WebSVN – Kolibri OS – Diff – /drivers/include/drm/drm_crtc.h

 #include
 #include
 #include
 #include
 #include
 #include
 #include
 #include
 struct drm_device;
 struct drm_mode_set;
 struct drm_framebuffer;
 struct drm_object_properties;
 struct drm_file;
 struct drm_clip_rect;
+struct device_node;
-struct device_node;
+struct fence;
 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
 	u8 edid_hdmi_dc_modes;
 	u8 cea_rev;
+};
+/* data corresponds to displayid vend/prod/serial */
+struct drm_tile_group {
+	struct kref refcount;
+	struct drm_device *dev;
+	int id;
+	u8 group_data[8];
 };
 struct drm_framebuffer_funcs {
 	/* note: use drm_framebuffer_remove() */
 	void (*destroy)(struct drm_framebuffer *framebuffer);
 	int (*create_handle)(struct drm_framebuffer *fb,
 			     struct drm_file *file_priv,
 			     unsigned int *handle);
-	/**
+	/*
-	 * Optinal callback for the dirty fb ioctl.
+	 * Optional callback for the dirty fb ioctl.
+	 *
 	 * Userspace can notify the driver via this callback
 	 * that a area of the framebuffer has changed and should
 };
 struct drm_property_blob {
 	struct drm_mode_object base;
 	struct list_head head;
-	unsigned int length;
+	size_t length;
 	unsigned char data[];
 };
     char        name[DRM_PROP_NAME_LEN];
     uint32_t    num_values;
     uint64_t    *values;
 	struct drm_device *dev;
-	struct list_head enum_blob_list;
+	struct list_head enum_list;
-};
-void drm_modeset_lock_all(struct drm_device *dev);
-void drm_modeset_unlock_all(struct drm_device *dev);
-void drm_warn_on_modeset_not_all_locked(struct drm_device *dev);
+};
 struct drm_crtc;
 struct drm_connector;
 struct drm_encoder;
 struct drm_pending_vblank_event;
+struct drm_plane;
+struct drm_bridge;
+struct drm_atomic_state;
+/**
+ * struct drm_crtc_state - mutable CRTC state
+ * @enable: whether the CRTC should be enabled, gates all other state
+ * @mode_changed: for use by helpers and drivers when computing state updates
+ * @plane_mask: bitmask of (1 << drm_plane_index(plane)) of attached planes
+ * @last_vblank_count: for helpers and drivers to capture the vblank of the
+ * 	update to ensure framebuffer cleanup isn't done too early
+ * @planes_changed: for use by helpers and drivers when computing state updates
+ * @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings
+ * @mode: current mode timings
+ * @event: optional pointer to a DRM event to signal upon completion of the
+ * 	state update
+ * @state: backpointer to global drm_atomic_state
+ */
+struct drm_crtc_state {
+	bool enable;
+	/* computed state bits used by helpers and drivers */
+	bool planes_changed : 1;
+	bool mode_changed : 1;
+	/* attached planes bitmask:
+	 * WARNING: transitional helpers do not maintain plane_mask so
+	 * drivers not converted over to atomic helpers should not rely
+	 * on plane_mask being accurate!
