From d9669e33c8fadb5f81287f4961f01e40c0a11c23 Mon Sep 17 00:00:00 2001 From: Cyan Yang Date: Fri, 18 Apr 2025 13:32:39 +0800 Subject: [PATCH] riscv: hwprobe: Add SiFive xsfvfwmaccqqq vendor extension Add hwprobe for SiFive "xsfvfwmaccqqq" vendor extension. Signed-off-by: Cyan Yang Link: https://lore.kernel.org/r/20250418053239.4351-13-cyan.yang@sifive.com Signed-off-by: Palmer Dabbelt --- arch/riscv/include/uapi/asm/vendor/sifive.h | 1 + arch/riscv/kernel/vendor_extensions/sifive_hwprobe.c | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/riscv/include/uapi/asm/vendor/sifive.h b/arch/riscv/include/uapi/asm/vendor/sifive.h index b772d4631284..9f3278a4b298 100644 --- a/arch/riscv/include/uapi/asm/vendor/sifive.h +++ b/arch/riscv/include/uapi/asm/vendor/sifive.h @@ -3,3 +3,4 @@ #define RISCV_HWPROBE_VENDOR_EXT_XSFVQMACCDOD (1 << 0) #define RISCV_HWPROBE_VENDOR_EXT_XSFVQMACCQOQ (1 << 1) #define RISCV_HWPROBE_VENDOR_EXT_XSFVFNRCLIPXFQF (1 << 2) +#define RISCV_HWPROBE_VENDOR_EXT_XSFVFWMACCQQQ (1 << 3) diff --git a/arch/riscv/kernel/vendor_extensions/sifive_hwprobe.c b/arch/riscv/kernel/vendor_extensions/sifive_hwprobe.c index 2b9505079a9f..1f77f6309763 100644 --- a/arch/riscv/kernel/vendor_extensions/sifive_hwprobe.c +++ b/arch/riscv/kernel/vendor_extensions/sifive_hwprobe.c @@ -17,5 +17,6 @@ void hwprobe_isa_vendor_ext_sifive_0(struct riscv_hwprobe *pair, const struct cp VENDOR_EXT_KEY(XSFVQMACCDOD); VENDOR_EXT_KEY(XSFVQMACCQOQ); VENDOR_EXT_KEY(XSFVFNRCLIPXFQF); + VENDOR_EXT_KEY(XSFVFWMACCQQQ); }); } -- 2.50.1