xenocara/xserver/hw/xfree86/modes/xf86Crtc.h
2019-07-27 07:57:06 +00:00

1144 lines
28 KiB
C

/*
* Copyright © 2006 Keith Packard
* Copyright © 2011 Aaron Plattner
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#ifndef _XF86CRTC_H_
#define _XF86CRTC_H_
#include <edid.h>
#include "randrstr.h"
#include "xf86Modes.h"
#include "xf86Cursor.h"
#include "xf86i2c.h"
#include "damage.h"
#include "picturestr.h"
/* Compat definitions for older X Servers. */
#ifndef M_T_PREFERRED
#define M_T_PREFERRED 0x08
#endif
#ifndef M_T_DRIVER
#define M_T_DRIVER 0x40
#endif
#ifndef M_T_USERPREF
#define M_T_USERPREF 0x80
#endif
#ifndef HARDWARE_CURSOR_ARGB
#define HARDWARE_CURSOR_ARGB 0x00004000
#endif
typedef struct _xf86Crtc xf86CrtcRec, *xf86CrtcPtr;
typedef struct _xf86Output xf86OutputRec, *xf86OutputPtr;
typedef struct _xf86Lease xf86LeaseRec, *xf86LeasePtr;
/* define a standard for connector types */
typedef enum _xf86ConnectorType {
XF86ConnectorNone,
XF86ConnectorVGA,
XF86ConnectorDVI_I,
XF86ConnectorDVI_D,
XF86ConnectorDVI_A,
XF86ConnectorComposite,
XF86ConnectorSvideo,
XF86ConnectorComponent,
XF86ConnectorLFP,
XF86ConnectorProprietary,
XF86ConnectorHDMI,
XF86ConnectorDisplayPort,
} xf86ConnectorType;
typedef enum _xf86OutputStatus {
XF86OutputStatusConnected,
XF86OutputStatusDisconnected,
XF86OutputStatusUnknown
} xf86OutputStatus;
typedef enum _xf86DriverTransforms {
XF86DriverTransformNone = 0,
XF86DriverTransformOutput = 1 << 0,
XF86DriverTransformCursorImage = 1 << 1,
XF86DriverTransformCursorPosition = 1 << 2,
} xf86DriverTransforms;
struct xf86CrtcTileInfo {
uint32_t group_id;
uint32_t flags;
uint32_t num_h_tile;
uint32_t num_v_tile;
uint32_t tile_h_loc;
uint32_t tile_v_loc;
uint32_t tile_h_size;
uint32_t tile_v_size;
};
typedef struct _xf86CrtcFuncs {
/**
* Turns the crtc on/off, or sets intermediate power levels if available.
*
* Unsupported intermediate modes drop to the lower power setting. If the
* mode is DPMSModeOff, the crtc must be disabled sufficiently for it to
* be safe to call mode_set.
*/
void
(*dpms) (xf86CrtcPtr crtc, int mode);
/**
* Saves the crtc's state for restoration on VT switch.
*/
void
(*save) (xf86CrtcPtr crtc);
/**
* Restore's the crtc's state at VT switch.
*/
void
(*restore) (xf86CrtcPtr crtc);
/**
* Lock CRTC prior to mode setting, mostly for DRI.
* Returns whether unlock is needed
*/
Bool
(*lock) (xf86CrtcPtr crtc);
/**
* Unlock CRTC after mode setting, mostly for DRI
*/
void
(*unlock) (xf86CrtcPtr crtc);
/**
* Callback to adjust the mode to be set in the CRTC.
*
* This allows a CRTC to adjust the clock or even the entire set of
* timings, which is used for panels with fixed timings or for
* buses with clock limitations.
*/
Bool
(*mode_fixup) (xf86CrtcPtr crtc,
DisplayModePtr mode, DisplayModePtr adjusted_mode);
/**
* Prepare CRTC for an upcoming mode set.
*/
void
(*prepare) (xf86CrtcPtr crtc);
/**
* Callback for setting up a video mode after fixups have been made.
