From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anatoly Burakov Subject: [PATCH v5 21/70] net/qede: use contiguous allocation for DMA memory Date: Mon, 9 Apr 2018 19:00:24 +0100 Message-ID: <12eff10c6f1a51306249460fb7603aa75b765e09.1523296700.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, shreyansh.jain@nxp.com, gowrishankar.m@linux.vnet.ibm.com To: dev@dpdk.org Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 8E5D31B866 for ; Mon, 9 Apr 2018 20:01:31 +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: Harish Patil 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 the patch earlier in the patchset drivers/net/qede/base/bcm_osal.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/qede/base/bcm_osal.c b/drivers/net/qede/base/bcm_osal.c index 91017b8..f550412 100644 --- a/drivers/net/qede/base/bcm_osal.c +++ b/drivers/net/qede/base/bcm_osal.c @@ -135,8 +135,8 @@ void *osal_dma_alloc_coherent(struct ecore_dev *p_dev, if (core_id == (unsigned int)LCORE_ID_ANY) core_id = rte_get_master_lcore(); socket_id = rte_lcore_to_socket_id(core_id); - mz = rte_memzone_reserve_aligned(mz_name, size, - socket_id, 0, RTE_CACHE_LINE_SIZE); + mz = rte_memzone_reserve_aligned(mz_name, size, socket_id, + RTE_MEMZONE_IOVA_CONTIG, RTE_CACHE_LINE_SIZE); if (!mz) { DP_ERR(p_dev, "Unable to allocate DMA memory " "of size %zu bytes - %s\n", @@ -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 = rte_get_master_lcore(); 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(mz_name, size, socket_id, + RTE_MEMZONE_IOVA_CONTIG, align); if (!mz) { DP_ERR(p_dev, "Unable to allocate DMA memory " "of size %zu bytes - %s\n", -- 2.7.4