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-rw-r--r--drivers/staging/comedi/drivers/s526.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c
index dbde118f2a16..9a8ebbe96999 100644
--- a/drivers/staging/comedi/drivers/s526.c
+++ b/drivers/staging/comedi/drivers/s526.c
@@ -43,6 +43,7 @@ comedi_config /dev/comedi0 s526 0x2C0,0x3
#include "../comedidev.h"
#include <linux/ioport.h>
+#include <asm/byteorder.h>
#define S526_SIZE 64
@@ -113,6 +114,7 @@ static const int s526_ports[] = {
};
struct counter_mode_register_t {
+#if defined (__LITTLE_ENDIAN_BITFIELD)
unsigned short coutSource:1;
unsigned short coutPolarity:1;
unsigned short autoLoadResetRcap:3;
@@ -124,6 +126,21 @@ struct counter_mode_register_t {
unsigned short outputRegLatchCtrl:1;
unsigned short preloadRegSel:1;
unsigned short reserved:1;
+ #elif defined(__BIG_ENDIAN_BITFIELD)
+ unsigned short reserved:1;
+ unsigned short preloadRegSel:1;
+ unsigned short outputRegLatchCtrl:1;
+ unsigned short countDirCtrl:1;
+ unsigned short countDir:1;
+ unsigned short clockSource:2;
+ unsigned short ctEnableCtrl:2;
+ unsigned short hwCtEnableSource:2;
+ unsigned short autoLoadResetRcap:3;
+ unsigned short coutPolarity:1;
+ unsigned short coutSource:1;
+#else
+#error Unknown bit field order
+#endif
};
union cmReg {