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From: Alejandro Lucero <alejandro.lucero@netronome.com>
To: dev@dpdk.org
Cc: stable@dpdk.org, anatoly.burakov@intel.com
Subject: [PATCH v4 5/5] net/nfp: support IOVA VA mode
Date: Tue, 10 Jul 2018 18:25:52 +0100	[thread overview]
Message-ID: <1531243552-7795-6-git-send-email-alejandro.lucero@netronome.com> (raw)
In-Reply-To: <1531243552-7795-1-git-send-email-alejandro.lucero@netronome.com>

NFP can handle IOVA as VA. It requires to check those IOVAs
being in the supported range what is done during initialization.

Applicable to v17.11.3 only.

Signed-off-by: Alejandro Lucero <alejandro.lucero@netronome.com>
Acked-by: Eelco Chaudron <echaudro@redhat.com>
---
 drivers/net/nfp/nfp_net.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index 8fc1b8f..98098f6 100644
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -3053,14 +3053,16 @@ static int eth_nfp_pci_remove(struct rte_pci_device *pci_dev)
 
 static struct rte_pci_driver rte_nfp_net_pf_pmd = {
 	.id_table = pci_id_nfp_pf_net_map,
-	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
+	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
+		     RTE_PCI_DRV_IOVA_AS_VA,
 	.probe = nfp_pf_pci_probe,
 	.remove = eth_nfp_pci_remove,
 };
 
 static struct rte_pci_driver rte_nfp_net_vf_pmd = {
 	.id_table = pci_id_nfp_vf_net_map,
-	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
+	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
+		     RTE_PCI_DRV_IOVA_AS_VA,
 	.probe = eth_nfp_pci_probe,
 	.remove = eth_nfp_pci_remove,
 };
-- 
1.9.1

  parent reply	other threads:[~2018-07-10 17:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-10 17:25 [PATCH v4 0/5] use IOVAs check based on DMA mask Alejandro Lucero
2018-07-10 17:25 ` [PATCH v4 1/5] mem: add function for checking memsegs IOVAs addresses Alejandro Lucero
2018-07-11 10:12   ` [dpdk-stable] " Eelco Chaudron
2018-07-10 17:25 ` [PATCH v4 2/5] bus/pci: use IOVAs check when setting IOVA mode Alejandro Lucero
2018-07-11 10:18   ` [dpdk-stable] " Eelco Chaudron
2018-07-11 10:41     ` Burakov, Anatoly
2018-07-10 17:25 ` [PATCH v4 3/5] mem: use address hint for mapping hugepages Alejandro Lucero
2018-07-10 17:25 ` [PATCH v4 4/5] net/nfp: check hugepages IOVAs based on DMA mask Alejandro Lucero
2018-07-10 17:25 ` Alejandro Lucero [this message]
2018-07-26 15:41 ` [PATCH v4 0/5] use IOVAs check " Thomas Monjalon
2018-07-27  7:03   ` Alejandro Lucero
2018-07-27  8:01     ` Thomas Monjalon
2018-07-27  8:22       ` Alejandro Lucero
2018-07-27  8:52         ` Thomas Monjalon
2018-07-27  8:59           ` Alejandro Lucero
2018-07-27  8:54         ` Burakov, Anatoly

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