From 0dc40318d0d60f04df91c7347221864fee118477 Mon Sep 17 00:00:00 2001
From: Mykola Grymalyuk <48863253+khronokernel@users.noreply.github.com>
Date: Fri, 18 Jun 2021 13:08:19 -0600
Subject: [PATCH] Set CMIO_Unit_Input_ASC.DoNotUseOpenCL

---
 CHANGELOG.md          | 1 +
 Resources/SysPatch.py | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1fa476f8f..d4f974beb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
   - Reduces binary sizes depending on OS
   - Deprecates Apple-Binaries-OCLP
 - Fix full screen and Airplay to Mac support for Intel HD4000 iGPUs
+- Automatically set `CMIO_Unit_Input_ASC.DoNotUseOpenCL` on TeraScale 2 GPUs
 
 ## 0.1.9
 - Fix incorrect AMFI and SIP detection
diff --git a/Resources/SysPatch.py b/Resources/SysPatch.py
index c7d028e44..3d5c1ee71 100644
--- a/Resources/SysPatch.py
+++ b/Resources/SysPatch.py
@@ -218,6 +218,8 @@ class PatchSysVolume:
         self.elevated(["ditto", self.constants.payload_apple_frameworks_path_accel_ts2, self.mount_frameworks], stdout=subprocess.PIPE).stdout.decode().strip().encode()
         print("- Merging TeraScale 2 PrivateFrameworks")
         self.elevated(["ditto", self.constants.payload_apple_private_frameworks_path_accel_ts2, self.mount_private_frameworks], stdout=subprocess.PIPE).stdout.decode().strip().encode()
+        print("- Fixing Acceleration in CMIO")
+        self.elevated(["defaults", "write", "com.apple.cmio", "CMIO_Unit_Input_ASC.DoNotUseOpenCL", "-bool", "true"], stdout=subprocess.PIPE).stdout.decode().strip().encode()
 
     def patch_root_vol(self):
         print(f"- Running patches for {self.model}")