diff options
Diffstat (limited to 'src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp')
-rw-r--r-- | src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp index 2034632fb3..16dbfe1522 100644 --- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp +++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp @@ -155,20 +155,33 @@ gbm_surface *QEglFSKmsGbmScreen::createSurface(EGLConfig eglConfig) qCDebug(qLcEglfsKmsDebug, "Creating gbm_surface for screen %s", qPrintable(name())); const auto gbmDevice = static_cast<QEglFSKmsGbmDevice *>(device())->gbmDevice(); - EGLint native_format = -1; - EGLBoolean success = eglGetConfigAttrib(display(), eglConfig, EGL_NATIVE_VISUAL_ID, &native_format); - qCDebug(qLcEglfsKmsDebug) << "Got native format" << Qt::hex << native_format << Qt::dec << "from eglGetConfigAttrib() with return code" << bool(success); - - if (success) - m_gbm_surface = gbm_surface_create(gbmDevice, - rawGeometry().width(), - rawGeometry().height(), - native_format, - GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING); + // If there was no format override given in the config file, + // query the native (here, gbm) format from the EGL config. + const bool queryFromEgl = !m_output.drm_format_requested_by_user; + if (queryFromEgl) { + EGLint native_format = -1; + EGLBoolean success = eglGetConfigAttrib(display(), eglConfig, EGL_NATIVE_VISUAL_ID, &native_format); + qCDebug(qLcEglfsKmsDebug) << "Got native format" << Qt::hex << native_format << Qt::dec + << "from eglGetConfigAttrib() with return code" << bool(success); + + if (success) { + m_gbm_surface = gbm_surface_create(gbmDevice, + rawGeometry().width(), + rawGeometry().height(), + native_format, + GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING); + if (m_gbm_surface) + m_output.drm_format = gbmFormatToDrmFormat(native_format); + } + } - if (!m_gbm_surface) { // fallback for older drivers + // Fallback for older drivers, and when "format" is explicitly specified + // in the output config. (not guaranteed that the requested format works + // of course, but do what we are told to) + if (!m_gbm_surface) { uint32_t gbmFormat = drmFormatToGbmFormat(m_output.drm_format); - qCDebug(qLcEglfsKmsDebug, "Could not create surface with EGL_NATIVE_VISUAL_ID, falling back to format %x", gbmFormat); + if (queryFromEgl) + qCDebug(qLcEglfsKmsDebug, "Could not create surface with EGL_NATIVE_VISUAL_ID, falling back to format %x", gbmFormat); m_gbm_surface = gbm_surface_create(gbmDevice, rawGeometry().width(), rawGeometry().height(), |