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uvc: queue buffers for SET_CUR

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This commit is contained in:
Brad Stein 2026-01-06 05:39:03 -03:00
parent 04afb7603f
commit 41cf36a812
1 changed files with 3 additions and 4 deletions
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7
server/src/bin/lesavka-uvc.rs
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@ -317,6 +317,9 @@ fn handle_setup(
if !is_in && req.b_request == UVC_SET_CUR { if !is_in && req.b_request == UVC_SET_CUR {
*pending = Some(PendingRequest { interface, selector }); *pending = Some(PendingRequest { interface, selector });
let len = req.w_length as usize;
let payload = vec![0u8; len.min(UVC_DATA_SIZE)];
let _ = send_response(fd, uvc_send_response, &payload);
return; return;
} }
@ -344,12 +347,10 @@ fn handle_data(
data: UvcRequestData, data: UvcRequestData,
) { ) {
let Some(p) = pending.take() else { let Some(p) = pending.take() else {
let _ = send_response(fd, uvc_send_response, &[]);
return; return;
}; };
if data.length < 0 { if data.length < 0 {
let _ = send_stall(fd, uvc_send_response);
return; return;
} }
@ -366,8 +367,6 @@ fn handle_data(
state.commit = sanitized; state.commit = sanitized;
} }
} }
let _ = send_response(fd, uvc_send_response, &[]);
} }
fn build_in_response( fn build_in_response(