Input: ressurect EVIOCGREP and EVIOCSREP

While writing to an event device allows to set repeat rate for an
individual input device there is no way to retrieve current settings
so we need to ressurect EVIOCGREP. Also ressurect EVIOCSREP so we
have a symmetrical interface.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

2 files changed, 23 insertions, 0 deletions

diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index a34e3d91d9ed..ba325f16d077 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -403,6 +403,27 @@ static long evdev_ioctl_handler(struct file *file, unsigned int cmd,
                 case EVIOCGID:
                         if (copy_to_user(p, &dev->id, sizeof(struct input_id)))
                                 return -EFAULT;
+                        return 0;
+
+                case EVIOCGREP:
+                        if (!test_bit(EV_REP, dev->evbit))
+                                return -ENOSYS;
+                        if (put_user(dev->rep[REP_DELAY], ip))
+                                return -EFAULT;
+                        if (put_user(dev->rep[REP_PERIOD], ip + 1))
+                                return -EFAULT;
+                        return 0;
+
+                case EVIOCSREP:
+                        if (!test_bit(EV_REP, dev->evbit))
+                                return -ENOSYS;
+                        if (get_user(u, ip))
+                                return -EFAULT;
+                        if (get_user(v, ip + 1))
+                                return -EFAULT;
+
+                        input_event(dev, EV_REP, REP_DELAY, u);
+                        input_event(dev, EV_REP, REP_PERIOD, v);
 
                         return 0;
 
diff --git a/include/linux/input.h b/include/linux/input.h
index 8298b4bf5a07..50e338d2ffda 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -56,6 +56,8 @@ 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 */