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-rw-r--r--xorg-server/exa/exa.h1686
-rw-r--r--xorg-server/exa/exa_classic.c532
-rw-r--r--xorg-server/exa/exa_driver.c452
-rw-r--r--xorg-server/exa/exa_migration_mixed.c522
-rw-r--r--xorg-server/exa/exa_mixed.c580
-rw-r--r--xorg-server/exa/exa_priv.h1450
6 files changed, 2611 insertions, 2611 deletions
diff --git a/xorg-server/exa/exa.h b/xorg-server/exa/exa.h
index 6de63008e..3109607d8 100644
--- a/xorg-server/exa/exa.h
+++ b/xorg-server/exa/exa.h
@@ -1,843 +1,843 @@
-/*
- *
- * Copyright (C) 2000 Keith Packard
- * 2004 Eric Anholt
- * 2005 Zack Rusin
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of copyright holders not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Copyright holders make no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- */
-
-/** @file
- * This is the header containing the public API of EXA for exa drivers.
- */
-
-#ifndef EXA_H
-#define EXA_H
-
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "gcstruct.h"
-#include "picturestr.h"
-#include "fb.h"
-
-#define EXA_VERSION_MAJOR 2
-#define EXA_VERSION_MINOR 5
-#define EXA_VERSION_RELEASE 0
-
-typedef struct _ExaOffscreenArea ExaOffscreenArea;
-
-typedef void (*ExaOffscreenSaveProc) (ScreenPtr pScreen, ExaOffscreenArea *area);
-
-typedef enum _ExaOffscreenState {
- ExaOffscreenAvail,
- ExaOffscreenRemovable,
- ExaOffscreenLocked
-} ExaOffscreenState;
-
-struct _ExaOffscreenArea {
- int base_offset; /* allocation base */
- int offset; /* aligned offset */
- int size; /* total allocation size */
- unsigned last_use;
- pointer privData;
-
- ExaOffscreenSaveProc save;
-
- ExaOffscreenState state;
-
- ExaOffscreenArea *next;
-
- unsigned eviction_cost;
-
- ExaOffscreenArea *prev; /* Double-linked list for defragmentation */
- int align; /* required alignment */
-};
-
-/**
- * The ExaDriver structure is allocated through exaDriverAlloc(), and then
- * fllled in by drivers.
- */
-typedef struct _ExaDriver {
- /**
- * exa_major and exa_minor should be set by the driver to the version of
- * EXA which the driver was compiled for (or configures itself at runtime
- * to support). This allows EXA to extend the structure for new features
- * without breaking ABI for drivers compiled against older versions.
- */
- int exa_major, exa_minor;
-
- /**
- * memoryBase is the address of the beginning of framebuffer memory.
- * The visible screen should be within memoryBase to memoryBase +
- * memorySize.
- */
- CARD8 *memoryBase;
-
- /**
- * offScreenBase is the offset from memoryBase of the beginning of the area
- * to be managed by EXA's linear offscreen memory manager.
- *
- * In XFree86 DDX drivers, this is probably:
- * (pScrn->displayWidth * cpp * pScrn->virtualY)
- */
- unsigned long offScreenBase;
-
- /**
- * memorySize is the length (in bytes) of framebuffer memory beginning
- * from memoryBase.
- *
- * The offscreen memory manager will manage the area beginning at
- * (memoryBase + offScreenBase), with a length of (memorySize -
- * offScreenBase)
- *
- * In XFree86 DDX drivers, this is probably (pScrn->videoRam * 1024)
- */
- unsigned long memorySize;
-
- /**
- * pixmapOffsetAlign is the byte alignment necessary for pixmap offsets
- * within framebuffer.
- *
- * Hardware typically has a required alignment of offsets, which may or may
- * not be a power of two. EXA will ensure that pixmaps managed by the
- * offscreen memory manager meet this alignment requirement.
- */
- int pixmapOffsetAlign;
-
- /**
- * pixmapPitchAlign is the byte alignment necessary for pixmap pitches
- * within the framebuffer.
- *
- * Hardware typically has a required alignment of pitches for acceleration.
- * For 3D hardware, Composite acceleration often requires that source and
- * mask pixmaps (textures) have a power-of-two pitch, which can be demanded
- * using EXA_OFFSCREEN_ALIGN_POT. These pitch requirements only apply to
- * pixmaps managed by the offscreen memory manager. Thus, it is up to the
- * driver to ensure that the visible screen has an appropriate pitch for
- * acceleration.
- */
- int pixmapPitchAlign;
-
- /**
- * The flags field is bitfield of boolean values controlling EXA's behavior.
- *
- * The flags in clude EXA_OFFSCREEN_PIXMAPS, EXA_OFFSCREEN_ALIGN_POT, and
- * EXA_TWO_BITBLT_DIRECTIONS.
- */
- int flags;
-
- /** @{ */
- /**
- * maxX controls the X coordinate limitation for rendering from the card.
- * The driver should never receive a request for rendering beyond maxX
- * in the X direction from the origin of a pixmap.
- */
- int maxX;
-
- /**
- * maxY controls the Y coordinate limitation for rendering from the card.
- * The driver should never receive a request for rendering beyond maxY
- * in the Y direction from the origin of a pixmap.
- */
- int maxY;
- /** @} */
-
- /* private */
- ExaOffscreenArea *offScreenAreas;
- Bool needsSync;
- int lastMarker;
-
- /** @name Solid
- * @{
- */
- /**
- * PrepareSolid() sets up the driver for doing a solid fill.
- * @param pPixmap Destination pixmap
- * @param alu raster operation
- * @param planemask write mask for the fill
- * @param fg "foreground" color for the fill
- *
- * This call should set up the driver for doing a series of solid fills
- * through the Solid() call. The alu raster op is one of the GX*
- * graphics functions listed in X.h, and typically maps to a similar
- * single-byte "ROP" setting in all hardware. The planemask controls
- * which bits of the destination should be affected, and will only represent
- * the bits up to the depth of pPixmap. The fg is the pixel value of the
- * foreground color referred to in ROP descriptions.
- *
- * Note that many drivers will need to store some of the data in the driver
- * private record, for sending to the hardware with each drawing command.
- *
- * The PrepareSolid() call is required of all drivers, but it may fail for any
- * reason. Failure results in a fallback to software rendering.
- */
- Bool (*PrepareSolid) (PixmapPtr pPixmap,
- int alu,
- Pixel planemask,
- Pixel fg);
-
- /**
- * Solid() performs a solid fill set up in the last PrepareSolid() call.
- *
- * @param pPixmap destination pixmap
- * @param x1 left coordinate
- * @param y1 top coordinate
- * @param x2 right coordinate
- * @param y2 bottom coordinate
- *
- * Performs the fill set up by the last PrepareSolid() call, covering the
- * area from (x1,y1) to (x2,y2) in pPixmap. Note that the coordinates are
- * in the coordinate space of the destination pixmap, so the driver will
- * need to set up the hardware's offset and pitch for the destination
- * coordinates according to the pixmap's offset and pitch within
- * framebuffer. This likely means using exaGetPixmapOffset() and
- * exaGetPixmapPitch().
- *
- * This call is required if PrepareSolid() ever succeeds.
- */
- void (*Solid) (PixmapPtr pPixmap, int x1, int y1, int x2, int y2);
-
- /**
- * DoneSolid() finishes a set of solid fills.
- *
- * @param pPixmap destination pixmap.
- *
- * The DoneSolid() call is called at the end of a series of consecutive
- * Solid() calls following a successful PrepareSolid(). This allows drivers
- * to finish up emitting drawing commands that were buffered, or clean up
- * state from PrepareSolid().
- *
- * This call is required if PrepareSolid() ever succeeds.
- */
- void (*DoneSolid) (PixmapPtr pPixmap);
- /** @} */
-
- /** @name Copy
- * @{
- */
- /**
- * PrepareCopy() sets up the driver for doing a copy within video
- * memory.
- *
- * @param pSrcPixmap source pixmap
- * @param pDstPixmap destination pixmap
- * @param dx X copy direction
- * @param dy Y copy direction
- * @param alu raster operation
- * @param planemask write mask for the fill
- *
- * This call should set up the driver for doing a series of copies from the
- * the pSrcPixmap to the pDstPixmap. The dx flag will be positive if the
- * hardware should do the copy from the left to the right, and dy will be
- * positive if the copy should be done from the top to the bottom. This
- * is to deal with self-overlapping copies when pSrcPixmap == pDstPixmap.
- * If your hardware can only support blits that are (left to right, top to
- * bottom) or (right to left, bottom to top), then you should set
- * #EXA_TWO_BITBLT_DIRECTIONS, and EXA will break down Copy operations to
- * ones that meet those requirements. The alu raster op is one of the GX*
- * graphics functions listed in X.h, and typically maps to a similar
- * single-byte "ROP" setting in all hardware. The planemask controls which
- * bits of the destination should be affected, and will only represent the
- * bits up to the depth of pPixmap.
- *
- * Note that many drivers will need to store some of the data in the driver
- * private record, for sending to the hardware with each drawing command.
- *
- * The PrepareCopy() call is required of all drivers, but it may fail for any
- * reason. Failure results in a fallback to software rendering.
- */
- Bool (*PrepareCopy) (PixmapPtr pSrcPixmap,
- PixmapPtr pDstPixmap,
- int dx,
- int dy,
- int alu,
- Pixel planemask);
-
- /**
- * Copy() performs a copy set up in the last PrepareCopy call.
- *
- * @param pDstPixmap destination pixmap
- * @param srcX source X coordinate
- * @param srcY source Y coordinate
- * @param dstX destination X coordinate
- * @param dstY destination Y coordinate
- * @param width width of the rectangle to be copied
- * @param height height of the rectangle to be copied.
- *
- * Performs the copy set up by the last PrepareCopy() call, copying the
- * rectangle from (srcX, srcY) to (srcX + width, srcY + width) in the source
- * pixmap to the same-sized rectangle at (dstX, dstY) in the destination
- * pixmap. Those rectangles may overlap in memory, if
- * pSrcPixmap == pDstPixmap. Note that this call does not receive the
- * pSrcPixmap as an argument -- if it's needed in this function, it should
- * be stored in the driver private during PrepareCopy(). As with Solid(),
- * the coordinates are in the coordinate space of each pixmap, so the driver
- * will need to set up source and destination pitches and offsets from those
- * pixmaps, probably using exaGetPixmapOffset() and exaGetPixmapPitch().
- *
- * This call is required if PrepareCopy ever succeeds.
- */
- void (*Copy) (PixmapPtr pDstPixmap,
- int srcX,
- int srcY,
- int dstX,
- int dstY,
- int width,
- int height);
-
- /**
- * DoneCopy() finishes a set of copies.
- *
- * @param pPixmap destination pixmap.
- *
- * The DoneCopy() call is called at the end of a series of consecutive
- * Copy() calls following a successful PrepareCopy(). This allows drivers
- * to finish up emitting drawing commands that were buffered, or clean up
- * state from PrepareCopy().
- *
- * This call is required if PrepareCopy() ever succeeds.
- */
- void (*DoneCopy) (PixmapPtr pDstPixmap);
- /** @} */
-
- /** @name Composite
- * @{
- */
- /**
- * CheckComposite() checks to see if a composite operation could be
- * accelerated.
- *
- * @param op Render operation
- * @param pSrcPicture source Picture
- * @param pMaskPicture mask picture
- * @param pDstPicture destination Picture
- *
- * The CheckComposite() call checks if the driver could handle acceleration
- * of op with the given source, mask, and destination pictures. This allows
- * drivers to check source and destination formats, supported operations,
- * transformations, and component alpha state, and send operations it can't
- * support to software rendering early on. This avoids costly pixmap
- * migration to the wrong places when the driver can't accelerate
- * operations. Note that because migration hasn't happened, the driver
- * can't know during CheckComposite() what the offsets and pitches of the
- * pixmaps are going to be.
- *
- * See PrepareComposite() for more details on likely issues that drivers
- * will have in accelerating Composite operations.
- *
- * The CheckComposite() call is recommended if PrepareComposite() is
- * implemented, but is not required.
- */
- Bool (*CheckComposite) (int op,
- PicturePtr pSrcPicture,
- PicturePtr pMaskPicture,
- PicturePtr pDstPicture);
-
- /**
- * PrepareComposite() sets up the driver for doing a Composite operation
- * described in the Render extension protocol spec.
- *
- * @param op Render operation
- * @param pSrcPicture source Picture
- * @param pMaskPicture mask picture
- * @param pDstPicture destination Picture
- * @param pSrc source pixmap
- * @param pMask mask pixmap
- * @param pDst destination pixmap
- *
- * This call should set up the driver for doing a series of Composite
- * operations, as described in the Render protocol spec, with the given
- * pSrcPicture, pMaskPicture, and pDstPicture. The pSrc, pMask, and
- * pDst are the pixmaps containing the pixel data, and should be used for
- * setting the offset and pitch used for the coordinate spaces for each of
- * the Pictures.
- *
- * Notes on interpreting Picture structures:
- * - The Picture structures will always have a valid pDrawable.
- * - The Picture structures will never have alphaMap set.
- * - The mask Picture (and therefore pMask) may be NULL, in which case the
- * operation is simply src OP dst instead of src IN mask OP dst, and
- * mask coordinates should be ignored.
- * - pMarkPicture may have componentAlpha set, which greatly changes
- * the behavior of the Composite operation. componentAlpha has no effect
- * when set on pSrcPicture or pDstPicture.
- * - The source and mask Pictures may have a transformation set
- * (Picture->transform != NULL), which means that the source coordinates
- * should be transformed by that transformation, resulting in scaling,
- * rotation, etc. The PictureTransformPoint() call can transform
- * coordinates for you. Transforms have no effect on Pictures when used
- * as a destination.
- * - The source and mask pictures may have a filter set. PictFilterNearest
- * and PictFilterBilinear are defined in the Render protocol, but others
- * may be encountered, and must be handled correctly (usually by
- * PrepareComposite failing, and falling back to software). Filters have
- * no effect on Pictures when used as a destination.
- * - The source and mask Pictures may have repeating set, which must be
- * respected. Many chipsets will be unable to support repeating on
- * pixmaps that have a width or height that is not a power of two.
- *
- * If your hardware can't support source pictures (textures) with
- * non-power-of-two pitches, you should set #EXA_OFFSCREEN_ALIGN_POT.
- *
- * Note that many drivers will need to store some of the data in the driver
- * private record, for sending to the hardware with each drawing command.
- *
- * The PrepareComposite() call is not required. However, it is highly
- * recommended for performance of antialiased font rendering and performance
- * of cairo applications. Failure results in a fallback to software
- * rendering.
- */
- Bool (*PrepareComposite) (int op,
- PicturePtr pSrcPicture,
- PicturePtr pMaskPicture,
- PicturePtr pDstPicture,
- PixmapPtr pSrc,
- PixmapPtr pMask,
- PixmapPtr pDst);
-
- /**
- * Composite() performs a Composite operation set up in the last
- * PrepareComposite() call.
- *
- * @param pDstPixmap destination pixmap
- * @param srcX source X coordinate
- * @param srcY source Y coordinate
- * @param maskX source X coordinate
- * @param maskY source Y coordinate
- * @param dstX destination X coordinate
- * @param dstY destination Y coordinate
- * @param width destination rectangle width
- * @param height destination rectangle height
- *
- * Performs the Composite operation set up by the last PrepareComposite()
- * call, to the rectangle from (dstX, dstY) to (dstX + width, dstY + height)
- * in the destination Pixmap. Note that if a transformation was set on
- * the source or mask Pictures, the source rectangles may not be the same
- * size as the destination rectangles and filtering. Getting the coordinate
- * transformation right at the subpixel level can be tricky, and rendercheck
- * can test this for you.
- *
- * This call is required if PrepareComposite() ever succeeds.
- */
- void (*Composite) (PixmapPtr pDst,
- int srcX,
- int srcY,
- int maskX,
- int maskY,
- int dstX,
- int dstY,
- int width,
- int height);
-
- /**
- * DoneComposite() finishes a set of Composite operations.
- *
- * @param pPixmap destination pixmap.
- *
- * The DoneComposite() call is called at the end of a series of consecutive
- * Composite() calls following a successful PrepareComposite(). This allows
- * drivers to finish up emitting drawing commands that were buffered, or
- * clean up state from PrepareComposite().
- *
- * This call is required if PrepareComposite() ever succeeds.
- */
- void (*DoneComposite) (PixmapPtr pDst);
- /** @} */
-
- /**
- * UploadToScreen() loads a rectangle of data from src into pDst.
- *
- * @param pDst destination pixmap
- * @param x destination X coordinate.
- * @param y destination Y coordinate
- * @param width width of the rectangle to be copied
- * @param height height of the rectangle to be copied
- * @param src pointer to the beginning of the source data
- * @param src_pitch pitch (in bytes) of the lines of source data.
- *
- * UploadToScreen() copies data in system memory beginning at src (with
- * pitch src_pitch) into the destination pixmap from (x, y) to
- * (x + width, y + height). This is typically done with hostdata uploads,
- * where the CPU sets up a blit command on the hardware with instructions
- * that the blit data will be fed through some sort of aperture on the card.
- *
- * If UploadToScreen() is performed asynchronously, it is up to the driver
- * to call exaMarkSync(). This is in contrast to most other acceleration
- * calls in EXA.
- *
- * UploadToScreen() can aid in pixmap migration, but is most important for
- * the performance of exaGlyphs() (antialiased font drawing) by allowing
- * pipelining of data uploads, avoiding a sync of the card after each glyph.
- *
- * @return TRUE if the driver successfully uploaded the data. FALSE
- * indicates that EXA should fall back to doing the upload in software.
- *
- * UploadToScreen() is not required, but is recommended if Composite
- * acceleration is supported.
- */
- Bool (*UploadToScreen) (PixmapPtr pDst,
- int x,
- int y,
- int w,
- int h,
- char *src,
- int src_pitch);
-
- /**
- * UploadToScratch() is no longer used and will be removed next time the EXA
- * major version needs to be bumped.
- */
- Bool (*UploadToScratch) (PixmapPtr pSrc,
- PixmapPtr pDst);
-
- /**
- * DownloadFromScreen() loads a rectangle of data from pSrc into dst
- *
- * @param pSrc source pixmap
- * @param x source X coordinate.
- * @param y source Y coordinate
- * @param width width of the rectangle to be copied
- * @param height height of the rectangle to be copied
- * @param dst pointer to the beginning of the destination data
- * @param dst_pitch pitch (in bytes) of the lines of destination data.
- *
- * DownloadFromScreen() copies data from offscreen memory in pSrc from
- * (x, y) to (x + width, y + height), to system memory starting at
- * dst (with pitch dst_pitch). This would usually be done
- * using scatter-gather DMA, supported by a DRM call, or by blitting to AGP
- * and then synchronously reading from AGP. Because the implementation
- * might be synchronous, EXA leaves it up to the driver to call
- * exaMarkSync() if DownloadFromScreen() was asynchronous. This is in
- * contrast to most other acceleration calls in EXA.
- *
- * DownloadFromScreen() can aid in the largest bottleneck in pixmap
- * migration, which is the read from framebuffer when evicting pixmaps from
- * framebuffer memory. Thus, it is highly recommended, even though
- * implementations are typically complicated.
- *
- * @return TRUE if the driver successfully downloaded the data. FALSE
- * indicates that EXA should fall back to doing the download in software.
- *
- * DownloadFromScreen() is not required, but is highly recommended.
- */
- Bool (*DownloadFromScreen)(PixmapPtr pSrc,
- int x, int y,
- int w, int h,
- char *dst, int dst_pitch);
-
- /**
- * MarkSync() requests that the driver mark a synchronization point,
- * returning an driver-defined integer marker which could be requested for
- * synchronization to later in WaitMarker(). This might be used in the
- * future to avoid waiting for full hardware stalls before accessing pixmap
- * data with the CPU, but is not important in the current incarnation of
- * EXA.
- *
- * Note that drivers should call exaMarkSync() when they have done some
- * acceleration, rather than their own MarkSync() handler, as otherwise EXA
- * will be unaware of the driver's acceleration and not sync to it during
- * fallbacks.
- *
- * MarkSync() is optional.
- */
- int (*MarkSync) (ScreenPtr pScreen);
-
- /**
- * WaitMarker() waits for all rendering before the given marker to have
- * completed. If the driver does not implement MarkSync(), marker is
- * meaningless, and all rendering by the hardware should be completed before
- * WaitMarker() returns.
- *
- * Note that drivers should call exaWaitSync() to wait for all acceleration
- * to finish, as otherwise EXA will be unaware of the driver having
- * synchronized, resulting in excessive WaitMarker() calls.
- *
- * WaitMarker() is required of all drivers.
- */
- void (*WaitMarker) (ScreenPtr pScreen, int marker);
-
- /** @{ */
- /**
- * PrepareAccess() is called before CPU access to an offscreen pixmap.
