1157 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			1157 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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 * Copyright © 2006 Keith Packard
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 * Copyright © 2011 Aaron Plattner
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 *
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 * Permission to use, copy, modify, distribute, and sell this software and its
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 * documentation for any purpose is hereby granted without fee, provided that
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 * the above copyright notice appear in all copies and that both that copyright
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 * notice and this permission notice appear in supporting documentation, and
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 * that the name of the copyright holders not be used in advertising or
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 * publicity pertaining to distribution of the software without specific,
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 * written prior permission.  The copyright holders make no representations
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 * about the suitability of this software for any purpose.  It is provided "as
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 * is" without express or implied warranty.
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 *
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 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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 * OF THIS SOFTWARE.
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 */
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#ifndef _XF86CRTC_H_
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#define _XF86CRTC_H_
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#include <edid.h>
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#include "randrstr.h"
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#include "xf86Modes.h"
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#include "xf86Cursor.h"
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#include "xf86i2c.h"
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#include "damage.h"
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#include "picturestr.h"
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/* Compat definitions for older X Servers. */
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#ifndef M_T_PREFERRED
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#define M_T_PREFERRED	0x08
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#endif
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#ifndef M_T_DRIVER
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#define M_T_DRIVER	0x40
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#endif
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#ifndef M_T_USERPREF
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#define M_T_USERPREF	0x80
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#endif
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#ifndef HARDWARE_CURSOR_ARGB
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#define HARDWARE_CURSOR_ARGB				0x00004000
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#endif
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typedef struct _xf86Crtc xf86CrtcRec, *xf86CrtcPtr;
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typedef struct _xf86Output xf86OutputRec, *xf86OutputPtr;
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typedef struct _xf86Lease xf86LeaseRec, *xf86LeasePtr;
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/* define a standard for connector types */
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typedef enum _xf86ConnectorType {
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    XF86ConnectorNone,
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    XF86ConnectorVGA,
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    XF86ConnectorDVI_I,
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    XF86ConnectorDVI_D,
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    XF86ConnectorDVI_A,
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    XF86ConnectorComposite,
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    XF86ConnectorSvideo,
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    XF86ConnectorComponent,
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    XF86ConnectorLFP,
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    XF86ConnectorProprietary,
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    XF86ConnectorHDMI,
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    XF86ConnectorDisplayPort,
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} xf86ConnectorType;
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typedef enum _xf86OutputStatus {
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    XF86OutputStatusConnected,
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    XF86OutputStatusDisconnected,
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    XF86OutputStatusUnknown
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} xf86OutputStatus;
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typedef enum _xf86DriverTransforms {
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    XF86DriverTransformNone = 0,
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    XF86DriverTransformOutput = 1 << 0,
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    XF86DriverTransformCursorImage = 1 << 1,
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    XF86DriverTransformCursorPosition = 1 << 2,
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} xf86DriverTransforms;
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struct xf86CrtcTileInfo {
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    uint32_t group_id;
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    uint32_t flags;
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    uint32_t num_h_tile;
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    uint32_t num_v_tile;
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    uint32_t tile_h_loc;
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    uint32_t tile_v_loc;
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    uint32_t tile_h_size;
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    uint32_t tile_v_size;
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};
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typedef struct _xf86CrtcFuncs {
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   /**
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    * Turns the crtc on/off, or sets intermediate power levels if available.
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    *
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    * Unsupported intermediate modes drop to the lower power setting.  If the
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    * mode is DPMSModeOff, the crtc must be disabled sufficiently for it to
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    * be safe to call mode_set.
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    */
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    void
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     (*dpms) (xf86CrtcPtr crtc, int mode);
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   /**
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    * Saves the crtc's state for restoration on VT switch.
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    */
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    void
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     (*save) (xf86CrtcPtr crtc);
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   /**
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    * Restore's the crtc's state at VT switch.
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    */
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    void
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     (*restore) (xf86CrtcPtr crtc);
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    /**
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     * Lock CRTC prior to mode setting, mostly for DRI.
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     * Returns whether unlock is needed
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     */
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    Bool
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     (*lock) (xf86CrtcPtr crtc);
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    /**
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     * Unlock CRTC after mode setting, mostly for DRI
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     */
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    void
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     (*unlock) (xf86CrtcPtr crtc);
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    /**
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     * Callback to adjust the mode to be set in the CRTC.
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     *
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     * This allows a CRTC to adjust the clock or even the entire set of
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     * timings, which is used for panels with fixed timings or for
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     * buses with clock limitations.
