[PATCH 0/3] [Karmic] UBUNTU: [Upstream] (drop after 2.6.31) drm/mode: get the modeline for standard timing in EDID by using CVT/GTF

Tim Gardner tim.gardner at canonical.com
Wed Sep 2 16:52:32 UTC 2009


Leann Ogasawara wrote:
> Hi All,
> 
> http://bugs.launchpad.net/bugs/398188
> 
> Without the following set of patches, xrandr lists a mode with no
> resolution nor hsync.  The patches are already in Dave Arlie's
> drm-2.6/drm-next branch.  They unfortunately do not appear they'll hit
> 2.6.31.  Karmic test kernels built with these patches had positive
> feedback.  Please consider carrying until merged upstream.
> 
> The following changes since commit
> 78aa652bf02b905c9fd2ed4360e4ed48066a6057:
>   Tim Gardner (1):
>         UBUNTU: [Config] CONFIG_SATA_VIA=m
> 
> are available in the git repository at:
> 
>   git://kernel.ubuntu.com/ogasawara/ubuntu-karmic.git lp398188
> 
> Leann Ogasawara (1):
>       UBUNTU: [Upstream] (drop after 2.6.31) drm/mode: get the modeline
> for standard timing in EDID by using CVT/GTF
> 
> Zhao Yakui (2):
>       UBUNTU: [Upstream] (drop after 2.6.31) drm/mode: add the CVT
> algorithm in kernel space
>       UBUNTU: [Upstream] (drop after 2.6.31) drm/mode: add the GTF
> algorithm in kernel space
> 
>  drivers/gpu/drm/drm_edid.c  |   66 ++++++-
>  drivers/gpu/drm/drm_modes.c |  416
> +++++++++++++++++++++++++++++++++++++++++++
>  include/drm/drm_crtc.h      |    6 +
>  3 files changed, 479 insertions(+), 9 deletions(-)
> 
> 
> 

What is the downside of _not_ applying these patches? Is there something 
more egregious then displaying a bogus mode? Its not obvious to me from 
the bug report that these mammoth patches are worth it.

rtg
-- 
Tim Gardner tim.gardner at canonical.com




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