[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

toddh, as per http://esupport.sony.com/US/p/model- home.pl?mdl=VPCEB13FXtemplate_id=1region_id=1tab=download#/downloadTab an update is available for your BIOS (R0300Y8). If you update to this, does it change anything? If not, could you please both specify what happened, and provide the output of

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Found it! sudo apt-get source linux-image-version sudo apt-get build-dep linux-image-version git clone git://kernel.ubuntu.com/ubuntu/ubuntu-release.git cd working directory of linux_version.tar.gz tar -xzvf linux_version.tar.gz working directory of linux

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Unfortunately, the first patch didn't solve it: :~$ acpi -abi Battery 0: Charging, 7%, charging at zero rate - will never fully charge. Battery 0: design capacity 356 mAh, last full capacity 245 mAh = 68% Adapter 0: on-line Data files below are result of: grep . /sys/class/power_supply/BAT0/* :~$

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

A possible patch from bugzilla.kernel.org suggested to update the battery driver with code below. Would someone know where to find and update these files? Thanks. https://bugzilla.kernel.org/show_bug.cgi?id=56741#c6 Hi, the bios acpi table doesn't provide actual voltage_now int _BST method of

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Any ideas on where to update static int acpi_battery_get_state? Where is battery.c? /usr/src/linux-headers-3.9.0-999/drivers/acpi/Makefile includes: line 67: obj-$(CONFIG_ACPI_BATTERY)+= battery.o /lib/modules/3.9.0-999-generic/kernel/drivers/acpi/* Binary file

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

https://wiki.ubuntu.com/Kernel/Dev/KernelGitGuide will hopefully lead to the correct file of acpi_battery_get_state. Minimally, it provides: https://wiki.ubuntu.com/Kernel/Dev/KernelGitGuide#Patch_acceptance_criteria -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v3.9 kernel[0]. You will need to install both the linux-image and linux- image-extra .deb packages. If this bug is fixed in the mainline kernel, please

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

** Tags added: kernel-bug-exists-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1169727 Title: Battery charging at zero rate - will never fully charge To manage notifications about this

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Thanks for your thoughts Joseph. Perhaps I was not clear when I mentioned: :~$ uname -a Linux toddh 3.9.0-030900rc6-generic #201304080035 SMP Mon Apr 8 04:36:25 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux and added tags: quantal, and raring.

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

http://ubuntuforums.org/archive/index.php/t-1901977.html seemed promising to complete a BIOS update from http://esupport.sony.com/US/p/model-home.pl?mdl=VPCEB13FXtemplate_id=1region_id=1tab=download#/downloadTab The challenge is that Sony didn't release an .exe for DOS. So, even after getting

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

** Attachment added: acpidump20130417.dat https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1169727/+attachment/3647052/+files/acpidump20130417.dat -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

Also posted at https://bugzilla.kernel.org/show_bug.cgi?id=56741, where one person asked for additional information listed below: acpidump, dmesg and the output of grep . /sys/class/power_supply/BAT0/* These outputs will be attached. ** Bug watch added: Linux Kernel Bug Tracker #56741

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

operation returned: grep: /sys/class/power_supply/BAT0/voltage_now: No such device ** Attachment added: grep20130417.dat https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1169727/+attachment/3647054/+files/grep20130417.dat -- You received this bug notification because you are a member of

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

** Attachment added: dmesg20130417.dat https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1169727/+attachment/3647053/+files/dmesg20130417.dat -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1169727] Re: Battery charging at zero rate - will never fully charge

** Tags added: quantal raring -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1169727 Title: Battery charging at zero rate - will never fully charge To manage notifications about this bug go to: