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 #define R600_QUERY_STATE_STARTED        (1 << 0)
  38 #define R600_QUERY_STATE_ENDED          (1 << 1)
  39 #define R600_QUERY_STATE_SUSPENDED      (1 << 2)
  40
  41 struct r600_query {
  42         u64                                     result;
  43         /* The kind of query. Currently only OQ is supported. */
  44         unsigned                                type;
  45         /* How many results have been written, in dwords. It's incremented
  46          * after end_query and flush. */
  47         unsigned                                num_results;
  48         /* if we've flushed the query */
  49         boolean                                 flushed;
  50         unsigned                                state;
  51         /* The buffer where query results are stored. */
  52         struct radeon_bo                        *buffer;
  53         unsigned                                buffer_size;
  54         /* linked list of queries */
  55         struct list_head                        list;
  56         struct radeon_state                     rstate;
  57 };
  58
  59 /* XXX move this to a more appropriate place */
  60 union pipe_states {
  61         struct pipe_rasterizer_state            rasterizer;
  62         struct pipe_poly_stipple                poly_stipple;
  63         struct pipe_scissor_state               scissor;
  64         struct pipe_clip_state                  clip;
  65         struct pipe_shader_state                shader;
  66         struct pipe_depth_state                 depth;
  67         struct pipe_stencil_state               stencil;
  68         struct pipe_alpha_state                 alpha;
  69         struct pipe_depth_stencil_alpha_state   dsa;
  70         struct pipe_blend_state                 blend;
  71         struct pipe_blend_color                 blend_color;
  72         struct pipe_stencil_ref                 stencil_ref;
  73         struct pipe_framebuffer_state           framebuffer;
  74         struct pipe_sampler_state               sampler;
  75         struct pipe_sampler_view                sampler_view;
  76         struct pipe_viewport_state              viewport;
  77 };
  78
  79 enum pipe_state_type {
  80         pipe_rasterizer_type = 1,
  81         pipe_poly_stipple_type,
  82         pipe_scissor_type,
  83         pipe_clip_type,
  84         pipe_shader_type,
  85         pipe_depth_type,
  86         pipe_stencil_type,
  87         pipe_alpha_type,
  88         pipe_dsa_type,
  89         pipe_blend_type,
  90         pipe_stencil_ref_type,
  91         pipe_framebuffer_type,
  92         pipe_sampler_type,
  93         pipe_sampler_view_type,
  94         pipe_viewport_type,
  95         pipe_type_count
  96 };
  97
  98 #define R600_MAX_RSTATE         16
  99
 100 struct r600_context_state {
 101         union pipe_states               state;
 102         unsigned                        refcount;
 103         unsigned                        type;
 104         struct radeon_state             rstate[R600_MAX_RSTATE];
 105         struct r600_shader              shader;
 106         struct radeon_bo                *bo;
 107         unsigned                        nrstate;
 108 };
 109
 110 struct r600_vertex_element
 111 {
 112         unsigned                        refcount;
 113         unsigned                        count;
 114         struct pipe_vertex_element      elements[32];
 115 };
 116
 117 struct r600_draw {
 118         struct pipe_context     *ctx;
 119         struct radeon_state     draw;
 120         struct radeon_state     vgt;
 121         unsigned                mode;
 122         unsigned                start;
 123         unsigned                count;
 124         unsigned                index_size;
 125         struct pipe_resource    *index_buffer;
 126         unsigned                index_buffer_offset;
 127         unsigned                min_index, max_index;
 128 };
 129
 130 struct r600_context_hw_states {
 131         struct radeon_state     rasterizer;
 132         struct radeon_state     scissor;
 133         struct radeon_state     dsa;
 134         struct radeon_state     cb_cntl;
 135
 136         struct radeon_state     db_flush;
 137         struct radeon_state     cb_flush;
 138 };
 139
 140 #define R600_MAX_CONSTANT 256 /* magic */
 141 #define R600_MAX_RESOURCE 160 /* magic */
