From f7a3f1ddf49a2471fd92ee92faea61880285b2d5 Mon Sep 17 00:00:00 2001
From: Liam <byteslice@airmail.cc>
Date: Sun, 1 Jan 2023 18:34:38 -0500
Subject: externals: add adrenotools for bcenabler

---
 src/video_core/CMakeLists.txt                  |  4 ++++
 src/video_core/vulkan_common/vulkan_device.cpp | 30 ++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

(limited to 'src')

diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 027259f57..05aa5cfe2 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -345,3 +345,7 @@ endif()
 if (YUZU_ENABLE_LTO)
   set_property(TARGET video_core PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
 endif()
+
+if (ANDROID)
+    target_link_libraries(video_core PRIVATE adrenotools)
+endif()
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 9ab8e46a1..8847c6aa3 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -18,6 +18,10 @@
 #include "video_core/vulkan_common/vulkan_device.h"
 #include "video_core/vulkan_common/vulkan_wrapper.h"
 
+#ifdef ANDROID
+#include <adrenotools/bcenabler.h>
+#endif
+
 namespace Vulkan {
 using namespace Common::Literals;
 namespace {
@@ -356,6 +360,32 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
     CollectPhysicalMemoryInfo();
     CollectToolingInfo();
 
+#ifdef ANDROID
+    if (is_adreno) {
+        LOG_WARNING(Render_Vulkan, "Adreno drivers have broken VK_EXT_extended_dynamic_state");
+        extensions.extended_dynamic_state = false;
+        loaded_extensions.erase(VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME);
+
+        // Patch the driver to enable BCn textures.
+        const auto major = (properties.properties.driverVersion >> 24) << 2;
+        const auto minor = (properties.properties.driverVersion >> 12) & 0xFFFU;
+        const auto vendor = properties.properties.vendorID;
+        const auto patch_status = adrenotools_get_bcn_type(major, minor, vendor);
+
+        if (patch_status == ADRENOTOOLS_BCN_PATCH) {
+            LOG_INFO(Render_Vulkan, "Patching Adreno driver to support BCn texture formats");
+            if (!adrenotools_patch_bcn(
+                    reinterpret_cast<void*>(dld.vkGetPhysicalDeviceFormatProperties))) {
+                LOG_ERROR(Render_Vulkan, "Patch failed! Driver code may now crash");
+            }
+        } else if (patch_status == ADRENOTOOLS_BCN_BLOB) {
+            LOG_INFO(Render_Vulkan, "Adreno driver supports BCn textures without patches");
+        } else {
+            LOG_WARNING(Render_Vulkan, "Adreno driver can't be patched to enable BCn textures");
+        }
+    }
+#endif // ANDROID
+
     if (is_nvidia) {
         const u32 nv_major_version = (properties.properties.driverVersion >> 22) & 0x3ff;
         const auto arch = GetNvidiaArchitecture(physical, supported_extensions);
-- 
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