[PATCH 3.12 11/84] DRM - radeon: Don't link train DisplayPort on HPD until we get the dpcd

From: Stephen Chandler Paul 3.12-stable review patch. If anyone has any objections, please let me know. === commit 924f92bf12bfbef3662619e3ed24a1cea7c1cbcd upstream. Most of the time this isn't an issue since hotplugging an adaptor will trigger a crtc mode change which in turn,

[PATCH 3.12 11/84] DRM - radeon: Don't link train DisplayPort on HPD until we get the dpcd

From: Stephen Chandler Paul 3.12-stable review patch. If anyone has any objections, please let me know. === commit 924f92bf12bfbef3662619e3ed24a1cea7c1cbcd upstream. Most of the time this isn't an issue since hotplugging an adaptor will trigger a crtc mode