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    Subject[PATCH v3 25/29] riscv/hwprobe: zicfilp / zicfiss enumeration in hwprobe
    Date
    Adding enumeration of zicfilp and zicfiss extensions in hwprobe syscall.

    Signed-off-by: Deepak Gupta <debug@rivosinc.com>
    ---
    arch/riscv/include/uapi/asm/hwprobe.h | 2 ++
    arch/riscv/kernel/sys_hwprobe.c | 2 ++
    2 files changed, 4 insertions(+)

    diff --git a/arch/riscv/include/uapi/asm/hwprobe.h b/arch/riscv/include/uapi/asm/hwprobe.h
    index 9f2a8e3ff204..4ffc6de1eed7 100644
    --- a/arch/riscv/include/uapi/asm/hwprobe.h
    +++ b/arch/riscv/include/uapi/asm/hwprobe.h
    @@ -59,6 +59,8 @@ struct riscv_hwprobe {
    #define RISCV_HWPROBE_EXT_ZTSO (1ULL << 33)
    #define RISCV_HWPROBE_EXT_ZACAS (1ULL << 34)
    #define RISCV_HWPROBE_EXT_ZICOND (1ULL << 35)
    +#define RISCV_HWPROBE_EXT_ZICFILP (1ULL << 36)
    +#define RISCV_HWPROBE_EXT_ZICFISS (1ULL << 37)
    #define RISCV_HWPROBE_KEY_CPUPERF_0 5
    #define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0)
    #define RISCV_HWPROBE_MISALIGNED_EMULATED (1 << 0)
    diff --git a/arch/riscv/kernel/sys_hwprobe.c b/arch/riscv/kernel/sys_hwprobe.c
    index a7c56b41efd2..ddc7a9612a90 100644
    --- a/arch/riscv/kernel/sys_hwprobe.c
    +++ b/arch/riscv/kernel/sys_hwprobe.c
    @@ -111,6 +111,8 @@ static void hwprobe_isa_ext0(struct riscv_hwprobe *pair,
    EXT_KEY(ZTSO);
    EXT_KEY(ZACAS);
    EXT_KEY(ZICOND);
    + EXT_KEY(ZICFILP);
    + EXT_KEY(ZICFISS);

    if (has_vector()) {
    EXT_KEY(ZVBB);
    --
    2.43.2

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