aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/hid/hid-input.c24
-rw-r--r--drivers/input/evdev.c2
-rw-r--r--drivers/input/input.c20
-rw-r--r--drivers/input/misc/ati_remote2.c14
-rw-r--r--drivers/input/misc/winbond-cir.c12
-rw-r--r--drivers/input/sparse-keymap.c6
-rw-r--r--drivers/media/IR/ir-keytable.c4
-rw-r--r--drivers/media/dvb/dvb-usb/dvb-usb-remote.c4
-rw-r--r--drivers/platform/x86/dell-wmi.c16
-rw-r--r--drivers/platform/x86/hp-wmi.c15
-rw-r--r--drivers/platform/x86/panasonic-laptop.c15
-rw-r--r--drivers/platform/x86/topstar-laptop.c13
-rw-r--r--drivers/platform/x86/toshiba_acpi.c17
-rw-r--r--include/linux/input.h20
14 files changed, 88 insertions, 94 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 79d9edd..7a0d2e4 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -68,22 +68,25 @@ static const struct {
#define map_key_clear(c) hid_map_usage_clear(hidinput, usage, &bit, \
&max, EV_KEY, (c))
-static inline int match_scancode(int code, int scancode)
+static inline int match_scancode(unsigned int code, unsigned int scancode)
{
if (scancode == 0)
return 1;
- return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode);
+
+ return (code & (HID_USAGE_PAGE | HID_USAGE)) == scancode;
}
-static inline int match_keycode(int code, int keycode)
+static inline int match_keycode(unsigned int code, unsigned int keycode)
{
if (keycode == 0)
return 1;
- return (code == keycode);
+
+ return code == keycode;
}
static struct hid_usage *hidinput_find_key(struct hid_device *hid,
- int scancode, int keycode)
+ unsigned int scancode,
+ unsigned int keycode)
{
int i, j, k;
struct hid_report *report;
@@ -105,8 +108,8 @@ static struct hid_usage *hidinput_find_key(struct hid_device *hid,
return NULL;
}
-static int hidinput_getkeycode(struct input_dev *dev, int scancode,
- int *keycode)
+static int hidinput_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct hid_device *hid = input_get_drvdata(dev);
struct hid_usage *usage;
@@ -119,16 +122,13 @@ static int hidinput_getkeycode(struct input_dev *dev, int scancode,
return -EINVAL;
}
-static int hidinput_setkeycode(struct input_dev *dev, int scancode,
- int keycode)
+static int hidinput_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct hid_device *hid = input_get_drvdata(dev);
struct hid_usage *usage;
int old_keycode;
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
-
usage = hidinput_find_key(hid, scancode, 0);
if (usage) {
old_keycode = usage->code;
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 9f9816b..2ee6c7a 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -515,7 +515,7 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd,
struct input_absinfo abs;
struct ff_effect effect;
int __user *ip = (int __user *)p;
- int i, t, u, v;
+ unsigned int i, t, u, v;
int error;
switch (cmd) {
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 41168d5..e2dd885 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -582,7 +582,8 @@ static int input_fetch_keycode(struct input_dev *dev, int scancode)
}
static int input_default_getkeycode(struct input_dev *dev,
- int scancode, int *keycode)
+ unsigned int scancode,
+ unsigned int *keycode)
{
if (!dev->keycodesize)
return -EINVAL;
@@ -596,7 +597,8 @@ static int input_default_getkeycode(struct input_dev *dev,
}
static int input_default_setkeycode(struct input_dev *dev,
- int scancode, int keycode)
+ unsigned int scancode,
+ unsigned int keycode)
{
int old_keycode;
int i;
@@ -654,11 +656,9 @@ static int input_default_setkeycode(struct input_dev *dev,
* This function should be called by anyone interested in retrieving current
* keymap. Presently keyboard and evdev handlers use it.
*/
-int input_get_keycode(struct input_dev *dev, int scancode, int *keycode)
+int input_get_keycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
- if (scancode < 0)
- return -EINVAL;
-
return dev->getkeycode(dev, scancode, keycode);
}
EXPORT_SYMBOL(input_get_keycode);
@@ -672,16 +672,14 @@ EXPORT_SYMBOL(input_get_keycode);
* This function should be called by anyone needing to update current
* keymap. Presently keyboard and evdev handlers use it.
