From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id D1DAF58CB for ; Fri, 30 Sep 2016 11:01:07 +0200 (CEST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga105.jf.intel.com with ESMTP; 30 Sep 2016 02:01:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,271,1473145200"; d="scan'208";a="1047845889" Received: from unknown (HELO IGKLOANER07.ger.corp.intel.com) ([10.103.102.90]) by fmsmga001.fm.intel.com with ESMTP; 30 Sep 2016 02:01:05 -0700 From: Tomasz Kulasek To: dev@dpdk.org Cc: konstantin.ananyev@intel.com, Tomasz Kulasek Date: Fri, 30 Sep 2016 11:00:35 +0200 Message-Id: <20160930090039.10164-3-tomaszx.kulasek@intel.com> In-Reply-To: <20160930090039.10164-1-tomaszx.kulasek@intel.com> References: <20160928111052.9968-1-tomaszx.kulasek@intel.com> <20160930090039.10164-1-tomaszx.kulasek@intel.com> Subject: [dpdk-dev] [PATCH v4 2/6] e1000: add Tx preparation X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Sep 2016 09:01:09 -0000 Signed-off-by: Tomasz Kulasek --- drivers/net/e1000/e1000_ethdev.h | 11 ++++++++ drivers/net/e1000/em_ethdev.c | 5 +++- drivers/net/e1000/em_rxtx.c | 48 ++++++++++++++++++++++++++++++++++- drivers/net/e1000/igb_ethdev.c | 4 +++ drivers/net/e1000/igb_rxtx.c | 52 +++++++++++++++++++++++++++++++++++++- 5 files changed, 117 insertions(+), 3 deletions(-) diff --git a/drivers/net/e1000/e1000_ethdev.h b/drivers/net/e1000/e1000_ethdev.h index 6c25c8d..bd0f277 100644 --- a/drivers/net/e1000/e1000_ethdev.h +++ b/drivers/net/e1000/e1000_ethdev.h @@ -138,6 +138,11 @@ #define E1000_MISC_VEC_ID RTE_INTR_VEC_ZERO_OFFSET #define E1000_RX_VEC_START RTE_INTR_VEC_RXTX_OFFSET +#define IGB_TX_MAX_SEG UINT8_MAX +#define IGB_TX_MAX_MTU_SEG UINT8_MAX +#define EM_TX_MAX_SEG UINT8_MAX +#define EM_TX_MAX_MTU_SEG UINT8_MAX + /* structure for interrupt relative data */ struct e1000_interrupt { uint32_t flags; @@ -315,6 +320,9 @@ void eth_igb_tx_init(struct rte_eth_dev *dev); uint16_t eth_igb_xmit_pkts(void *txq, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); +uint16_t eth_igb_prep_pkts(void *txq, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); + uint16_t eth_igb_recv_pkts(void *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); @@ -376,6 +384,9 @@ void eth_em_tx_init(struct rte_eth_dev *dev); uint16_t eth_em_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); +uint16_t eth_em_prep_pkts(void *txq, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts); + uint16_t eth_em_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts); diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c index c5bf294..46515d4 100644 --- a/drivers/net/e1000/em_ethdev.c +++ b/drivers/net/e1000/em_ethdev.c @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. + * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -300,6 +300,7 @@ eth_em_dev_init(struct rte_eth_dev *eth_dev) eth_dev->dev_ops = ð_em_ops; eth_dev->rx_pkt_burst = (eth_rx_burst_t)ð_em_recv_pkts; eth_dev->tx_pkt_burst = (eth_tx_burst_t)ð_em_xmit_pkts; + eth_dev->tx_pkt_prep = (eth_tx_prep_t)ð_em_prep_pkts; /* for secondary processes, we don't initialise any further as primary * has already done this work. Only check we don't need a different @@ -1073,6 +1074,8 @@ eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) .nb_max = E1000_MAX_RING_DESC, .nb_min = E1000_MIN_RING_DESC, .nb_align = EM_TXD_ALIGN, + .nb_seg_max = EM_TX_MAX_SEG, + .nb_mtu_seg_max = EM_TX_MAX_MTU_SEG, }; dev_info->speed_capa = ETH_LINK_SPEED_10M_HD | ETH_LINK_SPEED_10M | diff --git a/drivers/net/e1000/em_rxtx.c b/drivers/net/e1000/em_rxtx.c index 41f51c0..44009d6 100644 --- a/drivers/net/e1000/em_rxtx.c +++ b/drivers/net/e1000/em_rxtx.c @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. + * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -66,6 +66,7 @@ #include #include #include +#include #include #include "e1000_logs.h" @@ -77,6 +78,14 @@ #define E1000_RXDCTL_GRAN 0x01000000 /* RXDCTL Granularity */ +#define E1000_TX_OFFLOAD_MASK ( \ + PKT_TX_IP_CKSUM | \ + PKT_TX_L4_MASK | \ + PKT_TX_VLAN_PKT) + +#define E1000_TX_OFFLOAD_NOTSUP_MASK \ + (PKT_TX_OFFLOAD_MASK ^ E1000_TX_OFFLOAD_MASK) + /** * Structure associated with each