+	 */
+	u32 plane_mask;
+	/* last_vblank_count: for vblank waits before cleanup */
+	u32 last_vblank_count;
+	/* adjusted_mode: for use by helpers and drivers */
+	struct drm_display_mode adjusted_mode;
+	struct drm_display_mode mode;
+	struct drm_pending_vblank_event *event;
-struct drm_plane;
+	struct drm_atomic_state *state;
-struct drm_bridge;
+};
 /**
- * drm_crtc_funcs - control CRTCs for a given device
+ * struct drm_crtc_funcs - control CRTCs for a given device
  * @save: save CRTC state
+ * @restore: restore CRTC state
- * @restore: restore CRTC state
+ * @reset: reset CRTC after state has been invalidated (e.g. resume)
- * @reset: reset CRTC after state has been invalidated (e.g. resume)
+ * @cursor_set: setup the cursor
- * @cursor_set: setup the cursor
+ * @cursor_set2: setup the cursor with hotspot, superseeds @cursor_set if set
  * @cursor_move: move the cursor
  * @gamma_set: specify color ramp for CRTC
  * @destroy: deinit and free object
+ * @set_property: called when a property is changed
+ * @set_config: apply a new CRTC configuration
+ * @page_flip: initiate a page flip
- * @set_property: called when a property is changed
+ * @atomic_duplicate_state: duplicate the atomic state for this CRTC
- * @set_config: apply a new CRTC configuration
+ * @atomic_destroy_state: destroy an atomic state for this CRTC
- * @page_flip: initiate a page flip
+ * @atomic_set_property: set a property on an atomic state for this CRTC
+ *
  * The drm_crtc_funcs structure is the central CRTC management structure
 			 struct drm_pending_vblank_event *event,
 			 uint32_t flags);
 	int (*set_property)(struct drm_crtc *crtc,
+			    struct drm_property *property, uint64_t val);
+	/* atomic update handling */
+	struct drm_crtc_state *(*atomic_duplicate_state)(struct drm_crtc *crtc);
+	void (*atomic_destroy_state)(struct drm_crtc *crtc,
+				     struct drm_crtc_state *state);
+	int (*atomic_set_property)(struct drm_crtc *crtc,
+				   struct drm_crtc_state *state,
+				   struct drm_property *property,
-			    struct drm_property *property, uint64_t val);
+				   uint64_t val);
 };
 /**
+ * struct drm_crtc - central CRTC control structure
- * drm_crtc - central CRTC control structure
+ * @dev: parent DRM device
- * @dev: parent DRM device
+ * @port: OF node used by drm_of_find_possible_crtcs()
  * @head: list management
  * @mutex: per-CRTC locking
  * @base: base KMS object for ID tracking etc.
+ * @primary: primary plane for this CRTC
+ * @cursor: cursor plane for this CRTC
- * @primary: primary plane for this CRTC
+ * @cursor_x: current x position of the cursor, used for universal cursor planes
- * @cursor: cursor plane for this CRTC
+ * @cursor_y: current y position of the cursor, used for universal cursor planes
  * @enabled: is this CRTC enabled?
  * @mode: current mode timings
  * @hwmode: mode timings as programmed to hw regs
  * @y: y position on screen
  * @funcs: CRTC control functions
  * @gamma_size: size of gamma ramp
  * @gamma_store: gamma ramp values
  * @framedur_ns: precise frame timing
- * @framedur_ns: precise line timing
+ * @linedur_ns: precise line timing
  * @pixeldur_ns: precise pixel timing
  * @helper_private: mid-layer private data
  * @properties: property tracking for this CRTC
+ * @state: current atomic state for this CRTC
+ * @acquire_ctx: per-CRTC implicit acquire context used by atomic drivers for
+ * 	legacy ioctls
+ *
  * Each CRTC may have one or more connectors associated with it.  This structure
  * allows the CRTC to be controlled.
  */
 struct drm_crtc {
 	struct drm_device *dev;
 	struct device_node *port;
 	struct list_head head;
-	/**
+	/*
 	 * crtc mutex
+	 *
 	 * This provides a read lock for the overall crtc state (mode, dpms
 	 * state, ...) and a write lock for everything which can be update
 	/* position of cursor plane on crtc */
 	int cursor_x;
-	int cursor_y;
-	/* Temporary tracking of the old fb while a modeset is ongoing. Used
-	 * by drm_mode_set_config_internal to implement correct refcounting. */
-	struct drm_framebuffer *old_fb;
+	int cursor_y;
 	bool enabled;
 	/* if you are using the helper */
 	void *helper_private;
+	struct drm_object_properties properties;
+	struct drm_crtc_state *state;
+	/*
+	 * For legacy crtc ioctls so that atomic drivers can get at the locking
+	 * acquire context.
