask; - txq->ctx_cache[ctx_idx].vlan_macip_lens.data = - vlan_macip_lens & cmp_mask; + txq->ctx_cache[ctx_idx].tx_offload.data = + tx_offload_mask.data & tx_offload.data; + txq->ctx_cache[ctx_idx].tx_offload_mask = tx_offload_mask; ctx_txd->type_tucmd_mlhl = rte_cpu_to_le_32(type_tucmd_mlhl); + vlan_macip_lens = tx_offload.l3_len; + vlan_macip_lens |= (tx_offload.l2_len << IXGBE_ADVTXD_MACLEN_SHIFT); + vlan_macip_lens |= ((uint32_t)tx_offload.vlan_tci << IXGBE_ADVTXD_VLAN_SHIFT); ctx_txd->vlan_macip_lens = rte_cpu_to_le_32(vlan_macip_lens); ctx_txd->mss_l4len_idx = rte_cpu_to_le_32(mss_l4len_idx); ctx_txd->seqnum_seed = 0; @@ -559,21 +453,21 @@ ixgbe_set_xmit_ctx(struct igb_tx_queue* txq, * or create a new context descriptor. */ static inline uint32_t -what_advctx_update(struct igb_tx_queue *txq, uint16_t flags, - uint32_t vlan_macip_lens) +what_advctx_update(struct igb_tx_queue *txq, uint64_t flags, + union ixgbe_tx_offload tx_offload) { /* If match with the current used context */ if (likely((txq->ctx_cache[txq->ctx_curr].flags == flags) && - (txq->ctx_cache[txq->ctx_curr].vlan_macip_lens.data == - (txq->ctx_cache[txq->ctx_curr].cmp_mask & vlan_macip_lens)))) { + (txq->ctx_cache[txq->ctx_curr].tx_offload.data == + (txq->ctx_cache[txq->ctx_curr].tx_offload_mask.data & tx_offload.data)))) { return txq->ctx_curr; } /* What if match with the next context */ txq->ctx_curr ^= 1; if (likely((txq->ctx_cache[txq->ctx_curr].flags == flags) && - (txq->ctx_cache[txq->ctx_curr].vlan_macip_lens.data == - (txq->ctx_cache[txq->ctx_curr].cmp_mask & vlan_macip_lens)))) { + (txq->ctx_cache[txq->ctx_curr].tx_offload.data == + (txq->ctx_cache[txq->ctx_curr].tx_offload_mask.data & tx_offload.data)))) { return txq->ctx_curr; } @@ -582,22 +476,27 @@ what_advctx_update(struct igb_tx_queue *txq, uint16_t flags, } static inline uint32_t -tx_desc_cksum_flags_to_olinfo(uint16_t ol_flags) +tx_desc_cksum_flags_to_olinfo(uint64_t ol_flags) { - static const uint32_t l4_olinfo[2] = {0, IXGBE_ADVTXD_POPTS_TXSM}; - static const uint32_t l3_olinfo[2] = {0, IXGBE_ADVTXD_POPTS_IXSM}; - uint32_t tmp; - - tmp = l4_olinfo[(ol_flags & PKT_TX_L4_MASK) != PKT_TX_L4_NO_CKSUM]; - tmp |= l3_olinfo[(ol_flags & PKT_TX_IP_CKSUM) != 0]; + uint32_t tmp = 0; + if ((ol_flags & PKT_TX_L4_MASK) != PKT_TX_L4_NO_CKSUM) + tmp |= IXGBE_ADVTXD_POPTS_TXSM; + if (ol_flags & PKT_TX_IP_CKSUM) + tmp |= IXGBE_ADVTXD_POPTS_IXSM; + if (ol_flags & PKT_TX_TCP_SEG) + tmp |= IXGBE_ADVTXD_POPTS_TXSM; return tmp; } static inline uint32_t -tx_desc_vlan_flags_to_cmdtype(uint16_t ol_flags) +tx_desc_ol_flags_to_cmdtype(uint64_t ol_flags) { - static const uint32_t vlan_cmd[2] = {0, IXGBE_ADVTXD_DCMD_VLE}; - return vlan_cmd[(ol_flags & PKT_TX_VLAN_PKT) != 0]; + uint32_t cmdtype = 0; + if (ol_flags & PKT_TX_VLAN_PKT) + cmdtype |= IXGBE_ADVTXD_DCMD_VLE; + if (ol_flags & PKT_TX_TCP_SEG) + cmdtype |= IXGBE_ADVTXD_DCMD_TSE; + return cmdtype; } /* Default RS bit threshold values */ @@ -683,15 +582,15 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint32_t cmd_type_len; uint32_t pkt_len; uint16_t slen; - uint16_t ol_flags; + uint64_t ol_flags; uint16_t tx_id; uint16_t tx_last; uint16_t nb_tx; uint16_t nb_used; - uint16_t tx_ol_req; - uint32_t vlan_macip_lens; + uint64_t tx_ol_req; uint32_t ctx = 0; uint32_t new_ctx; + union ixgbe_tx_offload tx_offload = { .data = 0 }; txq = tx_queue; sw_ring = txq->sw_ring; @@ -704,27 +603,32 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, ixgbe_xmit_cleanup(txq); } + rte_prefetch0(&txe->mbuf->pool); + /* TX loop */ for (nb_tx = 0; nb_tx < nb_pkts; nb_tx++) { new_ctx = 0; tx_pkt = *tx_pkts++; - pkt_len = tx_pkt->pkt.pkt_len; - - RTE_MBUF_PREFETCH_TO_FREE(txe->mbuf); + pkt_len = tx_pkt->pkt_len; /* * Determine how many (if any) context descriptors * are needed for offload functionality. */ ol_flags = tx_pkt->ol_flags; - vlan_macip_lens = tx_pkt->pkt.vlan_macip.data; /* If hardware offload required */ - tx_ol_req = (uint16_t)(ol_flags & PKT_TX_OFFLOAD_MASK); + tx_ol_req = ol_flags & IXGBE_TX_OFFLOAD_MASK; if (tx_ol_req) { + tx_offload.l2_len = tx_pkt->l2_len; + tx_offload.l3_len = tx_pkt->l3_len; + tx_offload.l4_len = tx_pkt->l4_len; + tx_offload.vlan_tci = tx_pkt->vlan_tci; + tx_offload.tso_segsz = tx_pkt->tso_segsz; + /* If new context need be built or reuse the exist ctx. */ ctx = what_advctx_update(txq, tx_ol_req, - vlan_macip_lens); + tx_offload); /* Only allocate context descriptor if required*/ new_ctx = (ctx == IXGBE_CTX_NUM); ctx = txq->ctx_curr; @@ -735,7 +639,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, * This will always be the number of segments + the number of * Context descriptors required to transmit the packet */ - nb_used = (uint16_t)(tx_pkt->pkt.nb_segs + new_ctx); + nb_used = (uint16_t)(tx_pkt->nb_segs + new_ctx); /* * The number of descriptors that must be allocated for a @@ -752,7 +656,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, tx_last = (uint16_t) (tx_last - txq->nb_tx_desc); PMD_TX_LOG(DEBUG, "port_id=%u queue_id=%u pktlen=%u" - " tx_first=%u tx_last=%u\n", + " tx_first=%u tx_last=%u", (unsigned) txq->port_id, (unsigned) txq->queue_id, (unsigned) pkt_len, @@ -839,13 +743,22 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, */ cmd_type_len = IXGBE_ADVTXD_DTYP_DATA | IXGBE_ADVTXD_DCMD_IFCS | IXGBE_ADVTXD_DCMD_DEXT; - olinfo_status = (pkt_len << IXGBE_ADVTXD_PAYLEN_SHIFT); + #ifdef RTE_LIBRTE_IEEE1588 if (ol_flags & PKT_TX_IEEE1588_TMST) cmd_type_len |= IXGBE_ADVTXD_MAC_1588; #endif + olinfo_status = 0; if (tx_ol_req) { + + if (ol_flags & PKT_TX_TCP_SEG) { + /* when TSO is on, paylen in descriptor is the + * not the packet len but the tcp payload len */ + pkt_len -= (tx_offload.l2_len + + tx_offload.l3_len + tx_offload.l4_len); + } + /* * Setup the TX Advanced Context Descriptor if required */ @@ -858,7 +771,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, &txr[tx_id]; txn = &sw_ring[txe->next_id]; - RTE_MBUF_PREFETCH_TO_FREE(txn->mbuf); + rte_prefetch0(&txn->mbuf->pool); if (txe->mbuf != NULL) { rte_pktmbuf_free_seg(txe->mbuf); @@ -866,7 +779,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, } ixgbe_set_xmit_ctx(txq, ctx_txd, tx_ol_req, - vlan_macip_lens); + tx_offload); txe->last_id = tx_last; tx_id = txe->next_id; @@ -878,15 +791,18 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, * This path will go through * whatever new/reuse the context descriptor */ - cmd_type_len |= tx_desc_vlan_flags_to_cmdtype(ol_flags); + cmd_type_len |= tx_desc_ol_flags_to_cmdtype(ol_flags); olinfo_status |= tx_desc_cksum_flags_to_olinfo(ol_flags); olinfo_status |= ctx << IXGBE_ADVTXD_IDX_SHIFT; } + olinfo_status |= (pkt_len << IXGBE_ADVTXD_PAYLEN_SHIFT); + m_seg = tx_pkt; do { txd = &txr[tx_id]; txn = &sw_ring[txe->next_id]; + rte_prefetch0(&txn->mbuf->pool); if (txe->mbuf != NULL) rte_pktmbuf_free_seg(txe->mbuf); @@ -895,7 +811,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, /* * Set up Transmit Data Descriptor. */ - slen = m_seg->pkt.data_len; + slen = m_seg->data_len; buf_dma_addr = RTE_MBUF_DATA_DMA_ADDR(m_seg); txd->read.buffer_addr = rte_cpu_to_le_64(buf_dma_addr); @@ -906,7 +822,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, txe->last_id = tx_last; tx_id = txe->next_id; txe = txn; - m_seg = m_seg->pkt.next; + m_seg = m_seg->next; } while (m_seg != NULL); /* @@ -950,19 +866,19 @@ end_of_tx: * RX functions * **********************************************************************/ -static inline uint16_t +static inline uint64_t rx_desc_hlen_type_rss_to_pkt_flags(uint32_t hl_tp_rs) { - uint16_t pkt_flags; + uint64_t pkt_flags; - static uint16_t ip_pkt_types_map[16] = { + static uint64_t ip_pkt_types_map[16] = { 0, PKT_RX_IPV4_HDR, PKT_RX_IPV4_HDR_EXT, PKT_RX_IPV4_HDR_EXT, PKT_RX_IPV6_HDR, 0, 0, 0, PKT_RX_IPV6_HDR_EXT, 0, 0, 0, PKT_RX_IPV6_HDR_EXT, 0, 0, 0, }; - static uint16_t ip_rss_types_map[16] = { + static uint64_t ip_rss_types_map[16] = { 0, PKT_RX_RSS_HASH, PKT_RX_RSS_HASH, PKT_RX_RSS_HASH, 0, PKT_RX_RSS_HASH, 0, PKT_RX_RSS_HASH, PKT_RX_RSS_HASH, 0, 0, 0, @@ -970,50 +886,49 @@ rx_desc_hlen_type_rss_to_pkt_flags(uint32_t hl_tp_rs) }; #ifdef RTE_LIBRTE_IEEE1588 - static uint32_t ip_pkt_etqf_map[8] = { + static uint64_t ip_pkt_etqf_map[8] = { 0, 0, 0, PKT_RX_IEEE1588_PTP, 0, 0, 0, 0, }; - pkt_flags = (uint16_t) ((hl_tp_rs & IXGBE_RXDADV_PKTTYPE_ETQF) ? - ip_pkt_etqf_map[(hl_tp_rs >> 4) & 0x07] : - ip_pkt_types_map[(hl_tp_rs >> 4) & 0x0F]); + pkt_flags = (hl_tp_rs & IXGBE_RXDADV_PKTTYPE_ETQF) ? + ip_pkt_etqf_map[(hl_tp_rs >> 4) & 0x07] : + ip_pkt_types_map[(hl_tp_rs >> 4) & 0x0F]; #else - pkt_flags = (uint16_t) ((hl_tp_rs & IXGBE_RXDADV_PKTTYPE_ETQF) ? 