Messages in this thread | | | Date | Wed, 21 May 2008 16:08:30 +0400 | From | Alexey Starikovskiy <> | Subject | Re: Sony laptop battery has odd behavior with 2.6.26-rc3ish build. |
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Could you please open bug report at bugzilla.kernel.org under ACPI/Battery and attach all the information to it? dmesg might be helpful too.
Thanks, Alex. Robin Holt wrote: > A couple days ago, I updated my test build to commit > 8033c6e9736c29cce5f0d0abbca9a44dffb20c39 and noticed an odd behavior > with the battery. If I unplug the power, the battery discharges and > that is reflected in /proc/acpi/battery/BAT0/state. I am not certain > the discharge is continuous and uniform or if it goes in steps. When I > plug the power back in, the level stays at a constant value (+-1mAh) > for a considerable period of time. It then does a single step back to > the fully charged value. > > I have not done any searching to see when this began. I had been running > the ubuntu 2.6.22-14 kernel before this and the behavior was normal. > > I am not certain what information you will need. Commit is above. > > $ cat /proc/acpi/battery/BAT0/alarm > alarm: unsupported > $ cat /proc/acpi/battery/BAT0/info > present: yes > design capacity: 4800 mAh > last full capacity: 4096 mAh > battery technology: non-rechargeable > design voltage: 12588 mV > design capacity warning: 1000 mAh > design capacity low: 400 mAh > capacity granularity 1: 100 mAh > capacity granularity 2: 100 mAh > model number: > serial number: > battery type: LiOn > OEM info: Sony Corp. > $ cat /proc/acpi/battery/BAT0/state > present: yes > capacity state: ok > charging state: charging > present rate: unknown > remaining capacity: 4096 mAh > present voltage: unknown > > What I think is relevant .config information: > CONFIG_ACPI=y > CONFIG_ACPI_SLEEP=y > CONFIG_ACPI_PROCFS=y > CONFIG_ACPI_PROCFS_POWER=y > CONFIG_ACPI_SYSFS_POWER=y > CONFIG_ACPI_PROC_EVENT=y > CONFIG_ACPI_AC=m > CONFIG_ACPI_BATTERY=m > CONFIG_ACPI_BUTTON=m > CONFIG_ACPI_VIDEO=m > CONFIG_ACPI_FAN=m > CONFIG_ACPI_DOCK=m > CONFIG_ACPI_BAY=m > CONFIG_ACPI_PROCESSOR=m > CONFIG_ACPI_HOTPLUG_CPU=y > CONFIG_ACPI_THERMAL=m > CONFIG_ACPI_WMI=m > CONFIG_ACPI_ASUS=m > CONFIG_ACPI_TOSHIBA=m > # CONFIG_ACPI_CUSTOM_DSDT is not set > CONFIG_ACPI_BLACKLIST_YEAR=2000 > # CONFIG_ACPI_DEBUG is not set > CONFIG_ACPI_EC=y > CONFIG_ACPI_POWER=y > CONFIG_ACPI_SYSTEM=y > CONFIG_ACPI_CONTAINER=m > CONFIG_ACPI_SBS=m > CONFIG_X86_ACPI_CPUFREQ=m > CONFIG_X86_POWERNOW_K7_ACPI=y > CONFIG_X86_POWERNOW_K8_ACPI=y > # CONFIG_X86_ACPI_CPUFREQ_PROC_INTF is not set > CONFIG_HOTPLUG_PCI_ACPI=m > CONFIG_HOTPLUG_PCI_ACPI_IBM=m > CONFIG_PNPACPI=y > CONFIG_THINKPAD_ACPI=m > # CONFIG_THINKPAD_ACPI_DEBUG is not set > CONFIG_THINKPAD_ACPI_BAY=y > CONFIG_THINKPAD_ACPI_VIDEO=y > CONFIG_THINKPAD_ACPI_HOTKEY_POLL=y > CONFIG_BLK_DEV_IDEACPI=y > CONFIG_ATA_ACPI=y > CONFIG_PATA_ACPI=m > CONFIG_SONY_LAPTOP=m > CONFIG_SONYPI_COMPAT=y > CONFIG_SONYPI=m > > Thanks, > Robin Holt
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