Implement VK_KHR_driver_properties

src/Vulkan/VkConfig.h

@@ -31,8 +31,8 @@ enum
 {
 	API_VERSION = VK_API_VERSION_1_1,
 	DRIVER_VERSION = VK_MAKE_VERSION(MAJOR_VERSION, MINOR_VERSION, PATCH_VERSION),
-	VENDOR_ID = 0x1AE0, // Google
-	DEVICE_ID = 0xC0DE, // SwiftShader
+	VENDOR_ID = 0x1AE0, // Google, Inc.: https://pcisig.com/google-inc-1
+	DEVICE_ID = 0xC0DE, // SwiftShader (placeholder)
 };
 
 enum

src/Vulkan/VkPhysicalDevice.cpp

@@ -362,6 +362,14 @@ void PhysicalDevice::getProperties(const VkPhysicalDeviceExternalSemaphoreInfo*
 	pExternalSemaphoreProperties->externalSemaphoreFeatures = 0;
 }
 
+void PhysicalDevice::getProperties(VkPhysicalDeviceDriverPropertiesKHR* properties) const
+{
+	properties->driverID = VK_DRIVER_ID_GOOGLE_SWIFTSHADER_KHR;
+	strcpy(properties->driverName, "SwiftShader driver");
+	strcpy(properties->driverInfo, "");
+	properties->conformanceVersion = {0, 0, 0, 0};
+}
+
 bool PhysicalDevice::hasFeatures(const VkPhysicalDeviceFeatures& requestedFeatures) const
 {
 	const VkPhysicalDeviceFeatures& supportedFeatures = getFeatures();

src/Vulkan/VkPhysicalDevice.hpp

@@ -60,6 +60,7 @@ public:
 	void getProperties(const VkPhysicalDeviceExternalBufferInfo* pExternalBufferInfo, VkExternalBufferProperties* pExternalBufferProperties) const;
 	void getProperties(const VkPhysicalDeviceExternalFenceInfo* pExternalFenceInfo, VkExternalFenceProperties* pExternalFenceProperties) const;
 	void getProperties(const VkPhysicalDeviceExternalSemaphoreInfo* pExternalSemaphoreInfo, VkExternalSemaphoreProperties* pExternalSemaphoreProperties) const;
+	void getProperties(VkPhysicalDeviceDriverPropertiesKHR* properties) const;
 
 	void getFormatProperties(Format format, VkFormatProperties* pFormatProperties) const;
 	void getImageFormatProperties(Format format, VkImageType type, VkImageTiling tiling,

src/Vulkan/libVulkan.cpp

@@ -186,6 +186,8 @@ static const VkExtensionProperties instanceExtensionProperties[] =
 
 static const VkExtensionProperties deviceExtensionProperties[] =
 {
+	{ VK_KHR_DRIVER_PROPERTIES_EXTENSION_NAME, VK_KHR_DRIVER_PROPERTIES_SPEC_VERSION },
+	// Vulkan 1.1 promoted extensions
 	{ VK_KHR_16BIT_STORAGE_EXTENSION_NAME, VK_KHR_16BIT_STORAGE_SPEC_VERSION },
 	{ VK_KHR_BIND_MEMORY_2_EXTENSION_NAME, VK_KHR_BIND_MEMORY_2_SPEC_VERSION },
 	{ VK_KHR_DEDICATED_ALLOCATION_EXTENSION_NAME, VK_KHR_DEDICATED_ALLOCATION_SPEC_VERSION },
@@ -2418,6 +2420,12 @@ VKAPI_ATTR void VKAPI_CALL vkGetPhysicalDeviceProperties2(VkPhysicalDevice physi
 			ASSERT(!HasExtensionProperty(VK_EXT_EXTERNAL_MEMORY_HOST_EXTENSION_NAME, deviceExtensionProperties,
 			                             sizeof(deviceExtensionProperties) / sizeof(deviceExtensionProperties[0])));
 			break;
+		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DRIVER_PROPERTIES_KHR:
+			{
+				auto& properties = *reinterpret_cast<VkPhysicalDeviceDriverPropertiesKHR*>(extensionProperties);
+				vk::Cast(physicalDevice)->getProperties(&properties);
+			}
+			break;
 #ifdef __ANDROID__
 		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENTATION_PROPERTIES_ANDROID:
 			{

tests/VulkanUnitTests/VkInstanceFuncs.hpp

@@ -58,6 +58,7 @@ VK_INSTANCE(vkFreeMemory, void, VkDevice, VkDeviceMemory, const VkAllocationCall
 VK_INSTANCE(vkGetDeviceQueue, void, VkDevice, uint32_t, uint32_t, VkQueue*);
 VK_INSTANCE(vkGetPhysicalDeviceMemoryProperties, void, VkPhysicalDevice, VkPhysicalDeviceMemoryProperties*);
 VK_INSTANCE(vkGetPhysicalDeviceProperties, void, VkPhysicalDevice, VkPhysicalDeviceProperties*);
+VK_INSTANCE(vkGetPhysicalDeviceProperties2, void, VkPhysicalDevice, VkPhysicalDeviceProperties2*);
 VK_INSTANCE(vkGetPhysicalDeviceQueueFamilyProperties, void, VkPhysicalDevice, uint32_t*, VkQueueFamilyProperties*);
 VK_INSTANCE(vkMapMemory, VkResult, VkDevice, VkDeviceMemory, VkDeviceSize, VkDeviceSize, VkMemoryMapFlags, void**);
 VK_INSTANCE(vkQueueSubmit, VkResult, VkQueue, uint32_t, const VkSubmitInfo*, VkFence);

tests/VulkanUnitTests/unittests.cpp

@@ -104,6 +104,16 @@ TEST_F(SwiftShaderVulkanTest, Version)
 
     EXPECT_EQ(strncmp(physicalDeviceProperties.deviceName, "SwiftShader Device", VK_MAX_PHYSICAL_DEVICE_NAME_SIZE), 0);
 
+	VkPhysicalDeviceProperties2 physicalDeviceProperties2;
+	VkPhysicalDeviceDriverPropertiesKHR physicalDeviceDriverProperties;
+	physicalDeviceProperties2.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2;
+	physicalDeviceProperties2.pNext = &physicalDeviceDriverProperties;
+	physicalDeviceDriverProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DRIVER_PROPERTIES_KHR;
+	physicalDeviceDriverProperties.pNext = nullptr;
+	physicalDeviceDriverProperties.driverID = (VkDriverIdKHR)0;
+	driver.vkGetPhysicalDeviceProperties2(pPhysicalDevice, &physicalDeviceProperties2);
+	EXPECT_EQ(physicalDeviceDriverProperties.driverID, VK_DRIVER_ID_GOOGLE_SWIFTSHADER_KHR);
+
 	driver.vkDestroyInstance(instance, nullptr);
 }