struct drm_property_blob;
struct drm_printer;
struct edid;
+struct i2c_adapter;
enum drm_connector_force {
DRM_FORCE_UNSPECIFIED,
* edge of the pixel clock
* @DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE: Sync signals are sampled on the falling
* edge of the pixel clock
+ * @DRM_BUS_FLAG_SHARP_SIGNALS: Set if the Sharp-specific signals
+ * (SPL, CLS, PS, REV) must be used
*/
enum drm_bus_flags {
DRM_BUS_FLAG_DE_LOW = BIT(0),
DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE = DRM_BUS_FLAG_SYNC_NEGEDGE,
DRM_BUS_FLAG_SYNC_SAMPLE_POSEDGE = DRM_BUS_FLAG_SYNC_NEGEDGE,
DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE = DRM_BUS_FLAG_SYNC_POSEDGE,
+ DRM_BUS_FLAG_SHARP_SIGNALS = BIT(8),
};
/**
*
* This is also used in the atomic helpers to map encoders to their
* current and previous connectors, see
- * &drm_atomic_get_old_connector_for_encoder() and
- * &drm_atomic_get_new_connector_for_encoder().
+ * drm_atomic_get_old_connector_for_encoder() and
+ * drm_atomic_get_new_connector_for_encoder().
*
* NOTE: Atomic drivers must fill this out (either themselves or through
* helpers), for otherwise the GETCONNECTOR and GETENCODER IOCTLs will
*/
unsigned int content_type;
+ /**
+ * @hdcp_content_type: Connector property to pass the type of
+ * protected content. This is most commonly used for HDCP.
+ */
+ unsigned int hdcp_content_type;
+
/**
* @scaling_mode: Connector property to control the
* upscaling, mostly used for built-in panels.
/** @override_edid: has the EDID been overwritten through debugfs for testing? */
bool override_edid;
-#define DRM_CONNECTOR_MAX_ENCODER 3
/**
- * @encoder_ids: Valid encoders for this connector. Please only use
- * drm_connector_for_each_possible_encoder() to enumerate these.
+ * @possible_encoders: Bit mask of encoders that can drive this
+ * connector, drm_encoder_index() determines the index into the bitfield
+ * and the bits are set with drm_connector_attach_encoder().
*/
- uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER];
+ u32 possible_encoders;
/**
* @encoder: Currently bound encoder driving this connector, if any.
* [0]: progressive, [1]: interlaced
*/
int audio_latency[2];
+
+ /**
+ * @ddc: associated ddc adapter.
+ * A connector usually has its associated ddc adapter. If a driver uses
+ * this field, then an appropriate symbolic link is created in connector
+ * sysfs directory to make it easy for the user to tell which i2c
+ * adapter is for a particular display.
+ *
+ * The field should be set by calling drm_connector_init_with_ddc().
+ */
+ struct i2c_adapter *ddc;
+
/**
* @null_edid_counter: track sinks that give us all zeros for the EDID.
* Needed to workaround some HW bugs where we get all 0s
struct drm_connector *connector,
const struct drm_connector_funcs *funcs,
int connector_type);
+int drm_connector_init_with_ddc(struct drm_device *dev,
+ struct drm_connector *connector,
+ const struct drm_connector_funcs *funcs,
+ int connector_type,
+ struct i2c_adapter *ddc);
void drm_connector_attach_edid_property(struct drm_connector *connector);
int drm_connector_register(struct drm_connector *connector);
void drm_connector_unregister(struct drm_connector *connector);
const char *drm_get_tv_subconnector_name(int val);
const char *drm_get_tv_select_name(int val);
const char *drm_get_content_protection_name(int val);
+const char *drm_get_hdcp_content_type_name(int val);
int drm_mode_create_dvi_i_properties(struct drm_device *dev);
int drm_mode_create_tv_margin_properties(struct drm_device *dev);
* drm_connector_for_each_possible_encoder - iterate connector's possible encoders
* @connector: &struct drm_connector pointer
* @encoder: &struct drm_encoder pointer used as cursor
- * @__i: int iteration cursor, for macro-internal use
*/
-#define drm_connector_for_each_possible_encoder(connector, encoder, __i) \
- for ((__i) = 0; (__i) < ARRAY_SIZE((connector)->encoder_ids) && \
- (connector)->encoder_ids[(__i)] != 0; (__i)++) \
- for_each_if((encoder) = \
- drm_encoder_find((connector)->dev, NULL, \
- (connector)->encoder_ids[(__i)])) \
+#define drm_connector_for_each_possible_encoder(connector, encoder) \
+ drm_for_each_encoder_mask(encoder, (connector)->dev, \
+ (connector)->possible_encoders)
#endif