https://github.com/torvalds/linux
Revision 4344b813f105a19f793f1fd93ad775b784648b95 authored by Daniel Vetter on 10 August 2012, 09:10:20 UTC, committed by Daniel Vetter on 11 August 2012, 19:42:52 UTC
This has originally been introduced to not oversubscribe the dp links
in

commit 885a5fb5b120a5c7e0b3baad7b0feb5a89f76c18
Author: Zhenyu Wang <zhenyuw@linux.intel.com>
Date:   Tue Jan 12 05:38:31 2010 +0800

    drm/i915: fix pixel color depth setting on eDP

Since then we've fixed up the dp link bandwidth calculation code and
should now automatically fall back to 6bpc dithering. So this is
unnecessary.

Furthermore it seems to break the new MacbookPro with retina display,
hence let's just rip this out.

Reported-by: Benoit Gschwind <gschwind@gnu-log.net>
Cc: Benoit Gschwind <gschwind@gnu-log.net>
Cc: Francois Rigaut <frigaut@gmail.com>
Cc: Greg KH <gregkh@linuxfoundation.org>
Cc: stable@vger.kernel.org
Tested-by: Benoit Gschwind <gschwind@gnu-log.net>
Tested-by: Bernhard Froemel <froemel at vmars tuwien.ac.at>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

--

Testing feedback highgly welcome, and thanks for Benoit for finding
out that the bpc computations are busted.
-Daniel
1 parent 770c123
History
Tip revision: 4344b813f105a19f793f1fd93ad775b784648b95 authored by Daniel Vetter on 10 August 2012, 09:10:20 UTC
drm/i915: ignore eDP bpc settings from vbt
Tip revision: 4344b81
File Mode Size
Documentation
arch
block
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.gitignore -rw-r--r-- 1014 bytes
.mailmap -rw-r--r-- 4.4 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 92.7 KB
Kbuild -rw-r--r-- 2.5 KB
Kconfig -rw-r--r-- 252 bytes
MAINTAINERS -rw-r--r-- 210.4 KB
Makefile -rw-r--r-- 46.1 KB
README -rw-r--r-- 17.3 KB
REPORTING-BUGS -rw-r--r-- 3.3 KB

README

back to top