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Input: libps2 - use BIT() for bitmask constants

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Let's explicitly document bit numbers with BIT() macro.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov 2018-01-04 11:27:05 -08:00
parent b28bad65c1
commit 3a92dd331f
1 changed files with 6 additions and 5 deletions
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11
include/linux/libps2.h
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@ -10,6 +10,7 @@
* the Free Software Foundation.
*/
#include <linux/bitops.h>
#include <linux/mutex.h>
#include <linux/types.h>
#include <linux/wait.h>
@ -23,11 +24,11 @@
#define PS2_RET_NAK 0xfe
#define PS2_RET_ERR 0xfc
#define PS2_FLAG_ACK 1 /* Waiting for ACK/NAK */
#define PS2_FLAG_CMD 2 /* Waiting for command to finish */
#define PS2_FLAG_CMD1 4 /* Waiting for the first byte of command response */
#define PS2_FLAG_WAITID 8 /* Command execiting is GET ID */
#define PS2_FLAG_NAK 16 /* Last transmission was NAKed */
#define PS2_FLAG_ACK BIT(0) /* Waiting for ACK/NAK */
#define PS2_FLAG_CMD BIT(1) /* Waiting for a command to finish */
#define PS2_FLAG_CMD1 BIT(2) /* Waiting for the first byte of command response */
#define PS2_FLAG_WAITID BIT(3) /* Command executing is GET ID */
#define PS2_FLAG_NAK BIT(4) /* Last transmission was NAKed */
struct ps2dev {
struct serio *serio;