 142
 143 struct r600_shader_sampler_states {
 144         unsigned                        nsampler;
 145         unsigned                        nview;
 146         unsigned                        nborder;
 147         struct radeon_state             *sampler[PIPE_MAX_ATTRIBS];
 148         struct radeon_state             *view[PIPE_MAX_ATTRIBS];
 149         struct radeon_state             *border[PIPE_MAX_ATTRIBS];
 150 };
 151
 152 struct r600_context;
 153 struct r600_screen;
 154 struct r600_resource;
 155 struct r600_resource_texture;
 156
 157 struct r600_context_hw_state_vtbl {
 158         void (*blend)(struct r600_context *rctx,
 159                       struct radeon_state *rstate,
 160                       const struct pipe_blend_state *state);
 161         void (*ucp)(struct r600_context *rctx, struct radeon_state *rstate,
 162                     const struct pipe_clip_state *state);
 163         void (*cb)(struct r600_context *rctx, struct radeon_state *rstate,
 164                    const struct pipe_framebuffer_state *state, int cb);
 165         void (*db)(struct r600_context *rctx, struct radeon_state *rstate,
 166                    const struct pipe_framebuffer_state *state);
 167         void (*rasterizer)(struct r600_context *rctx, struct radeon_state *rstate);
 168         void (*scissor)(struct r600_context *rctx, struct radeon_state *rstate);
 169         void (*viewport)(struct r600_context *rctx, struct radeon_state *rstate, const struct pipe_viewport_state *state);
 170         void (*dsa)(struct r600_context *rctx, struct radeon_state *rstate);
 171         void (*sampler_border)(struct r600_context *rctx, struct radeon_state *rstate,
 172                                const struct pipe_sampler_state *state, unsigned id);
 173         void (*sampler)(struct r600_context *rctx, struct radeon_state *rstate,
 174                         const struct pipe_sampler_state *state, unsigned id);
 175         void (*resource)(struct pipe_context *ctx, struct radeon_state *rstate,
 176                          const struct pipe_sampler_view *view, unsigned id);
 177         void (*cb_cntl)(struct r600_context *rctx, struct radeon_state *rstate);
 178         int (*vs_resource)(struct r600_context *rctx, int id, struct r600_resource *rbuffer, uint32_t offset,
 179                            uint32_t stride, uint32_t format);
 180         int (*vgt_init)(struct r600_draw *draw,
 181                         int vgt_draw_initiator);
 182         int (*vgt_prim)(struct r600_draw *draw,
 183                         uint32_t prim, uint32_t vgt_dma_index_type);
 184
 185         int (*ps_shader)(struct r600_context *rctx, struct r600_context_state *rshader,
 186                          struct radeon_state *state);
 187         int (*vs_shader)(struct r600_context *rctx, struct r600_context_state *rpshader,
 188                          struct radeon_state *state);
 189         void (*init_config)(struct r600_context *rctx);
 190
 191
 192         void (*texture_state_viewport)(struct r600_screen *rscreen,
 193                                        struct r600_resource_texture *rtexture,
 194                                        unsigned level);
 195         void (*texture_state_cb)(struct r600_screen *rscreen,
 196                                  struct r600_resource_texture *rtexture,
 197                                  unsigned cb,
 198                                  unsigned level);
 199         void (*texture_state_db)(struct r600_screen *rscreen,
 200                                  struct r600_resource_texture *rtexture,
 201                                  unsigned level);
 202         void (*texture_state_scissor)(struct r600_screen *rscreen,
 203                                  struct r600_resource_texture *rtexture,
 204                                  unsigned level);
 205 };
 206 extern struct r600_context_hw_state_vtbl r600_hw_state_vtbl;
 207 extern struct r600_context_hw_state_vtbl eg_hw_state_vtbl;
 208
 209 struct r600_context {
 210         struct pipe_context             context;
 211         struct r600_screen              *screen;
 212         struct radeon                   *rw;
 213         struct radeon_ctx               *ctx;
 214         struct blitter_context          *blitter;
 215         struct radeon_draw              draw;
 216         struct r600_context_hw_state_vtbl *vtbl;
