From 83cac9f3b45ba8e99c5305be42c67f1c83adf0aa Mon Sep 17 00:00:00 2001
From: Bernhard Roth
Date: Wed, 24 Aug 2011 09:48:23 +0200
Subject: atmel_serial: RS485: receiving enabled when sending data
By default the atmel_serial driver in RS485 mode disables receiving data until
all data in the send buffer has been sent. This flag allows to receive data
even whilst sending data.
Signed-off-by: Bernhard Roth
Signed-off-by: Claudio Scordino
Acked-by: Alan Cox
Signed-off-by: Greg Kroah-Hartman
---
include/linux/serial.h | 1 +
1 file changed, 1 insertion(+)
(limited to 'include/linux/serial.h')
diff --git a/include/linux/serial.h b/include/linux/serial.h
index ef914061511e..97ff8e27a6cc 100644
--- a/include/linux/serial.h
+++ b/include/linux/serial.h
@@ -211,6 +211,7 @@ struct serial_rs485 {
#define SER_RS485_RTS_ON_SEND (1 << 1)
#define SER_RS485_RTS_AFTER_SEND (1 << 2)
#define SER_RS485_RTS_BEFORE_SEND (1 << 3)
+#define SER_RS485_RX_DURING_TX (1 << 4)
__u32 delay_rts_before_send; /* Milliseconds */
__u32 delay_rts_after_send; /* Milliseconds */
__u32 padding[5]; /* Memory is cheap, new structs
--
cgit