From patchwork Tue Jun 26 17:37:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alejandro Lucero X-Patchwork-Id: 41613 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B15921BE78; Tue, 26 Jun 2018 19:38:19 +0200 (CEST) Received: from netronome.com (host-79-78-33-110.static.as9105.net [79.78.33.110]) by dpdk.org (Postfix) with ESMTP id 806D81BE3C; Tue, 26 Jun 2018 19:38:05 +0200 (CEST) Received: from netronome.com (localhost [127.0.0.1]) by netronome.com (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id w5QHbctu028370; Tue, 26 Jun 2018 18:37:38 +0100 Received: (from alucero@localhost) by netronome.com (8.14.4/8.14.4/Submit) id w5QHbc7p028369; Tue, 26 Jun 2018 18:37:38 +0100 From: Alejandro Lucero To: dev@dpdk.org Cc: stable@dpdk.org, anatoly.burakov@intel.com Date: Tue, 26 Jun 2018 18:37:33 +0100 Message-Id: <1530034653-28299-7-git-send-email-alejandro.lucero@netronome.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1530034653-28299-1-git-send-email-alejandro.lucero@netronome.com> References: <1530034653-28299-1-git-send-email-alejandro.lucero@netronome.com> Subject: [dpdk-dev] [PATCH 6/6] net/nfp: set dma mask 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" NFP 4000/6000 devices can not use iova addresses requiring more than 40 bits. This patch sets a dma mask for avoiding hugepages with iova requiring more than those 40 bits. Signed-off-by: Alejandro Lucero --- drivers/net/nfp/nfp_net.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c index d9cd047..7ac03f0 100644 --- a/drivers/net/nfp/nfp_net.c +++ b/drivers/net/nfp/nfp_net.c @@ -2915,6 +2915,8 @@ uint32_t nfp_net_txq_full(struct nfp_net_txq *txq) rte_free(port_name); + rte_eth_dev_set_dma_mask(40); + return ret; }