[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/509219
Ti
jonie, this bug was reported a while ago and there hasn't been any
activity in it recently. We were wondering if this is still an issue? If
so, could you please test for this with the latest development release
of Ubuntu? ISO CD images are available from
http://cdimage.ubuntu.com/releases/ .
If it
** Tags added: needs-upstream-testing
** Attachment removed: "patch.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/509219/+attachment/1448120/+files/patch.txt
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The problem could be reproduced with any kernel (tested 3.0.0 so far). Due to
lack of AMD C1E idle accounting in kernel latency requirements cannot be
enforced if needed (via pm_qos for instance) and apparently there are drivers
that don't function correctly with the latencies added by AMD C1E,
apport information
** Tags added: apport-collected oneiric running-unity
** Description changed:
Binary package hint: linux-source
My TV card (Leadtek Winfast TV2000/XP) seems to work only with acpi=off
passed to kernel. When ACPI is enabled, the picture is just a slideshow,
trying ac
** Tags added: kj-triage
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bttv driver latency issues with AMD C1E enabled
https://bugs.launchpad.net/bugs/509219
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If someone has this hardware and wants to test I applied patch 35743
from bugzilla.kernel.org and added pm_qos_requirement to bttv driver
(Lucid kernel). What it does is effectively that c1e is disabled for the
time of capturing. The 35743 patch might be useful for some other
drivers that require l
** Summary changed:
- bttv driver working only with acpi=off on ASUS M3N78-EM
+ bttv driver latency issues with AMD C1E enabled
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bttv driver latency issues with AMD C1E enabled
https://bugs.launchpad.net/bugs/509219
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