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/*
*
* Copyright (C) 2000 Keith Packard
* 2004 Eric Anholt
* 2005 Zack Rusin
*
* Copyright 2011 VMWare, Inc. All rights reserved.
*
* 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.
*
* Author: Based on "exa.h"
* Author: Thomas Hellstrom <thellstrom@vmware.com>
*/
#ifndef _SAA_H_
#define _SAA_H_
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#else
#include <xorg-server.h>
#endif
#include <xf86.h>
#include <damage.h>
#include <picturestr.h>
#include "../src/compat-api.h"
#define SAA_VERSION_MAJOR 0
#define SAA_VERSION_MINOR 1
#define SAA_ACCESS_R (1 << 0)
#define SAA_ACCESS_W (1 << 1)
#define SAA_ACCESS_RW (SAA_ACCESS_R | SAA_ACCESS_W)
#define SAA_PIXMAP_HINT_CREATE_HW (1 << 25)
#define SAA_PIXMAP_PREFER_SHADOW (1 << 0)
typedef unsigned int saa_access_t;
enum saa_pixmap_loc {
saa_loc_driver,
saa_loc_override,
};
struct saa_pixmap {
PixmapPtr pixmap;
int read_access;
int write_access;
unsigned int mapped_access;
Bool fallback_created;
RegionRec dirty_shadow;
RegionRec dirty_hw;
RegionRec shadow_damage;
DamagePtr damage;
void *addr;
void *override;
enum saa_pixmap_loc auth_loc;
PictFormatShort src_format;
PictFormatShort dst_format;
uint32_t pad[16];
};
struct saa_driver {
unsigned int saa_major;
unsigned int saa_minor;
size_t pixmap_size;
Bool(*damage) (struct saa_driver * driver, PixmapPtr pixmap,
Bool hw, RegionPtr damage);
void (*operation_complete) (struct saa_driver * driver, PixmapPtr pixmap);
Bool(*download_from_hw) (struct saa_driver * driver, PixmapPtr pixmap,
RegionPtr readback);
void (*release_from_cpu) (struct saa_driver * driver, PixmapPtr pixmap,
saa_access_t access);
void *(*sync_for_cpu) (struct saa_driver * driver, PixmapPtr pixmap,
saa_access_t access);
void *(*map) (struct saa_driver * driver, PixmapPtr pixmap,
saa_access_t access);
void (*unmap) (struct saa_driver * driver, PixmapPtr pixmap,
saa_access_t access);
Bool(*create_pixmap) (struct saa_driver * driver, struct saa_pixmap * spix,
int w, int h, int depth, unsigned int usage_hint,
int bpp, int *new_pitch);
void (*destroy_pixmap) (struct saa_driver * driver, PixmapPtr pixmap);
Bool (*modify_pixmap_header) (PixmapPtr pixmap, int w, int h, int depth,
int bpp, int devkind, void *pPixData);
Bool (*copy_prepare) (struct saa_driver * driver, PixmapPtr src_pixmap,
PixmapPtr dst_pixmap, int dx, int dy, int alu,
RegionPtr scr_reg, uint32_t plane_mask);
void (*copy) (struct saa_driver * driver, int src_x, int src_y, int dst_x,
int dst_y, int w, int h);
void (*copy_done) (struct saa_driver * driver);
Bool (*composite_prepare) (struct saa_driver *driver, CARD8 op,
PicturePtr src_pict, PicturePtr mask_pict,
PicturePtr dst_pict,
PixmapPtr src_pix, PixmapPtr mask_pix,
PixmapPtr dst_pix,
RegionPtr src_region,
RegionPtr mask_region,
RegionPtr dst_region);
void (*composite) (struct saa_driver *driver,
int src_x, int src_y, int mask_x, int mask_y,
int dst_x, int dst_y,
int width, int height);
void (*composite_done) (struct saa_driver *driver);
void (*takedown) (struct saa_driver * driver);
uint32_t pad[16];
};
extern _X_EXPORT PixmapPtr
saa_get_drawable_pixmap(DrawablePtr pDrawable);
extern _X_EXPORT void
saa_get_drawable_deltas(DrawablePtr pDrawable, PixmapPtr pPixmap,
int *xp, int *yp);
extern _X_EXPORT PixmapPtr
saa_get_pixmap(DrawablePtr drawable, int *xp, int *yp);
extern _X_EXPORT Bool
saa_prepare_access_pixmap(PixmapPtr pix, saa_access_t access,
RegionPtr read_reg);
extern _X_EXPORT Bool
saa_pad_read(DrawablePtr draw);
Bool
saa_pad_read_box(DrawablePtr draw, int x, int y, int w, int h);
extern _X_EXPORT Bool
saa_pad_write(DrawablePtr draw, GCPtr pGC, Bool check_read,
saa_access_t * access);
extern _X_EXPORT void
saa_finish_access_pixmap(PixmapPtr pix, saa_access_t access);
extern _X_EXPORT void
saa_fad_read(DrawablePtr draw);
extern _X_EXPORT void
saa_fad_write(DrawablePtr draw, saa_access_t access);
extern _X_EXPORT Bool
saa_resources_init(ScreenPtr screen);
extern _X_EXPORT void
saa_driver_fini(ScreenPtr pScreen);
extern _X_EXPORT int
saa_create_gc(GCPtr pGC);
extern _X_EXPORT RegionPtr
saa_bitmap_to_region(PixmapPtr pPix);
extern _X_EXPORT Bool
saa_close_screen(CLOSE_SCREEN_ARGS_DECL);
extern _X_EXPORT Bool
saa_gc_reads_destination(DrawablePtr pDrawable, GCPtr pGC);
extern _X_EXPORT Bool
saa_op_reads_destination(CARD8 op);
extern _X_EXPORT void
saa_set_fallback_debug(ScreenPtr screen, Bool enable);
extern _X_EXPORT
struct saa_pixmap *saa_get_saa_pixmap(PixmapPtr pPixmap);
extern _X_EXPORT Bool
saa_add_damage(PixmapPtr pixmap);
extern _X_EXPORT struct saa_driver *
saa_get_driver(ScreenPtr pScreen);
extern _X_EXPORT Bool
saa_driver_init(ScreenPtr screen, struct saa_driver *saa_driver);
extern _X_EXPORT void
saa_pixmap_dirty(PixmapPtr pixmap, Bool hw, RegionPtr reg);
extern _X_EXPORT void
saa_drawable_dirty(DrawablePtr draw, Bool hw, RegionPtr reg);
#define SAA_PM_IS_SOLID(_pDrawable, _pm) \
(((_pm) & FbFullMask((_pDrawable)->depth)) == \
FbFullMask((_pDrawable)->depth))
#endif
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