descriptor of the RX ring of a RX queue. */ @@ -618,6 +627,43 @@ end_of_tx: /********************************************************************* * + * TX prep functions + * + **********************************************************************/ +uint16_t +eth_em_prep_pkts(void *tx_queue __rte_unused, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts) +{ + int i, ret; + struct rte_mbuf *m; + + for (i = 0; i < nb_pkts; i++) { + m = tx_pkts[i]; + + if (m->ol_flags & E1000_TX_OFFLOAD_NOTSUP_MASK) { + rte_errno = -EINVAL; + return i; + } + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + ret = rte_validate_tx_offload(m); + if (ret != 0) { + rte_errno = ret; + return i; + } +#endif + ret = rte_phdr_cksum_fix(m); + if (ret != 0) { + rte_errno = ret; + return i; + } + } + + return i; +} + +/********************************************************************* + * * RX functions * **********************************************************************/ diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c index f7cfa18..5baacd0 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -369,6 +369,8 @@ static const struct rte_eth_desc_lim tx_desc_lim = { .nb_max = E1000_MAX_RING_DESC, .nb_min = E1000_MIN_RING_DESC, .nb_align = IGB_RXD_ALIGN, + .nb_seg_max = IGB_TX_MAX_SEG, + .nb_mtu_seg_max = IGB_TX_MAX_MTU_SEG, }; static const struct eth_dev_ops eth_igb_ops = { @@ -760,6 +762,7 @@ eth_igb_dev_init(struct rte_eth_dev *eth_dev) eth_dev->dev_ops = ð_igb_ops; eth_dev->rx_pkt_burst = ð_igb_recv_pkts; eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; + eth_dev->tx_pkt_prep = ð_igb_prep_pkts; /* for secondary processes, we don't initialise any further as primary * has already done this work. Only check we don't need a different @@ -963,6 +966,7 @@ eth_igbvf_dev_init(struct rte_eth_dev *eth_dev) eth_dev->dev_ops = &igbvf_eth_dev_ops; eth_dev->rx_pkt_burst = ð_igb_recv_pkts; eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; + eth_dev->tx_pkt_prep = ð_igb_prep_pkts; /* for secondary processes, we don't initialise any further as primary * has already done this work. Only check we don't need a different diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c index a47c640..d466888 100644 --- a/drivers/net/e1000/igb_rxtx.c +++ b/drivers/net/e1000/igb_rxtx.c @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. + * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -65,6 +65,7 @@ #include #include #include +#include #include #include "e1000_logs.h" @@ -78,6 +79,9 @@ PKT_TX_L4_MASK | \ PKT_TX_TCP_SEG) +#define IGB_TX_OFFLOAD_NOTSUP_MASK \ + (PKT_TX_OFFLOAD_MASK ^ IGB_TX_OFFLOAD_MASK) + /** * Structure associated with each descriptor of the RX ring of a RX queue. */ @@ -616,6 +620,51 @@ eth_igb_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, /********************************************************************* * + * TX prep functions + * + **********************************************************************/ +uint16_t +eth_igb_prep_pkts(void *tx_queue __rte_unused, struct rte_mbuf **tx_pkts, + uint16_t nb_pkts) +{ + int i, ret; + struct rte_mbuf *m; + + for (i = 0; i < nb_pkts; i++) { + m = tx_pkts[i]; + + /* Check some limitations for TSO in hardware */ + if (m->ol_flags & PKT_TX_TCP_SEG) + if ((m->tso_segsz > IGB_TSO_MAX_MSS) || (m->l2_len + m->l3_len + + m->l4_len > IGB_TSO_MAX_HDRLEN)) { + rte_errno = -EINVAL; + return i; + } + + if (m->ol_flags & IGB_TX_OFFLOAD_NOTSUP_MASK) { + rte_errno = -EINVAL; + return i; + } + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + ret = rte_validate_tx_offload(m); + if (ret != 0) { + rte_errno = ret; + return i; + } +#endif + ret = rte_phdr_cksum_fix(m); + if (ret != 0) { + rte_errno = ret; + return i; + } + } + + return i; +} + +/********************************************************************* + * * RX functions * **********************************************************************/ @@ -1362,6 +1411,7 @@ eth_igb_tx_queue_setup(struct rte_eth_dev *dev, igb_reset_tx_queue(txq, dev); dev->tx_pkt_burst = eth_igb_xmit_pkts; + dev->tx_pkt_prep = ð_igb_prep_pkts; dev->data->tx_queues[queue_idx] = txq; return 0; -- 1.7.9.5