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     */
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    Bool
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     (*mode_fixup) (xf86CrtcPtr crtc,
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                    DisplayModePtr mode, DisplayModePtr adjusted_mode);
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    /**
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     * Prepare CRTC for an upcoming mode set.
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     */
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    void
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     (*prepare) (xf86CrtcPtr crtc);
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    /**
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     * Callback for setting up a video mode after fixups have been made.
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     */
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    void
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     (*mode_set) (xf86CrtcPtr crtc,
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                  DisplayModePtr mode,
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                  DisplayModePtr adjusted_mode, int x, int y);
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    /**
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     * Commit mode changes to a CRTC
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     */
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    void
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     (*commit) (xf86CrtcPtr crtc);
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    /* Set the color ramps for the CRTC to the given values. */
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    void
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     (*gamma_set) (xf86CrtcPtr crtc, CARD16 *red, CARD16 *green, CARD16 *blue,
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                   int size);
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    /**
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     * Allocate the shadow area, delay the pixmap creation until needed
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     */
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    void *(*shadow_allocate) (xf86CrtcPtr crtc, int width, int height);
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    /**
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     * Create shadow pixmap for rotation support
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     */
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    PixmapPtr
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     (*shadow_create) (xf86CrtcPtr crtc, void *data, int width, int height);
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    /**
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     * Destroy shadow pixmap
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     */
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    void
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     (*shadow_destroy) (xf86CrtcPtr crtc, PixmapPtr pPixmap, void *data);
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    /**
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     * Set cursor colors
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     */
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    void
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     (*set_cursor_colors) (xf86CrtcPtr crtc, int bg, int fg);
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    /**
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     * Set cursor position
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     */
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    void
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     (*set_cursor_position) (xf86CrtcPtr crtc, int x, int y);
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    /**
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     * Show cursor
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     */
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    void
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     (*show_cursor) (xf86CrtcPtr crtc);
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    Bool
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     (*show_cursor_check) (xf86CrtcPtr crtc);
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    /**
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     * Hide cursor
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     */
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    void
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     (*hide_cursor) (xf86CrtcPtr crtc);
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    /**
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     * Load monochrome image
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     */
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    void
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     (*load_cursor_image) (xf86CrtcPtr crtc, CARD8 *image);
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    Bool
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     (*load_cursor_image_check) (xf86CrtcPtr crtc, CARD8 *image);
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    /**
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     * Load ARGB image
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     */
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    void
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     (*load_cursor_argb) (xf86CrtcPtr crtc, CARD32 *image);
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    Bool
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     (*load_cursor_argb_check) (xf86CrtcPtr crtc, CARD32 *image);
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    /**
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     * Clean up driver-specific bits of the crtc
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     */
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    void
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     (*destroy) (xf86CrtcPtr crtc);
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    /**
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     * Less fine-grained mode setting entry point for kernel modesetting
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     */
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    Bool
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     (*set_mode_major) (xf86CrtcPtr crtc, DisplayModePtr mode,
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                        Rotation rotation, int x, int y);
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    /**
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     * Callback for panning. Doesn't change the mode.
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     * Added in ABI version 2
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     */
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    void
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     (*set_origin) (xf86CrtcPtr crtc, int x, int y);
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    /**
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     */
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    Bool
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    (*set_scanout_pixmap)(xf86CrtcPtr crtc, PixmapPtr pixmap);
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} xf86CrtcFuncsRec, *xf86CrtcFuncsPtr;
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#define XF86_CRTC_VERSION 8
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struct _xf86Crtc {
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    /**
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     * ABI versioning
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     */
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    int version;
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    /**
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     * Associated ScrnInfo
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     */
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    ScrnInfoPtr scrn;
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    /**
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     * Desired state of this CRTC
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     *
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     * Set when this CRTC should be driving one or more outputs
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     */
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    Bool enabled;
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    /**
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     * Active mode
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     *
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     * This reflects the mode as set in the CRTC currently
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     * It will be cleared when the VT is not active or
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     * during server startup
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     */
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    DisplayModeRec mode;
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    Rotation rotation;
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    PixmapPtr rotatedPixmap;
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    void *rotatedData;
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    /**
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     * Position on screen
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     *
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     * Locates this CRTC within the frame buffer
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     */
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    int x, y;
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    /**
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     * Desired mode
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     *
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     * This is set to the requested mode, independent of
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     * whether the VT is active. In particular, it receives
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     * the startup configured mode and saves the active mode
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     * on VT switch.
