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CRIS: ioctl for getting RS485 information

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Add ioctl to CRIS serial driver to get RS485 data from user-space.

Signed-off-by: Claudio Scordino <[email protected]>
Signed-off-by: Jesper Nilsson <[email protected]>
This commit is contained in:
Claudio Scordino 2010-05-31 10:19:09 +02:00 • committed by Jesper Nilsson
commit f1d23ed821
2 changed files with 12 additions and 0 deletions
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1
arch/cris/include/asm/ioctls.h
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@ -77,6 +77,7 @@
#define TIOCSERSETRS485 0x5461 /* enable rs-485 (deprecated) */
#define TIOCSERWRRS485 0x5462 /* write rs-485 */
#define TIOCSRS485 0x5463 /* enable rs-485 */
#define TIOCGRS485 0x542E /* get rs-485 */
/* Used for packet mode */
#define TIOCPKT_DATA 0