Hi David/Jiri, On Wed, Apr 4, 2012 at 7:59 PM, Joao Paulo Rechi Vita <jprvita@xxxxxxxxxxxxx> wrote: > On Tue, Apr 3, 2012 at 7:14 PM, Jiri Kosina <jkosina@xxxxxxx> wrote: >> On Tue, 3 Apr 2012, Joao Paulo Rechi Vita wrote: >> >>> >> This is the second revision of the UHID driver. It basically allows to register >>> >> hid_ll_drivers in user-space. This is needed to implement Bluetooth HoG (HID >>> >> over GATT) as discussed earlier. >>> >> >>> > >>> > We have a first prototype implementation of the HoG plugin working >>> > with the uhid driver \o/ >>> > >>> >>> I'm having problems with modifiers keys (they don't work). The USB-HID >>> spec says that for each modifier key pressed a bit have to be set on >>> the modifiers byte (byte 2) of the report array. Dumping the data both >>> on the HoG plugin on bluetoothd and through hidraw for the created HID >>> device shows that these bits are being set correctly. >>> >>> Any idea of what could be wrong or additional checks that can be performed? >> >> So hidraw shows the respective bits set properly, but they are not coming >> out of /dev/input/eventX, right? >> > > Exactly. > >> How about /syse/kernel/debug/hid/<device>/events, does it show the events? >> > > Thanks for the help, but it wasn't needed. The problem was actually on > the userspace HoG->HID parsing, we're adding an additional 0x00 byte > to the beginning of the array. Now modifiers works! > > -- > João Paulo Rechi Vita > Openbossa Labs - INdT The basic features are now working, we have tested HoG keyboard and mouse. The major features missing related to HID are output/feature reports, and suspend. My HID knowledge is quite limited but it seems that output reports are not working on uhid, at least I didn't see events from the host. Even for USB keyboard it doesn't work, do you have any pointers? BR, Claudio -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
