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drm: handle mismatched formats in commit

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This commit is contained in:
Vaxry 2024-07-11 12:19:41 +02:00
parent 965f429b29
commit d92d55d454
1 changed files with 16 additions and 2 deletions
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18
src/backend/drm/DRM.cpp
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@ -1345,6 +1345,20 @@ bool Aquamarine::CDRMOutput::commitState(bool onlyTest) {
data.mainFB = drmFB;
}
// sometimes, our consumer could f up the swapchain format and change it without the state changing
bool formatMismatch = false;
if (data.mainFB) {
if (const auto params = data.mainFB->buffer->dmabuf(); params.success && params.format != STATE.drmFormat) {
// formats mismatch. Update the state format and roll with it
backend->backend->log(AQ_LOG_WARNING,
std::format("drm: Formats mismatch in commit, buffer is {} but output is set to {}. Modesetting to {}", fourccToName(params.format),
fourccToName(STATE.drmFormat), fourccToName(params.format)));
state->setFormat(params.format);
formatMismatch = true;
flags &= ~DRM_MODE_PAGE_FLIP_ASYNC; // we cannot modeset with async pf
}
}
if (connector->crtc->pendingCursor)
data.cursorFB = connector->crtc->pendingCursor;
else
@ -1361,8 +1375,8 @@ bool Aquamarine::CDRMOutput::commitState(bool onlyTest) {
}
}
data.blocking = BLOCKING;
data.modeset = NEEDS_RECONFIG || lastCommitNoBuffer;
data.blocking = BLOCKING || formatMismatch;
data.modeset = NEEDS_RECONFIG || lastCommitNoBuffer || formatMismatch;
data.flags = flags;
data.test = onlyTest;
if (MODE->modeInfo.has_value())