--- zzzz-none-000/linux-3.10.107/include/drm/drm_crtc.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/include/drm/drm_crtc.h 2021-02-04 17:41:59.000000000 +0000 @@ -30,9 +30,11 @@ #include #include #include -#include - -#include +#include +#include +#include +#include +#include struct drm_device; struct drm_mode_set; @@ -40,6 +42,8 @@ struct drm_object_properties; struct drm_file; struct drm_clip_rect; +struct device_node; +struct fence; #define DRM_MODE_OBJECT_CRTC 0xcccccccc #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 @@ -49,6 +53,7 @@ #define DRM_MODE_OBJECT_FB 0xfbfbfbfb #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee +#define DRM_MODE_OBJECT_ANY 0 struct drm_mode_object { uint32_t id; @@ -58,127 +63,47 @@ #define DRM_OBJECT_MAX_PROPERTY 24 struct drm_object_properties { - int count; - uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; + int count, atomic_count; + /* NOTE: if we ever start dynamically destroying properties (ie. + * not at drm_mode_config_cleanup() time), then we'd have to do + * a better job of detaching property from mode objects to avoid + * dangling property pointers: + */ + struct drm_property *properties[DRM_OBJECT_MAX_PROPERTY]; + /* do not read/write values directly, but use drm_object_property_get_value() + * and drm_object_property_set_value(): + */ uint64_t values[DRM_OBJECT_MAX_PROPERTY]; }; -/* - * Note on terminology: here, for brevity and convenience, we refer to connector - * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, - * DVI, etc. And 'screen' refers to the whole of the visible display, which - * may span multiple monitors (and therefore multiple CRTC and connector - * structures). - */ - -enum drm_mode_status { - MODE_OK = 0, /* Mode OK */ - MODE_HSYNC, /* hsync out of range */ - MODE_VSYNC, /* vsync out of range */ - MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ - MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ - MODE_BAD_WIDTH, /* requires an unsupported linepitch */ - MODE_NOMODE, /* no mode with a matching name */ - MODE_NO_INTERLACE, /* interlaced mode not supported */ - MODE_NO_DBLESCAN, /* doublescan mode not supported */ - MODE_NO_VSCAN, /* multiscan mode not supported */ - MODE_MEM, /* insufficient video memory */ - MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ - MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ - MODE_MEM_VIRT, /* insufficient video memory given virtual size */ - MODE_NOCLOCK, /* no fixed clock available */ - MODE_CLOCK_HIGH, /* clock required is too high */ - MODE_CLOCK_LOW, /* clock required is too low */ - MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ - MODE_BAD_HVALUE, /* horizontal timing was out of range */ - MODE_BAD_VVALUE, /* vertical timing was out of range */ - MODE_BAD_VSCAN, /* VScan value out of range */ - MODE_HSYNC_NARROW, /* horizontal sync too narrow */ - MODE_HSYNC_WIDE, /* horizontal sync too wide */ - MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ - MODE_HBLANK_WIDE, /* horizontal blanking too wide */ - MODE_VSYNC_NARROW, /* vertical sync too narrow */ - MODE_VSYNC_WIDE, /* vertical sync too wide */ - MODE_VBLANK_NARROW, /* vertical blanking too narrow */ - MODE_VBLANK_WIDE, /* vertical blanking too wide */ - MODE_PANEL, /* exceeds panel dimensions */ - MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ - MODE_ONE_WIDTH, /* only one width is supported */ - MODE_ONE_HEIGHT, /* only one height is supported */ - MODE_ONE_SIZE, /* only one resolution is supported */ - MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ - MODE_UNVERIFIED = -3, /* mode needs to reverified */ - MODE_BAD = -2, /* unspecified reason */ - MODE_ERROR = -1 /* error condition */ -}; - -#define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ - DRM_MODE_TYPE_CRTC_C) - -#define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ - .name = nm, .status = 0, .type = (t), .clock = (c), \ - .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ - .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ - .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ - .vscan = (vs), .flags = (f), \ - .base.type = DRM_MODE_OBJECT_MODE - -#define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ - -struct drm_display_mode { - /* Header */ - struct list_head head; - struct drm_mode_object base; - - char name[DRM_DISPLAY_MODE_LEN]; - - enum drm_mode_status status; - unsigned int type; - - /* Proposed mode values */ - int clock; /* in kHz */ - int hdisplay; - int hsync_start; - int hsync_end; - int htotal; - int hskew; - int vdisplay; - int vsync_start; - int vsync_end; - int vtotal; - int vscan; - unsigned int flags; - - /* Addressable image size (may be 0 for projectors, etc.) */ - int width_mm; - int height_mm; - - /* Actual mode we give to hw */ - int clock_index; - int synth_clock; - int crtc_hdisplay; - int crtc_hblank_start; - int crtc_hblank_end; - int crtc_hsync_start; - int crtc_hsync_end; - int crtc_htotal; - int crtc_hskew; - int crtc_vdisplay; - int crtc_vblank_start; - int crtc_vblank_end; - int crtc_vsync_start; - int crtc_vsync_end; - int crtc_vtotal; - - /* Driver private mode info */ - int private_size; - int *private; - int