[Desktop-packages] [Bug 921321]

Created attachment 113754 drm/nv50: Fix backlight not working when PWM_DIV is uninitialised (v4) I redid the patch for 3.18.6. Not sure what the use of removed nvif_rd32() chunk was, but it doesn't seem to be necessary anymore. Could this fix be predicated on the specific PCI ID if the effects ar

[Desktop-packages] [Bug 921321]

Is this reverse engineering something I could do myself using software, or does it require active fiddling with the registers? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.ne

[Desktop-packages] [Bug 921321]

I can confirm that the patch "drm/nv50: Fix backlight[...](v2)" works for a HP 8530w. Any chance of getting this included upstream? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchp

[Desktop-packages] [Bug 921321]

Not to be a nag, but multiple people have confirmed that the patch fixes the problem. What are the prerequisites for merging this? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpa

[Desktop-packages] [Bug 921321]

According to a bisect, the commit f00f0e218b5d6347f28c0f2d80ee46c45b28f3c3 killed the patch. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/921321 Title: nouveau: d

[Desktop-packages] [Bug 921321]

Wrong commit, redid the bisect. 839ca903f12ef8f09374e0b655456482536a733e is the new suspect. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/921321 Title: nouveau: d

[Desktop-packages] [Bug 921321]

Created attachment 140871 drm/nv50: Fix backlight not working when PWM_DIV is uninitialised (v5) Patch modified to work with 4.17.9. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launc

[Desktop-packages] [Bug 921321]

I got the patch working in 4.9.6. But in 4.17.3 the backlight controls no longer work after suspend. Wierdly though, the "nvapeek" output is the same after suspend as before: # nvapeek 0xe100; nvapeek 0xe28c; nvapeek 0xe104 8; nvapeek 0xe280 8 e100: 001c1100 e28c: 0180 e104: 722666