Merge "PM / devfreq: governor_cache_hwmon: Add mrps and freq vote traces" (60446f5b) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/devfreq/governor_cache_hwmon.c

+5 −6

Original line number	Diff line number	Diff line
		@@ -28,6 +28,7 @@
		#include <linux/platform_device.h>
		#include <linux/of.h>
		#include <linux/devfreq.h>
		#include <trace/events/power.h>
		#include "governor.h"
		#include "governor_cache_hwmon.h"

		@@ -134,12 +135,9 @@ static unsigned long measure_mrps_and_set_irq(struct cache_hwmon_node *node,

		preempt_enable();

		dev_dbg(hw->df->dev.parent,
		"stat H=%3lu, M=%3lu, L=%3lu, T=%3lu, b=%3u, f=%4lu, us=%d\n",
		stat->mrps[HIGH], stat->mrps[MED], stat->mrps[LOW],
		stat->mrps[HIGH] + stat->mrps[MED] + stat->mrps[LOW],
		stat->busy_percent, hw->df->previous_freq / 1000, us);

		trace_cache_hwmon_meas(dev_name(hw->df->dev.parent), stat->mrps[HIGH],
		stat->mrps[MED], stat->mrps[LOW],
		stat->busy_percent, us);
		return 0;
		}

		@@ -168,6 +166,7 @@ static void compute_cache_freq(struct cache_hwmon_node *node,

		new_mhz += node->guard_band_mhz;
		freq = new_mhz 1000;
		trace_cache_hwmon_update(dev_name(node->hw->df->dev.parent), *freq);
		}

		#define TOO_SOON_US (1 * USEC_PER_MSEC)

+43 −0

Original line number	Diff line number	Diff line
		@@ -930,6 +930,49 @@ TRACE_EVENT(bw_hwmon_update,
		__entry->down_thres)
		);

		TRACE_EVENT(cache_hwmon_meas,
		TP_PROTO(const char *name, unsigned long high_mrps,
		unsigned long med_mrps, unsigned long low_mrps,
		unsigned int busy_percent, unsigned int us),
		TP_ARGS(name, high_mrps, med_mrps, low_mrps, busy_percent, us),
		TP_STRUCT__entry(
		__string(name, name)
		__field(unsigned long, high_mrps)
		__field(unsigned long, med_mrps)
		__field(unsigned long, low_mrps)
		__field(unsigned long, total_mrps)
		__field(unsigned int, busy_percent)
		__field(unsigned int, us)
		),
		TP_fast_assign(
		__assign_str(name, name);
		__entry->high_mrps = high_mrps;
		__entry->med_mrps = med_mrps;
		__entry->low_mrps = low_mrps;
		__entry->total_mrps = high_mrps + med_mrps + low_mrps;
		__entry->busy_percent = busy_percent;
		__entry->us = us;
		),
		TP_printk("dev=%s H=%lu M=%lu L=%lu T=%lu busy_pct=%u period=%u",
		__get_str(name), __entry->high_mrps, __entry->med_mrps,
		__entry->low_mrps, __entry->total_mrps,
		__entry->busy_percent, __entry->us)
		);

		TRACE_EVENT(cache_hwmon_update,
		TP_PROTO(const char *name, unsigned long freq_mhz),
		TP_ARGS(name, freq_mhz),
		TP_STRUCT__entry(
		__string(name, name)
		__field(unsigned long, freq)
		),
		TP_fast_assign(
		__assign_str(name, name);
		__entry->freq = freq_mhz;
		),
		TP_printk("dev=%s freq=%lu", __get_str(name), __entry->freq)
		);

		#endif /* _TRACE_POWER_H */

		/* This part must be outside protection */