acpi battery rework patch

[Nate Lawson]

Wilko Bulte wrote:
>>>Unplugging AC power:
>>>
>>>batt pass1: dev 0xc15e3100 ok valid state 1 cap 0 valid_rate 1082
>>>batt pass2: min 166 total_min 166 total_cap 0
>>>
>>>
>>>wb at chuck ~: apm
>>>APM version: 1.2
>>>APM Management: Enabled
>>>AC Line status: off-line
>>>Battery Status: low
>>>Remaining battery life: 0%
>>>Remaining battery time:  2:31:00
>>>Number of batteries: 1
>>>Battery 0:
>>>       Battery Status: low
>>>       Remaining battery life: 0%
>>>       Remaining battery time:  2:31:00
>>
>>Again, it does not report a valid cap off power but does report a valid 
>>rate of use.
>>
>>Did you always have this behavior or was this introduced by my commit?
> 
> 
> Been there since a long time. 

I'm afraid my commit can't fix the inability to read _BST info.  We'll 
have to address that separately in acpi-ca or the acpi_cmbat driver once 
the problem is understood.

-- 
Nate