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platforms/drm: Avoid making real commits while searching for output config

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This change limits the brute force output configuration search routine
to test only commits, it's way more efficient than real commits.

CCBUG: 442603
This commit is contained in:
Vlad Zahorodnii 2021-09-27 21:44:59 +03:00 committed by Nate Graham
parent eb1daa0aad
commit 6bbda88ab5
1 changed files with 2 additions and 2 deletions
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4
src/plugins/platforms/drm/drm_gpu.cpp
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@ -425,7 +425,7 @@ bool DrmGpu::commitCombination(const QVector<DrmPipeline *> &pipelines)
pipeline->setup(); pipeline->setup();
} }
if (DrmPipeline::commitPipelines(pipelines, DrmPipeline::CommitMode::Commit)) { if (DrmPipeline::commitPipelines(pipelines, DrmPipeline::CommitMode::Test)) {
return true; return true;
} else { } else {
for (const auto &pipeline : qAsConst(pipelines)) { for (const auto &pipeline : qAsConst(pipelines)) {
@ -519,7 +519,7 @@ static void pageFlipHandler(int fd, unsigned int frame, unsigned int sec, unsign
return; return;
} }
// The static_cast<> here are for a 32-bit environment where // The static_cast<> here are for a 32-bit environment where
// sizeof(time_t) == sizeof(unsigned int) == 4 . Putting @p sec // sizeof(time_t) == sizeof(unsigned int) == 4 . Putting @p sec
// into a time_t cuts off the most-significant bit (after the // into a time_t cuts off the most-significant bit (after the
// year 2038), similarly long can't hold all the bits of an // year 2038), similarly long can't hold all the bits of an