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authorMarc Zyngier <maz@kernel.org>2023-05-01 21:21:41 +0300
committerMarc Zyngier <maz@kernel.org>2023-05-11 17:17:02 +0300
commite910baa9c1efdf7634519c135c6723b0fd499683 (patch)
treec60b6cf6550f726e14aee343978d54ddba78dff9
parentaaa2f14e6f3f34de8edfb13566110a0fe0d88785 (diff)
downloadlinux-e910baa9c1efdf7634519c135c6723b0fd499683.tar.xz
KVM: arm64: vgic: Add Apple M2 PRO/MAX cpus to the list of broken SEIS implementations
Unsurprisingly, the M2 PRO is also affected by the SEIS bug, so add it to the naughty list. And since M2 MAX is likely to be of the same ilk, flag it as well. Tested on a M2 PRO mini machine. Signed-off-by: Marc Zyngier <maz@kernel.org> Reviewed-by: Zenghui Yu <yuzenghui@huawei.com> Link: https://lore.kernel.org/r/20230501182141.39770-1-maz@kernel.org
-rw-r--r--arch/arm64/include/asm/cputype.h8
-rw-r--r--arch/arm64/kvm/vgic/vgic-v3.c4
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 683ca3af4084..5f6f84837a49 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -126,6 +126,10 @@
#define APPLE_CPU_PART_M1_FIRESTORM_MAX 0x029
#define APPLE_CPU_PART_M2_BLIZZARD 0x032
#define APPLE_CPU_PART_M2_AVALANCHE 0x033
+#define APPLE_CPU_PART_M2_BLIZZARD_PRO 0x034
+#define APPLE_CPU_PART_M2_AVALANCHE_PRO 0x035
+#define APPLE_CPU_PART_M2_BLIZZARD_MAX 0x038
+#define APPLE_CPU_PART_M2_AVALANCHE_MAX 0x039
#define AMPERE_CPU_PART_AMPERE1 0xAC3
@@ -181,6 +185,10 @@
#define MIDR_APPLE_M1_FIRESTORM_MAX MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M1_FIRESTORM_MAX)
#define MIDR_APPLE_M2_BLIZZARD MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_BLIZZARD)
#define MIDR_APPLE_M2_AVALANCHE MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_AVALANCHE)
+#define MIDR_APPLE_M2_BLIZZARD_PRO MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_BLIZZARD_PRO)
+#define MIDR_APPLE_M2_AVALANCHE_PRO MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_AVALANCHE_PRO)
+#define MIDR_APPLE_M2_BLIZZARD_MAX MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_BLIZZARD_MAX)
+#define MIDR_APPLE_M2_AVALANCHE_MAX MIDR_CPU_MODEL(ARM_CPU_IMP_APPLE, APPLE_CPU_PART_M2_AVALANCHE_MAX)
#define MIDR_AMPERE1 MIDR_CPU_MODEL(ARM_CPU_IMP_AMPERE, AMPERE_CPU_PART_AMPERE1)
/* Fujitsu Erratum 010001 affects A64FX 1.0 and 1.1, (v0r0 and v1r0) */
diff --git a/arch/arm64/kvm/vgic/vgic-v3.c b/arch/arm64/kvm/vgic/vgic-v3.c
index 469d816f356f..93a47a515c13 100644
--- a/arch/arm64/kvm/vgic/vgic-v3.c
+++ b/arch/arm64/kvm/vgic/vgic-v3.c
@@ -616,6 +616,10 @@ static const struct midr_range broken_seis[] = {
MIDR_ALL_VERSIONS(MIDR_APPLE_M1_FIRESTORM_MAX),
MIDR_ALL_VERSIONS(MIDR_APPLE_M2_BLIZZARD),
MIDR_ALL_VERSIONS(MIDR_APPLE_M2_AVALANCHE),
+ MIDR_ALL_VERSIONS(MIDR_APPLE_M2_BLIZZARD_PRO),
+ MIDR_ALL_VERSIONS(MIDR_APPLE_M2_AVALANCHE_PRO),
+ MIDR_ALL_VERSIONS(MIDR_APPLE_M2_BLIZZARD_MAX),
+ MIDR_ALL_VERSIONS(MIDR_APPLE_M2_AVALANCHE_MAX),
{},
};