0 : - ip_pkt_types_map[(hl_tp_rs >> 4) & 0x0F]); + pkt_flags = (hl_tp_rs & IXGBE_RXDADV_PKTTYPE_ETQF) ? 0 : + ip_pkt_types_map[(hl_tp_rs >> 4) & 0x0F]; #endif - return (uint16_t)(pkt_flags | ip_rss_types_map[hl_tp_rs & 0xF]); + return pkt_flags | ip_rss_types_map[hl_tp_rs & 0xF]; } -static inline uint16_t +static inline uint64_t rx_desc_status_to_pkt_flags(uint32_t rx_status) { - uint16_t pkt_flags; + uint64_t pkt_flags; /* * Check if VLAN present only. * Do not check whether L3/L4 rx checksum done by NIC or not, * That can be found from rte_eth_rxmode.hw_ip_checksum flag */ - pkt_flags = (uint16_t)((rx_status & IXGBE_RXD_STAT_VP) ? - PKT_RX_VLAN_PKT : 0); + pkt_flags = (rx_status & IXGBE_RXD_STAT_VP) ? PKT_RX_VLAN_PKT : 0; #ifdef RTE_LIBRTE_IEEE1588 if (rx_status & IXGBE_RXD_STAT_TMST) - pkt_flags = (uint16_t)(pkt_flags | PKT_RX_IEEE1588_TMST); + pkt_flags = pkt_flags | PKT_RX_IEEE1588_TMST; #endif return pkt_flags; } -static inline uint16_t +static inline uint64_t rx_desc_error_to_pkt_flags(uint32_t rx_status) { /* * Bit 31: IPE, IPv4 checksum error * Bit 30: L4I, L4I integrity error */ - static uint16_t error_to_pkt_flags_map[4] = { + static uint64_t error_to_pkt_flags_map[4] = { 0, PKT_RX_L4_CKSUM_BAD, PKT_RX_IP_CKSUM_BAD, PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD }; @@ -1024,7 +939,7 @@ rx_desc_error_to_pkt_flags(uint32_t rx_status) #ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC /* * LOOK_AHEAD defines how many desc statuses to check beyond the - * current descriptor. + * current descriptor. * It must be a pound define for optimal performance. * Do not change the value of LOOK_AHEAD, as the ixgbe_rx_scan_hw_ring * function only works with LOOK_AHEAD=8. @@ -1040,6 +955,7 @@ ixgbe_rx_scan_hw_ring(struct igb_rx_queue *rxq) struct igb_rx_entry *rxep; struct rte_mbuf *mb; uint16_t pkt_len; + uint64_t pkt_flags; int s[LOOK_AHEAD], nb_dd; int i, j, nb_rx = 0; @@ -1063,32 +979,38 @@ ixgbe_rx_scan_hw_ring(struct igb_rx_queue *rxq) for (j = LOOK_AHEAD-1; j >= 0; --j) s[j] = rxdp[j].wb.upper.status_error; - /* Clear everything but the status bits (LSB) */ + /* Compute how many status bits were set */ + nb_dd = 0; for (j = 0; j < LOOK_AHEAD; ++j) - s[j] &= IXGBE_RXDADV_STAT_DD; + nb_dd += s[j] & IXGBE_RXDADV_STAT_DD; - /* Compute how many status bits were set */ - nb_dd = s[0]+s[1]+s[2]+s[3]+s[4]+s[5]+s[6]+s[7]; nb_rx += nb_dd; /* Translate descriptor info to mbuf format */ for (j = 0; j < nb_dd; ++j) { mb = rxep[j].mbuf; - pkt_len = (uint16_t)(rxdp[j].wb.upper.length - - rxq->crc_len); - mb->pkt.data_len = pkt_len; - mb->pkt.pkt_len = pkt_len; - mb->pkt.vlan_macip.f.vlan_tci = rxdp[j].wb.upper.vlan; - mb->pkt.hash.rss = rxdp[j].wb.lower.hi_dword.rss; + pkt_len = (uint16_t)(rxdp[j].wb.upper.length - rxq->crc_len); + mb->data_len = pkt_len; + mb->pkt_len = pkt_len; + mb->vlan_tci = rxdp[j].wb.upper.vlan; + mb->vlan_tci = rte_le_to_cpu_16(rxdp[j].wb.upper.vlan); /* convert descriptor fields to rte mbuf flags */ - mb->ol_flags = rx_desc_hlen_type_rss_to_pkt_flags( + pkt_flags = rx_desc_hlen_type_rss_to_pkt_flags( rxdp[j].wb.lower.lo_dword.data); /* reuse status field from scan list */ - mb->ol_flags = (uint16_t)(mb->ol_flags | - rx_desc_status_to_pkt_flags(s[j])); - mb->ol_flags = (uint16_t)(mb->ol_flags | - rx_desc_error_to_pkt_flags(s[j])); + pkt_flags |= rx_desc_status_to_pkt_flags(s[j]); + pkt_flags |= rx_desc_error_to_pkt_flags(s[j]); + mb->ol_flags = pkt_flags; + + if (likely(pkt_flags & PKT_RX_RSS_HASH)) + mb->hash.rss = rxdp[j].wb.lower.hi_dword.rss; + else if (pkt_flags & PKT_RX_FDIR) { + mb->hash.fdir.hash = + (uint16_t)((rxdp[j].wb.lower.hi_dword.csum_ip.csum) + & IXGBE_ATR_HASH_MASK); + mb->hash.fdir.id = rxdp[j].wb.lower.hi_dword.csum_ip.ip_id; + } } /* Move mbuf pointers from the S/W ring to the stage */ @@ -1134,11 +1056,10 @@ ixgbe_rx_alloc_bufs(struct igb_rx_queue *rxq) /* populate the static rte mbuf fields */ mb = rxep[i].mbuf; rte_mbuf_refcnt_set(mb, 1); - mb->type = RTE_MBUF_PKT; - mb->pkt.next = NULL; - mb->pkt.data = (char *)mb->buf_addr + RTE_PKTMBUF_HEADROOM; - mb->pkt.nb_segs = 1; - mb->pkt.in_port = rxq->port_id; + mb->next = NULL; + mb->data_off = RTE_PKTMBUF_HEADROOM; + mb->nb_segs = 1; + mb->port = rxq->port_id; /* populate the descriptors */ dma_addr = (uint64_t)mb->buf_physaddr + RTE_PKTMBUF_HEADROOM; @@ -1205,7 +1126,7 @@ rx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, if (ixgbe_rx_alloc_bufs(rxq) != 0) { int i, j; PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " - "queue_id=%u\n", (unsigned) rxq->port_id, + "queue_id=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id); rte_eth_devices[rxq->port_id].data->rx_mbuf_alloc_failed += @@ -1282,7 +1203,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t rx_id; uint16_t nb_rx; uint16_t nb_hold; - uint16_t pkt_flags; + uint64_t pkt_flags; nb_rx = 0; nb_hold = 0; @@ -1332,7 +1253,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * frames to its peer(s). */ PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_id=%u " - "ext_err_stat=0x%08x pkt_len=%u\n", + "ext_err_stat=0x%08x pkt_len=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id, (unsigned) rx_id, (unsigned) staterr, (unsigned) rte_le_to_cpu_16(rxd.wb.upper.length)); @@ -1340,7 +1261,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, nmb = rte_rxmbuf_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " - "queue_id=%u\n", (unsigned) rxq->port_id, + "queue_id=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id); rte_eth_devices[rxq->port_id].data->rx_mbuf_alloc_failed++; break; @@ -1387,33 +1308,30 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, */ pkt_len = (uint16_t) (rte_le_to_cpu_16(rxd.wb.upper.length) - rxq->crc_len); - rxm->pkt.data = (char*) rxm->buf_addr + RTE_PKTMBUF_HEADROOM; - rte_packet_prefetch(rxm->pkt.data); - rxm->pkt.nb_segs = 1; - rxm->pkt.next = NULL; - rxm->pkt.pkt_len = pkt_len; - rxm->pkt.data_len = pkt_len; - rxm->pkt.in_port = rxq->port_id; + rxm->data_off = RTE_PKTMBUF_HEADROOM; + rte_packet_prefetch((char *)rxm->buf_addr + rxm->data_off); + rxm->nb_segs = 1; + rxm->next = NULL; + rxm->pkt_len = pkt_len; + rxm->data_len = pkt_len; + rxm->port = rxq->port_id; hlen_type_rss = rte_le_to_cpu_32(rxd.wb.lower.lo_dword.data); /* Only valid if PKT_RX_VLAN_PKT set in pkt_flags */ - rxm->pkt.vlan_macip.f.vlan_tci = - rte_le_to_cpu_16(rxd.wb.upper.vlan); + rxm->vlan_tci = rte_le_to_cpu_16(rxd.wb.upper.vlan); pkt_flags = rx_desc_hlen_type_rss_to_pkt_flags(hlen_type_rss); - pkt_flags = (uint16_t)(pkt_flags | - rx_desc_status_to_pkt_flags(staterr)); - pkt_flags = (uint16_t)(pkt_flags | - rx_desc_error_to_pkt_flags(staterr)); + pkt_flags = pkt_flags | rx_desc_status_to_pkt_flags(staterr); + pkt_flags = pkt_flags | rx_desc_error_to_pkt_flags(staterr); rxm->ol_flags = pkt_flags; if (likely(pkt_flags & PKT_RX_RSS_HASH)) - rxm->pkt.hash.rss = rxd.wb.lower.hi_dword.rss; + rxm->hash.rss = rxd.wb.lower.hi_dword.rss; else if (pkt_flags & PKT_RX_FDIR) { - rxm->pkt.hash.fdir.hash = + rxm->hash.fdir.hash = (uint16_t)((rxd.wb.lower.hi_dword.csum_ip.csum) & IXGBE_ATR_HASH_MASK); - rxm->pkt.hash.fdir.id = rxd.wb.lower.hi_dword.csum_ip.ip_id; + rxm->hash.fdir.id = rxd.wb.lower.hi_dword.csum_ip.ip_id; } /* * Store the mbuf address into the next entry of the array @@ -1435,7 +1353,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, nb_hold = (uint16_t) (nb_hold + rxq->nb_rx_hold); if (nb_hold > rxq->rx_free_thresh) { PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_tail=%u " - "nb_hold=%u nb_rx=%u\n", + "nb_hold=%u nb_rx=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id, (unsigned) rx_id, (unsigned) nb_hold, (unsigned) nb_rx); @@ -1469,7 +1387,7 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_rx; uint16_t nb_hold; uint16_t data_len; - uint16_t pkt_flags; + uint64_t pkt_flags; nb_rx = 0; nb_hold = 0; @@ -1522,8 +1440,8 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * to happen by sending specific "back-pressure" flow control * frames to its peer(s). */ - PMD_RX_LOG(DEBUG, "\nport_id=%u