Add new dispc function, dispc_ovl_enabled(). This returns if the overlay
enable bit is set in the registers.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
drivers/video/omap2/dss/dispc.c | 5 +++++
drivers/video/omap2/dss/dss.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index b5cdbaf..3fd60ce 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -2589,6 +2589,11 @@ int dispc_ovl_enable(enum omap_plane plane, bool enable)
return 0;
}
+bool dispc_ovl_enabled(enum omap_plane plane)
+{
+ return REG_GET(DISPC_OVL_ATTRIBUTES(plane), 0, 0);
+}
+
static void dispc_mgr_disable_isr(void *data, u32 mask)
{
struct completion *compl = data;
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index b007aee..be7678c 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -428,6 +428,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
bool replication, const struct omap_video_timings *mgr_timings,
bool mem_to_mem);
int dispc_ovl_enable(enum omap_plane plane, bool enable);
+bool dispc_ovl_enabled(enum omap_plane plane);
void dispc_ovl_set_channel_out(enum omap_plane plane,
enum omap_channel channel);
--
1.7.9.5
--
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