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Diffstat (limited to 'include/linux/input.h')
-rw-r--r--include/linux/input.h43
1 files changed, 24 insertions, 19 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index 219d220d185b..62268929856c 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -98,6 +98,7 @@ struct input_absinfo {
#define EV_PWR 0x16
#define EV_FF_STATUS 0x17
#define EV_MAX 0x1f
+#define EV_CNT (EV_MAX+1)
/*
* Synchronization events.
@@ -567,6 +568,7 @@ struct input_absinfo {
/* We avoid low common keys in module aliases so they don't get huge. */
#define KEY_MIN_INTERESTING KEY_MUTE
#define KEY_MAX 0x1ff
+#define KEY_CNT (KEY_MAX+1)
/*
* Relative axes
@@ -583,6 +585,7 @@ struct input_absinfo {
#define REL_WHEEL 0x08
#define REL_MISC 0x09
#define REL_MAX 0x0f
+#define REL_CNT (REL_MAX+1)
/*
* Absolute axes
@@ -615,6 +618,7 @@ struct input_absinfo {
#define ABS_VOLUME 0x20
#define ABS_MISC 0x28
#define ABS_MAX 0x3f
+#define ABS_CNT (ABS_MAX+1)
/*
* Switch events
@@ -625,6 +629,7 @@ struct input_absinfo {
#define SW_HEADPHONE_INSERT 0x02 /* set = inserted */
#define SW_RADIO 0x03 /* set = radio enabled */
#define SW_MAX 0x0f
+#define SW_CNT (SW_MAX+1)
/*
* Misc events
@@ -636,6 +641,7 @@ struct input_absinfo {
#define MSC_RAW 0x03
#define MSC_SCAN 0x04
#define MSC_MAX 0x07
+#define MSC_CNT (MSC_MAX+1)
/*
* LEDs
@@ -653,6 +659,7 @@ struct input_absinfo {
#define LED_MAIL 0x09
#define LED_CHARGING 0x0a
#define LED_MAX 0x0f
+#define LED_CNT (LED_MAX+1)
/*
* Autorepeat values
@@ -670,6 +677,7 @@ struct input_absinfo {
#define SND_BELL 0x01
#define SND_TONE 0x02
#define SND_MAX 0x07
+#define SND_CNT (SND_MAX+1)
/*
* IDs.
@@ -920,6 +928,7 @@ struct ff_effect {
#define FF_AUTOCENTER 0x61
#define FF_MAX 0x7f
+#define FF_CNT (FF_MAX+1)
#ifdef __KERNEL__
@@ -932,10 +941,6 @@ struct ff_effect {
#include <linux/timer.h>
#include <linux/mod_devicetable.h>
-#define NBITS(x) (((x)/BITS_PER_LONG)+1)
-#define BIT(x) (1UL<<((x)%BITS_PER_LONG))
-#define LONG(x) ((x)/BITS_PER_LONG)
-
/**
* struct input_dev - represents an input device
* @name: name of the device
@@ -1020,15 +1025,15 @@ struct input_dev {
const char *uniq;
struct input_id id;
- unsigned long evbit[NBITS(EV_MAX)];
- unsigned long keybit[NBITS(KEY_MAX)];
- unsigned long relbit[NBITS(REL_MAX)];
- unsigned long absbit[NBITS(ABS_MAX)];
- unsigned long mscbit[NBITS(MSC_MAX)];
- unsigned long ledbit[NBITS(LED_MAX)];
- unsigned long sndbit[NBITS(SND_MAX)];
- unsigned long ffbit[NBITS(FF_MAX)];
- unsigned long swbit[NBITS(SW_MAX)];
+ unsigned long evbit[BITS_TO_LONGS(EV_CNT)];
+ unsigned long keybit[BITS_TO_LONGS(KEY_CNT)];
+ unsigned long relbit[BITS_TO_LONGS(REL_CNT)];
+ unsigned long absbit[BITS_TO_LONGS(ABS_CNT)];
+ unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)];
+ unsigned long ledbit[BITS_TO_LONGS(LED_CNT)];
+ unsigned long sndbit[BITS_TO_LONGS(SND_CNT)];
+ unsigned long ffbit[BITS_TO_LONGS(FF_CNT)];
+ unsigned long swbit[BITS_TO_LONGS(SW_CNT)];
unsigned int keycodemax;
unsigned int keycodesize;
@@ -1046,10 +1051,10 @@ struct input_dev {
int abs[ABS_MAX + 1];
int rep[REP_MAX + 1];
- unsigned long key[NBITS(KEY_MAX)];
- unsigned long led[NBITS(LED_MAX)];
- unsigned long snd[NBITS(SND_MAX)];
- unsigned long sw[NBITS(SW_MAX)];
+ unsigned long key[BITS_TO_LONGS(KEY_CNT)];
+ unsigned long led[BITS_TO_LONGS(LED_CNT)];
+ unsigned long snd[BITS_TO_LONGS(SND_CNT)];
+ unsigned long sw[BITS_TO_LONGS(SW_CNT)];
int absmax[ABS_MAX + 1];
int absmin[ABS_MAX + 1];
@@ -1293,7 +1298,7 @@ static inline void input_set_abs_params(struct input_dev *dev, int axis, int min
dev->absfuzz[axis] = fuzz;
dev->absflat[axis] = flat;
- dev->absbit[LONG(axis)] |= BIT(axis);
+ dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis);
}
extern struct class input_class;
@@ -1334,7 +1339,7 @@ struct ff_device {
void *private;
- unsigned long ffbit[NBITS(FF_MAX)];
+ unsigned long ffbit[BITS_TO_LONGS(FF_CNT)];
struct mutex mutex;