*/
void
(*mode_set) (xf86CrtcPtr crtc,
DisplayModePtr mode,
DisplayModePtr adjusted_mode, int x, int y);
/**
* Commit mode changes to a CRTC
*/
void
(*commit) (xf86CrtcPtr crtc);
/* Set the color ramps for the CRTC to the given values. */
void
(*gamma_set) (xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue,
int size);
/**
* Allocate the shadow area, delay the pixmap creation until needed
*/
void *(*shadow_allocate) (xf86CrtcPtr crtc, int width, int height);
/**
* Create shadow pixmap for rotation support
*/
PixmapPtr
(*shadow_create) (xf86CrtcPtr crtc, void *data, int width, int height);
/**
* Destroy shadow pixmap
*/
void
(*shadow_destroy) (xf86CrtcPtr crtc, PixmapPtr pPixmap, void *data);
/**
* Set cursor colors
*/
void
(*set_cursor_colors) (xf86CrtcPtr crtc, int bg, int fg);
/**
* Set cursor position
*/
void
(*set_cursor_position) (xf86CrtcPtr crtc, int x, int y);
/**
* Show cursor
*/
void
(*show_cursor) (xf86CrtcPtr crtc);
Bool
(*show_cursor_check) (xf86CrtcPtr crtc);
/**
* Hide cursor
*/
void
(*hide_cursor) (xf86CrtcPtr crtc);
/**
* Load monochrome image
*/
void
(*load_cursor_image) (xf86CrtcPtr crtc, CARD8 *image);
Bool
(*load_cursor_image_check) (xf86CrtcPtr crtc, CARD8 *image);
/**
* Load ARGB image
*/
void
(*load_cursor_argb) (xf86CrtcPtr crtc, CARD32 *image);
Bool
(*load_cursor_argb_check) (xf86CrtcPtr crtc, CARD32 *image);
/**
* Clean up driver-specific bits of the crtc
*/
void
(*destroy) (xf86CrtcPtr crtc);
/**
* Less fine-grained mode setting entry point for kernel modesetting
*/
Bool
(*set_mode_major) (xf86CrtcPtr crtc, DisplayModePtr mode,
Rotation rotation, int x, int y);
/**
* Callback for panning. Doesn't change the mode.
* Added in ABI version 2
*/
void
(*set_origin) (xf86CrtcPtr crtc, int x, int y);
/**
*/
Bool
(*set_scanout_pixmap)(xf86CrtcPtr crtc, PixmapPtr pixmap);
} xf86CrtcFuncsRec, *xf86CrtcFuncsPtr;
#define XF86_CRTC_VERSION 8
struct _xf86Crtc {
/**
* ABI versioning
*/
int version;
/**
* Associated ScrnInfo
*/
ScrnInfoPtr scrn;
/**
* Desired state of this CRTC
*
* Set when this CRTC should be driving one or more outputs
*/
Bool enabled;
/**
* Active mode
*
* This reflects the mode as set in the CRTC currently
* It will be cleared when the VT is not active or
* during server startup
*/
DisplayModeRec mode;
Rotation rotation;
PixmapPtr rotatedPixmap;
void *rotatedData;
/**
* Position on screen
*
* Locates this CRTC within the frame buffer
*/
int x, y;
/**
* Desired mode
*
* This is set to the requested mode, independent of
* whether the VT is active. In particular, it receives
* the startup configured mode and saves the active mode
* on VT switch.
*/
DisplayModeRec desiredMode;
Rotation desiredRotation;
int desiredX, desiredY;
/** crtc-specific functions */
const xf86CrtcFuncsRec *funcs;
/**
* Driver private
*
* Holds driver-private information
*/
void *driver_private;
#ifdef RANDR_12_INTERFACE
/**
* RandR crtc
*
* When RandR 1.2 is available, this
* points at the associated crtc object
*/
RRCrtcPtr randr_crtc;
#else
void *randr_crtc;
#endif
/**
* Current cursor is ARGB
*/
Bool cursor_argb;
/**
* Track whether cursor is within CRTC range
*/
Bool cursor_in_range;
/**
* Track state of cursor associated with this CRTC
*/
Bool cursor_shown;
/**
* Current transformation matrix
*/
PictTransform crtc_to_framebuffer;
/* framebuffer_to_crtc was removed in ABI 2 */
struct pict_f_transform f_crtc_to_framebuffer; /* ABI 2 */
struct pict_f_transform f_framebuffer_to_crtc; /* ABI 2 */
PictFilterPtr filter; /* ABI 2 */
xFixed *params; /* ABI 2 */
int nparams; /* ABI 2 */
int filter_width; /* ABI 2 */
int filter_height; /* ABI 2 */
Bool transform_in_use;
RRTransformRec transform; /* ABI 2 */
Bool transformPresent; /* ABI 2 */
RRTransformRec desiredTransform; /* ABI 2 */
Bool desiredTransformPresent; /* ABI 2 */
/**
* Bounding box in screen space
*/
BoxRec bounds;
/**
* Panning:
* TotalArea: total panning area, larger than CRTC's size
* TrackingArea: Area of the pointer for which the CRTC is panned
* border: Borders of the displayed CRTC area which induces panning if the pointer reaches them
* Added in ABI version 2
*/
BoxRec panningTotalArea;
BoxRec panningTrackingArea;
INT16 panningBorder[4];
/**
* Current gamma, especially useful after initial config.
