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From: Jean Delvare <khali@linux-fr.org>
To: Zhang Rui <rui.zhang@intel.com>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>,
	lm-sensors@lm-sensors.org, ibm-acpi-devel@lists.sourceforge.net,
	"linux-acpi@vger" <linux-acpi@vger.kernel.org>
Subject: Re: [lm-sensors] RFC: conversion of ibm-acpi to hwmon sysfs
Date: Thu, 1 Mar 2007 08:06:58 +0100	[thread overview]
Message-ID: <20070301080658.64316c73.khali@linux-fr.org> (raw)
In-Reply-To: <1172655111.11100.50.camel@localhost.localdomain>

On Wed, 28 Feb 2007 17:31:51 +0800, Zhang Rui wrote:
> The standard ACPI "fan" and "thermal" modules?
> I'm converting these two modules to sysfs. I think "thermal" has too
> much ACPI specific information and is not that easy to have a generic
> interface.
> Could you give some more detailed descriptions please? :)

Indeed, ACPI thermal zone may have more thermal trip points than the
hwmon interface specifies. Two of the trip points can be mapped to
temp1_max and temp1_crit, respectively. If we want to handle them all,
then probably we have to implement Henrique's suggestion and really
think in terms of thermal zones, i.e. the trip points would be mapped
to temp1_auto_point[1-*]_temp and possibly associated with a fan speed
output.

-- 
Jean Delvare

WARNING: multiple messages have this Message-ID (diff)
From: khali@linux-fr.org (Jean Delvare)
To: Zhang Rui <rui.zhang@intel.com>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>,
	lm-sensors@lm-sensors.org, ibm-acpi-devel@lists.sourceforge.net,
	"linux-acpi@vger" <linux-acpi@vger.kernel.org>
Subject: [lm-sensors] RFC: conversion of ibm-acpi to hwmon sysfs
Date: Thu, 01 Mar 2007 07:06:58 +0000	[thread overview]
Message-ID: <20070301080658.64316c73.khali@linux-fr.org> (raw)
In-Reply-To: <1172655111.11100.50.camel@localhost.localdomain>

On Wed, 28 Feb 2007 17:31:51 +0800, Zhang Rui wrote:
> The standard ACPI "fan" and "thermal" modules?
> I'm converting these two modules to sysfs. I think "thermal" has too
> much ACPI specific information and is not that easy to have a generic
> interface.
> Could you give some more detailed descriptions please? :)

Indeed, ACPI thermal zone may have more thermal trip points than the
hwmon interface specifies. Two of the trip points can be mapped to
temp1_max and temp1_crit, respectively. If we want to handle them all,
then probably we have to implement Henrique's suggestion and really
think in terms of thermal zones, i.e. the trip points would be mapped
to temp1_auto_point[1-*]_temp and possibly associated with a fan speed
output.

-- 
Jean Delvare


  parent reply	other threads:[~2007-03-01  7:08 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-24 18:20 RFC: conversion of ibm-acpi to hwmon sysfs Henrique de Moraes Holschuh
2007-02-24 18:20 ` [lm-sensors] " Henrique de Moraes Holschuh
2007-02-26 16:27 ` Jean Delvare
2007-02-26 16:27   ` Jean Delvare
     [not found]   ` <20070226172716.b2e956b7.khali-PUYAD+kWke1g9hUCZPvPmw@public.gmane.org>
2007-02-26 18:06     ` Henrique de Moraes Holschuh
2007-02-26 18:06       ` Henrique de Moraes Holschuh
2007-02-27  9:01       ` Jean Delvare
2007-02-27  9:01         ` Jean Delvare
2007-02-27 15:41         ` Henrique de Moraes Holschuh
2007-02-27 15:41           ` Henrique de Moraes Holschuh
2007-02-28 14:38     ` Henrique de Moraes Holschuh
2007-02-28 14:38       ` Henrique de Moraes Holschuh
2007-03-01  7:10       ` Jean Delvare
2007-03-01  7:10         ` Jean Delvare
2007-02-28  9:31   ` Zhang Rui
2007-02-28  9:31     ` Zhang Rui
2007-02-28 14:34     ` Conversion of ACPI fan+thermal " Henrique de Moraes Holschuh
2007-02-28 14:34       ` [lm-sensors] " Henrique de Moraes Holschuh
2007-03-01  9:37       ` Zhang Rui
2007-03-02  1:12       ` Zhang Rui
2007-03-02  1:12         ` [lm-sensors] " Zhang Rui
2007-03-02 11:13         ` Jean Delvare
2007-03-02 11:13           ` [lm-sensors] " Jean Delvare
2007-03-02 11:43           ` Matthew Garrett
2007-03-02 11:43             ` [lm-sensors] " Matthew Garrett
2007-03-08  9:28           ` Zhang Rui
2007-03-08  9:28             ` [lm-sensors] " Zhang Rui
2007-03-08 11:13             ` Hans de Goede
2007-03-08 11:13               ` Hans de Goede
2007-03-08 13:13             ` Henrique de Moraes Holschuh
2007-03-08 13:13               ` [lm-sensors] " Henrique de Moraes Holschuh
2007-03-09  8:53               ` Jean Delvare
2007-03-09  8:53                 ` [lm-sensors] " Jean Delvare
2007-03-01  7:06     ` Jean Delvare [this message]
2007-03-01  7:06       ` [lm-sensors] RFC: conversion of ibm-acpi " Jean Delvare

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