src/mesa/drivers/dri/nouveau/nouveau_context.h

   1 /*
   2  * Copyright (C) 2009 Francisco Jerez.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining
   6  * a copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sublicense, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the
  14  * next paragraph) shall be included in all copies or substantial
  15  * portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  */
  26
  27 #ifndef __NOUVEAU_CONTEXT_H__
  28 #define __NOUVEAU_CONTEXT_H__
  29
  30 #include "nouveau_screen.h"
  31 #include "nouveau_state.h"
  32 #include "nouveau_bo_state.h"
  33 #include "nouveau_scratch.h"
  34 #include "nouveau_render.h"
  35
  36 #include "main/bitset.h"
  37
  38 enum nouveau_fallback {
  39         HWTNL = 0,
  40         SWTNL,
  41         SWRAST,
  42 };
  43
  44 struct nouveau_hw_state {
  45         struct nouveau_channel *chan;
  46
  47         struct nouveau_notifier *ntfy;
  48         struct nouveau_grobj *eng3d;
  49         struct nouveau_grobj *eng3dm;
  50         struct nouveau_grobj *surf3d;
  51         struct nouveau_grobj *m2mf;
  52         struct nouveau_grobj *surf2d;
  53         struct nouveau_grobj *rop;
  54         struct nouveau_grobj *patt;
  55         struct nouveau_grobj *rect;
  56         struct nouveau_grobj *swzsurf;
  57         struct nouveau_grobj *sifm;
  58 };
  59
  60 struct nouveau_context {
  61         struct gl_context base;
  62         __DRIcontext *dri_context;
  63         struct nouveau_screen *screen;
  64
  65         BITSET_DECLARE(dirty, MAX_NOUVEAU_STATE);
  66         enum nouveau_fallback fallback;
  67
  68         struct nouveau_hw_state hw;
  69         struct nouveau_bo_state bo;
  70         struct nouveau_render_state render;
  71         struct nouveau_scratch_state scratch;
  72
  73         struct {
  74                 GLboolean clear_blocked;
  75                 int clear_seq;
  76         } hierz;
  77 };
  78
  79 #define to_nouveau_context(ctx) ((struct nouveau_context *)(ctx))
  80
  81 #define context_dev(ctx) \
  82         (to_nouveau_context(ctx)->screen->device)
  83 #define context_chipset(ctx) \
  84         (context_dev(ctx)->chipset)
  85 #define context_chan(ctx) \
  86         (to_nouveau_context(ctx)->hw.chan)
  87 #define context_eng3d(ctx) \
  88         (to_nouveau_context(ctx)->hw.eng3d)
  89 #define context_drv(ctx) \
  90         (to_nouveau_context(ctx)->screen->driver)
  91 #define context_dirty(ctx, s) \
  92         BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s)
  93 #define context_dirty_i(ctx, s, i) \
  94         BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s##0 + i)
  95 #define context_emit(ctx, s) \
  96         context_drv(ctx)->emit[NOUVEAU_STATE_##s](ctx, NOUVEAU_STATE_##s)
  97
  98 GLboolean
  99 nouveau_context_create(gl_api api,
 100                        const struct gl_config *visual, __DRIcontext *dri_ctx,
 101                        void *share_ctx);
 102
 103 GLboolean
 104 nouveau_context_init(struct gl_context *ctx, struct nouveau_screen *screen,
 105                      const struct gl_config *visual, struct gl_context *share_ctx);
 106
 107 void
 108 nouveau_context_deinit(struct gl_context *ctx);
 109
 110 void
 111 nouveau_context_destroy(__DRIcontext *dri_ctx);
 112
 113 void
 114 nouveau_update_renderbuffers(__DRIcontext *dri_ctx, __DRIdrawable *draw);
 115
 116 GLboolean
 117 nouveau_context_make_current(__DRIcontext *dri_ctx, __DRIdrawable *ddraw,
 118                              __DRIdrawable *rdraw);
 119
 120 GLboolean
 121 nouveau_context_unbind(__DRIcontext *dri_ctx);
 122
 123 void
 124 nouveau_fallback(struct gl_context *ctx, enum nouveau_fallback mode);
 125
 126 void
 127 nouveau_validate_framebuffer(struct gl_context *ctx);
 128
 129 #endif
 130