diff --git a/Cargo.toml b/Cargo.toml
index ca1e9d6..bbe3eec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,6 +35,7 @@ block = "0.1.6"
 foreign-types = "0.5"
 dispatch = { version = "0.2", optional = true }
 paste = "1"
+io-surface = { git = "https://github.com/servo/core-foundation-rs" }
 
 [dependencies.objc]
 version = "0.2.4"
diff --git a/src/device.rs b/src/device.rs
index 12e43ae..fa62d65 100644
--- a/src/device.rs
+++ b/src/device.rs
@@ -1542,6 +1542,14 @@ impl Device {
 }
 
 impl DeviceRef {
+    pub fn architecture_name(&self) -> &str {
+        unsafe {
+            let arch: *const NSObject = msg_send![self, architecture];
+            let name = msg_send![arch, name];
+            crate::nsstring_as_str(name)
+        }
+    }
+
     pub fn name(&self) -> &str {
         unsafe {
             let name = msg_send![self, name];
@@ -1985,6 +1993,19 @@ impl DeviceRef {
         unsafe { msg_send![self, newTextureWithDescriptor: descriptor] }
     }
 
+    pub fn new_texture_with_descriptor_and_iosurface(
+        &self,
+        descriptor: &TextureDescriptorRef,
+        iosurface: io_surface::IOSurfaceRef,
+        plane: NSUInteger,
+    ) -> Texture {
+        unsafe {
+            msg_send![self, newTextureWithDescriptor:descriptor
+                                           iosurface:iosurface
+                                               plane:plane]
+        }
+    }
+
     pub fn new_sampler(&self, descriptor: &SamplerDescriptorRef) -> SamplerState {
         unsafe { msg_send![self, newSamplerStateWithDescriptor: descriptor] }
     }