 217         struct radeon_state             config;
 218         boolean use_mem_constant;
 219         /* FIXME get rid of those vs_resource,vs/ps_constant */
 220         struct radeon_state             *vs_resource;
 221         unsigned                        vs_nresource;
 222         struct radeon_state             *vs_constant;
 223         struct radeon_state             *ps_constant;
 224         /* hw states */
 225         struct r600_context_hw_states   hw_states;
 226         /* pipe states */
 227         unsigned                        flat_shade;
 228
 229         unsigned                        nvertex_buffer;
 230         struct r600_context_state       *rasterizer;
 231         struct r600_context_state       *poly_stipple;
 232         struct r600_context_state       *scissor;
 233         struct r600_context_state       *clip;
 234         struct r600_context_state       *ps_shader;
 235         struct r600_context_state       *vs_shader;
 236         struct r600_context_state       *depth;
 237         struct r600_context_state       *stencil;
 238         struct r600_context_state       *alpha;
 239         struct r600_context_state       *dsa;
 240         struct r600_context_state       *blend;
 241         struct r600_context_state       *stencil_ref;
 242         struct r600_context_state       *viewport;
 243         struct r600_context_state       *framebuffer;
 244         struct r600_shader_sampler_states vs_sampler;
 245         struct r600_shader_sampler_states ps_sampler;
 246         /* can add gs later */
 247         struct r600_vertex_element      *vertex_elements;
 248         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 249         struct pipe_index_buffer        index_buffer;
 250         struct pipe_blend_color         blend_color;
 251         struct list_head                query_list;
 252 };
 253
 254 /* Convenience cast wrapper. */
 255 static INLINE struct r600_context *r600_context(struct pipe_context *pipe)
 256 {
 257     return (struct r600_context*)pipe;
 258 }
 259
 260 static INLINE struct r600_query* r600_query(struct pipe_query* q)
 261 {
 262     return (struct r600_query*)q;
 263 }
 264
 265 struct r600_context_state *r600_context_state_incref(struct r600_context_state *rstate);
 266 struct r600_context_state *r600_context_state_decref(struct r600_context_state *rstate);
 267 void r600_flush(struct pipe_context *ctx, unsigned flags,
 268                         struct pipe_fence_handle **fence);
 269
 270 int r600_context_hw_states(struct pipe_context *ctx);
 271
 272 void r600_draw_vbo(struct pipe_context *ctx,
 273                    const struct pipe_draw_info *info);
 274
 275 void r600_init_blit_functions(struct r600_context *rctx);
 276 void r600_init_state_functions(struct r600_context *rctx);
 277 void r600_init_query_functions(struct r600_context* rctx);
 278 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv);
 279
 280 extern int r600_pipe_shader_create(struct pipe_context *ctx,
 281                         struct r600_context_state *rstate,
 282                         const struct tgsi_token *tokens);
 283 extern int r600_pipe_shader_update(struct pipe_context *ctx,
 284                                 struct r600_context_state *rstate);
 285
 286 #define R600_ERR(fmt, args...) \
 287         fprintf(stderr, "EE %s/%s:%d - "fmt, __FILE__, __func__, __LINE__, ##args)
 288
 289 uint32_t r600_translate_texformat(enum pipe_format format,
 290                                   const unsigned char *swizzle_view,
 291                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 292
 293 /* query */
 294 extern void r600_queries_resume(struct pipe_context *ctx);
 295 extern void r600_queries_suspend(struct pipe_context *ctx);
 296
 297 int eg_bc_cf_build(struct r600_bc *bc, struct r600_bc_cf *cf);
 298
 299 void r600_set_constant_buffer_file(struct pipe_context *ctx,
 300                                    uint shader, uint index,
 301                                    struct pipe_resource *buffer);
 302 void r600_set_constant_buffer_mem(struct pipe_context *ctx,
 303                                   uint shader, uint index,
 304                                   struct pipe_resource *buffer);
 305 void eg_set_constant_buffer(struct pipe_context *ctx,
 306                             uint shader, uint index,
 307                             struct pipe_resource *buffer);
 308
 309 #endif