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...han control endpoints. HIDGetItemData() only ever requests feature report IDs, and requesting non-feature report IDs as feature IDs may lead to undesirable results and errors. --- drivers/libhid.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/libhid.c b/drivers/libhid.c index f6ec644..1cec74a 100644 --- a/drivers/libhid.c +++ b/drivers/libhid.c @@ -301,6 +301,13 @@ void HIDDumpTree(hid_dev_handle_t udev, usage_tables_t *utab) continue; } #else + /* Skip non-feature reports, primarily for OpenUPS - but + * as HIDGetItemData() only cares about feature items, + * do i...

Hi, I've been checking out NUT with an OpenUPS board over the last couple of weekends, and have noticed that it doesn't seem to report sensible values. This lead me to investigate usbhid-ups and delve into various issues. As mentioned in a github issue, one of the problems is with the report descriptor - dumping this from the usbhid-ups debug output and picking through it reveals that