C++ (Cpp) malidp_set_and_wait_config_valid Examples

Example #1

File: malidp_drv.c Project: MaxKellermann/linux

static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state)
{
	struct drm_pending_vblank_event *event;
	struct drm_device *drm = state->dev;
	struct malidp_drm *malidp = drm->dev_private;

	if (malidp->crtc.enabled) {
		/* only set config_valid if the CRTC is enabled */
		if (malidp_set_and_wait_config_valid(drm))
			DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n");
	}

	event = malidp->crtc.state->event;
	if (event) {
		malidp->crtc.state->event = NULL;

		spin_lock_irq(&drm->event_lock);
		if (drm_crtc_vblank_get(&malidp->crtc) == 0)
			drm_crtc_arm_vblank_event(&malidp->crtc, event);
		else
			drm_crtc_send_vblank_event(&malidp->crtc, event);
		spin_unlock_irq(&drm->event_lock);
	}
	drm_atomic_helper_commit_hw_done(state);
}

Example #2

File: malidp_drv.c Project: avagin/linux

static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state)
{
	struct drm_device *drm = state->dev;
	struct malidp_drm *malidp = drm->dev_private;

	malidp->event = malidp->crtc.state->event;
	malidp->crtc.state->event = NULL;

	if (malidp->crtc.state->active) {
		/*
		 * if we have an event to deliver to userspace, make sure
		 * the vblank is enabled as we are sending it from the IRQ
		 * handler.
		 */
		if (malidp->event)
			drm_crtc_vblank_get(&malidp->crtc);

		/* only set config_valid if the CRTC is enabled */
		if (malidp_set_and_wait_config_valid(drm) < 0)
			DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n");
	} else if (malidp->event) {
		/* CRTC inactive means vblank IRQ is disabled, send event directly */
		spin_lock_irq(&drm->event_lock);
		drm_crtc_send_vblank_event(&malidp->crtc, malidp->event);
		malidp->event = NULL;
		spin_unlock_irq(&drm->event_lock);
	}
	drm_atomic_helper_commit_hw_done(state);
}