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51 lines
2.5 KiB
C++
51 lines
2.5 KiB
C++
// SPDX-License-Identifier: MPL-2.0
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// Copyright © 2022 Skyline Team and Contributors (https://github.com/skyline-emu/)
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#include <jni.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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#include <vulkan/vulkan_raii.hpp>
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#include <adrenotools/driver.h>
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#include "skyline/common/signal.h"
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#include "skyline/common/utils.h"
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extern "C" JNIEXPORT jobjectArray JNICALL Java_emu_skyline_utils_GpuDriverHelper_00024Companion_getSystemDriverInfo(JNIEnv *env, jobject) {
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auto libvulkanHandle{dlopen("libvulkan.so", RTLD_NOW)};
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vk::raii::Context vkContext{reinterpret_cast<PFN_vkGetInstanceProcAddr>(dlsym(libvulkanHandle, "vkGetInstanceProcAddr"))};
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vk::raii::Instance vkInstance{vkContext, vk::InstanceCreateInfo{}};
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vk::raii::PhysicalDevice physicalDevice{std::move(vk::raii::PhysicalDevices(vkInstance).front())}; // Get the first device as we aren't expecting multiple GPUs
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auto deviceProperties2{physicalDevice.getProperties2<vk::PhysicalDeviceProperties2, vk::PhysicalDeviceDriverProperties>()};
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auto properties{deviceProperties2.get<vk::PhysicalDeviceProperties2>().properties};
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auto driverId{vk::to_string(deviceProperties2.get<vk::PhysicalDeviceDriverProperties>().driverID)};
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auto driverVersion{skyline::util::Format("{}.{}.{}", VK_API_VERSION_MAJOR(properties.driverVersion), VK_API_VERSION_MINOR(properties.driverVersion), VK_API_VERSION_PATCH(properties.driverVersion))};
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auto array = env->NewObjectArray(2, env->FindClass("java/lang/String"), nullptr);
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env->SetObjectArrayElement(array, 0, env->NewStringUTF(driverId.c_str()));
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env->SetObjectArrayElement(array, 1, env->NewStringUTF(driverVersion.c_str()));
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return array;
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}
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static bool CheckKgslPresent() {
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constexpr auto KgslPath{"/dev/kgsl-3d0"};
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return access(KgslPath, F_OK) == 0;
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_emu_skyline_utils_GpuDriverHelper_00024Companion_supportsCustomDriverLoading(JNIEnv *env, jobject instance) {
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// If the KGSL device exists custom drivers can be loaded using adrenotools
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return CheckKgslPresent();
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}
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extern "C" JNIEXPORT jboolean JNICALL Java_emu_skyline_utils_GpuDriverHelper_00024Companion_supportsForceMaxGpuClocks(JNIEnv *env, jobject instance) {
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// If the KGSL device exists adrenotools can be used to set GPU turbo mode
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return CheckKgslPresent();
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}
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extern "C" JNIEXPORT void JNICALL Java_emu_skyline_utils_GpuDriverHelper_00024Companion_forceMaxGpuClocks(JNIEnv *env, jobject instance, jboolean enable) {
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adrenotools_set_turbo(enable);
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}
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