* Added in ABI version 3
*/
CARD16 *gamma_red;
CARD16 *gamma_green;
CARD16 *gamma_blue;
int gamma_size;
/**
* Actual state of this CRTC
*
* Set to TRUE after modesetting, set to FALSE if no outputs are connected
* Added in ABI version 3
*/
Bool active;
/**
* Clear the shadow
*/
Bool shadowClear;
/**
* Indicates that the driver is handling some or all transforms:
*
* XF86DriverTransformOutput: The driver handles the output transform, so
* the shadow surface should be disabled. The driver writes this field
* before calling xf86CrtcRotate to indicate that it is handling the
* transform (including rotation and reflection).
*
* XF86DriverTransformCursorImage: Setting this flag causes the server to
* pass the untransformed cursor image to the driver hook.
*
* XF86DriverTransformCursorPosition: Setting this flag causes the server
* to pass the untransformed cursor position to the driver hook.
*
* Added in ABI version 4, changed to xf86DriverTransforms in ABI version 7
*/
xf86DriverTransforms driverIsPerformingTransform;
/* Added in ABI version 5
*/
PixmapPtr current_scanout;
/* Added in ABI version 6
*/
PixmapPtr current_scanout_back;
};
typedef struct _xf86OutputFuncs {
/**
* Called to allow the output a chance to create properties after the
* RandR objects have been created.
*/
void
(*create_resources) (xf86OutputPtr output);
/**
* Turns the output on/off, or sets intermediate power levels if available.
*
* Unsupported intermediate modes drop to the lower power setting. If the
* mode is DPMSModeOff, the output must be disabled, as the DPLL may be
* disabled afterwards.
*/
void
(*dpms) (xf86OutputPtr output, int mode);
/**
* Saves the output's state for restoration on VT switch.
*/
void
(*save) (xf86OutputPtr output);
/**
* Restore's the output's state at VT switch.
*/
void
(*restore) (xf86OutputPtr output);
/**
* Callback for testing a video mode for a given output.
*
* This function should only check for cases where a mode can't be supported
* on the output specifically, and not represent generic CRTC limitations.
*
* \return MODE_OK if the mode is valid, or another MODE_* otherwise.
*/
int
(*mode_valid) (xf86OutputPtr output, DisplayModePtr pMode);
/**
* Callback to adjust the mode to be set in the CRTC.
*
* This allows an output to adjust the clock or even the entire set of
* timings, which is used for panels with fixed timings or for
* buses with clock limitations.
*/
Bool
(*mode_fixup) (xf86OutputPtr output,
DisplayModePtr mode, DisplayModePtr adjusted_mode);
/**
* Callback for preparing mode changes on an output
*/
void
(*prepare) (xf86OutputPtr output);
/**
* Callback for committing mode changes on an output
*/
void
(*commit) (xf86OutputPtr output);
/**
* Callback for setting up a video mode after fixups have been made.
*
* This is only called while the output is disabled. The dpms callback
* must be all that's necessary for the output, to turn the output on
* after this function is called.
*/
void
(*mode_set) (xf86OutputPtr output,
DisplayModePtr mode, DisplayModePtr adjusted_mode);
/**
* Probe for a connected output, and return detect_status.
*/
xf86OutputStatus(*detect) (xf86OutputPtr output);
/**
* Query the device for the modes it provides.