*/
-int input_set_keycode(struct input_dev *dev, int scancode, int keycode)
+int input_set_keycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
unsigned long flags;
int old_keycode;
int retval;
- if (scancode < 0)
- return -EINVAL;
-
- if (keycode < 0 || keycode > KEY_MAX)
+ if (keycode > KEY_MAX)
return -EINVAL;
spin_lock_irqsave(&dev->event_lock, flags);
diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c
index 0501f0e..15be543 100644
--- a/drivers/input/misc/ati_remote2.c
+++ b/drivers/input/misc/ati_remote2.c
@@ -474,10 +474,11 @@ static void ati_remote2_complete_key(struct urb *urb)
}
static int ati_remote2_getkeycode(struct input_dev *idev,
- int scancode, int *keycode)
+ unsigned int scancode, unsigned int *keycode)
{
struct ati_remote2 *ar2 = input_get_drvdata(idev);
- int index, mode;
+ unsigned int mode;
+ int index;
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask))
@@ -491,10 +492,12 @@ static int ati_remote2_getkeycode(struct input_dev *idev,
return 0;
}
-static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keycode)
+static int ati_remote2_setkeycode(struct input_dev *idev,
+ unsigned int scancode, unsigned int keycode)
{
struct ati_remote2 *ar2 = input_get_drvdata(idev);
- int index, mode, old_keycode;
+ unsigned int mode, old_keycode;
+ int index;
mode = scancode >> 8;
if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask))
@@ -504,9 +507,6 @@ static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keyc
if (index < 0)
return -EINVAL;
- if (keycode < KEY_RESERVED || keycode > KEY_MAX)
- return -EINVAL;
-
old_keycode = ar2->keycode[mode][index];
ar2->keycode[mode][index] = keycode;
__set_bit(keycode, idev->keybit);
diff --git a/drivers/input/misc/winbond-cir.c b/drivers/input/misc/winbond-cir.c
index cbec3df..9c155a4 100644
--- a/drivers/input/misc/winbond-cir.c
+++ b/drivers/input/misc/winbond-cir.c
@@ -385,26 +385,24 @@ wbcir_do_getkeycode(struct wbcir_data *data, u32 scancode)
}
static int
-wbcir_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+wbcir_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct wbcir_data *data = input_get_drvdata(dev);
- *keycode = (int)wbcir_do_getkeycode(data, (u32)scancode);
+ *keycode = wbcir_do_getkeycode(data, scancode);
return 0;
}
static int
-wbcir_setkeycode(struct input_dev *dev, int sscancode, int keycode)
+wbcir_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct wbcir_data *data = input_get_drvdata(dev);
struct wbcir_keyentry *keyentry;
struct wbcir_keyentry *new_keyentry;
unsigned long flags;
unsigned int old_keycode = KEY_RESERVED;
- u32 scancode = (u32)sscancode;
-
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
new_keyentry = kmalloc(sizeof(*new_keyentry), GFP_KERNEL);
if (!new_keyentry)
diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c
index fbd3987..e6bde55 100644
--- a/drivers/input/sparse-keymap.c
+++ b/drivers/input/sparse-keymap.c
@@ -64,7 +64,8 @@ struct key_entry *sparse_keymap_entry_from_keycode(struct input_dev *dev,
EXPORT_SYMBOL(sparse_keymap_entry_from_keycode);
static int sparse_keymap_getkeycode(struct input_dev *dev,
- int scancode, int *keycode)
+ unsigned int scancode,
+ unsigned int *keycode)
{
const struct key_entry *key =
sparse_keymap_entry_from_scancode(dev, scancode);
@@ -78,7 +79,8 @@ static int sparse_keymap_getkeycode(struct input_dev *dev,
}
static int sparse_keymap_setkeycode(struct input_dev *dev,
- int scancode, int keycode)
+ unsigned int scancode,
+ unsigned int keycode)
{
struct key_entry *key;
int old_keycode;
diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index 0903f53..0a3b4ed 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -123,7 +123,7 @@ static int ir_copy_table(struct ir_scancode_table *destin,
* If the key is not found, returns -EINVAL, otherwise, returns 0.
