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From: mike-Z92qn3yYq0hWk0Htik3J/w@public.gmane.org
To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: Processor C states and USB problem
Date: Mon, 05 Jan 2004 10:57:57 +0100	[thread overview]
Message-ID: <E1AdRUj-0005yA-00@localhost> (raw)
In-Reply-To: <571ACEFD467F7749BC50E0A98C17CDD8E84E6C-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>

Li, Shaohua writes: 

> 
> Hi,
> C3 is a kind of idle, it means deep power saving.
> Actually, I observed the same symptom as you: USB devices caused many bus master activities, which make processor can't enter C3.
>  

So C3 actually IS a good thing. ;)
I somehow got it the wrong way around (C3 being no powersave, C1 being 
powersave).
As for polling the USB mouse causing busmaster acitivty, this makes sense as 
well. 

Thank you two for that prompt answer,
Michael


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  parent reply	other threads:[~2004-01-05  9:57 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-05  9:06 Processor C states and USB problem Li, Shaohua
     [not found] ` <571ACEFD467F7749BC50E0A98C17CDD8E84E6C-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-05  9:57   ` mike-Z92qn3yYq0hWk0Htik3J/w [this message]
2004-01-09  9:31   ` Diego SANTA CRUZ
     [not found]     ` <1073640699.10144.14.camel-TVkb0Wta32GnwOLKaxbZ/w@public.gmane.org>
2004-01-09 10:05       ` Petr Olivka
     [not found]         ` <Pine.LNX.4.58.0401091102120.20682-Rd/Vp7eeBLeOZheNW5JDhQ@public.gmane.org>
2004-01-09 10:15           ` Diego SANTA CRUZ
     [not found]             ` <1073643322.10144.23.camel-TVkb0Wta32GnwOLKaxbZ/w@public.gmane.org>
2004-01-09 15:54               ` Michael Guntsche
     [not found]                 ` <20040109165421.6fc2483a.mike-Z92qn3yYq0hWk0Htik3J/w@public.gmane.org>
2004-01-09 17:35                   ` Randy.Dunlap
     [not found]                     ` <20040109093553.31aa1c79.rddunlap-3NddpPZAyC0@public.gmane.org>
2004-01-09 18:24                       ` Michael Guntsche
  -- strict thread matches above, loose matches on Subject: below --
2004-01-19 10:15 Ow Mun Heng
2004-01-18  5:57 Yu, Luming
     [not found] ` <3ACA40606221794F80A5670F0AF15F8401720CEB-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-18 10:00   ` Michael Guntsche
2004-01-18  3:17 Yu, Luming
     [not found] ` <3ACA40606221794F80A5670F0AF15F8401720CE2-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-19 10:20   ` Diego SANTA CRUZ
2004-01-20 19:51   ` Nate Lawson
2004-01-14  2:10 Yu, Luming
     [not found] ` <3ACA40606221794F80A5670F0AF15F8401720CC9-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-14  7:55   ` Diego SANTA CRUZ
     [not found]     ` <1074066934.9124.6.camel-TVkb0Wta32GnwOLKaxbZ/w@public.gmane.org>
2004-01-14 15:34       ` Michael Guntsche
     [not found]         ` <20040114163437.4bcbc62f.mike-Z92qn3yYq0hWk0Htik3J/w@public.gmane.org>
2004-01-15  8:06           ` Diego SANTA CRUZ
2004-01-12  8:31 Yu, Luming
     [not found] ` <3ACA40606221794F80A5670F0AF15F8401720CB9-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-12 10:50   ` Diego SANTA CRUZ
2004-01-07  9:08 Yu, Luming
2004-01-06  1:27 Yu, Luming
     [not found] ` <3ACA40606221794F80A5670F0AF15F8401720C79-SRlDPOYGfgogGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2004-01-06 18:37   ` Nate Lawson
2004-01-05  8:41 mike-Z92qn3yYq0hWk0Htik3J/w
     [not found] ` <E1AdQIo-0005nI-00-bi+AKbBUZKZeoWH0uzbU5w@public.gmane.org>
2004-01-05  9:11   ` Petr Olivka

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