From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?RnJhbsOnb2lzIFZhbGVuZHVj?= Subject: Re: Re: What's up with the Embedded Controller driver? [was Re: [ACPI] patched sms-cm acpi/ec.c to 2.6.11.5] Date: Thu, 24 Mar 2005 16:37:16 +0100 Message-ID: <4242DEAC.6040900@tiscali.be> References: <3ACA40606221794F80A5670F0AF15F84041AC159@pdsmsx403> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable In-Reply-To: <3ACA40606221794F80A5670F0AF15F84041AC159@pdsmsx403> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: "Yu, Luming" , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org You mean the acpi-20050309-2.6.11 patch ? I tried it but I get rejects=20 on the KConfig file. Nevertheless the kernel seems to compile correctly.=20 I have tried it and I don't notice big changes. However I already said=20 that I don't encounter the problem mentionned by Rich Townsend when I=20 use his DSDT patches (lost interrupts, keypresses not taken into=20 account). There is sometime a slight but perceivable slowdown when I hit=20 the same key repeatedly (aad it occours only with some programs). Fran=C3=A7ois Valenduc Yu, Luming a =C3=A9crit : >Do you try latest acpi testing patch? >It includes patch filed at http://bugme.osdl.org/show_bug.cgi?id=3D3851 > > >Thanks >Luming=20 > > =20 > >>-----Original Message----- >>From: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org=20 >>[mailto:acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org] On Behalf Of=20 >>Fran?ois Valenduc >>Sent: 2005=E5=B9=B43=E6=9C=8824=E6=97=A5 3:35 >>To: Rich Townsend >>Cc: Pedro Venda; acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org >>Subject: [ACPI] Re: What's up with the Embedded Controller=20 >>driver? [was Re: [ACPI] patched sms-cm acpi/ec.c to 2.6.11.5] >> >> >> =20 >> >>>>>it does NOT seem ok. after some more tests with the patch, I found=20 >>>>>out that francois was right about most of the problems: >>>>>* timeout on boot, just after the boot loader. this is very=20 >>>>>confusing to me... >>>>>* when I plug in the battery, it takes ages to show information=20 >>>>>about it... more than 1 minute. >>>>>* about the usb problems, apparently I wasn't affected. >>>>> >>>>>could you please tip us about what could be causing these delays?=20 >>>>>especially the boot delay... it really puzzles my mind. >>>>> >>>>>regards, >>>>>pedro venda. >>>>> >>>>> >>>>> =20 >>>>> >>>>Concerning USB problems, I think it happens because I tried=20 >>>> =20 >>>> >>the patch=20 >> =20 >> >>>>with the 2.6.11 kernel. I have retried with the 2.6.11.5 and there=20 >>>>are no more USB problems. But all the other problems remains.=20 >>>>Concerning the timeout on boot, could it be caused by the=20 >>>>acpi-dsdt-initrd patch made by Markus Gaugausch. Maybe we=20 >>>> =20 >>>> >>should try=20 >> =20 >> >>>>other ways to incorporate the DSDT to the kernel. >>>>Fran=C3=A7ois Valenduc >>>> =20 >>>> >>>I doubt it is the DSDT patch; rather, it looks like=20 >>> =20 >>> >>something has gone=20 >> =20 >> >>>wrong in the embedded controller driver in going from 2.6.10 to=20 >>>2.6.11. I've tried out a number of different ways of fixing=20 >>> =20 >>> >>ec event=20 >> =20 >> >>>handling, including my own spinlock kludge and Pedro's=20 >>> =20 >>> >>version of it,=20 >> =20 >> >>>and also a series of patches by Dmitry Torokhov; but all of=20 >>> =20 >>> >>them seem=20 >> =20 >> >>>to have problems with very sluggish EC response and/or EC timeouts=20 >>>(indicated by "Handler for [EmbeddedControl] returned AE_TIME"). >>> >>>Who currently maintains ec.c? And what exactly has been done to it=20 >>>since 2.6.10? >>> >>>cheers, >>> >>>Rich >>> >>> >>> =20 >>> >>Just by curiosity I tried the DSDT patches without applying=20 >>any patch on=20 >>the ec.c file and I don't notice any problem yet. I choose for=20 >>a static=20 >>DSDT override and there doesn't seem to be any slowdown of my=20 >>computer.=20 >>If I have well understood I could see "Handler for [EmbeddedControl]=20 >>returned AE_TIME" appearing in kernel messages but it doesn't appear.=20 >>Maybe I am very lucky! >> >>Fran=C3=A7ois >> >> >>------------------------------------------------------- >>This SF.net email is sponsored by Microsoft Mobile & Embedded=20 >>DevCon 2005 >>Attend MEDC 2005 May 9-12 in Vegas. Learn more about the latest Windows >>Embedded(r) & Windows Mobile(tm) platforms, applications &=20 >>content. Register >>by 3/29 & save $300=20 >>http://ads.osdn.com/?ad_id=3D6883&alloc_id=3D15149&op=3Dclick >>_______________________________________________ >>Acpi-devel mailing list >>Acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org >>https://lists.sourceforge.net/lists/listinfo/acpi-devel >> >> =20 >> ------------------------------------------------------- This SF.net email is sponsored by Microsoft Mobile & Embedded DevCon 2005 Attend MEDC 2005 May 9-12 in Vegas. Learn more about the latest Windows Embedded(r) & Windows Mobile(tm) platforms, applications & content. Regi= ster by 3/29 & save $300 http://ads.osdn.com/?ad_id=3D6883&alloc_id=3D15149&op= =3Dclick