*/
static int ir_getkeycode(struct input_dev *dev,
- int scancode, int *keycode)
+ unsigned int scancode, unsigned int *keycode)
{
int elem;
struct ir_input_dev *ir_dev = input_get_drvdata(dev);
@@ -291,7 +291,7 @@ static int ir_insert_key(struct ir_scancode_table *rc_tab,
* If the key is not found, returns -EINVAL, otherwise, returns 0.
*/
static int ir_setkeycode(struct input_dev *dev,
- int scancode, int keycode)
+ unsigned int scancode, unsigned int keycode)
{
int rc = 0;
struct ir_input_dev *ir_dev = input_get_drvdata(dev);
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
index a03ef7e..852fe89 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
@@ -9,7 +9,7 @@
#include <linux/usb/input.h>
static int dvb_usb_getkeycode(struct input_dev *dev,
- int scancode, int *keycode)
+ unsigned int scancode, unsigned int *keycode)
{
struct dvb_usb_device *d = input_get_drvdata(dev);
@@ -39,7 +39,7 @@ static int dvb_usb_getkeycode(struct input_dev *dev,
}
static int dvb_usb_setkeycode(struct input_dev *dev,
- int scancode, int keycode)
+ unsigned int scancode, unsigned int keycode)
{
struct dvb_usb_device *d = input_get_drvdata(dev);
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 1b1dddb..bed764e 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -142,7 +142,7 @@ static struct key_entry *dell_wmi_keymap = dell_legacy_wmi_keymap;
static struct input_dev *dell_wmi_input_dev;
-static struct key_entry *dell_wmi_get_entry_by_scancode(int code)
+static struct key_entry *dell_wmi_get_entry_by_scancode(unsigned int code)
{
struct key_entry *key;
@@ -153,7 +153,7 @@ static struct key_entry *dell_wmi_get_entry_by_scancode(int code)
return NULL;
}
-static struct key_entry *dell_wmi_get_entry_by_keycode(int keycode)
+static struct key_entry *dell_wmi_get_entry_by_keycode(unsigned int keycode)
{
struct key_entry *key;
@@ -164,8 +164,8 @@ static struct key_entry *dell_wmi_get_entry_by_keycode(int keycode)
return NULL;
}
-static int dell_wmi_getkeycode(struct input_dev *dev, int scancode,
- int *keycode)
+static int dell_wmi_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct key_entry *key = dell_wmi_get_entry_by_scancode(scancode);
@@ -177,13 +177,11 @@ static int dell_wmi_getkeycode(struct input_dev *dev, int scancode,
return -EINVAL;
}
-static int dell_wmi_setkeycode(struct input_dev *dev, int scancode, int keycode)
+static int dell_wmi_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct key_entry *key;
- int old_keycode;
-
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
+ unsigned int old_keycode;
key = dell_wmi_get_entry_by_scancode(scancode);
if (key && key->type == KE_KEY) {
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 7ccf33c..5608636 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -278,7 +278,7 @@ static DEVICE_ATTR(als, S_IRUGO | S_IWUSR, show_als, set_als);
static DEVICE_ATTR(dock, S_IRUGO, show_dock, NULL);
static DEVICE_ATTR(tablet, S_IRUGO, show_tablet, NULL);
-static struct key_entry *hp_wmi_get_entry_by_scancode(int code)
+static struct key_entry *hp_wmi_get_entry_by_scancode(unsigned int code)
{
struct key_entry *key;
@@ -289,7 +289,7 @@ static struct key_entry *hp_wmi_get_entry_by_scancode(int code)
return NULL;
}
-static struct key_entry *hp_wmi_get_entry_by_keycode(int keycode)
+static struct key_entry *hp_wmi_get_entry_by_keycode(unsigned int keycode)
{
struct key_entry *key;
@@ -300,7 +300,8 @@ static struct key_entry *hp_wmi_get_entry_by_keycode(int keycode)
return NULL;
}
-static int hp_wmi_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+static int hp_wmi_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct key_entry *key = hp_wmi_get_entry_by_scancode(scancode);