- *
- * @param pPix the pixmap being accessed
- * @param index the index of the pixmap being accessed.
- *
- * PrepareAccess() will be called before CPU access to an offscreen pixmap.
- * This can be used to set up hardware surfaces for byteswapping or
- * untiling, or to adjust the pixmap's devPrivate.ptr for the purpose of
- * making CPU access use a different aperture.
- *
- * The index is one of #EXA_PREPARE_DEST, #EXA_PREPARE_SRC,
- * #EXA_PREPARE_MASK, #EXA_PREPARE_AUX_DEST, #EXA_PREPARE_AUX_SRC, or
- * #EXA_PREPARE_AUX_MASK. Since only up to #EXA_NUM_PREPARE_INDICES pixmaps
- * will have PrepareAccess() called on them per operation, drivers can have
- * a small, statically-allocated space to maintain state for PrepareAccess()
- * and FinishAccess() in. Note that PrepareAccess() is only called once per
- * pixmap and operation, regardless of whether the pixmap is used as a
- * destination and/or source, and the index may not reflect the usage.
- *
- * PrepareAccess() may fail. An example might be the case of hardware that
- * can set up 1 or 2 surfaces for CPU access, but not 3. If PrepareAccess()
- * fails, EXA will migrate the pixmap to system memory.
- * DownloadFromScreen() must be implemented and must not fail if a driver
- * wishes to fail in PrepareAccess(). PrepareAccess() must not fail when
- * pPix is the visible screen, because the visible screen can not be
- * migrated.
- *
- * @return TRUE if PrepareAccess() successfully prepared the pixmap for CPU
- * drawing.
- * @return FALSE if PrepareAccess() is unsuccessful and EXA should use
- * DownloadFromScreen() to migate the pixmap out.
- */
- Bool (*PrepareAccess)(PixmapPtr pPix, int index);
-
- /**
- * FinishAccess() is called after CPU access to an offscreen pixmap.
- *
- * @param pPix the pixmap being accessed
- * @param index the index of the pixmap being accessed.
- *
- * FinishAccess() will be called after finishing CPU access of an offscreen
- * pixmap set up by PrepareAccess(). Note that the FinishAccess() will not be
- * called if PrepareAccess() failed and the pixmap was migrated out.
- */
- void (*FinishAccess)(PixmapPtr pPix, int index);
-
- /**
- * PixmapIsOffscreen() is an optional driver replacement to
- * exaPixmapHasGpuCopy(). Set to NULL if you want the standard behaviour
- * of exaPixmapHasGpuCopy().
- *
- * @param pPix the pixmap
- * @return TRUE if the given drawable is in framebuffer memory.
- *
- * exaPixmapHasGpuCopy() is used to determine if a pixmap is in offscreen
- * memory, meaning that acceleration could probably be done to it, and that it
- * will need to be wrapped by PrepareAccess()/FinishAccess() when accessing it
- * with the CPU.
- *
- *
- */
- Bool (*PixmapIsOffscreen)(PixmapPtr pPix);
-
- /** @name PrepareAccess() and FinishAccess() indices
- * @{
- */
- /**
- * EXA_PREPARE_DEST is the index for a pixmap that may be drawn to or
- * read from.
- */
- #define EXA_PREPARE_DEST 0
- /**
- * EXA_PREPARE_SRC is the index for a pixmap that may be read from
- */
- #define EXA_PREPARE_SRC 1
- /**
- * EXA_PREPARE_SRC is the index for a second pixmap that may be read
- * from.
- */
- #define EXA_PREPARE_MASK 2
- /**
- * EXA_PREPARE_AUX* are additional indices for other purposes, e.g.
- * separate alpha maps with Composite operations.
- */
- #define EXA_PREPARE_AUX_DEST 3
- #define EXA_PREPARE_AUX_SRC 4
- #define EXA_PREPARE_AUX_MASK 5
- #define EXA_NUM_PREPARE_INDICES 6
- /** @} */
-
- /**
- * maxPitchPixels controls the pitch limitation for rendering from
- * the card.
- * The driver should never receive a request for rendering a pixmap
- * that has a pitch (in pixels) beyond maxPitchPixels.
- *
- * Setting this field is optional -- if your hardware doesn't have
- * a pitch limitation in pixels, don't set this. If neither this value
- * nor maxPitchBytes is set, then maxPitchPixels is set to maxX.
- * If set, it must not be smaller than maxX.
- *
- * @sa maxPitchBytes
- */
- int maxPitchPixels;
-
- /**
- * maxPitchBytes controls the pitch limitation for rendering from
- * the card.
- * The driver should never receive a request for rendering a pixmap
- * that has a pitch (in bytes) beyond maxPitchBytes.
- *
- * Setting this field is optional -- if your hardware doesn't have
- * a pitch limitation in bytes, don't set this.
- * If set, it must not be smaller than maxX * 4.
- * There's no default value for maxPitchBytes.
- *
- * @sa maxPitchPixels
- */
- int maxPitchBytes;
-
- /* Hooks to allow driver to its own pixmap memory management */
- void *(*CreatePixmap)(ScreenPtr pScreen, int size, int align);
- void (*DestroyPixmap)(ScreenPtr pScreen, void *driverPriv);
- /**
- * Returning a pixmap with non-NULL devPrivate.ptr implies a pixmap which is
- * not offscreen, which will never be accelerated and Prepare/FinishAccess won't
- * be called.
- */
- Bool (*ModifyPixmapHeader)(PixmapPtr pPixmap, int width, int height,
- int depth, int bitsPerPixel, int devKind,
- pointer pPixData);
-
- /* hooks for drivers with tiling support:
- * driver MUST fill out new_fb_pitch with valid pitch of pixmap
- */
- void *(*CreatePixmap2)(ScreenPtr pScreen, int width, int height,
- int depth, int class, int bitsPerPixel,
- int *new_fb_pitch);
- /** @} */
-} ExaDriverRec, *ExaDriverPtr;
-
-/** @name EXA driver flags
- * @{
- */
-/**
- * EXA_OFFSCREEN_PIXMAPS indicates to EXA that the driver can support
- * offscreen pixmaps.
- */
-#define EXA_OFFSCREEN_PIXMAPS (1 << 0)
-
-/**
- * EXA_OFFSCREEN_ALIGN_POT indicates to EXA that the driver needs pixmaps
- * to have a power-of-two pitch.
- */
-#define EXA_OFFSCREEN_ALIGN_POT (1 << 1)
-
-/**
- * EXA_TWO_BITBLT_DIRECTIONS indicates to EXA that the driver can only
- * support copies that are (left-to-right, top-to-bottom) or
- * (right-to-left, bottom-to-top).
- */
-#define EXA_TWO_BITBLT_DIRECTIONS (1 << 2)
-
-/**
- * EXA_HANDLES_PIXMAPS indicates to EXA that the driver can handle
- * all pixmap addressing and migration.
- */
-#define EXA_HANDLES_PIXMAPS (1 << 3)
-
-/**
- * EXA_SUPPORTS_PREPARE_AUX indicates to EXA that the driver can handle the
- * EXA_PREPARE_AUX* indices in the Prepare/FinishAccess hooks. If there are no
- * such hooks, this flag has no effect.
- */
-#define EXA_SUPPORTS_PREPARE_AUX (1 << 4)
-
-/**
- * EXA_SUPPORTS_OFFSCREEN_OVERLAPS indicates to EXA that the driver Copy hooks
- * can handle the source and destination occupying overlapping offscreen memory
- * areas. This allows the offscreen memory defragmentation code to defragment
- * areas where the defragmented position overlaps the fragmented position.
- *
- * Typically this is supported by traditional 2D engines but not by 3D engines.
- */
-#define EXA_SUPPORTS_OFFSCREEN_OVERLAPS (1 << 5)
-
-/**
- * EXA_MIXED_PIXMAPS will hide unacceleratable pixmaps from drivers and manage the
- * problem known software fallbacks like trapezoids. This only migrates pixmaps one way
- * into a driver pixmap and then pins it.
- */
-#define EXA_MIXED_PIXMAPS (1 << 6)
-
-/** @} */
-
-/* in exa.c */
-extern _X_EXPORT ExaDriverPtr
-exaDriverAlloc(void);
-
-extern _X_EXPORT Bool
-exaDriverInit(ScreenPtr pScreen,
- ExaDriverPtr pScreenInfo);
-
-extern _X_EXPORT void
-exaDriverFini(ScreenPtr pScreen);
-
-extern _X_EXPORT void
-exaMarkSync(ScreenPtr pScreen);
-extern _X_EXPORT void
-exaWaitSync(ScreenPtr pScreen);
-
-extern _X_EXPORT unsigned long
-exaGetPixmapOffset(PixmapPtr pPix);
-
-extern _X_EXPORT unsigned long
-exaGetPixmapPitch(PixmapPtr pPix);
-
-extern _X_EXPORT unsigned long
-exaGetPixmapSize(PixmapPtr pPix);
-
-extern _X_EXPORT void *
-exaGetPixmapDriverPrivate(PixmapPtr p);
-
-
-/* in exa_offscreen.c */
-extern _X_EXPORT ExaOffscreenArea *
-exaOffscreenAlloc(ScreenPtr pScreen, int size, int align,
- Bool locked,
- ExaOffscreenSaveProc save,
- pointer privData);
-
-extern _X_EXPORT ExaOffscreenArea *
-exaOffscreenFree(ScreenPtr pScreen, ExaOffscreenArea *area);
-
-extern _X_EXPORT void
-ExaOffscreenMarkUsed (PixmapPtr pPixmap);
-
-extern _X_EXPORT void
-exaEnableDisableFBAccess (int index, Bool enable);
-
-extern _X_EXPORT Bool
-exaDrawableIsOffscreen (DrawablePtr pDrawable);
-
-/* in exa.c */
-extern _X_EXPORT void
-exaMoveInPixmap (PixmapPtr pPixmap);
-
-extern _X_EXPORT void
-exaMoveOutPixmap (PixmapPtr pPixmap);
-
-
-/* in exa_unaccel.c */
-extern _X_EXPORT CARD32
-exaGetPixmapFirstPixel (PixmapPtr pPixmap);
-
-
-/**
- * Returns TRUE if the given planemask covers all the significant bits in the
- * pixel values for pDrawable.
- */
-#define EXA_PM_IS_SOLID(_pDrawable, _pm) \
- (((_pm) & FbFullMask((_pDrawable)->depth)) == \
- FbFullMask((_pDrawable)->depth))
-
-#endif /* EXA_H */
+/*
+ *
+ * Copyright (C) 2000 Keith Packard
+ * 2004 Eric Anholt
+ * 2005 Zack Rusin
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Copyright holders make no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+/** @file
+ * This is the header containing the public API of EXA for exa drivers.
+ */
+
+#ifndef EXA_H
+#define EXA_H
+
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "gcstruct.h"
+#include "picturestr.h"
+#include "fb.h"
+
+#define EXA_VERSION_MAJOR 2
+#define EXA_VERSION_MINOR 5
+#define EXA_VERSION_RELEASE 0
+
+typedef struct _ExaOffscreenArea ExaOffscreenArea;
+
+typedef void (*ExaOffscreenSaveProc) (ScreenPtr pScreen, ExaOffscreenArea *area);
+
+typedef enum _ExaOffscreenState {
+ ExaOffscreenAvail,
+ ExaOffscreenRemovable,
+ ExaOffscreenLocked
+} ExaOffscreenState;
+
+struct _ExaOffscreenArea {
+ int base_offset; /* allocation base */
+ int offset; /* aligned offset */
+ int size; /* total allocation size */
+ unsigned last_use;
+ pointer privData;
+
+ ExaOffscreenSaveProc save;
+
+ ExaOffscreenState state;
+
+ ExaOffscreenArea *next;
+
+ unsigned eviction_cost;
+
+ ExaOffscreenArea *prev; /* Double-linked list for defragmentation */
+ int align; /* required alignment */
+};
+
+/**
+ * The ExaDriver structure is allocated through exaDriverAlloc(), and then
+ * fllled in by drivers.
+ */
+typedef struct _ExaDriver {
+ /**
+ * exa_major and exa_minor should be set by the driver to the version of
+ * EXA which the driver was compiled for (or configures itself at runtime
+ * to support). This allows EXA to extend the structure for new features
+ * without breaking ABI for drivers compiled against older versions.
+ */
+ int exa_major, exa_minor;
+
+ /**
+ * memoryBase is the address of the beginning of framebuffer memory.
+ * The visible screen should be within memoryBase to memoryBase +
+ * memorySize.
+ */
+ CARD8 *memoryBase;
+
+ /**
+ * offScreenBase is the offset from memoryBase of the beginning of the area
+ * to be managed by EXA's linear offscreen memory manager.
+ *
+ * In XFree86 DDX drivers, this is probably:
+ * (pScrn->displayWidth * cpp * pScrn->virtualY)
+ */
+ unsigned long offScreenBase;
+
+ /**
+ * memorySize is the length (in bytes) of framebuffer memory beginning
+ * from memoryBase.
+ *
+ * The offscreen memory manager will manage the area beginning at
+ * (memoryBase + offScreenBase), with a length of (memorySize -
+ * offScreenBase)
+ *
+ * In XFree86 DDX drivers, this is probably (pScrn->videoRam * 1024)
+ */
+ unsigned long memorySize;
+
+ /**
+ * pixmapOffsetAlign is the byte alignment necessary for pixmap offsets
+ * within framebuffer.
+ *
+ * Hardware typically has a required alignment of offsets, which may or may
+ * not be a power of two. EXA will ensure that pixmaps managed by the
+ * offscreen memory manager meet this alignment requirement.
+ */
+ int pixmapOffsetAlign;
+
+ /**
+ * pixmapPitchAlign is the byte alignment necessary for pixmap pitches
+ * within the framebuffer.
+ *
+ * Hardware typically has a required alignment of pitches for acceleration.
+ * For 3D hardware, Composite acceleration often requires that source and
+ * mask pixmaps (textures) have a power-of-two pitch, which can be demanded
+ * using EXA_OFFSCREEN_ALIGN_POT. These pitch requirements only apply to
+ * pixmaps managed by the offscreen memory manager. Thus, it is up to the
+ * driver to ensure that the visible screen has an appropriate pitch for
+ * acceleration.
+ */
+ int pixmapPitchAlign;
+
+ /**
+ * The flags field is bitfield of boolean values controlling EXA's behavior.
+ *
+ * The flags in clude EXA_OFFSCREEN_PIXMAPS, EXA_OFFSCREEN_ALIGN_POT, and
+ * EXA_TWO_BITBLT_DIRECTIONS.
+ */
+ int flags;
+
+ /** @{ */
+ /**
+ * maxX controls the X coordinate limitation for rendering from the card.
+ * The driver should never receive a request for rendering beyond maxX
+ * in the X direction from the origin of a pixmap.
+ */
+ int maxX;
+
+ /**
+ * maxY controls the Y coordinate limitation for rendering from the card.
+ * The driver should never receive a request for rendering beyond maxY
+ * in the Y direction from the origin of a pixmap.
+ */
+ int maxY;
+ /** @} */
+
+ /* private */
+ ExaOffscreenArea *offScreenAreas;
+ Bool needsSync;
+ int lastMarker;
+
+ /** @name Solid
+ * @{
+ */
+ /**
+ * PrepareSolid() sets up the driver for doing a solid fill.
+ * @param pPixmap Destination pixmap
+ * @param alu raster operation
+ * @param planemask write mask for the fill
+ * @param fg "foreground" color for the fill
+ *
+ * This call should set up the driver for doing a series of solid fills
+ * through the Solid() call. The alu raster op is one of the GX*
+ * graphics functions listed in X.h, and typically maps to a similar
+ * single-byte "ROP" setting in all hardware. The planemask controls
+ * which bits of the destination should be affected, and will only represent
+ * the bits up to the depth of pPixmap. The fg is the pixel value of the
+ * foreground color referred to in ROP descriptions.
+ *
+ * Note that many drivers will need to store some of the data in the driver
+ * private record, for sending to the hardware with each drawing command.
+ *
+ * The PrepareSolid() call is required of all drivers, but it may fail for any
+ * reason. Failure results in a fallback to software rendering.
+ */
+ Bool (*PrepareSolid) (PixmapPtr pPixmap,
+ int alu,
+ Pixel planemask,
+ Pixel fg);
+
+ /**
+ * Solid() performs a solid fill set up in the last PrepareSolid() call.
+ *
+ * @param pPixmap destination pixmap
+ * @param x1 left coordinate
+ * @param y1 top coordinate
+ * @param x2 right coordinate
+ * @param y2 bottom coordinate
+ *
+ * Performs the fill set up by the last PrepareSolid() call, covering the
+ * area from (x1,y1) to (x2,y2) in pPixmap. Note that the coordinates are
+ * in the coordinate space of the destination pixmap, so the driver will
+ * need to set up the hardware's offset and pitch for the destination
+ * coordinates according to the pixmap's offset and pitch within
+ * framebuffer. This likely means using exaGetPixmapOffset() and
+ * exaGetPixmapPitch().
+ *
+ * This call is required if PrepareSolid() ever succeeds.
+ */
+ void (*Solid) (PixmapPtr pPixmap, int x1, int y1, int x2, int y2);
+
+ /**
+ * DoneSolid() finishes a set of solid fills.
+ *
+ * @param pPixmap destination pixmap.
+ *
+ * The DoneSolid() call is called at the end of a series of consecutive
+ * Solid() calls following a successful PrepareSolid(). This allows drivers
+ * to finish up emitting drawing commands that were buffered, or clean up
+ * state from PrepareSolid().
+ *
+ * This call is required if PrepareSolid() ever succeeds.
+ */
+ void (*DoneSolid) (PixmapPtr pPixmap);
+ /** @} */
+
+ /** @name Copy
+ * @{
+ */
+ /**
+ * PrepareCopy() sets up the driver for doing a copy within video
+ * memory.
+ *
+ * @param pSrcPixmap source pixmap
+ * @param pDstPixmap destination pixmap
+ * @param dx X copy direction
+ * @param dy Y copy direction
+ * @param alu raster operation
+ * @param planemask write mask for the fill
+ *
+ * This call should set up the driver for doing a series of copies from the
+ * the pSrcPixmap to the pDstPixmap. The dx flag will be positive if the
+ * hardware should do the copy from the left to the right, and dy will be
+ * positive if the copy should be done from the top to the bottom. This
+ * is to deal with self-overlapping copies when pSrcPixmap == pDstPixmap.
+ * If your hardware can only support blits that are (left to right, top to
+ * bottom) or (right to left, bottom to top), then you should set
+ * #EXA_TWO_BITBLT_DIRECTIONS, and EXA will break down Copy operations to
+ * ones that meet those requirements. The alu raster op is one of the GX*
+ * graphics functions listed in X.h, and typically maps to a similar
+ * single-byte "ROP" setting in all hardware. The planemask controls which
+ * bits of the destination should be affected, and will only represent the
+ * bits up to the depth of pPixmap.
+ *
+ * Note that many drivers will need to store some of the data in the driver
+ * private record, for sending to the hardware with each drawing command.
+ *
+ * The PrepareCopy() call is required of all drivers, but it may fail for any
+ * reason. Failure results in a fallback to software rendering.
+ */
+ Bool (*PrepareCopy) (PixmapPtr pSrcPixmap,
+ PixmapPtr pDstPixmap,
+ int dx,
+ int dy,
+ int alu,
+ Pixel planemask);
+
+ /**
+ * Copy() performs a copy set up in the last PrepareCopy call.
+ *
+ * @param pDstPixmap destination pixmap
+ * @param srcX source X coordinate
+ * @param srcY source Y coordinate
+ * @param dstX destination X coordinate
+ * @param dstY destination Y coordinate
+ * @param width width of the rectangle to be copied
+ * @param height height of the rectangle to be copied.
+ *
+ * Performs the copy set up by the last PrepareCopy() call, copying the
+ * rectangle from (srcX, srcY) to (srcX + width, srcY + width) in the source
+ * pixmap to the same-sized rectangle at (dstX, dstY) in the destination
+ * pixmap. Those rectangles may overlap in memory, if
+ * pSrcPixmap == pDstPixmap. Note that this call does not receive the
+ * pSrcPixmap as an argument -- if it's needed in this function, it should
+ * be stored in the driver private during PrepareCopy(). As with Solid(),
+ * the coordinates are in the coordinate space of each pixmap, so the driver
+ * will need to set up source and destination pitches and offsets from those
+ * pixmaps, probably using exaGetPixmapOffset() and exaGetPixmapPitch().
+ *
+ * This call is required if PrepareCopy ever succeeds.
+ */
+ void (*Copy) (PixmapPtr pDstPixmap,
+ int srcX,
+ int srcY,
+ int dstX,
+ int dstY,
+ int width,
+ int height);
+
+ /**
+ * DoneCopy() finishes a set of copies.
