Re: [PATCH] USB: USB_OTG does not depend on PM
From: Felipe Balbi
Date: Tue Nov 17 2015 - 16:39:13 EST
Arnd Bergmann <arnd@xxxxxxxx> writes:
> USB_OTG initially depended on USB_SUSPEND, which was later turned into
> PM_RUNTIME and finally into PM. I don't know at what point the dependency
> became unnecessary but it appears to work fine without CONFIG_PM now.
> However, we get lots of warnings in randconfig kernels like:
> warning: (USB_OTG_FSM && FSL_USB2_OTG && USB_MV_OTG) selects USB_OTG which has unmet direct dependencies (USB_SUPPORT && USB && PM)
> whenever CONFIG_PM is disabled and something else selects USB_OTG.
> Let's just drop the dependency to avoid the warnings.
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> I keep seeing this one in my ARM randconfig test
and how did you test this ? Did you make sure you're not breaking HNP ?
For HNP to happen we depend on a bus_suspend and bus_suspend is only
available on CONFIG_PM, unless that has changed.
Seems like you've only compile tested this patch, is that correct ?
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