[Bug 74167] [hsw] Colors seem inverted on Dell 3737 Laptop IntelHD4400

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74167

--- Comment #33 from Ville Syrjala <ville.syrjala at linux.intel.com> ---
(In reply to comment #32)
> Thanks, a cut and paste script is about right for someone at my skill level.
> I think I finally have the output, and hope you can make some sense of it.
> 
> DellLaptop charles # for r in 0x64000 0x6F400 0x6F410 0x7F008 0x70180
> 0x49010 0x49014 0x49018 0x4901c 0x49020 0x49024 0x49028 0x49030 0x49034
> 0x49038 0x49040 0x49044 0x49048 0x49080 0x43208 0x43408 0x4A480;do
> intel_reg_read $r;done
> 0x64000 : 0x80000003
> 0x6F400 : 0x82210002
> 0x6F410 : 0x1
> 0x7F008 : 0xC0000010
> 0x70180 : 0xD9004400
> 0x49010 : 0x78000000
> 0x49014 : 0x0
> 0x49018 : 0x7800
> 0x4901C : 0x0
> 0x49020 : 0x0
> 0x49024 : 0x78000000
> 0x49028 : 0x0
> 0x49030 : 0x0
> 0x49034 : 0x0
> 0x49038 : 0x0
> 0x49040 : 0x0
> 0x49044 : 0x0
> 0x49048 : 0x0
> 0x49080 : 0x0
> 0x43208 : 0x90000000
> 0x43408 : 0x0
> 0x4A480 : 0x0
> 
> Thanks again
> 
> Charles

That looks like it's from i915. Can you repeat w/ modeset=0?

Although Stew's register dump didn't show anything really suspicious, so I'm
fairly stumped by this.

Also can someone grab the latest intel-drm-nightly and grab the dmesg w/
drm.debug=0xe?

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