Contributors: 4
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Danilo Krummrich |
223 |
83.21% |
1 |
20.00% |
| Stephen Chandler Paul |
22 |
8.21% |
2 |
40.00% |
| Brendan Shephard |
19 |
7.09% |
1 |
20.00% |
| Shankari Anand |
4 |
1.49% |
1 |
20.00% |
| Total |
268 |
|
5 |
|
// SPDX-License-Identifier: GPL-2.0
use kernel::{
drm,
drm::{gem, gem::BaseObject},
page,
prelude::*,
sync::aref::ARef,
};
use crate::{
driver::{NovaDevice, NovaDriver},
file::File,
};
/// GEM Object inner driver data
#[pin_data]
pub(crate) struct NovaObject {}
impl gem::DriverObject for NovaObject {
type Driver = NovaDriver;
type Args = ();
fn new(_dev: &NovaDevice, _size: usize, _args: Self::Args) -> impl PinInit<Self, Error> {
try_pin_init!(NovaObject {})
}
}
impl NovaObject {
/// Create a new DRM GEM object.
pub(crate) fn new(dev: &NovaDevice, size: usize) -> Result<ARef<gem::Object<Self>>> {
if size == 0 {
return Err(EINVAL);
}
let aligned_size = page::page_align(size).ok_or(EINVAL)?;
gem::Object::new(dev, aligned_size, ())
}
/// Look up a GEM object handle for a `File` and return an `ObjectRef` for it.
#[inline]
pub(crate) fn lookup_handle(
file: &drm::File<File>,
handle: u32,
) -> Result<ARef<gem::Object<Self>>> {
gem::Object::lookup_handle(file, handle)
}
}