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pw-top: handle invalid timings

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Handle invalid signal, awake and finish timings by placing
*** instead of huge numbers.
This commit is contained in:
Wim Taymans 2022-04-19 17:35:51 +02:00
parent 7b225708e9
commit ee2b20a55c
1 changed files with 23 additions and 8 deletions
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31
src/tools/pw-top.c
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@ -230,7 +230,9 @@ static int process_follower_block(struct data *d, const struct spa_pod *pod, str
static const char *print_time(char *buf, size_t len, uint64_t val)
{
if (val < 1000000llu)
if (val == (uint64_t)-1)
snprintf(buf, len, " *** ");
else if (val < 1000000llu)
snprintf(buf, len, "%5.1fµs", val/1000.f);
else if (val < 1000000000llu)
snprintf(buf, len, "%5.1fms", val/1000000.f);
@ -239,9 +241,14 @@ static const char *print_time(char *buf, size_t len, uint64_t val)
return buf;
}
static const char *print_perc(char *buf, size_t len, float val, float quantum)
static const char *print_perc(char *buf, size_t len, uint64_t val, float quantum)
{
snprintf(buf, len, "%5.2f", quantum == 0.0f ? 0.0f : val/quantum);
if (val == (uint64_t)-1) {
snprintf(buf, len, " *** ");
} else {
float frac = val / 1000000000.f;
snprintf(buf, len, "%5.2f", quantum == 0.0f ? 0.0f : frac/quantum);
}
return buf;
}
@ -251,7 +258,8 @@ static void print_node(struct data *d, struct driver *i, struct node *n, int y)
char buf2[64];
char buf3[64];
char buf4[64];
float waiting, busy, quantum;
uint64_t waiting, busy;
float quantum;
struct spa_fraction frac;
if (n->driver == n)
@ -264,15 +272,22 @@ static void print_node(struct data *d, struct driver *i, struct node *n, int y)
else
quantum = 0.0;
waiting = (n->measurement.awake - n->measurement.signal) / 1000000000.f,
busy = (n->measurement.finish - n->measurement.awake) / 1000000000.f,
if (n->measurement.awake >= n->measurement.signal)
waiting = n->measurement.awake - n->measurement.signal;
else
waiting = -1;
if (n->measurement.finish >= n->measurement.awake)
busy = n->measurement.finish - n->measurement.awake;
else
busy = -1;
mvwprintw(d->win, y, 0, "%s %4.1u %6.1u %6.1u %s %s %s %s %3.1u %s%s",
n->measurement.status != 3 ? "!" : " ",
n->id,
frac.num, frac.denom,
print_time(buf1, 64, n->measurement.awake - n->measurement.signal),
print_time(buf2, 64, n->measurement.finish - n->measurement.awake),
print_time(buf1, 64, waiting),
print_time(buf2, 64, busy),
print_perc(buf3, 64, waiting, quantum),
print_perc(buf4, 64, busy, quantum),
i->xrun_count + n->errors,