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Message-Id: <20180425233121.13270-5-jeremy.linton@arm.com> Date: Wed, 25 Apr 2018 18:31:12 -0500 From: Jeremy Linton <jeremy.linton@....com> To: linux-acpi@...r.kernel.org Cc: Sudeep.Holla@....com, linux-arm-kernel@...ts.infradead.org, Lorenzo.Pieralisi@....com, hanjun.guo@...aro.org, rjw@...ysocki.net, Will.Deacon@....com, Catalin.Marinas@....com, gregkh@...uxfoundation.org, Mark.Rutland@....com, linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, wangxiongfeng2@...wei.com, vkilari@...eaurora.org, ahs3@...hat.com, Dietmar.Eggemann@....com, Morten.Rasmussen@....com, palmer@...ive.com, lenb@...nel.org, john.garry@...wei.com, austinwc@...eaurora.org, tnowicki@...iumnetworks.com, jhugo@....qualcomm.com, timur@....qualcomm.com, ard.biesheuvel@...aro.org, Jeremy Linton <jeremy.linton@....com> Subject: [PATCH v8 04/13] arm64/acpi: Create arch specific cpu to acpi id helper Its helpful to be able to lookup the acpi_processor_id associated with a logical cpu. Provide an arm64 helper to do this. Signed-off-by: Jeremy Linton <jeremy.linton@....com> --- arch/arm64/include/asm/acpi.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index 32f465a80e4e..0db62a4cbce2 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -86,6 +86,10 @@ static inline bool acpi_has_cpu_in_madt(void) } struct acpi_madt_generic_interrupt *acpi_cpu_get_madt_gicc(int cpu); +static inline u32 get_acpi_id_for_cpu(unsigned int cpu) +{ + return acpi_cpu_get_madt_gicc(cpu)->uid; +} static inline void arch_fix_phys_package_id(int num, u32 slot) { } void __init acpi_init_cpus(void); -- 2.13.6
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