mirror of https://gitee.com/openkylin/linux.git
23d0b13036
This is a requirement added to the spec. This patch will prevent persistent corruption on the display. v2: Make the wait before the vblank wait. (Art) Try to finish early by polling the register s/present/prevent (Chris) Cc: Art Runyan <arthur.j.runyan@intel.com> Signed-off-by: Ben Widawsky <ben@bwidawsk.net> [danvet: Upgrade debug output to ERROR.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> |
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