On Sat, 11 Jun 2022, José Expósito wrote: > Hello everyone, > > This patchset adds support for the UGEE XP-PEN Deco L tablet. > This device belongs to a family of tablets that must receive a chunk of > magic data in order to be enabled (named UGEE v2 internally). > > Once the device is enabled, its parameters can be discovered by parsing > a report descriptor. HUION v1 tablets have a similar report descriptor > but, in the case of UGEE v2 tablets, the number of buttons are also > discoverable [1]. > > The ability to discover the number of buttons is the reason for the > first 3 patches. They enable frame templates. > Because I lack the hardware to fully test this driver, I added some > KUnit tests to make sure no bugs are introduced. > I didn't see any other test in the subsystem (and I doubt I'm the first > person writing one) so please let me know if I need to move the test to > a different place. > > The last patch enables the tablet. > > Best wishes, > José Expósito > > [1] I don't own a HUION v1 device, so I'm not sure if the information > about the number of buttons is also present and it is not used in > the driver for some reason. > [2] https://lore.kernel.org/linux-input/20220516112159.GA74406@elementary/T/#t > > --- > > v1 - https://lore.kernel.org/linux-input/20220518224702.1409327-1-jose.exposito89@xxxxxxxxx/ > > v2 - https://lore.kernel.org/linux-input/20220518224702.1409327-1-jose.exposito89@xxxxxxxxx/T/ > > - Add MODULE_DESCRIPTION/LICENSE/AUTHOR to hid-uclogic-rdesc-test.c > - Remove unused variable in uclogic_params_ugee_v2_init > - Add sparse __force anotation in the result of cpu_to_le16 > - Add DISABLE_STRUCTLEAK_PLUGIN for KUnit tests > > v3 - https://lore.kernel.org/linux-input/nycvar.YFH.7.76.2206081150060.10851@xxxxxxxxxxxxx/T/ > > - Improve Kconfig message > - Add .kunitconfig. Thanks to Daniel Latypov for suggesting it in an > unrelated patch: > https://lore.kernel.org/dri-devel/CAGS_qxpV2SsihEdgXZ6+7N0dxLmdRANq+qE4iUZ2aNrf6vuLYg@xxxxxxxxxxxxxx/ > > v4: > > - Group all the test of the subsystem under HID_KUNIT_TEST: > HID_UCLOGIC_KUNIT_TEST -> HID_KUNIT_TEST > - Remove DISABLE_STRUCTLEAK_PLUGIN: > https://lore.kernel.org/dri-devel/CAGS_qxpFO4ixW=08ZcdcD9J1kU=B3mwoBJkPW8AKu0sKs8aKfA@xxxxxxxxxxxxxx/ > Now in hid.git#for-5.20/uclogic. Thanks, -- Jiri Kosina SUSE Labs