@@ -312,13 +313,11 @@ static int hp_wmi_getkeycode(struct input_dev *dev, int scancode, int *keycode)
return -EINVAL;
}
-static int hp_wmi_setkeycode(struct input_dev *dev, int scancode, int keycode)
+static int hp_wmi_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct key_entry *key;
- int old_keycode;
-
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
+ unsigned int old_keycode;
key = hp_wmi_get_entry_by_scancode(scancode);
if (key && key->type == KE_KEY) {
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index fe7cf01..c9fc479 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -200,7 +200,7 @@ static struct acpi_driver acpi_pcc_driver = {
};
#define KEYMAP_SIZE 11
-static const int initial_keymap[KEYMAP_SIZE] = {
+static const unsigned int initial_keymap[KEYMAP_SIZE] = {
/* 0 */ KEY_RESERVED,
/* 1 */ KEY_BRIGHTNESSDOWN,
/* 2 */ KEY_BRIGHTNESSUP,
@@ -222,7 +222,7 @@ struct pcc_acpi {
struct acpi_device *device;
struct input_dev *input_dev;
struct backlight_device *backlight;
- int keymap[KEYMAP_SIZE];
+ unsigned int keymap[KEYMAP_SIZE];
};
struct pcc_keyinput {
@@ -445,7 +445,8 @@ static struct attribute_group pcc_attr_group = {
/* hotkey input device driver */
-static int pcc_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+static int pcc_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct pcc_acpi *pcc = input_get_drvdata(dev);
@@ -457,7 +458,7 @@ static int pcc_getkeycode(struct input_dev *dev, int scancode, int *keycode)
return 0;
}
-static int keymap_get_by_keycode(struct pcc_acpi *pcc, int keycode)
+static int keymap_get_by_keycode(struct pcc_acpi *pcc, unsigned int keycode)
{
int i;
@@ -469,7 +470,8 @@ static int keymap_get_by_keycode(struct pcc_acpi *pcc, int keycode)
return 0;
}
-static int pcc_setkeycode(struct input_dev *dev, int scancode, int keycode)
+static int pcc_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct pcc_acpi *pcc = input_get_drvdata(dev);
int oldkeycode;
@@ -477,9 +479,6 @@ static int pcc_setkeycode(struct input_dev *dev, int scancode, int keycode)
if (scancode >= ARRAY_SIZE(pcc->keymap))
return -EINVAL;
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
-
oldkeycode = pcc->keymap[scancode];
pcc->keymap[scancode] = keycode;
diff --git a/drivers/platform/x86/topstar-laptop.c b/drivers/platform/x86/topstar-laptop.c
index 02f3d4e..4d6516f 100644
--- a/drivers/platform/x86/topstar-laptop.c
+++ b/drivers/platform/x86/topstar-laptop.c
@@ -46,7 +46,7 @@ static struct tps_key_entry topstar_keymap[] = {
{ }
};
-static struct tps_key_entry *tps_get_key_by_scancode(int code)
+static struct tps_key_entry *tps_get_key_by_scancode(unsigned int code)
{
struct tps_key_entry *key;
@@ -57,7 +57,7 @@ static struct tps_key_entry *tps_get_key_by_scancode(int code)
return NULL;
}
-static struct tps_key_entry *tps_get_key_by_keycode(int code)
+static struct tps_key_entry *tps_get_key_by_keycode(unsigned int code)
{
struct tps_key_entry *key;
@@ -126,7 +126,8 @@ static int acpi_topstar_fncx_switch(struct acpi_device *device, bool state)
return 0;
}
-static int topstar_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+static int topstar_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct tps_key_entry *key = tps_get_key_by_scancode(scancode);
@@ -137,14 +138,12 @@ static int topstar_getkeycode(struct input_dev *dev, int scancode, int *keycode)
return 0;
}
-static int topstar_setkeycode(struct input_dev *dev, int scancode, int keycode)
+static int topstar_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct tps_key_entry *key;
int old_keycode;
