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drm: add bitmask property type

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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 <[email protected]>
Reviewed-by: Paulo Zanoni <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
This commit is contained in:
Rob Clark 2012-05-17 02:23:26 -06:00 • committed by Dave Airlie
commit 49e2754578
3 changed files with 49 additions and 3 deletions
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4
include/drm/drm_crtc.h
View file

@ -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);

1
include/drm/drm_mode.h
View file

@ -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;