From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anatoly Burakov Subject: [PATCH v3 17/68] net/ena: use contiguous allocation for DMA memory Date: Wed, 4 Apr 2018 00:21:29 +0100 Message-ID: <63897ddf21cbb9c2f971a9bf3b47c28b1ce09f76.1522797505.git.anatoly.burakov@intel.com> References: Cc: Marcin Wojtas , Michal Krawczyk , Guy Tzalik , Evgeny Schemeilin , 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 B2F0E1B8A6 for ; Wed, 4 Apr 2018 01:22:31 +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" Signed-off-by: Anatoly Burakov Acked-by: Michal Krawczyk --- Notes: v3: - Moved patch earlier in the patchset - Allowed experimental API's in the Makefile drivers/net/ena/Makefile | 3 +++ drivers/net/ena/base/ena_plat_dpdk.h | 7 ++++--- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/ena/Makefile b/drivers/net/ena/Makefile index f9bfe05..01c3823 100644 --- a/drivers/net/ena/Makefile +++ b/drivers/net/ena/Makefile @@ -43,6 +43,9 @@ INCLUDES :=-I$(SRCDIR) -I$(SRCDIR)/base/ena_defs -I$(SRCDIR)/base EXPORT_MAP := rte_pmd_ena_version.map LIBABIVER := 1 +# contiguous memzone reserve API are not yet stable +CFLAGS += -DALLOW_EXPERIMENTAL_API + VPATH += $(SRCDIR)/base # # all source are stored in SRCS-y diff --git a/drivers/net/ena/base/ena_plat_dpdk.h b/drivers/net/ena/base/ena_plat_dpdk.h index 8cba319..c1ebf00 100644 --- a/drivers/net/ena/base/ena_plat_dpdk.h +++ b/drivers/net/ena/base/ena_plat_dpdk.h @@ -188,7 +188,8 @@ typedef uint64_t dma_addr_t; ENA_TOUCH(dmadev); ENA_TOUCH(handle); \ snprintf(z_name, sizeof(z_name), \ "ena_alloc_%d", ena_alloc_cnt++); \ - mz = rte_memzone_reserve(z_name, size, SOCKET_ID_ANY, 0); \ + mz = rte_memzone_reserve_contig(z_name, \ + size, SOCKET_ID_ANY, 0); \ memset(mz->addr, 0, size); \ virt = mz->addr; \ phys = mz->iova; \ @@ -206,7 +207,7 @@ typedef uint64_t dma_addr_t; ENA_TOUCH(dmadev); ENA_TOUCH(dev_node); \ snprintf(z_name, sizeof(z_name), \ "ena_alloc_%d", ena_alloc_cnt++); \ - mz = rte_memzone_reserve(z_name, size, node, 0); \ + mz = rte_memzone_reserve_contig(z_name, size, node, 0); \ memset(mz->addr, 0, size); \ virt = mz->addr; \ phys = mz->iova; \ @@ -219,7 +220,7 @@ typedef uint64_t dma_addr_t; ENA_TOUCH(dmadev); ENA_TOUCH(dev_node); \ snprintf(z_name, sizeof(z_name), \ "ena_alloc_%d", ena_alloc_cnt++); \ - mz = rte_memzone_reserve(z_name, size, node, 0); \ + mz = rte_memzone_reserve_contig(z_name, size, node, 0); \ memset(mz->addr, 0, size); \ virt = mz->addr; \ } while (0) -- 2.7.4