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     */
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    DisplayModeRec desiredMode;
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    Rotation desiredRotation;
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    int desiredX, desiredY;
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    /** crtc-specific functions */
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    const xf86CrtcFuncsRec *funcs;
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    /**
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     * Driver private
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     *
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     * Holds driver-private information
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     */
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    void *driver_private;
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#ifdef RANDR_12_INTERFACE
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    /**
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     * RandR crtc
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     *
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     * When RandR 1.2 is available, this
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     * points at the associated crtc object
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     */
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    RRCrtcPtr randr_crtc;
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#else
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    void *randr_crtc;
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#endif
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    /**
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     * Current cursor is ARGB
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     */
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    Bool cursor_argb;
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    /**
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     * Track whether cursor is within CRTC range
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     */
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    Bool cursor_in_range;
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    /**
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     * Track state of cursor associated with this CRTC
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     */
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    Bool cursor_shown;
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    /**
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     * Current transformation matrix
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     */
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    PictTransform crtc_to_framebuffer;
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    /* framebuffer_to_crtc was removed in ABI 2 */
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    struct pixman_f_transform f_crtc_to_framebuffer;      /* ABI 2 */
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    struct pixman_f_transform f_framebuffer_to_crtc;      /* ABI 2 */
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    PictFilterPtr filter;       /* ABI 2 */
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    xFixed *params;             /* ABI 2 */
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    int nparams;                /* ABI 2 */
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    int filter_width;           /* ABI 2 */
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    int filter_height;          /* ABI 2 */
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    Bool transform_in_use;
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    RRTransformRec transform;   /* ABI 2 */
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    Bool transformPresent;      /* ABI 2 */
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    RRTransformRec desiredTransform;    /* ABI 2 */
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    Bool desiredTransformPresent;       /* ABI 2 */
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    /**
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     * Bounding box in screen space
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     */
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    BoxRec bounds;
 | 
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    /**
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     * Panning:
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     * TotalArea: total panning area, larger than CRTC's size
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     * TrackingArea: Area of the pointer for which the CRTC is panned
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     * border: Borders of the displayed CRTC area which induces panning if the pointer reaches them
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     * Added in ABI version 2
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     */
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    BoxRec panningTotalArea;
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    BoxRec panningTrackingArea;
 | 
						|
    INT16 panningBorder[4];
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 | 
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    /**
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     * Current gamma, especially useful after initial config.
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     * Added in ABI version 3
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     */
 | 
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    CARD16 *gamma_red;
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    CARD16 *gamma_green;
 | 
						|
    CARD16 *gamma_blue;
 | 
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    int gamma_size;
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 | 
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    /**
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     * Actual state of this CRTC
 | 
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     *
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     * Set to TRUE after modesetting, set to FALSE if no outputs are connected
 | 
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     * Added in ABI version 3
 | 
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     */
 | 
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    Bool active;
 | 
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    /**
 | 
						|
     * Clear the shadow
 | 
						|
     */
 | 
						|
    Bool shadowClear;
 | 
						|
 | 
						|
    /**
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						|
     * Indicates that the driver is handling some or all transforms:
 | 
						|
     *
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     * XF86DriverTransformOutput: The driver handles the output transform, so
 | 
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     * the shadow surface should be disabled.  The driver writes this field
 | 
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     * before calling xf86CrtcRotate to indicate that it is handling the
 | 
						|
     * transform (including rotation and reflection).
 | 
						|
     *
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						|
     * XF86DriverTransformCursorImage: Setting this flag causes the server to
 | 
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     * 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;
 | 
						|
 | 
						|
    if (xf86CrtcConfigPrivateIndex == -1)
 | 
						|
        return NULL;
 | 
						|
    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);
 | 
						|
 | 
						|
extern _X_EXPORT void
 | 
						|
 xf86RotateCrtcRedisplay(xf86CrtcPtr crtc, PixmapPtr dst_pixmap,
 | 
						|
                         DrawableRec *src_drawable, RegionPtr region,
 | 
						|
                         Bool transform_src);
 | 
						|
 | 
						|
/*
 | 
						|
 * 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 void
 | 
						|
xf86AssignNoOutputInitialSize(ScrnInfoPtr scrn, const OptionInfoRec *options,
 | 
						|
                              int *no_output_width, int *no_output_height);
 | 
						|
 | 
						|
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);
 | 
						|
 | 
						|
/**
 | 
						|
 * Superseded 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);
 | 
						|
 | 
						|
Bool xf86OutputForceEnabled(xf86OutputPtr output);
 | 
						|
#endif                          /* _XF86CRTC_H_ */
 |