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_scratch.h" 33 #include "nouveau_render.h" 34 35 #include "util/bitset.h" 36 37 enum nouveau_fallback { 38 HWTNL = 0, 39 SWTNL, 40 SWRAST, 41 }; 42 43 #define BUFCTX_FB 0 44 #define BUFCTX_VTX 1 45 #define BUFCTX_TEX(i) (2 + (i)) 46 47 struct nouveau_hw_state { 48 struct nouveau_object *chan; 49 struct nouveau_client *client; 50 struct nouveau_pushbuf *pushbuf; 51 struct nouveau_bufctx *bufctx; 52 53 struct nouveau_object *null; 54 struct nouveau_object *ntfy; 55 struct nouveau_object *eng3d; 56 struct nouveau_object *eng3dm; 57 struct nouveau_object *surf3d; 58 struct nouveau_object *m2mf; 59 struct nouveau_object *surf2d; 60 struct nouveau_object *rop; 61 struct nouveau_object *patt; 62 struct nouveau_object *rect; 63 struct nouveau_object *swzsurf; 64 struct nouveau_object *sifm; 65 }; 66 67 struct nouveau_context { 68 struct gl_context base; 69 __DRIcontext *dri_context; 70 struct nouveau_screen *screen; 71 72 BITSET_DECLARE(dirty, MAX_NOUVEAU_STATE); 73 enum nouveau_fallback fallback; 74 75 struct nouveau_bo *fence; 76 77 struct nouveau_hw_state hw; 78 struct nouveau_render_state render; 79 struct nouveau_scratch_state scratch; 80 81 struct { 82 GLboolean clear_blocked; 83 int clear_seq; 84 } hierz; 85 }; 86 87 #define to_nouveau_context(ctx) ((struct nouveau_context *)(ctx)) 88 89 #define context_dev(ctx) \ 90 (to_nouveau_context(ctx)->screen->device) 91 #define context_chipset(ctx) \ 92 (context_dev(ctx)->chipset) 93 #define context_chan(ctx) \ 94 (to_nouveau_context(ctx)->hw.chan) 95 #define context_client(ctx) \ 96 (to_nouveau_context(ctx)->hw.client) 97 #define context_push(ctx) \ 98 (to_nouveau_context(ctx)->hw.pushbuf) 99 #define context_eng3d(ctx) \ 100 (to_nouveau_context(ctx)->hw.eng3d) 101 #define context_drv(ctx) \ 102 (to_nouveau_context(ctx)->screen->driver) 103 #define context_dirty(ctx, s) \ 104 BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s) 105 #define context_dirty_i(ctx, s, i) \ 106 BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s##0 + i) 107 #define context_emit(ctx, s) \ 108 context_drv(ctx)->emit[NOUVEAU_STATE_##s](ctx, NOUVEAU_STATE_##s) 109 110 GLboolean 111 nouveau_context_create(gl_api api, 112 const struct gl_config *visual, __DRIcontext *dri_ctx, 113 const struct __DriverContextConfig *ctx_config, 114 unsigned *error, void *share_ctx); 115 116 GLboolean 117 nouveau_context_init(struct gl_context *ctx, gl_api api, 118 struct nouveau_screen *screen, 119 const struct gl_config *visual, struct gl_context *share_ctx); 120 121 void 122 nouveau_context_deinit(struct gl_context *ctx); 123 124 void 125 nouveau_context_destroy(__DRIcontext *dri_ctx); 126 127 void 128 nouveau_update_renderbuffers(__DRIcontext *dri_ctx, __DRIdrawable *draw); 129 130 GLboolean 131 nouveau_context_make_current(__DRIcontext *dri_ctx, __DRIdrawable *ddraw, 132 __DRIdrawable *rdraw); 133 134 GLboolean 135 nouveau_context_unbind(__DRIcontext *dri_ctx); 136 137 void 138 nouveau_fallback(struct gl_context *ctx, enum nouveau_fallback mode); 139 140 void 141 nouveau_validate_framebuffer(struct gl_context *ctx); 142 143 #endif 144 145