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authorSai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>2020-06-25 16:01:23 +0530
committerWill Deacon <will@kernel.org>2020-06-25 20:18:57 +0100
commit108447fd0d1a34b0929cd26dc637c917a734ebab (patch)
tree02091066ccff67be8b0c0794780a9d97baf220b6
parent8dfe804a4031ca6ba3a3efb2048534249b64f3a5 (diff)
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arm64: Add KRYO{3,4}XX silver CPU cores to SSB safelist
QCOM KRYO{3,4}XX silver/LITTLE CPU cores are based on Cortex-A55 and are SSB safe, hence add them to SSB safelist -> arm64_ssb_cpus[]. Reported-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> Link: https://lore.kernel.org/r/20200625103123.7240-1-saiprakash.ranjan@codeaurora.org Signed-off-by: Will Deacon <will@kernel.org>
-rw-r--r--arch/arm64/kernel/cpu_errata.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index ad06d6802d2e..cf50c53e9357 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -460,6 +460,8 @@ static const struct midr_range arm64_ssb_cpus[] = {
MIDR_ALL_VERSIONS(MIDR_CORTEX_A53),
MIDR_ALL_VERSIONS(MIDR_CORTEX_A55),
MIDR_ALL_VERSIONS(MIDR_BRAHMA_B53),
+ MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_3XX_SILVER),
+ MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER),
{},
};