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-rw-r--r--src/sna/sna.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/sna/sna.h b/src/sna/sna.h
index 0c0508b1..8cfa98a9 100644
--- a/src/sna/sna.h
+++ b/src/sna/sna.h
@@ -483,6 +483,7 @@ extern bool sna_crtc_set_sprite_rotation(xf86CrtcPtr crtc, uint32_t rotation);
extern int sna_crtc_to_pipe(xf86CrtcPtr crtc);
extern uint32_t sna_crtc_to_sprite(xf86CrtcPtr crtc);
extern uint32_t sna_crtc_id(xf86CrtcPtr crtc);
+extern int sna_crtc_is_on(xf86CrtcPtr crtc);
CARD32 sna_format_for_depth(int depth);
CARD32 sna_render_format_for_depth(int depth);