queue_id=%u rx_id=%u " - "staterr=0x%x data_len=%u\n", + PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_id=%u " + "staterr=0x%x data_len=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id, (unsigned) rx_id, (unsigned) staterr, (unsigned) rte_le_to_cpu_16(rxd.wb.upper.length)); @@ -1531,7 +1449,7 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, nmb = rte_rxmbuf_alloc(rxq->mb_pool); if (nmb == NULL) { PMD_RX_LOG(DEBUG, "RX mbuf alloc failed port_id=%u " - "queue_id=%u\n", (unsigned) rxq->port_id, + "queue_id=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id); rte_eth_devices[rxq->port_id].data->rx_mbuf_alloc_failed++; break; @@ -1570,8 +1488,8 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * Set data length & data buffer address of mbuf. */ data_len = rte_le_to_cpu_16(rxd.wb.upper.length); - rxm->pkt.data_len = data_len; - rxm->pkt.data = (char*) rxm->buf_addr + RTE_PKTMBUF_HEADROOM; + rxm->data_len = data_len; + rxm->data_off = RTE_PKTMBUF_HEADROOM; /* * If this is the first buffer of the received packet, @@ -1583,13 +1501,13 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, */ if (first_seg == NULL) { first_seg = rxm; - first_seg->pkt.pkt_len = data_len; - first_seg->pkt.nb_segs = 1; + first_seg->pkt_len = data_len; + first_seg->nb_segs = 1; } else { - first_seg->pkt.pkt_len = (uint16_t)(first_seg->pkt.pkt_len + first_seg->pkt_len = (uint16_t)(first_seg->pkt_len + data_len); - first_seg->pkt.nb_segs++; - last_seg->pkt.next = rxm; + first_seg->nb_segs++; + last_seg->next = rxm; } /* @@ -1612,18 +1530,18 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * mbuf, subtract the length of that CRC part from the * data length of the previous mbuf. */ - rxm->pkt.next = NULL; + rxm->next = NULL; if (unlikely(rxq->crc_len > 0)) { - first_seg->pkt.pkt_len -= ETHER_CRC_LEN; + first_seg->pkt_len -= ETHER_CRC_LEN; if (data_len <= ETHER_CRC_LEN) { rte_pktmbuf_free_seg(rxm); - first_seg->pkt.nb_segs--; - last_seg->pkt.data_len = (uint16_t) - (last_seg->pkt.data_len - + first_seg->nb_segs--; + last_seg->data_len = (uint16_t) + (last_seg->data_len - (ETHER_CRC_LEN - data_len)); - last_seg->pkt.next = NULL; + last_seg->next = NULL; } else - rxm->pkt.data_len = + rxm->data_len = (uint16_t) (data_len - ETHER_CRC_LEN); } @@ -1636,34 +1554,34 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * - VLAN TCI, if any, * - error flags. */ - first_seg->pkt.in_port = rxq->port_id; + first_seg->port = rxq->port_id; /* * The vlan_tci field is only valid when PKT_RX_VLAN_PKT is * set in the pkt_flags field. */ - first_seg->pkt.vlan_macip.f.vlan_tci = - rte_le_to_cpu_16(rxd.wb.upper.vlan); + first_seg->vlan_tci = rte_le_to_cpu_16(rxd.wb.upper.vlan); hlen_type_rss = rte_le_to_cpu_32(rxd.wb.lower.lo_dword.data); pkt_flags = rx_desc_hlen_type_rss_to_pkt_flags(hlen_type_rss); - pkt_flags = (uint16_t)(pkt_flags | + pkt_flags = (pkt_flags | rx_desc_status_to_pkt_flags(staterr)); - pkt_flags = (uint16_t)(pkt_flags | + pkt_flags = (pkt_flags | rx_desc_error_to_pkt_flags(staterr)); first_seg->ol_flags = pkt_flags; if (likely(pkt_flags & PKT_RX_RSS_HASH)) - first_seg->pkt.hash.rss = rxd.wb.lower.hi_dword.rss; + first_seg->hash.rss = rxd.wb.lower.hi_dword.rss; else if (pkt_flags & PKT_RX_FDIR) { - first_seg->pkt.hash.fdir.hash = + first_seg->hash.fdir.hash = (uint16_t)((rxd.wb.lower.hi_dword.csum_ip.csum) & IXGBE_ATR_HASH_MASK); - first_seg->pkt.hash.fdir.id = + first_seg->hash.fdir.id = rxd.wb.lower.hi_dword.csum_ip.ip_id; } /* Prefetch data of first segment, if configured to do so. */ - rte_packet_prefetch(first_seg->pkt.data); + rte_packet_prefetch((char *)first_seg->buf_addr + + first_seg->data_off); /* * Store the mbuf address into the next entry of the array @@ -1700,7 +1618,7 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, nb_hold = (uint16_t) (nb_hold + rxq->nb_rx_hold); if (nb_hold > rxq->rx_free_thresh) { PMD_RX_LOG(DEBUG, "port_id=%u queue_id=%u rx_tail=%u " - "nb_hold=%u nb_rx=%u\n", + "nb_hold=%u nb_rx=%u", (unsigned) rxq->port_id, (unsigned) rxq->queue_id, (unsigned) rx_id, (unsigned) nb_hold, (unsigned) nb_rx); @@ -1735,7 +1653,7 @@ ixgbe_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, * descriptors should meet the following condition: * (num_ring_desc * sizeof(rx/tx descriptor)) % 128 == 0 */ -#define IXGBE_MIN_RING_DESC 64 +#define IXGBE_MIN_RING_DESC 32 #define IXGBE_MAX_RING_DESC 4096 /* @@ -1750,7 +1668,7 @@ ring_dma_zone_reserve(struct rte_eth_dev *dev, const char *ring_name, char z_name[RTE_MEMZONE_NAMESIZE]; const struct rte_memzone *mz; - rte_snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d", + snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d", dev->driver->pci_drv.name, ring_name, dev->data->port_id, queue_id); @@ -1760,7 +1678,7 @@ ring_dma_zone_reserve(struct rte_eth_dev *dev, const char *ring_name, #ifdef RTE_LIBRTE_XEN_DOM0 return rte_memzone_reserve_bounded(z_name, ring_size, - socket_id, 0, IXGBE_ALIGN, RTE_PGSIZE_2M); + socket_id, 0, IXGBE_ALIGN, RTE_PGSIZE_2M); #else return rte_memzone_reserve_aligned(z_name, ring_size, socket_id, 0, IXGBE_ALIGN); @@ -1783,11 +1701,19 @@ ixgbe_tx_queue_release_mbufs(struct igb_tx_queue *txq) } static void -ixgbe_tx_queue_release(struct igb_tx_queue *txq) +ixgbe_tx_free_swring(struct igb_tx_queue *txq) { - if (txq != NULL) { - ixgbe_tx_queue_release_mbufs(txq); + if (txq != NULL && + txq->sw_ring != NULL) rte_free(txq->sw_ring); +} + +static void +ixgbe_tx_queue_release(struct igb_tx_queue *txq) +{ + if (txq != NULL && txq->ops != NULL) { + txq->ops->release_mbufs(txq); + txq->ops->free_swring(txq); rte_free(txq); } } @@ -1818,9 +1744,9 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq) volatile union ixgbe_adv_tx_desc *txd = &txq->tx_ring[i]; txd->wb.status = IXGBE_TXD_STAT_DD; txe[i].mbuf = NULL; - txe[i].last_id = (uint16_t)i; - txe[prev].next_id = (uint16_t)i; - prev = (uint16_t)i; + txe[i].last_id = i; + txe[prev].next_id = i; + prev = i; } txq->tx_next_dd = (uint16_t)(txq->tx_rs_thresh - 1); @@ -1839,6 +1765,12 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq) IXGBE_CTX_NUM * sizeof(struct ixgbe_advctx_info)); } +static struct ixgbe_txq_ops def_txq_ops = { + .release_mbufs = ixgbe_tx_queue_release_mbufs, + .free_swring = ixgbe_tx_free_swring, + .reset = ixgbe_reset_tx_queue, +}; + int ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, @@ -1890,33 +1822,36 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, tx_free_thresh = (uint16_t)((tx_conf->tx_free_thresh) ? tx_conf->tx_free_thresh : DEFAULT_TX_FREE_THRESH); if (tx_rs_thresh >= (nb_desc - 2)) { - RTE_LOG(ERR, PMD, "tx_rs_thresh must be less than the number " - "of TX descriptors minus 2. (tx_rs_thresh=%u port=%d " - "queue=%d)\n", (unsigned int)tx_rs_thresh, - (int)dev->data->port_id, (int)queue_idx); + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than the number " + "of TX descriptors minus 2. (tx_rs_thresh=%u " + "port=%d queue=%d)", (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, (int)queue_idx); return -(EINVAL); } if (tx_free_thresh >= (nb_desc - 3)) { - RTE_LOG(ERR, PMD, "tx_rs_thresh must be less than the " - "tx_free_thresh must be less than the number of TX " - "descriptors minus 3. (tx_free_thresh=%u port=%d " - "queue=%d)\n", (unsigned int)tx_free_thresh, - (int)dev->data->port_id, (int)queue_idx); + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than the " + "tx_free_thresh must be less than the number of " + "TX descriptors minus 3. (tx_free_thresh=%u " + "port=%d queue=%d)", + (unsigned int)tx_free_thresh, + (int)dev->data->port_id, (int)queue_idx); return -(EINVAL); } if (tx_rs_thresh > tx_free_thresh) { - RTE_LOG(ERR, PMD, "tx_rs_thresh must be less than or equal to " - "tx_free_thresh. (tx_free_thresh=%u tx_rs_thresh=%u " - "port=%d queue=%d)\n", (unsigned int)tx_free_thresh, - (unsigned int)tx_rs_thresh, (int)dev->data->port_id, - (int)queue_idx); + PMD_INIT_LOG(ERR, "tx_rs_thresh must be less than or equal to " + "tx_free_thresh. (tx_free_thresh=%u " + "tx_rs_thresh=%u port=%d queue=%d)", + (unsigned int)tx_free_thresh, + (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, + (int)queue_idx); return -(EINVAL); } if ((nb_desc % tx_rs_thresh) != 0) { - RTE_LOG(ERR, PMD, "tx_rs_thresh must be a divisor of the " - "number of TX descriptors. (tx_rs_thresh=%u port=%d " - "queue=%d)\n", (unsigned int)tx_rs_thresh, - (int)dev->data->port_id, (int)queue_idx); + PMD_INIT_LOG(ERR, "tx_rs_thresh must be a divisor of the " + "number of TX descriptors. (tx_rs_thresh=%u " + "port=%d queue=%d)", (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, (int)queue_idx); return -(EINVAL); } @@ -1927,20 +1862,22 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, * accumulates WTHRESH descriptors. */ if ((tx_rs_thresh > 1) && (tx_conf->tx_thresh.wthresh != 0)) { - RTE_LOG(ERR, PMD, "TX WTHRESH must be set to 0 if " - "tx_rs_thresh is greater than 1. (tx_rs_thresh=%u " - "port=%d queue=%d)\n", (unsigned int)tx_rs_thresh, - (int)dev->data->port_id, (int)queue_idx); + PMD_INIT_LOG(ERR, "TX WTHRESH must be set to 0 if " + "tx_rs_thresh is greater than 1. (tx_rs_thresh=%u " + "port=%d queue=%d)", (unsigned int)tx_rs_thresh, + (int)dev->data->port_id, (int)queue_idx); return -(EINVAL); } /* Free memory prior to re-allocation if needed... */ - if (dev->data->tx_queues[queue_idx] != NULL) + if (dev->data->tx_queues[queue_idx] != NULL) { ixgbe_tx_queue_release(dev->data->tx_queues[queue_idx]); + dev->data->tx_queues[queue_idx] = NULL; + } /* First allocate the tx queue data structure */ txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct igb_tx_queue), - CACHE_LINE_SIZE, socket_id); + RTE_CACHE_LINE_SIZE, socket_id); if (txq == NULL) return (-ENOMEM); @@ -1964,10 +1901,12 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, txq->hthresh = tx_conf->tx_thresh.hthresh; txq->wthresh = tx_conf->tx_thresh.wthresh; txq->queue_id = queue_idx; - txq->reg_idx = (uint16_t)((RTE_ETH_DEV_SRIOV(dev).active == 0) ? + txq->reg_idx = (uint16_t)((RTE_ETH_DEV_SRIOV(dev).active == 0) ? queue_idx : RTE_ETH_DEV_SRIOV(dev).def_pool_q_idx + queue_idx); txq->port_id = dev->data->port_id; txq->txq_flags = tx_conf->txq_flags; + txq->ops = &def_txq_ops; + txq->tx_deferred_start = tx_conf->tx_deferred_start; /* * Modification to set VFTDT for virtual function if vf is detected @@ -1976,7 +1915,7 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, txq->tdt_reg_addr = IXGBE_PCI_REG_ADDR(hw, IXGBE_VFTDT(queue_idx)); else txq->tdt_reg_addr = IXGBE_PCI_REG_ADDR(hw, IXGBE_TDT(txq->reg_idx)); -#ifndef RTE_LIBRTE_XEN_DOM0 +#ifndef RTE_LIBRTE_XEN_DOM0 txq->tx_ring_phys_addr = (uint64_t) tz->phys_addr; #else txq->tx_ring_phys_addr = rte_mem_phy2mch(tz->memseg_id, tz->phys_addr); @@ -1985,31 +1924,46 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, /* Allocate software ring */ txq->sw_ring = rte_zmalloc_socket("txq->sw_ring", - sizeof(struct igb_tx_entry) * nb_desc, - CACHE_LINE_SIZE, socket_id); + sizeof(struct igb_tx_entry) * nb_desc, + RTE_CACHE_LINE_SIZE, socket_id); if (txq->sw_ring == NULL) { ixgbe_tx_queue_release(txq); return (-ENOMEM); } - PMD_INIT_LOG(DEBUG, "sw_ring=%p hw_ring=%p dma_addr=0x%"PRIx64"\n", + PMD_INIT_LOG(DEBUG, "sw_ring=%p hw_ring=%p dma_addr=0x%"PRIx64, txq->sw_ring, txq->tx_ring, txq->tx_ring_phys_addr); - ixgbe_reset_tx_queue(txq); - - dev->data->tx_queues[queue_idx] = txq; - /* Use a simple Tx queue (no offloads, no multi segs) if possible */ if (((txq->txq_flags & IXGBE_SIMPLE_FLAGS) == IXGBE_SIMPLE_FLAGS) && (txq->tx_rs_thresh >= RTE_PMD_IXGBE_TX_MAX_BURST)) { - PMD_INIT_LOG(INFO, "Using simple tx code path\n"); - dev->tx_pkt_burst = ixgbe_xmit_pkts_simple; + PMD_INIT_LOG(INFO, "Using simple tx code path"); +#ifdef RTE_IXGBE_INC_VECTOR + if (txq->tx_rs_thresh <= RTE_IXGBE_TX_MAX_FREE_BUF_SZ && + ixgbe_txq_vec_setup(txq) == 0) { + PMD_INIT_LOG(INFO, "Vector tx enabled."); + dev->tx_pkt_burst = ixgbe_xmit_pkts_vec; + } + else +#endif + dev->tx_pkt_burst = ixgbe_xmit_pkts_simple; } else { - PMD_INIT_LOG(INFO, "Using full-featured tx code path\n"); - PMD_INIT_LOG(INFO, " - txq_flags = %lx [IXGBE_SIMPLE_FLAGS=%lx]\n", (long unsigned)txq->txq_flags, (long unsigned)IXGBE_SIMPLE_FLAGS); - PMD_INIT_LOG(INFO, " - tx_rs_thresh = %lu [RTE_PMD_IXGBE_TX_MAX_BURST=%lu]\n", (long unsigned)txq->tx_rs_thresh, (long unsigned)RTE_PMD_IXGBE_TX_MAX_BURST); + PMD_INIT_LOG(INFO, "Using full-featured tx code path"); + PMD_INIT_LOG(INFO, " - txq_flags = %lx " + "[IXGBE_SIMPLE_FLAGS=%lx]", + (long unsigned)txq->txq_flags, + (long unsigned)IXGBE_SIMPLE_FLAGS); + PMD_INIT_LOG(INFO, " - tx_rs_thresh = %lu " + "[RTE_PMD_IXGBE_TX_MAX_BURST=%lu]", + (long unsigned)txq->tx_rs_thresh, + (long unsigned)RTE_PMD_IXGBE_TX_MAX_BURST); dev->tx_pkt_burst = ixgbe_xmit_pkts; } + txq->ops->reset(txq); + + dev->data->tx_queues[queue_idx] = txq; + + return (0); } @@ -2081,15 +2035,34 @@ check_rx_burst_bulk_alloc_preconditions(__rte_unused struct igb_rx_queue *rxq) * outside of this function. */ #ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC - if (! (rxq->rx_free_thresh >= RTE_PMD_IXGBE_RX_MAX_BURST)) + if (!(rxq->rx_free_thresh >= RTE_PMD_IXGBE_RX_MAX_BURST)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "RTE_PMD_IXGBE_RX_MAX_BURST=%d", + rxq->rx_free_thresh, RTE_PMD_IXGBE_RX_MAX_BURST); ret = -EINVAL; - else if (! (rxq->rx_free_thresh < rxq->nb_rx_desc)) + } else if (!(rxq->rx_free_thresh < rxq->nb_rx_desc)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "rxq->nb_rx_desc=%d", + rxq->rx_free_thresh, rxq->nb_rx_desc); ret = -EINVAL; - else if (! ((rxq->nb_rx_desc % rxq->rx_free_thresh) == 0)) + } else if (!((rxq->nb_rx_desc % rxq->rx_free_thresh) == 0)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->nb_rx_desc=%d, " + "rxq->rx_free_thresh=%d", + rxq->nb_rx_desc, rxq->rx_free_thresh); ret = -EINVAL; - else if (! (rxq->nb_rx_desc < - (IXGBE_MAX_RING_DESC - RTE_PMD_IXGBE_RX_MAX_BURST))) + } else if (!(rxq->nb_rx_desc < + (IXGBE_MAX_RING_DESC - RTE_PMD_IXGBE_RX_MAX_BURST))) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->nb_rx_desc=%d, " + "IXGBE_MAX_RING_DESC=%d, " + "RTE_PMD_IXGBE_RX_MAX_BURST=%d", + rxq->nb_rx_desc, IXGBE_MAX_RING_DESC, + RTE_PMD_IXGBE_RX_MAX_BURST); ret = -EINVAL; + } #else ret = -EINVAL; #endif @@ -2183,24 +2156,27 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev, } /* Free memory prior to re-allocation if needed... */ - if (dev->data->rx_queues[queue_idx] != NULL) + if (dev->data->rx_queues[queue_idx] != NULL) { ixgbe_rx_queue_release(dev->data->rx_queues[queue_idx]); + dev->data->rx_queues[queue_idx] = NULL; + } /* First allocate the rx queue data structure */ rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct igb_rx_queue), - CACHE_LINE_SIZE, socket_id); + RTE_CACHE_LINE_SIZE, socket_id); if (rxq == NULL) return (-ENOMEM); rxq->mb_pool = mp; rxq->nb_rx_desc = nb_desc; rxq->rx_free_thresh = rx_conf->rx_free_thresh; rxq->queue_id = queue_idx; - rxq->reg_idx = (uint16_t)((RTE_ETH_DEV_SRIOV(dev).active == 0) ? + rxq->reg_idx = (uint16_t)((RTE_ETH_DEV_SRIOV(dev).active == 0) ? queue_idx : RTE_ETH_DEV_SRIOV(dev).def_pool_q_idx + queue_idx); rxq->port_id = dev->data->port_id; rxq->crc_len = (uint8_t) ((dev->data->dev_conf.rxmode.hw_strip_crc) ? 0 : ETHER_CRC_LEN); rxq->drop_en = rx_conf->rx_drop_en; + rxq->rx_deferred_start = rx_conf->rx_deferred_start; /* * Allocate RX ring hardware descriptors. A memzone large enough to @@ -2208,12 +2184,17 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev, * resizing in later calls to the queue setup function. */ rz = ring_dma_zone_reserve(dev, "rx_ring", queue_idx, - IXGBE_MAX_RING_DESC * sizeof(union ixgbe_adv_rx_desc), - socket_id); + RX_RING_SZ, socket_id); if (rz == NULL) { ixgbe_rx_queue_release(rxq); return (-ENOMEM); } + + /* + * Zero init all the descriptors in the ring. + */ + memset (rz->addr, 0, RX_RING_SZ); + /* * Modified to setup VFRDT for Virtual Function */ @@ -2237,7 +2218,7 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev, rxq->rx_ring = (union ixgbe_adv_rx_desc *) rz->addr; /* - * Allocate software ring. Allow for space at the end of the + * Allocate software ring. Allow for space at the end of the * S/W ring to make sure look-ahead logic in bulk alloc Rx burst * function does not access an invalid memory region. */ @@ -2248,34 +2229,44 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev, #endif rxq->sw_ring = rte_zmalloc_socket("rxq->sw_ring", sizeof(struct igb_rx_entry) * len, - CACHE_LINE_SIZE, socket_id); + RTE_CACHE_LINE_SIZE, socket_id); if (rxq->sw_ring == NULL) { ixgbe_rx_queue_release(rxq); return (-ENOMEM); } - PMD_INIT_LOG(DEBUG, "sw_ring=%p hw_ring=%p dma_addr=0x%"PRIx64"\n", + PMD_INIT_LOG(DEBUG, "sw_ring=%p hw_ring=%p dma_addr=0x%"PRIx64, rxq->sw_ring, rxq->rx_ring, rxq->rx_ring_phys_addr); /* - * Certain constaints must be met in order to use the bulk buffer + * Certain constraints must be met in order to use the bulk buffer * allocation Rx burst function. */ use_def_burst_func = check_rx_burst_bulk_alloc_preconditions(rxq); +#ifdef RTE_IXGBE_INC_VECTOR + ixgbe_rxq_vec_setup(rxq); +#endif /* Check if pre-conditions are satisfied, and no Scattered Rx */ if (!use_def_burst_func && !dev->data->scattered_rx) { #ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions are " "satisfied. Rx Burst Bulk Alloc function will be " - "used on port=%d, queue=%d.