}
EXPORT_SYMBOL(drm_crtc_cleanup);
+/**
+ * drm_crtc_index - find the index of a registered CRTC
+ * @crtc: CRTC to find index for
+ *
+ * Given a registered CRTC, return the index of that CRTC within a DRM
+ * device's list of CRTCs.
+ */
+unsigned int drm_crtc_index(struct drm_crtc *crtc)
+{
+ unsigned int index = 0;
+ struct drm_crtc *tmp;
+
+ list_for_each_entry(tmp, &crtc->dev->mode_config.crtc_list, head) {
+ if (tmp == crtc)
+ return index;
+
+ index++;
+ }
+
+ BUG();
+}
+EXPORT_SYMBOL(drm_crtc_index);
+
/**
* drm_mode_probed_add - add a mode to a connector's probed mode list
* @connector: connector the new mode
}
if (fb->funcs->dirty) {
- drm_modeset_lock_all(dev);
ret = fb->funcs->dirty(fb, file_priv, flags, r->color,
clips, num_clips);
- drm_modeset_unlock_all(dev);
} else {
ret = -ENOSYS;
}