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OMAPDSS: add dispc_ovl_enabled()

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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@ti.com>
This commit is contained in:
Tomi Valkeinen 2012-10-10 14:13:15 +03:00
parent f1a813d35f
commit 04bd8ac14e
2 changed files with 6 additions and 0 deletions
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5
drivers/video/omap2/dss/dispc.c
View File

@ -2589,6 +2589,11 @@ int dispc_ovl_enable(enum omap_plane plane, bool enable)
return 0; 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) static void dispc_mgr_disable_isr(void *data, u32 mask)
{ {
struct completion *compl = data; struct completion *compl = data;

1
drivers/video/omap2/dss/dss.h
View File

@ -427,6 +427,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
bool replication, const struct omap_video_timings *mgr_timings, bool replication, const struct omap_video_timings *mgr_timings,
bool mem_to_mem); bool mem_to_mem);
int dispc_ovl_enable(enum omap_plane plane, bool enable); 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, void dispc_ovl_set_channel_out(enum omap_plane plane,
enum omap_channel channel); enum omap_channel channel);