From: Huawei Xie <huawei.xie@intel.com>
Date: Tue, 8 Mar 2016 15:33:42 +0000 (+0800)
Subject: pci: ignore devices already managed in Linux when mapping x86 ioport
X-Git-Tag: spdx-start~7515
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b8eb345378bd;p=dpdk.git

pci: ignore devices already managed in Linux when mapping x86 ioport

call pci_ioport_map (on x86) only if the pci device is not bound
to a kernel driver.

Signed-off-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Acked-by: David Marchand <david.marchand@6wind.com>
---

diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
index 3c2198a152..9f752529b9 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci.c
@@ -620,11 +620,13 @@ rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
 	case RTE_KDRV_UIO_GENERIC:
 		ret = pci_uio_ioport_map(dev, bar, p);
 		break;
-	default:
+	case RTE_KDRV_NONE:
 #if defined(RTE_ARCH_X86)
 		ret = pci_ioport_map(dev, bar, p);
 #endif
 		break;
+	default:
+		break;
 	}
 
 	if (!ret)