static int imx_drm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) { int ret; ret = drm_atomic_helper_check_modeset(dev, state); if (ret) return ret; ret = drm_atomic_helper_check_planes(dev, state); if (ret) return ret; /* * Check modeset again in case crtc_state->mode_changed is * updated in plane's ->atomic_check callback. */ ret = drm_atomic_helper_check_modeset(dev, state); if (ret) return ret; /* Assign PRG/PRE channels and check if all constrains are satisfied. */ ret = ipu_planes_assign_pre(dev, state); if (ret) return ret; return ret; }
int msm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) { int ret; /* * msm ->atomic_check can update ->mode_changed for pixel format * changes, hence must be run before we check the modeset changes. */ ret = drm_atomic_helper_check_planes(dev, state); if (ret) return ret; ret = drm_atomic_helper_check_modeset(dev, state); if (ret) return ret; return ret; }