\n", + "used on port=%d, queue=%d.", rxq->port_id, rxq->queue_id); dev->rx_pkt_burst = ixgbe_recv_pkts_bulk_alloc; +#ifdef RTE_IXGBE_INC_VECTOR + if (!ixgbe_rx_vec_condition_check(dev)) { + PMD_INIT_LOG(INFO, "Vector rx enabled, please make " + "sure RX burst size no less than 32."); + dev->rx_pkt_burst = ixgbe_recv_pkts_vec; + } +#endif #endif } else { PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions " "are not satisfied, Scattered Rx is requested, " "or RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC is not " - "enabled (port=%d, queue=%d).\n", + "enabled (port=%d, queue=%d).", rxq->port_id, rxq->queue_id); } dev->data->rx_queues[queue_idx] = rxq; @@ -2294,7 +2285,7 @@ ixgbe_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id) uint32_t desc = 0; if (rx_queue_id >= dev->data->nb_rx_queues) { - PMD_RX_LOG(ERR, "Invalid RX queue id=%d\n", rx_queue_id); + PMD_RX_LOG(ERR, "Invalid RX queue id=%d", rx_queue_id); return 0; } @@ -2340,8 +2331,8 @@ ixgbe_dev_clear_queues(struct rte_eth_dev *dev) for (i = 0; i < dev->data->nb_tx_queues; i++) { struct igb_tx_queue *txq = dev->data->tx_queues[i]; if (txq != NULL) { - ixgbe_tx_queue_release_mbufs(txq); - ixgbe_reset_tx_queue(txq); + txq->ops->release_mbufs(txq); + txq->ops->reset(txq); } } @@ -2403,49 +2394,29 @@ ixgbe_rss_disable(struct rte_eth_dev *dev) } static void -ixgbe_rss_configure(struct rte_eth_dev *dev) +ixgbe_hw_rss_hash_set(struct ixgbe_hw *hw, struct rte_eth_rss_conf *rss_conf) { - struct ixgbe_hw *hw; - uint8_t *hash_key; - uint32_t rss_key; + uint8_t *hash_key; uint32_t mrqc; - uint32_t reta; - uint16_t rss_hf; + uint32_t rss_key; + uint64_t rss_hf; uint16_t i; - uint16_t j; - - PMD_INIT_FUNC_TRACE(); - hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - rss_hf = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf; - if (rss_hf == 0) { /* Disable RSS */ - ixgbe_rss_disable(dev); - return; - } - hash_key = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key; - if (hash_key == NULL) - hash_key = rss_intel_key; /* Default hash key */ - - /* Fill in RSS hash key */ - for (i = 0; i < 10; i++) { - rss_key = hash_key[(i * 4)]; - rss_key |= hash_key[(i * 4) + 1] << 8; - rss_key |= hash_key[(i * 4) + 2] << 16; - rss_key |= hash_key[(i * 4) + 3] << 24; - IXGBE_WRITE_REG_ARRAY(hw, IXGBE_RSSRK(0), i, rss_key); - } - /* Fill in redirection table */ - reta = 0; - for (i = 0, j = 0; i < 128; i++, j++) { - if (j == dev->data->nb_rx_queues) j = 0; - reta = (reta << 8) | j; - if ((i & 3) == 3) - IXGBE_WRITE_REG(hw, IXGBE_RETA(i >> 2), rte_bswap32(reta)); + hash_key = rss_conf->rss_key; + if (hash_key != NULL) { + /* Fill in RSS hash key */ + for (i = 0; i < 10; i++) { + rss_key = hash_key[(i * 4)]; + rss_key |= hash_key[(i * 4) + 1] << 8; + rss_key |= hash_key[(i * 4) + 2] << 16; + rss_key |= hash_key[(i * 4) + 3] << 24; + IXGBE_WRITE_REG_ARRAY(hw, IXGBE_RSSRK(0), i, rss_key); + } } - /* Set configured hashing functions in MRQC register */ - mrqc = IXGBE_MRQC_RSSEN; /* RSS enable */ + /* Set configured hashing protocols in MRQC register */ + rss_hf = rss_conf->rss_hf; + mrqc = IXGBE_MRQC_RSSEN; /* Enable RSS */ if (rss_hf & ETH_RSS_IPV4) mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4; if (rss_hf & ETH_RSS_IPV4_TCP) @@ -2467,6 +2438,133 @@ ixgbe_rss_configure(struct rte_eth_dev *dev) IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); } +int +ixgbe_dev_rss_hash_update(struct rte_eth_dev *dev, + struct rte_eth_rss_conf *rss_conf) +{ + struct ixgbe_hw *hw; + uint32_t mrqc; + uint64_t rss_hf; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* + * Excerpt from section 7.1.2.8 Receive-Side Scaling (RSS): + * "RSS enabling cannot be done dynamically while it must be + * preceded by a software reset" + * Before changing anything, first check that the update RSS operation + * does not attempt to disable RSS, if RSS was enabled at + * initialization time, or does not attempt to enable RSS, if RSS was + * disabled at initialization time. + */ + rss_hf = rss_conf->rss_hf & IXGBE_RSS_OFFLOAD_ALL; + mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); + if (!(mrqc & IXGBE_MRQC_RSSEN)) { /* RSS disabled */ + if (rss_hf != 0) /* Enable RSS */ + return -(EINVAL); + return 0; /* Nothing to do */ + } + /* RSS enabled */ + if (rss_hf == 0) /* Disable RSS */ + return -(EINVAL); + ixgbe_hw_rss_hash_set(hw, rss_conf); + return 0; +} + +int +ixgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev, + struct rte_eth_rss_conf *rss_conf) +{ + struct ixgbe_hw *hw; + uint8_t *hash_key; + uint32_t mrqc; + uint32_t rss_key; + uint64_t rss_hf; + uint16_t i; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + hash_key = rss_conf->rss_key; + if (hash_key != NULL) { + /* Return RSS hash key */ + for (i = 0; i < 10; i++) { + rss_key = IXGBE_READ_REG_ARRAY(hw, IXGBE_RSSRK(0), i); + hash_key[(i * 4)] = rss_key & 0x000000FF; + hash_key[(i * 4) + 1] = (rss_key >> 8) & 0x000000FF; + hash_key[(i * 4) + 2] = (rss_key >> 16) & 0x000000FF; + hash_key[(i * 4) + 3] = (rss_key >> 24) & 0x000000FF; + } + } + + /* Get RSS functions configured in MRQC register */ + mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); + if ((mrqc & IXGBE_MRQC_RSSEN) == 0) { /* RSS is disabled */ + rss_conf->rss_hf = 0; + return 0; + } + rss_hf = 0; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV4) + rss_hf |= ETH_RSS_IPV4; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV4_TCP) + rss_hf |= ETH_RSS_IPV4_TCP; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6) + rss_hf |= ETH_RSS_IPV6; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6_EX) + rss_hf |= ETH_RSS_IPV6_EX; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6_TCP) + rss_hf |= ETH_RSS_IPV6_TCP; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP) + rss_hf |= ETH_RSS_IPV6_TCP_EX; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV4_UDP) + rss_hf |= ETH_RSS_IPV4_UDP; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6_UDP) + rss_hf |= ETH_RSS_IPV6_UDP; + if (mrqc & IXGBE_MRQC_RSS_FIELD_IPV6_EX_UDP) + rss_hf |= ETH_RSS_IPV6_UDP_EX; + rss_conf->rss_hf = rss_hf; + return 0; +} + +static void +ixgbe_rss_configure(struct rte_eth_dev *dev) +{ + struct rte_eth_rss_conf rss_conf; + struct ixgbe_hw *hw; + uint32_t reta; + uint16_t i; + uint16_t j; + + PMD_INIT_FUNC_TRACE(); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* + * Fill in redirection table + * The byte-swap is needed because NIC registers are in + * little-endian order. + */ + reta = 0; + for (i = 0, j = 0; i < 128; i++, j++) { + if (j == dev->data->nb_rx_queues) + j = 0; + reta = (reta << 8) | j; + if ((i & 3) == 3) + IXGBE_WRITE_REG(hw, IXGBE_RETA(i >> 2), + rte_bswap32(reta)); + } + + /* + * Configure the RSS key and the RSS protocols used to compute + * the RSS hash of input packets. + */ + rss_conf = dev->data->dev_conf.rx_adv_conf.rss_conf; + if ((rss_conf.rss_hf & IXGBE_RSS_OFFLOAD_ALL) == 0) { + ixgbe_rss_disable(dev); + return; + } + if (rss_conf.rss_key == NULL) + rss_conf.rss_key = rss_intel_key; /* Default hash key */ + ixgbe_hw_rss_hash_set(hw, &rss_conf); +} + #define NUM_VFTA_REGISTERS 128 #define NIC_RX_BUFFER_SIZE 0x200 @@ -2582,13 +2680,13 @@ ixgbe_vmdq_dcb_configure(struct rte_eth_dev *dev) * @hw: pointer to hardware structure * @dcb_config: pointer to ixgbe_dcb_config structure */ -static void +static void ixgbe_dcb_tx_hw_config(struct ixgbe_hw *hw, struct ixgbe_dcb_config *dcb_config) { uint32_t reg; uint32_t q; - + PMD_INIT_FUNC_TRACE(); if (hw->mac.type != ixgbe_mac_82598EB) { /* Disable the Tx desc arbiter so that MTQC can be changed */ @@ -2636,21 +2734,21 @@ ixgbe_vmdq_dcb_hw_tx_config(struct rte_eth_dev *dev, { struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = &dev->data->dev_conf.tx_adv_conf.vmdq_dcb_tx_conf; - struct ixgbe_hw *hw = + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); - + PMD_INIT_FUNC_TRACE(); - if (hw->mac.type != ixgbe_mac_82598EB) + if (hw->mac.type != ixgbe_mac_82598EB) /*PF VF Transmit Enable*/ IXGBE_WRITE_REG(hw, IXGBE_VFTE(0), vmdq_tx_conf->nb_queue_pools == ETH_16_POOLS ? 