diff --git a/drivers/android/vendor_hooks.c b/drivers/android/vendor_hooks.c index 9ba5ee6016cf..2f821f4b7c7e 100644 --- a/drivers/android/vendor_hooks.c +++ b/drivers/android/vendor_hooks.c @@ -401,6 +401,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_udp_recvmsg); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_tcp_recvmsg_stat); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_pci_d3_sleep); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_kmalloc_slab); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_disable_thermal_cooling_stats); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mmap_region); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_update_page_mapcount); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_add_page_to_lrulist); diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index f52708f310e0..3251b27fc5df 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -18,6 +18,7 @@ #include #include #include +#include #include "thermal_core.h" @@ -886,9 +887,22 @@ static struct attribute *cooling_device_stats_attrs[] = { NULL }; +static umode_t cooling_device_stats_is_visible(struct kobject *kobj, + struct attribute *attr, int attrno) +{ + struct thermal_cooling_device *cdev = to_cooling_device( + kobj_to_dev(kobj)); + + if (!cdev->stats) + return 0; + + return attr->mode; +} + static const struct attribute_group cooling_device_stats_attr_group = { .attrs = cooling_device_stats_attrs, - .name = "stats" + .name = "stats", + .is_visible = cooling_device_stats_is_visible, }; static void cooling_device_stats_setup(struct thermal_cooling_device *cdev) @@ -896,6 +910,12 @@ static void cooling_device_stats_setup(struct thermal_cooling_device *cdev) struct cooling_dev_stats *stats; unsigned long states; int var; + bool disable_cdev_stats = false; + + trace_android_vh_disable_thermal_cooling_stats(cdev, + &disable_cdev_stats); + if (disable_cdev_stats) + return; if (cdev->ops->get_max_state(cdev, &states)) return; diff --git a/include/trace/hooks/thermal.h b/include/trace/hooks/thermal.h index 5e61ecd38425..c438ab6ef5b6 100644 --- a/include/trace/hooks/thermal.h +++ b/include/trace/hooks/thermal.h @@ -24,6 +24,11 @@ DECLARE_HOOK(android_vh_thermal_pm_notify_suspend, TP_PROTO(struct thermal_zone_device *tz, int *irq_wakeable), TP_ARGS(tz, irq_wakeable)); +struct thermal_cooling_device; +DECLARE_HOOK(android_vh_disable_thermal_cooling_stats, + TP_PROTO(struct thermal_cooling_device *cdev, bool *disable_stats), + TP_ARGS(cdev, disable_stats)); + #endif /* _TRACE_HOOK_THERMAL_H */ /* This part must be outside protection */ #include