diff options
| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-12-13 15:18:52 +0400 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-01-02 10:51:26 +0400 |
| commit | 54540d41aaad0ed3245d3e99db014ab03a219c5a (patch) | |
| tree | e81c956135475ce72f61e3b1a6b36684c4222742 /drivers/video/omap2/dss/manager.c | |
| parent | 00f17e4560da32db454c46faf1e8df4fe35cc226 (diff) | |
| download | linux-54540d41aaad0ed3245d3e99db014ab03a219c5a.tar.xz | |
OMAPDSS: APPLY: move simple_check functions
The functions dss_ovl_simple_check() and dss_mgr_simple_check() are not
really part of the apply mechanism, and can be moved to overlay.c and
manager.c.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/dss/manager.c')
| -rw-r--r-- | drivers/video/omap2/dss/manager.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c index 542258dbdccc..d1858e71c64e 100644 --- a/drivers/video/omap2/dss/manager.c +++ b/drivers/video/omap2/dss/manager.c @@ -592,6 +592,25 @@ struct omap_overlay_manager *omap_dss_get_overlay_manager(int num) } EXPORT_SYMBOL(omap_dss_get_overlay_manager); +int dss_mgr_simple_check(struct omap_overlay_manager *mgr, + const struct omap_overlay_manager_info *info) +{ + if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) { + /* + * OMAP3 supports only graphics source transparency color key + * and alpha blending simultaneously. See TRM 15.4.2.4.2.2 + * Alpha Mode. + */ + if (info->partial_alpha_enabled && info->trans_enabled + && info->trans_key_type != OMAP_DSS_COLOR_KEY_GFX_DST) { + DSSERR("check_manager: illegal transparency key\n"); + return -EINVAL; + } + } + + return 0; +} + static int dss_mgr_check_zorder(struct omap_overlay_manager *mgr, struct omap_overlay_info **overlay_infos) { |