Re: [PATCH v2 6/9] ASoC: tegra: add Tegra186 based DSPK driver

From: Sameer Pujar
Date: Fri Feb 07 2020 - 06:27:06 EST




On 2/6/2020 10:45 PM, Dmitry Osipenko wrote:
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30.01.2020 13:33, Sameer Pujar ÐÐÑÐÑ:
+static const struct dev_pm_ops tegra186_dspk_pm_ops = {
+ SET_RUNTIME_PM_OPS(tegra186_dspk_runtime_suspend,
+ tegra186_dspk_runtime_resume, NULL)
+ SET_LATE_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+};
Could you please explain why drivers need the "late" system sleep?

It was done to ensure core drivers are suspended first and defer the codec driver suspend