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rust: sizes: add commonly used constants

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Add rust equivalent to include/linux/sizes.h, makes code more
readable. Only SZ_*K that QT2025 PHY driver uses are added.

Make generated constants accessible with a proper type.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Benno Lossin <benno.lossin@proton.me>
Reviewed-by: Trevor Gross <tmgross@umich.edu>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
FUJITA Tomonori 2024-08-28 07:35:11 +00:00 committed by David S. Miller
parent 670726a826
commit 4d080a029d
2 changed files with 27 additions and 0 deletions
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1
rust/kernel/lib.rs
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@ -43,6 +43,7 @@ pub mod net;
pub mod page;
pub mod prelude;
pub mod print;
pub mod sizes;
mod static_assert;
#[doc(hidden)]
pub mod std_vendor;

26
rust/kernel/sizes.rs Normal file
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@ -0,0 +1,26 @@
// SPDX-License-Identifier: GPL-2.0
//! Commonly used sizes.
//!
//! C headers: [`include/linux/sizes.h`](srctree/include/linux/sizes.h).
/// 0x00000400
pub const SZ_1K: usize = bindings::SZ_1K as usize;
/// 0x00000800
pub const SZ_2K: usize = bindings::SZ_2K as usize;
/// 0x00001000
pub const SZ_4K: usize = bindings::SZ_4K as usize;
/// 0x00002000
pub const SZ_8K: usize = bindings::SZ_8K as usize;
/// 0x00004000
pub const SZ_16K: usize = bindings::SZ_16K as usize;
/// 0x00008000
pub const SZ_32K: usize = bindings::SZ_32K as usize;
/// 0x00010000
pub const SZ_64K: usize = bindings::SZ_64K as usize;
/// 0x00020000
pub const SZ_128K: usize = bindings::SZ_128K as usize;
/// 0x00040000
pub const SZ_256K: usize = bindings::SZ_256K as usize;
/// 0x00080000
pub const SZ_512K: usize = bindings::SZ_512K as usize;