On Thu, Sep 11, 2014 at 07:56:31PM +0530, Sujith Manoharan wrote: > Rajkumar Manoharan wrote: > > Some of the IOE customer using ath9k with power save enabled. IIRC the > > expectation is that when the station is idle, it should wakeup on DTIM > > beacon not for every beacons. Are you seeing frequest bmiss events on > > higher beacon interval? > > I don't think ath9k has ever been tested with longer sleep durations > based on dtim period. We have always programmed the hardware to wake up > for every beacon interval, using the TIM_TIMER interrupt. And since the > TIM bit needs to be checked for every beacon, the sleep duration has > to be the beacon interval. > > Also, the bmiss threshold needs to be adjusted based on the sleep > duration. We are hardcoding it currently in the driver using > ATH_DEFAULT_BMISS_LIMIT. This will break, too. > > Using dtim for PS needs more testing before it can be used, > so we can have the original behavior for now. > Sounds clear. Acked-by: Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html