[Bug 67030] [HSW] native mode 3840x2160 not supported on 4K TV with HDMI

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=67030

cancan,feng <cancan.feng at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |NEW

--- Comment #17 from cancan,feng <cancan.feng at intel.com> ---
(In reply to comment #16)
> (In reply to comment #15)
> > About VGA, the binary edid is 0 bit, and I can't grab EDID by using "xrandr
> > --verbose".
> 
> But apparently you have a mod list for VGA ... Can you please double-check?
> Please also check in /sys/class/drm/*/edid in case X is eating the edid.
> 
> If the edid isn't there for VGA I think we need to file a 2nd bug for this
> screen on haswell+vga.

You are right..
EDID of VGA:
                00ffffffffffff004d77010001000000
                1c1601031f5d3478ca31c3a3554a9b24
                10474aafcf0001010101010101010101
                0101010101011a3680a070381f403020
                3500a20b3200001a000000fd0032551f
                460f000a202020202020000000fc0053
                6b79776f727468205548440a00000010
                0053563432325856540a2020202000ee

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