From: Shahaf Shuler Date: Wed, 10 Jan 2018 09:17:01 +0000 (+0200) Subject: net/mlx5: convert to new Rx offloads API X-Git-Tag: spdx-start~422 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=17b843eb253efc325ffb7dda124808a536d9957c;p=dpdk.git net/mlx5: convert to new Rx offloads API Ethdev Rx offloads API has changed since: commit ce17eddefc20 ("ethdev: introduce Rx queue offloads API") This commit support the new Rx offloads API. Signed-off-by: Shahaf Shuler Acked-by: Nelio Laranjeiro --- diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c index 7b1b7aa0e6..278a4dfc3f 100644 --- a/drivers/net/mlx5/mlx5_ethdev.c +++ b/drivers/net/mlx5/mlx5_ethdev.c @@ -553,6 +553,10 @@ dev_configure(struct rte_eth_dev *dev) !!dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key; uint64_t supp_tx_offloads = mlx5_priv_get_tx_port_offloads(priv); uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads; + uint64_t supp_rx_offloads = + (mlx5_priv_get_rx_port_offloads(priv) | + mlx5_priv_get_rx_queue_offloads(priv)); + uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads; if ((tx_offloads & supp_tx_offloads) != tx_offloads) { ERROR("Some Tx offloads are not supported " @@ -560,6 +564,12 @@ dev_configure(struct rte_eth_dev *dev) tx_offloads, supp_tx_offloads); return ENOTSUP; } + if ((rx_offloads & supp_rx_offloads) != rx_offloads) { + ERROR("Some Rx offloads are not supported " + "requested 0x%" PRIx64 " supported 0x%" PRIx64, + rx_offloads, supp_rx_offloads); + return ENOTSUP; + } if (use_app_rss_key && (dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len != rss_hash_default_key_len)) { @@ -671,15 +681,10 @@ mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info) info->max_rx_queues = max; info->max_tx_queues = max; info->max_mac_addrs = RTE_DIM(priv->mac); - info->rx_offload_capa = - (config->hw_csum ? - (DEV_RX_OFFLOAD_IPV4_CKSUM | - DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM) : - 0) | - (priv->config.hw_vlan_strip ? DEV_RX_OFFLOAD_VLAN_STRIP : 0) | - DEV_RX_OFFLOAD_TIMESTAMP; - + info->rx_queue_offload_capa = + mlx5_priv_get_rx_queue_offloads(priv); + info->rx_offload_capa = (mlx5_priv_get_rx_port_offloads(priv) | + info->rx_queue_offload_capa); info->tx_offload_capa = mlx5_priv_get_tx_port_offloads(priv); if (priv_get_ifname(priv, &ifname) == 0) info->if_index = if_nametoindex(ifname); diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index 057156d84a..950472754a 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -212,6 +212,78 @@ mlx5_rxq_cleanup(struct mlx5_rxq_ctrl *rxq_ctrl) memset(rxq_ctrl, 0, sizeof(*rxq_ctrl)); } +/** + * Returns the per-queue supported offloads. + * + * @param priv + * Pointer to private structure. + * + * @return + * Supported Rx offloads. + */ +uint64_t +mlx5_priv_get_rx_queue_offloads(struct priv *priv) +{ + struct mlx5_dev_config *config = &priv->config; + uint64_t offloads = (DEV_RX_OFFLOAD_SCATTER | + DEV_RX_OFFLOAD_TIMESTAMP | + DEV_RX_OFFLOAD_JUMBO_FRAME); + + if (config->hw_fcs_strip) + offloads |= DEV_RX_OFFLOAD_CRC_STRIP; + if (config->hw_csum) + offloads |= (DEV_RX_OFFLOAD_IPV4_CKSUM | + DEV_RX_OFFLOAD_UDP_CKSUM | + DEV_RX_OFFLOAD_TCP_CKSUM); + if (config->hw_vlan_strip) + offloads |= DEV_RX_OFFLOAD_VLAN_STRIP; + return offloads; +} + + +/** + * Returns the per-port supported offloads. + * + * @param priv + * Pointer to private structure. + * @return + * Supported Rx offloads. + */ +uint64_t +mlx5_priv_get_rx_port_offloads(struct priv *priv __rte_unused) +{ + uint64_t offloads = DEV_RX_OFFLOAD_VLAN_FILTER; + + return offloads; +} + +/** + * Checks if the per-queue offload configuration is valid. + * + * @param priv + * Pointer to private structure. + * @param offloads + * Per-queue offloads configuration. + * + * @return + * 1 if the configuration is valid, 0 otherwise. + */ +static int +priv_is_rx_queue_offloads_allowed(struct priv *priv, uint64_t offloads) +{ + uint64_t port_offloads = priv->dev->data->dev_conf.rxmode.offloads; + uint64_t queue_supp_offloads = + mlx5_priv_get_rx_queue_offloads(priv); + uint64_t port_supp_offloads = mlx5_priv_get_rx_port_offloads(priv); + + if ((offloads & (queue_supp_offloads | port_supp_offloads)) != + offloads) + return 0; + if (((port_offloads ^ offloads) & port_supp_offloads)) + return 0; + return 1; +} + /** * * @param dev @@ -241,7 +313,6 @@ mlx5_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, container_of(rxq, struct mlx5_rxq_ctrl, rxq); int ret = 0; - (void)conf; priv_lock(priv); if (!rte_is_power_of_2(desc)) { desc = 1 << log2above(desc); @@ -257,6 +328,16 @@ mlx5_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, priv_unlock(priv); return -EOVERFLOW; } + if (!priv_is_rx_queue_offloads_allowed(priv, conf->offloads)) { + ret = ENOTSUP; + ERROR("%p: Rx queue offloads 0x%" PRIx64 " don't match port " + "offloads 0x%" PRIx64 " or supported offloads 0x%" PRIx64, + (void *)dev, conf->offloads, + dev->data->dev_conf.rxmode.offloads, + (mlx5_priv_get_rx_port_offloads(priv) | + mlx5_priv_get_rx_queue_offloads(priv))); + goto out; + } if (!mlx5_priv_rxq_releasable(priv, idx)) { ret = EBUSY; ERROR("%p: unable to release queue index %u", @@ -264,7 +345,7 @@ mlx5_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc, goto out; } mlx5_priv_rxq_release(priv, idx); - rxq_ctrl = mlx5_priv_rxq_new(priv, idx, desc, socket, mp); + rxq_ctrl = mlx5_priv_rxq_new(priv, idx, desc, socket, conf, mp); if (!rxq_ctrl) { ERROR("%p: unable to allocate queue index %u", (void *)dev, idx); @@ -875,7 +956,8 @@ mlx5_priv_rxq_ibv_releasable(struct priv *priv, struct mlx5_rxq_ibv *rxq_ibv) */ struct mlx5_rxq_ctrl* mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, - unsigned int socket, struct rte_mempool *mp) + unsigned int socket, const struct rte_eth_rxconf *conf, + struct rte_mempool *mp) { struct rte_eth_dev *dev = priv->dev; struct mlx5_rxq_ctrl *tmpl; @@ -902,7 +984,7 