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tty: serial: Cleanup the bit shift with macro

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This patch replaces the bit shift code with "_BITUL()" macro inside
"serial_rs485" struct.

Signed-off-by: Crescent CY Hsieh <crescentcy.hsieh@moxa.com>
Link: https://lore.kernel.org/r/20231201071554.258607-2-crescentcy.hsieh@moxa.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Crescent CY Hsieh 2023-12-01 15:15:53 +08:00 committed by Greg Kroah-Hartman
parent d4303e0b9f
commit 76ac8e2985
1 changed files with 9 additions and 8 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

17
include/uapi/linux/serial.h
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@ -11,6 +11,7 @@
#ifndef _UAPI_LINUX_SERIAL_H
#define _UAPI_LINUX_SERIAL_H
#include <linux/const.h>
#include <linux/types.h>
#include <linux/tty_flags.h>
@ -140,14 +141,14 @@ struct serial_icounter_struct {
*/
struct serial_rs485 {
__u32 flags;
#define SER_RS485_ENABLED (1 << 0)
#define SER_RS485_RTS_ON_SEND (1 << 1)
#define SER_RS485_RTS_AFTER_SEND (1 << 2)
#define SER_RS485_RX_DURING_TX (1 << 4)
#define SER_RS485_TERMINATE_BUS (1 << 5)
#define SER_RS485_ADDRB (1 << 6)
#define SER_RS485_ADDR_RECV (1 << 7)
#define SER_RS485_ADDR_DEST (1 << 8)
#define SER_RS485_ENABLED _BITUL(0)
#define SER_RS485_RTS_ON_SEND _BITUL(1)
#define SER_RS485_RTS_AFTER_SEND _BITUL(2)
#define SER_RS485_RX_DURING_TX _BITUL(3)
#define SER_RS485_TERMINATE_BUS _BITUL(4)
#define SER_RS485_ADDRB _BITUL(5)
#define SER_RS485_ADDR_RECV _BITUL(6)
#define SER_RS485_ADDR_DEST _BITUL(7)
__u32 delay_rts_before_send;
__u32 delay_rts_after_send;