*
* This function may also update MonInfo, mm_width, and mm_height.
*
* \return singly-linked list of modes or NULL if no modes found.
*/
DisplayModePtr(*get_modes) (xf86OutputPtr output);
#ifdef RANDR_12_INTERFACE
/**
* Callback when an output's property has changed.
*/
Bool
(*set_property) (xf86OutputPtr output,
Atom property, RRPropertyValuePtr value);
#endif
#ifdef RANDR_13_INTERFACE
/**
* Callback to get an updated property value
*/
Bool
(*get_property) (xf86OutputPtr output, Atom property);
#endif
#ifdef RANDR_GET_CRTC_INTERFACE
/**
* Callback to get current CRTC for a given output
*/
xf86CrtcPtr(*get_crtc) (xf86OutputPtr output);
#endif
/**
* Clean up driver-specific bits of the output
*/
void
(*destroy) (xf86OutputPtr output);
} xf86OutputFuncsRec, *xf86OutputFuncsPtr;
#define XF86_OUTPUT_VERSION 3
struct _xf86Output {
/**
* ABI versioning
*/
int version;
/**
* Associated ScrnInfo
*/
ScrnInfoPtr scrn;
/**
* Currently connected crtc (if any)
*
* If this output is not in use, this field will be NULL.
*/
xf86CrtcPtr crtc;
/**
* Possible CRTCs for this output as a mask of crtc indices
*/
CARD32 possible_crtcs;
/**
* Possible outputs to share the same CRTC as a mask of output indices
*/
CARD32 possible_clones;
/**
* Whether this output can support interlaced modes
*/
Bool interlaceAllowed;
/**
* Whether this output can support double scan modes
*/
Bool doubleScanAllowed;
/**
* List of available modes on this output.
*
* This should be the list from get_modes(), plus perhaps additional
* compatible modes added later.
*/
DisplayModePtr probed_modes;
/**
* Options parsed from the related monitor section
*/
OptionInfoPtr options;
/**
* Configured monitor section
*/
XF86ConfMonitorPtr conf_monitor;
/**
* Desired initial position
*/
int initial_x, initial_y;
/**
* Desired initial rotation
*/
Rotation initial_rotation;
/**
* Current connection status
*
* This indicates whether a monitor is known to be connected
* to this output or not, or whether there is no way to tell
*/
xf86OutputStatus status;
/** EDID monitor information */
xf86MonPtr MonInfo;
/** subpixel order */
int subpixel_order;
/** Physical size of the currently attached output device. */
int mm_width, mm_height;
/** Output name */
char *name;
/** output-specific functions */
const xf86OutputFuncsRec *funcs;
/** driver private information */
void *driver_private;
/** Whether to use the old per-screen Monitor config section */
Bool use_screen_monitor;
/** For pre-init, whether the output should be excluded from the
* desktop when there are other viable outputs to use
*/
Bool non_desktop;
#ifdef RANDR_12_INTERFACE
/**
* RandR 1.2 output structure.
*
* When RandR 1.2 is available, this points at the associated
* RandR output structure and is created when this output is created
*/
RROutputPtr randr_output;
#else
void *randr_output;
#endif
/**
* Desired initial panning
* Added in ABI version 2
*/
BoxRec initialTotalArea;
BoxRec initialTrackingArea;
INT16 initialBorder[4];
struct xf86CrtcTileInfo tile_info;
};
typedef struct _xf86ProviderFuncs {
/**
* Called to allow the provider a chance to create properties after the
* RandR objects have been created.
*/
void
(*create_resources) (ScrnInfoPtr scrn);
/**
* Callback when an provider's property has changed.
*/
Bool
(*set_property) (ScrnInfoPtr scrn,
Atom property, RRPropertyValuePtr value);
/**
* Callback to get an updated property value
*/
Bool
(*get_property) (ScrnInfoPtr provider, Atom property);
} xf86ProviderFuncsRec, *xf86ProviderFuncsPtr;
#define XF86_LEASE_VERSION 1
struct _xf86Lease {
/**
* ABI versioning
*/
int version;
/**
* Associated ScrnInfo
*/
ScrnInfoPtr scrn;
/**
* Driver private
*/
void *driver_private;
/**
* RandR lease
*/
RRLeasePtr randr_lease;
/*
* Contents of the lease
*/
/**
* Number of leased CRTCs
*/
int num_crtc;
/**
* Number of leased outputs
*/
int num_output;
/**
* Array of pointers to leased CRTCs
*/
RRCrtcPtr *crtcs;
/**
* Array of pointers to leased outputs
*/
RROutputPtr *outputs;
};
typedef struct _xf86CrtcConfigFuncs {
/**
* Requests that the driver resize the screen.
