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-rw-r--r--src/evdev.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/evdev.c b/src/evdev.c
index d9e1367..c53e3af 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -1450,6 +1450,11 @@ EvdevProbe(InputInfoPtr pInfo)
TestBit(REL_HWHEEL, pEvdev->rel_bitmask)) {
xf86Msg(X_INFO, "%s: Found scroll wheel(s)\n", pInfo->name);
has_scroll = TRUE;
+ if (!num_buttons)
+ xf86Msg(X_INFO, "%s: Forcing buttons for scroll wheel(s)\n",
+ pInfo->name);
+ num_buttons = (num_buttons < 3) ? 7 : num_buttons + 4;
+ pEvdev->buttons = num_buttons;
}
if (TestBit(ABS_X, pEvdev->abs_bitmask) &&