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u/pacing: Refactor out tracing writing to own function

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This commit is contained in:
Jakob Bornecrantz 2022-09-29 18:34:29 +01:00
parent 5ed13c6cc2
commit 1cafa92c3b
1 changed files with 124 additions and 111 deletions
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235
src/xrt/auxiliary/util/u_pacing_compositor.c
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@ -393,6 +393,128 @@ adjust_comp_time(struct pacing_compositor *pc, struct frame *f)
}
/*
*
* Metrics and tracing.
*
*/
static void
do_tracing(struct pacing_compositor *pc, struct frame *f)
{
if (!U_TRACE_CATEGORY_IS_ENABLED(timing)) {
return;
}
#define TE_BEG(TRACK, TIME, NAME) U_TRACE_EVENT_BEGIN_ON_TRACK_DATA(timing, TRACK, TIME, NAME, PERCETTO_I(f->frame_id))
#define TE_END(TRACK, TIME) U_TRACE_EVENT_END_ON_TRACK(timing, TRACK, TIME)
/*
*
* CPU
*
*/
TE_BEG(pc_cpu, f->when_predict_ns, "sleep");
TE_END(pc_cpu, f->wake_up_time_ns);
uint64_t oversleep_start_ns = f->wake_up_time_ns + 1;
if (f->when_woke_ns > oversleep_start_ns) {
TE_BEG(pc_cpu, oversleep_start_ns, "oversleep");
TE_END(pc_cpu, f->when_woke_ns);
}
/*
*
* GPU
*
*/
uint64_t gpu_end_ns = f->actual_present_time_ns - f->present_margin_ns;
if (gpu_end_ns > f->when_submitted_ns) {
TE_BEG(pc_gpu, f->when_submitted_ns, "gpu");
TE_END(pc_gpu, gpu_end_ns);
} else {
TE_BEG(pc_gpu, gpu_end_ns, "gpu-time-travel");
TE_END(pc_gpu, f->when_submitted_ns);
}
/*
*
* Margin
*
*/
if (gpu_end_ns < f->desired_present_time_ns) {
TE_BEG(pc_margin, gpu_end_ns, "margin");
TE_END(pc_margin, f->desired_present_time_ns);
}
/*
*
* ERROR
*
*/
if (!is_within_half_ms(f->actual_present_time_ns, f->desired_present_time_ns)) {
if (f->actual_present_time_ns > f->desired_present_time_ns) {
TE_BEG(pc_error, f->desired_present_time_ns, "slippage");
TE_END(pc_error, f->actual_present_time_ns);
} else {
TE_BEG(pc_error, f->actual_present_time_ns, "run-ahead");
TE_END(pc_error, f->desired_present_time_ns);
}
}
/*
*
* Info
*
*/
if (f->when_infoed_ns >= f->actual_present_time_ns) {
TE_BEG(pc_info, f->actual_present_time_ns, "info");
TE_END(pc_info, f->when_infoed_ns);
} else {
TE_BEG(pc_info, f->when_infoed_ns, "info_before");
TE_END(pc_info, f->actual_present_time_ns);
}
/*
*
* Present
*
*/
if (f->actual_present_time_ns != f->earliest_present_time_ns) {
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->earliest_present_time_ns, "earliest");
}
if (!is_within_half_ms(f->desired_present_time_ns, f->earliest_present_time_ns)) {
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->desired_present_time_ns, "predicted");
}
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->actual_present_time_ns, "vsync");
/*
*
* Compositor time
*
*/
TE_BEG(pc_allotted, f->wake_up_time_ns, "allotted");
TE_END(pc_allotted, f->wake_up_time_ns + f->current_comp_time_ns);
#undef TE_BEG
#undef TE_END
}
/*
*
* Member functions.
@ -533,117 +655,8 @@ pc_info(struct u_pacing_compositor *upc,
f->present_margin_ns, //
present_margin_ms); //
if (!U_TRACE_CATEGORY_IS_ENABLED(timing)) {
return;
}
#define TE_BEG(TRACK, TIME, NAME) U_TRACE_EVENT_BEGIN_ON_TRACK_DATA(timing, TRACK, TIME, NAME, PERCETTO_I(f->frame_id))
#define TE_END(TRACK, TIME) U_TRACE_EVENT_END_ON_TRACK(timing, TRACK, TIME)
/*
*
* CPU
*
*/
TE_BEG(pc_cpu, f->when_predict_ns, "sleep");
TE_END(pc_cpu, f->wake_up_time_ns);
uint64_t oversleep_start_ns = f->wake_up_time_ns + 1;
if (f->when_woke_ns > oversleep_start_ns) {
TE_BEG(pc_cpu, oversleep_start_ns, "oversleep");
TE_END(pc_cpu, f->when_woke_ns);
}
/*
*
* GPU
*
*/
uint64_t gpu_end_ns = f->actual_present_time_ns - f->present_margin_ns;
if (gpu_end_ns > f->when_submitted_ns) {
TE_BEG(pc_gpu, f->when_submitted_ns, "gpu");
TE_END(pc_gpu, gpu_end_ns);
} else {
TE_BEG(pc_gpu, gpu_end_ns, "gpu-time-travel");
TE_END(pc_gpu, f->when_submitted_ns);
}
/*
*
* Margin
*
*/
if (gpu_end_ns < f->desired_present_time_ns) {
TE_BEG(pc_margin, gpu_end_ns, "margin");
TE_END(pc_margin, f->desired_present_time_ns);
}
/*
*
* ERROR
*
*/
if (!is_within_half_ms(f->actual_present_time_ns, f->desired_present_time_ns)) {
if (f->actual_present_time_ns > f->desired_present_time_ns) {
TE_BEG(pc_error, f->desired_present_time_ns, "slippage");
TE_END(pc_error, f->actual_present_time_ns);
} else {
TE_BEG(pc_error, f->actual_present_time_ns, "run-ahead");
TE_END(pc_error, f->desired_present_time_ns);
}
}
/*
*
* Info
*
*/
if (f->when_infoed_ns >= f->actual_present_time_ns) {
TE_BEG(pc_info, f->actual_present_time_ns, "info");
TE_END(pc_info, f->when_infoed_ns);
} else {
TE_BEG(pc_info, f->when_infoed_ns, "info_before");
TE_END(pc_info, f->actual_present_time_ns);
}
/*
*
* Present
*
*/
if (f->actual_present_time_ns != f->earliest_present_time_ns) {
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->earliest_present_time_ns, "earliest");
}
if (!is_within_half_ms(f->desired_present_time_ns, f->earliest_present_time_ns)) {
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->desired_present_time_ns, "predicted");
}
U_TRACE_INSTANT_ON_TRACK(timing, pc_present, f->actual_present_time_ns, "vsync");
/*
*
* Compositor time
*
*/
TE_BEG(pc_allotted, f->wake_up_time_ns, "allotted");
TE_END(pc_allotted, f->wake_up_time_ns + f->current_comp_time_ns);
#undef TE_BEG
#undef TE_END
// Write out tracing data.
do_tracing(pc, f);
}
static void