rust/kernel/clk.rs | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)
Marks `Hertz` methods as `const` to make them available
for `const` contexts. This can be useful when defining
static/compile-time frequency parameters in drivers/subsystems.
Signed-off-by: Onur Özkan <work@onurozkan.dev>
---
rust/kernel/clk.rs | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/rust/kernel/clk.rs b/rust/kernel/clk.rs
index 6041c6d07527..ef0a2edd52c3 100644
--- a/rust/kernel/clk.rs
+++ b/rust/kernel/clk.rs
@@ -31,37 +31,37 @@
impl Hertz {
/// Create a new instance from kilohertz (kHz)
- pub fn from_khz(khz: c_ulong) -> Self {
+ pub const fn from_khz(khz: c_ulong) -> Self {
Self(khz * 1_000)
}
/// Create a new instance from megahertz (MHz)
- pub fn from_mhz(mhz: c_ulong) -> Self {
+ pub const fn from_mhz(mhz: c_ulong) -> Self {
Self(mhz * 1_000_000)
}
/// Create a new instance from gigahertz (GHz)
- pub fn from_ghz(ghz: c_ulong) -> Self {
+ pub const fn from_ghz(ghz: c_ulong) -> Self {
Self(ghz * 1_000_000_000)
}
/// Get the frequency in hertz
- pub fn as_hz(&self) -> c_ulong {
+ pub const fn as_hz(&self) -> c_ulong {
self.0
}
/// Get the frequency in kilohertz
- pub fn as_khz(&self) -> c_ulong {
+ pub const fn as_khz(&self) -> c_ulong {
self.0 / 1_000
}
/// Get the frequency in megahertz
- pub fn as_mhz(&self) -> c_ulong {
+ pub const fn as_mhz(&self) -> c_ulong {
self.0 / 1_000_000
}
/// Get the frequency in gigahertz
- pub fn as_ghz(&self) -> c_ulong {
+ pub const fn as_ghz(&self) -> c_ulong {
self.0 / 1_000_000_000
}
}
2.49.0
Quoting Onur Özkan (2025-06-18 02:14:42) > Marks `Hertz` methods as `const` to make them available > for `const` contexts. This can be useful when defining > static/compile-time frequency parameters in drivers/subsystems. > > Signed-off-by: Onur Özkan <work@onurozkan.dev> > --- Applied to clk-next
On Wed Jun 18, 2025 at 6:14 PM JST, Onur Özkan wrote: > Marks `Hertz` methods as `const` to make them available > for `const` contexts. This can be useful when defining > static/compile-time frequency parameters in drivers/subsystems. > > Signed-off-by: Onur Özkan <work@onurozkan.dev> FWIW, Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
On Wed, Jun 18, 2025 at 2:46 PM Onur Özkan <work@onurozkan.dev> wrote: > > Marks `Hertz` methods as `const` to make them available > for `const` contexts. This can be useful when defining > static/compile-time frequency parameters in drivers/subsystems. > > Signed-off-by: Onur Özkan <work@onurozkan.dev> > --- > rust/kernel/clk.rs | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
On Wed, Jun 18, 2025 at 11:16 AM Onur Özkan <work@onurozkan.dev> wrote: > > Marks `Hertz` methods as `const` to make them available > for `const` contexts. This can be useful when defining > static/compile-time frequency parameters in drivers/subsystems. > > Signed-off-by: Onur Özkan <work@onurozkan.dev> Reviewed-by: Alice Ryhl <aliceryhl@google.com>
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