drm/doc: Update kerneldoc for drm_crtc.h (ac3ba4a5) · Commits · e / devices / android_kernel_xiaomi_sm6125

include/drm/drm_crtc.h

+64 −14

Original line number	Diff line number	Diff line
		@@ -314,6 +314,7 @@ struct drm_plane_helper_funcs;
		* update to ensure framebuffer cleanup isn't done too early
		* @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings
		* @mode: current mode timings
		* @mode_blob: &drm_property_blob for @mode
		* @degamma_lut: Lookup table for converting framebuffer pixel data
		* before apply the conversion matrix
		* @ctm: Transformation matrix
		@@ -708,6 +709,7 @@ struct drm_crtc_funcs {
		* @dev: parent DRM device
		* @port: OF node used by drm_of_find_possible_crtcs()
		* @head: list management
		* @name: human readable name, can be overwritten by the driver
		* @mutex: per-CRTC locking
		* @base: base KMS object for ID tracking etc.
		* @primary: primary plane for this CRTC
		@@ -738,12 +740,13 @@ struct drm_crtc {

		char *name;

		/*
		* crtc mutex
		/**
		* @mutex:
		*
		* This provides a read lock for the overall crtc state (mode, dpms
		* state, ...) and a write lock for everything which can be update
		* without a full modeset (fb, cursor data, ...)
		* without a full modeset (fb, cursor data, crtc properties ...). Full
		* modeset also need to grab dev->mode_config.connection_mutex.
		*/
		struct drm_modeset_lock mutex;

		@@ -1081,7 +1084,7 @@ struct drm_encoder_funcs {
		* @dev: parent DRM device
		* @head: list management
		* @base: base KMS object
		* @name: encoder name
		* @name: human readable name, can be overwritten by the driver
		* @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h
		* @possible_crtcs: bitmask of potential CRTC bindings
		* @possible_clones: bitmask of potential sibling encoders for cloning
		@@ -1131,7 +1134,8 @@ struct drm_encoder {
		* @attr: sysfs attributes
		* @head: list management
		* @base: base KMS object
		* @name: connector name
		* @name: human readable name, can be overwritten by the driver
		* @connector_id: compacted connector id useful indexing arrays
		* @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h
		* @connector_type_id: index into connector type enum
		* @interlace_allowed: can this connector handle interlaced modes?
		@@ -1144,7 +1148,6 @@ struct drm_encoder {
		* @funcs: connector control functions
		* @edid_blob_ptr: DRM property containing EDID if present
		* @properties: property tracking for this connector
		* @path_blob_ptr: DRM blob property data for the DP MST path property
		* @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling
		* @dpms: current dpms state
		* @helper_private: mid-layer private data
		@@ -1207,8 +1210,23 @@ struct drm_connector {
		struct drm_property_blob *edid_blob_ptr;
		struct drm_object_properties properties;

		/**
		* @path_blob_ptr:
		*
		* DRM blob property data for the DP MST path property.
		*/
		struct drm_property_blob *path_blob_ptr;

		/**
		* @tile_blob_ptr:
		*
		* DRM blob property data for the tile property (used mostly by DP MST).
		* This is meant for screens which are driven through separate display
		* pipelines represented by &drm_crtc, which might not be running with
		* genlocked clocks. For tiled panels which are genlocked, like
		* dual-link LVDS or dual-link DSI, the driver should try to not expose
		* the tiling and virtualize both &drm_crtc and &drm_plane if needed.
		*/
		struct drm_property_blob *tile_blob_ptr;

		uint8_t polled; /* DRM_CONNECTOR_POLL_* */
		@@ -1270,6 +1288,7 @@ struct drm_connector {
		* 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)
		* @rotation: rotation of the plane
		* @state: backpointer to global drm_atomic_state
		*/
		struct drm_plane_state {
		@@ -1510,6 +1529,7 @@ enum drm_plane_type {
		* struct drm_plane - central DRM plane control structure
		* @dev: DRM device this plane belongs to
		* @head: for list management
		* @name: human readable name, can be overwritten by the driver
		* @base: base mode object
		* @possible_crtcs: pipes this plane can be bound to
		* @format_types: array of formats supported by this plane
		@@ -1523,6 +1543,7 @@ enum drm_plane_type {
		* @properties: property tracking for this plane
		* @type: type of plane (overlay, primary, cursor)
		* @state: current atomic state for this plane
		* @helper_private: mid-layer private data
		*/
		struct drm_plane {
		struct drm_device *dev;
		@@ -1530,6 +1551,13 @@ struct drm_plane {

		char *name;

		/**
		* @mutex:
		*
		* Protects modeset plane state, together with the mutex of &drm_crtc
		* this plane is linked to (when active, getting actived or getting
		* disabled).
		*/
		struct drm_modeset_lock mutex;

		struct drm_mode_object base;
		@@ -1726,7 +1754,6 @@ struct __drm_connnectors_state {
		* @legacy_set_config: Disable conflicting encoders instead of failing with -EINVAL.
		* @planes: pointer to array of structures with per-plane data
		* @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 structures with per-connector data
		* @acquire_ctx: acquire context for this atomic modeset state update
		@@ -2042,8 +2069,6 @@ struct drm_mode_config_funcs {
		* @connection_mutex: ww mutex protecting connector state and routing
		* @acquire_ctx: global implicit acquire context used by atomic drivers for
		* legacy IOCTLs
		* @idr_mutex: mutex for KMS ID allocation and management
		* @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
		@@ -2065,6 +2090,7 @@ struct drm_mode_config_funcs {
		* @fb_base: base address of the framebuffer
		* @poll_enabled: track polling support for this device
		* @poll_running: track polling status for this device
		* @delayed_event: track delayed poll uevent deliver for this device
		* @output_poll_work: delayed work for polling in process context
		* @property_blob_list: list of all the blob property objects
		* @blob_lock: mutex for blob property allocation and management
		@@ -2092,10 +2118,30 @@ struct drm_mode_config {
		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 */

		/**
		* @idr_mutex:
		*
		* Mutex for KMS ID allocation and management. Protects both @crtc_idr
		* and @tile_idr.
		*/
		struct mutex idr_mutex;

		/**
		* @crtc_idr:
		*
		* Main KMS ID tracking object. Use this idr for all IDs, fb, crtc,
		* connector, modes - just makes life easier to have only one.
		*/
		struct idr crtc_idr;

		/**
		* @tile_idr:
		*
		* Use this idr for allocating new IDs for tiled sinks like use in some
		* high-res DP MST screens.
		*/
		struct idr tile_idr;

		struct mutex fb_lock; /* proctects global and per-file fb lists */
		int num_fb;
		@@ -2197,7 +2243,11 @@ struct drm_mode_config {
		/* whether async page flip is supported or not */
		bool async_page_flip;

		/* whether the driver supports fb modifiers */
		/**
		* @allow_fb_modifiers:
		*
		* Whether the driver supports fb modifiers in the ADDFB2.1 ioctl call.
		*/
		bool allow_fb_modifiers;

		/* cursor size */