Commit Graph

14 Commits

Author SHA1 Message Date
Geoffrey McRae
4c53f5b9f8 [client] clipboard: add transport provider interface
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Route clipboard exchange through a provider interface. Connected
transports take priority while SPICE remains the fallback.

Track asynchronous X11 and Wayland transfers by request, preserving
clipboard ownership across provider changes.

Use PureSpice clipboard status notifications for capability and
lifecycle updates.
2026-08-09 20:10:46 +10:00
Geoffrey McRae
0da4bfa8dd [client] audio: add transport provider interface
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Route audio through a provider interface. Connected transports take
priority while SPICE remains the fallback.

Carry explicit sample formats, rates, channel layouts, and source clocks
through playback and recording. Add optional presentation clock feedback
for active synchronization.
2026-08-09 17:57:09 +10:00
Geoffrey McRae
27a938e741 [client] input: send reports over LGMP
Use the LGMP input queue when the host advertises transport input,
while preserving SPICE fallback through the existing input abstraction.

Claim input lazily, publish ordered full-state keyboard and mouse
reports without blocking rendering, and keep the owner lease alive.
Reserve queue capacity for discrete transitions, coalesce only motion
under pressure, and release ownership safely during idle and disconnect.

Keep the Linux-to-HID map in the client and update LGMP to the
nonblocking data-send API required by the input worker.
2026-08-09 01:03:41 +10:00
Geoffrey McRae
f495e5b7ba [client] input: abstract guest input backends
Introduce LG_InputOps and route keyboard and mouse input through the
active video transport when it provides an input backend.

Keep SPICE as the fallback and force it while the SPICE display is
active. Add atomic shared/exclusive locking for safe backend changes.
2026-08-08 21:23:32 +10:00
Geoffrey McRae
0b744d2286 [common] kvmfr: report cadence hold and lead timing 2026-08-06 18:04:10 +10:00
Geoffrey McRae
515f4ba06f [client/host/idd/obs] scheduler: validate phase feedback
Bump KVMFR to version 28 and attach generation, epoch, and deadline
identities to cadence deliveries and their timing records.

Accept phase corrections only for the exact completed publication. Keep
VM and client clocks independent by exchanging relative phase errors.

Make submission, completion, and work-estimate accounting best effort
so scheduler state cannot delay GPU submission or frame publication.
2026-08-06 18:02:08 +10:00
Geoffrey McRae
05f3b39b43 [client] egl: snapshot DMA frames before release
Copy imported IVSHMEM frames into renderer-owned textures before
acknowledging their LGMP messages. Hold each lease until its copy fence
signals, and protect selected snapshots until rendering completes.

Track independent delivery lanes, drain acknowledgements on the frame
thread, and recover stale queue subscriptions after host timeouts.
2026-08-06 18:02:08 +10:00
Geoffrey McRae
c7ed04412e [client/idd/obs] scheduler: isolate timing owner delivery 2026-08-05 15:45:30 +10:00
Geoffrey McRae
5626cfa55b [common] add frame scheduling protocol 2026-08-04 13:49:07 +10:00
Geoffrey McRae
fbe08d00ce [client] expose EGL stages in frame latency
Correlate received frames with the texture update actually consumed by
the renderer and retain damage until its token becomes renderable.

Split client latency into dispatch, import, queue, preparation, setup,
effects, desktop, composition, and swap stages in FRAME LATENCY.
Exclude diagnostic overlay work from composition and preserve client
wait time when producer timing is unavailable.

Publish joined samples through a bounded token queue, avoid sleeping
while producer timing is finalized, and correct Wayland photon units.
2026-08-03 23:53:33 +10:00
Geoffrey McRae
24be0a8869 [host] measure ready time at framebuffer publication
Exclude command queue reset and cleanup from the ready stage, and keep
the wall-clock residual only as the legacy timing fallback.
2026-08-03 23:53:33 +10:00
Geoffrey McRae
7533c855c2 [client/host/idd/lgmp] add additional timing metrics 2026-08-03 23:53:33 +10:00
Geoffrey McRae
9417a71264 [client] lgmp: fix timeout due to improper handling of pause/resume 2026-07-31 12:57:09 +10:00
Geoffrey McRae
36b33033a1 [client] transport: introduce pluggable frame transports
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Move shared-memory ownership, LGMP session handling, queue access, and
DMA setup behind a transport interface. The LGMP backend preserves the
existing zero-copy frame and DMA paths while owning its lgmp:* options.

Expose the initialized EGL context through a versioned renderer interop
record for future accelerated decode backends. Add an LGMP-independent,
deterministic test transport for graphics-pipeline validation.
2026-07-29 13:36:49 +10:00