On Tue, 2008-03-18 at 10:25 +0800, Linus Torvalds wrote:
quoted text
> 
> 
> On Mon, 17 Mar 2008, Len Brown wrote:
> >
> > Similarly, ACPI_THERMAL should not depend on THERMAL,
> > instead the code that registers with THERMAL should
> > simply depend on if THERMAL is selected or not.
> >
> > Also, the "default y" should go.
> >
> > I'll tinker with this a bit after lunch.
> 
> Hmm.. It looks like the same commit that caused these Kconfig issues
> is
> also the one that causes the problems with lmsensors
Yes.
quoted text
>  (I didn't immediately
> realize that it's the exact same commit).
> 
> I think that right now the right thing to do is to just revert it,
> since
> apparently there won't be a released lmsensors version by the time
> 2.6.25
> gets released that can handle the new sysfs layout, and that we should
> give this some more time to be resolved.
> 
> So I'm inclined to revert commit
> 3152fb9f11cdd2fd8688c2c5cb805e5c09b53dd9
> and plan on revisiting this for 2.6.26. I already got an ack for that
> from
> Jean Delvare, but I thought I'd mention it in this thread too before I
> actually do the final revert.
> 
> Any really strong objections?
No.
As we still need some discussions before the problem is solved, please
revert it. :)

And please apply this patch after reverting the old one.

thanks,
rui

From: Zhang Rui <rui.zhang@intel.com>

The generic thermal driver shows temperature in millidegree Celsius.
Update the documentation.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
---
 Documentation/thermal/sysfs-api.txt |   22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

Index: linux-2.6/Documentation/thermal/sysfs-api.txt
===================================================================
--- linux-2.6.orig/Documentation/thermal/sysfs-api.txt
+++ linux-2.6/Documentation/thermal/sysfs-api.txt
@@ -143,10 +143,10 @@ type				Strings which represent the ther
 				This is given by thermal zone driver as part of registration.
 				Eg: "ACPI thermal zone" indicates it's a ACPI thermal device
 				RO
-				Optional
+				Required
 
 temp				Current temperature as reported by thermal zone (sensor)
-				Unit: degree Celsius
+				Unit: millidegree Celsius
 				RO
 				Required
 
@@ -163,7 +163,7 @@ mode				One of the predefined values in 
 					  charge of the thermal management.
 
 trip_point_[0-*]_temp		The temperature above which trip point will be fired
-				Unit: degree Celsius
+				Unit: millidegree Celsius
 				RO
 				Optional
 
@@ -193,7 +193,7 @@ type				String which represents the type
 				eg. For memory controller device on intel_menlow platform:
 				this should be "Memory controller"
 				RO
-				Optional
+				Required
 
 max_state			The maximum permissible cooling state of this cooling device.
 				RO
@@ -219,16 +219,16 @@ the sys I/F structure will be built like
 
 |thermal_zone1:
 	|-----type:			ACPI thermal zone
-	|-----temp:			37
+	|-----temp:			37000
 	|-----mode:			kernel
-	|-----trip_point_0_temp:	100
+	|-----trip_point_0_temp:	100000
 	|-----trip_point_0_type:	critical
-	|-----trip_point_1_temp:	80
+	|-----trip_point_1_temp:	80000
 	|-----trip_point_1_type:	passive
-	|-----trip_point_2_temp:	70
-	|-----trip_point_2_type:	active[0]
-	|-----trip_point_3_temp:	60
-	|-----trip_point_3_type:	active[1]
+	|-----trip_point_2_temp:	70000
+	|-----trip_point_2_type:	active0
+	|-----trip_point_3_temp:	60000
+	|-----trip_point_3_type:	active1
 	|-----cdev0:			--->/sys/class/thermal/cooling_device0
 	|-----cdev0_trip_point:		1	/* cdev0 can be used for passive */
 	|-----cdev1:			--->/sys/class/thermal/cooling_device3



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