On Tue, Jul 6, 2010 at 3:39 PM, Roger Quadros <roger.quadros@xxxxxxxxx> wrote: > Just to clarify, is the wl1271 device always powered on the board? Yes. > And this GPIO power enable (OMAP_ZOOM_WLAN_PMENA_GPIO) is used to gate this > supply internally? Yes. It's a digital input that the chip does not draw current from (well, only a very minimal one). > and what do these do ? > > set_bit(WL1271_FLAG_GPIO_POWER, &wl->flags); > > clear_bit(WL1271_FLAG_GPIO_POWER, &wl->flags); This is an internal driver bit that maintains the power state of the chip. AFAICT, it does not "do" anything. The only place I can see it is being used is in a debugfs entry. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
