Re: [PATCH] Input: change joystick 80 buttons limitation

[Ivan Gorinov]

On 2026-02-09 05:36, Ricardo Esteves wrote:

> Currently linux joystick support is limited to 80 buttons.
> The default value for the max scan code that a key/button can hav
e in the linux kernel is 0x2ff (767), which is equivalent to 80 
keys/buttons.
> The value i propose in the bellow patch is 0x31d (797) which is +30 
> buttons, so a max of 110 keys/buttons.
> Works perfectly with WINWING Orion Throttle Base II + F15EX HANDLE, all 
> 110 buttons are recognized (is the joystick i found to have the biggest 
> amount of buttons so far).

That device will be supported in 6.19, including LED controls. I have 
also posted a patch to enable rumble feedback.
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/hid/hid-winwing.c?h=v6.19