From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anatoly Burakov Subject: [PATCH 39/41] net/qede: use contiguous allocation for DMA memory Date: Sat, 3 Mar 2018 13:46:27 +0000 Message-ID: <67a6272a2f62708c0405f35e4dd7b8149e3f981c.1520083504.git.anatoly.burakov@intel.com> References: Cc: Rasesh Mody , Harish Patil , Shahed Shaikh , 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 To: dev@dpdk.org Return-path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by dpdk.org (Postfix) with ESMTP id 8E05A5F14 for ; Sat, 3 Mar 2018 14:46:40 +0100 (CET) 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" Signed-off-by: Anatoly Burakov --- Notes: Doing "grep -R rte_memzone_reserve drivers/net/qede" returns the following: drivers/net/qede/qede_fdir.c: mz = rte_memzone_reserve_aligned(mz_name, QEDE_MAX_FDIR_PKT_LEN, drivers/net/qede/base/bcm_osal.c: mz = rte_memzone_reserve_aligned_contig(mz_name, size, drivers/net/qede/base/bcm_osal.c: mz = rte_memzone_reserve_aligned_contig(mz_name, size, socket_id, 0, I took a brief look at memzone in qede_fdir and it didn't look like memzone was used for DMA, so i left it alone. Corrections welcome. drivers/net/qede/base/bcm_osal.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/qede/base/bcm_osal.c b/drivers/net/qede/base/bcm_osal.c index fe42f32..707d553 100644 --- a/drivers/net/qede/base/bcm_osal.c +++ b/drivers/net/qede/base/bcm_osal.c @@ -135,7 +135,7 @@ void *osal_dma_alloc_coherent(struct ecore_dev *p_dev, if (core_id == (unsigned int)LCORE_ID_ANY) core_id = 0; socket_id = rte_lcore_to_socket_id(core_id); - mz = rte_memzone_reserve_aligned(mz_name, size, + mz = rte_memzone_reserve_aligned_contig(mz_name, size, socket_id, 0, RTE_CACHE_LINE_SIZE); if (!mz) { DP_ERR(p_dev, "Unable to allocate DMA memory " @@ -174,7 +174,8 @@ void *osal_dma_alloc_coherent_aligned(struct ecore_dev *p_dev, if (core_id == (unsigned int)LCORE_ID_ANY) core_id = 0; socket_id = rte_lcore_to_socket_id(core_id); - mz = rte_memzone_reserve_aligned(mz_name, size, socket_id, 0, align); + mz = rte_memzone_reserve_aligned_contig(mz_name, size, socket_id, 0, + align); if (!mz) { DP_ERR(p_dev, "Unable to allocate DMA memory " "of size %zu bytes - %s\n", -- 2.7.4