*
* The driver is responsible for updating scrn->virtualX and scrn->virtualY.
* If the requested size cannot be set, the driver should leave those values
* alone and return FALSE.
*
* A naive driver that cannot reallocate the screen may simply change
* virtual[XY]. A more advanced driver will want to also change the
* devPrivate.ptr and devKind of the screen pixmap, update any offscreen
* pixmaps it may have moved, and change pScrn->displayWidth.
*/
Bool
(*resize) (ScrnInfoPtr scrn, int width, int height);
/**
* Requests that the driver create a lease
*/
int (*create_lease)(RRLeasePtr lease, int *fd);
/**
* Ask the driver to terminate a lease, freeing all
* driver resources
*/
void (*terminate_lease)(RRLeasePtr lease);
} xf86CrtcConfigFuncsRec, *xf86CrtcConfigFuncsPtr;
/*
* The driver calls this when it detects that a lease
* has been terminated
*/
extern _X_EXPORT void
xf86CrtcLeaseTerminated(RRLeasePtr lease);
extern _X_EXPORT void
xf86CrtcLeaseStarted(RRLeasePtr lease);
typedef void (*xf86_crtc_notify_proc_ptr) (ScreenPtr pScreen);
typedef struct _xf86CrtcConfig {
int num_output;
xf86OutputPtr *output;
/**
* compat_output is used whenever we deal
* with legacy code that only understands a single
* output. pScrn->modes will be loaded from this output,
* adjust frame will whack this output, etc.
*/
int compat_output;
int num_crtc;
xf86CrtcPtr *crtc;
int minWidth, minHeight;
int maxWidth, maxHeight;
/* For crtc-based rotation */
DamagePtr rotation_damage;
Bool rotation_damage_registered;
/* DGA */
unsigned int dga_flags;
unsigned long dga_address;
DGAModePtr dga_modes;
int dga_nmode;
int dga_width, dga_height, dga_stride;
DisplayModePtr dga_save_mode;
const xf86CrtcConfigFuncsRec *funcs;
CreateScreenResourcesProcPtr CreateScreenResources;
CloseScreenProcPtr CloseScreen;
/* Cursor information */
xf86CursorInfoPtr cursor_info;
CursorPtr cursor;
CARD8 *cursor_image;
Bool cursor_on;
CARD32 cursor_fg, cursor_bg;
/**
* Options parsed from the related device section
*/
OptionInfoPtr options;
Bool debug_modes;
/* wrap screen BlockHandler for rotation */
ScreenBlockHandlerProcPtr BlockHandler;
/* callback when crtc configuration changes */
xf86_crtc_notify_proc_ptr xf86_crtc_notify;
char *name;
const xf86ProviderFuncsRec *provider_funcs;
#ifdef RANDR_12_INTERFACE
RRProviderPtr randr_provider;
#else
void *randr_provider;
#endif
} xf86CrtcConfigRec, *xf86CrtcConfigPtr;
extern _X_EXPORT int xf86CrtcConfigPrivateIndex;
#define XF86_CRTC_CONFIG_PTR(p) ((xf86CrtcConfigPtr) ((p)->privates[xf86CrtcConfigPrivateIndex].ptr))
static _X_INLINE xf86OutputPtr
xf86CompatOutput(ScrnInfoPtr pScrn)
{
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
if (config->compat_output < 0)
return NULL;
return config->output[config->compat_output];
}
static _X_INLINE xf86CrtcPtr
xf86CompatCrtc(ScrnInfoPtr pScrn)
{
xf86OutputPtr compat_output = xf86CompatOutput(pScrn);
if (!compat_output)
return NULL;
return compat_output->crtc;
}
static _X_INLINE RRCrtcPtr
xf86CompatRRCrtc(ScrnInfoPtr pScrn)
{
xf86CrtcPtr compat_crtc = xf86CompatCrtc(pScrn);
if (!compat_crtc)
return NULL;
return compat_crtc->randr_crtc;
}
/*
