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backends/drm: only accept xrgb with legacy

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xrgb is effectively universally supported, other formats may not be.
In order to make sure things work everywhere, assume only xrgb is supported.
This commit is contained in:
Xaver Hugl 2022-01-25 21:19:27 +01:00
parent 83275c3f31
commit 216d0d6c45
2 changed files with 2 additions and 4 deletions
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3
src/backends/drm/drm_object_plane.cpp
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@ -103,9 +103,8 @@ bool DrmPlane::init()
}
}
if (m_supportedFormats.isEmpty()) {
qCWarning(KWIN_DRM) << "Driver doesn't advertise any formats for this plane. Falling back to XRGB8888 and ARGB8888 without modifiers";
qCWarning(KWIN_DRM) << "Driver doesn't advertise any formats for this plane. Falling back to XRGB8888 without explicit modifiers";
m_supportedFormats.insert(DRM_FORMAT_XRGB8888, {});
m_supportedFormats.insert(DRM_FORMAT_ARGB8888, {});
}
}
return success;

3
src/backends/drm/drm_pipeline.cpp
View file

@ -458,8 +458,7 @@ DrmOutput *DrmPipeline::output() const
}
static const QMap<uint32_t, QVector<uint64_t>> legacyFormats = {
{DRM_FORMAT_XRGB8888, {}},
{DRM_FORMAT_ARGB8888, {}}
{DRM_FORMAT_XRGB8888, {}}
};
bool DrmPipeline::isFormatSupported(uint32_t drmFormat) const