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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-14 20:31:54 -0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-14 20:31:54 -0400
commit6dc6472581f693b5fc95aebedf67b4960fb85cf0 (patch)
tree06a5a9a08519950575505273eabced331ed51405 /include/linux/serial.h
parentee673eaa72d8d185012b1027a05e25aba18c267f (diff)
parent8acd3a60bcca17c6d89c73cee3ad6057eb83ba1e (diff)
Merge commit 'origin'
Manual fixup of conflicts on: arch/powerpc/include/asm/dcr-regs.h drivers/net/ibm_newemac/core.h
Diffstat (limited to 'include/linux/serial.h')
-rw-r--r--include/linux/serial.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/serial.h b/include/linux/serial.h
index deb714314fb1..1ea8d9265bf6 100644
--- a/include/linux/serial.h
+++ b/include/linux/serial.h
@@ -173,6 +173,22 @@ struct serial_icounter_struct {
173 int reserved[9]; 173 int reserved[9];
174}; 174};
175 175
176/*
177 * Serial interface for controlling RS485 settings on chips with suitable
178 * support. Set with TIOCSRS485 and get with TIOCGRS485 if supported by your
179 * platform. The set function returns the new state, with any unsupported bits
180 * reverted appropriately.
181 */
182
183struct serial_rs485 {
184 __u32 flags; /* RS485 feature flags */
185#define SER_RS485_ENABLED (1 << 0)
186#define SER_RS485_RTS_ON_SEND (1 << 1)
187#define SER_RS485_RTS_AFTER_SEND (1 << 2)
188 __u32 delay_rts_before_send; /* Milliseconds */
189 __u32 padding[6]; /* Memory is cheap, new structs
190 are a royal PITA .. */
191};
176 192
177#ifdef __KERNEL__ 193#ifdef __KERNEL__
178#include <linux/compiler.h> 194#include <linux/compiler.h>