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rust: io: register: remove unused rule arguments

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A few arguments passed to internal rules are never used and just add
unneeded complexity. Remove them to simplify the rules a bit.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Link: https://patch.msgid.link/20260724-registers_fix-v2-2-a0fb58b02185@nvidia.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Alexandre Courbot 2026-07-24 20:37:05 +09:00 committed by Danilo Krummrich
parent ebb314763f
commit 78e9b43892
1 changed files with 12 additions and 15 deletions
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27
rust/kernel/io/register.rs
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@ -832,7 +832,7 @@ macro_rules! register {
) => {
$crate::register!(@bitfield $(#[$attr])* $vis struct $name($storage) { $($fields)* });
$crate::register!(@io_base $name($storage) @ $offset);
$crate::register!(@io_fixed $(#[$attr])* $vis $name($storage));
$crate::register!(@io_fixed $(#[$attr])* $vis $name);
};
// Creates an alias register of fixed offset register `alias` with its own fields.
@ -845,7 +845,7 @@ macro_rules! register {
@io_base $name($storage) @
<$alias as $crate::io::register::Register>::OFFSET
);
$crate::register!(@io_fixed $(#[$attr])* $vis $name($storage));
$crate::register!(@io_fixed $(#[$attr])* $vis $name);
};
// Creates a register at a relative offset from a base address provider.
@ -855,7 +855,7 @@ macro_rules! register {
) => {
$crate::register!(@bitfield $(#[$attr])* $vis struct $name($storage) { $($fields)* });
$crate::register!(@io_base $name($storage) @ $offset);
$crate::register!(@io_relative $vis $name($storage) @ $base);
$crate::register!(@io_relative $name @ $base);
};
// Creates an alias register of relative offset register `alias` with its own fields.
@ -867,7 +867,7 @@ macro_rules! register {
$crate::register!(
@io_base $name($storage) @ <$alias as $crate::io::register::Register>::OFFSET
);
$crate::register!(@io_relative $vis $name($storage) @ $base);
$crate::register!(@io_relative $name @ $base);
};
// Creates an array of registers at a fixed offset of the MMIO space.
@ -879,7 +879,7 @@ macro_rules! register {
$crate::register!(@bitfield $(#[$attr])* $vis struct $name($storage) { $($fields)* });
$crate::register!(@io_base $name($storage) @ $offset);
$crate::register!(@io_array $vis $name($storage) [ $size, stride = $stride ]);
$crate::register!(@io_array $name [ $size, stride = $stride ]);
};
// Shortcut for contiguous array of registers (stride == size of element).
@ -909,7 +909,7 @@ macro_rules! register {
<$alias as $crate::io::register::Register>::OFFSET
+ $idx * <$alias as $crate::io::register::RegisterArray>::STRIDE
);
$crate::register!(@io_fixed $(#[$attr])* $vis $name($storage));
$crate::register!(@io_fixed $(#[$attr])* $vis $name);
};
// Creates an array of registers at a relative offset from a base address provider.
@ -922,9 +922,7 @@ macro_rules! register {
$crate::register!(@bitfield $(#[$attr])* $vis struct $name($storage) { $($fields)* });
$crate::register!(@io_base $name($storage) @ $offset);
$crate::register!(
@io_relative_array $vis $name($storage) [ $size, stride = $stride ] @ $base + $offset
);
$crate::register!(@io_relative_array $name [ $size, stride = $stride ] @ $base);
};
// Shortcut for contiguous array of relative registers (stride == size of element).
@ -955,7 +953,7 @@ macro_rules! register {
<$alias as $crate::io::register::Register>::OFFSET +
$idx * <$alias as $crate::io::register::RegisterArray>::STRIDE
);
$crate::register!(@io_relative $vis $name($storage) @ $base);
$crate::register!(@io_relative $name @ $base);
};
// Generates the bitfield for the register.
@ -981,7 +979,7 @@ impl $crate::io::register::Register for $name {
};
// Implementations of fixed registers.
(@io_fixed $(#[$attr:meta])* $vis:vis $name:ident ($storage:ty)) => {
(@io_fixed $(#[$attr:meta])* $vis:vis $name:ident) => {
impl $crate::io::register::FixedRegister for $name {}
$(#[$attr])*
@ -990,7 +988,7 @@ impl $crate::io::register::FixedRegister for $name {}
};
// Implementations of relative registers.
(@io_relative $vis:vis $name:ident ($storage:ty) @ $base:ident) => {
(@io_relative $name:ident @ $base:ident) => {
impl $crate::io::register::WithBase for $name {
type BaseFamily = $base;
}
@ -999,7 +997,7 @@ impl $crate::io::register::RelativeRegister for $name {}
};
// Implementations of register arrays.
(@io_array $vis:vis $name:ident ($storage:ty) [ $size:expr, stride = $stride:expr ]) => {
(@io_array $name:ident [ $size:expr, stride = $stride:expr ]) => {
impl $crate::io::register::Array for $name {}
impl $crate::io::register::RegisterArray for $name {
@ -1010,8 +1008,7 @@ impl $crate::io::register::RegisterArray for $name {
// Implementations of relative array registers.
(
@io_relative_array $vis:vis $name:ident ($storage:ty) [ $size:expr, stride = $stride:expr ]
@ $base:ident + $offset:literal
@io_relative_array $name:ident [ $size:expr, stride = $stride:expr ] @ $base:ident
) => {
impl $crate::io::register::WithBase for $name {
type BaseFamily = $base;