Patchwork powerpc: add ioctls for RS485 mode control of serial drivers

login
register
mail settings
Submitter Matthias Fuchs
Date Dec. 30, 2008, 10:59 a.m.
Message ID <200812301159.38832.mfuchs@ma-fu.de>
Download mbox | patch
Permalink /patch/16044/
State Accepted
Headers show

Comments

Matthias Fuchs - Dec. 30, 2008, 10:59 a.m.
These ioctls take a struct serial_rs485
(see linux/serial.h) as argument. They are already available
on x86. This patch adds them for the powerpc architecture.

Signed-off-by: Matthias Fuchs <mfuchs@ma-fu.de>
---
 arch/powerpc/include/asm/ioctls.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/powerpc/include/asm/ioctls.h 
b/arch/powerpc/include/asm/ioctls.h
index 279a622..1842186 100644
--- a/arch/powerpc/include/asm/ioctls.h
+++ b/arch/powerpc/include/asm/ioctls.h
@@ -89,6 +89,8 @@ 
 #define TIOCSBRK	0x5427  /* BSD compatibility */
 #define TIOCCBRK	0x5428  /* BSD compatibility */
 #define TIOCGSID	0x5429  /* Return the session ID of FD */
+#define TIOCGRS485	0x542e
+#define TIOCSRS485	0x542f
 #define TIOCGPTN	_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux 
device) */
 #define TIOCSPTLCK	_IOW('T',0x31, int)  /* Lock/unlock Pty */