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check for EGL_KHR_platform_gbm extension as well

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Summary:
some drivers, like Mali have EGL_KHR_platform_gbm
but not EGL_MESA_platform_gbm

Test Plan: pending a test on rock64 board

Reviewers: #kwin, #plasma, davidedmundson, graesslin

Reviewed By: #kwin, #plasma, graesslin

Subscribers: graesslin, garg, davidedmundson, plasma-devel, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D10346
This commit is contained in:
Marco Martin 2018-02-15 11:41:10 +01:00
parent 627b11ce49
commit 8a2b9a014f
2 changed files with 15 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
plugins/platforms/drm/egl_gbm_backend.cpp
View file

@ -90,9 +90,13 @@ bool EglGbmBackend::initializeEgl()
// Use eglGetPlatformDisplayEXT() to get the display pointer
// if the implementation supports it.
if (display == EGL_NO_DISPLAY) {
const bool hasMesaGBM = hasClientExtension(QByteArrayLiteral("EGL_MESA_platform_gbm"));
const bool hasKHRGBM = hasClientExtension(QByteArrayLiteral("EGL_KHR_platform_gbm"));
const GLenum platform = hasMesaGBM ? EGL_PLATFORM_GBM_MESA : EGL_PLATFORM_GBM_KHR;
if (!hasClientExtension(QByteArrayLiteral("EGL_EXT_platform_base")) ||
!hasClientExtension(QByteArrayLiteral("EGL_MESA_platform_gbm"))) {
setFailed("EGL_EXT_platform_base and/or EGL_MESA_platform_gbm missing");
(!hasMesaGBM && !hasKHRGBM)) {
setFailed("missing one or more extensions between EGL_EXT_platform_base, EGL_MESA_platform_gbm, EGL_KHR_platform_gbm");
return false;
}
@ -103,7 +107,7 @@ bool EglGbmBackend::initializeEgl()
}
m_backend->setGbmDevice(device);
display = eglGetPlatformDisplayEXT(EGL_PLATFORM_GBM_MESA, device, nullptr);
display = eglGetPlatformDisplayEXT(platform, device, nullptr);
}
if (display == EGL_NO_DISPLAY)

12
plugins/platforms/virtual/egl_gbm_backend.cpp
View file

@ -99,22 +99,26 @@ bool EglGbmBackend::initializeEgl()
// Use eglGetPlatformDisplayEXT() to get the display pointer
// if the implementation supports it.
if (display == EGL_NO_DISPLAY) {
const bool hasMesaGBM = hasClientExtension(QByteArrayLiteral("EGL_MESA_platform_gbm"));
const bool hasKHRGBM = hasClientExtension(QByteArrayLiteral("EGL_KHR_platform_gbm"));
const GLenum platform = hasMesaGBM ? EGL_PLATFORM_GBM_MESA : EGL_PLATFORM_GBM_KHR;
if (!hasClientExtension(QByteArrayLiteral("EGL_EXT_platform_base")) ||
!hasClientExtension(QByteArrayLiteral("EGL_MESA_platform_gbm"))) {
setFailed("EGL_EXT_platform_base and/or EGL_MESA_platform_gbm missing");
(!hasMesaGBM && !hasKHRGBM)) {
setFailed("missing one or more extensions between EGL_EXT_platform_base, EGL_MESA_platform_gbm, EGL_KHR_platform_gbm");
return false;
}
#if HAVE_GBM
initGbmDevice();
if (auto device = m_backend->gbmDevice()) {
display = eglGetPlatformDisplayEXT(EGL_PLATFORM_GBM_MESA, device, nullptr);
display = eglGetPlatformDisplayEXT(platform, device, nullptr);
}
#endif
if (display == EGL_NO_DISPLAY) {
qCWarning(KWIN_VIRTUAL) << "Failed to create EGLDisplay through GBM device, trying with default device";
display = eglGetPlatformDisplay(EGL_PLATFORM_GBM_MESA, EGL_DEFAULT_DISPLAY, nullptr);
display = eglGetPlatformDisplayEXT(platform, EGL_DEFAULT_DISPLAY, nullptr);
}
}