 	 */
+	struct drm_modeset_acquire_ctx *acquire_ctx;
+};
+/**
+ * struct drm_connector_state - mutable connector state
+ * @crtc: CRTC to connect connector to, NULL if disabled
+ * @best_encoder: can be used by helpers and drivers to select the encoder
+ * @state: backpointer to global drm_atomic_state
+ */
+struct drm_connector_state {
+	struct drm_crtc *crtc;  /* do not write directly, use drm_atomic_set_crtc_for_connector() */
+	struct drm_encoder *best_encoder;
 	struct drm_object_properties properties;
-};
+	struct drm_atomic_state *state;
 };
 /**
- * drm_connector_funcs - control connectors on a given device
+ * struct drm_connector_funcs - control connectors on a given device
  * @dpms: set power state (see drm_crtc_funcs above)
  * @save: save connector state
  * @restore: restore connector state
  * @reset: reset connector after state has been invalidated (e.g. resume)
  * @detect: is this connector active?
+ * @fill_modes: fill mode list for this connector
+ * @set_property: property for this connector may need an update
+ * @destroy: make object go away
- * @fill_modes: fill mode list for this connector
+ * @force: notify the driver that the connector is forced on
- * @set_property: property for this connector may need an update
+ * @atomic_duplicate_state: duplicate the atomic state for this connector
- * @destroy: make object go away
+ * @atomic_destroy_state: destroy an atomic state for this connector
- * @force: notify the driver that the connector is forced on
+ * @atomic_set_property: set a property on an atomic state for this connector
+ *
 	int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height);
 	int (*set_property)(struct drm_connector *connector, struct drm_property *property,
 			     uint64_t val);
 	void (*destroy)(struct drm_connector *connector);
 	void (*force)(struct drm_connector *connector);
+	/* atomic update handling */
+	struct drm_connector_state *(*atomic_duplicate_state)(struct drm_connector *connector);
+	void (*atomic_destroy_state)(struct drm_connector *connector,
+				     struct drm_connector_state *state);
+	int (*atomic_set_property)(struct drm_connector *connector,
+				   struct drm_connector_state *state,
+				   struct drm_property *property,
+				   uint64_t val);
 };
 /**
- * drm_encoder_funcs - encoder controls
+ * struct drm_encoder_funcs - encoder controls
  * @reset: reset state (e.g. at init or resume time)
  * @destroy: cleanup and free associated data
+ *
  * Encoders sit between CRTCs and connectors.
 };
 #define DRM_CONNECTOR_MAX_ENCODER 3
 /**
- * drm_encoder - central DRM encoder structure
+ * struct drm_encoder - central DRM encoder structure
  * @dev: parent DRM device
  * @head: list management
  * @base: base KMS object
 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
 #define MAX_ELD_BYTES	128
 /**
- * drm_connector - central DRM connector control structure
+ * struct drm_connector - central DRM connector control structure
  * @dev: parent DRM device
  * @kdev: kernel device for sysfs attributes
  * @attr: sysfs attributes
  * @head: list management
  * @base: base KMS object
  * @name: connector name
  * @connector_type: one of the %DRM_MODE_CONNECTOR_ types from drm_mode.h
  * @connector_type_id: index into connector type enum
+ * @interlace_allowed: can this connector handle interlaced modes?
- * @interlace_allowed: can this connector handle interlaced modes?
+ * @doublescan_allowed: can this connector handle doublescan?
- * @doublescan_allowed: can this connector handle doublescan?
+ * @stereo_allowed: can this connector handle stereo modes?
  * @modes: modes available on this connector (from fill_modes() + user)
  * @status: one of the drm_connector_status enums (connected, not, or unknown)
  * @probed_modes: list of modes derived directly from the display
  * @display_info: information about attached display (e.g. from EDID)
  * @funcs: connector control functions
+ * @edid_blob_ptr: DRM property containing EDID if present
- * @edid_blob_ptr: DRM property containing EDID if present
+ * @properties: property tracking for this connector
- * @properties: property tracking for this connector
+ * @path_blob_ptr: DRM blob property data for the DP MST path property
  * @polled: a %DRM_CONNECTOR_POLL_ value for core driven polling
+ * @dpms: current dpms state
- * @dpms: current dpms state
+ * @helper_private: mid-layer private data
+ * @cmdline_mode: mode line parsed from the kernel cmdline for this connector
- * @helper_private: mid-layer private data
+ * @force: a %DRM_FORCE_ state for forced mode sets
- * @force: a %DRM_FORCE_ state for forced mode sets
+ * @override_edid: has the EDID been overwritten through debugfs for testing?
