OMAPDSS: APPLY: move simple_check functions

The functions dss_ovl_simple_check() and dss_mgr_simple_check() are not
really part of the apply mechanism, and can be moved to overlay.c and
manager.c.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/drivers/video/omap2/dss/overlay.c b/drivers/video/omap2/dss/overlay.c
index c91babfc44c..6e821810dee 100644
--- a/drivers/video/omap2/dss/overlay.c
+++ b/drivers/video/omap2/dss/overlay.c
@@ -595,6 +595,42 @@ void dss_uninit_overlays(struct platform_device *pdev)
 	num_overlays = 0;
 }
 
+int dss_ovl_simple_check(struct omap_overlay *ovl,
+		const struct omap_overlay_info *info)
+{
+	if (info->paddr == 0) {
+		DSSERR("check_overlay: paddr cannot be 0\n");
+		return -EINVAL;
+	}
+
+	if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) {
+		if (info->out_width != 0 && info->width != info->out_width) {
+			DSSERR("check_overlay: overlay %d doesn't support "
+					"scaling\n", ovl->id);
+			return -EINVAL;
+		}
+
+		if (info->out_height != 0 && info->height != info->out_height) {
+			DSSERR("check_overlay: overlay %d doesn't support "
+					"scaling\n", ovl->id);
+			return -EINVAL;
+		}
+	}
+
+	if ((ovl->supported_modes & info->color_mode) == 0) {
+		DSSERR("check_overlay: overlay %d doesn't support mode %d\n",
+				ovl->id, info->color_mode);
+		return -EINVAL;
+	}
+
+	if (info->zorder >= omap_dss_get_num_overlays()) {
+		DSSERR("check_overlay: zorder %d too high\n", info->zorder);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 int dss_ovl_check(struct omap_overlay *ovl,
 		struct omap_overlay_info *info, struct omap_dss_device *dssdev)
 {