[PATCH v2 0/2] arch/riscv: Add bitrev.h file to support rev8 and brev8

From: Jinjie Ruan

Date: Wed Apr 15 2026 - 05:36:41 EST


Add bitrev.h file to support rev8 and brev8 for riscv.

Changes in v2:
- Define generic __bitrev8/16/32 for reuse in riscv.

Jinjie Ruan (2):
bitops: Define generic __bitrev8/16/32 for reuse
arch/riscv: Add bitrev.h file to support rev8 and brev8

arch/riscv/Kconfig | 1 +
arch/riscv/include/asm/bitrev.h | 41 +++++++++++++++++++++++++++
include/asm-generic/bitops/__bitrev.h | 22 ++++++++++++++
include/linux/bitrev.h | 20 +++----------
4 files changed, 68 insertions(+), 16 deletions(-)
create mode 100644 arch/riscv/include/asm/bitrev.h
create mode 100644 include/asm-generic/bitops/__bitrev.h

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2.34.1