summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/video/omap2/dss/apply.c107
-rw-r--r--drivers/video/omap2/dss/dss.h6
-rw-r--r--drivers/video/omap2/dss/manager.c63
-rw-r--r--drivers/video/omap2/dss/overlay.c42
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;
+}
OpenPOWER on IntegriCloud