Re: [PATCH] HID: quirks: Add ALWAYS_POLL quirk for Beitong BTP-KP20D dongle

Jiri Kosina <[email protected]> Mon, 3 Aug 2026 21:16:46 +0200 (CEST)
Newsgroups org.kernel.vger.linux-input,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
On Mon, 3 Aug 2026, Aaron Ma wrote:

> The BTP-KP20D dongle in Direct/HID mode (20dd:5159) re-enumerates every
> few seconds because usbhid never submits its interrupt-IN URB: no HID
> driver binds to the vendor-specific report descriptor, so the device is
> never opened, and the firmware treats the idle endpoint as a lost link.
> 
> Add HID_QUIRK_ALWAYS_POLL to keep the interrupt-IN URB submitted from
> probe time.

Applied, thanks.

-- 
Jiri Kosina
SUSE Labs