On Wed, Dec 20, 2023 at 04:57:17PM +0100, Clément Léger wrote:
> Add support to parse the Ztso string in the riscv,isa string. The
> bindings already supports it but not the ISA parsing code.
>
> Signed-off-by: Clément Léger <cleger@xxxxxxxxxxxx>
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Cheers,
Conor.
> ---
> 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 2438d4685da6..3b31efe2f716 100644
> --- a/arch/riscv/include/asm/hwcap.h
> +++ b/arch/riscv/include/asm/hwcap.h
> @@ -84,6 +84,7 @@
> #define RISCV_ISA_EXT_ZVFH 69
> #define RISCV_ISA_EXT_ZVFHMIN 70
> #define RISCV_ISA_EXT_ZFA 71
> +#define RISCV_ISA_EXT_ZTSO 72
>
> #define RISCV_ISA_EXT_MAX 128
> #define RISCV_ISA_EXT_INVALID U32_MAX
> diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
> index dc0ab3e97cd2..3eb48a0eecb3 100644
> --- a/arch/riscv/kernel/cpufeature.c
> +++ b/arch/riscv/kernel/cpufeature.c
> @@ -279,6 +279,7 @@ const struct riscv_isa_ext_data riscv_isa_ext[] = {
> __RISCV_ISA_EXT_DATA(zkt, RISCV_ISA_EXT_ZKT),
> __RISCV_ISA_EXT_DATA(zksed, RISCV_ISA_EXT_ZKSED),
> __RISCV_ISA_EXT_DATA(zksh, RISCV_ISA_EXT_ZKSH),
> + __RISCV_ISA_EXT_DATA(ztso, RISCV_ISA_EXT_ZTSO),
> __RISCV_ISA_EXT_SUPERSET(zvbb, RISCV_ISA_EXT_ZVBB, riscv_zvbb_exts),
> __RISCV_ISA_EXT_DATA(zvbc, RISCV_ISA_EXT_ZVBC),
> __RISCV_ISA_EXT_DATA(zvfh, RISCV_ISA_EXT_ZVFH),
> --
> 2.43.0
>
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