[dpdk-dev] [PATCH 1/2] eal/bsd: fix ioport write operation

Tiwei Bie tiwei.bie at intel.com
Sun May 7 15:33:33 CEST 2017


The first param of out*() on FreeBSD is port, and the second one
is data. But they are reversed in DPDK. This patch fixes it.

Fixes: 756ce64b1ecd ("eal: introduce PCI ioport API")
Cc: stable at dpdk.org

Signed-off-by: Tiwei Bie <tiwei.bie at intel.com>
---
 lib/librte_eal/bsdapp/eal/eal_pci.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c
index 6294b7eab..59ceb7665 100644
--- a/lib/librte_eal/bsdapp/eal/eal_pci.c
+++ b/lib/librte_eal/bsdapp/eal/eal_pci.c
@@ -618,13 +618,13 @@ pci_uio_ioport_write(struct rte_pci_ioport *p,
 	for (s = data; len > 0; s += size, reg += size, len -= size) {
 		if (len >= 4) {
 			size = 4;
-			outl(*(const uint32_t *)s, reg);
+			outl(reg, *(const uint32_t *)s);
 		} else if (len >= 2) {
 			size = 2;
-			outw(*(const uint16_t *)s, reg);
+			outw(reg, *(const uint16_t *)s);
 		} else {
 			size = 1;
-			outb(*s, reg);
+			outb(reg, *s);
 		}
 	}
 #else
-- 
2.12.1



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