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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
commit | dc50eab76b709d68175a358d6e23a5a3890764d3 (patch) | |
tree | c754d0390db060af0213ff994f0ac310e4cfd6e9 /drivers/gpu/drm/panfrost/panfrost_job.c | |
parent | Adding debian version 6.6.15-2. (diff) | |
download | linux-dc50eab76b709d68175a358d6e23a5a3890764d3.tar.xz linux-dc50eab76b709d68175a358d6e23a5a3890764d3.zip |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_job.c')
-rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_job.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c index a8b4827dc4..ecd2e03514 100644 --- a/drivers/gpu/drm/panfrost/panfrost_job.c +++ b/drivers/gpu/drm/panfrost/panfrost_job.c @@ -159,6 +159,16 @@ panfrost_dequeue_job(struct panfrost_device *pfdev, int slot) struct panfrost_job *job = pfdev->jobs[slot][0]; WARN_ON(!job); + if (job->is_profiled) { + if (job->engine_usage) { + job->engine_usage->elapsed_ns[slot] += + ktime_to_ns(ktime_sub(ktime_get(), job->start_time)); + job->engine_usage->cycles[slot] += + panfrost_cycle_counter_read(pfdev) - job->start_cycles; + } + panfrost_cycle_counter_put(job->pfdev); + } + pfdev->jobs[slot][0] = pfdev->jobs[slot][1]; pfdev->jobs[slot][1] = NULL; @@ -233,6 +243,13 @@ static void panfrost_job_hw_submit(struct panfrost_job *job, int js) subslot = panfrost_enqueue_job(pfdev, js, job); /* Don't queue the job if a reset is in progress */ if (!atomic_read(&pfdev->reset.pending)) { + if (atomic_read(&pfdev->profile_mode)) { + panfrost_cycle_counter_get(pfdev); + job->is_profiled = true; + job->start_time = ktime_get(); + job->start_cycles = panfrost_cycle_counter_read(pfdev); + } + job_write(pfdev, JS_COMMAND_NEXT(js), JS_COMMAND_START); dev_dbg(pfdev->dev, "JS: Submitting atom %p to js[%d][%d] with head=0x%llx AS %d", @@ -660,10 +677,14 @@ panfrost_reset(struct panfrost_device *pfdev, * stuck jobs. Let's make sure the PM counters stay balanced by * manually calling pm_runtime_put_noidle() and * panfrost_devfreq_record_idle() for each stuck job. + * Let's also make sure the cycle counting register's refcnt is + * kept balanced to prevent it from running forever */ spin_lock(&pfdev->js->job_lock); for (i = 0; i < NUM_JOB_SLOTS; i++) { for (j = 0; j < ARRAY_SIZE(pfdev->jobs[0]) && pfdev->jobs[i][j]; j++) { + if (pfdev->jobs[i][j]->is_profiled) + panfrost_cycle_counter_put(pfdev->jobs[i][j]->pfdev); pm_runtime_put_noidle(pfdev->dev); panfrost_devfreq_record_idle(&pfdev->pfdevfreq); } @@ -810,8 +831,8 @@ int panfrost_job_init(struct panfrost_device *pfdev) spin_lock_init(&js->job_lock); js->irq = platform_get_irq_byname(to_platform_device(pfdev->dev), "job"); - if (js->irq <= 0) - return -ENODEV; + if (js->irq < 0) + return js->irq; ret = devm_request_threaded_irq(pfdev->dev, js->irq, panfrost_job_irq_handler, @@ -832,6 +853,7 @@ int panfrost_job_init(struct panfrost_device *pfdev) ret = drm_sched_init(&js->queue[j].sched, &panfrost_sched_ops, + DRM_SCHED_PRIORITY_COUNT, nentries, 0, msecs_to_jiffies(JOB_TIMEOUT_MS), pfdev->reset.wq, @@ -926,6 +948,9 @@ void panfrost_job_close(struct panfrost_file_priv *panfrost_priv) } job_write(pfdev, JS_COMMAND(i), cmd); + + /* Jobs can outlive their file context */ + job->engine_usage = NULL; } } spin_unlock(&pfdev->js->job_lock); |