src/gallium/drivers/r600/r600_context.h

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #ifndef R600_CONTEXT_H
  24 #define R600_CONTEXT_H
  25
  26 #include <stdio.h>
  27 #include <pipe/p_state.h>
  28 #include <pipe/p_context.h>
  29 #include <tgsi/tgsi_scan.h>
  30 #include <tgsi/tgsi_parse.h>
  31 #include <tgsi/tgsi_util.h>
  32 #include <util/u_blitter.h>
  33 #include <util/u_double_list.h>
  34 #include "radeon.h"
  35 #include "r600_shader.h"
  36
  37 struct u_upload_mgr;
  38
  39 #define R600_QUERY_STATE_STARTED        (1 << 0)
  40 #define R600_QUERY_STATE_ENDED          (1 << 1)
  41 #define R600_QUERY_STATE_SUSPENDED      (1 << 2)
  42
  43 struct r600_query {
  44         u64                                     result;
  45         /* The kind of query. Currently only OQ is supported. */
  46         unsigned                                type;
  47         /* How many results have been written, in dwords. It's incremented
  48          * after end_query and flush. */
  49         unsigned                                num_results;
  50         /* if we've flushed the query */
  51         boolean                                 flushed;
  52         unsigned                                state;
  53         /* The buffer where query results are stored. */
  54         struct radeon_ws_bo                     *buffer;
  55         unsigned                                buffer_size;
  56         /* linked list of queries */
  57         struct list_head                        list;
  58         struct radeon_state                     rstate;
  59 };
  60
  61 /* XXX move this to a more appropriate place */
  62 union pipe_states {
  63         struct pipe_rasterizer_state            rasterizer;
  64         struct pipe_poly_stipple                poly_stipple;
  65         struct pipe_scissor_state               scissor;
  66         struct pipe_clip_state                  clip;
  67         struct pipe_shader_state                shader;
  68         struct pipe_depth_state                 depth;
  69         struct pipe_stencil_state               stencil;
  70         struct pipe_alpha_state                 alpha;
  71         struct pipe_depth_stencil_alpha_state   dsa;
  72         struct pipe_blend_state                 blend;
  73         struct pipe_blend_color                 blend_color;
  74         struct pipe_stencil_ref                 stencil_ref;
  75         struct pipe_framebuffer_state           framebuffer;
  76         struct pipe_sampler_state               sampler;
  77         struct pipe_sampler_view                sampler_view;
  78         struct pipe_viewport_state              viewport;
  79 };
  80
  81 enum pipe_state_type {
  82         pipe_rasterizer_type = 1,
  83         pipe_poly_stipple_type,
  84         pipe_scissor_type,
  85         pipe_clip_type,
  86         pipe_shader_type,
  87         pipe_depth_type,
  88         pipe_stencil_type,
  89         pipe_alpha_type,
  90         pipe_dsa_type,
  91         pipe_blend_type,
  92         pipe_stencil_ref_type,
  93         pipe_framebuffer_type,
  94         pipe_sampler_type,
  95         pipe_sampler_view_type,
  96         pipe_viewport_type,
  97         pipe_type_count
  98 };
  99
 100 #define R600_MAX_RSTATE         16
 101 #define R600_STATE_FLAG_DSA_FLUSH 1
 102
 103 struct r600_context_state {
 104         union pipe_states               state;
 105         unsigned                        refcount;
 106         unsigned                        type;
 107         struct radeon_state             rstate[R600_MAX_RSTATE];
 108         struct r600_shader              shader;
 109         struct radeon_ws_bo             *bo;
 110         unsigned                        nrstate;
 111         unsigned                        flags;
 112 };
 113
 114 struct r600_vertex_element
 115 {
 116         unsigned                        refcount;
 117         unsigned                        count;
 118         struct pipe_vertex_element      elements[32];
 119 };
 120
 121 struct r600_draw {
 122         struct pipe_context     *ctx;
 123         struct radeon_state     draw;
 124         struct radeon_state     vgt;
 125         unsigned                mode;
 126         unsigned                start;
 127         unsigned                count;
 128         unsigned                index_size;
 129         struct pipe_resource    *index_buffer;
