[Bug 73362] [gm965 regression] TV-out not working

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Feb 4 11:41:00 PST 2014


https://bugs.freedesktop.org/show_bug.cgi?id=73362

--- Comment #5 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #3)
> It worked with ubuntu 10.04 but not 12.04, I know that leaves a two year
> range, but upon searching newsgroups, it looks like it's an issue between
> 10.04 and 10.10, so probably between 2.6.32 and 2.6.38. 

A possible culprit is the introduction of the whole tv_is_present_in_vbt()
function in 2.6.33:

commit c35614380d5c956bfda20eab2755b2f5a7d6f1e7
Author: Zhao Yakui <yakui.zhao at intel.com>
Date:   Tue Nov 24 09:48:48 2009 +0800

    drm/i915: Don't set up the TV port if it isn't in the BIOS table.

    Signed-off-by: Zhao Yakui <yakui.zhao at intel.com>
    Signed-off-by: Eric Anholt <eric at anholt.net>

It does not give me much consolation that we wouldn't accept such terse commit
messages to the driver these days.

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