Keyboard: Disable kernel autorepeat

We handle autorepeat in software due to per-key repeat and whatnot, so
disable the kernel's, which just interferes with ours.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

2 files changed, 30 insertions, 0 deletions

diff --git a/src/evdev.c b/src/evdev.c
index 25325a3..c11bd3e 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -1077,6 +1077,33 @@ EvdevInit(DeviceIntPtr device)
     return Success;
 }
 
+/* We handle repeat per-key for ourselves in the server, so disable it
+ * in the kernel.  If in is true, disable it: if out is true, restore
+ * it. */
+static void
+EvdevSetKeyRepeat(InputInfoPtr pInfo, Bool in)
+{
+    EvdevPtr pEvdev = pInfo->private;
+    int zero_repeat[2] = { 0, 0 }; /* delay, rate */
+
+    if (!(pEvdev->flags & EVDEV_KEYBOARD_EVENTS))
+        return;
+
+    if (in) {
+        if (ioctl(pInfo->fd, EVIOCGREP, pEvdev->key_repeat) != 0)
+            return;
+
+        if (ioctl(pInfo->fd, EVIOCSREP, zero_repeat) != 0)
+            xf86Msg(X_WARNING, "%s: Couldn't set key repeat (%s)\n", pInfo->name,
+                    strerror(errno));
+    }
+    else {
+        if (ioctl(pInfo->fd, EVIOCSREP, pEvdev->key_repeat) != 0)
+            xf86Msg(X_WARNING, "%s: Couldn't reset key repeat (%s)\n",
+                    pInfo->name, strerror(errno));
+    }
+}
+
 /**
  * Init all extras (wheel emulation, etc.) and grab the device.
  *
@@ -1124,6 +1151,7 @@ EvdevOn(DeviceIntPtr device)
         xf86FlushInput(pInfo->fd);
         xf86AddEnabledDevice(pInfo);
         EvdevMBEmuOn(pInfo);
+        EvdevSetKeyRepeat(pInfo, TRUE);
         pEvdev->flags |= EVDEV_INITIALIZED;
         device->public.on = TRUE;
     }
@@ -1162,6 +1190,7 @@ EvdevProc(DeviceIntPtr device, int what)
         pEvdev->min_maj = 0;
         if (pEvdev->flags & EVDEV_INITIALIZED)
             EvdevMBEmuFinalize(pInfo);
+        EvdevSetKeyRepeat(pInfo, FALSE);
         pEvdev->flags &= ~EVDEV_INITIALIZED;
 	device->public.on = FALSE;
         if (pEvdev->reopen_timer)
diff --git a/src/evdev.h b/src/evdev.h
index af88741..38daafa 100644
--- a/src/evdev.h
+++ b/src/evdev.h
@@ -65,6 +65,7 @@ typedef struct {
     int flags;
     int tool;
     int buttons;            /* number of buttons */
+    int key_repeat[2];
     BOOL swap_axes;
     BOOL invert_x;
     BOOL invert_y;