private_flags; +static inline int64_t U642I64(uint64_t val) +{ + return (int64_t)*((int64_t *)&val); +} +static inline uint64_t I642U64(int64_t val) +{ + return (uint64_t)*((uint64_t *)&val); +} + +/* rotation property bits */ +#define DRM_ROTATE_MASK 0x0f +#define DRM_ROTATE_0 0 +#define DRM_ROTATE_90 1 +#define DRM_ROTATE_180 2 +#define DRM_ROTATE_270 3 +#define DRM_REFLECT_MASK (~DRM_ROTATE_MASK) +#define DRM_REFLECT_X 4 +#define DRM_REFLECT_Y 5 - int vrefresh; /* in Hz */ - int hsync; /* in kHz */ +enum drm_connector_force { + DRM_FORCE_UNSPECIFIED, + DRM_FORCE_OFF, + DRM_FORCE_ON, /* force on analog part normally */ + DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ }; +#include + enum drm_connector_status { connector_status_connected = 1, connector_status_disconnected = 2, @@ -216,17 +141,31 @@ enum subpixel_order subpixel_order; u32 color_formats; + const u32 *bus_formats; + unsigned int num_bus_formats; + + /* Mask of supported hdmi deep color modes */ + 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 @@ -264,6 +203,7 @@ const struct drm_framebuffer_funcs *funcs; unsigned int pitches[4]; unsigned int offsets[4]; + uint64_t modifier[4]; unsigned int width; unsigned int height; /* depth can be 15 or 16 */ @@ -272,14 +212,15 @@ int flags; uint32_t pixel_format; /* fourcc format */ struct list_head filp_head; - /* if you are using the helper */ - void *helper_private; }; struct drm_property_blob { struct drm_mode_object base; - struct list_head head; - unsigned int length; + struct drm_device *dev; + struct kref refcount; + struct list_head head_global; + struct list_head head_file; + size_t length; unsigned char data[]; }; @@ -296,8 +237,9 @@ 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; }; struct drm_crtc; @@ -305,19 +247,87 @@ struct drm_encoder; struct drm_pending_vblank_event; struct drm_plane; +struct drm_bridge; +struct drm_atomic_state; /** - * drm_crtc_funcs - control CRTCs for a given device + * struct drm_crtc_state - mutable CRTC state + * @crtc: backpointer to the CRTC + * @enable: whether the CRTC should be enabled, gates all other state + * @active: whether the CRTC is actively displaying (used for DPMS) + * @planes_changed: planes on this crtc are updated + * @mode_changed: crtc_state->mode or crtc_state->enable has been changed + * @active_changed: crtc_state->active has been toggled. + * @connectors_changed: connectors to this crtc have been updated + * @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 + * @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 + * + * Note that the distinction between @enable and @active is rather subtile: + * Flipping @active while @enable is set without changing anything else may + * never return in a failure from the ->atomic_check callback. Userspace assumes + * that a DPMS On will always succeed. In other words: @enable controls resource + * assignment, @active controls the actual hardware state. + */ +struct drm_crtc_state { + struct drm_crtc *crtc; + + bool enable; + bool active; + + /* computed state bits used by helpers and drivers */ + bool planes_changed : 1; + bool mode_changed : 1; + bool active_changed : 1; + bool connectors_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; + + /* blob property to expose current mode to atomic userspace */ + struct drm_property_blob *mode_blob; + + struct drm_pending_vblank_event *event; + + struct drm_atomic_state *state; +}; + +/** + * struct drm_crtc_funcs - control CRTCs for a given device * @save: save CRTC state * @restore: restore CRTC state * @reset: reset CRTC after state has been invalidated (e.g. resume) * @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 + * @atomic_duplicate_state: duplicate the atomic state for this CRTC + * @atomic_destroy_state: destroy an atomic state for this CRTC + * @atomic_set_property: set a property on an atomic state for this CRTC + * (do not call directly, use drm_atomic_crtc_set_property()) + * @atomic_get_property: get a property on an atomic state for this CRTC + * (do not call directly, use drm_atomic_crtc_get_property()) * * The drm_crtc_funcs structure is the central CRTC management structure * in the DRM. Each CRTC controls one or more connectors (note that the name @@ -339,6 +349,9 @@ /* cursor controls */ int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height); + int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, + uint32_t handle, uint32_t width, uint32_t height, + int32_t hot_x, int32_t hot_y); int (*cursor_move)(struct drm_crtc *crtc, int x, int y); /* Set gamma on the CRTC */ @@ -360,54 +373,77 @@ */ int (*page_flip)(struct drm_crtc *crtc, struct drm_framebuffer *fb, - struct drm_pending_vblank_event *event); + 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, + uint64_t val); + int (*atomic_get_property)(struct drm_crtc *crtc, + const struct drm_crtc_state *state, + struct drm_property *property, + uint64_t *val); }; /** - * drm_crtc - central CRTC control structure + * struct drm_crtc - central CRTC control structure * @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 + * @cursor_x: current x position of the cursor, used for universal cursor planes + * @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 - * @invert_dimensions: for purposes of error checking crtc vs fb sizes, - * invert the width/height of the crtc. This is used if the driver - * is performing 90 or 270 degree rotated scanout * @x: x position on screen * @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 - * @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 * without a full modeset (fb, cursor data, ...) */ - struct mutex mutex; + struct drm_modeset_lock mutex; struct drm_mode_object base; - /* framebuffer the connector is currently bound to */ - struct drm_framebuffer *fb; + /* primary and cursor planes for CRTC */ + struct drm_plane *primary; + struct drm_plane *cursor; + + /* position of cursor plane on crtc */ + int cursor_x; + int cursor_y; bool enabled; @@ -419,8 +455,6 @@ */ struct drm_display_mode hwmode; - bool invert_dimensions; - int x, y; const struct drm_crtc_funcs *funcs; @@ -428,19 +462,40 @@ uint32_t gamma_size; uint16_t *gamma_store; - /* Constants needed for precise vblank and swap timestamping. */ - s64 framedur_ns, linedur_ns, pixeldur_ns; - /* if you are using the helper */ - void *helper_private; + const 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 + * @connector: backpointer to the connector + * @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_connector *connector; + + struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_connector() */ + + struct drm_encoder *best_encoder; + + struct drm_atomic_state *state; +}; /** - * drm_connector_funcs - control connectors on a given device - * @dpms: set power state (see drm_crtc_funcs above) + * struct drm_connector_funcs - control connectors on a given device + * @dpms: set power state * @save: save connector state * @restore: restore connector state * @reset: reset connector after state has been invalidated (e.g. resume) @@ -449,13 +504,19 @@ * @set_property: property for this connector may need an update * @destroy: make object go away * @force: notify the driver that the connector is forced on + * @atomic_duplicate_state: duplicate the atomic state for this connector + * @atomic_destroy_state: destroy an atomic state for this connector + * @atomic_set_property: set a property on an atomic state for this connector + * (do not call directly, use drm_atomic_connector_set_property()) + * @atomic_get_property: get a property on an atomic state for this connector + * (do not call directly, use drm_atomic_connector_get_property()) * * Each CRTC may have one or more connectors attached to it. The functions * below allow the core DRM code to control connectors, enumerate available modes, * etc. */ struct drm_connector_funcs { - void (*dpms)(struct drm_connector *connector, int mode); + int (*dpms)(struct drm_connector *connector, int mode); void (*save)(struct drm_connector *connector); void (*restore)(struct drm_connector *connector); void (*reset)(struct drm_connector *connector); @@ -473,10 +534,23 @@ 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); + int (*atomic_get_property)(struct drm_connector *connector, + const 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 * @@ -487,19 +561,19 @@ void (*destroy)(struct drm_encoder *encoder); }; -#define DRM_CONNECTOR_MAX_UMODES 16 -#define DRM_CONNECTOR_LEN 32 #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 + * @name: encoder name * @encoder_type: one of the %DRM_MODE_ENCODER_ types in drm_mode.h * @possible_crtcs: bitmask of potential CRTC bindings * @possible_clones: bitmask of potential sibling encoders for cloning * @crtc: currently bound CRTC + * @bridge: bridge associated to the encoder * @funcs: control functions * @helper_private: mid-layer private data * @@ -511,20 +585,15 @@ struct list_head head; struct drm_mode_object base; + char *name; int encoder_type; uint32_t possible_crtcs; uint32_t possible_clones; struct drm_crtc *crtc; + struct drm_bridge *bridge; const struct drm_encoder_funcs *funcs; - void *helper_private; -}; - -enum drm_connector_force { - DRM_FORCE_UNSPECIFIED, - DRM_FORCE_OFF, - DRM_FORCE_ON, /* force on analog part normally */ - DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ + const void *helper_private; }; /* should we poll this connector for connects and disconnects */ @@ -539,16 +608,18 @@ #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? * @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 @@ -556,10 +627,13 @@ * @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_ value for core driven polling * @dpms: current dpms state * @helper_private: mid-layer private data + * @cmdline_mode: mode line parsed from the kernel cmdline for this connector * @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 @@ -569,6 +643,19 @@ * @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 + * @edid_corrupt: indicates whether the last read EDID was corrupt + * @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 + * @tile_h_size: horizontal size of this tile. + * @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 @@ -577,16 +664,18 @@ */ struct drm_connector { struct drm_device *dev; - struct device kdev; + struct device *kdev; struct device_attribute *attr; struct list_head