drm/vc4: crtc: Move crtc state to common header

We'll need to access the crtc_state from outside of vc4_crtc.c, so let's
move it to vc4_drv.h
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/1e6e563f9c75961e2885c9d648a3130d3b46b6d1.1590594512.git-series.maxime@cerno.tech

drivers/gpu/drm/vc4/vc4_crtc.c

@@ -44,27 +44,6 @@
 #include "vc4_drv.h"
 #include "vc4_regs.h"
 
-struct vc4_crtc_state {
-	struct drm_crtc_state base;
-	/* Dlist area for this CRTC configuration. */
-	struct drm_mm_node mm;
-	bool feed_txp;
-	bool txp_armed;
-
-	struct {
-		unsigned int left;
-		unsigned int right;
-		unsigned int top;
-		unsigned int bottom;
-	} margins;
-};
-
-static inline struct vc4_crtc_state *
-to_vc4_crtc_state(struct drm_crtc_state *crtc_state)
-{
-	return (struct vc4_crtc_state *)crtc_state;
-}
-
 #define CRTC_WRITE(offset, val) writel(val, vc4_crtc->regs + (offset))
 #define CRTC_READ(offset) readl(vc4_crtc->regs + (offset))
 

drivers/gpu/drm/vc4/vc4_drv.h

@@ -477,6 +477,27 @@ to_vc4_crtc(struct drm_crtc *crtc)
 	return (struct vc4_crtc *)crtc;
 }
 
+struct vc4_crtc_state {
+	struct drm_crtc_state base;
+	/* Dlist area for this CRTC configuration. */
+	struct drm_mm_node mm;
+	bool feed_txp;
+	bool txp_armed;
+
+	struct {
+		unsigned int left;
+		unsigned int right;
+		unsigned int top;
+		unsigned int bottom;
+	} margins;
+};
+
+static inline struct vc4_crtc_state *
+to_vc4_crtc_state(struct drm_crtc_state *crtc_state)
+{
+	return (struct vc4_crtc_state *)crtc_state;
+}
+
 #define V3D_READ(offset) readl(vc4->v3d->regs + offset)
 #define V3D_WRITE(offset, val) writel(val, vc4->v3d->regs + offset)
 #define HVS_READ(offset) readl(vc4->hvs->regs + offset)