+ *
+ * @param pPixmap destination pixmap.
+ *
+ * The DoneCopy() call is called at the end of a series of consecutive
+ * Copy() calls following a successful PrepareCopy(). This allows drivers
+ * to finish up emitting drawing commands that were buffered, or clean up
+ * state from PrepareCopy().
+ *
+ * This call is required if PrepareCopy() ever succeeds.
+ */
+ void (*DoneCopy) (PixmapPtr pDstPixmap);
+ /** @} */
+
+ /** @name Composite
+ * @{
+ */
+ /**
+ * CheckComposite() checks to see if a composite operation could be
+ * accelerated.
+ *
+ * @param op Render operation
+ * @param pSrcPicture source Picture
+ * @param pMaskPicture mask picture
+ * @param pDstPicture destination Picture
+ *
+ * The CheckComposite() call checks if the driver could handle acceleration
+ * of op with the given source, mask, and destination pictures. This allows
+ * drivers to check source and destination formats, supported operations,
+ * transformations, and component alpha state, and send operations it can't
+ * support to software rendering early on. This avoids costly pixmap
+ * migration to the wrong places when the driver can't accelerate
+ * operations. Note that because migration hasn't happened, the driver
+ * can't know during CheckComposite() what the offsets and pitches of the
+ * pixmaps are going to be.
+ *
+ * See PrepareComposite() for more details on likely issues that drivers
+ * will have in accelerating Composite operations.
+ *
+ * The CheckComposite() call is recommended if PrepareComposite() is
+ * implemented, but is not required.
+ */
+ Bool (*CheckComposite) (int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture);
+
+ /**
+ * PrepareComposite() sets up the driver for doing a Composite operation
+ * described in the Render extension protocol spec.
+ *
+ * @param op Render operation
+ * @param pSrcPicture source Picture
+ * @param pMaskPicture mask picture
+ * @param pDstPicture destination Picture
+ * @param pSrc source pixmap
+ * @param pMask mask pixmap
+ * @param pDst destination pixmap
+ *
+ * This call should set up the driver for doing a series of Composite
+ * operations, as described in the Render protocol spec, with the given
+ * pSrcPicture, pMaskPicture, and pDstPicture. The pSrc, pMask, and
+ * pDst are the pixmaps containing the pixel data, and should be used for
+ * setting the offset and pitch used for the coordinate spaces for each of
+ * the Pictures.
+ *
+ * Notes on interpreting Picture structures:
+ * - The Picture structures will always have a valid pDrawable.
+ * - The Picture structures will never have alphaMap set.
+ * - The mask Picture (and therefore pMask) may be NULL, in which case the
+ * operation is simply src OP dst instead of src IN mask OP dst, and
+ * mask coordinates should be ignored.
+ * - pMarkPicture may have componentAlpha set, which greatly changes
+ * the behavior of the Composite operation. componentAlpha has no effect
+ * when set on pSrcPicture or pDstPicture.
+ * - The source and mask Pictures may have a transformation set
+ * (Picture->transform != NULL), which means that the source coordinates
+ * should be transformed by that transformation, resulting in scaling,
+ * rotation, etc. The PictureTransformPoint() call can transform
+ * coordinates for you. Transforms have no effect on Pictures when used
+ * as a destination.
+ * - The source and mask pictures may have a filter set. PictFilterNearest
+ * and PictFilterBilinear are defined in the Render protocol, but others
+ * may be encountered, and must be handled correctly (usually by
+ * PrepareComposite failing, and falling back to software). Filters have
+ * no effect on Pictures when used as a destination.
+ * - The source and mask Pictures may have repeating set, which must be
+ * respected. Many chipsets will be unable to support repeating on
+ * pixmaps that have a width or height that is not a power of two.
+ *
+ * If your hardware can't support source pictures (textures) with
+ * non-power-of-two pitches, you should set #EXA_OFFSCREEN_ALIGN_POT.
+ *
+ * Note that many drivers will need to store some of the data in the driver
+ * private record, for sending to the hardware with each drawing command.
+ *
+ * The PrepareComposite() call is not required. However, it is highly
+ * recommended for performance of antialiased font rendering and performance
+ * of cairo applications. Failure results in a fallback to software
+ * rendering.
+ */
+ Bool (*PrepareComposite) (int op,
+ PicturePtr pSrcPicture,
+ PicturePtr pMaskPicture,
+ PicturePtr pDstPicture,
+ PixmapPtr pSrc,
+ PixmapPtr pMask,
+ PixmapPtr pDst);
+
+ /**
+ * Composite() performs a Composite operation set up in the last
+ * PrepareComposite() call.
+ *
+ * @param pDstPixmap destination pixmap
+ * @param srcX source X coordinate
+ * @param srcY source Y coordinate
+ * @param maskX source X coordinate
+ * @param maskY source Y coordinate
+ * @param dstX destination X coordinate
+ * @param dstY destination Y coordinate
+ * @param width destination rectangle width
+ * @param height destination rectangle height
+ *
+ * Performs the Composite operation set up by the last PrepareComposite()
+ * call, to the rectangle from (dstX, dstY) to (dstX + width, dstY + height)
+ * in the destination Pixmap. Note that if a transformation was set on
+ * the source or mask Pictures, the source rectangles may not be the same
+ * size as the destination rectangles and filtering. Getting the coordinate
+ * transformation right at the subpixel level can be tricky, and rendercheck
+ * can test this for you.
+ *
+ * This call is required if PrepareComposite() ever succeeds.
+ */
+ void (*Composite) (PixmapPtr pDst,
+ int srcX,
+ int srcY,
+ int maskX,
+ int maskY,
+ int dstX,
+ int dstY,
+ int width,
+ int height);
+
+ /**
+ * DoneComposite() finishes a set of Composite operations.
+ *
+ * @param pPixmap destination pixmap.
+ *
+ * The DoneComposite() call is called at the end of a series of consecutive
+ * Composite() calls following a successful PrepareComposite(). This allows
+ * drivers to finish up emitting drawing commands that were buffered, or
+ * clean up state from PrepareComposite().
+ *
+ * This call is required if PrepareComposite() ever succeeds.
+ */
+ void (*DoneComposite) (PixmapPtr pDst);
+ /** @} */
+
+ /**
+ * UploadToScreen() loads a rectangle of data from src into pDst.
+ *
+ * @param pDst destination pixmap
+ * @param x destination X coordinate.
+ * @param y destination Y coordinate
+ * @param width width of the rectangle to be copied
+ * @param height height of the rectangle to be copied
+ * @param src pointer to the beginning of the source data
+ * @param src_pitch pitch (in bytes) of the lines of source data.
+ *
+ * UploadToScreen() copies data in system memory beginning at src (with
+ * pitch src_pitch) into the destination pixmap from (x, y) to
+ * (x + width, y + height). This is typically done with hostdata uploads,
+ * where the CPU sets up a blit command on the hardware with instructions
+ * that the blit data will be fed through some sort of aperture on the card.
+ *
+ * If UploadToScreen() is performed asynchronously, it is up to the driver
+ * to call exaMarkSync(). This is in contrast to most other acceleration
+ * calls in EXA.
+ *
+ * UploadToScreen() can aid in pixmap migration, but is most important for
+ * the performance of exaGlyphs() (antialiased font drawing) by allowing
+ * pipelining of data uploads, avoiding a sync of the card after each glyph.
+ *
+ * @return TRUE if the driver successfully uploaded the data. FALSE
+ * indicates that EXA should fall back to doing the upload in software.
+ *
+ * UploadToScreen() is not required, but is recommended if Composite
+ * acceleration is supported.
+ */
+ Bool (*UploadToScreen) (PixmapPtr pDst,
+ int x,
+ int y,
+ int w,
+ int h,
+ char *src,
+ int src_pitch);
+
+ /**
+ * UploadToScratch() is no longer used and will be removed next time the EXA
+ * major version needs to be bumped.
+ */
+ Bool (*UploadToScratch) (PixmapPtr pSrc,
+ PixmapPtr pDst);
+
+ /**
+ * DownloadFromScreen() loads a rectangle of data from pSrc into dst
+ *
+ * @param pSrc source pixmap
+ * @param x source X coordinate.
+ * @param y source Y coordinate
+ * @param width width of the rectangle to be copied
+ * @param height height of the rectangle to be copied
+ * @param dst pointer to the beginning of the destination data
+ * @param dst_pitch pitch (in bytes) of the lines of destination data.
+ *
+ * DownloadFromScreen() copies data from offscreen memory in pSrc from
+ * (x, y) to (x + width, y + height), to system memory starting at
+ * dst (with pitch dst_pitch). This would usually be done
+ * using scatter-gather DMA, supported by a DRM call, or by blitting to AGP
+ * and then synchronously reading from AGP. Because the implementation
+ * might be synchronous, EXA leaves it up to the driver to call
+ * exaMarkSync() if DownloadFromScreen() was asynchronous. This is in
+ * contrast to most other acceleration calls in EXA.
+ *
+ * DownloadFromScreen() can aid in the largest bottleneck in pixmap
+ * migration, which is the read from framebuffer when evicting pixmaps from
+ * framebuffer memory. Thus, it is highly recommended, even though
+ * implementations are typically complicated.
+ *
+ * @return TRUE if the driver successfully downloaded the data. FALSE
+ * indicates that EXA should fall back to doing the download in software.
+ *
+ * DownloadFromScreen() is not required, but is highly recommended.
+ */
+ Bool (*DownloadFromScreen)(PixmapPtr pSrc,
+ int x, int y,
+ int w, int h,
+ char *dst, int dst_pitch);
+
+ /**
+ * MarkSync() requests that the driver mark a synchronization point,
+ * returning an driver-defined integer marker which could be requested for
+ * synchronization to later in WaitMarker(). This might be used in the
+ * future to avoid waiting for full hardware stalls before accessing pixmap
+ * data with the CPU, but is not important in the current incarnation of
+ * EXA.
+ *
+ * Note that drivers should call exaMarkSync() when they have done some
+ * acceleration, rather than their own MarkSync() handler, as otherwise EXA
+ * will be unaware of the driver's acceleration and not sync to it during
+ * fallbacks.
+ *
+ * MarkSync() is optional.
+ */
+ int (*MarkSync) (ScreenPtr pScreen);
+
+ /**
+ * WaitMarker() waits for all rendering before the given marker to have
+ * completed. If the driver does not implement MarkSync(), marker is
+ * meaningless, and all rendering by the hardware should be completed before
+ * WaitMarker() returns.
+ *
+ * Note that drivers should call exaWaitSync() to wait for all acceleration
+ * to finish, as otherwise EXA will be unaware of the driver having
+ * synchronized, resulting in excessive WaitMarker() calls.
+ *
+ * WaitMarker() is required of all drivers.
+ */
+ void (*WaitMarker) (ScreenPtr pScreen, int marker);
+
+ /** @{ */
+ /**
+ * PrepareAccess() is called before CPU access to an offscreen pixmap.
+ *
+ * @param pPix the pixmap being accessed
+ * @param index the index of the pixmap being accessed.
+ *
+ * PrepareAccess() will be called before CPU access to an offscreen pixmap.
+ * This can be used to set up hardware surfaces for byteswapping or
+ * untiling, or to adjust the pixmap's devPrivate.ptr for the purpose of
+ * making CPU access use a different aperture.
+ *
+ * The index is one of #EXA_PREPARE_DEST, #EXA_PREPARE_SRC,
+ * #EXA_PREPARE_MASK, #EXA_PREPARE_AUX_DEST, #EXA_PREPARE_AUX_SRC, or
+ * #EXA_PREPARE_AUX_MASK. Since only up to #EXA_NUM_PREPARE_INDICES pixmaps
+ * will have PrepareAccess() called on them per operation, drivers can have
+ * a small, statically-allocated space to maintain state for PrepareAccess()
+ * and FinishAccess() in. Note that PrepareAccess() is only called once per
+ * pixmap and operation, regardless of whether the pixmap is used as a
+ * destination and/or source, and the index may not reflect the usage.
+ *
+ * PrepareAccess() may fail. An example might be the case of hardware that
+ * can set up 1 or 2 surfaces for CPU access, but not 3. If PrepareAccess()
+ * fails, EXA will migrate the pixmap to system memory.
+ * DownloadFromScreen() must be implemented and must not fail if a driver
+ * wishes to fail in PrepareAccess(). PrepareAccess() must not fail when
+ * pPix is the visible screen, because the visible screen can not be
+ * migrated.
+ *
+ * @return TRUE if PrepareAccess() successfully prepared the pixmap for CPU
+ * drawing.
+ * @return FALSE if PrepareAccess() is unsuccessful and EXA should use
+ * DownloadFromScreen() to migate the pixmap out.
+ */
+ Bool (*PrepareAccess)(PixmapPtr pPix, int index);
+
+ /**
+ * FinishAccess() is called after CPU access to an offscreen pixmap.
+ *
+ * @param pPix the pixmap being accessed
+ * @param index the index of the pixmap being accessed.
+ *
+ * FinishAccess() will be called after finishing CPU access of an offscreen
+ * pixmap set up by PrepareAccess(). Note that the FinishAccess() will not be
+ * called if PrepareAccess() failed and the pixmap was migrated out.
+ */
+ void (*FinishAccess)(PixmapPtr pPix, int index);
+
+ /**
+ * PixmapIsOffscreen() is an optional driver replacement to
+ * exaPixmapHasGpuCopy(). Set to NULL if you want the standard behaviour
+ * of exaPixmapHasGpuCopy().
+ *
+ * @param pPix the pixmap
+ * @return TRUE if the given drawable is in framebuffer memory.
+ *
+ * exaPixmapHasGpuCopy() is used to determine if a pixmap is in offscreen
+ * memory, meaning that acceleration could probably be done to it, and that it
+ * will need to be wrapped by PrepareAccess()/FinishAccess() when accessing it
+ * with the CPU.
+ *
+ *
+ */
+ Bool (*PixmapIsOffscreen)(PixmapPtr pPix);
+
+ /** @name PrepareAccess() and FinishAccess() indices
+ * @{
+ */
+ /**
+ * EXA_PREPARE_DEST is the index for a pixmap that may be drawn to or
+ * read from.
+ */
+ #define EXA_PREPARE_DEST 0
+ /**
+ * EXA_PREPARE_SRC is the index for a pixmap that may be read from
+ */
+ #define EXA_PREPARE_SRC 1
+ /**
+ * EXA_PREPARE_SRC is the index for a second pixmap that may be read
+ * from.
+ */
+ #define EXA_PREPARE_MASK 2
+ /**
+ * EXA_PREPARE_AUX* are additional indices for other purposes, e.g.
+ * separate alpha maps with Composite operations.
+ */
+ #define EXA_PREPARE_AUX_DEST 3
+ #define EXA_PREPARE_AUX_SRC 4
+ #define EXA_PREPARE_AUX_MASK 5
+ #define EXA_NUM_PREPARE_INDICES 6
+ /** @} */
+
+ /**
+ * maxPitchPixels controls the pitch limitation for rendering from
+ * the card.
+ * The driver should never receive a request for rendering a pixmap
+ * that has a pitch (in pixels) beyond maxPitchPixels.
+ *
+ * Setting this field is optional -- if your hardware doesn't have
+ * a pitch limitation in pixels, don't set this. If neither this value
+ * nor maxPitchBytes is set, then maxPitchPixels is set to maxX.
+ * If set, it must not be smaller than maxX.
+ *
+ * @sa maxPitchBytes
+ */
+ int maxPitchPixels;
+
+ /**
+ * maxPitchBytes controls the pitch limitation for rendering from
+ * the card.
+ * The driver should never receive a request for rendering a pixmap
+ * that has a pitch (in bytes) beyond maxPitchBytes.
+ *
+ * Setting this field is optional -- if your hardware doesn't have
+ * a pitch limitation in bytes, don't set this.
+ * If set, it must not be smaller than maxX * 4.
+ * There's no default value for maxPitchBytes.
+ *
+ * @sa maxPitchPixels
+ */
+ int maxPitchBytes;
+
+ /* Hooks to allow driver to its own pixmap memory management */
+ void *(*CreatePixmap)(ScreenPtr pScreen, int size, int align);
+ void (*DestroyPixmap)(ScreenPtr pScreen, void *driverPriv);
+ /**
+ * Returning a pixmap with non-NULL devPrivate.ptr implies a pixmap which is
+ * not offscreen, which will never be accelerated and Prepare/FinishAccess won't
+ * be called.
+ */
+ Bool (*ModifyPixmapHeader)(PixmapPtr pPixmap, int width, int height,
+ int depth, int bitsPerPixel, int devKind,
+ pointer pPixData);
+
+ /* hooks for drivers with tiling support:
+ * driver MUST fill out new_fb_pitch with valid pitch of pixmap
+ */
+ void *(*CreatePixmap2)(ScreenPtr pScreen, int width, int height,
+ int depth, int usage_hint, int bitsPerPixel,
+ int *new_fb_pitch);
+ /** @} */
+} ExaDriverRec, *ExaDriverPtr;
+
+/** @name EXA driver flags
+ * @{
+ */
+/**
+ * EXA_OFFSCREEN_PIXMAPS indicates to EXA that the driver can support
+ * offscreen pixmaps.
+ */
+#define EXA_OFFSCREEN_PIXMAPS (1 << 0)
+
+/**
+ * EXA_OFFSCREEN_ALIGN_POT indicates to EXA that the driver needs pixmaps
+ * to have a power-of-two pitch.
+ */
+#define EXA_OFFSCREEN_ALIGN_POT (1 << 1)
+
+/**
+ * EXA_TWO_BITBLT_DIRECTIONS indicates to EXA that the driver can only
+ * support copies that are (left-to-right, top-to-bottom) or
+ * (right-to-left, bottom-to-top).
+ */
+#define EXA_TWO_BITBLT_DIRECTIONS (1 << 2)
+
+/**
+ * EXA_HANDLES_PIXMAPS indicates to EXA that the driver can handle
+ * all pixmap addressing and migration.
+ */
+#define EXA_HANDLES_PIXMAPS (1 << 3)
+
+/**
+ * EXA_SUPPORTS_PREPARE_AUX indicates to EXA that the driver can handle the
+ * EXA_PREPARE_AUX* indices in the Prepare/FinishAccess hooks. If there are no
+ * such hooks, this flag has no effect.
+ */
+#define EXA_SUPPORTS_PREPARE_AUX (1 << 4)
+
+/**
+ * EXA_SUPPORTS_OFFSCREEN_OVERLAPS indicates to EXA that the driver Copy hooks
+ * can handle the source and destination occupying overlapping offscreen memory
+ * areas. This allows the offscreen memory defragmentation code to defragment
+ * areas where the defragmented position overlaps the fragmented position.
+ *
+ * Typically this is supported by traditional 2D engines but not by 3D engines.
+ */
+#define EXA_SUPPORTS_OFFSCREEN_OVERLAPS (1 << 5)
+
+/**
+ * EXA_MIXED_PIXMAPS will hide unacceleratable pixmaps from drivers and manage the
+ * problem known software fallbacks like trapezoids. This only migrates pixmaps one way
+ * into a driver pixmap and then pins it.
+ */
+#define EXA_MIXED_PIXMAPS (1 << 6)
+
+/** @} */
+
+/* in exa.c */
+extern _X_EXPORT ExaDriverPtr
+exaDriverAlloc(void);
+
+extern _X_EXPORT Bool
+exaDriverInit(ScreenPtr pScreen,
+ ExaDriverPtr pScreenInfo);
+
+extern _X_EXPORT void
+exaDriverFini(ScreenPtr pScreen);
+
+extern _X_EXPORT void
+exaMarkSync(ScreenPtr pScreen);
+extern _X_EXPORT void
+exaWaitSync(ScreenPtr pScreen);
+
+extern _X_EXPORT unsigned long
+exaGetPixmapOffset(PixmapPtr pPix);
+
+extern _X_EXPORT unsigned long
+exaGetPixmapPitch(PixmapPtr pPix);
+
+extern _X_EXPORT unsigned long
+exaGetPixmapSize(PixmapPtr pPix);
+
+extern _X_EXPORT void *
+exaGetPixmapDriverPrivate(PixmapPtr p);
+
+
+/* in exa_offscreen.c */
+extern _X_EXPORT ExaOffscreenArea *
+exaOffscreenAlloc(ScreenPtr pScreen, int size, int align,
+ Bool locked,
+ ExaOffscreenSaveProc save,
+ pointer privData);
+
+extern _X_EXPORT ExaOffscreenArea *
+exaOffscreenFree(ScreenPtr pScreen, ExaOffscreenArea *area);
+
+extern _X_EXPORT void
+ExaOffscreenMarkUsed (PixmapPtr pPixmap);
+
+extern _X_EXPORT void
+exaEnableDisableFBAccess (int index, Bool enable);
+
+extern _X_EXPORT Bool
+exaDrawableIsOffscreen (DrawablePtr pDrawable);
+
+/* in exa.c */
+extern _X_EXPORT void
+exaMoveInPixmap (PixmapPtr pPixmap);
+
+extern _X_EXPORT void
+exaMoveOutPixmap (PixmapPtr pPixmap);
+
+
+/* in exa_unaccel.c */
+extern _X_EXPORT CARD32
+exaGetPixmapFirstPixel (PixmapPtr pPixmap);
+
+
+/**
+ * Returns TRUE if the given planemask covers all the significant bits in the
+ * pixel values for pDrawable.
