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authorWill Deacon <will@kernel.org>2025-09-24 18:33:53 +0300
committerWill Deacon <will@kernel.org>2025-09-24 18:33:53 +0300
commit3d751c56c9de79b1624e45aba404177115b268c0 (patch)
treeb0ee8fc04a2890ed5aaafd41525f02424593c61d /arch/arm64/include
parent5647d32f514ecac98760d60a77c1fcfbc5fb2ed0 (diff)
parent8fca3852e33d762b8d8beed5458c99ffb7fd5975 (diff)
downloadlinux-3d751c56c9de79b1624e45aba404177115b268c0.tar.xz
Merge branch 'for-next/cpufeature' into for-next/core
* for-next/cpufeature: arm64: cpufeature: add Neoverse-V3AE to BBML2 allow list arm64: errata: Apply workarounds for Neoverse-V3AE arm64: cputype: Add Neoverse-V3AE definitions arm64: cpufeature: add AmpereOne to BBML2 allow list arm64: cpufeature: Add Olympus MIDR to BBML2 allow list arm64: cputype: Add NVIDIA Olympus definitions arm64: cputype: Remove duplicate Cortex-X1C definitions arm64: errata: Expand speculative SSBS workaround for Cortex-A720AE arm64: cputype: Add Cortex-A720AE definitions arm64/hwcap: Add hwcap for FEAT_LSFE
Diffstat (limited to 'arch/arm64/include')
-rw-r--r--arch/arm64/include/asm/cputype.h8
-rw-r--r--arch/arm64/include/asm/hwcap.h1
-rw-r--r--arch/arm64/include/uapi/asm/hwcap.h1
3 files changed, 8 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 661735616787..9b00b75acbf2 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -81,7 +81,6 @@
#define ARM_CPU_PART_CORTEX_A78AE 0xD42
#define ARM_CPU_PART_CORTEX_X1 0xD44
#define ARM_CPU_PART_CORTEX_A510 0xD46
-#define ARM_CPU_PART_CORTEX_X1C 0xD4C
#define ARM_CPU_PART_CORTEX_A520 0xD80
#define ARM_CPU_PART_CORTEX_A710 0xD47
#define ARM_CPU_PART_CORTEX_A715 0xD4D
@@ -93,9 +92,11 @@
#define ARM_CPU_PART_NEOVERSE_V2 0xD4F
#define ARM_CPU_PART_CORTEX_A720 0xD81
#define ARM_CPU_PART_CORTEX_X4 0xD82
+#define ARM_CPU_PART_NEOVERSE_V3AE 0xD83
#define ARM_CPU_PART_NEOVERSE_V3 0xD84
#define ARM_CPU_PART_CORTEX_X925 0xD85
#define ARM_CPU_PART_CORTEX_A725 0xD87
+#define ARM_CPU_PART_CORTEX_A720AE 0xD89
#define ARM_CPU_PART_NEOVERSE_N3 0xD8E
#define APM_CPU_PART_XGENE 0x000
@@ -129,6 +130,7 @@
#define NVIDIA_CPU_PART_DENVER 0x003
#define NVIDIA_CPU_PART_CARMEL 0x004
+#define NVIDIA_CPU_PART_OLYMPUS 0x010
#define FUJITSU_CPU_PART_A64FX 0x001
@@ -170,7 +172,6 @@
#define MIDR_CORTEX_A78AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78AE)
#define MIDR_CORTEX_X1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X1)
#define MIDR_CORTEX_A510 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A510)
-#define MIDR_CORTEX_X1C MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X1C)
#define MIDR_CORTEX_A520 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A520)
#define MIDR_CORTEX_A710 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A710)
#define MIDR_CORTEX_A715 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A715)
@@ -182,9 +183,11 @@
#define MIDR_NEOVERSE_V2 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V2)
#define MIDR_CORTEX_A720 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A720)
#define MIDR_CORTEX_X4 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X4)
+#define MIDR_NEOVERSE_V3AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V3AE)
#define MIDR_NEOVERSE_V3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V3)
#define MIDR_CORTEX_X925 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X925)
#define MIDR_CORTEX_A725 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A725)
+#define MIDR_CORTEX_A720AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A720AE)
#define MIDR_NEOVERSE_N3 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N3)
#define MIDR_THUNDERX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX)
#define MIDR_THUNDERX_81XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX_81XX)
@@ -220,6 +223,7 @@
#define MIDR_NVIDIA_DENVER MIDR_CPU_MODEL(ARM_CPU_IMP_NVIDIA, NVIDIA_CPU_PART_DENVER)
#define MIDR_NVIDIA_CARMEL MIDR_CPU_MODEL(ARM_CPU_IMP_NVIDIA, NVIDIA_CPU_PART_CARMEL)
+#define MIDR_NVIDIA_OLYMPUS MIDR_CPU_MODEL(ARM_CPU_IMP_NVIDIA, NVIDIA_CPU_PART_OLYMPUS)
#define MIDR_FUJITSU_A64FX MIDR_CPU_MODEL(ARM_CPU_IMP_FUJITSU, FUJITSU_CPU_PART_A64FX)
#define MIDR_HISI_TSV110 MIDR_CPU_MODEL(ARM_CPU_IMP_HISI, HISI_CPU_PART_TSV110)
#define MIDR_HISI_HIP09 MIDR_CPU_MODEL(ARM_CPU_IMP_HISI, HISI_CPU_PART_HIP09)
diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h
index 13f94c8ddfc0..6d567265467c 100644
--- a/arch/arm64/include/asm/hwcap.h
+++ b/arch/arm64/include/asm/hwcap.h
@@ -178,6 +178,7 @@
#define __khwcap3_feature(x) (const_ilog2(HWCAP3_ ## x) + 128)
#define KERNEL_HWCAP_MTE_FAR __khwcap3_feature(MTE_FAR)
#define KERNEL_HWCAP_MTE_STORE_ONLY __khwcap3_feature(MTE_STORE_ONLY)
+#define KERNEL_HWCAP_LSFE __khwcap3_feature(LSFE)
/*
* This yields a mask that user programs can use to figure out what
diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h
index 72c78468b806..575564ecdb0b 100644
--- a/arch/arm64/include/uapi/asm/hwcap.h
+++ b/arch/arm64/include/uapi/asm/hwcap.h
@@ -145,5 +145,6 @@
*/
#define HWCAP3_MTE_FAR (1UL << 0)
#define HWCAP3_MTE_STORE_ONLY (1UL << 1)
+#define HWCAP3_LSFE (1UL << 2)
#endif /* _UAPI__ASM_HWCAP_H */