X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_vlan.c;h=c91d08be1a4b0951544f53541385e0b049f6bdeb;hb=2ed2fe5f0a9c0891dd3e0d35309d179b5fb26b62;hp=3a07ad1b3fd480cfdd847f14d13cc6710173a645;hpb=ecc1c29df8564d4e880e9b5946114763424cf60c;p=dpdk.git diff --git a/drivers/net/mlx5/mlx5_vlan.c b/drivers/net/mlx5/mlx5_vlan.c index 3a07ad1b3f..c91d08be1a 100644 --- a/drivers/net/mlx5/mlx5_vlan.c +++ b/drivers/net/mlx5/mlx5_vlan.c @@ -1,34 +1,6 @@ -/*- - * BSD LICENSE - * - * Copyright 2015 6WIND S.A. - * Copyright 2015 Mellanox. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of 6WIND S.A. nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2015 6WIND S.A. + * Copyright 2015 Mellanox Technologies, Ltd */ #include @@ -36,21 +8,32 @@ #include #include -/* DPDK headers don't like -pedantic. */ +/* + * Not needed by this file; included to work around the lack of off_t + * definition for mlx5dv.h with unpatched rdma-core versions. + */ +#include + +/* Verbs headers do not support -pedantic. */ #ifdef PEDANTIC -#pragma GCC diagnostic ignored "-pedantic" +#pragma GCC diagnostic ignored "-Wpedantic" #endif -#include -#include +#include +#include #ifdef PEDANTIC -#pragma GCC diagnostic error "-pedantic" +#pragma GCC diagnostic error "-Wpedantic" #endif +#include +#include + #include "mlx5_utils.h" #include "mlx5.h" +#include "mlx5_autoconf.h" +#include "mlx5_glue.h" /** - * Configure a VLAN filter. + * DPDK callback to configure a VLAN filter. * * @param dev * Pointer to Ethernet device structure. @@ -60,70 +43,138 @@ * Toggle filter. * * @return - * 0 on success, errno value on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ -static int -vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) +int +mlx5_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) { struct priv *priv = dev->data->dev_private; unsigned int i; - DEBUG("%p: %s VLAN filter ID %" PRIu16, - (void *)dev, (on ? "enable" : "disable"), vlan_id); + DRV_LOG(DEBUG, "port %u %s VLAN filter ID %" PRIu16, + dev->data->port_id, (on ? "enable" : "disable"), vlan_id); assert(priv->vlan_filter_n <= RTE_DIM(priv->vlan_filter)); for (i = 0; (i != priv->vlan_filter_n); ++i) if (priv->vlan_filter[i] == vlan_id) break; /* Check if there's room for another VLAN filter. */ - if (i == RTE_DIM(priv->vlan_filter)) - return ENOMEM; + if (i == RTE_DIM(priv->vlan_filter)) { + rte_errno = ENOMEM; + return -rte_errno; + } if (i < priv->vlan_filter_n) { assert(priv->vlan_filter_n != 0); /* Enabling an existing VLAN filter has no effect. */ if (on) - return 0; + goto out; /* Remove VLAN filter from list. */ --priv->vlan_filter_n; memmove(&priv->vlan_filter[i], &priv->vlan_filter[i + 1], - priv->vlan_filter_n - i); + sizeof(priv->vlan_filter[i]) * + (priv->vlan_filter_n - i)); priv->vlan_filter[priv->vlan_filter_n] = 0; } else { assert(i == priv->vlan_filter_n); /* Disabling an unknown VLAN filter has no effect. */ if (!on) - return 0; + goto out; /* Add new VLAN filter. */ priv->vlan_filter[priv->vlan_filter_n] = vlan_id; ++priv->vlan_filter_n; } - /* Rehash MAC flows in all hash RX queues. */ - priv_mac_addrs_disable(priv); - return priv_mac_addrs_enable(priv); +out: + if (dev->data->dev_started) + return mlx5_traffic_restart(dev); + return 0; } /** - * DPDK callback to configure a VLAN filter. + * Callback to set/reset VLAN stripping for a specific queue. * * @param dev * Pointer to Ethernet device structure. - * @param vlan_id - * VLAN ID to filter. + * @param queue + * RX queue index. * @param on - * Toggle filter. + * Enable/disable VLAN stripping. + */ +void +mlx5_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on) +{ + struct priv *priv = dev->data->dev_private; + struct mlx5_rxq_data *rxq = (*priv->rxqs)[queue]; + struct mlx5_rxq_ctrl *rxq_ctrl = + container_of(rxq, struct mlx5_rxq_ctrl, rxq); + struct ibv_wq_attr mod; + uint16_t vlan_offloads = + (on ? IBV_WQ_FLAGS_CVLAN_STRIPPING : 0) | + 0; + int ret; + + /* Validate hw support */ + if (!priv->config.hw_vlan_strip) { + DRV_LOG(ERR, "port %u VLAN stripping is not supported", + dev->data->port_id); + return; + } + /* Validate queue number */ + if (queue >= priv->rxqs_n) { + DRV_LOG(ERR, "port %u VLAN stripping, invalid queue number %d", + dev->data->port_id, queue); + return; + } + DRV_LOG(DEBUG, "port %u set VLAN offloads 0x%x for port %uqueue %d", + dev->data->port_id, vlan_offloads, rxq->port_id, queue); + if (!rxq_ctrl->ibv) { + /* Update related bits in RX queue. */ + rxq->vlan_strip = !!on; + return; + } + mod = (struct ibv_wq_attr){ + .attr_mask = IBV_WQ_ATTR_FLAGS, + .flags_mask = IBV_WQ_FLAGS_CVLAN_STRIPPING, + .flags = vlan_offloads, + }; + ret = mlx5_glue->modify_wq(rxq_ctrl->ibv->wq, &mod); + if (ret) { + DRV_LOG(ERR, "port %u failed to modified stripping mode: %s", + dev->data->port_id, strerror(rte_errno)); + return; + } + /* Update related bits in RX queue. */ + rxq->vlan_strip = !!on; +} + +/** + * Callback to set/reset VLAN offloads for a port. + * + * @param dev + * Pointer to Ethernet device structure. + * @param mask + * VLAN offload bit mask. * * @return - * 0 on success, negative errno value on failure. + * 0 on success, a negative errno value otherwise and rte_errno is set. */ int -mlx5_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) +mlx5_vlan_offload_set(struct rte_eth_dev *dev, int mask) { struct priv *priv = dev->data->dev_private; - int ret; + unsigned int i; + + if (mask & ETH_VLAN_STRIP_MASK) { + int hw_vlan_strip = !!(dev->data->dev_conf.rxmode.offloads & + DEV_RX_OFFLOAD_VLAN_STRIP); - priv_lock(priv); - ret = vlan_filter_set(dev, vlan_id, on); - priv_unlock(priv); - assert(ret >= 0); - return -ret; + if (!priv->config.hw_vlan_strip) { + DRV_LOG(ERR, "port %u VLAN stripping is not supported", + dev->data->port_id); + return 0; + } + /* Run on every RX queue and set/reset VLAN stripping. */ + for (i = 0; (i != priv->rxqs_n); i++) + mlx5_vlan_strip_queue_set(dev, i, hw_vlan_strip); + } + return 0; }