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https://bugs.freedesktop.org/show_bug.cgi?id=98398 Ilia Mirkin <imirkin at alum.mit.edu> changed: What |Removed |Added ---------------------------------------------------------------------------- QA Contact| |xorg-team at lists.x.org Component|DRM/other |Driver/nouveau Version|XOrg

https://bugs.freedesktop.org/show_bug.cgi?id=98398 --- Comment #3 from rick.2889 at gmail.com --- Created attachment 127486 --> https://bugs.freedesktop.org/attachment.cgi?id=127486&action=edit New dmesg output after manually turning on power management So Lekensteyn asked me to run a few commands to also shut off the bus the GPU is on. If I do so and then proceed by running powertop

https://bugs.freedesktop.org/show_bug.cgi?id=98398 --- Comment #4 from rick.2889 at gmail.com --- Created attachment 127487 --> https://bugs.freedesktop.org/attachment.cgi?id=127487&action=edit lspci -nnvvv output -- You are receiving this mail because: You are the assignee for the bug. -------------- next part -------------- An HTML attachment was scrubbed... URL:

https://bugs.freedesktop.org/show_bug.cgi?id=98398 --- Comment #5 from rick.2889 at gmail.com --- Adding pcie_port_pm=off to my kernel command line causes the card to turn off and powertop to report ~7.5W of power usage. According to Lekensteyn this reverts nouveau to the 4.7 and lower behavior of using DSM, so I think this is a regression from using the new method. -- You are receiving this

https://bugs.freedesktop.org/show_bug.cgi?id=98398 --- Comment #6 from rick.2889 at gmail.com --- Booting without pcie_port_pm=off, while blacklisting nouveau on boot, then executing: echo 0 > /sys/bus/pci/devices/0000:01:00.0/d3cold_allowed && modprobe nouveau also causes powertop to report a ~7.5W value. -- You are receiving this mail because: You are the assignee for the bug.

https://bugs.freedesktop.org/show_bug.cgi?id=98398 --- Comment #7 from Pablo Cholaky <waltercool at slash.cl> --- Just to add extra info here, this problem also happens with bbswitch https://github.com/Bumblebee-Project/bbswitch/issues/140 Guys, do you know if this is really a bug from Linux or a feature? I meant, if changes to fix this problem would be at kernel side (PM team) or kernel

https://bugs.freedesktop.org/show_bug.cgi?id=98398 Peter Wu <peter at lekensteyn.nl> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[Nouveau] Vgaswitcharoo |Acer Aspire V7-582PG |fails to turn off GPU |(Haswell, GTX 750M) fails |properly |to power off GPU with | |runtime PM CC| |peter at lekenstey...

Hi Pierre, No worries about the response time. I remember when the features matrix was mostly todo's. Clearly you folks have put in a ton of work. I would feel bad about trying to shove a developer into my problem and I do not have the time right now to join the development team. Besides my day job I am currently writing a library to interpret BSDL files (JTAG). I am having a bit of trouble