[GTK][WPE] Show DRM device and render node files when available in we…

…bkit://gpu https://bugs.webkit.org/show_bug.cgi?id=255445 Reviewed by Adrian Perez de Castro. * Source/WebKit/UIProcess/API/glib/WebKitProtocolHandler.cpp: (WebKit::WebKitProtocolHandler::handleGPU): Canonical link: https://commits.webkit.org/262958@main
WebKit · Apr 14, 2023 · b835f52 · b835f52
1 parent 7cc28df
commit b835f52
Showing 1 changed file with 21 additions and 1 deletion.
diff --git a/Source/WebKit/UIProcess/API/glib/WebKitProtocolHandler.cpp b/Source/WebKit/UIProcess/API/glib/WebKitProtocolHandler.cpp
@@ -58,6 +58,9 @@
 
 #if USE(GBM)
 #include "AcceleratedBackingStoreDMABuf.h"
+#ifndef EGL_DRM_RENDER_NODE_FILE_EXT
+#define EGL_DRM_RENDER_NODE_FILE_EXT 0x3377
+#endif
 #endif
 
 #if PLATFORM(X11)
@@ -278,6 +281,24 @@ void WebKitProtocolHandler::handleGPU(WebKitURISchemeRequest* request)
     addTableRow(hardwareAccelerationObject, "GL_VERSION"_s, makeString(reinterpret_cast<const char*>(glGetString(GL_VERSION))));
     addTableRow(hardwareAccelerationObject, "GL_SHADING_LANGUAGE_VERSION"_s, makeString(reinterpret_cast<const char*>(glGetString(GL_SHADING_LANGUAGE_VERSION))));
 
+    auto eglDisplay = PlatformDisplay::sharedDisplay().eglDisplay();
+#if USE(GBM)
+    if (GLContext::isExtensionSupported(eglQueryString(nullptr, EGL_EXTENSIONS), "EGL_EXT_device_query")) {
+        EGLDeviceEXT eglDevice;
+        if (eglQueryDisplayAttribEXT(eglDisplay, EGL_DEVICE_EXT, reinterpret_cast<EGLAttrib*>(&eglDevice))) {
+            const char* deviceExtensions = eglQueryDeviceStringEXT(eglDevice, EGL_EXTENSIONS);
+            if (GLContext::isExtensionSupported(deviceExtensions, "EGL_EXT_device_drm")) {
+                if (const char* deviceFile = eglQueryDeviceStringEXT(eglDevice, EGL_DRM_DEVICE_FILE_EXT))
+                    addTableRow(hardwareAccelerationObject, "DRM Device"_s, makeString(deviceFile));
+            }
+            if (GLContext::isExtensionSupported(deviceExtensions, "EGL_EXT_device_drm_render_node")) {
+                if (const char* renderNode = eglQueryDeviceStringEXT(eglDevice, EGL_DRM_RENDER_NODE_FILE_EXT))
+                    addTableRow(hardwareAccelerationObject, "DRM Render Node"_s, makeString(renderNode));
+            }
+        }
+    }
+#endif
+
 #if USE(OPENGL_ES)
     addTableRow(hardwareAccelerationObject, "GL_EXTENSIONS"_s, makeString(reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS))));
 #else
@@ -292,7 +313,6 @@ void WebKitProtocolHandler::handleGPU(WebKitURISchemeRequest* request)
     addTableRow(hardwareAccelerationObject, "GL_EXTENSIONS"_s, extensionsBuilder.toString());
 #endif
 
-    auto eglDisplay = PlatformDisplay::sharedDisplay().eglDisplay();
     addTableRow(hardwareAccelerationObject, "EGL_VERSION"_s, makeString(eglQueryString(eglDisplay, EGL_VERSION)));
     addTableRow(hardwareAccelerationObject, "EGL_VENDOR"_s, makeString(eglQueryString(eglDisplay, EGL_VENDOR)));
     addTableRow(hardwareAccelerationObject, "EGL_EXTENSIONS"_s, makeString(eglQueryString(nullptr, EGL_EXTENSIONS), ' ', eglQueryString(eglDisplay, EGL_EXTENSIONS)));