head; struct drm_mode_object base; + char *name; int connector_type; int connector_type_id; bool interlace_allowed; bool doublescan_allowed; + bool stereo_allowed; struct list_head modes; /* list of modes on this connector */ enum drm_connector_status status; @@ -600,15 +689,21 @@ struct drm_property_blob *edid_blob_ptr; struct drm_object_properties properties; + 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; - void *helper_private; + const void *helper_private; /* forced on connector */ + struct drm_cmdline_mode cmdline_mode; enum drm_connector_force force; + bool override_edid; uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; struct drm_encoder *encoder; /* currently active encoder */ @@ -621,14 +716,79 @@ int audio_latency[2]; int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ unsigned bad_edid_counter; + + /* Flag for raw EDID header corruption - used in Displayport + * compliance testing - * Displayport Link CTS Core 1.2 rev1.1 4.2.2.6 + */ + bool edid_corrupt; + + 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; + uint16_t tile_h_size, tile_v_size; }; /** - * drm_plane_funcs - driver plane control functions + * struct drm_plane_state - mutable plane state + * @plane: backpointer to the plane + * @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_plane *plane; + + 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; + + /* Plane rotation */ + unsigned int rotation; + + struct drm_atomic_state *state; +}; + + +/** + * struct drm_plane_funcs - driver plane control functions * @update_plane: update the plane configuration * @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 + * @atomic_destroy_state: destroy an atomic state for this plane + * @atomic_set_property: set a property on an atomic state for this plane + * (do not call directly, use drm_atomic_plane_set_property()) + * @atomic_get_property: get a property on an atomic state for this plane + * (do not call directly, use drm_atomic_plane_get_property()) */ struct drm_plane_funcs { int (*update_plane)(struct drm_plane *plane, @@ -639,56 +799,157 @@ uint32_t src_w, uint32_t src_h); int (*disable_plane)(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, + struct drm_property *property, + uint64_t val); + int (*atomic_get_property)(struct drm_plane *plane, + const struct drm_plane_state *state, + struct drm_property *property, + 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 * @format_count: number of formats supported + * @format_default: driver hasn't supplied supported formats for the plane * @crtc: currently bound CRTC * @fb: currently bound fb - * @gamma_size: size of gamma table - * @gamma_store: gamma correction table - * @enabled: enabled flag + * @old_fb: Temporary tracking of the old fb while a modeset is ongoing. Used by + * drm_mode_set_config_internal() to implement correct refcounting. * @funcs: helper functions - * @helper_private: storage for drver layer * @properties: property tracking for this plane + * @type: type of plane (overlay, primary, cursor) + * @state: current atomic state for this plane */ struct drm_plane { struct drm_device *dev; struct list_head head; + struct drm_modeset_lock mutex; + struct drm_mode_object base; uint32_t possible_crtcs; uint32_t *format_types; - uint32_t format_count; + unsigned int format_count; + bool format_default; struct drm_crtc *crtc; struct drm_framebuffer *fb; - /* CRTC gamma size for reporting to userspace */ - uint32_t gamma_size; - uint16_t *gamma_store; - - bool enabled; + struct drm_framebuffer *old_fb; const struct drm_plane_funcs *funcs; - void *helper_private; struct drm_object_properties properties; + + enum drm_plane_type type; + + const void *helper_private; + + struct drm_plane_state *state; }; /** - * drm_mode_set - new values for a CRTC config change - * @head: list management + * struct drm_bridge_funcs - drm_bridge control functions + * @attach: Called during drm_bridge_attach + * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge + * @disable: Called right before encoder prepare, disables the bridge + * @post_disable: Called right after encoder prepare, for lockstepped disable + * @mode_set: Set this mode to the bridge + * @pre_enable: Called right before encoder commit, for lockstepped commit + * @enable: Called right after encoder commit, enables the bridge + */ +struct drm_bridge_funcs { + int (*attach)(struct drm_bridge *bridge); + bool (*mode_fixup)(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + void (*disable)(struct drm_bridge *bridge); + void (*post_disable)(struct drm_bridge *bridge); + void (*mode_set)(struct drm_bridge *bridge, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + void (*pre_enable)(struct drm_bridge *bridge); + void (*enable)(struct drm_bridge *bridge); +}; + +/** + * struct drm_bridge - central DRM bridge control structure + * @dev: DRM device this bridge belongs to + * @encoder: encoder to which this bridge is connected + * @next: the next bridge in the encoder chain + * @of_node: device node pointer to the bridge + * @list: to keep track of all added bridges + * @funcs: control functions + * @driver_private: pointer to the bridge driver's internal context + */ +struct drm_bridge { + struct drm_device *dev; + struct drm_encoder *encoder; + struct drm_bridge *next; +#ifdef CONFIG_OF + struct device_node *of_node; +#endif + struct list_head list; + + const struct drm_bridge_funcs *funcs; + void *driver_private; +}; + +/** + * struct drm_atomic_state - the global state object for atomic updates + * @dev: parent DRM device + * @allow_modeset: allow full modeset + * @legacy_cursor_update: hint to enforce legacy cursor ioctl semantics + * @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; + bool allow_modeset : 1; + bool legacy_cursor_update : 1; + 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; +}; + + +/** + * 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 @@ -718,6 +979,12 @@ * 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 given atomic state update is possible + * @atomic_commit: commit an atomic state update previously verified with + * atomic_check() + * @atomic_state_alloc: allocate a new atomic state + * @atomic_state_clear: clear the atomic state + * @atomic_state_free: free the atomic state * * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that * involve drivers. @@ -727,52 +994,55 @@ struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd); void (*output_poll_changed)(struct drm_device *dev); -}; - -/** - * drm_mode_group - group of mode setting resources for potential sub-grouping - * @num_crtcs: CRTC count - * @num_encoders: encoder count - * @num_connectors: connector count - * @id_list: list of KMS object IDs in this group - * - * Currently this simply tracks the global mode setting state. But in the - * future it could allow groups of objects to be set aside into independent - * control groups for use by different user level processes (e.g. two X servers - * running simultaneously on different heads, each with their own mode - * configuration and freedom of mode setting). - */ -struct drm_mode_group { - uint32_t num_crtcs; - uint32_t num_encoders; - uint32_t num_connectors; - /* list of object IDs for this group */ - uint32_t *id_list; + int (*atomic_check)(struct drm_device *dev, + struct drm_atomic_state *a); + int (*atomic_commit)(struct drm_device *dev, + struct drm_atomic_state *a, + bool async); + struct drm_atomic_state *(*atomic_state_alloc)(struct drm_device *dev); + void (*atomic_state_clear)(struct drm_atomic_state *state); + void (*atomic_state_free)(struct drm_atomic_state *state); }; /** - * 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 + * 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 * @num_connector: number of connectors on this device * @connector_list: list of connector 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 + * @plane_list: list of plane objects * @num_crtc: number of CRTCs on this device * @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 status for this device + * @poll_enabled: track polling support for this device + * @poll_running: track polling status 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 * @*_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 + * @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 @@ -780,18 +1050,14 @@ */ 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 */ - - /** - * 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; @@ -799,7 +1065,15 @@ struct list_head connector_list; int num_encoder; struct list_head encoder_list; - int num_plane; + + /* + * Track # of overlay planes separately from # of total planes. By + * default we only advertise overlay planes to userspace; if userspace + * sets the "universal plane" capability bit, we'll go ahead and + * expose all planes. + */ + int num_overlay_plane; + int num_total_plane; struct list_head plane_list; int num_crtc; @@ -815,12 +1089,31 @@ /* output poll support */ bool poll_enabled; bool poll_running; + bool delayed_event; struct delayed_work output_poll_work; + struct mutex blob_lock; + /* 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; + struct drm_property *prop_src_x; + struct drm_property *prop_src_y; + struct drm_property *prop_src_w; + struct drm_property *prop_src_h; + struct drm_property *prop_crtc_x; + struct drm_property *prop_crtc_y; + struct drm_property *prop_crtc_w; + struct drm_property *prop_crtc_h; + struct drm_property *prop_fb_id; + struct drm_property *prop_crtc_id; + struct drm_property *prop_active; + struct drm_property *prop_mode_id; /* DVI-I properties */ struct drm_property *dvi_i_subconnector_property; @@ -843,13 +1136,39 @@ /* Optional properties */ struct drm_property *scaling_mode_property; - struct drm_property *dithering_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; + + /* whether the driver supports fb modifiers */ + bool allow_fb_modifiers; + + /* 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) \ + list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \ + if ((plane_mask) & (1 << drm_plane_index(plane))) + + #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) #define obj_to_connector(x) container_of(x, struct drm_connector, base) #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) @@ -864,96 +1183,153 @@ char *name; }; -extern void drm_modeset_lock_all(struct drm_device *dev); -extern void drm_modeset_unlock_all(struct drm_device *dev); -extern void drm_warn_on_modeset_not_all_locked(struct drm_device *dev); - -extern int drm_crtc_init(struct drm_device *dev, - struct drm_crtc *crtc, - const struct drm_crtc_funcs *funcs); +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 void drm_crtc_cleanup(struct drm_crtc *crtc); +extern unsigned int drm_crtc_index(struct drm_crtc *crtc); + +/** + * drm_crtc_mask - find the mask of a registered CRTC + * @crtc: CRTC to find mask for + * + * Given a registered CRTC, return the mask bit of that CRTC for an + * encoder's possible_crtcs field. + */ +static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) +{ + return 1 << drm_crtc_index(crtc); +} +extern void drm_connector_ida_init(void); +extern void drm_connector_ida_destroy(void); extern int drm_connector_init(struct drm_device *dev, struct drm_connector *connector, const struct drm_connector_funcs *funcs, 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 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); +extern int drm_bridge_add(struct drm_bridge *bridge); +extern void drm_bridge_remove(struct drm_bridge *bridge); +extern struct drm_bridge *of_drm_find_bridge(struct device_node *np); +extern int drm_bridge_attach(struct drm_device *dev, struct drm_bridge *bridge); + +bool drm_bridge_mode_fixup(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); +void drm_bridge_disable(struct drm_bridge *bridge); +void drm_bridge_post_disable(struct drm_bridge *bridge); +void drm_bridge_mode_set(struct drm_bridge *bridge, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); +void drm_bridge_pre_enable(struct drm_bridge *bridge); +void drm_bridge_enable(struct drm_bridge *bridge); + extern int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type); +/** + * drm_encoder_crtc_ok - can a given crtc drive a given encoder? + * @encoder: encoder to test + * @crtc: crtc to test + * + * Return false if @encoder can't be driven by @crtc, true otherwise. + */ +static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, + struct drm_crtc *crtc) +{ + return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); +} + +extern int drm_universal_plane_init(struct drm_device *dev, + struct drm_plane *plane, + unsigned long possible_crtcs, + const struct drm_plane_funcs *funcs, + const uint32_t *formats, + unsigned int format_count, + enum drm_plane_type type); extern int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, unsigned long possible_crtcs, const struct drm_plane_funcs *funcs, - const uint32_t *formats, uint32_t format_count, - bool priv); + const uint32_t *formats, unsigned int 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 struct drm_plane * drm_plane_from_index(struct drm_device *dev, int idx); +extern void drm_plane_force_disable(struct drm_plane *plane); +extern int drm_plane_check_pixel_format(const struct drm_plane *plane, + u32 format); +extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode, + int *hdisplay, int *vdisplay); +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_encoder_cleanup(struct drm_encoder *encoder); -extern char *drm_get_connector_name(struct drm_connector *connector); -extern char *drm_get_dpms_name(int val); -extern char *drm_get_dvi_i_subconnector_name(int val); -extern char *drm_get_dvi_i_select_name(int val); -extern char *drm_get_tv_subconnector_name(int val); -extern char *drm_get_tv_select_name(int val); +extern const char *drm_get_connector_status_name(enum drm_connector_status status); +extern const char *drm_get_subpixel_order_name(enum subpixel_order order); +extern const char *drm_get_dpms_name(int val); +extern const char *drm_get_dvi_i_subconnector_name(int val); +extern const char *drm_get_dvi_i_select_name(int val); +extern const char *drm_get_tv_subconnector_name(int val); +extern const char *drm_get_tv_select_name(int val); extern void drm_fb_release(struct drm_file *file_priv); -extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); +extern void drm_property_destroy_user_blobs(struct drm_device *dev, + struct drm_file *file_priv); extern bool drm_probe_ddc(struct i2c_adapter *adapter); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); +extern struct edid *drm_edid_duplicate(const struct edid *edid); extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); -extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); -extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); -extern void drm_mode_copy(struct drm_display_mode *dst, const struct drm_display_mode *src); -extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, - const struct drm_display_mode *mode); -extern void drm_mode_debug_printmodeline(const struct drm_display_mode *mode); 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 void drm_mode_set_name(struct drm_display_mode *mode); -extern bool drm_mode_equal(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2); -extern bool drm_mode_equal_no_clocks(const struct drm_display_mode *mode1, const struct drm_display_mode *mode2); -extern int drm_mode_width(const struct drm_display_mode *mode); -extern int drm_mode_height(const struct drm_display_mode *mode); - -/* for