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@xxxxxxxxxx>
> ---
> 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@xxxxxxxxxx>
Cheers
Jon
--
nvpublic
