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Diffstat (limited to 'saa/saa.h')
| -rw-r--r-- | saa/saa.h | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/saa/saa.h b/saa/saa.h new file mode 100644 index 0000000..4e5ced5 --- /dev/null +++ b/saa/saa.h @@ -0,0 +1,211 @@ +/* + * + * 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 |