+ */
+#define EXA_PM_IS_SOLID(_pDrawable, _pm) \
+ (((_pm) & FbFullMask((_pDrawable)->depth)) == \
+ FbFullMask((_pDrawable)->depth))
+
+#endif /* EXA_H */
diff --git a/xorg-server/exa/exa_classic.c b/xorg-server/exa/exa_classic.c
index 640b26a12..1a1467848 100644
--- a/xorg-server/exa/exa_classic.c
+++ b/xorg-server/exa/exa_classic.c
@@ -1,266 +1,266 @@
-/*
- * Copyright © 2009 Maarten Maathuis
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#include "exa_priv.h"
-#include "exa.h"
-
-/* This file holds the classic exa specific implementation. */
-
-static _X_INLINE void*
-ExaGetPixmapAddress(PixmapPtr p)
-{
- ExaPixmapPriv(p);
-
- if (pExaPixmap->use_gpu_copy && pExaPixmap->fb_ptr)
- return pExaPixmap->fb_ptr;
- else
- return pExaPixmap->sys_ptr;
-}
-
-/**
- * exaCreatePixmap() creates a new pixmap.
- *
- * If width and height are 0, this won't be a full-fledged pixmap and it will
- * get ModifyPixmapHeader() called on it later. So, we mark it as pinned, because
- * ModifyPixmapHeader() would break migration. These types of pixmaps are used
- * for scratch pixmaps, or to represent the visible screen.
- */
-PixmapPtr
-exaCreatePixmap_classic(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class)
-{
- PixmapPtr pPixmap;
- ExaPixmapPrivPtr pExaPixmap;
- BoxRec box;
- int bpp;
- ExaScreenPriv(pScreen);
-
- if (w > 32767 || h > 32767)
- return NullPixmap;
-
- swap(pExaScr, pScreen, CreatePixmap);
- pPixmap = pScreen->CreatePixmap (pScreen, w, h, depth, class);
- swap(pExaScr, pScreen, CreatePixmap);
-
- if (!pPixmap)
- return NULL;
-
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
- pExaPixmap->driverPriv = NULL;
-
- bpp = pPixmap->drawable.bitsPerPixel;
-
- pExaPixmap->driverPriv = NULL;
- /* Scratch pixmaps may have w/h equal to zero, and may not be
- * migrated.
- */
- if (!w || !h)
- pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
- else
- pExaPixmap->score = EXA_PIXMAP_SCORE_INIT;
-
- pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
- pExaPixmap->sys_pitch = pPixmap->devKind;
-
- pPixmap->devPrivate.ptr = NULL;
- pExaPixmap->use_gpu_copy = FALSE;
-
- pExaPixmap->fb_ptr = NULL;
- exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
- pExaPixmap->fb_size = pExaPixmap->fb_pitch * h;
-
- if (pExaPixmap->fb_pitch > 131071) {
- swap(pExaScr, pScreen, DestroyPixmap);
- pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
- return NULL;
- }
-
- /* Set up damage tracking */
- pExaPixmap->pDamage = DamageCreate (NULL, NULL,
- DamageReportNone, TRUE,
- pScreen, pPixmap);
-
- if (pExaPixmap->pDamage == NULL) {
- swap(pExaScr, pScreen, DestroyPixmap);
- pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
- return NULL;
- }
-
- DamageRegister (&pPixmap->drawable, pExaPixmap->pDamage);
- /* This ensures that pending damage reflects the current operation. */
- /* This is used by exa to optimize migration. */
- DamageSetReportAfterOp (pExaPixmap->pDamage, TRUE);
-
- pExaPixmap->area = NULL;
-
- /* We set the initial pixmap as completely valid for a simple reason.
- * Imagine a 1000x1000 pixmap, it has 1 million pixels, 250000 of which
- * could form single pixel rects as part of a region. Setting the complete region
- * as valid is a natural defragmentation of the region.
- */
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = w;
- box.y2 = h;
- RegionInit(&pExaPixmap->validSys, &box, 0);
- RegionInit(&pExaPixmap->validFB, &box, 0);
-
- exaSetAccelBlock(pExaScr, pExaPixmap,
- w, h, bpp);
-
- /* During a fallback we must prepare access. */
- if (pExaScr->fallback_counter)
- exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
-
- return pPixmap;
-}
-
-Bool
-exaModifyPixmapHeader_classic(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData)
-{
- ScreenPtr pScreen;
- ExaScreenPrivPtr pExaScr;
- ExaPixmapPrivPtr pExaPixmap;
- Bool ret;
-
- if (!pPixmap)
- return FALSE;
-
- pScreen = pPixmap->drawable.pScreen;
- pExaScr = ExaGetScreenPriv(pScreen);
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
-
- if (pExaPixmap) {
- if (pPixData)
- pExaPixmap->sys_ptr = pPixData;
-
- if (devKind > 0)
- pExaPixmap->sys_pitch = devKind;
-
- /* Classic EXA:
- * - Framebuffer.
- * - Scratch pixmap with gpu memory.
- */
- if (pExaScr->info->memoryBase && pPixData) {
- if ((CARD8 *)pPixData >= pExaScr->info->memoryBase &&
- ((CARD8 *)pPixData - pExaScr->info->memoryBase) <
- pExaScr->info->memorySize) {
- pExaPixmap->fb_ptr = pPixData;
- pExaPixmap->fb_pitch = devKind;
- pExaPixmap->use_gpu_copy = TRUE;
- }
- }
-
- if (width > 0 && height > 0 && bitsPerPixel > 0) {
- exaSetFbPitch(pExaScr, pExaPixmap,
- width, height, bitsPerPixel);
-
- exaSetAccelBlock(pExaScr, pExaPixmap,
- width, height, bitsPerPixel);
- }
-
- /* Pixmaps subject to ModifyPixmapHeader will be pinned to system or
- * gpu memory, so there's no need to track damage.
- */
- if (pExaPixmap->pDamage) {
- DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
- DamageDestroy(pExaPixmap->pDamage);
- pExaPixmap->pDamage = NULL;
- }
- }
-
- swap(pExaScr, pScreen, ModifyPixmapHeader);
- ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
- bitsPerPixel, devKind, pPixData);
- swap(pExaScr, pScreen, ModifyPixmapHeader);
-
- /* Always NULL this, we don't want lingering pointers. */
- pPixmap->devPrivate.ptr = NULL;
-
- return ret;
-}
-
-Bool
-exaDestroyPixmap_classic (PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- Bool ret;
-
- if (pPixmap->refcnt == 1)
- {
- ExaPixmapPriv (pPixmap);
-
- exaDestroyPixmap(pPixmap);
-
- if (pExaPixmap->area)
- {
- DBG_PIXMAP(("-- 0x%p (0x%x) (%dx%d)\n",
- (void*)pPixmap->drawable.id,
- ExaGetPixmapPriv(pPixmap)->area->offset,
- pPixmap->drawable.width,
- pPixmap->drawable.height));
- /* Free the offscreen area */
- exaOffscreenFree (pPixmap->drawable.pScreen, pExaPixmap->area);
- pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
- pPixmap->devKind = pExaPixmap->sys_pitch;
- }
- RegionUninit(&pExaPixmap->validSys);
- RegionUninit(&pExaPixmap->validFB);
- }
-
- swap(pExaScr, pScreen, DestroyPixmap);
- ret = pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
-
- return ret;
-}
-
-Bool
-exaPixmapHasGpuCopy_classic(PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- ExaPixmapPriv(pPixmap);
- Bool ret;
-
- if (pExaScr->info->PixmapIsOffscreen) {
- void* old_ptr = pPixmap->devPrivate.ptr;
- pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
- ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
- pPixmap->devPrivate.ptr = old_ptr;
- } else
- ret = (pExaPixmap->use_gpu_copy && pExaPixmap->fb_ptr);
-
- return ret;
-}
+/*
+ * Copyright © 2009 Maarten Maathuis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "exa_priv.h"
+#include "exa.h"
+
+/* This file holds the classic exa specific implementation. */
+
+static _X_INLINE void*
+ExaGetPixmapAddress(PixmapPtr p)
+{
+ ExaPixmapPriv(p);
+
+ if (pExaPixmap->use_gpu_copy && pExaPixmap->fb_ptr)
+ return pExaPixmap->fb_ptr;
+ else
+ return pExaPixmap->sys_ptr;
+}
+
+/**
+ * exaCreatePixmap() creates a new pixmap.
+ *
+ * If width and height are 0, this won't be a full-fledged pixmap and it will
+ * get ModifyPixmapHeader() called on it later. So, we mark it as pinned, because
+ * ModifyPixmapHeader() would break migration. These types of pixmaps are used
+ * for scratch pixmaps, or to represent the visible screen.
+ */
+PixmapPtr
+exaCreatePixmap_classic(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint)
+{
+ PixmapPtr pPixmap;
+ ExaPixmapPrivPtr pExaPixmap;
+ BoxRec box;
+ int bpp;
+ ExaScreenPriv(pScreen);
+
+ if (w > 32767 || h > 32767)
+ return NullPixmap;
+
+ swap(pExaScr, pScreen, CreatePixmap);
+ pPixmap = pScreen->CreatePixmap (pScreen, w, h, depth, usage_hint);
+ swap(pExaScr, pScreen, CreatePixmap);
+
+ if (!pPixmap)
+ return NULL;
+
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+ pExaPixmap->driverPriv = NULL;
+
+ bpp = pPixmap->drawable.bitsPerPixel;
+
+ pExaPixmap->driverPriv = NULL;
+ /* Scratch pixmaps may have w/h equal to zero, and may not be
+ * migrated.
+ */
+ if (!w || !h)
+ pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
+ else
+ pExaPixmap->score = EXA_PIXMAP_SCORE_INIT;
+
+ pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
+ pExaPixmap->sys_pitch = pPixmap->devKind;
+
+ pPixmap->devPrivate.ptr = NULL;
+ pExaPixmap->use_gpu_copy = FALSE;
+
+ pExaPixmap->fb_ptr = NULL;
+ exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
+ pExaPixmap->fb_size = pExaPixmap->fb_pitch * h;
+
+ if (pExaPixmap->fb_pitch > 131071) {
+ swap(pExaScr, pScreen, DestroyPixmap);
+ pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+ return NULL;
+ }
+
+ /* Set up damage tracking */
+ pExaPixmap->pDamage = DamageCreate (NULL, NULL,
+ DamageReportNone, TRUE,
+ pScreen, pPixmap);
+
+ if (pExaPixmap->pDamage == NULL) {
+ swap(pExaScr, pScreen, DestroyPixmap);
+ pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+ return NULL;
+ }
+
+ DamageRegister (&pPixmap->drawable, pExaPixmap->pDamage);
+ /* This ensures that pending damage reflects the current operation. */
+ /* This is used by exa to optimize migration. */
+ DamageSetReportAfterOp (pExaPixmap->pDamage, TRUE);
+
+ pExaPixmap->area = NULL;
+
+ /* We set the initial pixmap as completely valid for a simple reason.
+ * Imagine a 1000x1000 pixmap, it has 1 million pixels, 250000 of which
+ * could form single pixel rects as part of a region. Setting the complete region
+ * as valid is a natural defragmentation of the region.
+ */
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = w;
+ box.y2 = h;
+ RegionInit(&pExaPixmap->validSys, &box, 0);
+ RegionInit(&pExaPixmap->validFB, &box, 0);
+
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ w, h, bpp);
+
+ /* During a fallback we must prepare access. */
+ if (pExaScr->fallback_counter)
+ exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
+
+ return pPixmap;
+}
+
+Bool
+exaModifyPixmapHeader_classic(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData)
+{
+ ScreenPtr pScreen;
+ ExaScreenPrivPtr pExaScr;
+ ExaPixmapPrivPtr pExaPixmap;
+ Bool ret;
+
+ if (!pPixmap)
+ return FALSE;
+
+ pScreen = pPixmap->drawable.pScreen;
+ pExaScr = ExaGetScreenPriv(pScreen);
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+
+ if (pExaPixmap) {
+ if (pPixData)
+ pExaPixmap->sys_ptr = pPixData;
+
+ if (devKind > 0)
+ pExaPixmap->sys_pitch = devKind;
+
+ /* Classic EXA:
+ * - Framebuffer.
+ * - Scratch pixmap with gpu memory.
+ */
+ if (pExaScr->info->memoryBase && pPixData) {
+ if ((CARD8 *)pPixData >= pExaScr->info->memoryBase &&
+ ((CARD8 *)pPixData - pExaScr->info->memoryBase) <
+ pExaScr->info->memorySize) {
+ pExaPixmap->fb_ptr = pPixData;
+ pExaPixmap->fb_pitch = devKind;
+ pExaPixmap->use_gpu_copy = TRUE;
+ }
+ }
+
+ if (width > 0 && height > 0 && bitsPerPixel > 0) {
+ exaSetFbPitch(pExaScr, pExaPixmap,
+ width, height, bitsPerPixel);
+
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ width, height, bitsPerPixel);
+ }
+
+ /* Pixmaps subject to ModifyPixmapHeader will be pinned to system or
+ * gpu memory, so there's no need to track damage.
+ */
+ if (pExaPixmap->pDamage) {
+ DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+ DamageDestroy(pExaPixmap->pDamage);
+ pExaPixmap->pDamage = NULL;
+ }
+ }
+
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+ ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
+ bitsPerPixel, devKind, pPixData);
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+
+ /* Always NULL this, we don't want lingering pointers. */
+ pPixmap->devPrivate.ptr = NULL;
+
+ return ret;
+}
+
+Bool
+exaDestroyPixmap_classic (PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ Bool ret;
+
+ if (pPixmap->refcnt == 1)
+ {
+ ExaPixmapPriv (pPixmap);
+
+ exaDestroyPixmap(pPixmap);
+
+ if (pExaPixmap->area)
+ {
+ DBG_PIXMAP(("-- 0x%p (0x%x) (%dx%d)\n",
+ (void*)pPixmap->drawable.id,
+ ExaGetPixmapPriv(pPixmap)->area->offset,
+ pPixmap->drawable.width,
+ pPixmap->drawable.height));
+ /* Free the offscreen area */
+ exaOffscreenFree (pPixmap->drawable.pScreen, pExaPixmap->area);
+ pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
+ pPixmap->devKind = pExaPixmap->sys_pitch;
+ }
+ RegionUninit(&pExaPixmap->validSys);
+ RegionUninit(&pExaPixmap->validFB);
+ }
+
+ swap(pExaScr, pScreen, DestroyPixmap);
+ ret = pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+
+ return ret;
+}
+
+Bool
+exaPixmapHasGpuCopy_classic(PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ ExaPixmapPriv(pPixmap);
+ Bool ret;
+
+ if (pExaScr->info->PixmapIsOffscreen) {
+ void* old_ptr = pPixmap->devPrivate.ptr;
+ pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
+ ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
+ pPixmap->devPrivate.ptr = old_ptr;
+ } else
+ ret = (pExaPixmap->use_gpu_copy && pExaPixmap->fb_ptr);
+
+ return ret;
+}
diff --git a/xorg-server/exa/exa_driver.c b/xorg-server/exa/exa_driver.c
index 4d2a1a5df..bfc89295f 100644
--- a/xorg-server/exa/exa_driver.c
+++ b/xorg-server/exa/exa_driver.c
@@ -1,226 +1,226 @@
-/*
- * Copyright © 2009 Maarten Maathuis
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#include "exa_priv.h"
-#include "exa.h"
-
-/* This file holds the driver allocated pixmaps specific implementation. */
-
-static _X_INLINE void*
-ExaGetPixmapAddress(PixmapPtr p)
-{
- ExaPixmapPriv(p);
-
- return pExaPixmap->sys_ptr;
-}
-
-/**
- * exaCreatePixmap() creates a new pixmap.
- *
- * Pixmaps are always marked as pinned, because exa has no control over them.
- */
-PixmapPtr
-exaCreatePixmap_driver(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class)
-{
- PixmapPtr pPixmap;
- ExaPixmapPrivPtr pExaPixmap;
- int bpp;
- size_t paddedWidth, datasize;
- ExaScreenPriv(pScreen);
-
- if (w > 32767 || h > 32767)
- return NullPixmap;
-
- swap(pExaScr, pScreen, CreatePixmap);
- pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, class);
- swap(pExaScr, pScreen, CreatePixmap);
-
- if (!pPixmap)
- return NULL;
-
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
- pExaPixmap->driverPriv = NULL;
-
- bpp = pPixmap->drawable.bitsPerPixel;
-
- /* Set this before driver hooks, to allow for driver pixmaps without gpu
- * memory to back it. These pixmaps have a valid pointer at all times.
- */
- pPixmap->devPrivate.ptr = NULL;
-
- if (pExaScr->info->CreatePixmap2) {
- int new_pitch = 0;
- pExaPixmap->driverPriv = pExaScr->info->CreatePixmap2(pScreen, w, h, depth, class, bpp, &new_pitch);
- paddedWidth = pExaPixmap->fb_pitch = new_pitch;
- }
- else {
- paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
- if (paddedWidth / 4 > 32767 || h > 32767)
- return NullPixmap;
-
- exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
-
- if (paddedWidth < pExaPixmap->fb_pitch)
- paddedWidth = pExaPixmap->fb_pitch;
- datasize = h * paddedWidth;
- pExaPixmap->driverPriv = pExaScr->info->CreatePixmap(pScreen, datasize, 0);
- }
-
- if (!pExaPixmap->driverPriv) {
- swap(pExaScr, pScreen, DestroyPixmap);
- pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
- return NULL;
- }
-
- /* Allow ModifyPixmapHeader to set sys_ptr appropriately. */
- pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
- pExaPixmap->fb_ptr = NULL;
- pExaPixmap->pDamage = NULL;
- pExaPixmap->sys_ptr = NULL;
-
- (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
- paddedWidth, NULL);
-
- pExaPixmap->area = NULL;
-
- exaSetAccelBlock(pExaScr, pExaPixmap,
- w, h, bpp);
-
- pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
-
- /* During a fallback we must prepare access. */
- if (pExaScr->fallback_counter)
- exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
-
- return pPixmap;
-}
-
-Bool
-exaModifyPixmapHeader_driver(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData)
-{
- ScreenPtr pScreen;
- ExaScreenPrivPtr pExaScr;
- ExaPixmapPrivPtr pExaPixmap;
- Bool ret;
-
- if (!pPixmap)
- return FALSE;
-
- pScreen = pPixmap->drawable.pScreen;
- pExaScr = ExaGetScreenPriv(pScreen);
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
-
- if (pExaPixmap) {
- if (pPixData)
- pExaPixmap->sys_ptr = pPixData;
-
- if (devKind > 0)
- pExaPixmap->sys_pitch = devKind;
-
- if (width > 0 && height > 0 && bitsPerPixel > 0) {
- exaSetFbPitch(pExaScr, pExaPixmap,
- width, height, bitsPerPixel);
-
- exaSetAccelBlock(pExaScr, pExaPixmap,
- width, height, bitsPerPixel);
- }
- }
-
- if (pExaScr->info->ModifyPixmapHeader) {
- ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
- bitsPerPixel, devKind, pPixData);
- /* For EXA_HANDLES_PIXMAPS, we set pPixData to NULL.
- * If pPixmap->devPrivate.ptr is non-NULL, then we've got a
- * !has_gpu_copy pixmap. We need to store the pointer,
- * because PrepareAccess won't be called.
- */
- if (!pPixData && pPixmap->devPrivate.ptr && pPixmap->devKind) {
- pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
- pExaPixmap->sys_pitch = pPixmap->devKind;
- }
- if (ret == TRUE)
- goto out;
- }
-
- swap(pExaScr, pScreen, ModifyPixmapHeader);
- ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
- bitsPerPixel, devKind, pPixData);
- swap(pExaScr, pScreen, ModifyPixmapHeader);
-
-out:
- /* Always NULL this, we don't want lingering pointers. */
- pPixmap->devPrivate.ptr = NULL;
-
- return ret;
-}
-
-Bool
-exaDestroyPixmap_driver (PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- Bool ret;
-
- if (pPixmap->refcnt == 1)
- {
- ExaPixmapPriv (pPixmap);
-
- exaDestroyPixmap(pPixmap);
-
- if (pExaPixmap->driverPriv)
- pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
- pExaPixmap->driverPriv = NULL;
- }
-
- swap(pExaScr, pScreen, DestroyPixmap);
- ret = pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
-
- return ret;
-}
-
-Bool
-exaPixmapHasGpuCopy_driver(PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- pointer saved_ptr;
- Bool ret;
-
- saved_ptr = pPixmap->devPrivate.ptr;
- pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
- ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
- pPixmap->devPrivate.ptr = saved_ptr;
-
- return ret;
-}
+/*
+ * Copyright © 2009 Maarten Maathuis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "exa_priv.h"
+#include "exa.h"
+
+/* This file holds the driver allocated pixmaps specific implementation. */
+
+static _X_INLINE void*
+ExaGetPixmapAddress(PixmapPtr p)
+{
+ ExaPixmapPriv(p);
+
+ return pExaPixmap->sys_ptr;
+}
+
+/**
+ * exaCreatePixmap() creates a new pixmap.
