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authorAbhinav Ananthu <abhinav.ogl@gmail.com>2025-06-20 15:29:21 +0530
committerViresh Kumar <viresh.kumar@linaro.org>2025-06-23 09:52:45 +0530
commit22679d807dea5c065d8019acfce48f20e87ba5ca (patch)
tree0ac66163d0138ea4875c8454ada9fa7851febefc /rust/kernel
parente04c78d86a9699d136910cfc0bdcf01087e3267e (diff)
rust: opp: use c_* types via kernel prelude
Update OPP FFI callback signatures to use `c_int` from the `kernel::prelude`, instead of accessing it via `kernel::ffi::c_int`. Although these types are defined in a crate named `ffi`, they are re-exported via the `kernel::prelude` and should be used from there. This aligns with the Rust-for-Linux coding guidelines and ensures ABI correctness when interfacing with C code. Suggested-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Abhinav Ananthu <abhinav.ogl@gmail.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'rust/kernel')
-rw-r--r--rust/kernel/opp.rs8
1 files changed, 4 insertions, 4 deletions
diff --git a/rust/kernel/opp.rs b/rust/kernel/opp.rs
index a566fc3e7dcb..846583da9a2f 100644
--- a/rust/kernel/opp.rs
+++ b/rust/kernel/opp.rs
@@ -514,9 +514,9 @@ impl<T: ConfigOps + Default> Config<T> {
dev: *mut bindings::device,
opp_table: *mut bindings::opp_table,
opp: *mut bindings::dev_pm_opp,
- _data: *mut kernel::ffi::c_void,
+ _data: *mut c_void,
scaling_down: bool,
- ) -> kernel::ffi::c_int {
+ ) -> c_int {
from_result(|| {
// SAFETY: 'dev' is guaranteed by the C code to be valid.
let dev = unsafe { Device::get_device(dev) };
@@ -540,8 +540,8 @@ impl<T: ConfigOps + Default> Config<T> {
old_opp: *mut bindings::dev_pm_opp,
new_opp: *mut bindings::dev_pm_opp,
regulators: *mut *mut bindings::regulator,
- count: kernel::ffi::c_uint,
- ) -> kernel::ffi::c_int {
+ count: c_uint,
+ ) -> c_int {
from_result(|| {
// SAFETY: 'dev' is guaranteed by the C code to be valid.
let dev = unsafe { Device::get_device(dev) };