  * @encoder_ids: valid encoders for this connector
  * @encoder: encoder driving this connector, if any
  * @eld: EDID-like data, if present
  * @dvi_dual: dual link DVI, if found
  * @max_tmds_clock: max clock rate, if found
  * @latency_present: AV delay info from ELD, if found
  * @video_latency: video latency info from ELD, if found
+ * @audio_latency: audio latency info from ELD, if found
+ * @null_edid_counter: track sinks that give us all zeros for the EDID
+ * @bad_edid_counter: track sinks that give us an EDID with invalid checksum
+ * @debugfs_entry: debugfs directory for this connector
+ * @state: current atomic state for this connector
+ * @has_tile: is this connector connected to a tiled monitor
+ * @tile_group: tile group for the connected monitor
+ * @tile_is_single_monitor: whether the tile is one monitor housing
+ * @num_h_tile: number of horizontal tiles in the tile group
+ * @num_v_tile: number of vertical tiles in the tile group
+ * @tile_h_loc: horizontal location of this tile
+ * @tile_v_loc: vertical location of this tile
- * @audio_latency: audio latency info from ELD, if found
+ * @tile_h_size: horizontal size of this tile.
- * @null_edid_counter: track sinks that give us all zeros for the EDID
+ * @tile_v_size: vertical size of this tile.
+ *
  * Each connector may be connected to one or more CRTCs, or may be clonable by
  * another connector if they can share a CRTC.  Each connector also has a specific
 	struct drm_property_blob *edid_blob_ptr;
 	struct drm_object_properties properties;
+	struct drm_property_blob *path_blob_ptr;
-	struct drm_property_blob *path_blob_ptr;
+	struct drm_property_blob *tile_blob_ptr;
 	uint8_t polled; /* DRM_CONNECTOR_POLL_* */
 	/* requested DPMS state */
+	int dpms;
 	int dpms;
 	void *helper_private;
 	void *helper_private;
 	/* forced on connector */
 	int audio_latency[2];
 	int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */
 	unsigned bad_edid_counter;
+	struct dentry *debugfs_entry;
+	struct drm_connector_state *state;
+	/* DisplayID bits */
+	bool has_tile;
+	struct drm_tile_group *tile_group;
+	bool tile_is_single_monitor;
+	uint8_t num_h_tile, num_v_tile;
+	uint8_t tile_h_loc, tile_v_loc;
-	struct dentry *debugfs_entry;
+	uint16_t tile_h_size, tile_v_size;
 };
+/**
+ * struct drm_plane_state - mutable plane state
+ * @crtc: currently bound CRTC, NULL if disabled
+ * @fb: currently bound framebuffer
+ * @fence: optional fence to wait for before scanning out @fb
+ * @crtc_x: left position of visible portion of plane on crtc
+ * @crtc_y: upper position of visible portion of plane on crtc
+ * @crtc_w: width of visible portion of plane on crtc
+ * @crtc_h: height of visible portion of plane on crtc
+ * @src_x: left position of visible portion of plane within
+ *	plane (in 16.16)
+ * @src_y: upper position of visible portion of plane within
+ *	plane (in 16.16)
+ * @src_w: width of visible portion of plane (in 16.16)
+ * @src_h: height of visible portion of plane (in 16.16)
+ * @state: backpointer to global drm_atomic_state
+ */
+struct drm_plane_state {