+ *
+ * Pixmaps are always marked as pinned, because exa has no control over them.
+ */
+PixmapPtr
+exaCreatePixmap_driver(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint)
+{
+ PixmapPtr pPixmap;
+ ExaPixmapPrivPtr pExaPixmap;
+ int bpp;
+ size_t paddedWidth, datasize;
+ ExaScreenPriv(pScreen);
+
+ if (w > 32767 || h > 32767)
+ return NullPixmap;
+
+ swap(pExaScr, pScreen, CreatePixmap);
+ pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, usage_hint);
+ swap(pExaScr, pScreen, CreatePixmap);
+
+ if (!pPixmap)
+ return NULL;
+
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+ pExaPixmap->driverPriv = NULL;
+
+ bpp = pPixmap->drawable.bitsPerPixel;
+
+ /* Set this before driver hooks, to allow for driver pixmaps without gpu
+ * memory to back it. These pixmaps have a valid pointer at all times.
+ */
+ pPixmap->devPrivate.ptr = NULL;
+
+ if (pExaScr->info->CreatePixmap2) {
+ int new_pitch = 0;
+ pExaPixmap->driverPriv = pExaScr->info->CreatePixmap2(pScreen, w, h, depth, usage_hint, bpp, &new_pitch);
+ paddedWidth = pExaPixmap->fb_pitch = new_pitch;
+ }
+ else {
+ paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
+ if (paddedWidth / 4 > 32767 || h > 32767)
+ return NullPixmap;
+
+ exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
+
+ if (paddedWidth < pExaPixmap->fb_pitch)
+ paddedWidth = pExaPixmap->fb_pitch;
+ datasize = h * paddedWidth;
+ pExaPixmap->driverPriv = pExaScr->info->CreatePixmap(pScreen, datasize, 0);
+ }
+
+ if (!pExaPixmap->driverPriv) {
+ swap(pExaScr, pScreen, DestroyPixmap);
+ pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+ return NULL;
+ }
+
+ /* Allow ModifyPixmapHeader to set sys_ptr appropriately. */
+ pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
+ pExaPixmap->fb_ptr = NULL;
+ pExaPixmap->pDamage = NULL;
+ pExaPixmap->sys_ptr = NULL;
+
+ (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
+ paddedWidth, NULL);
+
+ pExaPixmap->area = NULL;
+
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ w, h, bpp);
+
+ pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+
+ /* During a fallback we must prepare access. */
+ if (pExaScr->fallback_counter)
+ exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
+
+ return pPixmap;
+}
+
+Bool
+exaModifyPixmapHeader_driver(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData)
+{
+ ScreenPtr pScreen;
+ ExaScreenPrivPtr pExaScr;
+ ExaPixmapPrivPtr pExaPixmap;
+ Bool ret;
+
+ if (!pPixmap)
+ return FALSE;
+
+ pScreen = pPixmap->drawable.pScreen;
+ pExaScr = ExaGetScreenPriv(pScreen);
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+
+ if (pExaPixmap) {
+ if (pPixData)
+ pExaPixmap->sys_ptr = pPixData;
+
+ if (devKind > 0)
+ pExaPixmap->sys_pitch = devKind;
+
+ if (width > 0 && height > 0 && bitsPerPixel > 0) {
+ exaSetFbPitch(pExaScr, pExaPixmap,
+ width, height, bitsPerPixel);
+
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ width, height, bitsPerPixel);
+ }
+ }
+
+ if (pExaScr->info->ModifyPixmapHeader) {
+ ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
+ bitsPerPixel, devKind, pPixData);
+ /* For EXA_HANDLES_PIXMAPS, we set pPixData to NULL.
+ * If pPixmap->devPrivate.ptr is non-NULL, then we've got a
+ * !has_gpu_copy pixmap. We need to store the pointer,
+ * because PrepareAccess won't be called.
+ */
+ if (!pPixData && pPixmap->devPrivate.ptr && pPixmap->devKind) {
+ pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
+ pExaPixmap->sys_pitch = pPixmap->devKind;
+ }
+ if (ret == TRUE)
+ goto out;
+ }
+
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+ ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
+ bitsPerPixel, devKind, pPixData);
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+
+out:
+ /* Always NULL this, we don't want lingering pointers. */
+ pPixmap->devPrivate.ptr = NULL;
+
+ return ret;
+}
+
+Bool
+exaDestroyPixmap_driver (PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ Bool ret;
+
+ if (pPixmap->refcnt == 1)
+ {
+ ExaPixmapPriv (pPixmap);
+
+ exaDestroyPixmap(pPixmap);
+
+ if (pExaPixmap->driverPriv)
+ pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
+ pExaPixmap->driverPriv = NULL;
+ }
+
+ swap(pExaScr, pScreen, DestroyPixmap);
+ ret = pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+
+ return ret;
+}
+
+Bool
+exaPixmapHasGpuCopy_driver(PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ pointer saved_ptr;
+ Bool ret;
+
+ saved_ptr = pPixmap->devPrivate.ptr;
+ pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
+ ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
+ pPixmap->devPrivate.ptr = saved_ptr;
+
+ return ret;
+}
diff --git a/xorg-server/exa/exa_migration_mixed.c b/xorg-server/exa/exa_migration_mixed.c
index a563357be..9489b2927 100644
--- a/xorg-server/exa/exa_migration_mixed.c
+++ b/xorg-server/exa/exa_migration_mixed.c
@@ -1,261 +1,261 @@
-/*
- * Copyright © 2009 Maarten Maathuis
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#include "exa_priv.h"
-#include "exa.h"
-
-void
-exaCreateDriverPixmap_mixed(PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- ExaPixmapPriv(pPixmap);
- int w = pPixmap->drawable.width, h = pPixmap->drawable.height;
- int depth = pPixmap->drawable.depth, bpp = pPixmap->drawable.bitsPerPixel;
- int class = pPixmap->drawable.class;
- int paddedWidth = pExaPixmap->sys_pitch;
-
- /* Already done. */
- if (pExaPixmap->driverPriv)
- return;
-
- if (exaPixmapIsPinned(pPixmap))
- return;
-
- /* Can't accel 1/4 bpp. */
- if (pExaPixmap->accel_blocked || bpp < 8)
- return;
-
- if (pExaScr->info->CreatePixmap2) {
- int new_pitch = 0;
- pExaPixmap->driverPriv = pExaScr->info->CreatePixmap2(pScreen, w, h, depth, class, bpp, &new_pitch);
- paddedWidth = pExaPixmap->fb_pitch = new_pitch;
- } else {
- if (paddedWidth < pExaPixmap->fb_pitch)
- paddedWidth = pExaPixmap->fb_pitch;
- pExaPixmap->driverPriv = pExaScr->info->CreatePixmap(pScreen, paddedWidth*h, 0);
- }
-
- if (!pExaPixmap->driverPriv)
- return;
-
- (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
- paddedWidth, NULL);
-}
-
-void
-exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel)
-{
- int i;
-
- /* If anything is pinned in system memory, we won't be able to
- * accelerate.
- */
- for (i = 0; i < npixmaps; i++) {
- if (exaPixmapIsPinned (pixmaps[i].pPix) &&
- !exaPixmapHasGpuCopy (pixmaps[i].pPix))
- {
- can_accel = FALSE;
- break;
- }
- }
-
- /* We can do nothing. */
- if (!can_accel)
- return;
-
- for (i = 0; i < npixmaps; i++) {
- PixmapPtr pPixmap = pixmaps[i].pPix;
- ExaPixmapPriv(pPixmap);
-
- if (!pExaPixmap->driverPriv)
- exaCreateDriverPixmap_mixed(pPixmap);
-
- if (pExaPixmap->pDamage && exaPixmapHasGpuCopy(pPixmap)) {
- ExaScreenPriv(pPixmap->drawable.pScreen);
-
- /* This pitch is needed for proper acceleration. For some reason
- * there are pixmaps without pDamage and a bad fb_pitch value.
- * So setting devKind when only exaPixmapHasGpuCopy() is true
- * causes corruption. Pixmaps without pDamage are not migrated
- * and should have a valid devKind at all times, so that's why this
- * isn't causing problems. Pixmaps have their gpu pitch set the
- * first time in the MPH call from exaCreateDriverPixmap_mixed().
- */
- pPixmap->devKind = pExaPixmap->fb_pitch;
- exaCopyDirtyToFb(pixmaps + i);
-
- if (pExaScr->deferred_mixed_pixmap == pPixmap &&
- !pixmaps[i].as_dst && !pixmaps[i].pReg)
- pExaScr->deferred_mixed_pixmap = NULL;
- }
-
- pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
- }
-}
-
-void
-exaMoveInPixmap_mixed(PixmapPtr pPixmap)
-{
- ExaMigrationRec pixmaps[1];
-
- pixmaps[0].as_dst = FALSE;
- pixmaps[0].as_src = TRUE;
- pixmaps[0].pPix = pPixmap;
- pixmaps[0].pReg = NULL;
-
- exaDoMigration(pixmaps, 1, TRUE);
-}
-
-void
-exaDamageReport_mixed(DamagePtr pDamage, RegionPtr pRegion, void *closure)
-{
- PixmapPtr pPixmap = closure;
- ExaPixmapPriv(pPixmap);
-
- /* Move back results of software rendering on system memory copy of mixed driver
- * pixmap (see exaPrepareAccessReg_mixed).
- *
- * Defer moving the destination back into the driver pixmap, to try and save
- * overhead on multiple subsequent software fallbacks.
- */
- if (!pExaPixmap->use_gpu_copy && exaPixmapHasGpuCopy(pPixmap)) {
- ExaScreenPriv(pPixmap->drawable.pScreen);
-
- if (pExaScr->deferred_mixed_pixmap &&
- pExaScr->deferred_mixed_pixmap != pPixmap)
- exaMoveInPixmap_mixed(pExaScr->deferred_mixed_pixmap);
- pExaScr->deferred_mixed_pixmap = pPixmap;
- }
-}
-
-/* With mixed pixmaps, if we fail to get direct access to the driver pixmap, we
- * use the DownloadFromScreen hook to retrieve contents to a copy in system
- * memory, perform software rendering on that and move back the results with the
- * UploadToScreen hook (see exaDamageReport_mixed).
- */
-void
-exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg)
-{
- ExaPixmapPriv(pPixmap);
- Bool has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
- Bool success;
-
- success = ExaDoPrepareAccess(pPixmap, index);
-
- if (success && has_gpu_copy && pExaPixmap->pDamage) {
- /* You cannot do accelerated operations while a buffer is mapped. */
- exaFinishAccess(&pPixmap->drawable, index);
- /* Update the gpu view of both deferred destination pixmaps and of
- * source pixmaps that were migrated with a bounding region.
- */
- exaMoveInPixmap_mixed(pPixmap);
- success = ExaDoPrepareAccess(pPixmap, index);
-
- if (success) {
- /* We have a gpu pixmap that can be accessed, we don't need the cpu
- * copy anymore. Drivers that prefer DFS, should fail prepare
- * access.
- */
- DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
- DamageDestroy(pExaPixmap->pDamage);
- pExaPixmap->pDamage = NULL;
-
- free(pExaPixmap->sys_ptr);
- pExaPixmap->sys_ptr = NULL;
-
- return;
- }
- }
-
- if (!success) {
- ExaMigrationRec pixmaps[1];
-
- /* Do we need to allocate our system buffer? */
- if (!pExaPixmap->sys_ptr) {
- pExaPixmap->sys_ptr = malloc(pExaPixmap->sys_pitch *
- pPixmap->drawable.height);
- if (!pExaPixmap->sys_ptr)
- FatalError("EXA: malloc failed for size %d bytes\n",
- pExaPixmap->sys_pitch * pPixmap->drawable.height);
- }
-
- if (index == EXA_PREPARE_DEST || index == EXA_PREPARE_AUX_DEST) {
- pixmaps[0].as_dst = TRUE;
- pixmaps[0].as_src = FALSE;
- } else {
- pixmaps[0].as_dst = FALSE;
- pixmaps[0].as_src = TRUE;
- }
- pixmaps[0].pPix = pPixmap;
- pixmaps[0].pReg = pReg;
-
- if (!pExaPixmap->pDamage &&
- (has_gpu_copy || !exaPixmapIsPinned(pPixmap))) {
- Bool as_dst = pixmaps[0].as_dst;
-
- /* Set up damage tracking */
- pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
- DamageReportNonEmpty, TRUE,
- pPixmap->drawable.pScreen,
- pPixmap);
-
- DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
- /* This ensures that pending damage reflects the current operation. */
- /* This is used by exa to optimize migration. */
- DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
-
- if (has_gpu_copy) {
- exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
- pPixmap->drawable.height);
-
- /* We don't know which region of the destination will be damaged,
- * have to assume all of it
- */
- if (as_dst) {
- pixmaps[0].as_dst = FALSE;
- pixmaps[0].as_src = TRUE;
- pixmaps[0].pReg = NULL;
- }
- exaCopyDirtyToSys(pixmaps);
- }
-
- if (as_dst)
- exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
- pPixmap->drawable.height);
- } else if (has_gpu_copy)
- exaCopyDirtyToSys(pixmaps);
-
- pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
- pPixmap->devKind = pExaPixmap->sys_pitch;
- pExaPixmap->use_gpu_copy = FALSE;
- }
-}
-
+/*
+ * Copyright © 2009 Maarten Maathuis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "exa_priv.h"
+#include "exa.h"
+
+void
+exaCreateDriverPixmap_mixed(PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ ExaPixmapPriv(pPixmap);
+ int w = pPixmap->drawable.width, h = pPixmap->drawable.height;
+ int depth = pPixmap->drawable.depth, bpp = pPixmap->drawable.bitsPerPixel;
+ int usage_hint = pPixmap->usage_hint;
+ int paddedWidth = pExaPixmap->sys_pitch;
+
+ /* Already done. */
+ if (pExaPixmap->driverPriv)
+ return;
+
+ if (exaPixmapIsPinned(pPixmap))
+ return;
+
+ /* Can't accel 1/4 bpp. */
+ if (pExaPixmap->accel_blocked || bpp < 8)
+ return;
+
+ if (pExaScr->info->CreatePixmap2) {
+ int new_pitch = 0;
+ pExaPixmap->driverPriv = pExaScr->info->CreatePixmap2(pScreen, w, h, depth, usage_hint, bpp, &new_pitch);
+ paddedWidth = pExaPixmap->fb_pitch = new_pitch;
+ } else {
+ if (paddedWidth < pExaPixmap->fb_pitch)
+ paddedWidth = pExaPixmap->fb_pitch;
+ pExaPixmap->driverPriv = pExaScr->info->CreatePixmap(pScreen, paddedWidth*h, 0);
+ }
+
+ if (!pExaPixmap->driverPriv)
+ return;
+
+ (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
+ paddedWidth, NULL);
+}
+
+void
+exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel)
+{
+ int i;
+
+ /* If anything is pinned in system memory, we won't be able to
+ * accelerate.
+ */
+ for (i = 0; i < npixmaps; i++) {
+ if (exaPixmapIsPinned (pixmaps[i].pPix) &&
+ !exaPixmapHasGpuCopy (pixmaps[i].pPix))
+ {
+ can_accel = FALSE;
+ break;
+ }
+ }
+
+ /* We can do nothing. */
+ if (!can_accel)
+ return;
+
+ for (i = 0; i < npixmaps; i++) {
+ PixmapPtr pPixmap = pixmaps[i].pPix;
+ ExaPixmapPriv(pPixmap);
+
+ if (!pExaPixmap->driverPriv)
+ exaCreateDriverPixmap_mixed(pPixmap);
+
+ if (pExaPixmap->pDamage && exaPixmapHasGpuCopy(pPixmap)) {
+ ExaScreenPriv(pPixmap->drawable.pScreen);
+
+ /* This pitch is needed for proper acceleration. For some reason
+ * there are pixmaps without pDamage and a bad fb_pitch value.
+ * So setting devKind when only exaPixmapHasGpuCopy() is true
+ * causes corruption. Pixmaps without pDamage are not migrated
+ * and should have a valid devKind at all times, so that's why this
+ * isn't causing problems. Pixmaps have their gpu pitch set the
+ * first time in the MPH call from exaCreateDriverPixmap_mixed().
+ */
+ pPixmap->devKind = pExaPixmap->fb_pitch;
+ exaCopyDirtyToFb(pixmaps + i);
+
+ if (pExaScr->deferred_mixed_pixmap == pPixmap &&
+ !pixmaps[i].as_dst && !pixmaps[i].pReg)
+ pExaScr->deferred_mixed_pixmap = NULL;
+ }
+
+ pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+ }
+}
+
+void
+exaMoveInPixmap_mixed(PixmapPtr pPixmap)
+{
+ ExaMigrationRec pixmaps[1];
+
+ pixmaps[0].as_dst = FALSE;
+ pixmaps[0].as_src = TRUE;
+ pixmaps[0].pPix = pPixmap;
+ pixmaps[0].pReg = NULL;
+
+ exaDoMigration(pixmaps, 1, TRUE);
+}
+
+void
+exaDamageReport_mixed(DamagePtr pDamage, RegionPtr pRegion, void *closure)
+{
+ PixmapPtr pPixmap = closure;
+ ExaPixmapPriv(pPixmap);
+
+ /* Move back results of software rendering on system memory copy of mixed driver
+ * pixmap (see exaPrepareAccessReg_mixed).
+ *
+ * Defer moving the destination back into the driver pixmap, to try and save
+ * overhead on multiple subsequent software fallbacks.
+ */
+ if (!pExaPixmap->use_gpu_copy && exaPixmapHasGpuCopy(pPixmap)) {
+ ExaScreenPriv(pPixmap->drawable.pScreen);
+
+ if (pExaScr->deferred_mixed_pixmap &&
+ pExaScr->deferred_mixed_pixmap != pPixmap)
+ exaMoveInPixmap_mixed(pExaScr->deferred_mixed_pixmap);
+ pExaScr->deferred_mixed_pixmap = pPixmap;
+ }
+}
+
+/* With mixed pixmaps, if we fail to get direct access to the driver pixmap, we
+ * use the DownloadFromScreen hook to retrieve contents to a copy in system
+ * memory, perform software rendering on that and move back the results with the
+ * UploadToScreen hook (see exaDamageReport_mixed).
+ */
+void
+exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg)
+{
+ ExaPixmapPriv(pPixmap);
+ Bool has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+ Bool success;
+
+ success = ExaDoPrepareAccess(pPixmap, index);
+
+ if (success && has_gpu_copy && pExaPixmap->pDamage) {
+ /* You cannot do accelerated operations while a buffer is mapped. */
+ exaFinishAccess(&pPixmap->drawable, index);
+ /* Update the gpu view of both deferred destination pixmaps and of
+ * source pixmaps that were migrated with a bounding region.
+ */
+ exaMoveInPixmap_mixed(pPixmap);
+ success = ExaDoPrepareAccess(pPixmap, index);
+
+ if (success) {
+ /* We have a gpu pixmap that can be accessed, we don't need the cpu
+ * copy anymore. Drivers that prefer DFS, should fail prepare
+ * access.
