diff mbox series

[-next,v17,17/20] riscv: kvm: Add V extension to KVM ISA

Message ID 20230327164941.20491-18-andy.chiu@sifive.com (mailing list archive)
State Superseded
Headers show
Series riscv: Add vector ISA support | expand

Checks

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conchuod/tree_selection success Guessed tree name to be for-next at HEAD d34a6b715a23
conchuod/fixes_present success Fixes tag not required for -next series
conchuod/maintainers_pattern success MAINTAINERS pattern errors before the patch: 1 and now 1
conchuod/verify_signedoff success Signed-off-by tag matches author and committer
conchuod/kdoc success Errors and warnings before: 0 this patch: 0
conchuod/build_rv64_clang_allmodconfig success Errors and warnings before: 18 this patch: 18
conchuod/module_param success Was 0 now: 0
conchuod/build_rv64_gcc_allmodconfig success Errors and warnings before: 34 this patch: 34
conchuod/build_rv32_defconfig success Build OK
conchuod/dtb_warn_rv64 success Errors and warnings before: 3 this patch: 3
conchuod/header_inline success No static functions without inline keyword in header files
conchuod/checkpatch success total: 0 errors, 0 warnings, 0 checks, 14 lines checked
conchuod/source_inline success Was 0 now: 0
conchuod/build_rv64_nommu_k210_defconfig success Build OK
conchuod/verify_fixes success No Fixes tag
conchuod/build_rv64_nommu_virt_defconfig success Build OK

Commit Message

Andy Chiu March 27, 2023, 4:49 p.m. UTC 
From: Vincent Chen <vincent.chen@sifive.com>

Add V extension to KVM isa extension list to enable supporting of V
extension on VCPUs.

Signed-off-by: Vincent Chen <vincent.chen@sifive.com>
Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
Signed-off-by: Andy Chiu <andy.chiu@sifive.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Acked-by: Anup Patel <anup@brainfault.org>
---
 arch/riscv/include/uapi/asm/kvm.h | 1 +
 arch/riscv/kvm/vcpu.c             | 1 +
 2 files changed, 2 insertions(+)

Comments

Heiko Stübner March 31, 2023, 1:36 p.m. UTC | #1 
Am Montag, 27. März 2023, 18:49:37 CEST schrieb Andy Chiu:
> From: Vincent Chen <vincent.chen@sifive.com>
> 
> Add V extension to KVM isa extension list to enable supporting of V
> extension on VCPUs.
> 
> Signed-off-by: Vincent Chen <vincent.chen@sifive.com>
> Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
> Signed-off-by: Andy Chiu <andy.chiu@sifive.com>
> Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
> Reviewed-by: Anup Patel <anup@brainfault.org>
> Acked-by: Anup Patel <anup@brainfault.org>

Reviewed-by: Heiko Stuebner <heiko.stuebner@vrull.eu>
diff mbox series

Patch

diff --git a/arch/riscv/include/uapi/asm/kvm.h b/arch/riscv/include/uapi/asm/kvm.h
index e44c1e90eaa7..d562dcb929ea 100644
--- a/arch/riscv/include/uapi/asm/kvm.h
+++ b/arch/riscv/include/uapi/asm/kvm.h
@@ -107,6 +107,7 @@  enum KVM_RISCV_ISA_EXT_ID {
 	KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
 	KVM_RISCV_ISA_EXT_ZICBOM,
 	KVM_RISCV_ISA_EXT_ZICBOZ,
+	KVM_RISCV_ISA_EXT_V,
 	KVM_RISCV_ISA_EXT_MAX,
 };
 
diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c
index 6adb1b6112a1..bfdd5b73d462 100644
--- a/arch/riscv/kvm/vcpu.c
+++ b/arch/riscv/kvm/vcpu.c
@@ -57,6 +57,7 @@  static const unsigned long kvm_isa_ext_arr[] = {
 	[KVM_RISCV_ISA_EXT_H] = RISCV_ISA_EXT_h,
 	[KVM_RISCV_ISA_EXT_I] = RISCV_ISA_EXT_i,
 	[KVM_RISCV_ISA_EXT_M] = RISCV_ISA_EXT_m,
+	[KVM_RISCV_ISA_EXT_V] = RISCV_ISA_EXT_v,
 
 	KVM_ISA_EXT_ARR(SSTC),
 	KVM_ISA_EXT_ARR(SVINVAL),