Re: [PATCH v7 0/2] HID: add initial support for Goodix HID-over-SPI touchscreen
From: Jiri Kosina
Date: Mon Aug 19 2024 - 15:17:09 EST
On Wed, 14 Aug 2024, Charles Wang wrote:
> This patch introduces a new driver to support the Goodix GT7986U
> touch controller. This device is not compatible with Microsoft's
> HID-over-SPI protocol and therefore needs to implement its own
> flavor. The data reported is packaged according to the HID
> protocol but uses SPI for communication to improve speed. This
> enables the device to transmit not only coordinate data but also
> corresponding raw data that can be accessed by user-space programs
> through the hidraw interface. The raw data can be utilized for
> functions like palm rejection, thereby improving the touch experience.
>
> Key features:
> - Device connection confirmation and initialization
> - IRQ-based event reporting to the input subsystem
> - Support for HIDRAW operations (GET_REPORT and SET_REPORT)
>
> Signed-off-by: Charles Wang <charles.goodix@xxxxxxxxx>
Now queued in hid.git#for-6.12/goodix-spi. Thanks,
--
Jiri Kosina
SUSE Labs