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
-
key = tps_get_key_by_scancode(scancode);
if (!key)
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 405b969..789240d 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -745,7 +745,7 @@ static struct backlight_ops toshiba_backlight_data = {
.update_status = set_lcd_status,
};
-static struct key_entry *toshiba_acpi_get_entry_by_scancode(int code)
+static struct key_entry *toshiba_acpi_get_entry_by_scancode(unsigned int code)
{
struct key_entry *key;
@@ -756,7 +756,7 @@ static struct key_entry *toshiba_acpi_get_entry_by_scancode(int code)
return NULL;
}
-static struct key_entry *toshiba_acpi_get_entry_by_keycode(int code)
+static struct key_entry *toshiba_acpi_get_entry_by_keycode(unsigned int code)
{
struct key_entry *key;
@@ -767,8 +767,8 @@ static struct key_entry *toshiba_acpi_get_entry_by_keycode(int code)
return NULL;
}
-static int toshiba_acpi_getkeycode(struct input_dev *dev, int scancode,
- int *keycode)
+static int toshiba_acpi_getkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode)
{
struct key_entry *key = toshiba_acpi_get_entry_by_scancode(scancode);
@@ -780,14 +780,11 @@ static int toshiba_acpi_getkeycode(struct input_dev *dev, int scancode,
return -EINVAL;
}
-static int toshiba_acpi_setkeycode(struct input_dev *dev, int scancode,
- int keycode)
+static int toshiba_acpi_setkeycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode)
{
struct key_entry *key;
- int old_keycode;
-
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
+ unsigned int old_keycode;
key = toshiba_acpi_get_entry_by_scancode(scancode);
if (key && key->type == KE_KEY) {
diff --git a/include/linux/input.h b/include/linux/input.h
index dc24eff..7ed2251 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -58,10 +58,10 @@ struct input_absinfo {
#define EVIOCGVERSION _IOR('E', 0x01, int) /* get driver version */
#define EVIOCGID _IOR('E', 0x02, struct input_id) /* get device ID */
-#define EVIOCGREP _IOR('E', 0x03, int[2]) /* get repeat settings */
-#define EVIOCSREP _IOW('E', 0x03, int[2]) /* set repeat settings */
-#define EVIOCGKEYCODE _IOR('E', 0x04, int[2]) /* get keycode */
-#define EVIOCSKEYCODE _IOW('E', 0x04, int[2]) /* set keycode */
+#define EVIOCGREP _IOR('E', 0x03, unsigned int[2]) /* get repeat settings */
+#define EVIOCSREP _IOW('E', 0x03, unsigned int[2]) /* set repeat settings */
+#define EVIOCGKEYCODE _IOR('E', 0x04, unsigned int[2]) /* get keycode */
+#define EVIOCSKEYCODE _IOW('E', 0x04, unsigned int[2]) /* set keycode */
#define EVIOCGNAME(len) _IOC(_IOC_READ, 'E', 0x06, len) /* get device name */
#define EVIOCGPHYS(len) _IOC(_IOC_READ, 'E', 0x07, len) /* get physical location */
@@ -1142,8 +1142,10 @@ struct input_dev {
unsigned int keycodemax;
unsigned int keycodesize;
void *keycode;
- int (*setkeycode)(struct input_dev *dev, int scancode, int keycode);
- int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode);
+ int (*setkeycode)(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode);
+ int (*getkeycode)(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode);
struct ff_device *ff;
@@ -1415,8 +1417,10 @@ static inline void input_set_abs_params(struct input_dev *dev, int axis, int min
dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis);
}
-int input_get_keycode(struct input_dev *dev, int scancode, int *keycode);
-int input_set_keycode(struct input_dev *dev, int scancode, int keycode);
+int input_get_keycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int *keycode);
+int input_set_keycode(struct input_dev *dev,
+ unsigned int scancode, unsigned int keycode);
extern struct class input_class;