diff options
Diffstat (limited to 'lib/igt_kms.c')
| -rw-r--r-- | lib/igt_kms.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/igt_kms.c b/lib/igt_kms.c index 142658a6..9b60d74a 100644 --- a/lib/igt_kms.c +++ b/lib/igt_kms.c @@ -168,6 +168,7 @@ const char *igt_plane_prop_names[IGT_NUM_PLANE_PROPS] = { "CRTC_H", "FB_ID", "CRTC_ID", + "IN_FENCE_FD", "type", "rotation" }; @@ -1667,6 +1668,7 @@ void igt_display_init(igt_display_t *display, int drm_fd) plane->type = type; plane->pipe = pipe; plane->drm_plane = drm_plane; + plane->fence_fd = -1; if (is_atomic == 0) { display->is_atomic = 1; @@ -1994,6 +1996,11 @@ igt_atomic_prepare_plane_commit(igt_plane_t *plane, igt_pipe_t *pipe, plane->index, fb_id); + if (plane->fence_fd >= 0) { + uint64_t fence_fd = (int64_t) plane->fence_fd; + igt_atomic_populate_plane_req(req, plane, IGT_PLANE_IN_FENCE_FD, fence_fd); + } + if (plane->fb_changed) { igt_atomic_populate_plane_req(req, plane, IGT_PLANE_CRTC_ID, fb_id ? crtc_id : 0); igt_atomic_populate_plane_req(req, plane, IGT_PLANE_FB_ID, fb_id); @@ -2815,6 +2822,24 @@ void igt_plane_set_fb(igt_plane_t *plane, struct igt_fb *fb) plane->size_changed = true; } +/** + * igt_plane_set_fence_fd: + * @plane: plane + * @fence_fd: fence fd, disable fence_fd by setting it to -1 + * + * This function sets a fence fd to enable a commit to wait for some event to + * occur before completing. + */ +void igt_plane_set_fence_fd(igt_plane_t *plane, int fence_fd) +{ + close(plane->fence_fd); + + if (fcntl(fence_fd, F_GETFD) != -1) + plane->fence_fd = dup(fence_fd); + else + plane->fence_fd = -1; +} + void igt_plane_set_position(igt_plane_t *plane, int x, int y) { igt_pipe_t *pipe = plane->pipe; |