From patchwork Mon Apr 9 18:00:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Burakov, Anatoly" X-Patchwork-Id: 37679 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 B37A91B8D4; Mon, 9 Apr 2018 20:01:58 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id BEEE51B82B for ; Mon, 9 Apr 2018 20:01:28 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Apr 2018 11:01:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,427,1517904000"; d="scan'208";a="35756085" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by fmsmga002.fm.intel.com with ESMTP; 09 Apr 2018 11:01:24 -0700 Received: from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com [10.237.217.45]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id w39I1OCs031063; Mon, 9 Apr 2018 19:01:24 +0100 Received: from sivswdev01.ir.intel.com (localhost [127.0.0.1]) by sivswdev01.ir.intel.com with ESMTP id w39I1OU0027770; Mon, 9 Apr 2018 19:01:24 +0100 Received: (from aburakov@localhost) by sivswdev01.ir.intel.com with LOCAL id w39I1NGI027766; Mon, 9 Apr 2018 19:01:23 +0100 From: Anatoly Burakov To: dev@dpdk.org Cc: Rahul Lakkireddy , keith.wiles@intel.com, jianfeng.tan@intel.com, andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com, benjamin.walker@intel.com, bruce.richardson@intel.com, thomas@monjalon.net, konstantin.ananyev@intel.com, kuralamudhan.ramakrishnan@intel.com, louise.m.daly@intel.com, nelio.laranjeiro@6wind.com, yskoh@mellanox.com, pepperjo@japf.ch, jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com, olivier.matz@6wind.com, shreyansh.jain@nxp.com, gowrishankar.m@linux.vnet.ibm.com Date: Mon, 9 Apr 2018 19:00:20 +0100 Message-Id: <38180d8fbb20bf49d25c076066bf60b383d83b3d.1523296700.git.anatoly.burakov@intel.com> X-Mailer: git-send-email 1.7.0.7 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH v5 17/70] net/cxgbe: use contiguous allocation for DMA memory 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" All hardware drivers should allocate IOVA-contiguous memzones for their hardware resources. Signed-off-by: Anatoly Burakov Tested-by: Santosh Shukla Tested-by: Hemant Agrawal --- Notes: v4: - Use new memzone flag instead of new API - Remove experimental API from build files v3: - Add experimental API to build files - Moved patch earlier in the patchset drivers/net/cxgbe/sge.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/cxgbe/sge.c b/drivers/net/cxgbe/sge.c index 83e26d0..85846fc 100644 --- a/drivers/net/cxgbe/sge.c +++ b/drivers/net/cxgbe/sge.c @@ -1344,7 +1344,8 @@ static void *alloc_ring(size_t nelem, size_t elem_size, * handle the maximum ring size is allocated in order to allow for * resizing in later calls to the queue setup function. */ - tz = rte_memzone_reserve_aligned(z_name, len, socket_id, 0, 4096); + tz = rte_memzone_reserve_aligned(z_name, len, socket_id, + RTE_MEMZONE_IOVA_CONTIG, 4096); if (!tz) return NULL;