I didn't check that everything is in place, it's the job for the tool
itself. But everything here looks sane. On the series,
Acked-by: Jani Nikula <jani.nikula@xxxxxxxxx>
On Wed, 01 Jun 2016, Daniel Vetter <daniel.vetter@xxxxxxxx> wrote:
> Apparently not everyone has been super dutiful with updating this
> stuff.
>
> I still decided to leave out the documentation for all the *_property
> pointers we have in drm_mode_config.
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> include/drm/drm_crtc.h | 80 ++++++++++++++++++++++++++++++++++++++++++--------
> 1 file changed, 67 insertions(+), 13 deletions(-)
>
> diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
> index c0edd87fa0ee..aa3f7ea41b1b 100644
> --- a/include/drm/drm_crtc.h
> +++ b/include/drm/drm_crtc.h
> @@ -315,6 +315,7 @@ 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
> @@ -709,6 +710,7 @@ 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 set by the driver
> * @mutex: per-CRTC locking
> * @base: base KMS object for ID tracking etc.
> * @primary: primary plane for this CRTC
> @@ -736,12 +738,13 @@ 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;
>
> @@ -1149,6 +1152,7 @@ struct drm_encoder {
> * @head: list management
> * @base: base KMS object
> * @name: connector name
> + * @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?
> @@ -1161,7 +1165,6 @@ 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
> @@ -1224,8 +1227,23 @@ 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 in 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 virtual both &drm_crtc and &drm_plane if needed.
> + */
> struct drm_property_blob *tile_blob_ptr;
>
> uint8_t polled; /* DRM_CONNECTOR_POLL_* */
> @@ -1287,6 +1305,7 @@ 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 {
> @@ -1527,6 +1546,7 @@ 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 set 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
> @@ -1540,6 +1560,7 @@ 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;
> @@ -1547,6 +1568,13 @@ 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;
> @@ -1719,6 +1747,10 @@ struct drm_bridge {
>
> /**
> * struct drm_crtc_commit - track modeset commits on a CRTC
> + *
> + * This structure is used to track asynchronously running atomic commit
> + * operations. For an implementation of how to use this look at
> + * drm_atomic_helper_setup_commit() from the atomic helper library.
> */
> struct drm_crtc_commit {
> /**
> @@ -1764,7 +1796,7 @@ struct drm_crtc_commit {
> struct completion hw_done;
>
> /**
> - * cleanup_done:
> + * @cleanup_done:
> *
> * Will be signalled after old buffers have been cleaned up again by
> * calling drm_atomic_helper_cleanup_planes(). Since this can only
> @@ -1813,7 +1845,6 @@ 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
> @@ -2137,8 +2168,6 @@ 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
> @@ -2160,6 +2189,7 @@ 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
> @@ -2188,10 +2218,30 @@ 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;
> @@ -2293,7 +2343,11 @@ 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 */
--
Jani Nikula, Intel Open Source Technology Center
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