OMAPDSS: APPLY: move check functions

The functions dss_ovl_check, dss_mgr_check_zorder, dss_mgr_check in
apply.c 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>

4 files changed, 111 insertions, 107 deletions

diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index f8506d79a7f9..12f2cdb65704 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -172,113 +172,6 @@ static bool mgr_manual_update(struct omap_overlay_manager *mgr)
         return mgr->device->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE;
 }
 
-/* Check if overlay parameters are compatible with display */
-static int dss_ovl_check(struct omap_overlay *ovl,
-                struct omap_overlay_info *info, struct omap_dss_device *dssdev)
-{
-        u16 outw, outh;
-        u16 dw, dh;
-
-        if (dssdev == NULL)
-                return 0;
-
-        dssdev->driver->get_resolution(dssdev, &dw, &dh);
-
-        if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) {
-                outw = info->width;
-                outh = info->height;
-        } else {
-                if (info->out_width == 0)
-                        outw = info->width;
-                else
-                        outw = info->out_width;
-
-                if (info->out_height == 0)
-                        outh = info->height;
-                else
-                        outh = info->out_height;
-        }
-
-        if (dw < info->pos_x + outw) {
-                DSSERR("overlay %d horizontally not inside the display area "
-                                "(%d + %d >= %d)\n",
-                                ovl->id, info->pos_x, outw, dw);
-                return -EINVAL;
-        }
-
-        if (dh < info->pos_y + outh) {
-                DSSERR("overlay %d vertically not inside the display area "
-                                "(%d + %d >= %d)\n",
-                                ovl->id, info->pos_y, outh, dh);
-                return -EINVAL;
-        }
-
-        return 0;
-}
-
-static int dss_mgr_check_zorder(struct omap_overlay_manager *mgr,
-                struct omap_overlay_info **overlay_infos)
-{
-        struct omap_overlay *ovl1, *ovl2;
-        struct omap_overlay_info *info1, *info2;
-
-        list_for_each_entry(ovl1, &mgr->overlays, list) {
-                info1 = overlay_infos[ovl1->id];
-
-                if (info1 == NULL)
-                        continue;
-
-                list_for_each_entry(ovl2, &mgr->overlays, list) {
-                        if (ovl1 == ovl2)
-                                continue;
-
-                        info2 = overlay_infos[ovl2->id];
-
-                        if (info2 == NULL)
-                                continue;
-
-                        if (info1->zorder == info2->zorder) {
-                                DSSERR("overlays %d and %d have the same "
-                                                "zorder %d\n",
-                                        ovl1->id, ovl2->id, info1->zorder);
-                                return -EINVAL;
-                        }
-                }
-        }
-
-        return 0;
-}
-
-static int dss_mgr_check(struct omap_overlay_manager *mgr,
-                struct omap_dss_device *dssdev,
-                struct omap_overlay_manager_info *info,
-                struct omap_overlay_info **overlay_infos)
-{
-        struct omap_overlay *ovl;
-        int r;
-
-        if (dss_has_feature(FEAT_ALPHA_FREE_ZORDER)) {
-                r = dss_mgr_check_zorder(mgr, overlay_infos);
-                if (r)
-                        return r;
-        }
-
-        list_for_each_entry(ovl, &mgr->overlays, list) {
-                struct omap_overlay_info *oi;
-                int r;
-
-                oi = overlay_infos[ovl->id];
-
-                if (oi == NULL)
-                        continue;
-
-                r = dss_ovl_check(ovl, oi, dssdev);
-                if (r)
-                        return r;
-        }
-
-        return 0;
-}
 static int dss_check_settings_low(struct omap_overlay_manager *mgr,
                 struct omap_dss_device *dssdev, bool applying)
 {
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 45b724ae04fe..20a88392ed24 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -209,12 +209,18 @@ void default_get_overlay_fifo_thresholds(enum omap_plane plane,
 /* manager */
 int dss_init_overlay_managers(struct platform_device *pdev);
 void dss_uninit_overlay_managers(struct platform_device *pdev);
+int dss_mgr_check(struct omap_overlay_manager *mgr,
+                struct omap_dss_device *dssdev,
+                struct omap_overlay_manager_info *info,
+                struct omap_overlay_info **overlay_infos);
 
