06.12.2021 16:00, Akhil R пишет:

quoted

+static const struct __maybe_unused dev_pm_ops tegra_dma_dev_pm_ops =

{

quoted

+     SET_LATE_SYSTEM_SLEEP_PM_OPS(tegra_dma_pm_suspend,
+tegra_dma_pm_resume) };

Why late?

To wait for the drivers using the dma to be suspended so that they
don't keep the dma busy.
Agree with the other comments.

Thanks,
Akhil