076d070e18
DRI uses a non-screen block/wakeup handler which will be executed after the screen block handler finishes. To ensure that the rotation block handler is executed under the DRI lock, dynamically wrap the screen block handler for rotation.
758 lines
18 KiB
C
758 lines
18 KiB
C
/*
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* Copyright © 2006 Keith Packard
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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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#if XF86_MODES_RENAME
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#include "xf86Rename.h"
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#endif
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#include "xf86Modes.h"
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#include "xf86Cursor.h"
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#include "damage.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 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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/* 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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} 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 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,
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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,
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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,
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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 *
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(*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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/**
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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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/**
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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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/**
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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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} xf86CrtcFuncsRec, *xf86CrtcFuncsPtr;
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struct _xf86Crtc {
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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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* Active state of this CRTC
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*
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* Set when this CRTC is 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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typedef struct _xf86OutputFuncs {
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/**
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* Called to allow the output a chance to create properties after the
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* RandR objects have been created.
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*/
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void
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(*create_resources)(xf86OutputPtr output);
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/**
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* Turns the output 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 output must be disabled, as the DPLL may be
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* disabled afterwards.
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*/
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void
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(*dpms)(xf86OutputPtr output,
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int mode);
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/**
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* Saves the output's state for restoration on VT switch.
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*/
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void
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(*save)(xf86OutputPtr output);
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/**
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* Restore's the output's state at VT switch.
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*/
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void
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(*restore)(xf86OutputPtr output);
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/**
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* Callback for testing a video mode for a given output.
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*
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* This function should only check for cases where a mode can't be supported
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* on the output specifically, and not represent generic CRTC limitations.
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*
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* \return MODE_OK if the mode is valid, or another MODE_* otherwise.
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*/
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int
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(*mode_valid)(xf86OutputPtr output,
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DisplayModePtr pMode);
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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 an output 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)(xf86OutputPtr output,
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DisplayModePtr mode,
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DisplayModePtr adjusted_mode);
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/**
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* Callback for preparing mode changes on an output
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*/
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void
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(*prepare)(xf86OutputPtr output);
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/**
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* Callback for committing mode changes on an output
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*/
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void
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(*commit)(xf86OutputPtr output);
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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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* This is only called while the output is disabled. The dpms callback
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* must be all that's necessary for the output, to turn the output on
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* after this function is called.
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*/
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void
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(*mode_set)(xf86OutputPtr output,
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DisplayModePtr mode,
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DisplayModePtr adjusted_mode);
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/**
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* Probe for a connected output, and return detect_status.
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*/
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xf86OutputStatus
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(*detect)(xf86OutputPtr output);
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/**
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* Query the device for the modes it provides.
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*
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* This function may also update MonInfo, mm_width, and mm_height.
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*
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* \return singly-linked list of modes or NULL if no modes found.
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*/
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DisplayModePtr
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(*get_modes)(xf86OutputPtr output);
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#ifdef RANDR_12_INTERFACE
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/**
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* Callback when an output's property has changed.
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*/
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Bool
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(*set_property)(xf86OutputPtr output,
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Atom property,
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RRPropertyValuePtr value);
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#endif
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/**
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* Clean up driver-specific bits of the output
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*/
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void
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(*destroy) (xf86OutputPtr output);
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} xf86OutputFuncsRec, *xf86OutputFuncsPtr;
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struct _xf86Output {
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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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* Currently connected crtc (if any)
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*
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* If this output is not in use, this field will be NULL.
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*/
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xf86CrtcPtr crtc;
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/**
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* Possible CRTCs for this output as a mask of crtc indices
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*/
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CARD32 possible_crtcs;
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/**
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* Possible outputs to share the same CRTC as a mask of output indices
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*/
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CARD32 possible_clones;
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/**
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* Whether this output can support interlaced modes
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*/
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Bool interlaceAllowed;
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/**
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* Whether this output can support double scan modes
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*/
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Bool doubleScanAllowed;
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/**
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* List of available modes on this output.
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*
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* This should be the list from get_modes(), plus perhaps additional
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* compatible modes added later.
