linux-kernel - [PATCH 5/5] KVM: riscv: selftests: Add bfloat16 extension to get-reg-list test

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Message-Id: <65752029ed1ae331a9ac867a6fef2e63a797569e.1750164414.git.zhouquan@iscas.ac.cn>
Date: Tue, 17 Jun 2025 21:10:50 +0800
From: zhouquan@...as.ac.cn
To: anup@...infault.org,
	ajones@...tanamicro.com,
	atishp@...shpatra.org,
	paul.walmsley@...ive.com,
	palmer@...belt.com
Cc: linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	kvm@...r.kernel.org,
	kvm-riscv@...ts.infradead.org,
	Quan Zhou <zhouquan@...as.ac.cn>
Subject: [PATCH 5/5] KVM: riscv: selftests: Add bfloat16 extension to get-reg-list test

From: Quan Zhou <zhouquan@...as.ac.cn>

The KVM RISC-V allows Zfbfmin/Zvfbfmin/Zvfbfwma extensions for Guest/VM
so add them to get-reg-list test.

Signed-off-by: Quan Zhou <zhouquan@...as.ac.cn>
---
 tools/testing/selftests/kvm/riscv/get-reg-list.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/testing/selftests/kvm/riscv/get-reg-list.c b/tools/testing/selftests/kvm/riscv/get-reg-list.c
index ebdc34b58bad..e5a07e000b66 100644
--- a/tools/testing/selftests/kvm/riscv/get-reg-list.c
+++ b/tools/testing/selftests/kvm/riscv/get-reg-list.c
@@ -80,6 +80,7 @@ bool filter_reg(__u64 reg)
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZCF:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZCMOP:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZFA:
+	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZFBFMIN:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZFH:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZFHMIN:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZICBOM:
@@ -104,6 +105,8 @@ bool filter_reg(__u64 reg)
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZTSO:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVBB:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVBC:
+	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVFBFMIN:
+	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVFBFWMA:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVFH:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVFHMIN:
 	case KVM_REG_RISCV_ISA_EXT | KVM_REG_RISCV_ISA_SINGLE | KVM_RISCV_ISA_EXT_ZVKB:
@@ -535,6 +538,7 @@ static const char *isa_ext_single_id_to_str(__u64 reg_off)
 		KVM_ISA_EXT_ARR(ZCF),
 		KVM_ISA_EXT_ARR(ZCMOP),
 		KVM_ISA_EXT_ARR(ZFA),
+		KVM_ISA_EXT_ARR(ZFBFMIN),
 		KVM_ISA_EXT_ARR(ZFH),
 		KVM_ISA_EXT_ARR(ZFHMIN),
 		KVM_ISA_EXT_ARR(ZICBOM),
@@ -559,6 +563,8 @@ static const char *isa_ext_single_id_to_str(__u64 reg_off)
 		KVM_ISA_EXT_ARR(ZTSO),
 		KVM_ISA_EXT_ARR(ZVBB),
 		KVM_ISA_EXT_ARR(ZVBC),
+		KVM_ISA_EXT_ARR(ZVFBFMIN),
+		KVM_ISA_EXT_ARR(ZVFBFWMA),
 		KVM_ISA_EXT_ARR(ZVFH),
 		KVM_ISA_EXT_ARR(ZVFHMIN),
 		KVM_ISA_EXT_ARR(ZVKB),
@@ -1138,6 +1144,7 @@ KVM_ISA_EXT_SIMPLE_CONFIG(zcd, ZCD);
 KVM_ISA_EXT_SIMPLE_CONFIG(zcf, ZCF);
 KVM_ISA_EXT_SIMPLE_CONFIG(zcmop, ZCMOP);
 KVM_ISA_EXT_SIMPLE_CONFIG(zfa, ZFA);
+KVM_ISA_EXT_SIMPLE_CONFIG(zfbfmin, ZFBFMIN);
 KVM_ISA_EXT_SIMPLE_CONFIG(zfh, ZFH);
 KVM_ISA_EXT_SIMPLE_CONFIG(zfhmin, ZFHMIN);
 KVM_ISA_EXT_SUBLIST_CONFIG(zicbom, ZICBOM);
@@ -1162,6 +1169,8 @@ KVM_ISA_EXT_SIMPLE_CONFIG(zkt, ZKT);
 KVM_ISA_EXT_SIMPLE_CONFIG(ztso, ZTSO);
 KVM_ISA_EXT_SIMPLE_CONFIG(zvbb, ZVBB);
 KVM_ISA_EXT_SIMPLE_CONFIG(zvbc, ZVBC);
+KVM_ISA_EXT_SIMPLE_CONFIG(zvfbfmin, ZVFBFMIN);
+KVM_ISA_EXT_SIMPLE_CONFIG(zvfbfwma, ZVFBFWMA);
 KVM_ISA_EXT_SIMPLE_CONFIG(zvfh, ZVFH);
 KVM_ISA_EXT_SIMPLE_CONFIG(zvfhmin, ZVFHMIN);
 KVM_ISA_EXT_SIMPLE_CONFIG(zvkb, ZVKB);
@@ -1213,6 +1222,7 @@ struct vcpu_reg_list *vcpu_configs[] = {
 	&config_zcf,
 	&config_zcmop,
 	&config_zfa,
+	&config_zfbfmin,
 	&config_zfh,
 	&config_zfhmin,
 	&config_zicbom,
@@ -1237,6 +1247,8 @@ struct vcpu_reg_list *vcpu_configs[] = {
 	&config_ztso,
 	&config_zvbb,
 	&config_zvbc,
+	&config_zvfbfmin,
+	&config_zvfbfwma,
 	&config_zvfh,
 	&config_zvfhmin,
 	&config_zvkb,
-- 
2.34.1