diff options
Diffstat (limited to 'drivers/input/serio/maceps2.c')
| -rw-r--r-- | drivers/input/serio/maceps2.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/input/serio/maceps2.c b/drivers/input/serio/maceps2.c index 558200e..5a41b8f 100644 --- a/drivers/input/serio/maceps2.c +++ b/drivers/input/serio/maceps2.c @@ -31,6 +31,8 @@ MODULE_LICENSE("GPL"); #define MACE_PS2_TIMEOUT 10000 /* in 50us unit */ +#define BIT(x) (1UL << (x)) + #define PS2_STATUS_CLOCK_SIGNAL BIT(0) /* external clock signal */ #define PS2_STATUS_CLOCK_INHIBIT BIT(1) /* clken output signal */ #define PS2_STATUS_TX_INPROGRESS BIT(2) /* transmission in progress */ |