Tile Compression

gpu/command_buffer/service/gpu_switches.cc

Index: gpu/command_buffer/service/gpu_switches.cc
diff --git a/gpu/command_buffer/service/gpu_switches.cc b/gpu/command_buffer/service/gpu_switches.cc
index 7298140cfbcb152d23533abcdc5ac8c6e6d8b480..1c27484acb18679bf328cf1f3b24575ca5884330 100644
--- a/gpu/command_buffer/service/gpu_switches.cc
+++ b/gpu/command_buffer/service/gpu_switches.cc
@@ -68,6 +68,17 @@ const char kEnableThreadedTextureMailboxes[] =
 // Enable OpenGL ES 3 APIs without proper service side validation.
 const char kEnableUnsafeES3APIs[] = "enable-unsafe-es3-apis";
 
+// The asynchronous EGL upload path is limited to FBO/surface compatible formats
+// (currently RGBA_8888). Disable this path to support for example compressed
+// texture uploads.
+const char kDisableAsyncEGLUploadsIfCompressed[] =
+    "disable-async-egl-uploads-if-compressed";
+
+// Enable dynamic switching between EGL upload path and Idle upload path
+// depending on if the uploaded texture is compressed or not.
+const char kEnableAsyncPixelTransferManagerCompressed[] =
+    "enable-async-pixel-transfer-manager-compressed";
+
 const char* kGpuSwitches[] = {
   kCompileShaderAlwaysSucceeds,
   kDisableGLErrorLimit,
@@ -86,6 +97,8 @@ const char* kGpuSwitches[] = {
   kEnableShareGroupAsyncTextureUpload,
   kEnableUnsafeES3APIs,
   kEnableSubscribeUniformExtension,
+  kDisableAsyncEGLUploadsIfCompressed,
+  kEnableAsyncPixelTransferManagerCompressed,
 };
 
 const int kNumGpuSwitches = arraysize(kGpuSwitches);