Messages in this thread | | | Subject | Re: [PATCH v2 2/2] bus: tegra-aconnect: add system sleep callbacks | From | Jon Hunter <> | Date | Wed, 13 Mar 2019 10:30:42 +0000 |
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On 13/03/2019 04:41, Sameer Pujar wrote: > pm_runtime_force_suspend() and pm_runtime_force_resume() are used as system > sleep noirq suspend and resume callbacks. If the driver is active till late > suspend, where runtime PM cannot run, force suspend is essential for the > device. This makes sure that the device is put into low power state during > system wide PM transitions to sleep states. > > Signed-off-by: Sameer Pujar <spujar@nvidia.com> > --- > drivers/bus/tegra-aconnect.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/bus/tegra-aconnect.c b/drivers/bus/tegra-aconnect.c > index 9349157..ac58142 100644 > --- a/drivers/bus/tegra-aconnect.c > +++ b/drivers/bus/tegra-aconnect.c > @@ -94,6 +94,8 @@ static int tegra_aconnect_runtime_suspend(struct device *dev) > static const struct dev_pm_ops tegra_aconnect_pm_ops = { > SET_RUNTIME_PM_OPS(tegra_aconnect_runtime_suspend, > tegra_aconnect_runtime_resume, NULL) > + SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, > + pm_runtime_force_resume) > }; > > static const struct of_device_id tegra_aconnect_of_match[] = {
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Cheers Jon
-- nvpublic
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