[PATCH 5.15 690/846] drm/tegra: submit: Add missing pm_runtime_mark_last_busy()

From: Greg Kroah-Hartman
Date: Mon Jan 24 2022 - 18:15:24 EST


From: Dmitry Osipenko <digetx@xxxxxxxxx>

commit a21115dd38c6cf396ba39aefd561e7903ca6149d upstream.

Runtime PM auto-suspension doesn't work without pm_runtime_mark_last_busy(),
add it.

Cc: <stable@xxxxxxxxxxxxxxx>
Reviewed-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/tegra/submit.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/tegra/submit.c
+++ b/drivers/gpu/drm/tegra/submit.c
@@ -475,8 +475,10 @@ static void release_job(struct host1x_jo
kfree(job_data->used_mappings);
kfree(job_data);

- if (pm_runtime_enabled(client->base.dev))
+ if (pm_runtime_enabled(client->base.dev)) {
+ pm_runtime_mark_last_busy(client->base.dev);
pm_runtime_put_autosuspend(client->base.dev);
+ }
}

int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,