diff mbox series

[4/9] riscv: add ISA extension parsing for Zam

Message ID 20231213113308.133176-5-cleger@rivosinc.com (mailing list archive)
State Changes Requested
Headers show
Series riscv: hwprobe: add Zicond, Zam, Zacas and Ztso support | expand

Checks

Context Check Description
conchuod/vmtest-for-next-PR warning PR summary
conchuod/patch-4-test-1 success .github/scripts/patches/build_rv32_defconfig.sh
conchuod/patch-4-test-2 success .github/scripts/patches/build_rv64_clang_allmodconfig.sh
conchuod/patch-4-test-3 success .github/scripts/patches/build_rv64_gcc_allmodconfig.sh
conchuod/patch-4-test-4 success .github/scripts/patches/build_rv64_nommu_k210_defconfig.sh
conchuod/patch-4-test-5 success .github/scripts/patches/build_rv64_nommu_virt_defconfig.sh
conchuod/patch-4-test-6 success .github/scripts/patches/checkpatch.sh
conchuod/patch-4-test-7 success .github/scripts/patches/dtb_warn_rv64.sh
conchuod/patch-4-test-8 success .github/scripts/patches/header_inline.sh
conchuod/patch-4-test-9 success .github/scripts/patches/kdoc.sh
conchuod/patch-4-test-10 success .github/scripts/patches/module_param.sh
conchuod/patch-4-test-11 success .github/scripts/patches/verify_fixes.sh
conchuod/patch-4-test-12 success .github/scripts/patches/verify_signedoff.sh

Commit Message

Clément Léger Dec. 13, 2023, 11:33 a.m. UTC
Add parsing for Zam ISA extension which is part of the riscv-isa manual
but was not added to ISA parsing up to now.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
---
 arch/riscv/include/asm/hwcap.h | 1 +
 arch/riscv/kernel/cpufeature.c | 1 +
 2 files changed, 2 insertions(+)

Comments

Conor Dooley Dec. 14, 2023, 2:14 p.m. UTC | #1
On Wed, Dec 13, 2023 at 12:33:00PM +0100, Clément Léger wrote:
> Add parsing for Zam ISA extension which is part of the riscv-isa manual
> but was not added to ISA parsing up to now.

This does not appear to be frozen or ratified, NAK.

Cheers,
Conor.

> 
> Signed-off-by: Clément Léger <cleger@rivosinc.com>
> ---
>  arch/riscv/include/asm/hwcap.h | 1 +
>  arch/riscv/kernel/cpufeature.c | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h
> index 3b31efe2f716..016faa08c8ba 100644
> --- a/arch/riscv/include/asm/hwcap.h
> +++ b/arch/riscv/include/asm/hwcap.h
> @@ -85,6 +85,7 @@
>  #define RISCV_ISA_EXT_ZVFHMIN		70
>  #define RISCV_ISA_EXT_ZFA		71
>  #define RISCV_ISA_EXT_ZTSO		72
> +#define RISCV_ISA_EXT_ZAM		73
>  
>  #define RISCV_ISA_EXT_MAX		128
>  #define RISCV_ISA_EXT_INVALID		U32_MAX
> diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
> index 3eb48a0eecb3..e999320398b7 100644
> --- a/arch/riscv/kernel/cpufeature.c
> +++ b/arch/riscv/kernel/cpufeature.c
> @@ -259,6 +259,7 @@ const struct riscv_isa_ext_data riscv_isa_ext[] = {
>  	__RISCV_ISA_EXT_DATA(zihintntl, RISCV_ISA_EXT_ZIHINTNTL),
>  	__RISCV_ISA_EXT_DATA(zihintpause, RISCV_ISA_EXT_ZIHINTPAUSE),
>  	__RISCV_ISA_EXT_DATA(zihpm, RISCV_ISA_EXT_ZIHPM),
> +	__RISCV_ISA_EXT_DATA(zam, RISCV_ISA_EXT_ZAM),
>  	__RISCV_ISA_EXT_DATA(zfa, RISCV_ISA_EXT_ZFA),
>  	__RISCV_ISA_EXT_DATA(zfh, RISCV_ISA_EXT_ZFH),
>  	__RISCV_ISA_EXT_DATA(zfhmin, RISCV_ISA_EXT_ZFHMIN),
> -- 
> 2.43.0
>
diff mbox series

Patch

diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h
index 3b31efe2f716..016faa08c8ba 100644
--- a/arch/riscv/include/asm/hwcap.h
+++ b/arch/riscv/include/asm/hwcap.h
@@ -85,6 +85,7 @@ 
 #define RISCV_ISA_EXT_ZVFHMIN		70
 #define RISCV_ISA_EXT_ZFA		71
 #define RISCV_ISA_EXT_ZTSO		72
+#define RISCV_ISA_EXT_ZAM		73
 
 #define RISCV_ISA_EXT_MAX		128
 #define RISCV_ISA_EXT_INVALID		U32_MAX
diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
index 3eb48a0eecb3..e999320398b7 100644
--- a/arch/riscv/kernel/cpufeature.c
+++ b/arch/riscv/kernel/cpufeature.c
@@ -259,6 +259,7 @@  const struct riscv_isa_ext_data riscv_isa_ext[] = {
 	__RISCV_ISA_EXT_DATA(zihintntl, RISCV_ISA_EXT_ZIHINTNTL),
 	__RISCV_ISA_EXT_DATA(zihintpause, RISCV_ISA_EXT_ZIHINTPAUSE),
 	__RISCV_ISA_EXT_DATA(zihpm, RISCV_ISA_EXT_ZIHPM),
+	__RISCV_ISA_EXT_DATA(zam, RISCV_ISA_EXT_ZAM),
 	__RISCV_ISA_EXT_DATA(zfa, RISCV_ISA_EXT_ZFA),
 	__RISCV_ISA_EXT_DATA(zfh, RISCV_ISA_EXT_ZFH),
 	__RISCV_ISA_EXT_DATA(zfhmin, RISCV_ISA_EXT_ZFHMIN),