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Subject[PATCH v2] arm64: cpufeature: Enable Qualcomm Falkor errata 1009 for Kryo
Date
The Kryo cores share errata 1009 with Falkor, so add their model
definitions and enable it for them as well.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

Changes since v1:
- Use is_kryo_midr(), rather than listing each individual model.

arch/arm64/kernel/cpu_errata.c | 20 ++++++++++++++------
1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 3facd5ca52ed..613075817abe 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -623,17 +623,23 @@ static const struct midr_range arm64_harden_el2_vectors[] = {
#endif

#ifdef CONFIG_ARM64_WORKAROUND_REPEAT_TLBI
-
-static const struct midr_range arm64_repeat_tlbi_cpus[] = {
+static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = {
#ifdef CONFIG_QCOM_FALKOR_ERRATUM_1009
- MIDR_RANGE(MIDR_QCOM_FALKOR_V1, 0, 0, 0, 0),
+ {
+ ERRATA_MIDR_REV(MIDR_QCOM_FALKOR_V1, 0, 0)
+ },
+ {
+ .midr_range.model = MIDR_QCOM_KRYO,
+ .matches = is_kryo_midr,
+ },
#endif
#ifdef CONFIG_ARM64_ERRATUM_1286807
- MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 0),
+ {
+ ERRATA_MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 0),
+ },
#endif
{},
};
-
#endif

#ifdef CONFIG_CAVIUM_ERRATUM_27456
@@ -789,7 +795,9 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
{
.desc = "Qualcomm erratum 1009, ARM erratum 1286807",
.capability = ARM64_WORKAROUND_REPEAT_TLBI,
- ERRATA_MIDR_RANGE_LIST(arm64_repeat_tlbi_cpus),
+ .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
+ .matches = cpucap_multi_entry_cap_matches,
+ .match_list = arm64_repeat_tlbi_list,
},
#endif
#ifdef CONFIG_ARM64_ERRATUM_858921
--
2.23.0
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