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From: Kristen Eisenberg <kristen.eisenberg@yahoo.com>
To: lm-sensors@vger.kernel.org
Subject: [lm-sensors]  hwmon API update
Date: Mon, 10 Oct 2011 22:29:24 +0000	[thread overview]
Message-ID: <1318285764.13355.YahooMailNeo@web122301.mail.ne1.yahoo.com> (raw)
In-Reply-To: <4D57CC24.1040306@free.fr>


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Am Montag, den 28.02.2011, 10:42 -0800 schrieb Guenter Roeck:
> On Mon, Feb 28, 2011 at 12:50:45PM -0500, Lucas Stach wrote:
> > Hello all,
> > 
> > let me revive this discussion a bit. After reading some things about the
> > matter I think the way to go is to use Intels thermal framework. It
> > should be easy to add the needed temp_get and fan_set functions to the
> > affected hwmon drivers. 
> > 
> > But then one problem still persists: when the hwmon driver probes a
> > device it automatically creates the sysfs entries. This is unintended
> > behaviour from nouveau's point of view. The sensor value is not the real
> > temperature value; it has to be scaled with some factor and an offset
> > hard-coded in the video bios tables. This scaling could only be done on
> > nouveau's side, so the hwmon driver is exposing an interface with wrong
> > values to the userspace.
> > 
> > We need a way to use the hwmon i2c driver without exposing this
> > interface. Do you have any preferred way how we could achieve this?
> > 
> The whole point of the hwmon subsystem is to expose hardware monitoring
> attributes to userspace. A hwmon driver without sysfs attributes does not
> make sense.


Kristen Eisenberg
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      parent reply	other threads:[~2011-10-10 22:29 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-13 12:18 hwmon API update Martin Peres
2011-02-13 12:18 ` [lm-sensors] " Martin Peres
2011-02-13 17:16 ` Guenter Roeck
2011-02-13 17:16   ` [lm-sensors] " Guenter Roeck
2011-02-13 20:00   ` Martin Peres
2011-02-13 20:00     ` [lm-sensors] " Martin Peres
2011-02-13 22:08   ` Jean Delvare
2011-02-13 22:08     ` [lm-sensors] " Jean Delvare
     [not found]     ` <20110213230833.0ee2ff16-R0o5gVi9kd7kN2dkZ6Wm7A@public.gmane.org>
2011-03-03  9:36       ` Dave Airlie
2011-03-03  9:36         ` [lm-sensors] [Nouveau] " Dave Airlie
     [not found]         ` <AANLkTindG=m4FhNS202MH8YVBUCoDEADTQLxo-Bf_8qx-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-03-03 13:09           ` [lm-sensors] " Martin Peres
2011-03-03 13:09             ` [lm-sensors] [Nouveau] " Martin Peres
2011-03-03 15:22         ` Guenter Roeck
2011-03-03 15:22           ` [lm-sensors] " Guenter Roeck
     [not found]           ` <20110303152216.GA21667-IzeFyvvaP7pWk0Htik3J/w@public.gmane.org>
2011-03-03 17:29             ` [lm-sensors] " Martin Peres
2011-03-03 17:29               ` [lm-sensors] [Nouveau] " Martin Peres
     [not found]               ` <4D6FCFF2.7040604-GANU6spQydw@public.gmane.org>
2011-03-03 20:48                 ` [lm-sensors] " Lucas Stach
2011-03-03 20:48                   ` [lm-sensors] [Nouveau] " Lucas Stach
2011-03-03 21:19                   ` Guenter Roeck
2011-03-03 21:19                     ` [lm-sensors] " Guenter Roeck
2011-03-03 21:56                     ` [lm-sensors] " Lucas Stach
2011-03-03 21:56                       ` [lm-sensors] [Nouveau] " Lucas Stach
2011-03-03 22:03                       ` [lm-sensors] " Guenter Roeck
2011-03-03 22:03                         ` [lm-sensors] [Nouveau] " Guenter Roeck
2011-03-03 23:53                         ` [lm-sensors] " Martin Peres
2011-03-03 23:53                           ` [lm-sensors] [Nouveau] " Martin Peres
     [not found]                           ` <4D7029E8.4040706-GANU6spQydw@public.gmane.org>
2011-03-04  0:59                             ` [lm-sensors] " Guenter Roeck
2011-03-04  0:59                               ` [lm-sensors] [Nouveau] " Guenter Roeck
     [not found]                               ` <20110304005900.GB31318-IzeFyvvaP7pWk0Htik3J/w@public.gmane.org>
2011-03-04  8:36                                 ` [lm-sensors] " Martin Peres
2011-03-04  8:36                                   ` [lm-sensors] [Nouveau] " Martin Peres
2011-02-14 16:23 ` [lm-sensors] " Matthew Garrett
2011-02-14 18:19 ` Guenter Roeck
2011-02-14 18:22 ` Matthew Garrett
2011-02-14 19:01 ` Guenter Roeck
2011-02-14 19:05 ` Matthew Garrett
2011-02-14 19:33 ` Guenter Roeck
2011-02-14 19:40 ` Matthew Garrett
2011-02-14 21:25 ` Guenter Roeck
2011-02-14 21:29 ` Matthew Garrett
2011-02-15 21:50 ` Jean Delvare
2011-02-15 22:07 ` Jean Delvare
2011-02-15 22:23 ` Guenter Roeck
2011-02-28 17:50 ` Lucas Stach
2011-02-28 18:42 ` Guenter Roeck
2011-02-28 23:24 ` Lucas Stach
2011-10-10 22:29 ` Kristen Eisenberg [this message]

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