On Fri, Mar 25, 2011 at 7:08 PM, Wilson Loi <[email protected]> wrote:
> Therefore, there is a case that we power save for the host CPU and let the
> firmware handle the wlan state.
> WLAN card will wake up the host by SDIO IRQ or GPIO if there is a new
> incoming packet later.
Then you're talking about keeping the card powered during system
suspend, which is already supported (as mentioned by Nicolas and
Chris), but your patches really changed SDIO's runtime PM path (which
is not needed since anyway the driver fully controls it).