On Mon, Jun 10, 2013 at 09:47:58AM +0200, Daniel Vetter wrote: > In > > commit 53d3b4d7778daf15900867336c85d3f8dd70600c > Author: Egbert Eich <eich@xxxxxxx> > Date: Tue Jun 4 17:13:21 2013 +0200 > > drm/i915/sdvo: Use &intel_sdvo->ddc instead of intel_sdvo->i2c for DDC > > Egbert Eich fixed a long-standing bug where we simply used a > non-working i2c controller to read the EDID for SDVO-LVDS panels. > Unfortunately some machines seem to not be able to cope with the mode > provided in the EDID (specifically they seem to not be able to cope > with a 4x pixel mutliplier instead of a 2x one). > > Since it took forever to notice the breakage it's fairly safe to > assume that at least for SDVO-LVDS panels the VBT contains fairly sane > data. So just switch around the order and use VBT modes first. > > v2: Also add EDID modes just in case, and spell Egbert correctly. > > Cc: Egbert Eich <eich@xxxxxxx> > Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=65524 > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx> Tested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> -Chris -- Chris Wilson, Intel Open Source Technology Centre -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html