From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Peter Mahlknecht" Subject: Re: ACPI reads wrong temperature Date: Sun, 02 Nov 2008 12:31:12 +0100 Message-ID: <20081102113112.316040@gmx.net> References: <20081031140247.325670@gmx.net> <20081031143030.GA9177@srcf.ucam.org> <20081031210913.3180@gmx.net> <20081102092541.GE10983@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail.gmx.net ([213.165.64.20]:37480 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752985AbYKBLbO (ORCPT ); Sun, 2 Nov 2008 06:31:14 -0500 In-Reply-To: <20081102092541.GE10983@srcf.ucam.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Matthew Garrett Cc: linux-acpi@vger.kernel.org > > Thanks for the hint. I get the wrong temperatures after loading the= =20 > > lm90 module (hwmon driver), but also if i load em28xx_cx25843, whic= h=20 > > is a part of the driver for my tv-card. Both modules depend on=20 > > i2c-core, so probably the bug is related to the i2c bus? >=20 > In the lm90 case it's almost certainly because you have the firmware = and=20 > Linux trying to access the chip at the same time. Since it has indexe= d=20 > registers, this fails very miserably. I'm surprised that the TV card=20 > driver has any effect - it should be on an entirely spearate i2c bus.= =20 > Are you sure you don't have lm90 loaded in that case? Yes, I am. I had also a talk with the author of the Tv-card driver and = he suggested to but the problem on the lm-sensors ml: http://lists.lm-s= ensors.org/pipermail/lm-sensors/2008-November/024610.html We know now that the problem is related to the i2c-i801 driver. Peter=20 --=20 Psssst! Schon vom neuen GMX MultiMessenger geh=F6rt? Der kann`s mit all= en: http://www.gmx.net/de/go/multimessenger -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html