[0/9] riscv: hwprobe: add Zicond, Zam, Zacas and Ztso support

Message

Clément Léger Dec. 13, 2023, 11:32 a.m. UTC

This series add support for a few more extensions that are present in
the RVA22U64/RVA23U64 (either mandatory or optional) and that are useful
for userspace:
- Zicond
- Zam
- Zacas
- Ztso

Series currently based on riscv/for-next.

Clément Léger (9):
  riscv: add ISA extension parsing for Ztso
  riscv: hwprobe: export Ztso ISA extension
  dt-bindings: riscv: add Zam ISA extension description
  riscv: add ISA extension parsing for Zam
  riscv: hwprobe: export Zam ISA extension
  dt-bindings: riscv: add Zacas ISA extension description
  riscv: add ISA extension parsing for Zacas
  riscv: hwprobe: export Zacas ISA extension
  riscv: hwprobe: export Zicond extension

 Documentation/arch/riscv/hwprobe.rst             | 16 ++++++++++++++++
 .../devicetree/bindings/riscv/extensions.yaml    | 11 +++++++++++
 arch/riscv/include/asm/hwcap.h                   |  3 +++
 arch/riscv/include/uapi/asm/hwprobe.h            |  4 ++++
 arch/riscv/kernel/cpufeature.c                   |  3 +++
 arch/riscv/kernel/sys_riscv.c                    |  4 ++++
 6 files changed, 41 insertions(+)