On Friday 06 March 2015 01:52:48 Zheng, Lv wrote: > Hi, Gabriele > > > I couldn't find this in my mail box, but saw it in the spinics.net. > > For EC query, there is no spec definitions around its behavior. > Some EC firmware will have events queued (like edge triggering) while the others will keeps on reporting events when a condition is set (like level triggering). > I think this case is a "level triggering like events", it is very useful for us to learn. > We should be able to handle both firmware variations using one software architecture. > Supporting this becomes possible now because we are able to switch EC handling between polling/interrupt modes using enhanced ACPICA GPE APIs. > So we are able to switch EC into polling mode when SCI_EVT is detected and blocks further events and handles all transactions in polling mode. > After completing the _Qxx evaluation we then can switch back to the interrupt mode and unblock further events. > > Could you please open a kernel Bugzilla entry at: https://bugzilla.kernel.org > So we can discuss there with more test cases considered. > > Thanks and best regards > -Lv Hi, thanks for the explanation. I opened a bug report as requested, here the address: https://bugzilla.kernel.org/show_bug.cgi?id=94411 Regards, Gabriele -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
