rust: drm: file: Add as_raw()

Signed-off-by: Janne Grunau <j@jannau.net>

Author: jannau

drivers/gpu/drm/nova/file.rs

@@ -4,6 +4,7 @@ use crate::driver::{NovaDevice, NovaDriver};
 use crate::gem::NovaObject;
 use kernel::{
     alloc::flags::*,
+    bindings,
     drm::{self, gem::BaseObject},
     pci,
     prelude::*,
@@ -18,6 +19,8 @@ impl drm::file::DriverFile for File {
     fn open(_dev: &NovaDevice) -> Result<Pin<KBox<Self>>> {
         Ok(KBox::new(Self, GFP_KERNEL)?.into())
     }
+
+    fn as_raw(&self) -> *mut bindings::drm_file { todo!() }
 }
 
 impl File {

drivers/gpu/drm/tyr/file.rs

@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0 or MIT
 
+use kernel::bindings;
 use kernel::drm;
 use kernel::prelude::*;
 use kernel::uaccess::UserSlice;
@@ -20,6 +21,8 @@ impl drm::file::DriverFile for File {
     fn open(_dev: &drm::Device<Self::Driver>) -> Result<Pin<KBox<Self>>> {
         KBox::try_pin_init(try_pin_init!(Self {}), GFP_KERNEL)
     }
+
+    fn as_raw(&self) -> *mut bindings::drm_file { todo!() }
 }
 
 impl File {

rust/kernel/drm/file.rs

@@ -15,6 +15,9 @@ pub trait DriverFile {
 
     /// Open a new file (called when a client opens the DRM device).
     fn open(device: &drm::Device<Self::Driver>) -> Result<Pin<KBox<Self>>>;
+
+    /// Get raw drm_file pointer
+    fn as_raw(&self) -> *mut bindings::drm_file;
 }
 
 /// An open DRM File.