From mboxrd@z Thu Jan 1 00:00:00 1970 From: Santosh Shukla Subject: [PATCH 07/10] linuxapp/eal_vfio: honor iova mode before mapping Date: Thu, 8 Jun 2017 16:35:10 +0530 Message-ID: <20170608110513.22548-8-santosh.shukla@caviumnetworks.com> References: <20170608110513.22548-1-santosh.shukla@caviumnetworks.com> Mime-Version: 1.0 Content-Type: text/plain Cc: jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com, shreyansh.jain@nxp.com, gaetan.rivet@6wind.com, Santosh Shukla To: thomas@monjalon.net, bruce.richardson@intel.com, dev@dpdk.org Return-path: Received: from NAM02-BL2-obe.outbound.protection.outlook.com (mail-bl2nam02on0076.outbound.protection.outlook.com [104.47.38.76]) by dpdk.org (Postfix) with ESMTP id 98E603790 for ; Thu, 8 Jun 2017 13:06:27 +0200 (CEST) In-Reply-To: <20170608110513.22548-1-santosh.shukla@caviumnetworks.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Check iova mode and accordingly map iova to pa or va. Signed-off-by: Santosh Shukla Signed-off-by: Jerin Jacob --- lib/librte_eal/linuxapp/eal/eal_vfio.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/lib/librte_eal/linuxapp/eal/eal_vfio.c b/lib/librte_eal/linuxapp/eal/eal_vfio.c index 04914406f..348b7a7f4 100644 --- a/lib/librte_eal/linuxapp/eal/eal_vfio.c +++ b/lib/librte_eal/linuxapp/eal/eal_vfio.c @@ -706,7 +706,10 @@ vfio_type1_dma_map(int vfio_container_fd) dma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map); dma_map.vaddr = ms[i].addr_64; dma_map.size = ms[i].len; - dma_map.iova = ms[i].phys_addr; + if (rte_eal_iova_mode() == RTE_IOVA_VA) + dma_map.iova = dma_map.vaddr; + else + dma_map.iova = ms[i].phys_addr; dma_map.flags = VFIO_DMA_MAP_FLAG_READ | VFIO_DMA_MAP_FLAG_WRITE; ret = ioctl(vfio_container_fd, VFIO_IOMMU_MAP_DMA, &dma_map); @@ -792,7 +795,10 @@ vfio_spapr_dma_map(int vfio_container_fd) dma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map); dma_map.vaddr = ms[i].addr_64; dma_map.size = ms[i].len; - dma_map.iova = ms[i].phys_addr; + if (rte_eal_iova_mode() == RTE_IOVA_VA) + dma_map.iova = dma_map.vaddr; + else + dma_map.iova = ms[i].phys_addr; dma_map.flags = VFIO_DMA_MAP_FLAG_READ | VFIO_DMA_MAP_FLAG_WRITE; -- 2.11.0