[PATCH v5 13/16] riscv: add ISA extension parsing for Zcmop

[Charlie Jenkins]

On Fri, May 17, 2024 at 04:52:53PM +0200, Clément Léger wrote:
> Add parsing for Zcmop ISA extension which was ratified in commit
> b854a709c00 ("Zcmop is ratified/1.0") of the riscv-isa-manual.
> 
> Signed-off-by: Clément Léger <cleger at rivosinc.com>
> ---
>  arch/riscv/include/asm/hwcap.h | 1 +
>  arch/riscv/kernel/cpufeature.c | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h
> index a5836fa6b998..aaaf23f204ac 100644
> --- a/arch/riscv/include/asm/hwcap.h
> +++ b/arch/riscv/include/asm/hwcap.h
> @@ -85,6 +85,7 @@
>  #define RISCV_ISA_EXT_ZCB		76
>  #define RISCV_ISA_EXT_ZCD		77
>  #define RISCV_ISA_EXT_ZCF		78
> +#define RISCV_ISA_EXT_ZCMOP		79
>  
>  #define RISCV_ISA_EXT_XLINUXENVCFG	127
>  
> diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
> index 3bb2ef52a38b..0a40fa1faa04 100644
> --- a/arch/riscv/kernel/cpufeature.c
> +++ b/arch/riscv/kernel/cpufeature.c
> @@ -290,6 +290,7 @@ const struct riscv_isa_ext_data riscv_isa_ext[] = {
>  	__RISCV_ISA_EXT_DATA_VALIDATE(zcb, RISCV_ISA_EXT_ZCB, riscv_ext_zca_depends),
>  	__RISCV_ISA_EXT_DATA_VALIDATE(zcd, RISCV_ISA_EXT_ZCD, riscv_ext_zcd_validate),
>  	__RISCV_ISA_EXT_DATA_VALIDATE(zcf, RISCV_ISA_EXT_ZCF, riscv_ext_zcf_validate),
> +	__RISCV_ISA_EXT_DATA_VALIDATE(zcmop, RISCV_ISA_EXT_ZCMOP, riscv_ext_zca_depends),
>  	__RISCV_ISA_EXT_DATA(zba, RISCV_ISA_EXT_ZBA),
>  	__RISCV_ISA_EXT_DATA(zbb, RISCV_ISA_EXT_ZBB),
>  	__RISCV_ISA_EXT_DATA(zbc, RISCV_ISA_EXT_ZBC),
> -- 
> 2.43.0
> 
> 
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Reviewed-by: Charlie Jenkins <charlie at rivosinc.com>