* Initialize xf86CrtcConfig structure
*/
extern _X_EXPORT void
xf86CrtcConfigInit(ScrnInfoPtr scrn, const xf86CrtcConfigFuncsRec * funcs);
extern _X_EXPORT void
xf86CrtcSetSizeRange(ScrnInfoPtr scrn,
int minWidth, int minHeight, int maxWidth, int maxHeight);
/*
* Crtc functions
*/
extern _X_EXPORT xf86CrtcPtr
xf86CrtcCreate(ScrnInfoPtr scrn, const xf86CrtcFuncsRec * funcs);
extern _X_EXPORT void
xf86CrtcDestroy(xf86CrtcPtr crtc);
/**
* Sets the given video mode on the given crtc
*/
extern _X_EXPORT Bool
xf86CrtcSetModeTransform(xf86CrtcPtr crtc, DisplayModePtr mode,
Rotation rotation, RRTransformPtr transform, int x,
int y);
extern _X_EXPORT Bool
xf86CrtcSetMode(xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation,
int x, int y);
extern _X_EXPORT void
xf86CrtcSetOrigin(xf86CrtcPtr crtc, int x, int y);
/*
* Assign crtc rotation during mode set
*/
extern _X_EXPORT Bool
xf86CrtcRotate(xf86CrtcPtr crtc);
/*
* Clean up any rotation data, used when a crtc is turned off
* as well as when rotation is disabled.
*/
extern _X_EXPORT void
xf86RotateDestroy(xf86CrtcPtr crtc);
/*
* free shadow memory allocated for all crtcs
*/
extern _X_EXPORT void
xf86RotateFreeShadow(ScrnInfoPtr pScrn);
/*
* Clean up rotation during CloseScreen
*/
extern _X_EXPORT void
xf86RotateCloseScreen(ScreenPtr pScreen);
/**
* Return whether any output is assigned to the crtc
*/
extern _X_EXPORT Bool
xf86CrtcInUse(xf86CrtcPtr crtc);
/*
* Output functions
*/
extern _X_EXPORT xf86OutputPtr
xf86OutputCreate(ScrnInfoPtr scrn,
const xf86OutputFuncsRec * funcs, const char *name);
extern _X_EXPORT void
xf86OutputUseScreenMonitor(xf86OutputPtr output, Bool use_screen_monitor);
extern _X_EXPORT Bool
xf86OutputRename(xf86OutputPtr output, const char *name);
extern _X_EXPORT void
xf86OutputDestroy(xf86OutputPtr output);
extern _X_EXPORT void
xf86ProbeOutputModes(ScrnInfoPtr pScrn, int maxX, int maxY);
extern _X_EXPORT void
xf86SetScrnInfoModes(ScrnInfoPtr pScrn);
#ifdef RANDR_13_INTERFACE
#define ScreenInitRetType int
#else
#define ScreenInitRetType Bool
#endif
extern _X_EXPORT ScreenInitRetType xf86CrtcScreenInit(ScreenPtr pScreen);
extern _X_EXPORT Bool
xf86InitialConfiguration(ScrnInfoPtr pScrn, Bool canGrow);
extern _X_EXPORT void
xf86DPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags);
extern _X_EXPORT Bool
xf86SaveScreen(ScreenPtr pScreen, int mode);
extern _X_EXPORT void
xf86DisableUnusedFunctions(ScrnInfoPtr pScrn);
extern _X_EXPORT DisplayModePtr
xf86OutputFindClosestMode(xf86OutputPtr output, DisplayModePtr desired);
extern _X_EXPORT Bool
xf86SetSingleMode(ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation);
/**
* Set the EDID information for the specified output
*/
extern _X_EXPORT void
xf86OutputSetEDID(xf86OutputPtr output, xf86MonPtr edid_mon);
/**
* Set the TILE information for the specified output
*/
extern _X_EXPORT void
xf86OutputSetTile(xf86OutputPtr output, struct xf86CrtcTileInfo *tile_info);
extern _X_EXPORT Bool
xf86OutputParseKMSTile(const char *tile_data, int tile_length, struct xf86CrtcTileInfo *tile_info);
/**
* Return the list of modes supported by the EDID information
* stored in 'output'
*/
