Michael Steffens, could you please provide the missing information from
https://wiki.ubuntu.com/DebuggingKernelSuspend ?
** Changed in: linux (Ubuntu)
Status: Confirmed = Incomplete
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** Attachment added: dmesg-after-suspend
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1390764/+attachment/4324818/+files/dmesg-after-suspend
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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** Attachment added: dmesg-before-suspend
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1390764/+attachment/4324817/+files/dmesg-before-suspend
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Exceuted the tracing steps suggested in
https://wiki.ubuntu.com/DebuggingKernelSuspend using the latest mainline
kernel
# uname -r
3.19.0-031900-generic
and everything worked as expected. The suspend state was entered seconds
after running
# sync echo 1 /sys/power/pm_trace pm-suspend
and
Michael Steffens, the issue you are reporting is an upstream one. Could
you please report this problem to the appropriate mailing list (linux-
acpi) by following the instructions verbatim at
https://wiki.ubuntu.com/Bugs/Upstream/kernel ?
Please provide a direct URL to your e-mail to the mailing
Michael Steffens, could you please provide item 2.
uncompressed/untarred?
** Changed in: linux (Ubuntu)
Status: Confirmed = Incomplete
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** Attachment added: wakeup
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1390764/+attachment/4324816/+files/wakeup
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https://bugs.launchpad.net/bugs/1390764
** Tags added: precise
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https://bugs.launchpad.net/bugs/1390764
Title:
Display remains fully dimmed after resume from suspend
Status in linux package in Ubuntu:
Michael Steffens, did this issue not occur in a release prior to Trusty?
** Tags removed: kernel-bug-exists-upstream-3.19.0-031900
** Tags added: kernel-bug-exists-upstream-3.19
** Changed in: linux (Ubuntu)
Status: Confirmed = Incomplete
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IIRC it did also occur in Precise. I don't remember how earlier releases
behaved.
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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Michael Steffens, could you please test the latest upstream kernel
available from the very top line at the top of the page (the release
names are irrelevant for testing, and please do not test the daily
folder) following https://wiki.ubuntu.com/KernelMainlineBuilds ? It will
allow additional
Kernel 3.19.0-031900-generic boots fine, but doesn fix the issue,
either.
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
** Tags added: kernel-bug-exists-upstream kernel-bug-exists-
upstream-3.19.0-031900
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Managed to upgrade to latest BIOS release by temporarily mounting a
Windows HD. Result:
# dmidecode -s bios-version dmidecode -s bios-release-date
68PDV Ver. F.20
12/08/2011
The dimming issue when resuming from suspend remains.
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No success to get any more recent version than F.12 flashed without a
natively running Windows -- which my Laptop doesn't have. And F.12
doesn't fix the dimming issue when resuming from suspend.
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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Managed to upgrade from F.0C to
# dmidecode -s bios-version dmidecode -s bios-release-date
68PDV Ver. F.12
06/08/2010
using the Rom.ISO from
http://h20566.www2.hp.com/portal/site/hpsc/template.PAGE/public/psi/swdDetails/?sp4ts.oid=3781683spf_p.tpst=swdMainspf_p.prp_swdMain
=wsrp-
Additional information: Unlike described in
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/451282 the problem
does not disappear with subsequents suspen/resume cycles.
So far a reboot is the only way for me to get display brightness back.
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apport information
** Tags added: apport-collected
** Description changed:
The symptoms reported with
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/451282 persist.
After resuming from sudpend the display returns fully dimmed, and
display brightness can't be adjusted, neither
Done.
** Description changed:
The symptoms reported with
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/451282 persist.
- After resuming from sudpend the display returns fully dimmed, and
+ After resuming from suspend the display returns fully dimmed, and
display brightness can't be
** Description changed:
- The symptoms reported with
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/451282 persist.
After resuming from suspend the display returns fully dimmed, and
display brightness can't be adjusted, neither using FN keys, nor using
- KDE power management control.
Michael Steffens, thank you for reporting this and helping make Ubuntu
better. As per
http://h20565.www2.hp.com/portal/site/hpsc/template.PAGE/public/psi/swdHome/?sp4ts.oid=3781683spf_p.tpst=swdMainspf_p.prp_swdMain
=wsrp-
Christopher, the BIOS update package you are referring me to contains
only Windows runnable files, and doesn't contain the README file your
BIOSUpdate link is referring to:
Extracting cabinet: Downloads/sp55640.exe
extracting bios/HPQFlash.exe
extracting bios/Rom.CAB
extracting
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