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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/drm/drm_crtc.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/drm/drm_crtc.h')
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-/*
- * Copyright © 2006 Keith Packard
- * Copyright © 2007-2008 Dave Airlie
- * Copyright © 2007-2008 Intel Corporation
- * Jesse Barnes <jesse.barnes@intel.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-#ifndef __DRM_CRTC_H__
-#define __DRM_CRTC_H__
-
-#include <linux/i2c.h>
-#include <linux/spinlock.h>
-#include <linux/types.h>
-#include <linux/idr.h>
-#include <linux/fb.h>
-
-#include <drm/drm_fourcc.h>
-
-struct drm_device;
-struct drm_mode_set;
-struct drm_framebuffer;
-
-
-#define DRM_MODE_OBJECT_CRTC 0xcccccccc
-#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
-#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
-#define DRM_MODE_OBJECT_MODE 0xdededede
-#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
-#define DRM_MODE_OBJECT_FB 0xfbfbfbfb
-#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
-#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
-
-struct drm_mode_object {
- uint32_t id;
- uint32_t type;
-};
-
-/*
- * 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), .vrefresh = 0
-
-#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;
- int crtc_hadjusted;
- int crtc_vadjusted;
-
- /* Driver private mode info */
- int private_size;
- int *private;
- int private_flags;
-
- int vrefresh; /* in Hz */
- int hsync; /* in kHz */
-};
-
-enum drm_connector_status {
- connector_status_connected = 1,
- connector_status_disconnected = 2,
- connector_status_unknown = 3,
-};
-
-enum subpixel_order {
- SubPixelUnknown = 0,
- SubPixelHorizontalRGB,
- SubPixelHorizontalBGR,
- SubPixelVerticalRGB,
- SubPixelVerticalBGR,
- SubPixelNone,
-};
-
-#define DRM_COLOR_FORMAT_RGB444 (1<<0)
-#define DRM_COLOR_FORMAT_YCRCB444 (1<<1)
-#define DRM_COLOR_FORMAT_YCRCB422 (1<<2)
-/*
- * Describes a given display (e.g. CRT or flat panel) and its limitations.
- */
-struct drm_display_info {
- char name[DRM_DISPLAY_INFO_LEN];
-
- /* Physical size */
- unsigned int width_mm;
- unsigned int height_mm;
-
- /* Clock limits FIXME: storage format */
- unsigned int min_vfreq, max_vfreq;
- unsigned int min_hfreq, max_hfreq;
- unsigned int pixel_clock;
- unsigned int bpc;
-
- enum subpixel_order subpixel_order;
- u32 color_formats;
-
- u8 cea_rev;
-
- char *raw_edid; /* if any */
-};
-
-struct drm_framebuffer_funcs {
- 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.
- *
- * Userspace can notify the driver via this callback
- * that a area of the framebuffer has changed and should
- * be flushed to the display hardware.
- *
- * See documentation in drm_mode.h for the struct
- * drm_mode_fb_dirty_cmd for more information as all
- * the semantics and arguments have a one to one mapping
- * on this function.
- */
- int (*dirty)(struct drm_framebuffer *framebuffer,
- struct drm_file *file_priv, unsigned flags,
- unsigned color, struct drm_clip_rect *clips,
- unsigned num_clips);
-};
-
-struct drm_framebuffer {
- struct drm_device *dev;
- struct list_head head;
- struct drm_mode_object base;
- const struct drm_framebuffer_funcs *funcs;
- unsigned int pitches[4];
- unsigned int offsets[4];
- unsigned int width;
- unsigned int height;
- /* depth can be 15 or 16 */
- unsigned int depth;
- int bits_per_pixel;
- 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;
- unsigned char data[];
-};
-
-struct drm_property_enum {
- uint64_t value;
- struct list_head head;
- char name[DRM_PROP_NAME_LEN];
-};
-
-struct drm_property {
- struct list_head head;
- struct drm_mode_object base;
- uint32_t flags;
- char name[DRM_PROP_NAME_LEN];
- uint32_t num_values;
- uint64_t *values;
-
- struct list_head enum_blob_list;
-};
-
-struct drm_crtc;
-struct drm_connector;
-struct drm_encoder;
-struct drm_pending_vblank_event;
-struct drm_plane;
-
-/**
- * drm_crtc_funcs - control CRTCs for a given device
- * @reset: reset CRTC after state has been invalidate (e.g. resume)
- * @dpms: control display power levels
- * @save: save CRTC state
- * @resore: restore CRTC state
- * @lock: lock the CRTC
- * @unlock: unlock the CRTC
- * @shadow_allocate: allocate shadow pixmap
- * @shadow_create: create shadow pixmap for rotation support
- * @shadow_destroy: free shadow pixmap
- * @mode_fixup: fixup proposed mode
- * @mode_set: set the desired mode on the CRTC
- * @gamma_set: specify color ramp for CRTC
- * @destroy: deinit and free object.