 130         unsigned                index_buffer_offset;
 131         unsigned                min_index, max_index;
 132 };
 133
 134 struct r600_context_hw_states {
 135         struct radeon_state     rasterizer;
 136         struct radeon_state     scissor;
 137         struct radeon_state     dsa;
 138         struct radeon_state     cb_cntl;
 139
 140         struct radeon_state     db_flush;
 141         struct radeon_state     cb_flush;
 142 };
 143
 144 #define R600_MAX_CONSTANT 256 /* magic */
 145 #define R600_MAX_RESOURCE 160 /* magic */
 146
 147 struct r600_shader_sampler_states {
 148         unsigned                        nsampler;
 149         unsigned                        nview;
 150         unsigned                        nborder;
 151         struct radeon_state             *sampler[PIPE_MAX_ATTRIBS];
 152         struct radeon_state             *view[PIPE_MAX_ATTRIBS];
 153         struct radeon_state             *border[PIPE_MAX_ATTRIBS];
 154 };
 155
 156 struct r600_context;
 157 struct r600_screen;
 158 struct r600_resource;
 159 struct r600_resource_texture;
 160
 161 struct r600_context_hw_state_vtbl {
 162         void (*blend)(struct r600_context *rctx,
 163                       struct radeon_state *rstate,
 164                       const struct pipe_blend_state *state);
 165         void (*ucp)(struct r600_context *rctx, struct radeon_state *rstate,
 166                     const struct pipe_clip_state *state);
 167         void (*cb)(struct r600_context *rctx, struct radeon_state *rstate,
 168                    const struct pipe_framebuffer_state *state, int cb);
 169         void (*db)(struct r600_context *rctx, struct radeon_state *rstate,
 170                    const struct pipe_framebuffer_state *state);
 171         void (*rasterizer)(struct r600_context *rctx, struct radeon_state *rstate);
 172         void (*scissor)(struct r600_context *rctx, struct radeon_state *rstate);
 173         void (*viewport)(struct r600_context *rctx, struct radeon_state *rstate, const struct pipe_viewport_state *state);
 174         void (*dsa)(struct r600_context *rctx, struct radeon_state *rstate);
 175         void (*sampler_border)(struct r600_context *rctx, struct radeon_state *rstate,
 176                                const struct pipe_sampler_state *state, unsigned id);
 177         void (*sampler)(struct r600_context *rctx, struct radeon_state *rstate,
 178                         const struct pipe_sampler_state *state, unsigned id);
 179         void (*resource)(struct pipe_context *ctx, struct radeon_state *rstate,
 180                          const struct pipe_sampler_view *view, unsigned id);
 181         void (*cb_cntl)(struct r600_context *rctx, struct radeon_state *rstate);
 182         int (*vs_resource)(struct r600_context *rctx, int id, struct r600_resource *rbuffer, uint32_t offset,
 183                            uint32_t stride, uint32_t format);
 184         int (*vgt_init)(struct r600_draw *draw,
 185                         int vgt_draw_initiator);
 186         int (*vgt_prim)(struct r600_draw *draw,
 187                         uint32_t prim, uint32_t vgt_dma_index_type);
 188
 189         int (*ps_shader)(struct r600_context *rctx, struct r600_context_state *rshader,
 190                          struct radeon_state *state);
 191         int (*vs_shader)(struct r600_context *rctx, struct r600_context_state *rpshader,
 192                          struct radeon_state *state);
 193         void (*init_config)(struct r600_context *rctx);
 194 };
 195 extern struct r600_context_hw_state_vtbl r600_hw_state_vtbl;
 196 extern struct r600_context_hw_state_vtbl eg_hw_state_vtbl;
 197
 198 struct r600_context {
 199         struct pipe_context             context;
 200         struct r600_screen              *screen;
 201         struct radeon                   *rw;
 202         struct radeon_ctx               *ctx;
 203         struct blitter_context          *blitter;
 204         struct radeon_draw              draw;
 205         struct r600_context_hw_state_vtbl *vtbl;
 206         struct radeon_state             config;
 207         boolean use_mem_constant;
 208         /* FIXME get rid of those vs_resource,vs/ps_constant */
 209         struct radeon_state             *vs_resource;
 210         unsigned                        vs_nresource;
 211         struct radeon_state             *vs_constant;
 212         struct radeon_state             *ps_constant;