+	struct drm_crtc *crtc;   /* do not write directly, use drm_atomic_set_crtc_for_plane() */
+	struct drm_framebuffer *fb;  /* do not write directly, use drm_atomic_set_fb_for_plane() */
+	struct fence *fence;
+	/* Signed dest location allows it to be partially off screen */
+	int32_t crtc_x, crtc_y;
+	uint32_t crtc_w, crtc_h;
+	/* Source values are 16.16 fixed point */
+	uint32_t src_x, src_y;
+	uint32_t src_h, src_w;
+	struct drm_atomic_state *state;
+};
 /**
- * drm_plane_funcs - driver plane control functions
+ * struct drm_plane_funcs - driver plane control functions
  * @update_plane: update the plane configuration
+ * @disable_plane: shut down the plane
- * @disable_plane: shut down the plane
+ * @destroy: clean up plane resources
+ * @reset: reset plane after state has been invalidated (e.g. resume)
+ * @set_property: called when a property is changed
+ * @atomic_duplicate_state: duplicate the atomic state for this plane
- * @destroy: clean up plane resources
+ * @atomic_destroy_state: destroy an atomic state for this plane
- * @set_property: called when a property is changed
+ * @atomic_set_property: set a property on an atomic state for this plane
  */
 struct drm_plane_funcs {
 	int (*update_plane)(struct drm_plane *plane,
 			    struct drm_crtc *crtc, struct drm_framebuffer *fb,
 			    int crtc_x, int crtc_y,
 			    unsigned int crtc_w, unsigned int crtc_h,
 			    uint32_t src_x, uint32_t src_y,
 			    uint32_t src_w, uint32_t src_h);
+	int (*disable_plane)(struct drm_plane *plane);
-	int (*disable_plane)(struct drm_plane *plane);
+	void (*destroy)(struct drm_plane *plane);
-	void (*destroy)(struct drm_plane *plane);
+	void (*reset)(struct drm_plane *plane);
+	int (*set_property)(struct drm_plane *plane,
+			    struct drm_property *property, uint64_t val);
+	/* atomic update handling */
+	struct drm_plane_state *(*atomic_duplicate_state)(struct drm_plane *plane);
+	void (*atomic_destroy_state)(struct drm_plane *plane,
+				     struct drm_plane_state *state);
+	int (*atomic_set_property)(struct drm_plane *plane,
 				   struct drm_plane_state *state,
-	int (*set_property)(struct drm_plane *plane,
+				   struct drm_property *property,
-			    struct drm_property *property, uint64_t val);
+				   uint64_t val);
 };
 enum drm_plane_type {
 	DRM_PLANE_TYPE_OVERLAY,
 	DRM_PLANE_TYPE_PRIMARY,
 	DRM_PLANE_TYPE_CURSOR,
 };
 /**
- * drm_plane - central DRM plane control structure
+ * struct drm_plane - central DRM plane control structure
  * @dev: DRM device this plane belongs to
  * @head: for list management
  * @base: base mode object
+ * @possible_crtcs: pipes this plane can be bound to
+ * @format_types: array of formats supported by this plane
- * @possible_crtcs: pipes this plane can be bound to
+ * @format_count: number of formats supported
- * @format_types: array of formats supported by this plane
+ * @crtc: currently bound CRTC
- * @format_count: number of formats supported
+ * @fb: currently bound fb
+ * @old_fb: Temporary tracking of the old fb while a modeset is ongoing. Used by
- * @crtc: currently bound CRTC
+ * 	drm_mode_set_config_internal() to implement correct refcounting.
