From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 7755E2BAD for ; Fri, 23 Dec 2016 19:43:13 +0100 (CET) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga104.jf.intel.com with ESMTP; 23 Dec 2016 10:43:12 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,395,1477983600"; d="scan'208";a="22185214" Received: from unknown (HELO Sent) ([10.103.102.79]) by orsmga002.jf.intel.com with SMTP; 23 Dec 2016 10:43:10 -0800 Received: by Sent (sSMTP sendmail emulation); Fri, 23 Dec 2016 19:42:27 +0100 From: Tomasz Kulasek To: dev@dpdk.org Date: Fri, 23 Dec 2016 19:40:48 +0100 Message-Id: <1482518454-7592-3-git-send-email-tomaszx.kulasek@intel.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1482518454-7592-1-git-send-email-tomaszx.kulasek@intel.com> References: <1482411919-7620-1-git-send-email-tomaszx.kulasek@intel.com> <1482518454-7592-1-git-send-email-tomaszx.kulasek@intel.com> Subject: [dpdk-dev] [PATCH v15 2/8] e1000: add Tx preparation X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Dec 2016 18:43:16 -0000 Signed-off-by: Tomasz Kulasek Acked-by: Konstantin Ananyev --- 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 | 53 +++++++++++++++++++++++++++++++++++++- 5 files changed, 118 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 @@ int eth_igb_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, 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 @@ int eth_em_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, 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 866a5cf..00d5996 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 @@ static int eth_em_set_mc_addr_list(struct rte_eth_dev *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_prepare = (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 @@ -1079,6 +1080,8 @@ static int eth_em_set_mc_addr_list(struct rte_eth_dev *dev, .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..7e271ad 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 @@ struct em_tx_queue { /********************************************************************* * + * TX prep functions + * + **********************************************************************/ +uint16_t +eth_em_prep_pkts(__rte_unused void *tx_queue, 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 = -ENOTSUP; + return i; + } + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + ret = rte_validate_tx_offload(m); + if (ret != 0) { + rte_errno = ret; + return i; + } +#endif + ret = rte_net_intel_cksum_prepare(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 08f2a68..cfe1180 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -369,6 +369,8 @@ static void eth_igbvf_interrupt_handler(struct rte_intr_handle *handle, .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 @@ struct rte_igb_xstats_name_off { 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_prepare = 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 @@ struct rte_igb_xstats_name_off { 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_prepare = 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 dbd37ac..5d0d3cd 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 +620,52 @@ struct igb_tx_queue { /********************************************************************* * + * TX prep functions + * + **********************************************************************/ +uint16_t +eth_igb_prep_pkts(__rte_unused void *tx_queue, 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 = -ENOTSUP; + return i; + } + +#ifdef RTE_LIBRTE_ETHDEV_DEBUG + ret = rte_validate_tx_offload(m); + if (ret != 0) { + rte_errno = ret; + return i; + } +#endif + ret = rte_net_intel_cksum_prepare(m); + if (ret != 0) { + rte_errno = ret; + return i; + } + } + + return i; +} + +/********************************************************************* + * * RX functions * **********************************************************************/ @@ -1364,6 +1414,7 @@ struct igb_tx_queue { igb_reset_tx_queue(txq, dev); dev->tx_pkt_burst = eth_igb_xmit_pkts; + dev->tx_pkt_prepare = ð_igb_prep_pkts; dev->data->tx_queues[queue_idx] = txq; return 0; -- 1.7.9.5