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It is way overdue since its RFC [1]; recent dicussions [2] that have suggested that it might become useful have triggered this posting. This series is based on `rust-next`. [1] https://lore.kernel.org/r/20251104-as_casts-v1-1-0a0e95bd2a9f@nvidia.com [2] https://lore.kernel.org/all/DK82VNBOLWA7.1RFTZQWWNHIEH@nvidia.com/ Signed-off-by: Alexandre Courbot --- Changes in v1: - Update to latest version in `nova-core`. - Make `nova-core` use the kernel crate implementation and remove its own. - Link to RFC: https://lore.kernel.org/r/20251104-as_casts-v1-1-0a0e95bd2a9f@nvidia.com To: Alexandre Courbot To: Yury Norov To: Miguel Ojeda To: Boqun Feng To: Gary Guo To: Björn Roy Baron To: Benno Lossin To: Andreas Hindborg To: Alice Ryhl To: Trevor Gross To: Danilo Krummrich To: Daniel Almeida To: Tamir Duberstein To: Onur Özkan To: David Airlie To: Simona Vetter Cc: John Hubbard Cc: Alistair Popple Cc: Timur Tabi Cc: Eliot Courtney Cc: Zhi Wang Cc: linux-kernel@vger.kernel.org Cc: rust-for-linux@vger.kernel.org Cc: nova-gpu@lists.linux.dev Cc: dri-devel@lists.freedesktop.org --- Alexandre Courbot (2): rust: add functions and traits for lossless integer conversions gpu: nova-core: use kernel lossless integer conversion module drivers/gpu/nova-core/falcon.rs | 10 +- drivers/gpu/nova-core/falcon/fsp.rs | 2 +- drivers/gpu/nova-core/fb.rs | 2 +- drivers/gpu/nova-core/fb/hal/gb100.rs | 6 +- drivers/gpu/nova-core/firmware.rs | 8 +- drivers/gpu/nova-core/firmware/booter.rs | 10 +- drivers/gpu/nova-core/firmware/fwsec.rs | 2 +- drivers/gpu/nova-core/firmware/fwsec/bootloader.rs | 2 +- drivers/gpu/nova-core/firmware/gsp.rs | 2 +- drivers/gpu/nova-core/firmware/riscv.rs | 6 +- drivers/gpu/nova-core/fsp.rs | 2 +- drivers/gpu/nova-core/gsp.rs | 2 +- drivers/gpu/nova-core/gsp/cmdq.rs | 4 +- drivers/gpu/nova-core/gsp/fw.rs | 8 +- drivers/gpu/nova-core/gsp/sequencer.rs | 2 +- drivers/gpu/nova-core/num.rs | 211 ------------------ drivers/gpu/nova-core/vbios.rs | 2 +- rust/kernel/num.rs | 3 + rust/kernel/num/casts.rs | 248 +++++++++++++++++++++ 19 files changed, 286 insertions(+), 246 deletions(-) --- base-commit: 3dab139d4795f688e4f243e40c7474df00d329d9 change-id: 20251104-as_casts-6a8882ac0192 Best regards, -- Alexandre Courbot