drivers/char/synclink_gt.c: add extended sync feature

Add support for extended byte synchronous mode feature of hardware.

Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/synclink.h b/include/linux/synclink.h
index 0ff2779c44d0..2e7d81c4e5ad 100644
--- a/include/linux/synclink.h
+++ b/include/linux/synclink.h
@@ -126,6 +126,7 @@
 #define MGSL_MODE_BISYNC        4
 #define MGSL_MODE_RAW           6
 #define MGSL_MODE_BASE_CLOCK    7
+#define MGSL_MODE_XSYNC         8
 
 #define MGSL_BUS_TYPE_ISA       1
 #define MGSL_BUS_TYPE_EISA      2
@@ -290,6 +291,10 @@ struct gpio_desc {
 #define MGSL_IOCSGPIO           _IOW(MGSL_MAGIC_IOC,16,struct gpio_desc)
 #define MGSL_IOCGGPIO           _IOR(MGSL_MAGIC_IOC,17,struct gpio_desc)
 #define MGSL_IOCWAITGPIO        _IOWR(MGSL_MAGIC_IOC,18,struct gpio_desc)
+#define MGSL_IOCSXSYNC          _IO(MGSL_MAGIC_IOC, 19)
+#define MGSL_IOCGXSYNC          _IO(MGSL_MAGIC_IOC, 20)
+#define MGSL_IOCSXCTRL          _IO(MGSL_MAGIC_IOC, 21)
+#define MGSL_IOCGXCTRL          _IO(MGSL_MAGIC_IOC, 22)
 
 #ifdef __KERNEL__
 /* provide 32 bit ioctl compatibility on 64 bit systems */