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gpu: nova-core: impl From for u32 for enums used from register!

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Implement From for u32 for all enum types used within the register!()
macro.

This avoids a conflict with [1] as reported in [2].

Cc: Alexandre Courbot <acourbot@nvidia.com>
Cc: Miguel Ojeda <ojeda@kernel.org>
Link: https://lore.kernel.org/r/20250615-ptr-as-ptr-v12-5-f43b024581e8@gmail.com [1]
Link: https://lore.kernel.org/all/20250624173114.3be38990@canb.auug.org.au/ [2]
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Tested-by: Alexandre Courbot <acourbot@nvidia.com>
Link: https://lore.kernel.org/r/20250624132337.2242-1-dakr@kernel.org
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Danilo Krummrich 2025-06-24 15:23:22 +02:00
parent 3606620b31
commit 1b8233bb24
1 changed files with 19 additions and 0 deletions
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19
drivers/gpu/nova-core/falcon.rs
View File

@ -20,6 +20,17 @@
mod hal;
pub(crate) mod sec2;
// TODO[FPRI]: Replace with `ToPrimitive`.
macro_rules! impl_from_enum_to_u32 {
($enum_type:ty) => {
impl From<$enum_type> for u32 {
fn from(value: $enum_type) -> Self {
value as u32
}
}
};
}
/// Revision number of a falcon core, used in the [`crate::regs::NV_PFALCON_FALCON_HWCFG1`]
/// register.
#[repr(u8)]
@ -34,6 +45,7 @@ pub(crate) enum FalconCoreRev {
Rev6 = 6,
Rev7 = 7,
}
impl_from_enum_to_u32!(FalconCoreRev);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for FalconCoreRev {
@ -68,6 +80,7 @@ pub(crate) enum FalconCoreRevSubversion {
Subversion2 = 2,
Subversion3 = 3,
}
impl_from_enum_to_u32!(FalconCoreRevSubversion);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for FalconCoreRevSubversion {
@ -102,6 +115,7 @@ pub(crate) enum FalconSecurityModel {
/// High-Secure: runs signed code with full privileges. Signature is validated by boot ROM.
Heavy = 3,
}
impl_from_enum_to_u32!(FalconSecurityModel);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for FalconSecurityModel {
@ -130,6 +144,7 @@ pub(crate) enum FalconModSelAlgo {
#[default]
Rsa3k = 1,
}
impl_from_enum_to_u32!(FalconModSelAlgo);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for FalconModSelAlgo {
@ -151,6 +166,7 @@ pub(crate) enum DmaTrfCmdSize {
#[default]
Size256B = 0x6,
}
impl_from_enum_to_u32!(DmaTrfCmdSize);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for DmaTrfCmdSize {
@ -173,6 +189,7 @@ pub(crate) enum PeregrineCoreSelect {
/// RISC-V core is active.
Riscv = 1,
}
impl_from_enum_to_u32!(PeregrineCoreSelect);
impl From<bool> for PeregrineCoreSelect {
fn from(value: bool) -> Self {
@ -203,6 +220,7 @@ pub(crate) enum FalconFbifTarget {
/// Non-coherent system memory.
NoncoherentSysmem = 2,
}
impl_from_enum_to_u32!(FalconFbifTarget);
// TODO[FPRI]: replace with `FromPrimitive`.
impl TryFrom<u8> for FalconFbifTarget {
@ -229,6 +247,7 @@ pub(crate) enum FalconFbifMemType {
/// Physical memory addresses.
Physical = 1,
}
impl_from_enum_to_u32!(FalconFbifMemType);
/// Conversion from a single-bit register field.
impl From<bool> for FalconFbifMemType {