us by fb module */ -extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); -extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); -extern void drm_mode_list_concat(struct list_head *head, - struct list_head *new); -extern void drm_mode_validate_size(struct drm_device *dev, - struct list_head *mode_list, - int maxX, int maxY, int maxPitch); -extern void drm_mode_validate_clocks(struct drm_device *dev, - struct list_head *mode_list, - int *min, int *max, int n_ranges); -extern void drm_mode_prune_invalid(struct drm_device *dev, - struct list_head *mode_list, bool verbose); -extern void drm_mode_sort(struct list_head *mode_list); -extern int drm_mode_hsync(const struct drm_display_mode *mode); -extern int drm_mode_vrefresh(const struct drm_display_mode *mode); -extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, - int adjust_flags); -extern void drm_mode_connector_list_update(struct drm_connector *connector); + +extern int drm_mode_connector_set_path_property(struct drm_connector *connector, + const 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); + +extern int drm_display_info_set_bus_formats(struct drm_display_info *info, + const u32 *formats, + unsigned int num_formats); + +static inline bool drm_property_type_is(struct drm_property *property, + uint32_t type) +{ + /* instanceof for props.. handles extended type vs original types: */ + if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) + return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; + return property->flags & type; +} + +static inline bool drm_property_type_valid(struct drm_property *property) +{ + if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) + return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE); + return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE); +} + extern int drm_object_property_set_value(struct drm_mode_object *obj, struct drm_property *property, uint64_t val); extern int drm_object_property_get_value(struct drm_mode_object *obj, struct drm_property *property, uint64_t *value); -extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); -extern void drm_framebuffer_set_object(struct drm_device *dev, - unsigned long handle); extern int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, const struct drm_framebuffer_funcs *funcs); @@ -964,10 +1340,6 @@ extern void drm_framebuffer_remove(struct drm_framebuffer *fb); extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); -extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); -extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); -extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); -extern bool drm_crtc_in_use(struct drm_crtc *crtc); extern void drm_object_attach_property(struct drm_mode_object *obj, struct drm_property *property, @@ -981,29 +1353,48 @@ 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); + int num_props, + uint64_t supported_bits); struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, const char *name, uint64_t min, uint64_t max); +struct drm_property *drm_property_create_signed_range(struct drm_device *dev, + int flags, const char *name, + int64_t min, int64_t max); +struct drm_property *drm_property_create_object(struct drm_device *dev, + int flags, const char *name, uint32_t type); +struct drm_property *drm_property_create_bool(struct drm_device *dev, int flags, + const char *name); +struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, + size_t length, + const void *data); +struct drm_property_blob *drm_property_lookup_blob(struct drm_device *dev, + uint32_t id); +struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob); +void drm_property_unreference_blob(struct drm_property_blob *blob); 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, - char *formats[]); +extern int drm_mode_create_tv_properties(struct drm_device *dev, + unsigned int num_modes, + const char * const modes[]); extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); -extern int drm_mode_create_dithering_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 char *drm_get_encoder_name(struct drm_encoder *encoder); +extern int drm_mode_create_suggested_offset_properties(struct drm_device *dev); +extern bool drm_property_change_valid_get(struct drm_property *property, + uint64_t value, struct drm_mode_object **ref); +extern void drm_property_change_valid_put(struct drm_property *property, + struct drm_mode_object *ref); extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, struct drm_encoder *encoder); -extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, - struct drm_encoder *encoder); extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, int gamma_size); extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type); + /* IOCTLs */ extern int drm_mode_getresources(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1022,6 +1413,8 @@ void *data, struct drm_file *file_priv); extern int drm_mode_cursor_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int drm_mode_cursor2_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); extern int drm_mode_addfb(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_addfb2(struct drm_device *dev, @@ -1038,41 +1431,41 @@ void *data, struct drm_file *file_priv); extern int drm_mode_getblob_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int drm_mode_createblob_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_destroyblob_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int drm_mode_hotplug_ioctl(struct drm_device *dev, - void *data, struct drm_file *file_priv); -extern int drm_mode_replacefb(struct drm_device *dev, - void *data, struct drm_file *file_priv); extern int drm_mode_getencoder(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern u8 *drm_find_cea_extension(struct edid *edid); extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); +extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code); extern bool drm_detect_hdmi_monitor(struct edid *edid); extern bool drm_detect_monitor_audio(struct edid *edid); extern bool drm_rgb_quant_range_selectable(struct edid *edid); extern int drm_mode_page_flip_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, - int hdisplay, int vdisplay, int vrefresh, - bool reduced, bool interlaced, bool margins); -extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, - int hdisplay, int vdisplay, int vrefresh, - bool interlaced, int margins); -extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, - int hdisplay, int vdisplay, int vrefresh, - bool interlaced, int margins, int GTF_M, - int GTF_2C, int GTF_K, int GTF_2J); extern int drm_add_modes_noedid(struct drm_connector *connector, int hdisplay, int vdisplay); +extern void drm_set_preferred_mode(struct drm_connector *connector, + 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_block_valid(u8 *raw_edid, int block, bool print_bad_edid, + bool *edid_corrupt); 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, + 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); @@ -1087,6 +1480,11 @@ 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 int drm_mode_atomic_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp); @@ -1094,5 +1492,94 @@ extern int drm_format_plane_cpp(uint32_t format, int plane); extern int drm_format_horz_chroma_subsampling(uint32_t format); extern int drm_format_vert_chroma_subsampling(uint32_t format); +extern const char *drm_get_format_name(uint32_t format); +extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, + unsigned int supported_rotations); +extern unsigned int drm_rotation_simplify(unsigned int rotation, + unsigned int supported_rotations); + +/* Helpers */ + +static inline struct drm_plane *drm_plane_find(struct drm_device *dev, + uint32_t id) +{ + struct drm_mode_object *mo; + mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE); + return mo ? obj_to_plane(mo) : NULL; +} + +static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, + uint32_t id) +{ + struct drm_mode_object *mo; + mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); + return mo ? obj_to_crtc(mo) : NULL; +} + +static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, + uint32_t id) +{ + struct drm_mode_object *mo; + mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); + return mo ? obj_to_encoder(mo) : NULL; +} + +static inline struct drm_connector *drm_connector_find(struct drm_device *dev, + uint32_t id) +{ + struct drm_mode_object *mo; + mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR); + return mo ? obj_to_connector(mo) : NULL; +} + +static inline struct drm_property *drm_property_find(struct drm_device *dev, + uint32_t id) +{ + struct drm_mode_object *mo; + mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY); + return mo ? obj_to_property(mo) : NULL; +} + +/* Plane list iterator for legacy (overlay only) planes. */ +#define drm_for_each_legacy_plane(plane, dev) \ + list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) \ + if (plane->type == DRM_PLANE_TYPE_OVERLAY) + +#define drm_for_each_plane(plane, dev) \ + list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) + +#define drm_for_each_crtc(crtc, dev) \ + list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) + +static inline void +assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config) +{ + /* + * The connector hotadd/remove code currently grabs both locks when + * updating lists. Hence readers need only hold either of them to be + * safe and the check amounts to + * + * WARN_ON(not_holding(A) && not_holding(B)). + */ + WARN_ON(!mutex_is_locked(&mode_config->mutex) && + !drm_modeset_is_locked(&mode_config->connection_mutex)); +} + +#define drm_for_each_connector(connector, dev) \ + for (assert_drm_connector_list_read_locked(&(dev)->mode_config), \ + connector = list_first_entry(&(dev)->mode_config.connector_list, \ + struct drm_connector, head); \ + &connector->head != (&(dev)->mode_config.connector_list); \ + connector = list_next_entry(connector, head)) + +#define drm_for_each_encoder(encoder, dev) \ + list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head) + +#define drm_for_each_fb(fb, dev) \ + for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)), \ + fb = list_first_entry(&(dev)->mode_config.fb_list, \ + struct drm_framebuffer, head); \ + &fb->head != (&(dev)->mode_config.fb_list); \ + fb = list_next_entry(fb, head)) #endif /* __DRM_CRTC_H__ */