rust/kernel/clk.rs

96     /// A [`Clk`] instance holds either a pointer to a valid [`struct clk`] created by the C
99     /// Instances of this type are reference-counted. Calling [`Clk::get`] ensures that the
100     /// allocation remains valid for the lifetime of the [`Clk`].
107     /// use kernel::clk::{Clk, Hertz};
112     ///     let clk = Clk::get(dev, Some(c"apb_clk"))?;
129     pub struct Clk(*mut bindings::clk);
131     impl Clk {
132         /// Gets [`Clk`] corresponding to a [`Device`] and a connection id.
142             // INVARIANT: The reference-count is decremented when [`Clk`] goes out of scope.
204         /// Equivalent to calling [`Clk::prepare`] followed by [`Clk::enable`].
214         /// Equivalent to calling [`Clk::disable`] followed by [`Clk::unprepare`].
247     impl Drop for Clk {
256     /// A lightweight wrapper around an optional [`Clk`]. An [`OptionalClk`] represents a [`Clk`]
262     /// An [`OptionalClk`] instance encapsulates a [`Clk`] with either a valid [`struct clk`] or
295     pub struct OptionalClk(Clk);
311             Ok(Self(Clk(from_err_ptr(unsafe {
317     // Make [`OptionalClk`] behave like [`Clk`].
319         type Target = Clk;
321         fn deref(&self) -> &Clk {