[Intel-gfx] [PATCH 0/2 V2] drm/i915: enabling sdvo-lvds if edid is not available

Jesse Barnes jbarnes at virtuousgeek.org
Tue May 19 03:50:42 CEST 2009


On Wed, 13 May 2009 11:18:40 +0800
Ma Ling <ling.ma at intel.com> wrote:

> Currently Our SDVO support basic SDVO-LVDS resolution, it is enough
> for most users. Because the mode lines are from EDID, monitor could
> show nothing if driver fail to fetch EDID and default modes can't
> work for SDVO LVDS. In order to avoid this case, the patch intends to
> fetch mode lines from VBT and reserve them when driver initialize,
> then transmit them to drm if driver can not fetch EDID in sdvo get
> modes function.
> 
> [PATCH 1/2 V2] drm/i915: Fetch mode line from VBT, then reserve them
> [PATCH 2/2 V2] drm/i915: Provide mode line from VBT to drm

Yeah these look fine now.  Thanks.

In the future (someday) the SDVO code should probably start using the
core DRM encoder structs, since the SDVO devices are really encoders
with one or more connectors attached.  Our current code might have
trouble with multi-connector SDVO devices, and certainly has issues
with detection...

-- 
Jesse Barnes, Intel Open Source Technology Center



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