ad8678f6c524d218a6 parent ccab5c82759e2ace74b2e84f82d1e0eedd932571 author Bryan Freed 1294868599 -0800 committer Chris Wilson 1295442736 +0000 drm/i915: Honour LVDS sync polarity from EDID The i915 driver normally assumes the video bios has configured several of the LVDS panel registers, and it just inherits the values. If the vbios has not run, several of these will need to be setup. So we need to check that the LVDS sync polarity is correctly configured per any available modelines (e.g. EDID) and adjust if not, issuing a warning as we do. Signed-off-by: Mark Hayter Signed-off-by: Chris Wilson 6!x