From patchwork Wed Aug 26 07:12:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chengchang Tang X-Patchwork-Id: 75968 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 69E42A04B1; Wed, 26 Aug 2020 09:14:51 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F3BE71B94F; Wed, 26 Aug 2020 09:14:45 +0200 (CEST) Received: from huawei.com (szxga04-in.huawei.com [45.249.212.190]) by dpdk.org (Postfix) with ESMTP id 358F64C99 for ; Wed, 26 Aug 2020 09:14:42 +0200 (CEST) Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id A26ACB98A745377304E7; Wed, 26 Aug 2020 15:14:39 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Wed, 26 Aug 2020 15:14:33 +0800 From: Chengchang Tang To: CC: , , , Date: Wed, 26 Aug 2020 15:12:21 +0800 Message-ID: <1598425943-61981-2-git-send-email-tangchengchang@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1598425943-61981-1-git-send-email-tangchengchang@huawei.com> References: <1592483709-7076-1-git-send-email-tangchengchang@huawei.com> <1598425943-61981-1-git-send-email-tangchengchang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH v2 1/3] ethdev: add a field for rxq info structure 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" Add a field named rx_buf_size in rte_eth_rxq_info to indicate the buffer size used in receiving packets for HW. In this way, upper-layer users can get this information by calling rte_eth_rx_queue_info_get. Signed-off-by: Chengchang Tang Acked-by: Andrew Rybchenko Reviewed-by: Wei Hu (Xavier) --- v1 -> v2: fix wrong headline format --- lib/librte_ethdev/rte_ethdev.h | 2 ++ 1 file changed, 2 insertions(+) -- 2.7.4 diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 70295d7..9fed5cb 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -1420,6 +1420,8 @@ struct rte_eth_rxq_info { struct rte_eth_rxconf conf; /**< queue config parameters. */ uint8_t scattered_rx; /**< scattered packets RX supported. */ uint16_t nb_desc; /**< configured number of RXDs. */ + /**< buffer size used for hardware when receive packets. */ + uint16_t rx_buf_size; } __rte_cache_min_aligned; /** From patchwork Wed Aug 26 07:12:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chengchang Tang X-Patchwork-Id: 75970 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7D477A04B1; Wed, 26 Aug 2020 09:15:08 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7EEEB1BFE3; Wed, 26 Aug 2020 09:14:50 +0200 (CEST) Received: from huawei.com (szxga07-in.huawei.com [45.249.212.35]) by dpdk.org (Postfix) with ESMTP id CB7EE1BFE1 for ; Wed, 26 Aug 2020 09:14:48 +0200 (CEST) Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id AEDD373C75679B577CC2; Wed, 26 Aug 2020 15:14:44 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Wed, 26 Aug 2020 15:14:33 +0800 From: Chengchang Tang To: CC: , , , Date: Wed, 26 Aug 2020 15:12:23 +0800 Message-ID: <1598425943-61981-4-git-send-email-tangchengchang@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1598425943-61981-1-git-send-email-tangchengchang@huawei.com> References: <1592483709-7076-1-git-send-email-tangchengchang@huawei.com> <1598425943-61981-1-git-send-email-tangchengchang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH v2 3/3] net/hns3: add Rx buffer size to Rx qinfo query 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" Report hns3 PMD configured Rx buffer size in Rx queue information query. Signed-off-by: Chengchang Tang Reviewed-by: Wei Hu (Xavier) --- v1 -> v2: fix some spelling mistake. --- drivers/net/hns3/hns3_rxtx.c | 2 ++ 1 file changed, 2 insertions(+) -- 2.7.4 diff --git a/drivers/net/hns3/hns3_rxtx.c b/drivers/net/hns3/hns3_rxtx.c index fc1a256..50881d4 100644 --- a/drivers/net/hns3/hns3_rxtx.c +++ b/drivers/net/hns3/hns3_rxtx.c @@ -2830,6 +2830,8 @@ hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, qinfo->mp = rxq->mb_pool; qinfo->nb_desc = rxq->nb_rx_desc; qinfo->scattered_rx = dev->data->scattered_rx; + /* Report the HW Rx buffer length to user */ + qinfo->rx_buf_size = rxq->rx_buf_len; /* * If there are no available Rx buffer descriptors, incoming packets