linux-kernel - Re: [PATCH v1 5/9] RISC-V: add missing single letter extension definitions

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Date:   Mon, 26 Jun 2023 17:34:03 +0200
From:   Andrew Jones <ajones@...tanamicro.com>
To:     Conor Dooley <conor.dooley@...rochip.com>
Cc:     palmer@...belt.com, conor@...nel.org,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Heiko Stuebner <heiko.stuebner@...ll.eu>,
        Evan Green <evan@...osinc.com>,
        Sunil V L <sunilvl@...tanamicro.com>,
        linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 5/9] RISC-V: add missing single letter extension
 definitions

On Mon, Jun 26, 2023 at 12:19:43PM +0100, Conor Dooley wrote:
> To facilitate adding single letter extensions to riscv_isa_ext, add
> definitions for the extensions present in base_riscv_exts that do not
> already have them.
> 
> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
> ---
>  arch/riscv/include/asm/hwcap.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h
> index 36f46dfd2b87..a35bee219dd7 100644
> --- a/arch/riscv/include/asm/hwcap.h
> +++ b/arch/riscv/include/asm/hwcap.h
> @@ -14,12 +14,17 @@
>  #include <uapi/asm/hwcap.h>
>  
>  #define RISCV_ISA_EXT_a		('a' - 'a')
> +#define RISCV_ISA_EXT_b		('b' - 'a')
>  #define RISCV_ISA_EXT_c		('c' - 'a')
>  #define RISCV_ISA_EXT_d		('d' - 'a')
>  #define RISCV_ISA_EXT_f		('f' - 'a')
>  #define RISCV_ISA_EXT_h		('h' - 'a')
>  #define RISCV_ISA_EXT_i		('i' - 'a')
> +#define RISCV_ISA_EXT_j		('j' - 'a')
> +#define RISCV_ISA_EXT_k		('k' - 'a')
>  #define RISCV_ISA_EXT_m		('m' - 'a')
> +#define RISCV_ISA_EXT_p		('p' - 'a')
> +#define RISCV_ISA_EXT_q		('q' - 'a')
>  #define RISCV_ISA_EXT_s		('s' - 'a')
>  #define RISCV_ISA_EXT_u		('u' - 'a')
>  #define RISCV_ISA_EXT_v		('v' - 'a')
> -- 
> 2.40.1
>

Reviewed-by: Andrew Jones <ajones@...tanamicro.com>