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msm: kgsl: Add trace for throttling counters

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Trace active and idle counters and DCVS adjustement.

CRs-Fixed: 1055047
Change-Id: I60d30192c55efd8b0d5dc455343464d29648281e
Signed-off-by: Oleg Perelet <operelet@codeaurora.org>
This commit is contained in:
Oleg Perelet 2016-08-30 14:27:33 -07:00 • committed by George Shen
parent aaf356abef
commit e82f6a22ad
2 changed files with 44 additions and 3 deletions
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12
drivers/gpu/msm/adreno.c
View file

@ -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,

35
drivers/gpu/msm/kgsl_trace.h
View file

@ -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 */