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*/
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DisplayModePtr probed_modes;
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/**
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* Options parsed from the related monitor section
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*/
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OptionInfoPtr options;
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/**
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* Configured monitor section
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*/
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XF86ConfMonitorPtr conf_monitor;
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/**
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* Desired initial position
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*/
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int initial_x, initial_y;
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/**
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* Desired initial rotation
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*/
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Rotation initial_rotation;
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/**
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* Current connection status
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*
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* This indicates whether a monitor is known to be connected
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* to this output or not, or whether there is no way to tell
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*/
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xf86OutputStatus status;
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/** EDID monitor information */
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xf86MonPtr MonInfo;
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/** subpixel order */
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int subpixel_order;
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/** Physical size of the currently attached output device. */
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int mm_width, mm_height;
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/** Output name */
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char *name;
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/** output-specific functions */
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const xf86OutputFuncsRec *funcs;
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/** driver private information */
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void *driver_private;
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/** Whether to use the old per-screen Monitor config section */
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Bool use_screen_monitor;
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#ifdef RANDR_12_INTERFACE
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/**
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* RandR 1.2 output structure.
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*
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* When RandR 1.2 is available, this points at the associated
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* RandR output structure and is created when this output is created
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*/
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RROutputPtr randr_output;
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#else
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void *randr_output;
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#endif
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};
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typedef struct _xf86CrtcConfigFuncs {
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/**
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* Requests that the driver resize the screen.
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*
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* The driver is responsible for updating scrn->virtualX and scrn->virtualY.
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* If the requested size cannot be set, the driver should leave those values
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* alone and return FALSE.
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*
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* A naive driver that cannot reallocate the screen may simply change
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* virtual[XY]. A more advanced driver will want to also change the
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* devPrivate.ptr and devKind of the screen pixmap, update any offscreen
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* pixmaps it may have moved, and change pScrn->displayWidth.
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*/
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Bool
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(*resize)(ScrnInfoPtr scrn,
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int width,
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int height);
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} xf86CrtcConfigFuncsRec, *xf86CrtcConfigFuncsPtr;
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typedef struct _xf86CrtcConfig {
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int num_output;
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xf86OutputPtr *output;
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/**
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* compat_output is used whenever we deal
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* with legacy code that only understands a single
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* output. pScrn->modes will be loaded from this output,
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* adjust frame will whack this output, etc.
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*/
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int compat_output;
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int num_crtc;
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xf86CrtcPtr *crtc;
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int minWidth, minHeight;
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int maxWidth, maxHeight;
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/* For crtc-based rotation */
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DamagePtr rotation_damage;
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Bool rotation_damage_registered;
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/* DGA */
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unsigned int dga_flags;
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unsigned long dga_address;
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DGAModePtr dga_modes;
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int dga_nmode;
