drm: add bitmask property type

A bitmask property is similar to an enum.  The enum value is a bit
position (0-63), and valid property values consist of a mask of
zero or more of (1 << enum_val[n]).

[airlied: 1LL -> 1ULL]

Signed-off-by: Rob Clark <rob@ti.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

2 files changed, 5 insertions, 0 deletions

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index b88b28f45f9e..9b33629e654c 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -933,6 +933,10 @@ extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int
                                          const char *name,
                                          const struct drm_prop_enum_list *props,
                                          int num_values);
+struct drm_property *drm_property_create_bitmask(struct drm_device *dev,
+                                         int flags, const char *name,
+                                         const struct drm_prop_enum_list *props,
+                                         int num_values);
 struct drm_property *drm_property_create_range(struct drm_device *dev, int flags,
                                          const char *name,
                                          uint64_t min, uint64_t max);
diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h
index 326f2be0d497..5581980b14f6 100644
--- a/include/drm/drm_mode.h
+++ b/include/drm/drm_mode.h
@@ -230,6 +230,7 @@ struct drm_mode_get_connector {
 #define DRM_MODE_PROP_IMMUTABLE (1<<2)
 #define DRM_MODE_PROP_ENUM      (1<<3) /* enumerated type with text strings */
 #define DRM_MODE_PROP_BLOB      (1<<4)
+#define DRM_MODE_PROP_BITMASK   (1<<5) /* bitmask of enumerated types */
 
 struct drm_mode_property_enum {
         __u64 value;