- *
- * 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
- * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
- * connectors, not just CRTs).
- *
- * Each driver is responsible for filling out this structure at startup time,
- * in addition to providing other modesetting features, like i2c and DDC
- * bus accessors.
- */
-struct drm_crtc_funcs {
- /* Save CRTC state */
- void (*save)(struct drm_crtc *crtc); /* suspend? */
- /* Restore CRTC state */
- void (*restore)(struct drm_crtc *crtc); /* resume? */
- /* Reset CRTC state */
- void (*reset)(struct drm_crtc *crtc);
-
- /* 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_move)(struct drm_crtc *crtc, int x, int y);
-
- /* Set gamma on the CRTC */
- void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
- uint32_t start, uint32_t size);
- /* Object destroy routine */
- void (*destroy)(struct drm_crtc *crtc);
-
- int (*set_config)(struct drm_mode_set *set);
-
- /*
- * Flip to the given framebuffer. This implements the page
- * flip ioctl described in drm_mode.h, specifically, the
- * implementation must return immediately and block all
- * rendering to the current fb until the flip has completed.
- * If userspace set the event flag in the ioctl, the event
- * argument will point to an event to send back when the flip
- * completes, otherwise it will be NULL.
- */
- int (*page_flip)(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event);
-};
-
-/**
- * drm_crtc - central CRTC control structure
- * @dev: parent DRM device
- * @head: list management
- * @base: base KMS object for ID tracking etc.
- * @enabled: is this CRTC enabled?
- * @mode: current mode timings
- * @hwmode: mode timings as programmed to hw regs
- * @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
- *
- * 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 list_head head;
-
- struct drm_mode_object base;
-
- /* framebuffer the connector is currently bound to */
- struct drm_framebuffer *fb;
-
- bool enabled;
-
- /* Requested mode from modesetting. */
- struct drm_display_mode mode;
-
- /* Programmed mode in hw, after adjustments for encoders,
- * crtc, panel scaling etc. Needed for timestamping etc.
- */
- struct drm_display_mode hwmode;
-
- int x, y;
- const struct drm_crtc_funcs *funcs;
-
- /* CRTC gamma size for reporting to userspace */
- 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;
-};
-
-
-/**
- * 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 invalidate (e.g. resume)
- * @mode_valid: is this mode valid on the given connector?
- * @mode_fixup: try to fixup proposed mode for this connector
- * @mode_set: set this mode
- * @detect: is this connector active?
- * @get_modes: get mode list for this connector
- * @set_property: property for this connector may need update
- * @destroy: make object go away
- * @force: notify the driver the connector is forced on
- *
- * 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);
- void (*save)(struct drm_connector *connector);
- void (*restore)(struct drm_connector *connector);
- void (*reset)(struct drm_connector *connector);
-
- /* Check to see if anything is attached to the connector.
- * @force is set to false whilst polling, true when checking the
- * connector due to user request. @force can be used by the driver
- * to avoid expensive, destructive operations during automated
- * probing.
- */
- enum drm_connector_status (*detect)(struct drm_connector *connector,
- bool force);
- 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);
-};
-
-/**
- * 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.
- */
-struct drm_encoder_funcs {
- void (*reset)(struct drm_encoder *encoder);
- void (*destroy)(struct drm_encoder *encoder);
-};
-
-#define DRM_CONNECTOR_MAX_UMODES 16
-#define DRM_CONNECTOR_MAX_PROPERTY 16
-#define DRM_CONNECTOR_LEN 32
-#define DRM_CONNECTOR_MAX_ENCODER 3
-
-/**
- * drm_encoder - central DRM encoder structure
- * @dev: parent DRM device
- * @head: list management
- * @base: base KMS object
- * @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
- * @crtc: currently bound CRTC
- * @funcs: control functions
- * @helper_private: mid-layer private data
- *
- * CRTCs drive pixels to encoders, which convert them into signals
- * appropriate for a given connector or set of connectors.
- */
-struct drm_encoder {
- struct drm_device *dev;
- struct list_head head;
-
- struct drm_mode_object base;
- int encoder_type;
- uint32_t possible_crtcs;
- uint32_t possible_clones;
-
- struct drm_crtc *crtc;
- 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 */
-};
-
-/* should we poll this connector for connects and disconnects */
-/* hot plug detectable */
-#define DRM_CONNECTOR_POLL_HPD (1 << 0)
-/* poll for connections */
-#define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
-/* can cleanly poll for disconnections without flickering the screen */
-/* DACs should rarely do this without a lot of testing */
-#define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
-
-#define MAX_ELD_BYTES 128
-
-/**
- * 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
- * @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?
