From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 86514A009E for ; Sun, 27 Oct 2019 13:26:20 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id D39501BF91; Sun, 27 Oct 2019 13:25:33 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id D5F951BF32 for ; Sun, 27 Oct 2019 13:25:20 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from orika@mellanox.com) with ESMTPS (AES256-SHA encrypted); 27 Oct 2019 14:25:16 +0200 Received: from pegasus04.mtr.labs.mlnx. (pegasus04.mtr.labs.mlnx [10.210.16.126]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x9RCP6G6025523; Sun, 27 Oct 2019 14:25:16 +0200 From: Ori Kam To: John McNamara , Marko Kovacevic , Matan Azrad , Shahaf Shuler , Viacheslav Ovsiienko Cc: dev@dpdk.org, orika@mellanox.com, jingjing.wu@intel.com, stephen@networkplumber.org Date: Sun, 27 Oct 2019 12:24:54 +0000 Message-Id: <1572179102-163236-8-git-send-email-orika@mellanox.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1572179102-163236-1-git-send-email-orika@mellanox.com> References: <1569479349-36962-1-git-send-email-orika@mellanox.com> <1572179102-163236-1-git-send-email-orika@mellanox.com> Subject: [dpdk-dev] [PATCH v6 07/14] net/mlx5: add get hairpin capabilities 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This commits adds the hairpin get capabilities function. Signed-off-by: Ori Kam Acked-by: Viacheslav Ovsiienko --- V6: - add MLX5 hairpin support to release note. --- doc/guides/rel_notes/release_19_11.rst | 1 + drivers/net/mlx5/mlx5.c | 2 ++ drivers/net/mlx5/mlx5.h | 3 ++- drivers/net/mlx5/mlx5_ethdev.c | 27 +++++++++++++++++++++++++++ 4 files changed, 32 insertions(+), 1 deletion(-) diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst index 87310db..3ad41d9 100644 --- a/doc/guides/rel_notes/release_19_11.rst +++ b/doc/guides/rel_notes/release_19_11.rst @@ -149,6 +149,7 @@ New Features * Added support for VLAN set PCP offload command. * Added support for VLAN set VID offload command. * Added support for matching on packets withe Geneve tunnel header. + * Added hairpin support. * **Updated the AF_XDP PMD.** diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c index 49b1e82..b0fdd9b 100644 --- a/drivers/net/mlx5/mlx5.c +++ b/drivers/net/mlx5/mlx5.c @@ -1039,6 +1039,7 @@ struct mlx5_dev_spawn_data { .udp_tunnel_port_add = mlx5_udp_tunnel_port_add, .get_module_info = mlx5_get_module_info, .get_module_eeprom = mlx5_get_module_eeprom, + .hairpin_cap_get = mlx5_hairpin_cap_get, }; /* Available operations from secondary process. */ @@ -1101,6 +1102,7 @@ struct mlx5_dev_spawn_data { .is_removed = mlx5_is_removed, .get_module_info = mlx5_get_module_info, .get_module_eeprom = mlx5_get_module_eeprom, + .hairpin_cap_get = mlx5_hairpin_cap_get, }; /** diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h index 566bf2d..742bedd 100644 --- a/drivers/net/mlx5/mlx5.h +++ b/drivers/net/mlx5/mlx5.h @@ -789,7 +789,8 @@ int mlx5_get_module_info(struct rte_eth_dev *dev, struct rte_eth_dev_module_info *modinfo); int mlx5_get_module_eeprom(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *info); - +int mlx5_hairpin_cap_get(struct rte_eth_dev *dev, + struct rte_eth_hairpin_cap *cap); /* mlx5_mac.c */ int mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN]); diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c index 2278b24..fe1b4d4 100644 --- a/drivers/net/mlx5/mlx5_ethdev.c +++ b/drivers/net/mlx5/mlx5_ethdev.c @@ -2114,3 +2114,30 @@ int mlx5_get_module_eeprom(struct rte_eth_dev *dev, rte_free(eeprom); return ret; } + +/** + * DPDK callback to retrieve hairpin capabilities. + * + * @param dev + * Pointer to Ethernet device structure. + * @param[out] cap + * Storage for hairpin capability data. + * + * @return + * 0 on success, a negative errno value otherwise and rte_errno is set. + */ +int mlx5_hairpin_cap_get(struct rte_eth_dev *dev, + struct rte_eth_hairpin_cap *cap) +{ + struct mlx5_priv *priv = dev->data->dev_private; + + if (priv->sh->devx == 0) { + rte_errno = ENOTSUP; + return -rte_errno; + } + cap->max_nb_queues = UINT16_MAX; + cap->max_rx_2_tx = 1; + cap->max_tx_2_rx = 1; + cap->max_nb_desc = 8192; + return 0; +} -- 1.8.3.1