[PATCH 2/2] arm64: Apply existing Apple CPU workarounds to M3 and M4

[Michael Reeves via B4 Relay]

From: Michael Reeves <michael.reeves077 at gmail.com>

Add M3, M3 Pro, M3 Max and base M4 to apple_cpus so they receive the
existing PMU trap and broken SEIS workarounds needed by KVM.

Co-developed-by: Yureka Lilian <yureka at cyberchaos.dev>
Signed-off-by: Yureka Lilian <yureka at cyberchaos.dev>
Tested-by: Yureka Lilian <yureka at cyberchaos.dev>
Tested-by: Myria Sarvay <myrialsarvay at gmail.com>
Signed-off-by: Michael Reeves <michael.reeves077 at gmail.com>
---
 arch/arm64/kernel/cpu_errata.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index e0c094025..8a7703b86 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -288,6 +288,14 @@ static const struct midr_range apple_cpus[] = {
 	MIDR_ALL_VERSIONS(MIDR_APPLE_M2_AVALANCHE_PRO),
 	MIDR_ALL_VERSIONS(MIDR_APPLE_M2_BLIZZARD_MAX),
 	MIDR_ALL_VERSIONS(MIDR_APPLE_M2_AVALANCHE_MAX),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_SAWTOOTH),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_EVEREST),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_SAWTOOTH_PRO),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_EVEREST_PRO),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_SAWTOOTH_MAX),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M3_EVEREST_MAX),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M4_DONAN_ECORE),
+	MIDR_ALL_VERSIONS(MIDR_APPLE_M4_DONAN_PCORE),
 	{},
 };
 

-- 
2.56.0