[Bug 67030] [HSW] no modes bigger than 1080p in the parsed EDID for 4k TV on both HDMI/VGA

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Jul 22 22:44:34 PDT 2013


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

Daniel Vetter <daniel at ffwll.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[HSW] native mode 3840x2160 |[HSW] no modes bigger than
                   |not supported on 4K TV with |1080p in the parsed EDID
                   |HDMI                        |for 4k TV on both HDMI/VGA

--- Comment #23 from Daniel Vetter <daniel at ffwll.ch> ---
Ok, so with the patch (which is merged into -fixes already) 4k works on
Haswell, the only problem we seem to have here is that we can't get the mode
from the EDID. And it doesn't work for both the HDMI and the VGA EDID.

Strange.

For reference the dotclock fix is:

commit 363202bb22467ea1de6dd284b78eff5cf517db66
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Mon Jul 22 18:02:39 2013 +0200

    drm/i915: fix hdmi portclock limits

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