Re: [PATCH] Bluetooth: avoid silent hci_bcm ACPI PM regression

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Hi Johan,

> The hci_bcm platform-device hack which was used to implement
> power management for ACPI devices is being replaced by a
> serial-device-bus implementation.
> 
> Unfortunately, when the corresponding change to the ACPI code lands (a
> change that will stop enumerating and registering the serial-device-node
> child as a platform device) PM will break silently unless serdev
> TTY-port controller support has been enabled. Specifically, hciattach
> (btattach) would still succeed, but power management would no longer
> work.
> 
> Although this is strictly a runtime dependency, let's make the driver
> depend on SERIAL_DEV_CTRL_TTYPORT, which is the particular serdev
> controller implementation used by the ACPI devices currently managed by
> this driver, to avoid breaking PM without anyone noticing.
> 
> Note that the driver already has a (build-time) dependency on the serdev
> bus code.
> 
> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
> ---
> drivers/bluetooth/Kconfig | 1 +
> 1 file changed, 1 insertion(+)

patch has been applied to bluetooth-next tree.

Regards

Marcel

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