From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by dpdk.org (Postfix) with ESMTP id 4AF2629D6 for ; Sat, 3 Feb 2018 03:43:00 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Feb 2018 18:42:59 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,452,1511856000"; d="scan'208";a="200998583" Received: from dna-skx3.jf.intel.com ([10.54.81.137]) by fmsmga006.fm.intel.com with ESMTP; 02 Feb 2018 18:42:58 -0800 From: Mallesh Koujalagi To: dev@dpdk.org Cc: mtetsuyah@gmail.com, ferruh.yigit@intel.com, malleshx.koujalagi@intel.com Date: Fri, 2 Feb 2018 18:11:38 -0800 Message-Id: <1517623898-53443-1-git-send-email-malleshx.koujalagi@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dpdk-dev] [PATCH] net/null:Different mac address support 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: Sat, 03 Feb 2018 02:43:01 -0000 After attaching two Null device to ovs, seeing "00.00.00.00.00.00" mac address for both null devices. Fix this issue, by setting different mac address. Signed-off-by: Mallesh Koujalagi --- drivers/net/null/rte_eth_null.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c index 9385ffd..98ac115 100644 --- a/drivers/net/null/rte_eth_null.c +++ b/drivers/net/null/rte_eth_null.c @@ -85,8 +85,17 @@ struct pmd_internals { uint8_t rss_key[40]; /**< 40-byte hash key. */ }; +static struct ether_addr base_eth_addr = { + .addr_bytes = { + 0x4E /* N */, + 0x55 /* U */, + 0x4C /* L */, + 0x4C /* L */, + 0x00, + 0x00 + } +}; -static struct ether_addr eth_addr = { .addr_bytes = {0} }; static struct rte_eth_link pmd_link = { .link_speed = ETH_SPEED_NUM_10G, .link_duplex = ETH_LINK_FULL_DUPLEX, @@ -492,6 +501,7 @@ eth_dev_null_create(struct rte_vdev_device *dev, struct rte_eth_dev_data *data = NULL; struct pmd_internals *internals = NULL; struct rte_eth_dev *eth_dev = NULL; + struct ether_addr *eth_addr = NULL; static const uint8_t default_rss_key[40] = { 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 0x41, 0x67, 0x25, 0x3D, @@ -519,6 +529,15 @@ eth_dev_null_create(struct rte_vdev_device *dev, rte_free(data); return -ENOMEM; } + eth_addr = rte_zmalloc_socket(rte_vdev_device_name(dev), + sizeof(*eth_addr), 0, dev->device.numa_node); + if (eth_addr == NULL) { + rte_eth_dev_release_port(eth_dev); + rte_free(data); + return -ENOMEM; + } + *eth_addr = base_eth_addr; + eth_addr->addr_bytes[5] = eth_dev->data->port_id; /* now put it all together * - store queue data in internals, @@ -543,7 +562,7 @@ eth_dev_null_create(struct rte_vdev_device *dev, data->nb_rx_queues = (uint16_t)nb_rx_queues; data->nb_tx_queues = (uint16_t)nb_tx_queues; data->dev_link = pmd_link; - data->mac_addrs = ð_addr; + data->mac_addrs = eth_addr; eth_dev->data = data; eth_dev->dev_ops = &ops; -- 2.7.4