Name

drm_atomic_helper_wait_for_fences — wait for fences stashed in plane state

Synopsis

void drm_atomic_helper_wait_for_fences (struct drm_device * dev,
 struct drm_atomic_state * state);
 

Arguments

dev

DRM device

state

atomic state object with old state structures

Description

For implicit sync, driver should fish the exclusive fence out from the incoming fb's and stash it in the drm_plane_state. This is called after drm_atomic_helper_swap_state so it uses the current plane state (and just uses the atomic state to find the changed planes)