OMAP: DSS2: move get/set_rotate()

Move get/set_rotate() from omap_dss_device to omap_dss_driver.

This is part of a larger patch-set, which moves the control from omapdss
driver to the display driver.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
diff --git a/drivers/video/omap2/dss/display.c b/drivers/video/omap2/dss/display.c
index 8b91796..263d2fd 100644
--- a/drivers/video/omap2/dss/display.c
+++ b/drivers/video/omap2/dss/display.c
@@ -185,9 +185,9 @@
 {
 	struct omap_dss_device *dssdev = to_dss_device(dev);
 	int rotate;
-	if (!dssdev->get_rotate)
+	if (!dssdev->driver->get_rotate)
 		return -ENOENT;
-	rotate = dssdev->get_rotate(dssdev);
+	rotate = dssdev->driver->get_rotate(dssdev);
 	return snprintf(buf, PAGE_SIZE, "%u\n", rotate);
 }
 
@@ -198,12 +198,12 @@
 	unsigned long rot;
 	int r;
 
-	if (!dssdev->set_rotate || !dssdev->get_rotate)
+	if (!dssdev->driver->set_rotate || !dssdev->driver->get_rotate)
 		return -ENOENT;
 
 	rot = simple_strtoul(buf, NULL, 0);
 
-	r = dssdev->set_rotate(dssdev, rot);
+	r = dssdev->driver->set_rotate(dssdev, rot);
 	if (r)
 		return r;
 
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 2f356d4..82733d1 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -3532,36 +3532,6 @@
 	return dsi.te_enabled;
 }
 
-static int dsi_display_set_rotate(struct omap_dss_device *dssdev, u8 rotate)
-{
-
-	DSSDBGF("%d", rotate);
-
-	if (!dssdev->driver->set_rotate || !dssdev->driver->get_rotate)
-		return -EINVAL;
-
-	dsi_bus_lock();
-	dssdev->driver->set_rotate(dssdev, rotate);
-	if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO) {
-		u16 w, h;
-		/* the display dimensions may have changed, so set a new
-		 * update region */
-		dssdev->get_resolution(dssdev, &w, &h);
-		dsi_set_update_region(dssdev, 0, 0, w, h);
-	}
-	dsi_bus_unlock();
-
-	return 0;
-}
-
-static u8 dsi_display_get_rotate(struct omap_dss_device *dssdev)
-{
-	if (!dssdev->driver->set_rotate || !dssdev->driver->get_rotate)
-		return 0;
-
-	return dssdev->driver->get_rotate(dssdev);
-}
-
 void dsi_get_overlay_fifo_thresholds(enum omap_plane plane,
 		u32 fifo_size, enum omap_burst_size *burst_size,
 		u32 *fifo_low, u32 *fifo_high)
@@ -3590,9 +3560,6 @@
 	dssdev->enable_te = dsi_display_enable_te;
 	dssdev->get_te = dsi_display_get_te;
 
-	dssdev->get_rotate = dsi_display_get_rotate;
-	dssdev->set_rotate = dsi_display_set_rotate;
-
 	/* XXX these should be figured out dynamically */
 	dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE |
 		OMAP_DSS_DISPLAY_CAP_TEAR_ELIM;