 /* overlay */
 void dss_init_overlays(struct platform_device *pdev);
 void dss_uninit_overlays(struct platform_device *pdev);
 void dss_overlay_setup_dispc_manager(struct omap_overlay_manager *mgr);
 void dss_recheck_connections(struct omap_dss_device *dssdev, bool force);
+int dss_ovl_check(struct omap_overlay *ovl,
+                struct omap_overlay_info *info, struct omap_dss_device *dssdev);
 
 /* DSS */
 int dss_init_platform_driver(void);
diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c
index 8c967ef2ae98..542258dbdccc 100644
--- a/drivers/video/omap2/dss/manager.c
+++ b/drivers/video/omap2/dss/manager.c
@@ -592,3 +592,66 @@ struct omap_overlay_manager *omap_dss_get_overlay_manager(int num)
 }
 EXPORT_SYMBOL(omap_dss_get_overlay_manager);
 
+static int dss_mgr_check_zorder(struct omap_overlay_manager *mgr,
+                struct omap_overlay_info **overlay_infos)
+{
+        struct omap_overlay *ovl1, *ovl2;
+        struct omap_overlay_info *info1, *info2;
+
+        list_for_each_entry(ovl1, &mgr->overlays, list) {
+                info1 = overlay_infos[ovl1->id];
+
+                if (info1 == NULL)
+                        continue;
+
+                list_for_each_entry(ovl2, &mgr->overlays, list) {
+                        if (ovl1 == ovl2)
+                                continue;
+
+                        info2 = overlay_infos[ovl2->id];
+
+                        if (info2 == NULL)
+                                continue;
+
+                        if (info1->zorder == info2->zorder) {
+                                DSSERR("overlays %d and %d have the same "
+                                                "zorder %d\n",
+                                        ovl1->id, ovl2->id, info1->zorder);
+                                return -EINVAL;
+                        }
+                }
+        }
+
+        return 0;
+}
+
+int dss_mgr_check(struct omap_overlay_manager *mgr,
+                struct omap_dss_device *dssdev,
+                struct omap_overlay_manager_info *info,
+                struct omap_overlay_info **overlay_infos)
+{
+        struct omap_overlay *ovl;
+        int r;
+
+        if (dss_has_feature(FEAT_ALPHA_FREE_ZORDER)) {
+                r = dss_mgr_check_zorder(mgr, overlay_infos);
+                if (r)
+                        return r;
+        }
+
+        list_for_each_entry(ovl, &mgr->overlays, list) {
+                struct omap_overlay_info *oi;
+                int r;
+
+                oi = overlay_infos[ovl->id];
+
+                if (oi == NULL)
+                        continue;
+
+                r = dss_ovl_check(ovl, oi, dssdev);
+                if (r)
+                        return r;
+        }
+
+        return 0;
+}
diff --git a/drivers/video/omap2/dss/overlay.c b/drivers/video/omap2/dss/overlay.c
index 8d036e661a26..c91babfc44ca 100644
--- a/drivers/video/omap2/dss/overlay.c
+++ b/drivers/video/omap2/dss/overlay.c
@@ -595,3 +595,45 @@ void dss_uninit_overlays(struct platform_device *pdev)
         num_overlays = 0;
 }
 
+int dss_ovl_check(struct omap_overlay *ovl,
+                struct omap_overlay_info *info, struct omap_dss_device *dssdev)
+{
+        u16 outw, outh;
+        u16 dw, dh;
+
+        if (dssdev == NULL)
+                return 0;
+
+        dssdev->driver->get_resolution(dssdev, &dw, &dh);
+
+        if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) {
+                outw = info->width;
+                outh = info->height;
+        } else {
+                if (info->out_width == 0)
+                        outw = info->width;
+                else
+                        outw = info->out_width;
+
+                if (info->out_height == 0)
+                        outh = info->height;
+                else
+                        outh = info->out_height;
+        }
+
+        if (dw < info->pos_x + outw) {
+                DSSERR("overlay %d horizontally not inside the display area "
+                                "(%d + %d >= %d)\n",
+                                ovl->id, info->pos_x, outw, dw);
+                return -EINVAL;
+        }
+
+        if (dh < info->pos_y + outh) {
+                DSSERR("overlay %d vertically not inside the display area "
+                                "(%d + %d >= %d)\n",
+                                ovl->id, info->pos_y, outh, dh);
+                return -EINVAL;
+        }
+
+        return 0;
+}