- * @doublescan_allowed: can this connector handle doublescan?
- * @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
- * @user_modes: user added mode list
- * @edid_blob_ptr: DRM property containing EDID if present
- * @property_ids: property tracking for this connector
- * @property_values: value pointers or data for properties
- * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling
- * @dpms: current dpms state
- * @helper_private: mid-layer private data
- * @force: a %DRM_FORCE_<foo> state for forced mode sets
- * @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
- *
- * 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
- * position in the broader display (referred to as a 'screen' though it could
- * span multiple monitors).
- */
-struct drm_connector {
- struct drm_device *dev;
- struct device kdev;
- struct device_attribute *attr;
- struct list_head head;
-
- struct drm_mode_object base;
-
- int connector_type;
- int connector_type_id;
- bool interlace_allowed;
- bool doublescan_allowed;
- struct list_head modes; /* list of modes on this connector */
-
- enum drm_connector_status status;
-
- /* these are modes added by probing with DDC or the BIOS */
- struct list_head probed_modes;
-
- struct drm_display_info display_info;
- const struct drm_connector_funcs *funcs;
-
- struct list_head user_modes;
- struct drm_property_blob *edid_blob_ptr;
- u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY];
- uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY];
-
- uint8_t polled; /* DRM_CONNECTOR_POLL_* */
-
- /* requested DPMS state */
- int dpms;
-
- void *helper_private;
-
- /* forced on connector */
- enum drm_connector_force force;
- uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER];
- struct drm_encoder *encoder; /* currently active encoder */
-
- /* EDID bits */
- uint8_t eld[MAX_ELD_BYTES];
- bool dvi_dual;
- int max_tmds_clock; /* in MHz */
- bool latency_present[2];
- int video_latency[2]; /* [0]: progressive, [1]: interlaced */
- int audio_latency[2];
- int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */
-};
-
-/**
- * drm_plane_funcs - driver plane control functions
- * @update_plane: update the plane configuration
- * @disable_plane: shut down the plane
- * @destroy: clean up plane resources
- */
-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);
- void (*destroy)(struct drm_plane *plane);
-};
-
-/**
- * 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
- * @crtc: currently bound CRTC
- * @fb: currently bound fb
- * @gamma_size: size of gamma table
- * @gamma_store: gamma correction table
- * @enabled: enabled flag
- * @funcs: helper functions
- * @helper_private: storage for drver layer
- */
-struct drm_plane {
- struct drm_device *dev;
- struct list_head head;
-
- struct drm_mode_object base;
-
- uint32_t possible_crtcs;
- uint32_t *format_types;
- uint32_t format_count;
-
- 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;
-
- const struct drm_plane_funcs *funcs;
- void *helper_private;
-};
-
-/**
- * drm_mode_set - new values for a CRTC config change
- * @head: list management
- * @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
- * @y: position of this CRTC relative to @fb
- * @connectors: array of connectors to drive with this CRTC if possible
- * @num_connectors: size of @connectors array
- *
- * Represents a single crtc the connectors that it drives with what mode
- * and from which framebuffer it scans out from.
- *
- * This is used to set modes.