 213         /* hw states */
 214         struct r600_context_hw_states   hw_states;
 215         /* pipe states */
 216         unsigned                        flat_shade;
 217
 218         unsigned                        nvertex_buffer;
 219         struct r600_context_state       *rasterizer;
 220         struct r600_context_state       *poly_stipple;
 221         struct r600_context_state       *scissor;
 222         struct r600_context_state       *clip;
 223         struct r600_context_state       *ps_shader;
 224         struct r600_context_state       *vs_shader;
 225         struct r600_context_state       *depth;
 226         struct r600_context_state       *stencil;
 227         struct r600_context_state       *alpha;
 228         struct r600_context_state       *dsa;
 229         struct r600_context_state       *blend;
 230         struct r600_context_state       *stencil_ref;
 231         struct r600_context_state       *viewport;
 232         struct r600_context_state       *framebuffer;
 233         struct r600_shader_sampler_states vs_sampler;
 234         struct r600_shader_sampler_states ps_sampler;
 235         /* can add gs later */
 236         struct r600_vertex_element      *vertex_elements;
 237         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 238         struct pipe_index_buffer        index_buffer;
 239         struct pipe_blend_color         blend_color;
 240         struct list_head                query_list;
 241
 242         /* upload managers */
 243         struct u_upload_mgr *upload_vb;
 244         struct u_upload_mgr *upload_ib;
 245         bool any_user_vbs;
 246
 247         void *custom_dsa_flush;
 248 };
 249
 250 /* Convenience cast wrapper. */
 251 static INLINE struct r600_context *r600_context(struct pipe_context *pipe)
 252 {
 253     return (struct r600_context*)pipe;
 254 }
 255
 256 static INLINE struct r600_query* r600_query(struct pipe_query* q)
 257 {
 258     return (struct r600_query*)q;
 259 }
 260
 261 struct r600_context_state *r600_context_state_incref(struct r600_context_state *rstate);
 262 struct r600_context_state *r600_context_state_decref(struct r600_context_state *rstate);
 263 void r600_flush(struct pipe_context *ctx, unsigned flags,
 264                         struct pipe_fence_handle **fence);
 265
 266 int r600_context_hw_states(struct pipe_context *ctx);
 267
 268 void r600_draw_vbo(struct pipe_context *ctx,
 269                    const struct pipe_draw_info *info);
 270
 271 void r600_init_blit_functions(struct r600_context *rctx);
 272 void r600_init_state_functions(struct r600_context *rctx);
 273 void r600_init_query_functions(struct r600_context* rctx);
 274 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv);
 275
 276 extern int r600_pipe_shader_create(struct pipe_context *ctx,
 277                         struct r600_context_state *rstate,
 278                         const struct tgsi_token *tokens);
 279 extern int r600_pipe_shader_update(struct pipe_context *ctx,
 280                                 struct r600_context_state *rstate);
 281
 282 #define R600_ERR(fmt, args...) \
 283         fprintf(stderr, "EE %s/%s:%d - "fmt, __FILE__, __func__, __LINE__, ##args)
 284
 285 uint32_t r600_translate_texformat(enum pipe_format format,
 286                                   const unsigned char *swizzle_view,
 287                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 288
 289 /* query */
 290 extern void r600_queries_resume(struct pipe_context *ctx);
 291 extern void r600_queries_suspend(struct pipe_context *ctx);
 292
 293 int eg_bc_cf_build(struct r600_bc *bc, struct r600_bc_cf *cf);
 294
 295 void r600_set_constant_buffer_file(struct pipe_context *ctx,
 296                                    uint shader, uint index,
 297                                    struct pipe_resource *buffer);
 298 void r600_set_constant_buffer_mem(struct pipe_context *ctx,
 299                                   uint shader, uint index,
 300                                   struct pipe_resource *buffer);
 301 void eg_set_constant_buffer(struct pipe_context *ctx,
 302                             uint shader, uint index,
 303                             struct pipe_resource *buffer);
 304
 305 int r600_upload_index_buffer(struct r600_context *rctx,
 306                              struct r600_draw *draw);
 307 int r600_upload_user_buffers(struct r600_context *rctx);
 308
 309 #endif