- * @fb: currently bound fb
+ * @funcs: helper functions
- * @funcs: helper functions
+ * @properties: property tracking for this plane
- * @properties: property tracking for this plane
+ * @type: type of plane (overlay, primary, cursor)
+ * @state: current atomic state for this plane
+ */
- * @type: type of plane (overlay, primary, cursor)
+struct drm_plane {
- */
+	struct drm_device *dev;
-struct drm_plane {
+	struct list_head head;
 	struct drm_device *dev;
-	struct list_head head;
+	struct drm_modeset_lock mutex;
+	struct drm_mode_object base;
-	struct drm_mode_object base;
+	uint32_t possible_crtcs;
 	uint32_t *format_types;
-	uint32_t possible_crtcs;
+	uint32_t format_count;
+	struct drm_crtc *crtc;
+	struct drm_framebuffer *fb;
-	uint32_t *format_types;
+	struct drm_framebuffer *old_fb;
 	uint32_t format_count;
+	const struct drm_plane_funcs *funcs;
 	struct drm_crtc *crtc;
-	struct drm_framebuffer *fb;
+	struct drm_object_properties properties;
-	const struct drm_plane_funcs *funcs;
+	enum drm_plane_type type;
 	void (*enable)(struct drm_bridge *bridge);
 	void (*destroy)(struct drm_bridge *bridge);
 };
 /**
- * drm_bridge - central DRM bridge control structure
+ * struct drm_bridge - central DRM bridge control structure
  * @dev: DRM device this bridge belongs to
  * @head: list management
  * @base: base mode object
  * @funcs: control functions
 	const struct drm_bridge_funcs *funcs;
 	void *driver_private;
 };
 /**
- * drm_mode_set - new values for a CRTC config change
+ * struct struct drm_atomic_state - the global state object for atomic updates
+ * @dev: parent DRM device
+ * @flags: state flags like async update
+ * @planes: pointer to array of plane pointers
+ * @plane_states: pointer to array of plane states pointers
+ * @crtcs: pointer to array of CRTC pointers
+ * @crtc_states: pointer to array of CRTC states pointers
+ * @num_connector: size of the @connectors and @connector_states arrays
+ * @connectors: pointer to array of connector pointers
+ * @connector_states: pointer to array of connector states pointers
+ * @acquire_ctx: acquire context for this atomic modeset state update
+ */
+struct drm_atomic_state {
+	struct drm_device *dev;
+	uint32_t flags;
+	struct drm_plane **planes;
+	struct drm_plane_state **plane_states;
+	struct drm_crtc **crtcs;
+	struct drm_crtc_state **crtc_states;
+	int num_connector;
+	struct drm_connector **connectors;
+	struct drm_connector_state **connector_states;
+	struct drm_modeset_acquire_ctx *acquire_ctx;
+};
+/**
- * @head: list management
+ * struct drm_mode_set - new values for a CRTC config change
  * @fb: framebuffer to use for new config
  * @crtc: CRTC whose configuration we're about to change
  * @mode: mode timings to use
  * @x: position of this CRTC relative to @fb
 /**
  * struct drm_mode_config_funcs - basic driver provided mode setting functions
  * @fb_create: create a new framebuffer object
+ * @output_poll_changed: function to handle output configuration changes
+ * @atomic_check: check whether a give atomic state update is possible
+ * @atomic_commit: commit an atomic state update previously verified with
- * @output_poll_changed: function to handle output configuration changes
+ * 	atomic_check()
+ *
  * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that
  * involve drivers.
  */
 struct drm_mode_config_funcs {
 	struct drm_framebuffer *(*fb_create)(struct drm_device *dev,
 					     struct drm_file *file_priv,
 					     struct drm_mode_fb_cmd2 *mode_cmd);
+	void (*output_poll_changed)(struct drm_device *dev);
+	int (*atomic_check)(struct drm_device *dev,
+			    struct drm_atomic_state *a);
+	int (*atomic_commit)(struct drm_device *dev,
+			     struct drm_atomic_state *a,
-	void (*output_poll_changed)(struct drm_device *dev);
+			     bool async);
 };
 /**
- * drm_mode_group - group of mode setting resources for potential sub-grouping
+ * struct drm_mode_group - group of mode setting resources for potential sub-grouping
  * @num_crtcs: CRTC count
+ * @num_encoders: encoder count
- * @num_encoders: encoder count
+ * @num_connectors: connector count
- * @num_connectors: connector count
+ * @num_bridges: bridge count
  * @id_list: list of KMS object IDs in this group
+ *
  * Currently this simply tracks the global mode setting state.  But in the
 	/* list of object IDs for this group */
 	uint32_t *id_list;
 };
 /**
- * drm_mode_config - Mode configuration control structure
