radv: generate the same driver UUID as radeonsi

These need to match for interop compatibility queries.

Signed-off-by: Andres Rodriguez <andresx7@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/amd/vulkan/radv_device.c

@@ -62,6 +62,12 @@ radv_device_get_cache_uuid(enum radeon_family family, void *uuid)
 	return 0;
 }
 
+static void
+radv_get_driver_uuid(void *uuid)
+{
+	ac_compute_driver_uuid(uuid, VK_UUID_SIZE);
+}
+
 static void
 radv_get_device_uuid(struct radeon_info *info, void *uuid)
 {
@@ -335,6 +341,7 @@ radv_physical_device_init(struct radv_physical_device *device,
 	fprintf(stderr, "WARNING: radv is not a conformant vulkan implementation, testing use only.\n");
 	device->name = get_chip_name(device->rad_info.family);
 
+	radv_get_driver_uuid(&device->device_uuid);
 	radv_get_device_uuid(&device->rad_info, &device->device_uuid);
 
 	if (device->rad_info.family == CHIP_STONEY ||
@@ -792,7 +799,7 @@ void radv_GetPhysicalDeviceProperties2KHR(
 		}
 		case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ID_PROPERTIES_KHR: {
 			VkPhysicalDeviceIDPropertiesKHR *properties = (VkPhysicalDeviceIDPropertiesKHR*)ext;
-			radv_device_get_cache_uuid(0, properties->driverUUID);
+			memcpy(properties->driverUUID, pdevice->driver_uuid, VK_UUID_SIZE);
 			memcpy(properties->deviceUUID, pdevice->device_uuid, VK_UUID_SIZE);
 			properties->deviceLUIDValid = false;
 			break;

src/amd/vulkan/radv_private.h

@@ -267,6 +267,7 @@ struct radv_physical_device {
 	struct radeon_info rad_info;
 	char                                        path[20];
 	const char *                                name;
+	uint8_t                                     driver_uuid[VK_UUID_SIZE];
 	uint8_t                                     device_uuid[VK_UUID_SIZE];
 	uint8_t                                     cache_uuid[VK_UUID_SIZE];