+ */
+ DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+ DamageDestroy(pExaPixmap->pDamage);
+ pExaPixmap->pDamage = NULL;
+
+ free(pExaPixmap->sys_ptr);
+ pExaPixmap->sys_ptr = NULL;
+
+ return;
+ }
+ }
+
+ if (!success) {
+ ExaMigrationRec pixmaps[1];
+
+ /* Do we need to allocate our system buffer? */
+ if (!pExaPixmap->sys_ptr) {
+ pExaPixmap->sys_ptr = malloc(pExaPixmap->sys_pitch *
+ pPixmap->drawable.height);
+ if (!pExaPixmap->sys_ptr)
+ FatalError("EXA: malloc failed for size %d bytes\n",
+ pExaPixmap->sys_pitch * pPixmap->drawable.height);
+ }
+
+ if (index == EXA_PREPARE_DEST || index == EXA_PREPARE_AUX_DEST) {
+ pixmaps[0].as_dst = TRUE;
+ pixmaps[0].as_src = FALSE;
+ } else {
+ pixmaps[0].as_dst = FALSE;
+ pixmaps[0].as_src = TRUE;
+ }
+ pixmaps[0].pPix = pPixmap;
+ pixmaps[0].pReg = pReg;
+
+ if (!pExaPixmap->pDamage &&
+ (has_gpu_copy || !exaPixmapIsPinned(pPixmap))) {
+ Bool as_dst = pixmaps[0].as_dst;
+
+ /* Set up damage tracking */
+ pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
+ DamageReportNonEmpty, TRUE,
+ pPixmap->drawable.pScreen,
+ pPixmap);
+
+ DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
+ /* This ensures that pending damage reflects the current operation. */
+ /* This is used by exa to optimize migration. */
+ DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
+
+ if (has_gpu_copy) {
+ exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
+ pPixmap->drawable.height);
+
+ /* We don't know which region of the destination will be damaged,
+ * have to assume all of it
+ */
+ if (as_dst) {
+ pixmaps[0].as_dst = FALSE;
+ pixmaps[0].as_src = TRUE;
+ pixmaps[0].pReg = NULL;
+ }
+ exaCopyDirtyToSys(pixmaps);
+ }
+
+ if (as_dst)
+ exaPixmapDirty(pPixmap, 0, 0, pPixmap->drawable.width,
+ pPixmap->drawable.height);
+ } else if (has_gpu_copy)
+ exaCopyDirtyToSys(pixmaps);
+
+ pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
+ pPixmap->devKind = pExaPixmap->sys_pitch;
+ pExaPixmap->use_gpu_copy = FALSE;
+ }
+}
+
diff --git a/xorg-server/exa/exa_mixed.c b/xorg-server/exa/exa_mixed.c
index 24fce7645..188a7e0a6 100644
--- a/xorg-server/exa/exa_mixed.c
+++ b/xorg-server/exa/exa_mixed.c
@@ -1,290 +1,290 @@
-/*
- * Copyright © 2009 Maarten Maathuis
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#include "exa_priv.h"
-#include "exa.h"
-
-/* This file holds the driver allocated pixmaps + better initial placement code.
- */
-
-static _X_INLINE void*
-ExaGetPixmapAddress(PixmapPtr p)
-{
- ExaPixmapPriv(p);
-
- return pExaPixmap->sys_ptr;
-}
-
-/**
- * exaCreatePixmap() creates a new pixmap.
- */
-PixmapPtr
-exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class)
-{
- PixmapPtr pPixmap;
- ExaPixmapPrivPtr pExaPixmap;
- int bpp;
- size_t paddedWidth;
- ExaScreenPriv(pScreen);
-
- if (w > 32767 || h > 32767)
- return NullPixmap;
-
- swap(pExaScr, pScreen, CreatePixmap);
- pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, class);
- swap(pExaScr, pScreen, CreatePixmap);
-
- if (!pPixmap)
- return NULL;
-
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
- pExaPixmap->driverPriv = NULL;
-
- bpp = pPixmap->drawable.bitsPerPixel;
-
- paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
- if (paddedWidth / 4 > 32767 || h > 32767)
- return NullPixmap;
-
- /* We will allocate the system pixmap later if needed. */
- pPixmap->devPrivate.ptr = NULL;
- pExaPixmap->sys_ptr = NULL;
- pExaPixmap->sys_pitch = paddedWidth;
-
- pExaPixmap->area = NULL;
- pExaPixmap->fb_ptr = NULL;
- pExaPixmap->pDamage = NULL;
-
- exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
- exaSetAccelBlock(pExaScr, pExaPixmap,
- w, h, bpp);
-
- (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
- paddedWidth, NULL);
-
- /* A scratch pixmap will become a driver pixmap right away. */
- if (!w || !h) {
- exaCreateDriverPixmap_mixed(pPixmap);
- pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
- } else {
- pExaPixmap->use_gpu_copy = FALSE;
-
- if (w == 1 && h == 1) {
- pExaPixmap->sys_ptr = malloc(paddedWidth);
-
- /* Set up damage tracking */
- pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
- DamageReportNonEmpty, TRUE,
- pPixmap->drawable.pScreen,
- pPixmap);
-
- DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
- /* This ensures that pending damage reflects the current operation. */
- /* This is used by exa to optimize migration. */
- DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
- }
- }
-
- /* During a fallback we must prepare access. */
- if (pExaScr->fallback_counter)
- exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
-
- return pPixmap;
-}
-
-Bool
-exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData)
-{
- ScreenPtr pScreen;
- ExaScreenPrivPtr pExaScr;
- ExaPixmapPrivPtr pExaPixmap;
- Bool ret, has_gpu_copy;
-
- if (!pPixmap)
- return FALSE;
-
- pScreen = pPixmap->drawable.pScreen;
- pExaScr = ExaGetScreenPriv(pScreen);
- pExaPixmap = ExaGetPixmapPriv(pPixmap);
-
- if (pPixData) {
- if (pExaPixmap->driverPriv) {
- if (pExaPixmap->pDamage) {
- DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
- DamageDestroy(pExaPixmap->pDamage);
- pExaPixmap->pDamage = NULL;
- }
-
- pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
- pExaPixmap->driverPriv = NULL;
- }
-
- pExaPixmap->use_gpu_copy = FALSE;
- pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
- }
-
- has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
-
- if (width <= 0)
- width = pPixmap->drawable.width;
-
- if (height <= 0)
- height = pPixmap->drawable.height;
-
- if (bitsPerPixel <= 0) {
- if (depth <= 0)
- bitsPerPixel = pPixmap->drawable.bitsPerPixel;
- else
- bitsPerPixel = BitsPerPixel(depth);
- }
-
- if (depth <= 0)
- depth = pPixmap->drawable.depth;
-
- if (width != pPixmap->drawable.width ||
- height != pPixmap->drawable.height ||
- depth != pPixmap->drawable.depth ||
- bitsPerPixel != pPixmap->drawable.bitsPerPixel) {
- if (pExaPixmap->driverPriv) {
- if (devKind > 0)
- pExaPixmap->fb_pitch = devKind;
- else
- exaSetFbPitch(pExaScr, pExaPixmap, width, height, bitsPerPixel);
-
- exaSetAccelBlock(pExaScr, pExaPixmap,
- width, height, bitsPerPixel);
- RegionEmpty(&pExaPixmap->validFB);
- }
-
- /* Need to re-create system copy if there's also a GPU copy */
- if (has_gpu_copy && pExaPixmap->sys_ptr) {
- free(pExaPixmap->sys_ptr);
- pExaPixmap->sys_ptr = NULL;
- pExaPixmap->sys_pitch = PixmapBytePad(width, depth);
- DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
- DamageDestroy(pExaPixmap->pDamage);
- pExaPixmap->pDamage = NULL;
- RegionEmpty(&pExaPixmap->validSys);
-
- if (pExaScr->deferred_mixed_pixmap == pPixmap)
- pExaScr->deferred_mixed_pixmap = NULL;
- }
- }
-
- if (has_gpu_copy) {
- pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr;
- pPixmap->devKind = pExaPixmap->fb_pitch;
- } else {
- pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
- pPixmap->devKind = pExaPixmap->sys_pitch;
- }
-
- /* Only pass driver pixmaps to the driver. */
- if (pExaScr->info->ModifyPixmapHeader && pExaPixmap->driverPriv) {
- ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
- bitsPerPixel, devKind, pPixData);
- if (ret == TRUE)
- goto out;
- }
-
- swap(pExaScr, pScreen, ModifyPixmapHeader);
- ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
- bitsPerPixel, devKind, pPixData);
- swap(pExaScr, pScreen, ModifyPixmapHeader);
-
-out:
- if (has_gpu_copy) {
- pExaPixmap->fb_ptr = pPixmap->devPrivate.ptr;
- pExaPixmap->fb_pitch = pPixmap->devKind;
- } else {
- pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
- pExaPixmap->sys_pitch = pPixmap->devKind;
- }
- /* Always NULL this, we don't want lingering pointers. */
- pPixmap->devPrivate.ptr = NULL;
-
- return ret;
-}
-
-Bool
-exaDestroyPixmap_mixed(PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- Bool ret;
-
- if (pPixmap->refcnt == 1)
- {
- ExaPixmapPriv (pPixmap);
-
- exaDestroyPixmap(pPixmap);
-
- if (pExaScr->deferred_mixed_pixmap == pPixmap)
- pExaScr->deferred_mixed_pixmap = NULL;
-
- if (pExaPixmap->driverPriv)
- pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
- pExaPixmap->driverPriv = NULL;
-
- if (pExaPixmap->pDamage) {
- free(pExaPixmap->sys_ptr);
- pExaPixmap->sys_ptr = NULL;
- pExaPixmap->pDamage = NULL;
- }
- }
-
- swap(pExaScr, pScreen, DestroyPixmap);
- ret = pScreen->DestroyPixmap (pPixmap);
- swap(pExaScr, pScreen, DestroyPixmap);
-
- return ret;
-}
-
-Bool
-exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap)
-{
- ScreenPtr pScreen = pPixmap->drawable.pScreen;
- ExaScreenPriv(pScreen);
- ExaPixmapPriv(pPixmap);
- pointer saved_ptr;
- Bool ret;
-
- if (!pExaPixmap->driverPriv)
- return FALSE;
-
- saved_ptr = pPixmap->devPrivate.ptr;
- pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
- ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
- pPixmap->devPrivate.ptr = saved_ptr;
-
- return ret;
-}
+/*
+ * Copyright © 2009 Maarten Maathuis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+
+#include "exa_priv.h"
+#include "exa.h"
+
+/* This file holds the driver allocated pixmaps + better initial placement code.
+ */
+
+static _X_INLINE void*
+ExaGetPixmapAddress(PixmapPtr p)
+{
+ ExaPixmapPriv(p);
+
+ return pExaPixmap->sys_ptr;
+}
+
+/**
+ * exaCreatePixmap() creates a new pixmap.
+ */
+PixmapPtr
+exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint)
+{
+ PixmapPtr pPixmap;
+ ExaPixmapPrivPtr pExaPixmap;
+ int bpp;
+ size_t paddedWidth;
+ ExaScreenPriv(pScreen);
+
+ if (w > 32767 || h > 32767)
+ return NullPixmap;
+
+ swap(pExaScr, pScreen, CreatePixmap);
+ pPixmap = pScreen->CreatePixmap(pScreen, 0, 0, depth, usage_hint);
+ swap(pExaScr, pScreen, CreatePixmap);
+
+ if (!pPixmap)
+ return NULL;
+
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+ pExaPixmap->driverPriv = NULL;
+
+ bpp = pPixmap->drawable.bitsPerPixel;
+
+ paddedWidth = ((w * bpp + FB_MASK) >> FB_SHIFT) * sizeof(FbBits);
+ if (paddedWidth / 4 > 32767 || h > 32767)
+ return NullPixmap;
+
+ /* We will allocate the system pixmap later if needed. */
+ pPixmap->devPrivate.ptr = NULL;
+ pExaPixmap->sys_ptr = NULL;
+ pExaPixmap->sys_pitch = paddedWidth;
+
+ pExaPixmap->area = NULL;
+ pExaPixmap->fb_ptr = NULL;
+ pExaPixmap->pDamage = NULL;
+
+ exaSetFbPitch(pExaScr, pExaPixmap, w, h, bpp);
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ w, h, bpp);
+
+ (*pScreen->ModifyPixmapHeader)(pPixmap, w, h, 0, 0,
+ paddedWidth, NULL);
+
+ /* A scratch pixmap will become a driver pixmap right away. */
+ if (!w || !h) {
+ exaCreateDriverPixmap_mixed(pPixmap);
+ pExaPixmap->use_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+ } else {
+ pExaPixmap->use_gpu_copy = FALSE;
+
+ if (w == 1 && h == 1) {
+ pExaPixmap->sys_ptr = malloc(paddedWidth);
+
+ /* Set up damage tracking */
+ pExaPixmap->pDamage = DamageCreate(exaDamageReport_mixed, NULL,
+ DamageReportNonEmpty, TRUE,
+ pPixmap->drawable.pScreen,
+ pPixmap);
+
+ DamageRegister(&pPixmap->drawable, pExaPixmap->pDamage);
+ /* This ensures that pending damage reflects the current operation. */
+ /* This is used by exa to optimize migration. */
+ DamageSetReportAfterOp(pExaPixmap->pDamage, TRUE);
+ }
+ }
+
+ /* During a fallback we must prepare access. */
+ if (pExaScr->fallback_counter)
+ exaPrepareAccess(&pPixmap->drawable, EXA_PREPARE_AUX_DEST);
+
+ return pPixmap;
+}
+
+Bool
+exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData)
+{
+ ScreenPtr pScreen;
+ ExaScreenPrivPtr pExaScr;
+ ExaPixmapPrivPtr pExaPixmap;
+ Bool ret, has_gpu_copy;
+
+ if (!pPixmap)
+ return FALSE;
+
+ pScreen = pPixmap->drawable.pScreen;
+ pExaScr = ExaGetScreenPriv(pScreen);
+ pExaPixmap = ExaGetPixmapPriv(pPixmap);
+
+ if (pPixData) {
+ if (pExaPixmap->driverPriv) {
+ if (pExaPixmap->pDamage) {
+ DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+ DamageDestroy(pExaPixmap->pDamage);
+ pExaPixmap->pDamage = NULL;
+ }
+
+ pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
+ pExaPixmap->driverPriv = NULL;
+ }
+
+ pExaPixmap->use_gpu_copy = FALSE;
+ pExaPixmap->score = EXA_PIXMAP_SCORE_PINNED;
+ }
+
+ has_gpu_copy = exaPixmapHasGpuCopy(pPixmap);
+
+ if (width <= 0)
+ width = pPixmap->drawable.width;
+
+ if (height <= 0)
+ height = pPixmap->drawable.height;
+
+ if (bitsPerPixel <= 0) {
+ if (depth <= 0)
+ bitsPerPixel = pPixmap->drawable.bitsPerPixel;
+ else
+ bitsPerPixel = BitsPerPixel(depth);
+ }
+
+ if (depth <= 0)
+ depth = pPixmap->drawable.depth;
+
+ if (width != pPixmap->drawable.width ||
+ height != pPixmap->drawable.height ||
+ depth != pPixmap->drawable.depth ||
+ bitsPerPixel != pPixmap->drawable.bitsPerPixel) {
+ if (pExaPixmap->driverPriv) {
+ if (devKind > 0)
+ pExaPixmap->fb_pitch = devKind;
+ else
+ exaSetFbPitch(pExaScr, pExaPixmap, width, height, bitsPerPixel);
+
+ exaSetAccelBlock(pExaScr, pExaPixmap,
+ width, height, bitsPerPixel);
+ RegionEmpty(&pExaPixmap->validFB);
+ }
+
+ /* Need to re-create system copy if there's also a GPU copy */
+ if (has_gpu_copy && pExaPixmap->sys_ptr) {
+ free(pExaPixmap->sys_ptr);
+ pExaPixmap->sys_ptr = NULL;
+ pExaPixmap->sys_pitch = PixmapBytePad(width, depth);
+ DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+ DamageDestroy(pExaPixmap->pDamage);
+ pExaPixmap->pDamage = NULL;
+ RegionEmpty(&pExaPixmap->validSys);
+
+ if (pExaScr->deferred_mixed_pixmap == pPixmap)
+ pExaScr->deferred_mixed_pixmap = NULL;
+ }
+ }
+
+ if (has_gpu_copy) {
+ pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr;
+ pPixmap->devKind = pExaPixmap->fb_pitch;
+ } else {
+ pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
+ pPixmap->devKind = pExaPixmap->sys_pitch;
+ }
+
+ /* Only pass driver pixmaps to the driver. */
+ if (pExaScr->info->ModifyPixmapHeader && pExaPixmap->driverPriv) {
+ ret = pExaScr->info->ModifyPixmapHeader(pPixmap, width, height, depth,
+ bitsPerPixel, devKind, pPixData);
+ if (ret == TRUE)
+ goto out;
+ }
+
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+ ret = pScreen->ModifyPixmapHeader(pPixmap, width, height, depth,
+ bitsPerPixel, devKind, pPixData);
+ swap(pExaScr, pScreen, ModifyPixmapHeader);
+
+out:
+ if (has_gpu_copy) {
+ pExaPixmap->fb_ptr = pPixmap->devPrivate.ptr;
+ pExaPixmap->fb_pitch = pPixmap->devKind;
+ } else {
+ pExaPixmap->sys_ptr = pPixmap->devPrivate.ptr;
+ pExaPixmap->sys_pitch = pPixmap->devKind;
+ }
+ /* Always NULL this, we don't want lingering pointers. */
+ pPixmap->devPrivate.ptr = NULL;
+
+ return ret;
+}
+
+Bool
+exaDestroyPixmap_mixed(PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ Bool ret;
+
+ if (pPixmap->refcnt == 1)
+ {
+ ExaPixmapPriv (pPixmap);
+
+ exaDestroyPixmap(pPixmap);
+
+ if (pExaScr->deferred_mixed_pixmap == pPixmap)
+ pExaScr->deferred_mixed_pixmap = NULL;
+
+ if (pExaPixmap->driverPriv)
+ pExaScr->info->DestroyPixmap(pScreen, pExaPixmap->driverPriv);
+ pExaPixmap->driverPriv = NULL;
+
+ if (pExaPixmap->pDamage) {
+ free(pExaPixmap->sys_ptr);
+ pExaPixmap->sys_ptr = NULL;
+ pExaPixmap->pDamage = NULL;
+ }
+ }
+
+ swap(pExaScr, pScreen, DestroyPixmap);
+ ret = pScreen->DestroyPixmap (pPixmap);
+ swap(pExaScr, pScreen, DestroyPixmap);
+
+ return ret;
+}
+
+Bool
+exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pPixmap->drawable.pScreen;
+ ExaScreenPriv(pScreen);
+ ExaPixmapPriv(pPixmap);
+ pointer saved_ptr;
+ Bool ret;
+
+ if (!pExaPixmap->driverPriv)
+ return FALSE;
+
+ saved_ptr = pPixmap->devPrivate.ptr;
+ pPixmap->devPrivate.ptr = ExaGetPixmapAddress(pPixmap);
+ ret = pExaScr->info->PixmapIsOffscreen(pPixmap);
+ pPixmap->devPrivate.ptr = saved_ptr;
+
+ return ret;
+}
diff --git a/xorg-server/exa/exa_priv.h b/xorg-server/exa/exa_priv.h
index 1f6dede94..1b8cf294a 100644
--- a/xorg-server/exa/exa_priv.h
+++ b/xorg-server/exa/exa_priv.h
@@ -1,725 +1,725 @@
-/*
- *
- * Copyright (C) 2000 Keith Packard, member of The XFree86 Project, Inc.
- * 2005 Zack Rusin, Trolltech
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- */
-
-#ifndef EXAPRIV_H
-#define EXAPRIV_H
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "exa.h"
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#ifdef MITSHM
-#include "shmint.h"
-#endif
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "windowstr.h"
-#include "servermd.h"
-#include "mibstore.h"
-#include "colormapst.h"
-#include "gcstruct.h"
-#include "input.h"
-#include "mipointer.h"
-#include "mi.h"
-#include "dix.h"
-#include "fb.h"
-#include "fboverlay.h"
-#include "fbpict.h"
-#include "glyphstr.h"
-#include "damage.h"
-
-#define DEBUG_TRACE_FALL 0
-#define DEBUG_MIGRATE 0
-#define DEBUG_PIXMAP 0
-#define DEBUG_OFFSCREEN 0
-#define DEBUG_GLYPH_CACHE 0
-
-#if DEBUG_TRACE_FALL
-#define EXA_FALLBACK(x) \
-do { \
- ErrorF("EXA fallback at %s: ", __FUNCTION__); \
- ErrorF x; \
-} while (0)
-
-char
-exaDrawableLocation(DrawablePtr pDrawable);
-#else
-#define EXA_FALLBACK(x)
-#endif
-
-#if DEBUG_PIXMAP
-#define DBG_PIXMAP(a) ErrorF a
-#else
-#define DBG_PIXMAP(a)
-#endif
-
-#ifndef EXA_MAX_FB
-#define EXA_MAX_FB FB_OVERLAY_MAX
-#endif
-
-#ifdef DEBUG
-#define EXA_FatalErrorDebug(x) FatalError x
-#define EXA_FatalErrorDebugWithRet(x, ret) FatalError x
-#else
-#define EXA_FatalErrorDebug(x) ErrorF x
-#define EXA_FatalErrorDebugWithRet(x, ret) \
-do { \
- ErrorF x; \
- return ret; \
-} while (0)
-#endif
-
-/**
- * This is the list of migration heuristics supported by EXA. See
- * exaDoMigration() for what their implementations do.
