From a705901fc24e9bc3cbb5a910802cba07ce3d768f Mon Sep 17 00:00:00 2001 From: Minecrell Date: Sun, 1 Dec 2019 19:10:22 +0100 Subject: [PATCH 03/78] ARM: qcom: Add qcom,arm-cortex-acc SMP operations for MSM8916 --- arch/arm/mach-qcom/platsmp.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/mach-qcom/platsmp.c b/arch/arm/mach-qcom/platsmp.c index 630a038f4..04a0d4d07 100644 --- a/arch/arm/mach-qcom/platsmp.c +++ b/arch/arm/mach-qcom/platsmp.c @@ -291,6 +291,13 @@ static int kpssv2_boot_secondary(unsigned int cpu, struct task_struct *idle) return qcom_boot_secondary(cpu, kpssv2_release_secondary); } +extern int qcom_cortex_a_release_secondary(unsigned int cpu); + +static int cortex_a_boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + return qcom_boot_secondary(cpu, qcom_cortex_a_release_secondary); +} + static void __init qcom_smp_prepare_cpus(unsigned int max_cpus) { int cpu; @@ -332,3 +339,12 @@ static const struct smp_operations qcom_smp_kpssv2_ops __initconst = { #endif }; CPU_METHOD_OF_DECLARE(qcom_smp_kpssv2, "qcom,kpss-acc-v2", &qcom_smp_kpssv2_ops); + +static const struct smp_operations qcom_smp_cortex_a_ops __initconst = { + .smp_prepare_cpus = qcom_smp_prepare_cpus, + .smp_boot_secondary = cortex_a_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = qcom_cpu_die, +#endif +}; +CPU_METHOD_OF_DECLARE(qcom_smp_cortex_a, "qcom,arm-cortex-acc", &qcom_smp_cortex_a_ops); -- 2.31.1