On Fri, Sep 13, 2013 at 01:16:11PM +0300, Mika Westerberg wrote: > On Fri, Sep 13, 2013 at 10:59:50AM +0100, Mark Brown wrote: > > Accessing the bus isn't an issue for I2C outside of ACPI, the power > > management of the device is totally disassociated from the bus and the > > controller is responsible for ensuring it is available during transfers. > Yes, but since we want to support ACPI as well, we must make sure that the > adapter (and the associated controller) is available when client ->probe() > is called. Right, but this probably needs to be highlighted more since it's a very surprising thing for I2C and is causing confusion.
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