From e84fcb95e07442edd7ce3b13973523646dbc581a Mon Sep 17 00:00:00 2001 From: Stefan Schake Date: Wed, 25 Apr 2018 00:03:46 +0200 Subject: 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 Signed-off-by: Eric Anholt Reviewed-by: Eric Anholt Link: https://patchwork.freedesktop.org/patch/msgid/1524607427-12876-3-git-send-email-stschake@gmail.com --- include/uapi/drm/vc4_drm.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include') diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h index d97065b86431..2be4fe3610b8 100644 --- a/include/uapi/drm/vc4_drm.h +++ b/include/uapi/drm/vc4_drm.h @@ -187,6 +187,12 @@ struct drm_vc4_submit_cl { * will not start until the syncobj is signaled. 0 means ignore. */ __u32 in_sync; + + /* Syncobj handle to export fence to. If set, the fence in the syncobj + * will be replaced with a fence that signals upon completion of this + * render job. 0 means ignore. + */ + __u32 out_sync; }; /** -- cgit v1.2.3