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int dga_width, dga_height, dga_stride;
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DisplayModePtr dga_save_mode;
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const xf86CrtcConfigFuncsRec *funcs;
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CreateScreenResourcesProcPtr CreateScreenResources;
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CloseScreenProcPtr CloseScreen;
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/* Cursor information */
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xf86CursorInfoPtr cursor_info;
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CursorPtr cursor;
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CARD8 *cursor_image;
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Bool cursor_on;
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CARD32 cursor_fg, cursor_bg;
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/**
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* Options parsed from the related device section
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*/
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OptionInfoPtr options;
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Bool debug_modes;
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/* wrap screen BlockHandler for rotation */
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ScreenBlockHandlerProcPtr BlockHandler;
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} xf86CrtcConfigRec, *xf86CrtcConfigPtr;
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extern int xf86CrtcConfigPrivateIndex;
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#define XF86_CRTC_CONFIG_PTR(p) ((xf86CrtcConfigPtr) ((p)->privates[xf86CrtcConfigPrivateIndex].ptr))
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/*
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* Initialize xf86CrtcConfig structure
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*/
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void
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xf86CrtcConfigInit (ScrnInfoPtr scrn,
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const xf86CrtcConfigFuncsRec *funcs);
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void
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xf86CrtcSetSizeRange (ScrnInfoPtr scrn,
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int minWidth, int minHeight,
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int maxWidth, int maxHeight);
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/*
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* Crtc functions
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*/
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xf86CrtcPtr
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xf86CrtcCreate (ScrnInfoPtr scrn,
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const xf86CrtcFuncsRec *funcs);
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void
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xf86CrtcDestroy (xf86CrtcPtr crtc);
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/**
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* Sets the given video mode on the given crtc
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*/
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Bool
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xf86CrtcSetMode (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation,
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int x, int y);
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/*
|
|
* Assign crtc rotation during mode set
|
|
*/
|
|
Bool
|
|
xf86CrtcRotate (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotation);
|
|
|
|
/*
|
|
* Clean up rotation during CloseScreen
|
|
*/
|
|
void
|
|
xf86RotateCloseScreen (ScreenPtr pScreen);
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|
|
|
/**
|
|
* Return whether any output is assigned to the crtc
|
|
*/
|
|
Bool
|
|
xf86CrtcInUse (xf86CrtcPtr crtc);
|
|
|
|
/*
|
|
* Output functions
|
|
*/
|
|
xf86OutputPtr
|
|
xf86OutputCreate (ScrnInfoPtr scrn,
|
|
const xf86OutputFuncsRec *funcs,
|
|
const char *name);
|
|
|
|
void
|
|
xf86OutputUseScreenMonitor (xf86OutputPtr output, Bool use_screen_monitor);
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|
|
|
Bool
|
|
xf86OutputRename (xf86OutputPtr output, const char *name);
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|
|
|
void
|
|
xf86OutputDestroy (xf86OutputPtr output);
|
|
|
|
void
|
|
xf86ProbeOutputModes (ScrnInfoPtr pScrn, int maxX, int maxY);
|
|
|
|
void
|
|
xf86SetScrnInfoModes (ScrnInfoPtr pScrn);
|
|
|
|
Bool
|
|
xf86CrtcScreenInit (ScreenPtr pScreen);
|
|
|
|
Bool
|
|
xf86InitialConfiguration (ScrnInfoPtr pScrn, Bool canGrow);
|
|
|
|
void
|
|
xf86DPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags);
|
|
|
|
Bool
|
|
xf86SaveScreen(ScreenPtr pScreen, int mode);
|
|
|
|
void
|
|
xf86DisableUnusedFunctions(ScrnInfoPtr pScrn);
|
|
|
|
DisplayModePtr
|
|
xf86OutputFindClosestMode (xf86OutputPtr output, DisplayModePtr desired);
|
|
|
|
Bool
|
|
xf86SetSingleMode (ScrnInfoPtr pScrn, DisplayModePtr desired, Rotation rotation);
|
|
|
|
/**
|
|
* Set the EDID information for the specified output
|
|
*/
|
|
void
|
|
xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon);
|
|
|
|
/**
|
|
* Return the list of modes supported by the EDID information
|
|
* stored in 'output'
|
|
*/
|
|
DisplayModePtr
|
|
xf86OutputGetEDIDModes (xf86OutputPtr output);
|
|
|
|
xf86MonPtr
|
|
xf86OutputGetEDID (xf86OutputPtr output, I2CBusPtr pDDCBus);
|
|
|
|
/**
|
|
* Initialize dga for this screen
|
|
*/
|
|
|
|
Bool
|
|
xf86DiDGAInit (ScreenPtr pScreen, unsigned long dga_address);
|
|
|
|
/**
|
|
* Re-initialize dga for this screen (as when the set of modes changes)
|
|
*/
|
|
|
|
Bool
|
|
xf86DiDGAReInit (ScreenPtr pScreen);
|
|
|
|
/*
|
|
* Set the subpixel order reported for the screen using
|
|
* the information from the outputs
|
|
*/
|
|
|
|
void
|
|
xf86CrtcSetScreenSubpixelOrder (ScreenPtr pScreen);
|
|
|
|
/*
|
|
* Get a standard string name for a connector type
|
|
*/
|
|
char *
|
|
xf86ConnectorGetName(xf86ConnectorType connector);
|
|
|
|
/*
|
|
* Using the desired mode information in each crtc, set
|
|
* modes (used in EnterVT functions, or at server startup)
|
|
*/
|
|
|
|
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
|
|
*/
|
|
Bool
|
|
xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags);
|
|
|
|
/**
|
|
* Called when anything on the screen is reconfigured.
|
|
*
|
|
* Reloads cursor images as needed, then adjusts cursor positions.
|
|
*
|
|
* Driver should call this from crtc commit function.
|
|
*/
|
|
void
|
|
xf86_reload_cursors (ScreenPtr screen);
|
|
|
|
/**
|
|
* Called from EnterVT to turn the cursors back on
|
|
*/
|
|
void
|
|
xf86_show_cursors (ScrnInfoPtr scrn);
|
|
|
|
/**
|
|
* Called by the driver to turn cursors off
|
|
*/
|
|
void
|
|
xf86_hide_cursors (ScrnInfoPtr scrn);
|
|
|
|
/**
|
|
* Clean up CRTC-based cursor code. Driver must call this at CloseScreen time.
|
|
*/
|
|
void
|
|
xf86_cursors_fini (ScreenPtr screen);
|
|
|
|
#endif /* _XF86CRTC_H_ */
|