- */
-struct drm_mode_set {
- struct list_head head;
-
- struct drm_framebuffer *fb;
- struct drm_crtc *crtc;
- struct drm_display_mode *mode;
-
- uint32_t x;
- uint32_t y;
-
- struct drm_connector **connectors;
- size_t num_connectors;
-};
-
-/**
- * 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
- *
- * 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);
-};
-
-/**
- * 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;
-};
-
-/**
- * drm_mode_config - Mode configuration control structure
- * @mutex: mutex protecting KMS related lists and structures
- * @idr_mutex: mutex for KMS ID allocation and management
- * @crtc_idr: main KMS ID tracking object
- * @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_crtc: number of CRTCs on this device
- * @crtc_list: list of CRTC 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
- * @output_poll_work: delayed work for polling in process context
- * @*_property: core property tracking
- *
- * 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 drm_mode_config {
- struct mutex mutex; /* protects configuration (mode lists etc.) */
- 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 */
- /* this is limited to one for now */
- int num_fb;
- struct list_head fb_list;
- int num_connector;
- struct list_head connector_list;
- int num_encoder;
- struct list_head encoder_list;
- int num_plane;
- struct list_head plane_list;
-
- int num_crtc;
- struct list_head crtc_list;
-
- struct list_head property_list;
-
- int min_width, min_height;
- int max_width, max_height;
- struct drm_mode_config_funcs *funcs;
- resource_size_t fb_base;
-
- /* output poll support */
- bool poll_enabled;
- struct delayed_work output_poll_work;
-
- /* pointers to standard properties */
- struct list_head property_blob_list;
- struct drm_property *edid_property;
- struct drm_property *dpms_property;
-
- /* DVI-I properties */
- struct drm_property *dvi_i_subconnector_property;
- struct drm_property *dvi_i_select_subconnector_property;
-
- /* TV properties */
- struct drm_property *tv_subconnector_property;
- struct drm_property *tv_select_subconnector_property;
- struct drm_property *tv_mode_property;
- struct drm_property *tv_left_margin_property;
- struct drm_property *tv_right_margin_property;
- struct drm_property *tv_top_margin_property;
- struct drm_property *tv_bottom_margin_property;
- struct drm_property *tv_brightness_property;
- struct drm_property *tv_contrast_property;
- struct drm_property *tv_flicker_reduction_property;
- struct drm_property *tv_overscan_property;
- struct drm_property *tv_saturation_property;
- struct drm_property *tv_hue_property;
-
- /* Optional properties */
- struct drm_property *scaling_mode_property;
- struct drm_property *dithering_mode_property;
- struct drm_property *dirty_info_property;
-
- /* dumb ioctl parameters */
- uint32_t preferred_depth, prefer_shadow;
-};
-
-#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)
-#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
-#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
-#define obj_to_property(x) container_of(x, struct drm_property, base)
-#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
-#define obj_to_plane(x) container_of(x, struct drm_plane, base)
-
-struct drm_prop_enum_list {
- int type;
- char *name;
-};
-
-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 int drm_connector_init(struct drm_device *dev,
- struct drm_connector *connector,
- const struct drm_connector_funcs *funcs,
- int connector_type);
-
-extern void drm_connector_cleanup(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_encoder_init(struct drm_device *dev,
- struct drm_encoder *encoder,
- const struct drm_encoder_funcs *funcs,
- int encoder_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);
-extern void drm_plane_cleanup(struct drm_plane *plane);
-
-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 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 struct edid *drm_get_edid(struct drm_connector *connector,
- struct i2c_adapter *adapter);
-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(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(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
-extern int drm_mode_width(struct drm_display_mode *mode);
-extern int drm_mode_height(struct drm_display_mode *mode);
-
-/* for us by fb module */
-extern int drm_mode_attachmode_crtc(struct drm_device *dev,
- struct drm_crtc *crtc,
- const struct drm_display_mode *mode);
-extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode);
-
-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_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_update_edid_property(struct drm_connector *connector,
- struct edid *edid);
-extern int drm_connector_property_set_value(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t value);
-extern int drm_connector_property_get_value(struct drm_connector *connector,
- 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);
-extern void drm_framebuffer_cleanup(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 int drm_connector_attach_property(struct drm_connector *connector,
- struct drm_property *property, uint64_t init_val);
-extern struct drm_property *drm_property_create(struct drm_device *dev, int flags,
- const char *name, int num_values);
-extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags,
- const char *name,
- const struct drm_prop_enum_list *props,
- int num_values);
-struct drm_property *drm_property_create_range(struct drm_device *dev, int flags,
- const char *name,
- uint64_t min, uint64_t max);
-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_scaling_mode_property(struct drm_device *dev);
-extern int drm_mode_create_dithering_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_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);
-extern int drm_mode_getplane_res(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_mode_getcrtc(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getconnector(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_setcrtc(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getplane(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_setplane(struct drm_device *dev,
- 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_addfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_addfb2(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
-extern int drm_mode_rmfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_getfb(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_addmode_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_rmmode_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_attachmode_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_detachmode_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-
-extern int drm_mode_getproperty_ioctl(struct drm_device *dev,
- 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_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 bool drm_detect_hdmi_monitor(struct edid *edid);
-extern bool drm_detect_monitor_audio(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 int drm_edid_header_is_valid(const u8 *raw_edid);
-extern bool drm_edid_block_valid(u8 *raw_edid);
-extern bool drm_edid_is_valid(struct edid *edid);
-struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
- int hsize, int vsize, int fresh);
-
-extern int drm_mode_create_dumb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
- void *data, struct drm_file *file_priv);
-extern int drm_mode_destroy_dumb_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);
-#endif /* __DRM_CRTC_H__ */