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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-11-18 12:38:38 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-12-02 08:54:52 +0200 |
| commit | 9d11c321a84266db2dba82cfb0d9d3bc17c326a8 (patch) | |
| tree | 65c203c13fe360675e98d668e1e09be8dbe9a8a0 /include/video | |
| parent | e70f98acaa84ec9ad55e544d0dc8b2d0a36bbeca (diff) | |
| download | linux-9d11c321a84266db2dba82cfb0d9d3bc17c326a8.tar.bz2 | |
OMAPDSS: Add comments about blocking of ovl/mgr functions
Add comments specifying what ovl/mgr functions may block.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/omapdss.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/video/omapdss.h b/include/video/omapdss.h index 98fc0267dd9e..39862b8c9805 100644 --- a/include/video/omapdss.h +++ b/include/video/omapdss.h @@ -384,6 +384,17 @@ struct omap_overlay { /* dynamic fields */ struct omap_overlay_manager *manager; + /* + * The following functions do not block: + * + * is_enabled + * set_overlay_info + * get_overlay_info + * + * The rest of the functions may block and cannot be called from + * interrupt context + */ + int (*enable)(struct omap_overlay *ovl); int (*disable)(struct omap_overlay *ovl); bool (*is_enabled)(struct omap_overlay *ovl); @@ -426,6 +437,17 @@ struct omap_overlay_manager { /* dynamic fields */ struct omap_dss_device *device; + /* + * The following functions do not block: + * + * set_manager_info + * get_manager_info + * apply + * + * The rest of the functions may block and cannot be called from + * interrupt context + */ + int (*set_device)(struct omap_overlay_manager *mgr, struct omap_dss_device *dssdev); int (*unset_device)(struct omap_overlay_manager *mgr); |