diff options
Diffstat (limited to 'drivers/hid/hid-input.c')
-rw-r--r-- | drivers/hid/hid-input.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index bcfaf32..058919d 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -604,6 +604,15 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel break; } + /* + * Some lazy vendors declare 255 usages for System Control, + * leading to the creation of ABS_X|Y axis and too many others. + * It wouldn't be a problem if joydev doesn't consider the + * device as a joystick then. + */ + if (field->application == HID_GD_SYSTEM_CONTROL) + goto ignore; + if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ switch (usage->hid) { case HID_GD_UP: usage->hat_dir = 1; break; |