diff options
Diffstat (limited to 'rust/kernel/cpufreq.rs')
| -rw-r--r-- | rust/kernel/cpufreq.rs | 15 | 
1 files changed, 7 insertions, 8 deletions
diff --git a/rust/kernel/cpufreq.rs b/rust/kernel/cpufreq.rs index afc15e72a7c3..21b5b9b8acc1 100644 --- a/rust/kernel/cpufreq.rs +++ b/rust/kernel/cpufreq.rs @@ -27,7 +27,6 @@ use crate::clk::Clk;  use core::{      cell::UnsafeCell,      marker::PhantomData, -    mem::MaybeUninit,      ops::{Deref, DerefMut},      pin::Pin,      ptr, @@ -39,7 +38,8 @@ use macros::vtable;  const CPUFREQ_NAME_LEN: usize = bindings::CPUFREQ_NAME_LEN as usize;  /// Default transition latency value in nanoseconds. -pub const ETERNAL_LATENCY_NS: u32 = bindings::CPUFREQ_ETERNAL as u32; +pub const DEFAULT_TRANSITION_LATENCY_NS: u32 = +        bindings::CPUFREQ_DEFAULT_TRANSITION_LATENCY_NS;  /// CPU frequency driver flags.  pub mod flags { @@ -400,13 +400,13 @@ impl TableBuilder {  /// The following example demonstrates how to create a CPU frequency table.  ///  /// ``` -/// use kernel::cpufreq::{ETERNAL_LATENCY_NS, Policy}; +/// use kernel::cpufreq::{DEFAULT_TRANSITION_LATENCY_NS, Policy};  ///  /// fn update_policy(policy: &mut Policy) {  ///     policy  ///         .set_dvfs_possible_from_any_cpu(true)  ///         .set_fast_switch_possible(true) -///         .set_transition_latency_ns(ETERNAL_LATENCY_NS); +///         .set_transition_latency_ns(DEFAULT_TRANSITION_LATENCY_NS);  ///  ///     pr_info!("The policy details are: {:?}\n", (policy.cpu(), policy.cur()));  /// } @@ -543,7 +543,7 @@ impl Policy {      pub fn cpus(&mut self) -> &mut cpumask::Cpumask {          // SAFETY: The pointer to `cpus` is valid for writing and remains valid for the lifetime of          // the returned reference. -        unsafe { cpumask::CpumaskVar::as_mut_ref(&mut self.as_mut_ref().cpus) } +        unsafe { cpumask::CpumaskVar::from_raw_mut(&mut self.as_mut_ref().cpus) }      }      /// Sets clock for the [`Policy`]. @@ -1013,12 +1013,11 @@ impl<T: Driver> Registration<T> {          } else {              None          }, -        // SAFETY: All zeros is a valid value for `bindings::cpufreq_driver`. -        ..unsafe { MaybeUninit::zeroed().assume_init() } +        ..pin_init::zeroed()      };      const fn copy_name(name: &'static CStr) -> [c_char; CPUFREQ_NAME_LEN] { -        let src = name.as_bytes_with_nul(); +        let src = name.to_bytes_with_nul();          let mut dst = [0; CPUFREQ_NAME_LEN];          build_assert!(src.len() <= CPUFREQ_NAME_LEN);  | 
