From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anatoly Burakov Subject: [PATCH v5 19/70] net/enic: use contiguous allocation for DMA memory Date: Mon, 9 Apr 2018 19:00:22 +0100 Message-ID: <67a97974864af6cddf09319722c444c55df88284.1523296700.git.anatoly.burakov@intel.com> References: Cc: John Daley , Hyong Youb Kim , 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 To: dev@dpdk.org Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 84E621B84C for ; Mon, 9 Apr 2018 20:01:29 +0200 (CEST) In-Reply-To: In-Reply-To: References: 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 Acked-by: John Daley 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/enic/enic_main.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c index 69ad425..94e8e68 100644 --- a/drivers/net/enic/enic_main.c +++ b/drivers/net/enic/enic_main.c @@ -343,8 +343,8 @@ enic_alloc_consistent(void *priv, size_t size, struct enic *enic = (struct enic *)priv; struct enic_memzone_entry *mze; - rz = rte_memzone_reserve_aligned((const char *)name, - size, SOCKET_ID_ANY, 0, ENIC_ALIGN); + rz = rte_memzone_reserve_aligned((const char *)name, size, + SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG, ENIC_ALIGN); if (!rz) { pr_err("%s : Failed to allocate memory requested for %s\n", __func__, name); @@ -888,9 +888,8 @@ int enic_alloc_wq(struct enic *enic, uint16_t queue_idx, instance++); wq->cqmsg_rz = rte_memzone_reserve_aligned((const char *)name, - sizeof(uint32_t), - SOCKET_ID_ANY, 0, - ENIC_ALIGN); + sizeof(uint32_t), SOCKET_ID_ANY, + RTE_MEMZONE_IOVA_CONTIG, ENIC_ALIGN); if (!wq->cqmsg_rz) return -ENOMEM; -- 2.7.4