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> On Wed,, Frank Yang wrote: > The Varmilo VA104M Keyboard (04b4:07b1, reported as Varmilo Z104M) > exposes media control hotkeys as a USB HID consumer control device, > but these keys do not work in the current (5.8-rc1) kernel due to > the incorrect HID report descriptor. Rather extend hid-cypress.c with this quirk, please?įrank Yang Aug. 'officially' assigned to cypress), can we avoid creating extra driver, and Given the fact that the device presents itself with CYPRESS VID (0x04b4, This suggests that > Windows either ignores the Logical Minimum/Logical Maximum or > interprets the Usage ID assignment differently from the linux > implementation Maybe there are other devices out there that only > works on Windows due to this problem? > Signed-off-by: Frank Yang > - > drivers/hid/Kconfig | 6 ++++ > drivers/hid/Makefile | 1 + > drivers/hid/hid-ids.h | 2 ++ > drivers/hid/hid-varmilo.c | 58 +++++++++++++++++++++++++++++++++++++++
#VIEWSONIC DRIVERS WINDOWS 7 UNSIGNED DRIVER#
> * The device works out-of-the-box on Windows platform with the generic > consumer control device driver (hidserv.inf).
#VIEWSONIC DRIVERS WINDOWS 7 UNSIGNED PATCH#
This > patch specifically targets 04b4:07b1 variant. > Some notes: > * There seem to be multiple variants of the VA104M keyboard. > By setting the Logical Minimum to zero, we align the logical boundary > with the Usage ID boundary. This results in an > incorrect interpretation of input reports, causing inputs to be ignored. > More specifically, the keyboard report descriptor specifies the > logical boundary as 572~10754 (0x023c ~ 0x2a02) while the usage > boundary is specified as 0~10754 (0x00 ~ 0x2a02). Fix the problem by modifying > the internal HID report descriptor. > The Varmilo VA104M Keyboard (04b4:07b1, reported as Varmilo Z104M) > exposes media control hotkeys as a USB HID consumer control device, > but these keys do not work in the current (5.8-rc1) kernel due to > the incorrect HID report descriptor. Interprets the Usage ID assignment differently from the linux Windows either ignores the Logical Minimum/Logical Maximum or * The device works out-of-the-box on Windows platform with the genericĬonsumer control device driver (hidserv.inf). Patch specifically targets 04b4:07b1 variant. * There seem to be multiple variants of the VA104M keyboard. Incorrect interpretation of input reports, causing inputs to be ignored.īy setting the Logical Minimum to zero, we align the logical boundary More specifically, the keyboard report descriptor specifies the The Varmilo VA104M Keyboard (04b4:07b1, reported as Varmilo Z104M)Įxposes media control hotkeys as a USB HID consumer control device,īut these keys do not work in the current (5.8-rc1) kernel due to X-Mailing-List: Support Varmilo Keyboards' media hotkeys Subject: HID: Support Varmilo Keyboards' media hotkeys Received: from frank-MS-7C02.skbroadband () X-Gm-Message-State: AOAM533XJx8nzBTwdhmTvdN+40W0DXio4tQo5edB9aAEhImC059axUWRĪBdhPJzxPlWbh+gIkECjz8sCpCiurQyMzTQfc4bsFZj+t1wJ3Tv41ehZyEKEu2hTcSX+m86YvVLtQw= I7hXsFNWuccfidovunX6/moavZh9PzzM+tfHD9iN6EvGvmlnx0hX6IabUtFB7cHujZZo RUuMR376T5D32YUC/LkxWUnsBywIAT6Yac/yvJJklBDp45cUUC+204xGpCxihT3ihPOZ UbyDluBTashKIUwsvwIZ9DgPhl02DLn2WshCZ/F9IvMuyxJzn/76AWXQWlcMrnzXaYNwĥH2LMGHxB/g0XjwiZ7XNLTDivplSHnaVuRWOUeQycnqIEP7FbrGVHhgynb+nyZMXBnZZ H=x-gm-message-state:from:to:cc:subject:date:message-id ī=F94D6VOWy2kWMyy2L/pCO6xWeQTDy+bWBEx8yYrQOWQLcltEgzJE96w6Mb/QugDHsd X-Google-DKIM-Signature: v=1 a=rsa-sha256 c=relaxed/relaxed NxH/Loi+18Ed1yw3Jj/D/uDHX1DViTLr/cqtp/uiX86jm9xrP1Rzb3Ggnr4FwvJD9Z3B T5vKdYQ+78GHvD33Tr8Aqdy/USQdTkw3GMKW46ziTXUQ6P08m27OgBxg1mc//hXE6p3Z VPFJ+qQ9RPzsRZDkeUUhlzAjwR9RVKWJXOdUx7KMEBcOBwlJhb2Y7yKsFhOxM+Es86J5 HltSSm/S8iT+hr+FmqjgAOe+kWXYKjkPygZnD7vVs3oyK0dNfrrFsqmcmAys4z+ZzyKc Received: by mail-pl1-圆42. with SMTP id w17so11813250ply.11ĭKIM-Signature: v=1 a=rsa-sha256 c=relaxed/relaxed īh=Qt6jGzvm3GC6CjwiV6wln+Xb/8pwnGX0O0vF6jd8ZYE= ī=edOIVKNoH1ieGoyMgT/td7yTvHZMZPVwh7pEjBKEyFNlcy8Lg7aqUNo8z14D/Oo3y2 Received: from ( )īy (Postfix) with ESMTP id D5E7A22D72ĭkim=pass (2048-bit key) header.d= by via listexpand Received: from (īy (Postfix) with ESMTP id F2790138A