From patchwork Fri Jun 12 07:33:57 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Helin" X-Patchwork-Id: 5403 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 33B8AC2FC; Fri, 12 Jun 2015 09:34:19 +0200 (CEST) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id BBE0EC2FC for ; Fri, 12 Jun 2015 09:34:16 +0200 (CEST) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga101.fm.intel.com with ESMTP; 12 Jun 2015 00:34:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,600,1427785200"; d="scan'208";a="709692837" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga001.jf.intel.com with ESMTP; 12 Jun 2015 00:34:16 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t5C7YBj0005198; Fri, 12 Jun 2015 15:34:11 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t5C7Y7Rn023985; Fri, 12 Jun 2015 15:34:09 +0800 Received: (from hzhan75@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t5C7Y7fB023981; Fri, 12 Jun 2015 15:34:07 +0800 From: Helin Zhang To: dev@dpdk.org Date: Fri, 12 Jun 2015 15:33:57 +0800 Message-Id: <1434094441-23906-3-git-send-email-helin.zhang@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1434094441-23906-1-git-send-email-helin.zhang@intel.com> References: <1433403216-7114-1-git-send-email-helin.zhang@intel.com> <1434094441-23906-1-git-send-email-helin.zhang@intel.com> Subject: [dpdk-dev] [PATCH v3 2/6] e1000: fill the hash key size X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The correct hash key size in bytes should be filled into the 'struct rte_eth_dev_info', to support querying it. Signed-off-by: Helin Zhang --- drivers/net/e1000/igb_ethdev.c | 3 +++ 1 file changed, 3 insertions(+) v2 changes: * Disabled the code changes by default, to avoid breaking ABI compatibility. v3 changes: * As newly added element was put to a padding space, it will not break ABI compatibility, and no need to disable the code changes by default. diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c index e4b370d..7d388f3 100644 --- a/drivers/net/e1000/igb_ethdev.c +++ b/drivers/net/e1000/igb_ethdev.c @@ -68,6 +68,8 @@ #define IGB_DEFAULT_TX_HTHRESH 0 #define IGB_DEFAULT_TX_WTHRESH 0 +#define IGB_HKEY_MAX_INDEX 10 + /* Bit shift and mask */ #define IGB_4_BIT_WIDTH (CHAR_BIT / 2) #define IGB_4_BIT_MASK RTE_LEN2MASK(IGB_4_BIT_WIDTH, uint8_t) @@ -1377,6 +1379,7 @@ eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) /* Should not happen */ break; } + dev_info->hash_key_size = IGB_HKEY_MAX_INDEX * sizeof(uint32_t); dev_info->reta_size = ETH_RSS_RETA_SIZE_128; dev_info->flow_type_rss_offloads = IGB_RSS_OFFLOAD_ALL;