On Thursday 24 November 2016 17:21:19 Jacek Anaszewski wrote: > On 11/24/2016 04:36 PM, Pali Rohár wrote: > > On Thursday 24 November 2016 16:32:06 Jacek Anaszewski wrote: > >> Since it has been reported that POLLPRI notifications on > >> brightness file can lead to increased power consumption, and > >> having my above statement I don't think that it is a good idea to > >> use brightness file for this. > > > > How is brightness file different from others that it cannot issue > > POLLPRI notification? > > > > I understood that problem is there in case that LED level is > > changed too many times per second (like by CPU trigger). > > > > If this is not that problem can you describe real issue, why we > > cannot use POLLPRI for brightness file? > > It would be inconsistent not to notify all brightness changes on > brightness file. We should notify all of them or none. I understood that we cannot notify about changes done by CPU trigger due to high power usage... Or not? -- Pali Rohár pali.rohar@xxxxxxxxx
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