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drm/vc4: add tracepoints for CL submissions

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Trace submit_cl_ioctl and related IRQs for CL submission and bin/render
jobs execution. It might be helpful to get a rendering timeline and
track job throttling.

Signed-off-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Jose Maria Casanova Crespo <jmcasanova@igalia.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220201212651.zhltjmaokisffq3x@mail.igalia.com
This commit is contained in:
Melissa Wen
2022-02-01 20:26:51 -01:00
committed by Maxime Ripard
parent 4442ac1af1
commit 044feb9748
3 changed files with 107 additions and 0 deletions
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5
drivers/gpu/drm/vc4/vc4_irq.c
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@@ -51,6 +51,7 @@
#include "vc4_drv.h"
#include "vc4_regs.h"
#include "vc4_trace.h"
#define V3D_DRIVER_IRQS (V3D_INT_OUTOMEM | \
V3D_INT_FLDONE | \
@@ -123,6 +124,8 @@ vc4_irq_finish_bin_job(struct drm_device *dev)
if (!exec)
return;
trace_vc4_bcl_end_irq(dev, exec->seqno);
vc4_move_job_to_render(dev, exec);
next = vc4_first_bin_job(vc4);
@@ -161,6 +164,8 @@ vc4_irq_finish_render_job(struct drm_device *dev)
if (!exec)
return;
trace_vc4_rcl_end_irq(dev, exec->seqno);
vc4->finished_seqno++;
list_move_tail(&exec->head, &vc4->job_done_list);