diff --git a/drivers/android/vendor_hooks.c b/drivers/android/vendor_hooks.c index 3fdcfed12c41..efaee731f592 100644 --- a/drivers/android/vendor_hooks.c +++ b/drivers/android/vendor_hooks.c @@ -15,6 +15,7 @@ #include #include #include +#include /* * Export tracepoints that act as a bare tracehook (ie: have no trace event @@ -42,6 +43,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_write_wait_finish); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_sched_show_task); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ptype_head); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_kfree_skb); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_arch_set_freq_scale); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_transaction_init); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_set_priority); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_restore_priority); diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index c0cf9ef5c2f5..f6802ee94bbf 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -20,6 +20,7 @@ #include #include #include +#include DEFINE_PER_CPU(unsigned long, freq_scale) = SCHED_CAPACITY_SCALE; DEFINE_PER_CPU(unsigned long, max_cpu_freq); @@ -33,7 +34,9 @@ void arch_set_freq_scale(struct cpumask *cpus, unsigned long cur_freq, scale = (cur_freq << SCHED_CAPACITY_SHIFT) / max_freq; - for_each_cpu(i, cpus) { + trace_android_vh_arch_set_freq_scale(cur_freq, max_freq, &scale); + + for_each_cpu(i, cpus){ per_cpu(freq_scale, i) = scale; per_cpu(max_cpu_freq, i) = max_freq; } @@ -54,6 +57,8 @@ void arch_set_max_freq_scale(struct cpumask *cpus, scale = (policy_max_freq << SCHED_CAPACITY_SHIFT) / max_freq; + trace_android_vh_arch_set_freq_scale(policy_max_freq, max_freq, &scale); + for_each_cpu(cpu, cpus) per_cpu(max_freq_scale, cpu) = scale; } diff --git a/include/trace/hooks/topology.h b/include/trace/hooks/topology.h new file mode 100644 index 000000000000..65ee1962b833 --- /dev/null +++ b/include/trace/hooks/topology.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM topology + +#define TRACE_INCLUDE_PATH trace/hooks + +#if !defined(_TRACE_HOOK_TOPOLOGY_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_TOPOLOGY_H + +#include +#include + +#if defined(CONFIG_TRACEPOINTS) && defined(CONFIG_ANDROID_VENDOR_HOOKS) + +DECLARE_HOOK(android_vh_arch_set_freq_scale, + TP_PROTO(unsigned long freq, unsigned long max, unsigned long *scale), + TP_ARGS(freq, max, scale)); + +#else + +#define trace_android_vh_arch_set_freq_scale(freq, max, scale) + +#endif + +#endif /* _TRACE_HOOK_TOPOLOGY_H */ +/* This part must be outside protection */ +#include