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Commit e82f6a22 authored by Oleg Perelet's avatar Oleg Perelet Committed by George Shen
Browse files

msm: kgsl: Add trace for throttling counters 



Trace active and idle counters and DCVS adjustement.

CRs-Fixed: 1055047
Change-Id: I60d30192c55efd8b0d5dc455343464d29648281e
Signed-off-by: default avatarOleg Perelet <operelet@codeaurora.org>
parent aaf356ab

drivers/gpu/msm/adreno.c

+9 −3
Original line number Diff line number Diff line
@@ -1279,7 +1279,7 @@ static void _setup_throttling_counters(struct adreno_device *adreno_dev) 


static uint64_t _read_throttling_counters(struct adreno_device *adreno_dev)

{

	int i;

	int i, adj;

	uint32_t th[ADRENO_GPMU_THROTTLE_COUNTERS];

	struct adreno_busy_data *busy = &adreno_dev->busy_data;
@@ -1300,8 +1300,14 @@ static uint64_t _read_throttling_counters(struct adreno_device *adreno_dev) 
			adreno_dev->gpmu_throttle_counters[i],

			&busy->throttle_cycles[i]);

	}

	i = th[CRC_MORE50PCT] - th[IDLE_10PCT];

	return th[CRC_50PCT] + th[CRC_LESS50PCT] / 3 + (i < 0 ? 0 : i) * 3;

	adj = th[CRC_MORE50PCT] - th[IDLE_10PCT];

	adj = th[CRC_50PCT] + th[CRC_LESS50PCT] / 3 + (adj < 0 ? 0 : adj) * 3;



	trace_kgsl_clock_throttling(

		th[IDLE_10PCT], th[CRC_50PCT],

		th[CRC_MORE50PCT], th[CRC_LESS50PCT],

		adj);

	return adj;

}



static void _update_threshold_count(struct adreno_device *adreno_dev,

drivers/gpu/msm/kgsl_trace.h

+35 −0
Original line number Diff line number Diff line
@@ -1192,6 +1192,41 @@ TRACE_EVENT(sparse_unbind, 
);





TRACE_EVENT(kgsl_clock_throttling,

	TP_PROTO(

		int idle_10pct,

		int crc_50pct,

		int crc_more50pct,

		int crc_less50pct,

		int adj

	),

	TP_ARGS(

		idle_10pct,

		crc_50pct,

		crc_more50pct,

		crc_less50pct,

		adj

	),

	TP_STRUCT__entry(

		__field(int, idle_10pct)

		__field(int, crc_50pct)

		__field(int, crc_more50pct)

		__field(int, crc_less50pct)

		__field(int, adj)

	),

	TP_fast_assign(

		__entry->idle_10pct = idle_10pct;

		__entry->crc_50pct = crc_50pct;

		__entry->crc_more50pct = crc_more50pct;

		__entry->crc_less50pct = crc_less50pct;

		__entry->adj = adj;

	),

	TP_printk("idle_10=%d crc_50=%d crc_more50=%d crc_less50=%d adj=%d",

		__entry->idle_10pct, __entry->crc_50pct, __entry->crc_more50pct,

		__entry->crc_less50pct, __entry->adj

	)

);



#endif /* _KGSL_TRACE_H */



/* This part must be outside protection */