0xFFFF : 0xFFFFFFFF); - + /*Configure general DCB TX parameters*/ ixgbe_dcb_tx_hw_config(hw,dcb_config); return; } -static void +static void ixgbe_vmdq_dcb_rx_config(struct rte_eth_dev *dev, struct ixgbe_dcb_config *dcb_config) { @@ -2677,15 +2775,15 @@ ixgbe_vmdq_dcb_rx_config(struct rte_eth_dev *dev, } } -static void +static void ixgbe_dcb_vt_tx_config(struct rte_eth_dev *dev, struct ixgbe_dcb_config *dcb_config) -{ +{ struct rte_eth_vmdq_dcb_tx_conf *vmdq_tx_conf = &dev->data->dev_conf.tx_adv_conf.vmdq_dcb_tx_conf; struct ixgbe_dcb_tc_config *tc; uint8_t i,j; - + /* convert rte_eth_conf.rx_adv_conf to struct ixgbe_dcb_config */ if (vmdq_tx_conf->nb_queue_pools == ETH_16_POOLS ) { dcb_config->num_tcs.pg_tcs = ETH_8_TCS; @@ -2706,7 +2804,7 @@ ixgbe_dcb_vt_tx_config(struct rte_eth_dev *dev, return; } -static void +static void ixgbe_dcb_rx_config(struct rte_eth_dev *dev, struct ixgbe_dcb_config *dcb_config) { @@ -2717,8 +2815,8 @@ ixgbe_dcb_rx_config(struct rte_eth_dev *dev, dcb_config->num_tcs.pg_tcs = (uint8_t)rx_conf->nb_tcs; dcb_config->num_tcs.pfc_tcs = (uint8_t)rx_conf->nb_tcs; - - /* User Priority to Traffic Class mapping */ + + /* User Priority to Traffic Class mapping */ for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { j = rx_conf->dcb_queue[i]; tc = &dcb_config->tc_config[j]; @@ -2727,7 +2825,7 @@ ixgbe_dcb_rx_config(struct rte_eth_dev *dev, } } -static void +static void ixgbe_dcb_tx_config(struct rte_eth_dev *dev, struct ixgbe_dcb_config *dcb_config) { @@ -2738,8 +2836,8 @@ ixgbe_dcb_tx_config(struct rte_eth_dev *dev, dcb_config->num_tcs.pg_tcs = (uint8_t)tx_conf->nb_tcs; dcb_config->num_tcs.pfc_tcs = (uint8_t)tx_conf->nb_tcs; - - /* User Priority to Traffic Class mapping */ + + /* User Priority to Traffic Class mapping */ for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) { j = tx_conf->dcb_queue[i]; tc = &dcb_config->tc_config[j]; @@ -2799,7 +2897,7 @@ ixgbe_dcb_rx_hw_config(struct ixgbe_hw *hw, vlanctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); vlanctrl |= IXGBE_VLNCTRL_VFE ; /* enable vlan filters */ IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlanctrl); - + /* VFTA - enable all vlan filters */ for (i = 0; i < NUM_VFTA_REGISTERS; i++) { IXGBE_WRITE_REG(hw, IXGBE_VFTA(i), 0xFFFFFFFF); @@ -2811,11 +2909,11 @@ ixgbe_dcb_rx_hw_config(struct ixgbe_hw *hw, */ reg = IXGBE_RTRPCS_RRM | IXGBE_RTRPCS_RAC; IXGBE_WRITE_REG(hw, IXGBE_RTRPCS, reg); - + return; } -static void +static void ixgbe_dcb_hw_arbite_rx_config(struct ixgbe_hw *hw, uint16_t *refill, uint16_t *max,uint8_t *bwg_id, uint8_t *tsa, uint8_t *map) { @@ -2825,6 +2923,8 @@ ixgbe_dcb_hw_arbite_rx_config(struct ixgbe_hw *hw, uint16_t *refill, break; case ixgbe_mac_82599EB: case ixgbe_mac_X540: + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: ixgbe_dcb_config_rx_arbiter_82599(hw, refill, max, bwg_id, tsa, map); break; @@ -2833,7 +2933,7 @@ ixgbe_dcb_hw_arbite_rx_config(struct ixgbe_hw *hw, uint16_t *refill, } } -static void +static void ixgbe_dcb_hw_arbite_tx_config(struct ixgbe_hw *hw, uint16_t *refill, uint16_t *max, uint8_t *bwg_id, uint8_t *tsa, uint8_t *map) { @@ -2844,6 +2944,8 @@ ixgbe_dcb_hw_arbite_tx_config(struct ixgbe_hw *hw, uint16_t *refill, uint16_t *m break; case ixgbe_mac_82599EB: case ixgbe_mac_X540: + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: ixgbe_dcb_config_tx_desc_arbiter_82599(hw, refill, max, bwg_id,tsa); ixgbe_dcb_config_tx_data_arbiter_82599(hw, refill, max, bwg_id,tsa, map); break; @@ -2856,7 +2958,7 @@ ixgbe_dcb_hw_arbite_tx_config(struct ixgbe_hw *hw, uint16_t *refill, uint16_t *m #define DCB_TX_CONFIG 1 #define DCB_TX_PB 1024 /** - * ixgbe_dcb_hw_configure - Enable DCB and configure + * ixgbe_dcb_hw_configure - Enable DCB and configure * general DCB in VT mode and non-VT mode parameters * @dev: pointer to rte_eth_dev structure * @dcb_config: pointer to ixgbe_dcb_config structure @@ -2876,8 +2978,8 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, uint16_t max[IXGBE_DCB_MAX_TRAFFIC_CLASS] = {0}; uint8_t map[IXGBE_DCB_MAX_TRAFFIC_CLASS] = {0}; struct ixgbe_dcb_tc_config *tc; - uint32_t max_frame = dev->data->max_frame_size; - struct ixgbe_hw *hw = + uint32_t max_frame = dev->data->mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); switch(dev->data->dev_conf.rxmode.mq_mode){ @@ -2886,7 +2988,7 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, if (hw->mac.type != ixgbe_mac_82598EB) { config_dcb_rx = DCB_RX_CONFIG; /* - *get dcb and VT rx configuration parameters + *get dcb and VT rx configuration parameters *from rte_eth_conf */ ixgbe_vmdq_dcb_rx_config(dev,dcb_config); @@ -2903,7 +3005,7 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, ixgbe_dcb_rx_hw_config(hw, dcb_config); break; default: - PMD_INIT_LOG(ERR, "Incorrect DCB RX mode configuration\n"); + PMD_INIT_LOG(ERR, "Incorrect DCB RX mode configuration"); break; } switch (dev->data->dev_conf.txmode.mq_mode) { @@ -2925,7 +3027,7 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, ixgbe_dcb_tx_hw_config(hw, dcb_config); break; default: - PMD_INIT_LOG(ERR, "Incorrect DCB TX mode configuration\n"); + PMD_INIT_LOG(ERR, "Incorrect DCB TX mode configuration"); break; } @@ -2936,7 +3038,7 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, /* Avoid un-configured priority mapping to TC0 */ uint8_t j = 4; uint8_t mask = 0xFF; - for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES - 4; i++) + for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES - 4; i++) mask = (uint8_t)(mask & (~ (1 << map[i]))); for (i = 0; mask && (i < IXGBE_DCB_MAX_TRAFFIC_CLASS); i++) { if ((mask & 0x1) && (j < ETH_DCB_NUM_USER_PRIORITIES)) @@ -3044,14 +3146,14 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev, void ixgbe_configure_dcb(struct rte_eth_dev *dev) { struct ixgbe_dcb_config *dcb_cfg = - IXGBE_DEV_PRIVATE_TO_DCB_CFG(dev->data->dev_private); + IXGBE_DEV_PRIVATE_TO_DCB_CFG(dev->data->dev_private); struct rte_eth_conf *dev_conf = &(dev->data->dev_conf); - - PMD_INIT_FUNC_TRACE(); - + + PMD_INIT_FUNC_TRACE(); + /* check support mq_mode for DCB */ - if ((dev_conf->rxmode.mq_mode != ETH_MQ_RX_VMDQ_DCB) && - (dev_conf->rxmode.mq_mode != ETH_MQ_RX_DCB)) + if ((dev_conf->rxmode.mq_mode != ETH_MQ_RX_VMDQ_DCB) && + (dev_conf->rxmode.mq_mode != ETH_MQ_RX_DCB)) return; if (dev->data->nb_rx_queues != ETH_DCB_NUM_QUEUES) @@ -3059,7 +3161,7 @@ void ixgbe_configure_dcb(struct rte_eth_dev *dev) /** Configure DCB hardware **/ ixgbe_dcb_hw_configure(dev,dcb_cfg); - + return; } @@ -3073,6 +3175,7 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev) struct ixgbe_hw *hw; enum rte_eth_nb_pools num_pools; uint32_t mrqc, vt_ctl, vlanctrl; + uint32_t vmolr = 0; int i; PMD_INIT_FUNC_TRACE(); @@ -3095,13 +3198,18 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev) IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vt_ctl); + for (i = 0; i < (int)num_pools; i++) { + vmolr = ixgbe_convert_vm_rx_mask_to_val(cfg->rx_mode, vmolr); + IXGBE_WRITE_REG(hw, IXGBE_VMOLR(i), vmolr); + } + /* VLNCTRL: enable vlan filtering and allow all vlan tags through */ vlanctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); vlanctrl |= IXGBE_VLNCTRL_VFE ; /* enable vlan filters */ IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlanctrl); /* VFTA - enable all vlan filters */ - for (i = 0; i < NUM_VFTA_REGISTERS; i++) + for (i = 0; i < NUM_VFTA_REGISTERS; i++) IXGBE_WRITE_REG(hw, IXGBE_VFTA(i), UINT32_MAX); /* VFRE: pool enabling for receive - 64 */ @@ -3126,7 +3234,7 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev) * pools, we only need to use the first half of the register * i.e. bits 0-31 */ - if (((cfg->pool_map[i].pools >> 32) & UINT32_MAX) == 0) + if (((cfg->pool_map[i].pools >> 32) & UINT32_MAX) == 0) IXGBE_WRITE_REG(hw, IXGBE_VLVFB(i*2), \ (cfg->pool_map[i].pools & UINT32_MAX)); else @@ -3136,6 +3244,13 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev) } + /* PFDMA