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drm/panfrost: Only display fdinfo's engine and cycle tags when profiling is on

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If job accounting is disabled, then both fdinfo's drm-engine and drm-cycle
key values will remain immutable. In that case, it makes more sense not to
display them at all to avoid confusing user space profiling tools.

Signed-off-by: Adrián Larumbe <adrian.larumbe@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240316231306.293817-1-adrian.larumbe@collabora.com
This commit is contained in:
Adrián Larumbe 2024-03-16 23:13:04 +00:00 committed by Steven Price
parent c8a0970321
commit dfe4fd269a
1 changed files with 6 additions and 4 deletions
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10
drivers/gpu/drm/panfrost/panfrost_drv.c
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@ -550,10 +550,12 @@ static void panfrost_gpu_show_fdinfo(struct panfrost_device *pfdev,
BUILD_BUG_ON(ARRAY_SIZE(engine_names) != NUM_JOB_SLOTS);
for (i = 0; i < NUM_JOB_SLOTS - 1; i++) {
drm_printf(p, "drm-engine-%s:\t%llu ns\n",
engine_names[i], panfrost_priv->engine_usage.elapsed_ns[i]);
drm_printf(p, "drm-cycles-%s:\t%llu\n",
engine_names[i], panfrost_priv->engine_usage.cycles[i]);
if (pfdev->profile_mode) {
drm_printf(p, "drm-engine-%s:\t%llu ns\n",
engine_names[i], panfrost_priv->engine_usage.elapsed_ns[i]);
drm_printf(p, "drm-cycles-%s:\t%llu\n",
engine_names[i], panfrost_priv->engine_usage.cycles[i]);
}
drm_printf(p, "drm-maxfreq-%s:\t%lu Hz\n",
engine_names[i], pfdev->pfdevfreq.fast_rate);
drm_printf(p, "drm-curfreq-%s:\t%lu Hz\n",