+ * struct drm_mode_config - Mode configuration control structure
+ * @mutex: mutex protecting KMS related lists and structures
+ * @connection_mutex: ww mutex protecting connector state and routing
+ * @acquire_ctx: global implicit acquire context used by atomic drivers for
- * @mutex: mutex protecting KMS related lists and structures
+ * 	legacy ioctls
  * @idr_mutex: mutex for KMS ID allocation and management
+ * @crtc_idr: main KMS ID tracking object
- * @crtc_idr: main KMS ID tracking object
+ * @fb_lock: mutex to protect fb state and lists
  * @num_fb: number of fbs available
  * @fb_list: list of framebuffers available
  * @num_connector: number of connectors on this device
  * @connector_list: list of connector objects
  * @num_bridge: number of bridges on this device
  * @bridge_list: list of bridge objects
  * @num_encoder: number of encoders on this device
+ * @encoder_list: list of encoder objects
+ * @num_overlay_plane: number of overlay planes on this device
+ * @num_total_plane: number of universal (i.e. with primary/curso) planes on this device
- * @encoder_list: list of encoder objects
+ * @plane_list: list of plane objects
  * @num_crtc: number of CRTCs on this device
+ * @crtc_list: list of CRTC objects
- * @crtc_list: list of CRTC objects
+ * @property_list: list of property objects
  * @min_width: minimum pixel width on this device
  * @min_height: minimum pixel height on this device
  * @max_width: maximum pixel width on this device
  * @max_height: maximum pixel height on this device
  * @funcs: core driver provided mode setting functions
  * @fb_base: base address of the framebuffer
+ * @poll_enabled: track polling support for this device
- * @poll_enabled: track polling status for this device
+ * @poll_running: track polling status for this device
+ * @output_poll_work: delayed work for polling in process context
- * @output_poll_work: delayed work for polling in process context
+ * @property_blob_list: list of all the blob property objects
+ * @*_property: core property tracking
+ * @preferred_depth: preferred RBG pixel depth, used by fb helpers
+ * @prefer_shadow: hint to userspace to prefer shadow-fb rendering
+ * @async_page_flip: does this device support async flips on the primary plane?
+ * @cursor_width: hint to userspace for max cursor width
- * @*_property: core property tracking
+ * @cursor_height: hint to userspace for max cursor height
+ *
  * Core mode resource tracking structure.  All CRTC, encoders, and connectors
  * enumerated by the driver are added here, as are global properties.  Some
  * global restrictions are also here, e.g. dimension restrictions.
 	struct mutex mutex; /* protects configuration (mode lists etc.) */
 	struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */
 	struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */
 	struct mutex idr_mutex; /* for IDR management */
     struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
+	struct idr tile_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
 	/* this is limited to one for now */
-	/**
-	 * fb_lock - mutex to protect fb state
-	 *
-	 * Besides the global fb list his also protects the fbs list in the
-	 * file_priv
-	 */
-	struct mutex fb_lock;
+	struct mutex fb_lock; /* proctects global and per-file fb lists */
 	int num_fb;
 	struct list_head fb_list;
 	/* pointers to standard properties */
 	struct list_head property_blob_list;
 	struct drm_property *edid_property;
 	struct drm_property *dpms_property;
 	struct drm_property *path_property;
+	struct drm_property *tile_property;
 	struct drm_property *plane_type_property;
+	struct drm_property *rotation_property;
 	/* DVI-I properties */
 	struct drm_property *dvi_i_subconnector_property;
 	/* Optional properties */
 	struct drm_property *scaling_mode_property;
 	struct drm_property *aspect_ratio_property;
 	struct drm_property *dirty_info_property;
+	/* properties for virtual machine layout */
+	struct drm_property *suggested_x_property;
+	struct drm_property *suggested_y_property;
 	/* dumb ioctl parameters */
 	uint32_t preferred_depth, prefer_shadow;
 	/* whether async page flip is supported or not */
 	bool async_page_flip;
+	/* cursor size */
+	uint32_t cursor_width, cursor_height;
+};
+/**
+ * drm_for_each_plane_mask - iterate over planes specified by bitmask
+ * @plane: the loop cursor
+ * @dev: the DRM device
+ * @plane_mask: bitmask of plane indices
+ *
+ * Iterate over all planes specified by bitmask.