Tx General Switch Control Enables VMDQ loopback */ + if (cfg->enable_loop_back) { + IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, IXGBE_PFDTXGSWC_VT_LBEN); + for (i = 0; i < RTE_IXGBE_VMTXSW_REGISTER_COUNT; i++) + IXGBE_WRITE_REG(hw, IXGBE_VMTXSW(i), UINT32_MAX); + } + IXGBE_WRITE_FLUSH(hw); } @@ -3143,12 +3258,12 @@ ixgbe_vmdq_rx_hw_configure(struct rte_eth_dev *dev) * ixgbe_dcb_config_tx_hw_config - Configure general VMDq TX parameters * @hw: pointer to hardware structure */ -static void +static void ixgbe_vmdq_tx_hw_configure(struct ixgbe_hw *hw) { uint32_t reg; uint32_t q; - + PMD_INIT_FUNC_TRACE(); /*PF VF Transmit Enable*/ IXGBE_WRITE_REG(hw, IXGBE_VFTE(0), UINT32_MAX); @@ -3189,17 +3304,16 @@ ixgbe_alloc_rx_queue_mbufs(struct igb_rx_queue *rxq) volatile union ixgbe_adv_rx_desc *rxd; struct rte_mbuf *mbuf = rte_rxmbuf_alloc(rxq->mb_pool); if (mbuf == NULL) { - PMD_INIT_LOG(ERR, "RX mbuf alloc failed queue_id=%u\n", + PMD_INIT_LOG(ERR, "RX mbuf alloc failed queue_id=%u", (unsigned) rxq->queue_id); return (-ENOMEM); } rte_mbuf_refcnt_set(mbuf, 1); - mbuf->type = RTE_MBUF_PKT; - mbuf->pkt.next = NULL; - mbuf->pkt.data = (char *)mbuf->buf_addr + RTE_PKTMBUF_HEADROOM; - mbuf->pkt.nb_segs = 1; - mbuf->pkt.in_port = rxq->port_id; + mbuf->next = NULL; + mbuf->data_off = RTE_PKTMBUF_HEADROOM; + mbuf->nb_segs = 1; + mbuf->port = rxq->port_id; dma_addr = rte_cpu_to_le_64(RTE_MBUF_DATA_DMA_ADDR_DEFAULT(mbuf)); @@ -3215,15 +3329,15 @@ ixgbe_alloc_rx_queue_mbufs(struct igb_rx_queue *rxq) static int ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev) { - struct ixgbe_hw *hw = + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); if (hw->mac.type == ixgbe_mac_82598EB) return 0; if (RTE_ETH_DEV_SRIOV(dev).active == 0) { - /* - * SRIOV inactive scheme + /* + * SRIOV inactive scheme * any DCB/RSS w/o VMDq multi-queue setting */ switch (dev->data->dev_conf.rxmode.mq_mode) { @@ -3234,11 +3348,11 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev) case ETH_MQ_RX_VMDQ_DCB: ixgbe_vmdq_dcb_configure(dev); break; - + case ETH_MQ_RX_VMDQ_ONLY: ixgbe_vmdq_rx_hw_configure(dev); break; - + case ETH_MQ_RX_NONE: /* if mq_mode is none, disable rss mode.*/ default: ixgbe_rss_disable(dev); @@ -3256,12 +3370,12 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev) case ETH_32_POOLS: IXGBE_WRITE_REG(hw, IXGBE_MRQC, IXGBE_MRQC_VMDQRT4TCEN); break; - + case ETH_16_POOLS: IXGBE_WRITE_REG(hw, IXGBE_MRQC, IXGBE_MRQC_VMDQRT8TCEN); break; default: - RTE_LOG(ERR, PMD, "invalid pool number in IOV mode\n"); + PMD_INIT_LOG(ERR, "invalid pool number in IOV mode"); } } @@ -3271,7 +3385,7 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev) static int ixgbe_dev_mq_tx_configure(struct rte_eth_dev *dev) { - struct ixgbe_hw *hw = + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); uint32_t mtqc; uint32_t rttdcs; @@ -3285,10 +3399,10 @@ ixgbe_dev_mq_tx_configure(struct rte_eth_dev *dev) IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs); if (RTE_ETH_DEV_SRIOV(dev).active == 0) { - /* - * SRIOV inactive scheme + /* + * SRIOV inactive scheme * any DCB w/o VMDq multi-queue setting - */ + */ if (dev->data->dev_conf.txmode.mq_mode == ETH_MQ_TX_VMDQ_ONLY) ixgbe_vmdq_tx_hw_configure(hw); else { @@ -3309,12 +3423,12 @@ ixgbe_dev_mq_tx_configure(struct rte_eth_dev *dev) mtqc = IXGBE_MTQC_VT_ENA | IXGBE_MTQC_32VF; break; case ETH_16_POOLS: - mtqc = IXGBE_MTQC_VT_ENA | IXGBE_MTQC_RT_ENA | + mtqc = IXGBE_MTQC_VT_ENA | IXGBE_MTQC_RT_ENA | IXGBE_MTQC_8TC_8TQ; break; default: mtqc = IXGBE_MTQC_64Q_1PB; - RTE_LOG(ERR, PMD, "invalid pool number in IOV mode\n"); + PMD_INIT_LOG(ERR, "invalid pool number in IOV mode"); } IXGBE_WRITE_REG(hw, IXGBE_MTQC, mtqc); } @@ -3345,8 +3459,7 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev) uint32_t rxcsum; uint16_t buf_size; uint16_t i; - int ret; - + PMD_INIT_FUNC_TRACE(); hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); @@ -3385,17 +3498,21 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev) } else hlreg0 &= ~IXGBE_HLREG0_JUMBOEN; + /* + * If loopback mode is configured for 82599, set LPBK bit. + */ + if (hw->mac.type == ixgbe_mac_82599EB && + dev->data->dev_conf.lpbk_mode == IXGBE_LPBK_82599_TX_RX) + hlreg0 |= IXGBE_HLREG0_LPBK; + else + hlreg0 &= ~IXGBE_HLREG0_LPBK; + IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0); /* Setup RX queues */ for (i = 0; i < dev->data->nb_rx_queues; i++) { rxq = dev->data->rx_queues[i]; - /* Allocate buffers for descriptor rings */ - ret = ixgbe_alloc_rx_queue_mbufs(rxq); - if (ret) - return ret; - /* * Reset crc_len in case it was changed after queue setup by a * call to configure. @@ -3461,11 +3578,28 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev) /* It adds dual VLAN length for supporting dual VLAN */ if ((dev->data->dev_conf.rxmode.max_rx_pkt_len + 2 * IXGBE_VLAN_TAG_SIZE) > buf_size){ + if (!dev->data->scattered_rx) + PMD_INIT_LOG(DEBUG, "forcing scatter mode"); dev->data->scattered_rx = 1; +#ifdef RTE_IXGBE_INC_VECTOR + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts_vec; +#else dev->rx_pkt_burst = ixgbe_recv_scattered_pkts; +#endif } } + if (dev->data->dev_conf.rxmode.enable_scatter) { + if (!dev->data->scattered_rx) + PMD_INIT_LOG(DEBUG, "forcing scatter mode"); +#ifdef RTE_IXGBE_INC_VECTOR + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts_vec; +#else + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts; +#endif + dev->data->scattered_rx = 1; + } + /* * Device configured with multiple RX queues. */ @@ -3494,7 +3628,7 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev) rdrxctl &= ~IXGBE_RDRXCTL_RSCFRSTSIZE; IXGBE_WRITE_REG(hw, IXGBE_RDRXCTL, rdrxctl); } - + return 0; } @@ -3514,9 +3648,10 @@ ixgbe_dev_tx_init(struct rte_eth_dev *dev) PMD_INIT_FUNC_TRACE(); hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); - /* Enable TX CRC (checksum offload requirement) */ + /* Enable TX CRC (checksum offload requirement) and hw padding + * (TSO requirement) */ hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0); - hlreg0 |= IXGBE_HLREG0_TXCRCEN; + hlreg0 |= (IXGBE_HLREG0_TXCRCEN | IXGBE_HLREG0_TXPADEN); IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0); /* Setup the Base and Length of the Tx Descriptor Rings */ @@ -3549,6 +3684,8 @@ ixgbe_dev_tx_init(struct rte_eth_dev *dev) case ixgbe_mac_82599EB: case ixgbe_mac_X540: + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: default: txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(txq->reg_idx)); @@ -3563,6 +3700,34 @@ ixgbe_dev_tx_init(struct rte_eth_dev *dev) ixgbe_dev_mq_tx_configure(dev); } +/* + * Set up link for 82599 loopback mode Tx->Rx. + */ +static inline void +ixgbe_setup_loopback_link_82599(struct ixgbe_hw *hw) +{ + PMD_INIT_FUNC_TRACE(); + + if (ixgbe_verify_lesm_fw_enabled_82599(hw)) { + if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM) != + IXGBE_SUCCESS) { + PMD_INIT_LOG(ERR, "Could not enable loopback mode"); + /* ignore error */ + return; + } + } + + /* Restart link */ + IXGBE_WRITE_REG(hw, + IXGBE_AUTOC, + IXGBE_AUTOC_LMS_10G_LINK_NO_AN | IXGBE_AUTOC_FLU); + ixgbe_reset_pipeline_82599(hw); + + hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM); + msec_delay(50); +} + + /* * Start Transmit and Receive Units. */ @@ -3574,10 +3739,8 @@ ixgbe_dev_rxtx_start(struct rte_eth_dev *dev) struct igb_rx_queue *rxq; uint32_t txdctl; uint32_t dmatxctl; - uint32_t rxdctl; uint32_t rxctrl; uint16_t i; - int poll_ms; PMD_INIT_FUNC_TRACE(); hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); @@ -3600,49 +3763,217 @@ ixgbe_dev_rxtx_start(struct rte_eth_dev *dev) for (i = 0; i < dev->data->nb_tx_queues; i++) { txq = dev->data->tx_queues[i]; - txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txq->reg_idx)); - txdctl |= IXGBE_TXDCTL_ENABLE; - IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(txq->reg_idx), txdctl); - - /* Wait until TX Enable ready */ - if (hw->mac.type == ixgbe_mac_82599EB) { - poll_ms = 10; - do { - rte_delay_ms(1); - txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txq->reg_idx)); - } while (--poll_ms && !