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drm: only scan connected connectors (#155)

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only scan connected connectors when deciding which gpu to become primary
mux switched laptops still have connectors for internal panel but not
connected.
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Tom Englund 2025-03-04 14:58:38 +01:00 • committed by GitHub
parent 7b5db3d8a2
commit b236a43699
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1 changed files with 1 additions and 1 deletions
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2
src/backend/drm/DRM.cpp
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@ -76,7 +76,7 @@ static int gpuNumBuiltinPanels(const SP<CSessionDevice> gpu) {
int num = 0;
for (int i = 0; i < resources->count_connectors; ++i) {
auto drmConn = drmModeGetConnector(gpu->fd, resources->connectors[i]);
if (!drmConn)
if (!drmConn || drmConn->connection != DRM_MODE_CONNECTED)
continue;
if (drmConn->connector_type == DRM_MODE_CONNECTOR_LVDS || drmConn->connector_type == DRM_MODE_CONNECTOR_eDP || drmConn->connector_type == DRM_MODE_CONNECTOR_DSI)