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, if (dev->data->dev_conf.rxmode.max_rx_pkt_len <= (mb_len - RTE_PKTMBUF_HEADROOM)) { tmpl->rxq.sges_n = 0; - } else if (dev->data->dev_conf.rxmode.enable_scatter) { + } else if (conf->offloads & DEV_RX_OFFLOAD_SCATTER) { unsigned int size = RTE_PKTMBUF_HEADROOM + dev->data->dev_conf.rxmode.max_rx_pkt_len; @@ -944,18 +1026,14 @@ mlx5_priv_rxq_new(struct priv *priv, uint16_t idx, uint16_t desc, goto error; } /* Toggle RX checksum offload if hardware supports it. */ - if (config->hw_csum) - tmpl->rxq.csum = !!dev->data->dev_conf.rxmode.hw_ip_checksum; - if (config->hw_csum_l2tun) - tmpl->rxq.csum_l2tun = - !!dev->data->dev_conf.rxmode.hw_ip_checksum; - tmpl->rxq.hw_timestamp = - !!dev->data->dev_conf.rxmode.hw_timestamp; + tmpl->rxq.csum = !!(conf->offloads & DEV_RX_OFFLOAD_CHECKSUM); + tmpl->rxq.csum_l2tun = (!!(conf->offloads & DEV_RX_OFFLOAD_CHECKSUM) && + priv->config.hw_csum_l2tun); + tmpl->rxq.hw_timestamp = !!(conf->offloads & DEV_RX_OFFLOAD_TIMESTAMP); /* Configure VLAN stripping. */ - tmpl->rxq.vlan_strip = (config->hw_vlan_strip && - !!dev->data->dev_conf.rxmode.hw_vlan_strip); + tmpl->rxq.vlan_strip = !!(conf->offloads & DEV_RX_OFFLOAD_VLAN_STRIP); /* By default, FCS (CRC) is stripped by hardware. */ - if (dev->data->dev_conf.rxmode.hw_strip_crc) { + if (conf->offloads & DEV_RX_OFFLOAD_CRC_STRIP) { tmpl->rxq.crc_present = 0; } else if (config->hw_fcs_strip) { tmpl->rxq.crc_present = 1; diff --git a/drivers/net/mlx5/mlx5_rxtx.h b/drivers/net/mlx5/mlx5_rxtx.h index f7ff554b0d..a239642ac1 100644 --- a/drivers/net/mlx5/mlx5_rxtx.h +++ b/drivers/net/mlx5/mlx5_rxtx.h @@ -252,6 +252,7 @@ int mlx5_priv_rxq_ibv_releasable(struct priv *, struct mlx5_rxq_ibv *); int mlx5_priv_rxq_ibv_verify(struct priv *); struct mlx5_rxq_ctrl *mlx5_priv_rxq_new(struct priv *, uint16_t, uint16_t, unsigned int, + const struct rte_eth_rxconf *, struct rte_mempool *); struct mlx5_rxq_ctrl *mlx5_priv_rxq_get(struct priv *, uint16_t); int mlx5_priv_rxq_release(struct priv *, uint16_t); @@ -272,6 +273,8 @@ struct mlx5_hrxq *mlx5_priv_hrxq_get(struct priv *, uint8_t *, uint8_t, uint64_t, uint16_t [], uint16_t); int mlx5_priv_hrxq_release(struct priv *, struct mlx5_hrxq *); int mlx5_priv_hrxq_ibv_verify(struct priv *); +uint64_t mlx5_priv_get_rx_port_offloads(struct priv *); +uint64_t mlx5_priv_get_rx_queue_offloads(struct priv *); /* mlx5_txq.c */ diff --git a/drivers/net/mlx5/mlx5_vlan.c b/drivers/net/mlx5/mlx5_vlan.c index 2ab8652642..9443e4f032 100644 --- a/drivers/net/mlx5/mlx5_vlan.c +++ b/drivers/net/mlx5/mlx5_vlan.c @@ -196,7 +196,8 @@ mlx5_vlan_offload_set(struct rte_eth_dev *dev, int mask) unsigned int i; if (mask & ETH_VLAN_STRIP_MASK) { - int hw_vlan_strip = !!dev->data->dev_conf.rxmode.hw_vlan_strip; + int hw_vlan_strip = !!(dev->data->dev_conf.rxmode.offloads & + DEV_RX_OFFLOAD_VLAN_STRIP); if (!priv->config.hw_vlan_strip) { ERROR("VLAN stripping is not supported");