- */
-enum ExaMigrationHeuristic {
- ExaMigrationGreedy,
- ExaMigrationAlways,
- ExaMigrationSmart
-};
-
-typedef struct {
- unsigned char sha1[20];
-} ExaCachedGlyphRec, *ExaCachedGlyphPtr;
-
-typedef struct {
- /* The identity of the cache, statically configured at initialization */
- unsigned int format;
- int glyphWidth;
- int glyphHeight;
-
- int size; /* Size of cache; eventually this should be dynamically determined */
-
- /* Hash table mapping from glyph sha1 to position in the glyph; we use
- * open addressing with a hash table size determined based on size and large
- * enough so that we always have a good amount of free space, so we can
- * use linear probing. (Linear probing is preferrable to double hashing
- * here because it allows us to easily remove entries.)
- */
- int *hashEntries;
- int hashSize;
-
- ExaCachedGlyphPtr glyphs;
- int glyphCount; /* Current number of glyphs */
-
- PicturePtr picture; /* Where the glyphs of the cache are stored */
- int yOffset; /* y location within the picture where the cache starts */
- int columns; /* Number of columns the glyphs are layed out in */
- int evictionPosition; /* Next random position to evict a glyph */
-} ExaGlyphCacheRec, *ExaGlyphCachePtr;
-
-#define EXA_NUM_GLYPH_CACHES 4
-
-#define EXA_FALLBACK_COPYWINDOW (1 << 0)
-#define EXA_ACCEL_COPYWINDOW (1 << 1)
-
-typedef struct _ExaMigrationRec {
- Bool as_dst;
- Bool as_src;
- PixmapPtr pPix;
- RegionPtr pReg;
-} ExaMigrationRec, *ExaMigrationPtr;
-
-typedef void (*EnableDisableFBAccessProcPtr)(int, Bool);
-typedef struct {
- ExaDriverPtr info;
- ScreenBlockHandlerProcPtr SavedBlockHandler;
- ScreenWakeupHandlerProcPtr SavedWakeupHandler;
- CreateGCProcPtr SavedCreateGC;
- CloseScreenProcPtr SavedCloseScreen;
- GetImageProcPtr SavedGetImage;
- GetSpansProcPtr SavedGetSpans;
- CreatePixmapProcPtr SavedCreatePixmap;
- DestroyPixmapProcPtr SavedDestroyPixmap;
- CopyWindowProcPtr SavedCopyWindow;
- ChangeWindowAttributesProcPtr SavedChangeWindowAttributes;
- BitmapToRegionProcPtr SavedBitmapToRegion;
- CreateScreenResourcesProcPtr SavedCreateScreenResources;
- ModifyPixmapHeaderProcPtr SavedModifyPixmapHeader;
- SourceValidateProcPtr SavedSourceValidate;
- CompositeProcPtr SavedComposite;
- TrianglesProcPtr SavedTriangles;
- GlyphsProcPtr SavedGlyphs;
- TrapezoidsProcPtr SavedTrapezoids;
- AddTrapsProcPtr SavedAddTraps;
- void (*do_migration) (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
- Bool (*pixmap_has_gpu_copy) (PixmapPtr pPixmap);
- void (*do_move_in_pixmap) (PixmapPtr pPixmap);
- void (*do_move_out_pixmap) (PixmapPtr pPixmap);
- void (*prepare_access_reg)(PixmapPtr pPixmap, int index, RegionPtr pReg);
-
- Bool swappedOut;
- enum ExaMigrationHeuristic migration;
- Bool checkDirtyCorrectness;
- unsigned disableFbCount;
- Bool optimize_migration;
- unsigned offScreenCounter;
- unsigned numOffscreenAvailable;
- CARD32 lastDefragment;
- CARD32 nextDefragment;
- PixmapPtr deferred_mixed_pixmap;
-
- /* Reference counting for accessed pixmaps */
- struct {
- PixmapPtr pixmap;
- int count;
- Bool retval;
- } access[EXA_NUM_PREPARE_INDICES];
-
- /* Holds information on fallbacks that cannot be relayed otherwise. */
- unsigned int fallback_flags;
- unsigned int fallback_counter;
-
- ExaGlyphCacheRec glyphCaches[EXA_NUM_GLYPH_CACHES];
-
- /**
- * Regions affected by fallback composite source / mask operations.
- */
-
- RegionRec srcReg;
- RegionRec maskReg;
- PixmapPtr srcPix;
-
-} ExaScreenPrivRec, *ExaScreenPrivPtr;
-
-/*
- * This is the only completely portable way to
- * compute this info.
- */
-#ifndef BitsPerPixel
-#define BitsPerPixel(d) (\
- PixmapWidthPaddingInfo[d].notPower2 ? \
- (PixmapWidthPaddingInfo[d].bytesPerPixel * 8) : \
- ((1 << PixmapWidthPaddingInfo[d].padBytesLog2) * 8 / \
- (PixmapWidthPaddingInfo[d].padRoundUp+1)))
-#endif
-
-extern DevPrivateKeyRec exaScreenPrivateKeyRec;
-#define exaScreenPrivateKey (&exaScreenPrivateKeyRec)
-extern DevPrivateKeyRec exaPixmapPrivateKeyRec;
-#define exaPixmapPrivateKey (&exaPixmapPrivateKeyRec)
-extern DevPrivateKeyRec exaGCPrivateKeyRec;
-#define exaGCPrivateKey (&exaGCPrivateKeyRec)
-
-#define ExaGetScreenPriv(s) ((ExaScreenPrivPtr)dixLookupPrivate(&(s)->devPrivates, exaScreenPrivateKey))
-#define ExaScreenPriv(s) ExaScreenPrivPtr pExaScr = ExaGetScreenPriv(s)
-
-#define ExaGetGCPriv(gc) ((ExaGCPrivPtr)dixLookupPrivate(&(gc)->devPrivates, exaGCPrivateKey))
-#define ExaGCPriv(gc) ExaGCPrivPtr pExaGC = ExaGetGCPriv(gc)
-
-/*
- * Some macros to deal with function wrapping.
- */
-#define wrap(priv, real, mem, func) {\
- priv->Saved##mem = real->mem; \
- real->mem = func; \
-}
-
-#define unwrap(priv, real, mem) {\
- real->mem = priv->Saved##mem; \
-}
-
-#define swap(priv, real, mem) {\
- void *tmp = priv->Saved##mem; \
- priv->Saved##mem = real->mem; \
- real->mem = tmp; \
-}
-
-#define EXA_PRE_FALLBACK(_screen_) \
- ExaScreenPriv(_screen_); \
- pExaScr->fallback_counter++;
-
-#define EXA_POST_FALLBACK(_screen_) \
- pExaScr->fallback_counter--;
-
-#define EXA_PRE_FALLBACK_GC(_gc_) \
- ExaScreenPriv(_gc_->pScreen); \
- ExaGCPriv(_gc_); \
- pExaScr->fallback_counter++; \
- swap(pExaGC, _gc_, ops);
-
-#define EXA_POST_FALLBACK_GC(_gc_) \
- pExaScr->fallback_counter--; \
- swap(pExaGC, _gc_, ops);
-
-/** Align an offset to an arbitrary alignment */
-#define EXA_ALIGN(offset, align) (((offset) + (align) - 1) - \
- (((offset) + (align) - 1) % (align)))
-/** Align an offset to a power-of-two alignment */
-#define EXA_ALIGN2(offset, align) (((offset) + (align) - 1) & ~((align) - 1))
-
-#define EXA_PIXMAP_SCORE_MOVE_IN 10
-#define EXA_PIXMAP_SCORE_MAX 20
-#define EXA_PIXMAP_SCORE_MOVE_OUT -10
-#define EXA_PIXMAP_SCORE_MIN -20
-#define EXA_PIXMAP_SCORE_PINNED 1000
-#define EXA_PIXMAP_SCORE_INIT 1001
-
-#define ExaGetPixmapPriv(p) ((ExaPixmapPrivPtr)dixLookupPrivate(&(p)->devPrivates, exaPixmapPrivateKey))
-#define ExaSetPixmapPriv(p,a) dixSetPrivate(&(p)->devPrivates, exaPixmapPrivateKey, a)
-#define ExaPixmapPriv(p) ExaPixmapPrivPtr pExaPixmap = ExaGetPixmapPriv(p)
-
-#define EXA_RANGE_PITCH (1 << 0)
-#define EXA_RANGE_WIDTH (1 << 1)
-#define EXA_RANGE_HEIGHT (1 << 2)
-
-typedef struct {
- ExaOffscreenArea *area;
- int score; /**< score for the move-in vs move-out heuristic */
- Bool use_gpu_copy;
-
- CARD8 *sys_ptr; /**< pointer to pixmap data in system memory */
- int sys_pitch; /**< pitch of pixmap in system memory */
-
- CARD8 *fb_ptr; /**< pointer to pixmap data in framebuffer memory */
- int fb_pitch; /**< pitch of pixmap in framebuffer memory */
- unsigned int fb_size; /**< size of pixmap in framebuffer memory */
-
- /**
- * Holds information about whether this pixmap can be used for
- * acceleration (== 0) or not (> 0).
- *
- * Contains a OR'ed combination of the following values:
- * EXA_RANGE_PITCH - set if the pixmap's pitch is out of range
- * EXA_RANGE_WIDTH - set if the pixmap's width is out of range
- * EXA_RANGE_HEIGHT - set if the pixmap's height is out of range
- */
- unsigned int accel_blocked;
-
- /**
- * The damage record contains the areas of the pixmap's current location
- * (framebuffer or system) that have been damaged compared to the other
- * location.
- */
- DamagePtr pDamage;
- /**
- * The valid regions mark the valid bits (at least, as they're derived from
- * damage, which may be overreported) of a pixmap's system and FB copies.
- */
- RegionRec validSys, validFB;
- /**
- * Driver private storage per EXA pixmap
- */
- void *driverPriv;
-} ExaPixmapPrivRec, *ExaPixmapPrivPtr;
-
-typedef struct {
- /* GC values from the layer below. */
- GCOps *Savedops;
- GCFuncs *Savedfuncs;
-} ExaGCPrivRec, *ExaGCPrivPtr;
-
-typedef struct {
- PicturePtr pDst;
- INT16 xSrc;
- INT16 ySrc;
- INT16 xMask;
- INT16 yMask;
- INT16 xDst;
- INT16 yDst;
- INT16 width;
- INT16 height;
-} ExaCompositeRectRec, *ExaCompositeRectPtr;
-
-/**
- * exaDDXDriverInit must be implemented by the DDX using EXA, and is the place
- * to set EXA options or hook in screen functions to handle using EXA as the AA.
- */
-void exaDDXDriverInit (ScreenPtr pScreen);
-
-/* exa_unaccel.c */
-void
-exaPrepareAccessGC(GCPtr pGC);
-
-void
-exaFinishAccessGC(GCPtr pGC);
-
-void
-ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
- DDXPointPtr ppt, int *pwidth, int fSorted);
-
-void
-ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
- DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
-
-void
-ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
- int x, int y, int w, int h, int leftPad, int format,
- char *bits);
-
-void
-ExaCheckCopyNtoN (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
- BoxPtr pbox, int nbox, int dx, int dy, Bool reverse,
- Bool upsidedown, Pixel bitplane, void *closure);
-
-RegionPtr
-ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
- int srcx, int srcy, int w, int h, int dstx, int dsty);
-
-RegionPtr
-ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
- int srcx, int srcy, int w, int h, int dstx, int dsty,
- unsigned long bitPlane);
-
-void
-ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
- DDXPointPtr pptInit);
-
-void
-ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
- int mode, int npt, DDXPointPtr ppt);
-
-void
-ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
- int nsegInit, xSegment *pSegInit);
-
-void
-ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
- int narcs, xArc *pArcs);
-
-void
-ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
- int nrect, xRectangle *prect);
-
-void
-ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
- int x, int y, unsigned int nglyph,
- CharInfoPtr *ppci, pointer pglyphBase);
-
-void
-ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
- int x, int y, unsigned int nglyph,
- CharInfoPtr *ppci, pointer pglyphBase);
-
-void
-ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
- DrawablePtr pDrawable,
- int w, int h, int x, int y);
-
-void
-ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
-
-void
-ExaCheckGetImage(DrawablePtr pDrawable, int x, int y, int w, int h,
- unsigned int format, unsigned long planeMask, char *d);
-
-void
-ExaCheckGetSpans (DrawablePtr pDrawable,
- int wMax,
- DDXPointPtr ppt,
- int *pwidth,
- int nspans,
- char *pdstStart);
-
-void
-ExaCheckAddTraps (PicturePtr pPicture,
- INT16 x_off,
- INT16 y_off,
- int ntrap,
- xTrap *traps);
-
-/* exa_accel.c */
-
-static _X_INLINE Bool
-exaGCReadsDestination(DrawablePtr pDrawable, unsigned long planemask,
- unsigned int fillStyle, unsigned char alu,
- unsigned int clientClipType)
-{
- return ((alu != GXcopy && alu != GXclear && alu != GXset &&
- alu != GXcopyInverted) || fillStyle == FillStippled ||
- clientClipType != CT_NONE || !EXA_PM_IS_SOLID(pDrawable, planemask));
-}
-
-void
-exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
-
-Bool
-exaFillRegionTiled (DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile,
- DDXPointPtr pPatOrg, CARD32 planemask, CARD32 alu,
- unsigned int clientClipType);
-
-void
-exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
- unsigned int format, unsigned long planeMask, char *d);
-
-RegionPtr
-exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
- int srcx, int srcy, int width, int height, int dstx, int dsty);
-
-Bool
-exaHWCopyNtoN (DrawablePtr pSrcDrawable,
- DrawablePtr pDstDrawable,
- GCPtr pGC,
- BoxPtr pbox,
- int nbox,
- int dx,
- int dy,
- Bool reverse,
- Bool upsidedown);
-
-void
-exaCopyNtoN (DrawablePtr pSrcDrawable,
- DrawablePtr pDstDrawable,
- GCPtr pGC,
- BoxPtr pbox,
- int nbox,
- int dx,
- int dy,
- Bool reverse,
- Bool upsidedown,
- Pixel bitplane,
- void *closure);
-
-extern const GCOps exaOps;
-
-void
-ExaCheckComposite (CARD8 op,
- PicturePtr pSrc,
- PicturePtr pMask,
- PicturePtr pDst,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMask,
- INT16 yMask,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height);
-
-void
-ExaCheckGlyphs (CARD8 op,
- PicturePtr pSrc,
- PicturePtr pDst,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int nlist,
- GlyphListPtr list,
- GlyphPtr *glyphs);
-
-/* exa_offscreen.c */
-void
-ExaOffscreenSwapOut (ScreenPtr pScreen);
-
-void
-ExaOffscreenSwapIn (ScreenPtr pScreen);
-
-ExaOffscreenArea*
-ExaOffscreenDefragment (ScreenPtr pScreen);
-
-Bool
-exaOffscreenInit(ScreenPtr pScreen);
-
-void
-ExaOffscreenFini (ScreenPtr pScreen);
-
-/* exa.c */
-Bool
-ExaDoPrepareAccess(PixmapPtr pPixmap, int index);
-
-void
-exaPrepareAccess(DrawablePtr pDrawable, int index);
-
-void
-exaFinishAccess(DrawablePtr pDrawable, int index);
-
-void
-exaDestroyPixmap(PixmapPtr pPixmap);
-
-void
-exaPixmapDirty(PixmapPtr pPix, int x1, int y1, int x2, int y2);
-
-void
-exaGetDrawableDeltas (DrawablePtr pDrawable, PixmapPtr pPixmap,
- int *xp, int *yp);
-
-Bool
-exaPixmapHasGpuCopy(PixmapPtr p);
-
-PixmapPtr
-exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp);
-
-PixmapPtr
-exaGetDrawablePixmap(DrawablePtr pDrawable);
-
-void
-exaSetFbPitch(ExaScreenPrivPtr pExaScr, ExaPixmapPrivPtr pExaPixmap,
- int w, int h, int bpp);
-
-void
-exaSetAccelBlock(ExaScreenPrivPtr pExaScr, ExaPixmapPrivPtr pExaPixmap,
- int w, int h, int bpp);
-
-void
-exaDoMigration (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
-
-Bool
-exaPixmapIsPinned (PixmapPtr pPix);
-
-extern const GCFuncs exaGCFuncs;
-
-/* exa_classic.c */
-PixmapPtr
-exaCreatePixmap_classic(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class);
-
-Bool
-exaModifyPixmapHeader_classic(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData);
-
-Bool
-exaDestroyPixmap_classic (PixmapPtr pPixmap);
-
-Bool
-exaPixmapHasGpuCopy_classic(PixmapPtr pPixmap);
-
-/* exa_driver.c */
-PixmapPtr
-exaCreatePixmap_driver(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class);
-
-Bool
-exaModifyPixmapHeader_driver(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData);
-
-Bool
-exaDestroyPixmap_driver (PixmapPtr pPixmap);
-
-Bool
-exaPixmapHasGpuCopy_driver(PixmapPtr pPixmap);
-
-/* exa_mixed.c */
-PixmapPtr
-exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
- unsigned class);
-
-Bool
-exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
- int bitsPerPixel, int devKind, pointer pPixData);
-
-Bool
-exaDestroyPixmap_mixed(PixmapPtr pPixmap);
-
-Bool
-exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap);
-
-/* exa_migration_mixed.c */
-void
-exaCreateDriverPixmap_mixed(PixmapPtr pPixmap);
-
-void
-exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
-
-void
-exaMoveInPixmap_mixed(PixmapPtr pPixmap);
-
-void
-exaDamageReport_mixed(DamagePtr pDamage, RegionPtr pRegion, void *closure);
-
-void
-exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg);
-
-/* exa_render.c */
-Bool
-exaOpReadsDestination (CARD8 op);
-
-void
-exaComposite(CARD8 op,
- PicturePtr pSrc,
- PicturePtr pMask,
- PicturePtr pDst,
- INT16 xSrc,
- INT16 ySrc,
- INT16 xMask,
- INT16 yMask,
- INT16 xDst,
- INT16 yDst,
- CARD16 width,
- CARD16 height);
-
-void
-exaCompositeRects(CARD8 op,
- PicturePtr Src,
- PicturePtr pMask,
- PicturePtr pDst,
- int nrect,
- ExaCompositeRectPtr rects);
-
-void
-exaTrapezoids (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
- PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
- int ntrap, xTrapezoid *traps);
-
-void
-exaTriangles (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
- PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
- int ntri, xTriangle *tris);
-
-/* exa_glyph.c */
-void
-exaGlyphsInit(ScreenPtr pScreen);
-
-void
-exaGlyphsFini (ScreenPtr pScreen);
-
-void
-exaGlyphs (CARD8 op,
- PicturePtr pSrc,
- PicturePtr pDst,
- PictFormatPtr maskFormat,
- INT16 xSrc,
- INT16 ySrc,
- int nlist,
- GlyphListPtr list,
- GlyphPtr *glyphs);
-
-/* exa_migration_classic.c */
-void
-exaCopyDirtyToSys (ExaMigrationPtr migrate);
-
-void
-exaCopyDirtyToFb (ExaMigrationPtr migrate);
-
-void
-exaDoMigration_classic (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
-
-void
-exaPixmapSave (ScreenPtr pScreen, ExaOffscreenArea *area);
-
-void
-exaMoveOutPixmap_classic (PixmapPtr pPixmap);
-
-void
-exaMoveInPixmap_classic (PixmapPtr pPixmap);
-
-void
-exaPrepareAccessReg_classic(PixmapPtr pPixmap, int index, RegionPtr pReg);
-
-#endif /* EXAPRIV_H */
+/*
+ *
+ * Copyright (C) 2000 Keith Packard, member of The XFree86 Project, Inc.
+ * 2005 Zack Rusin, Trolltech
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#ifndef EXAPRIV_H
+#define EXAPRIV_H
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "exa.h"
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#ifdef MITSHM
+#include "shmint.h"
+#endif
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "windowstr.h"
+#include "servermd.h"
+#include "mibstore.h"
+#include "colormapst.h"
+#include "gcstruct.h"
+#include "input.h"
+#include "mipointer.h"
+#include "mi.h"
+#include "dix.h"
+#include "fb.h"
+#include "fboverlay.h"
+#include "fbpict.h"
+#include "glyphstr.h"
+#include "damage.h"
+
+#define DEBUG_TRACE_FALL 0
+#define DEBUG_MIGRATE 0
+#define DEBUG_PIXMAP 0
+#define DEBUG_OFFSCREEN 0
+#define DEBUG_GLYPH_CACHE 0
+
+#if DEBUG_TRACE_FALL
+#define EXA_FALLBACK(x) \
+do { \
+ ErrorF("EXA fallback at %s: ", __FUNCTION__); \
+ ErrorF x; \
+} while (0)
+
+char
+exaDrawableLocation(DrawablePtr pDrawable);
+#else
+#define EXA_FALLBACK(x)
+#endif
+
+#if DEBUG_PIXMAP
+#define DBG_PIXMAP(a) ErrorF a
+#else
+#define DBG_PIXMAP(a)
+#endif
+
+#ifndef EXA_MAX_FB
+#define EXA_MAX_FB FB_OVERLAY_MAX
+#endif
+
+#ifdef DEBUG
+#define EXA_FatalErrorDebug(x) FatalError x
+#define EXA_FatalErrorDebugWithRet(x, ret) FatalError x
+#else
+#define EXA_FatalErrorDebug(x) ErrorF x
+#define EXA_FatalErrorDebugWithRet(x, ret) \
+do { \
+ ErrorF x; \
+ return ret; \
+} while (0)
+#endif
+
+/**
+ * This is the list of migration heuristics supported by EXA. See
+ * exaDoMigration() for what their implementations do.