(txdctl & IXGBE_TXDCTL_ENABLE)); - if (!poll_ms) - PMD_INIT_LOG(ERR, "Could not enable " - "Tx Queue %d\n", i); - } + if (!txq->tx_deferred_start) + ixgbe_dev_tx_queue_start(dev, i); } + for (i = 0; i < dev->data->nb_rx_queues; i++) { rxq = dev->data->rx_queues[i]; + if (!rxq->rx_deferred_start) + ixgbe_dev_rx_queue_start(dev, i); + } + + /* Enable Receive engine */ + rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); + if (hw->mac.type == ixgbe_mac_82598EB) + rxctrl |= IXGBE_RXCTRL_DMBYPS; + rxctrl |= IXGBE_RXCTRL_RXEN; + hw->mac.ops.enable_rx_dma(hw, rxctrl); + + /* If loopback mode is enabled for 82599, set up the link accordingly */ + if (hw->mac.type == ixgbe_mac_82599EB && + dev->data->dev_conf.lpbk_mode == IXGBE_LPBK_82599_TX_RX) + ixgbe_setup_loopback_link_82599(hw); + +} + +/* + * Start Receive Units for specified queue. + */ +int +ixgbe_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id) +{ + struct ixgbe_hw *hw; + struct igb_rx_queue *rxq; + uint32_t rxdctl; + int poll_ms; + + PMD_INIT_FUNC_TRACE(); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (rx_queue_id < dev->data->nb_rx_queues) { + rxq = dev->data->rx_queues[rx_queue_id]; + + /* Allocate buffers for descriptor rings */ + if (ixgbe_alloc_rx_queue_mbufs(rxq) != 0) { + PMD_INIT_LOG(ERR, "Could not alloc mbuf for queue:%d", + rx_queue_id); + return -1; + } rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxq->reg_idx)); rxdctl |= IXGBE_RXDCTL_ENABLE; IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxq->reg_idx), rxdctl); /* Wait until RX Enable ready */ - poll_ms = 10; + poll_ms = RTE_IXGBE_REGISTER_POLL_WAIT_10_MS; do { rte_delay_ms(1); rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxq->reg_idx)); } while (--poll_ms && !(rxdctl & IXGBE_RXDCTL_ENABLE)); if (!poll_ms) - PMD_INIT_LOG(ERR, "Could not enable " - "Rx Queue %d\n", i); + PMD_INIT_LOG(ERR, "Could not enable Rx Queue %d", + rx_queue_id); rte_wmb(); + IXGBE_WRITE_REG(hw, IXGBE_RDH(rxq->reg_idx), 0); IXGBE_WRITE_REG(hw, IXGBE_RDT(rxq->reg_idx), rxq->nb_rx_desc - 1); - } + } else + return -1; - /* Enable Receive engine */ - rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); - if (hw->mac.type == ixgbe_mac_82598EB) - rxctrl |= IXGBE_RXCTRL_DMBYPS; - rxctrl |= IXGBE_RXCTRL_RXEN; - hw->mac.ops.enable_rx_dma(hw, rxctrl); + return 0; } +/* + * Stop Receive Units for specified queue. + */ +int +ixgbe_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id) +{ + struct ixgbe_hw *hw; + struct igb_rx_queue *rxq; + uint32_t rxdctl; + int poll_ms; + + PMD_INIT_FUNC_TRACE(); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (rx_queue_id < dev->data->nb_rx_queues) { + rxq = dev->data->rx_queues[rx_queue_id]; + + rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxq->reg_idx)); + rxdctl &= ~IXGBE_RXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxq->reg_idx), rxdctl); + + /* Wait until RX Enable ready */ + poll_ms = RTE_IXGBE_REGISTER_POLL_WAIT_10_MS; + do { + rte_delay_ms(1); + rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxq->reg_idx)); + } while (--poll_ms && (rxdctl | IXGBE_RXDCTL_ENABLE)); + if (!poll_ms) + PMD_INIT_LOG(ERR, "Could not disable Rx Queue %d", + rx_queue_id); + + rte_delay_us(RTE_IXGBE_WAIT_100_US); + + ixgbe_rx_queue_release_mbufs(rxq); + ixgbe_reset_rx_queue(rxq); + } else + return -1; + + return 0; +} + + +/* + * Start Transmit Units for specified queue. + */ +int +ixgbe_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id) +{ + struct ixgbe_hw *hw; + struct igb_tx_queue *txq; + uint32_t txdctl; + int poll_ms; + + PMD_INIT_FUNC_TRACE(); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (tx_queue_id < dev->data->nb_tx_queues) { + txq = dev->data->tx_queues[tx_queue_id]; + txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txq->reg_idx)); + txdctl |= IXGBE_TXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(txq->reg_idx), txdctl); + + /* Wait until TX Enable ready */ + if (hw->mac.type == ixgbe_mac_82599EB) { + poll_ms = RTE_IXGBE_REGISTER_POLL_WAIT_10_MS; + do { + rte_delay_ms(1); + txdctl = IXGBE_READ_REG(hw, + IXGBE_TXDCTL(txq->reg_idx)); + } while (--poll_ms && !(txdctl & IXGBE_TXDCTL_ENABLE)); + if (!poll_ms) + PMD_INIT_LOG(ERR, "Could not enable " + "Tx Queue %d", tx_queue_id); + } + rte_wmb(); + IXGBE_WRITE_REG(hw, IXGBE_TDH(txq->reg_idx), 0); + IXGBE_WRITE_REG(hw, IXGBE_TDT(txq->reg_idx), 0); + } else + return -1; + + return 0; +} + +/* + * Stop Transmit Units for specified queue. + */ +int +ixgbe_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id) +{ + struct ixgbe_hw *hw; + struct igb_tx_queue *txq; + uint32_t txdctl; + uint32_t txtdh, txtdt; + int poll_ms; + + PMD_INIT_FUNC_TRACE(); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (tx_queue_id < dev->data->nb_tx_queues) { + txq = dev->data->tx_queues[tx_queue_id]; + + /* Wait until TX queue is empty */ + if (hw->mac.type == ixgbe_mac_82599EB) { + poll_ms = RTE_IXGBE_REGISTER_POLL_WAIT_10_MS; + do { + rte_delay_us(RTE_IXGBE_WAIT_100_US); + txtdh = IXGBE_READ_REG(hw, + IXGBE_TDH(txq->reg_idx)); + txtdt = IXGBE_READ_REG(hw, + IXGBE_TDT(txq->reg_idx)); + } while (--poll_ms && (txtdh != txtdt)); + if (!poll_ms) + PMD_INIT_LOG(ERR, "Tx Queue %d is not empty " + "when stopping.", tx_queue_id); + } + + txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txq->reg_idx)); + txdctl &= ~IXGBE_TXDCTL_ENABLE; + IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(txq->reg_idx), txdctl); + + /* Wait until TX Enable ready */ + if (hw->mac.type == ixgbe_mac_82599EB) { + poll_ms = RTE_IXGBE_REGISTER_POLL_WAIT_10_MS; + do { + rte_delay_ms(1); + txdctl = IXGBE_READ_REG(hw, + IXGBE_TXDCTL(txq->reg_idx)); + } while (--poll_ms && (txdctl | IXGBE_TXDCTL_ENABLE)); + if (!poll_ms) + PMD_INIT_LOG(ERR, "Could not disable " + "Tx Queue %d", tx_queue_id); + } + + if (txq->ops != NULL) { + txq->ops->release_mbufs(txq); + txq->ops->reset(txq); + } + } else + return -1; + + return 0; +} /* * [VF] Initializes Receive Unit. @@ -3662,6 +3993,23 @@ ixgbevf_dev_rx_init(struct rte_eth_dev *dev) PMD_INIT_FUNC_TRACE(); hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + /* + * When the VF driver issues a IXGBE_VF_RESET request, the PF driver + * disables the VF receipt of packets if the PF MTU is > 1500. + * This is done to deal with 82599 limitations that imposes + * the PF and all VFs to share the same MTU. + * Then, the PF driver enables again the VF receipt of packet when + * the VF driver issues a IXGBE_VF_SET_LPE request. + * In the meantime, the VF device cannot be used, even if the VF driver + * and the Guest VM network stack are ready to accept packets with a + * size up to the PF MTU. + * As a work-around to this PF behaviour, force the call to + * ixgbevf_rlpml_set_vf even if jumbo frames are not used. This way, + * VF packets received can work in all cases. + */ + ixgbevf_rlpml_set_vf(hw, + (uint16_t)dev->data->dev_conf.rxmode.max_rx_pkt_len); + /* Setup RX queues */ dev->rx_pkt_burst = ixgbe_recv_pkts; for (i = 0; i < dev->data->nb_rx_queues; i++) { @@ -3736,11 +4084,28 @@ ixgbevf_dev_rx_init(struct rte_eth_dev *dev) /* It adds dual VLAN length for supporting dual VLAN */ if ((dev->data->dev_conf.rxmode.max_rx_pkt_len + 2 * IXGBE_VLAN_TAG_SIZE) > buf_size) { + if (!dev->data->scattered_rx) + PMD_INIT_LOG(DEBUG, "forcing scatter mode"); dev->data->scattered_rx = 1; +#ifdef RTE_IXGBE_INC_VECTOR + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts_vec; +#else dev->rx_pkt_burst = ixgbe_recv_scattered_pkts; +#endif } } + if (dev->data->dev_conf.rxmode.enable_scatter) { + if (!dev->data->scattered_rx) + PMD_INIT_LOG(DEBUG, "forcing scatter mode"); +#ifdef RTE_IXGBE_INC_VECTOR + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts_vec; +#else + dev->rx_pkt_burst = ixgbe_recv_scattered_pkts; +#endif + dev->data->scattered_rx = 1; + } + return 0; } @@ -3825,8 +4190,7 @@ ixgbevf_dev_rxtx_start(struct rte_eth_dev *dev) txdctl = IXGBE_READ_REG(hw, IXGBE_VFTXDCTL(i)); } while (--poll_ms && !(txdctl & IXGBE_TXDCTL_ENABLE)); if (!poll_ms) - PMD_INIT_LOG(ERR, "Could not enable " - "Tx Queue %d\n", i); + PMD_INIT_LOG(ERR, "Could not enable Tx Queue %d", i); } for (i = 0; i < dev->data->nb_rx_queues; i++) { @@ -3843,8 +4207,7 @@ ixgbevf_dev_rxtx_start(struct rte_eth_dev *dev) rxdctl = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(i)); } while (--poll_ms && !(rxdctl & IXGBE_RXDCTL_ENABLE)); if (!poll_ms) - PMD_INIT_LOG(ERR, "Could not enable " - "Rx Queue %d\n", i); + PMD_INIT_LOG(ERR, "Could not enable Rx Queue %d", i); rte_wmb(); IXGBE_WRITE_REG(hw, IXGBE_VFRDT(i), rxq->nb_rx_desc - 1);