diff options
Diffstat (limited to 'drivers/video/omap2/dss/dispc.c')
| -rw-r--r-- | drivers/video/omap2/dss/dispc.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index fa7aadfec7b8..6892cfd2e3b7 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -739,6 +739,27 @@ static void dispc_ovl_set_vid_size(enum omap_plane plane, int width, int height) dispc_write_reg(DISPC_OVL_SIZE(plane), val); } +static void dispc_ovl_set_zorder(enum omap_plane plane, u8 zorder) +{ + struct omap_overlay *ovl = omap_dss_get_overlay(plane); + + if ((ovl->caps & OMAP_DSS_OVL_CAP_ZORDER) == 0) + return; + + REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), zorder, 27, 26); +} + +static void dispc_ovl_enable_zorder_planes(void) +{ + int i; + + if (!dss_has_feature(FEAT_ALPHA_FREE_ZORDER)) + return; + + for (i = 0; i < dss_feat_get_num_ovls(); i++) + REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(i), 1, 25, 25); +} + static void dispc_ovl_set_pre_mult_alpha(enum omap_plane plane, bool enable) { struct omap_overlay *ovl = omap_dss_get_overlay(plane); @@ -1866,6 +1887,7 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, dispc_ovl_set_rotation_attrs(plane, oi->rotation, oi->mirror, oi->color_mode); + dispc_ovl_set_zorder(plane, oi->zorder); dispc_ovl_set_pre_mult_alpha(plane, oi->pre_mult_alpha); dispc_ovl_setup_global_alpha(plane, oi->global_alpha); @@ -3317,6 +3339,8 @@ static void _omap_dispc_initial_config(void) dispc_read_plane_fifo_sizes(); dispc_configure_burst_sizes(); + + dispc_ovl_enable_zorder_planes(); } /* DISPC HW IP initialisation */ |