From: Xuelin Shi <xuelin.shi@freescale.com>
Date: Thu, 12 Feb 2015 01:26:52 +0000 (+0800)
Subject: e1000: fix big endian access
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=89626cb570bcd43fc4da9f5cb0949aaef25bd6ce;p=dpdk.git

e1000: fix big endian access

e1000 is little endian, but cpu maybe not.
add necessary conversions.

rte_cpu_to_le_32(...) for PCI write
rte_le_to_cpu_32(...) for PCI read.

Signed-off-by: Xuelin Shi <xuelin.shi@freescale.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
---

diff --git a/lib/librte_pmd_e1000/e1000/e1000_osdep.h b/lib/librte_pmd_e1000/e1000/e1000_osdep.h
index 438641e216..d04ec732f6 100644
--- a/lib/librte_pmd_e1000/e1000/e1000_osdep.h
+++ b/lib/librte_pmd_e1000/e1000/e1000_osdep.h
@@ -43,6 +43,7 @@
 #include <rte_cycles.h>
 #include <rte_log.h>
 #include <rte_debug.h>
+#include <rte_byteorder.h>
 
 #include "../e1000_logs.h"
 
@@ -96,7 +97,7 @@ typedef int		bool;
 #define E1000_PCI_REG(reg) (*((volatile uint32_t *)(reg)))
 
 #define E1000_PCI_REG_WRITE(reg, value) do { \
-	E1000_PCI_REG((reg)) = (value); \
+	E1000_PCI_REG((reg)) = (rte_cpu_to_le_32(value)); \
 } while (0)
 
 #define E1000_PCI_REG_ADDR(hw, reg) \
@@ -107,7 +108,7 @@ typedef int		bool;
 
 static inline uint32_t e1000_read_addr(volatile void* addr)
 {
-	return E1000_PCI_REG(addr);
+	return rte_le_to_cpu_32(E1000_PCI_REG(addr));
 }
 
 /* Necessary defines */