From: David Marchand <david.marchand@redhat.com> To: dev@dpdk.org Cc: viktorin@rehivetech.com, ruifeng.wang@arm.com, jerinj@marvell.com, drc@linux.vnet.ibm.com, bruce.richardson@intel.com, konstantin.ananyev@intel.com, ciara.power@intel.com, Hyong Youb Kim <hyonkim@cisco.com> Subject: [dpdk-dev] [PATCH v10 06/18] net/enic: check max SIMD bitwidth Date: Mon, 19 Oct 2020 15:48:46 +0200 Message-ID: <20201019134858.32507-7-david.marchand@redhat.com> (raw) In-Reply-To: <20201019134858.32507-1-david.marchand@redhat.com> From: Ciara Power <ciara.power@intel.com> When choosing a vector path to take, an extra condition must be satisfied to ensure the max SIMD bitwidth allows for the CPU enabled path. Signed-off-by: Ciara Power <ciara.power@intel.com> Acked-by: Hyong Youb Kim <hyonkim@cisco.com> --- v4: Updated enum name. --- drivers/net/enic/enic_rxtx_vec_avx2.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/enic/enic_rxtx_vec_avx2.c b/drivers/net/enic/enic_rxtx_vec_avx2.c index 676b9f5fdb..d39021f30c 100644 --- a/drivers/net/enic/enic_rxtx_vec_avx2.c +++ b/drivers/net/enic/enic_rxtx_vec_avx2.c @@ -5,6 +5,7 @@ #include <rte_mbuf.h> #include <rte_ethdev_driver.h> +#include <rte_vect.h> #include "enic_compat.h" #include "rq_enet_desc.h" @@ -821,7 +822,8 @@ enic_use_vector_rx_handler(struct rte_eth_dev *eth_dev) fconf = ð_dev->data->dev_conf.fdir_conf; if (fconf->mode != RTE_FDIR_MODE_NONE) return false; - if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2)) { + if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2) && + rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_256) { ENICPMD_LOG(DEBUG, " use the non-scatter avx2 Rx handler"); eth_dev->rx_pkt_burst = &enic_noscatter_vec_recv_pkts; enic->use_noscatter_vec_rx_handler = 1; -- 2.23.0
next prev parent reply other threads:[~2020-10-19 13:51 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-19 13:48 [dpdk-dev] [PATCH v10 00/18] add max SIMD bitwidth to EAL David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 01/18] eal: control max SIMD bitwidth David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 02/18] doc: describe how to enable AVX512 David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 03/18] net/i40e: check max SIMD bitwidth David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 04/18] net/axgbe: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 05/18] net/bnxt: " David Marchand 2020-10-19 13:48 ` David Marchand [this message] 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 07/18] net/fm10k: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 08/18] net/iavf: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 09/18] net/ice: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 10/18] net/ixgbe: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 11/18] net/mlx5: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 12/18] net/virtio: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 13/18] distributor: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 14/18] member: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 15/18] efd: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 16/18] net: " David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 17/18] node: choose vector path at runtime David Marchand 2020-10-19 13:48 ` [dpdk-dev] [PATCH v10 18/18] acl: check max SIMD bitwidth David Marchand 2020-10-19 14:41 ` [dpdk-dev] [PATCH v10 00/18] add max SIMD bitwidth to EAL David Marchand
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