From patchwork Mon Jan 23 23:50:20 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Shin X-Patchwork-Id: 19923 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 56CE62C38; Tue, 24 Jan 2017 00:50:28 +0100 (CET) Received: from alln-iport-1.cisco.com (alln-iport-1.cisco.com [173.37.142.88]) by dpdk.org (Postfix) with ESMTP id 0805B2BE9 for ; Tue, 24 Jan 2017 00:50:26 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=2408; q=dns/txt; s=iport; t=1485215427; x=1486425027; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=soc5WxXvAFCO2fWkhSpXtb2Itvzyz3ZwND0LBj0nBgA=; b=grUiyrWX2qqh+hEYVAxKigdyCQdtlgLjnH6ZuBb9/l/+Rx/LH8S95f0t Eqo7npXUdnh281SNNu5QkQ/CKRejAF33c72Hqa2tHTZdB7X9hSX1hwPhb XVC2cvJHPR996lziPUKPenQLqG9bFg4b3yZdpADwYIhSEE6bTuz9BIeTX M=; X-IronPort-AV: E=Sophos;i="5.33,276,1477958400"; d="scan'208";a="376372661" Received: from alln-core-8.cisco.com ([173.36.13.141]) by alln-iport-1.cisco.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 23 Jan 2017 23:50:25 +0000 Received: from sjc-ads-512.cisco.com (sjc-ads-512.cisco.com [10.28.13.212]) by alln-core-8.cisco.com (8.14.5/8.14.5) with ESMTP id v0NNoPR3025135 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 23 Jan 2017 23:50:25 GMT Received: from sjc-ads-512.cisco.com (localhost.localdomain [127.0.0.1]) by sjc-ads-512.cisco.com (8.13.8/8.13.8) with ESMTP id v0NNoOww019683; Mon, 23 Jan 2017 15:50:24 -0800 Received: (from jonshin@localhost) by sjc-ads-512.cisco.com (8.13.8/8.13.8/Submit) id v0NNoO2g019682; Mon, 23 Jan 2017 15:50:24 -0800 From: Steve Shin To: dev@dpdk.org Cc: ferruh.yigit@intel.com, iryzhov@nfware.com, Steve Shin Date: Mon, 23 Jan 2017 15:50:20 -0800 Message-Id: <20170123235020.19641-1-jonshin@cisco.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170120222349.14567-1-jonshin@cisco.com> References: <20170120222349.14567-1-jonshin@cisco.com> Subject: [dpdk-dev] [PATCH v3] ethdev: fix MAC address replay 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 patch fixes a bug in replaying MAC address to the hardware in rte_eth_dev_config_restore() routine. Added default MAC replay as well. Fixes: 4bdefaade6d1 ("ethdev: VMDQ enhancements") --- v2: Added default MAC replay & Code optimization V3: Covered a case (ex, SR-IOV) where multiple pools exist in the mac_pool_sel array. Signed-off-by: Steve Shin --- lib/librte_ether/rte_ethdev.c | 42 +++++++++++++++++++++++------------------- 1 file changed, 23 insertions(+), 19 deletions(-) diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c index 4790faf..fbc0765 100644 --- a/lib/librte_ether/rte_ethdev.c +++ b/lib/librte_ether/rte_ethdev.c @@ -931,34 +931,38 @@ rte_eth_dev_config_restore(uint8_t port_id) { struct rte_eth_dev *dev; struct rte_eth_dev_info dev_info; - struct ether_addr addr; + struct ether_addr *addr; uint16_t i; - uint32_t pool = 0; + uint32_t pool; + uint64_t pool_mask; dev = &rte_eth_devices[port_id]; rte_eth_dev_info_get(port_id, &dev_info); - if (RTE_ETH_DEV_SRIOV(dev).active) - pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx; + /* replay MAC address configuration including default MAC */ + if (*dev->dev_ops->mac_addr_set != NULL) { + addr = &dev->data->mac_addrs[0]; + (*dev->dev_ops->mac_addr_set)(dev, addr); + } - /* replay MAC address configuration */ - for (i = 0; i < dev_info.max_mac_addrs; i++) { - addr = dev->data->mac_addrs[i]; + if (*dev->dev_ops->mac_addr_add != NULL) { + for (i = 1; i < dev_info.max_mac_addrs; i++) { + addr = &dev->data->mac_addrs[i]; - /* skip zero address */ - if (is_zero_ether_addr(&addr)) - continue; + /* skip zero address */ + if (is_zero_ether_addr(addr)) + continue; - /* add address to the hardware */ - if (*dev->dev_ops->mac_addr_add && - (dev->data->mac_pool_sel[i] & (1ULL << pool))) - (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool); - else { - RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n", - port_id); - /* exit the loop but not return an error */ - break; + pool = 0; + pool_mask = dev->data->mac_pool_sel[i]; + + do { + if (pool_mask & 1ULL) + (*dev->dev_ops->mac_addr_add)(dev, addr, i, pool); + pool_mask >>= 1; + pool++; + } while (pool_mask); } }