+ */
+enum ExaMigrationHeuristic {
+ ExaMigrationGreedy,
+ ExaMigrationAlways,
+ ExaMigrationSmart
+};
+
+typedef struct {
+ unsigned char sha1[20];
+} ExaCachedGlyphRec, *ExaCachedGlyphPtr;
+
+typedef struct {
+ /* The identity of the cache, statically configured at initialization */
+ unsigned int format;
+ int glyphWidth;
+ int glyphHeight;
+
+ int size; /* Size of cache; eventually this should be dynamically determined */
+
+ /* Hash table mapping from glyph sha1 to position in the glyph; we use
+ * open addressing with a hash table size determined based on size and large
+ * enough so that we always have a good amount of free space, so we can
+ * use linear probing. (Linear probing is preferrable to double hashing
+ * here because it allows us to easily remove entries.)
+ */
+ int *hashEntries;
+ int hashSize;
+
+ ExaCachedGlyphPtr glyphs;
+ int glyphCount; /* Current number of glyphs */
+
+ PicturePtr picture; /* Where the glyphs of the cache are stored */
+ int yOffset; /* y location within the picture where the cache starts */
+ int columns; /* Number of columns the glyphs are layed out in */
+ int evictionPosition; /* Next random position to evict a glyph */
+} ExaGlyphCacheRec, *ExaGlyphCachePtr;
+
+#define EXA_NUM_GLYPH_CACHES 4
+
+#define EXA_FALLBACK_COPYWINDOW (1 << 0)
+#define EXA_ACCEL_COPYWINDOW (1 << 1)
+
+typedef struct _ExaMigrationRec {
+ Bool as_dst;
+ Bool as_src;
+ PixmapPtr pPix;
+ RegionPtr pReg;
+} ExaMigrationRec, *ExaMigrationPtr;
+
+typedef void (*EnableDisableFBAccessProcPtr)(int, Bool);
+typedef struct {
+ ExaDriverPtr info;
+ ScreenBlockHandlerProcPtr SavedBlockHandler;
+ ScreenWakeupHandlerProcPtr SavedWakeupHandler;
+ CreateGCProcPtr SavedCreateGC;
+ CloseScreenProcPtr SavedCloseScreen;
+ GetImageProcPtr SavedGetImage;
+ GetSpansProcPtr SavedGetSpans;
+ CreatePixmapProcPtr SavedCreatePixmap;
+ DestroyPixmapProcPtr SavedDestroyPixmap;
+ CopyWindowProcPtr SavedCopyWindow;
+ ChangeWindowAttributesProcPtr SavedChangeWindowAttributes;
+ BitmapToRegionProcPtr SavedBitmapToRegion;
+ CreateScreenResourcesProcPtr SavedCreateScreenResources;
+ ModifyPixmapHeaderProcPtr SavedModifyPixmapHeader;
+ SourceValidateProcPtr SavedSourceValidate;
+ CompositeProcPtr SavedComposite;
+ TrianglesProcPtr SavedTriangles;
+ GlyphsProcPtr SavedGlyphs;
+ TrapezoidsProcPtr SavedTrapezoids;
+ AddTrapsProcPtr SavedAddTraps;
+ void (*do_migration) (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
+ Bool (*pixmap_has_gpu_copy) (PixmapPtr pPixmap);
+ void (*do_move_in_pixmap) (PixmapPtr pPixmap);
+ void (*do_move_out_pixmap) (PixmapPtr pPixmap);
+ void (*prepare_access_reg)(PixmapPtr pPixmap, int index, RegionPtr pReg);
+
+ Bool swappedOut;
+ enum ExaMigrationHeuristic migration;
+ Bool checkDirtyCorrectness;
+ unsigned disableFbCount;
+ Bool optimize_migration;
+ unsigned offScreenCounter;
+ unsigned numOffscreenAvailable;
+ CARD32 lastDefragment;
+ CARD32 nextDefragment;
+ PixmapPtr deferred_mixed_pixmap;
+
+ /* Reference counting for accessed pixmaps */
+ struct {
+ PixmapPtr pixmap;
+ int count;
+ Bool retval;
+ } access[EXA_NUM_PREPARE_INDICES];
+
+ /* Holds information on fallbacks that cannot be relayed otherwise. */
+ unsigned int fallback_flags;
+ unsigned int fallback_counter;
+
+ ExaGlyphCacheRec glyphCaches[EXA_NUM_GLYPH_CACHES];
+
+ /**
+ * Regions affected by fallback composite source / mask operations.
+ */
+
+ RegionRec srcReg;
+ RegionRec maskReg;
+ PixmapPtr srcPix;
+
+} ExaScreenPrivRec, *ExaScreenPrivPtr;
+
+/*
+ * This is the only completely portable way to
+ * compute this info.
+ */
+#ifndef BitsPerPixel
+#define BitsPerPixel(d) (\
+ PixmapWidthPaddingInfo[d].notPower2 ? \
+ (PixmapWidthPaddingInfo[d].bytesPerPixel * 8) : \
+ ((1 << PixmapWidthPaddingInfo[d].padBytesLog2) * 8 / \
+ (PixmapWidthPaddingInfo[d].padRoundUp+1)))
+#endif
+
+extern DevPrivateKeyRec exaScreenPrivateKeyRec;
+#define exaScreenPrivateKey (&exaScreenPrivateKeyRec)
+extern DevPrivateKeyRec exaPixmapPrivateKeyRec;
+#define exaPixmapPrivateKey (&exaPixmapPrivateKeyRec)
+extern DevPrivateKeyRec exaGCPrivateKeyRec;
+#define exaGCPrivateKey (&exaGCPrivateKeyRec)
+
+#define ExaGetScreenPriv(s) ((ExaScreenPrivPtr)dixLookupPrivate(&(s)->devPrivates, exaScreenPrivateKey))
+#define ExaScreenPriv(s) ExaScreenPrivPtr pExaScr = ExaGetScreenPriv(s)
+
+#define ExaGetGCPriv(gc) ((ExaGCPrivPtr)dixLookupPrivate(&(gc)->devPrivates, exaGCPrivateKey))
+#define ExaGCPriv(gc) ExaGCPrivPtr pExaGC = ExaGetGCPriv(gc)
+
+/*
+ * Some macros to deal with function wrapping.
+ */
+#define wrap(priv, real, mem, func) {\
+ priv->Saved##mem = real->mem; \
+ real->mem = func; \
+}
+
+#define unwrap(priv, real, mem) {\
+ real->mem = priv->Saved##mem; \
+}
+
+#define swap(priv, real, mem) {\
+ void *tmp = priv->Saved##mem; \
+ priv->Saved##mem = real->mem; \
+ real->mem = tmp; \
+}
+
+#define EXA_PRE_FALLBACK(_screen_) \
+ ExaScreenPriv(_screen_); \
+ pExaScr->fallback_counter++;
+
+#define EXA_POST_FALLBACK(_screen_) \
+ pExaScr->fallback_counter--;
+
+#define EXA_PRE_FALLBACK_GC(_gc_) \
+ ExaScreenPriv(_gc_->pScreen); \
+ ExaGCPriv(_gc_); \
+ pExaScr->fallback_counter++; \
+ swap(pExaGC, _gc_, ops);
+
+#define EXA_POST_FALLBACK_GC(_gc_) \
+ pExaScr->fallback_counter--; \
+ swap(pExaGC, _gc_, ops);
+
+/** Align an offset to an arbitrary alignment */
+#define EXA_ALIGN(offset, align) (((offset) + (align) - 1) - \
+ (((offset) + (align) - 1) % (align)))
+/** Align an offset to a power-of-two alignment */
+#define EXA_ALIGN2(offset, align) (((offset) + (align) - 1) & ~((align) - 1))
+
+#define EXA_PIXMAP_SCORE_MOVE_IN 10
+#define EXA_PIXMAP_SCORE_MAX 20
+#define EXA_PIXMAP_SCORE_MOVE_OUT -10
+#define EXA_PIXMAP_SCORE_MIN -20
+#define EXA_PIXMAP_SCORE_PINNED 1000
+#define EXA_PIXMAP_SCORE_INIT 1001
+
+#define ExaGetPixmapPriv(p) ((ExaPixmapPrivPtr)dixLookupPrivate(&(p)->devPrivates, exaPixmapPrivateKey))
+#define ExaSetPixmapPriv(p,a) dixSetPrivate(&(p)->devPrivates, exaPixmapPrivateKey, a)
+#define ExaPixmapPriv(p) ExaPixmapPrivPtr pExaPixmap = ExaGetPixmapPriv(p)
+
+#define EXA_RANGE_PITCH (1 << 0)
+#define EXA_RANGE_WIDTH (1 << 1)
+#define EXA_RANGE_HEIGHT (1 << 2)
+
+typedef struct {
+ ExaOffscreenArea *area;
+ int score; /**< score for the move-in vs move-out heuristic */
+ Bool use_gpu_copy;
+
+ CARD8 *sys_ptr; /**< pointer to pixmap data in system memory */
+ int sys_pitch; /**< pitch of pixmap in system memory */
+
+ CARD8 *fb_ptr; /**< pointer to pixmap data in framebuffer memory */
+ int fb_pitch; /**< pitch of pixmap in framebuffer memory */
+ unsigned int fb_size; /**< size of pixmap in framebuffer memory */
+
+ /**
+ * Holds information about whether this pixmap can be used for
+ * acceleration (== 0) or not (> 0).
+ *
+ * Contains a OR'ed combination of the following values:
+ * EXA_RANGE_PITCH - set if the pixmap's pitch is out of range
+ * EXA_RANGE_WIDTH - set if the pixmap's width is out of range
+ * EXA_RANGE_HEIGHT - set if the pixmap's height is out of range
+ */
+ unsigned int accel_blocked;
+
+ /**
+ * The damage record contains the areas of the pixmap's current location
+ * (framebuffer or system) that have been damaged compared to the other
+ * location.
+ */
+ DamagePtr pDamage;
+ /**
+ * The valid regions mark the valid bits (at least, as they're derived from
+ * damage, which may be overreported) of a pixmap's system and FB copies.
+ */
+ RegionRec validSys, validFB;
+ /**
+ * Driver private storage per EXA pixmap
+ */
+ void *driverPriv;
+} ExaPixmapPrivRec, *ExaPixmapPrivPtr;
+
+typedef struct {
+ /* GC values from the layer below. */
+ GCOps *Savedops;
+ GCFuncs *Savedfuncs;
+} ExaGCPrivRec, *ExaGCPrivPtr;
+
+typedef struct {
+ PicturePtr pDst;
+ INT16 xSrc;
+ INT16 ySrc;
+ INT16 xMask;
+ INT16 yMask;
+ INT16 xDst;
+ INT16 yDst;
+ INT16 width;
+ INT16 height;
+} ExaCompositeRectRec, *ExaCompositeRectPtr;
+
+/**
+ * exaDDXDriverInit must be implemented by the DDX using EXA, and is the place
+ * to set EXA options or hook in screen functions to handle using EXA as the AA.
+ */
+void exaDDXDriverInit (ScreenPtr pScreen);
+
+/* exa_unaccel.c */
+void
+exaPrepareAccessGC(GCPtr pGC);
+
+void
+exaFinishAccessGC(GCPtr pGC);
+
+void
+ExaCheckFillSpans (DrawablePtr pDrawable, GCPtr pGC, int nspans,
+ DDXPointPtr ppt, int *pwidth, int fSorted);
+
+void
+ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
+ DDXPointPtr ppt, int *pwidth, int nspans, int fSorted);
+
+void
+ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
+ int x, int y, int w, int h, int leftPad, int format,
+ char *bits);
+
+void
+ExaCheckCopyNtoN (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
+ BoxPtr pbox, int nbox, int dx, int dy, Bool reverse,
+ Bool upsidedown, Pixel bitplane, void *closure);
+
+RegionPtr
+ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
+ int srcx, int srcy, int w, int h, int dstx, int dsty);
+
+RegionPtr
+ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
+ int srcx, int srcy, int w, int h, int dstx, int dsty,
+ unsigned long bitPlane);
+
+void
+ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
+ DDXPointPtr pptInit);
+
+void
+ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
+ int mode, int npt, DDXPointPtr ppt);
+
+void
+ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
+ int nsegInit, xSegment *pSegInit);
+
+void
+ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
+ int narcs, xArc *pArcs);
+
+void
+ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
+ int nrect, xRectangle *prect);
+
+void
+ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
+ int x, int y, unsigned int nglyph,
+ CharInfoPtr *ppci, pointer pglyphBase);
+
+void
+ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
+ int x, int y, unsigned int nglyph,
+ CharInfoPtr *ppci, pointer pglyphBase);
+
+void
+ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
+ DrawablePtr pDrawable,
+ int w, int h, int x, int y);
+
+void
+ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
+
+void
+ExaCheckGetImage(DrawablePtr pDrawable, int x, int y, int w, int h,
+ unsigned int format, unsigned long planeMask, char *d);
+
+void
+ExaCheckGetSpans (DrawablePtr pDrawable,
+ int wMax,
+ DDXPointPtr ppt,
+ int *pwidth,
+ int nspans,
+ char *pdstStart);
+
+void
+ExaCheckAddTraps (PicturePtr pPicture,
+ INT16 x_off,
+ INT16 y_off,
+ int ntrap,
+ xTrap *traps);
+
+/* exa_accel.c */
+
+static _X_INLINE Bool
+exaGCReadsDestination(DrawablePtr pDrawable, unsigned long planemask,
+ unsigned int fillStyle, unsigned char alu,
+ unsigned int clientClipType)
+{
+ return ((alu != GXcopy && alu != GXclear && alu != GXset &&
+ alu != GXcopyInverted) || fillStyle == FillStippled ||
+ clientClipType != CT_NONE || !EXA_PM_IS_SOLID(pDrawable, planemask));
+}
+
+void
+exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
+
+Bool
+exaFillRegionTiled (DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile,
+ DDXPointPtr pPatOrg, CARD32 planemask, CARD32 alu,
+ unsigned int clientClipType);
+
+void
+exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h,
+ unsigned int format, unsigned long planeMask, char *d);
+
+RegionPtr
+exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
+ int srcx, int srcy, int width, int height, int dstx, int dsty);
+
+Bool
+exaHWCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown);
+
+void
+exaCopyNtoN (DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ GCPtr pGC,
+ BoxPtr pbox,
+ int nbox,
+ int dx,
+ int dy,
+ Bool reverse,
+ Bool upsidedown,
+ Pixel bitplane,
+ void *closure);
+
+extern const GCOps exaOps;
+
+void
+ExaCheckComposite (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+void
+ExaCheckGlyphs (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int nlist,
+ GlyphListPtr list,
+ GlyphPtr *glyphs);
+
+/* exa_offscreen.c */
+void
+ExaOffscreenSwapOut (ScreenPtr pScreen);
+
+void
+ExaOffscreenSwapIn (ScreenPtr pScreen);
+
+ExaOffscreenArea*
+ExaOffscreenDefragment (ScreenPtr pScreen);
+
+Bool
+exaOffscreenInit(ScreenPtr pScreen);
+
+void
+ExaOffscreenFini (ScreenPtr pScreen);
+
+/* exa.c */
+Bool
+ExaDoPrepareAccess(PixmapPtr pPixmap, int index);
+
+void
+exaPrepareAccess(DrawablePtr pDrawable, int index);
+
+void
+exaFinishAccess(DrawablePtr pDrawable, int index);
+
+void
+exaDestroyPixmap(PixmapPtr pPixmap);
+
+void
+exaPixmapDirty(PixmapPtr pPix, int x1, int y1, int x2, int y2);
+
+void
+exaGetDrawableDeltas (DrawablePtr pDrawable, PixmapPtr pPixmap,
+ int *xp, int *yp);
+
+Bool
+exaPixmapHasGpuCopy(PixmapPtr p);
+
+PixmapPtr
+exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp);
+
+PixmapPtr
+exaGetDrawablePixmap(DrawablePtr pDrawable);
+
+void
+exaSetFbPitch(ExaScreenPrivPtr pExaScr, ExaPixmapPrivPtr pExaPixmap,
+ int w, int h, int bpp);
+
+void
+exaSetAccelBlock(ExaScreenPrivPtr pExaScr, ExaPixmapPrivPtr pExaPixmap,
+ int w, int h, int bpp);
+
+void
+exaDoMigration (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
+
+Bool
+exaPixmapIsPinned (PixmapPtr pPix);
+
+extern const GCFuncs exaGCFuncs;
+
+/* exa_classic.c */
+PixmapPtr
+exaCreatePixmap_classic(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint);
+
+Bool
+exaModifyPixmapHeader_classic(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData);
+
+Bool
+exaDestroyPixmap_classic (PixmapPtr pPixmap);
+
+Bool
+exaPixmapHasGpuCopy_classic(PixmapPtr pPixmap);
+
+/* exa_driver.c */
+PixmapPtr
+exaCreatePixmap_driver(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint);
+
+Bool
+exaModifyPixmapHeader_driver(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData);
+
+Bool
+exaDestroyPixmap_driver (PixmapPtr pPixmap);
+
+Bool
+exaPixmapHasGpuCopy_driver(PixmapPtr pPixmap);
+
+/* exa_mixed.c */
+PixmapPtr
+exaCreatePixmap_mixed(ScreenPtr pScreen, int w, int h, int depth,
+ unsigned usage_hint);
+
+Bool
+exaModifyPixmapHeader_mixed(PixmapPtr pPixmap, int width, int height, int depth,
+ int bitsPerPixel, int devKind, pointer pPixData);
+
+Bool
+exaDestroyPixmap_mixed(PixmapPtr pPixmap);
+
+Bool
+exaPixmapHasGpuCopy_mixed(PixmapPtr pPixmap);
+
+/* exa_migration_mixed.c */
+void
+exaCreateDriverPixmap_mixed(PixmapPtr pPixmap);
+
+void
+exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
+
+void
+exaMoveInPixmap_mixed(PixmapPtr pPixmap);
+
+void
+exaDamageReport_mixed(DamagePtr pDamage, RegionPtr pRegion, void *closure);
+
+void
+exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg);
+
+/* exa_render.c */
+Bool
+exaOpReadsDestination (CARD8 op);
+
+void
+exaComposite(CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ INT16 xSrc,
+ INT16 ySrc,
+ INT16 xMask,
+ INT16 yMask,
+ INT16 xDst,
+ INT16 yDst,
+ CARD16 width,
+ CARD16 height);
+
+void
+exaCompositeRects(CARD8 op,
+ PicturePtr Src,
+ PicturePtr pMask,
+ PicturePtr pDst,
+ int nrect,
+ ExaCompositeRectPtr rects);
+
+void
+exaTrapezoids (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
+ int ntrap, xTrapezoid *traps);
+
+void
+exaTriangles (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
+ PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc,
+ int ntri, xTriangle *tris);
+
+/* exa_glyph.c */
+void
+exaGlyphsInit(ScreenPtr pScreen);
+
+void
+exaGlyphsFini (ScreenPtr pScreen);
+
+void
+exaGlyphs (CARD8 op,
+ PicturePtr pSrc,
+ PicturePtr pDst,
+ PictFormatPtr maskFormat,
+ INT16 xSrc,
+ INT16 ySrc,
+ int nlist,
+ GlyphListPtr list,
+ GlyphPtr *glyphs);
+
+/* exa_migration_classic.c */
+void
+exaCopyDirtyToSys (ExaMigrationPtr migrate);
+
+void
+exaCopyDirtyToFb (ExaMigrationPtr migrate);
+
+void
+exaDoMigration_classic (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel);
+
+void
+exaPixmapSave (ScreenPtr pScreen, ExaOffscreenArea *area);
+
+void
+exaMoveOutPixmap_classic (PixmapPtr pPixmap);
+
+void
+exaMoveInPixmap_classic (PixmapPtr pPixmap);
+
+void
+exaPrepareAccessReg_classic(PixmapPtr pPixmap, int index, RegionPtr pReg);
+
+#endif /* EXAPRIV_H */