drm/vc4: Export fence through syncobj
Allow specifying a syncobj on render job submission where we store the fence for the job. This gives userland flexible access to the fence. v2: Use 0 as invalid syncobj to drop flag (Eric) Don't reintroduce the padding (Eric) Signed-off-by:Stefan Schake <stschake@gmail.com> Signed-off-by:
Eric Anholt <eric@anholt.net> Reviewed-by:
Eric Anholt <eric@anholt.net> Link: https://patchwork.freedesktop.org/patch/msgid/1524607427-12876-3-git-send-email-stschake@gmail.com
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