[PATCH v8 22/29] riscv/hwprobe: zicfilp / zicfiss enumeration in hwprobe
Deepak Gupta
debug at rivosinc.com
Mon Nov 11 12:54:07 PST 2024
Adding enumeration of zicfilp and zicfiss extensions in hwprobe syscall.
Signed-off-by: Deepak Gupta <debug at 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 3af142b99f77..ca64b07927cb 100644
--- a/arch/riscv/include/uapi/asm/hwprobe.h
+++ b/arch/riscv/include/uapi/asm/hwprobe.h
@@ -73,6 +73,8 @@ struct riscv_hwprobe {
#define RISCV_HWPROBE_EXT_ZCMOP (1ULL << 47)
#define RISCV_HWPROBE_EXT_ZAWRS (1ULL << 48)
#define RISCV_HWPROBE_EXT_SUPM (1ULL << 49)
+#define RISCV_HWPROBE_EXT_ZICFILP (1ULL << 50)
+#define RISCV_HWPROBE_EXT_ZICFISS (1ULL << 51)
#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 9050f3246264..716d72abec60 100644
--- a/arch/riscv/kernel/sys_hwprobe.c
+++ b/arch/riscv/kernel/sys_hwprobe.c
@@ -107,6 +107,8 @@ static void hwprobe_isa_ext0(struct riscv_hwprobe *pair,
EXT_KEY(ZCB);
EXT_KEY(ZCMOP);
EXT_KEY(ZICBOZ);
+ EXT_KEY(ZICFILP);
+ EXT_KEY(ZICFISS);
EXT_KEY(ZICOND);
EXT_KEY(ZIHINTNTL);
EXT_KEY(ZIHINTPAUSE);
--
2.45.0
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