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embassy-usb-dfu: Reset immediately if WILL_DETACH is set

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This is necessary to support the windows WinUSB driver which is not
capable of generating the USB reset.
This commit is contained in:
Matthew Tran 2025-05-08 00:12:00 -05:00
parent d35df5cfba
commit 5c0a63a0dd
1 changed files with 6 additions and 1 deletions
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7
embassy-usb-dfu/src/application.rs
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@ -81,10 +81,15 @@ impl<MARK: DfuMarker, RST: Reset> Handler for Control<MARK, RST> {
match Request::try_from(req.request) { match Request::try_from(req.request) {
Ok(Request::Detach) => { Ok(Request::Detach) => {
trace!("Received DETACH, awaiting USB reset");
self.detach_start = Some(Instant::now()); self.detach_start = Some(Instant::now());
self.timeout = Some(Duration::from_millis(req.value as u64)); self.timeout = Some(Duration::from_millis(req.value as u64));
self.state = State::AppDetach; self.state = State::AppDetach;
if self.attrs.contains(DfuAttributes::WILL_DETACH) {
trace!("Received DETACH, performing reset");
self.reset();
} else {
trace!("Received DETACH, awaiting USB reset");
}
Some(OutResponse::Accepted) Some(OutResponse::Accepted)
} }
_ => None, _ => None,