+ */
+#define drm_for_each_plane_mask(plane, dev, plane_mask) \
-	/* cursor size */
+	list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \
-	uint32_t cursor_width, cursor_height;
+		if ((plane_mask) & (1 << drm_plane_index(plane)))
 };
 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
 extern int drm_crtc_init_with_planes(struct drm_device *dev,
 				     struct drm_crtc *crtc,
 				     struct drm_plane *primary,
 				     struct drm_plane *cursor,
 				     const struct drm_crtc_funcs *funcs);
-extern int drm_crtc_init(struct drm_device *dev,
-			  struct drm_crtc *crtc,
-			  const struct drm_crtc_funcs *funcs);
 extern void drm_crtc_cleanup(struct drm_crtc *crtc);
 extern unsigned int drm_crtc_index(struct drm_crtc *crtc);
 /**
 			    int connector_type);
 int drm_connector_register(struct drm_connector *connector);
 void drm_connector_unregister(struct drm_connector *connector);
+extern void drm_connector_cleanup(struct drm_connector *connector);
-extern void drm_connector_cleanup(struct drm_connector *connector);
+extern unsigned int drm_connector_index(struct drm_connector *connector);
 /* helper to unplug all connectors from sysfs for device */
 extern void drm_connector_unplug_all(struct drm_device *dev);
 			  unsigned long possible_crtcs,
 			  const struct drm_plane_funcs *funcs,
 			  const uint32_t *formats, uint32_t format_count,
 			  bool is_primary);
 extern void drm_plane_cleanup(struct drm_plane *plane);
+extern unsigned int drm_plane_index(struct drm_plane *plane);
 extern void drm_plane_force_disable(struct drm_plane *plane);
 extern int drm_crtc_check_viewport(const struct drm_crtc *crtc,
 				   int x, int y,
 				   const struct drm_display_mode *mode,
 				   const struct drm_framebuffer *fb);
 extern void drm_mode_config_init(struct drm_device *dev);
 extern void drm_mode_config_reset(struct drm_device *dev);
 extern void drm_mode_config_cleanup(struct drm_device *dev);
 extern int drm_mode_connector_set_path_property(struct drm_connector *connector,
+						const char *path);
-						char *path);
+int drm_mode_connector_set_tile_property(struct drm_connector *connector);
 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector,
-                       struct edid *edid);
+						   const struct edid *edid);
 static inline bool drm_property_type_is(struct drm_property *property,
 		uint32_t type)
 					 int flags, const char *name, uint32_t type);
 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
 extern int drm_property_add_enum(struct drm_property *property, int index,
 				 uint64_t value, const char *name);
 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev);
-extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats,
+extern int drm_mode_create_tv_properties(struct drm_device *dev,
+					 unsigned int num_modes,
-				     char *formats[]);
+					 char *modes[]);
 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev);
 extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev);
 extern int drm_mode_create_dirty_info_property(struct drm_device *dev);
+extern int drm_mode_create_suggested_offset_properties(struct drm_device *dev);
 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector,
 					     struct drm_encoder *encoder);
 extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
 				   int hpref, int vpref);
 extern int drm_edid_header_is_valid(const u8 *raw_edid);
 extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid);
+extern bool drm_edid_is_valid(struct edid *edid);
+extern struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev,
+							 char topology[8]);
+extern struct drm_tile_group *drm_mode_get_tile_group(struct drm_device *dev,
+					       char topology[8]);
+extern void drm_mode_put_tile_group(struct drm_device *dev,
-extern bool drm_edid_is_valid(struct edid *edid);
+				   struct drm_tile_group *tg);
 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
 					   int hsize, int vsize, int fresh,
 					   bool rb);
 				      void *data, struct drm_file *file_priv);
 extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
 					     struct drm_file *file_priv);
 extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
 					   struct drm_file *file_priv);
+extern int drm_mode_plane_set_obj_prop(struct drm_plane *plane,
+				       struct drm_property *property,
+				       uint64_t value);
 extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth,
 				 int *bpp);
 extern int drm_format_num_planes(uint32_t format);

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(root)/drivers/include/drm/drm_crtc.h – Rev 5056 → 5270