Add a capabilities parameter of type omap_overlay_caps to omap_dss_writeback. These caps let us reuse some of the DISPC overlay functions. Set the capabilities so the writeback supports scaling and pre multiplied alpha. Signed-off-by: Archit Taneja <archit@xxxxxx> --- drivers/video/omap2/dss/writeback.c | 3 +++ include/video/omapdss.h | 3 +++ 2 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/video/omap2/dss/writeback.c b/drivers/video/omap2/dss/writeback.c index 540e61d..14103bf 100644 --- a/drivers/video/omap2/dss/writeback.c +++ b/drivers/video/omap2/dss/writeback.c @@ -90,6 +90,9 @@ void dss_init_writeback(void) wb->id = i; wb->plane_id = OMAP_DSS_WB + i; + wb->caps = OMAP_DSS_OVL_CAP_SCALE | + OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA; + wb->set_wb_info = &dss_wb_set_info; wb->get_wb_info = &dss_wb_get_info; } diff --git a/include/video/omapdss.h b/include/video/omapdss.h index 49e3ccb..291457c 100644 --- a/include/video/omapdss.h +++ b/include/video/omapdss.h @@ -493,6 +493,9 @@ struct omap_dss_writeback { int id; int plane_id; + /* overlay-like capabilities writeback supports */ + enum omap_overlay_caps caps; + /* dummy panel we are connected to */ struct omap_dss_device *dssdev; -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html