2aa14c37db22 drm: Introduce DRM_CAP_ATOMIC_ERROR_REPORTING
d3b2087285a0 drm/i915/display: Error codes for async flip failures
0ef7dfa52fea drm/atomic: Return user readable error in atomic_ioctl
31a66e6bbc84 drm/atomic: Call complete_signaling only if prepare_signaling is done
3478efd4dcc1 drm/atomic: Allocate atomic_state at the beginning of atomic_ioctl
5a280e79e95a drm/atomic: Add error_code element in atomic_state
b27c608dc718 drm: Define user readable error codes for atomic ioctl