extern _X_EXPORT DisplayModePtr xf86OutputGetEDIDModes(xf86OutputPtr output);
extern _X_EXPORT xf86MonPtr
xf86OutputGetEDID(xf86OutputPtr output, I2CBusPtr pDDCBus);
/**
* Initialize dga for this screen
*/
#ifdef XFreeXDGA
extern _X_EXPORT Bool
xf86DiDGAInit(ScreenPtr pScreen, unsigned long dga_address);
/* this is the real function, used only internally */
_X_INTERNAL Bool
_xf86_di_dga_init_internal(ScreenPtr pScreen);
/**
* Re-initialize dga for this screen (as when the set of modes changes)
*/
extern _X_EXPORT Bool
xf86DiDGAReInit(ScreenPtr pScreen);
#endif
/* This is the real function, used only internally */
_X_INTERNAL Bool
_xf86_di_dga_reinit_internal(ScreenPtr pScreen);
/*
* Set the subpixel order reported for the screen using
* the information from the outputs
*/
extern _X_EXPORT void
xf86CrtcSetScreenSubpixelOrder(ScreenPtr pScreen);
/*
* Get a standard string name for a connector type
*/
extern _X_EXPORT const char *xf86ConnectorGetName(xf86ConnectorType connector);
/*
* Using the desired mode information in each crtc, set
* modes (used in EnterVT functions, or at server startup)
*/
extern _X_EXPORT Bool
xf86SetDesiredModes(ScrnInfoPtr pScrn);
/**
* Initialize the CRTC-based cursor code. CRTC function vectors must
* contain relevant cursor setting functions.
*
* Driver should call this from ScreenInit function
*/
extern _X_EXPORT Bool
xf86_cursors_init(ScreenPtr screen, int max_width, int max_height, int flags);
/**
* Superseeded by xf86CursorResetCursor, which is getting called
* automatically when necessary.
*/
static _X_INLINE _X_DEPRECATED void xf86_reload_cursors(ScreenPtr screen) {}
/**
* Called from EnterVT to turn the cursors back on
*/
extern _X_EXPORT Bool
xf86_show_cursors(ScrnInfoPtr scrn);
/**
* Called by the driver to turn a single crtc's cursor off
*/
extern _X_EXPORT void
xf86_crtc_hide_cursor(xf86CrtcPtr crtc);
/**
* Called by the driver to turn a single crtc's cursor on
*/
extern _X_EXPORT Bool
xf86_crtc_show_cursor(xf86CrtcPtr crtc);
/**
* Called by the driver to turn cursors off
*/
extern _X_EXPORT void
xf86_hide_cursors(ScrnInfoPtr scrn);
/**
* Clean up CRTC-based cursor code. Driver must call this at CloseScreen time.
*/
extern _X_EXPORT void
xf86_cursors_fini(ScreenPtr screen);
#ifdef XV
/*
* For overlay video, compute the relevant CRTC and
* clip video to that.
* wraps xf86XVClipVideoHelper()
*/
extern _X_EXPORT Bool
xf86_crtc_clip_video_helper(ScrnInfoPtr pScrn,
xf86CrtcPtr * crtc_ret,
xf86CrtcPtr desired_crtc,
BoxPtr dst,
INT32 *xa,
INT32 *xb,
INT32 *ya,
INT32 *yb,
RegionPtr reg, INT32 width, INT32 height);
#endif
extern _X_EXPORT xf86_crtc_notify_proc_ptr
xf86_wrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr new);
extern _X_EXPORT void
xf86_unwrap_crtc_notify(ScreenPtr pScreen, xf86_crtc_notify_proc_ptr old);
extern _X_EXPORT void
xf86_crtc_notify(ScreenPtr pScreen);
/**
* Gamma
*/
extern _X_EXPORT Bool
xf86_crtc_supports_gamma(ScrnInfoPtr pScrn);
extern _X_EXPORT void
xf86ProviderSetup(ScrnInfoPtr scrn,
const xf86ProviderFuncsRec * funcs, const char *name);
extern _X_EXPORT void
xf86DetachAllCrtc(ScrnInfoPtr scrn);
#endif /* _XF86CRTC_H_ */