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_context_hw_states {
 118         struct radeon_state     rasterizer;
 119         struct radeon_state     scissor;
 120         struct radeon_state     dsa;
 121         struct radeon_state     cb_cntl;
 122 };
 123
 124 #define R600_MAX_CONSTANT 256 /* magic */
 125 #define R600_MAX_RESOURCE 160 /* magic */
 126
 127 struct r600_shader_sampler_states {
 128         unsigned                        nsampler;
 129         unsigned                        nview;
 130         unsigned                        nborder;
 131         struct radeon_state             *sampler[PIPE_MAX_ATTRIBS];
 132         struct radeon_state             *view[PIPE_MAX_ATTRIBS];
 133         struct radeon_state             *border[PIPE_MAX_ATTRIBS];
 134 };
 135
 136 struct r600_context;
 137 struct r600_resource;
 138
 139 struct r600_context_hw_state_vtbl {
 140         void (*blend)(struct r600_context *rctx,
 141                       struct radeon_state *rstate,
 142                       const struct pipe_blend_state *state);
 143         void (*ucp)(struct r600_context *rctx, struct radeon_state *rstate,
 144                     const struct pipe_clip_state *state);
 145         void (*cb)(struct r600_context *rctx, struct radeon_state *rstate,
 146                    const struct pipe_framebuffer_state *state, int cb);
 147         void (*db)(struct r600_context *rctx, struct radeon_state *rstate,
 148                    const struct pipe_framebuffer_state *state);
 149         void (*rasterizer)(struct r600_context *rctx, struct radeon_state *rstate);
 150         void (*scissor)(struct r600_context *rctx, struct radeon_state *rstate);
 151         void (*viewport)(struct r600_context *rctx, struct radeon_state *rstate, const struct pipe_viewport_state *state);
 152         void (*dsa)(struct r600_context *rctx, struct radeon_state *rstate);
 153         void (*sampler_border)(struct r600_context *rctx, struct radeon_state *rstate,
 154                                const struct pipe_sampler_state *state, unsigned id);
 155         void (*sampler)(struct r600_context *rctx, struct radeon_state *rstate,
 156                         const struct pipe_sampler_state *state, unsigned id);
 157         void (*resource)(struct pipe_context *ctx, struct radeon_state *rstate,
 158                          const struct pipe_sampler_view *view, unsigned id);
 159         void (*cb_cntl)(struct r600_context *rctx, struct radeon_state *rstate);
 160         int (*vs_resource)(struct r600_context *rctx, int id, struct r600_resource *rbuffer, uint32_t offset,
 161                            uint32_t stride, uint32_t format);
 162         int (*vgt_init)(struct r600_context *rctx, struct radeon_state *draw,
 163                         struct r600_resource *rbuffer,
 164                         uint32_t count, int vgt_draw_initiator);
 165         int (*vgt_prim)(struct r600_context *rctx, struct radeon_state *vgt,
 166                         uint32_t prim, uint32_t start, uint32_t vgt_dma_index_type);
 167
 168         int (*ps_shader)(struct r600_context *rctx, struct r600_context_state *rshader,
 169                          struct radeon_state *state);
 170         int (*vs_shader)(struct r600_context *rctx, struct r600_context_state *rpshader,
 171                          struct radeon_state *state);
 172         void (*init_config)(struct r600_context *rctx);
 173 };
 174 extern struct r600_context_hw_state_vtbl r600_hw_state_vtbl;
 175
 176 struct r600_context {
 177         struct pipe_context             context;
 178         struct r600_screen              *screen;
 179         struct radeon                   *rw;
 180         struct radeon_ctx               ctx;
 181         struct blitter_context          *blitter;
 182         struct radeon_draw              draw;
 183         struct r600_context_hw_state_vtbl *vtbl;
 184         struct radeon_state             config;
 185         /* FIXME get rid of those vs_resource,vs/ps_constant */
 186         struct radeon_state             *vs_resource;
 187         unsigned                        vs_nresource;
 188         struct radeon_state             *vs_constant;
 189         struct radeon_state             *ps_constant;
 190         /* hw states */
 191         struct r600_context_hw_states   hw_states;
 192         /* pipe states */
 193         unsigned                        flat_shade;
 194
 195         unsigned                        nvertex_buffer;
 196         struct r600_context_state       *rasterizer;
 197         struct r600_context_state       *poly_stipple;
 198         struct r600_context_state       *scissor;
 199         struct r600_context_state       *clip;
 200         struct r600_context_state       *ps_shader;
 201         struct r600_context_state       *vs_shader;
 202         struct r600_context_state       *depth;
 203         struct r600_context_state       *stencil;
 204         struct r600_context_state       *alpha;
 205         struct r600_context_state       *dsa;
 206         struct r600_context_state       *blend;
 207         struct r600_context_state       *stencil_ref;
 208         struct r600_context_state       *viewport;
 209         struct r600_context_state       *framebuffer;
 210         struct r600_shader_sampler_states vs_sampler;
 211         struct r600_shader_sampler_states ps_sampler;
 212         /* can add gs later */
 213         struct r600_vertex_element      *vertex_elements;
 214         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 215         struct pipe_index_buffer        index_buffer;
 216         struct pipe_blend_color         blend_color;
 217         struct list_head                query_list;
 218 };
 219
 220 /* Convenience cast wrapper. */
 221 static INLINE struct r600_context *r600_context(struct pipe_context *pipe)
 222 {
 223     return (struct r600_context*)pipe;
 224 }
 225
 226 static INLINE struct r600_query* r600_query(struct pipe_query* q)
 227 {
 228     return (struct r600_query*)q;
 229 }
 230
 231 struct r600_context_state *r600_context_state_incref(struct r600_context_state *rstate);
 232 struct r600_context_state *r600_context_state_decref(struct r600_context_state *rstate);
 233 void r600_flush(struct pipe_context *ctx, unsigned flags,
 234                         struct pipe_fence_handle **fence);
 235
 236 int r600_context_hw_states(struct pipe_context *ctx);
 237
 238 void r600_draw_vbo(struct pipe_context *ctx,
 239                    const struct pipe_draw_info *info);
 240
 241 void r600_init_blit_functions(struct r600_context *rctx);
 242 void r600_init_state_functions(struct r600_context *rctx);
 243 void r600_init_query_functions(struct r600_context* rctx);
 244 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv);
 245
 246 extern int r600_pipe_shader_create(struct pipe_context *ctx,
 247                         struct r600_context_state *rstate,
 248                         const struct tgsi_token *tokens);
 249 extern int r600_pipe_shader_update(struct pipe_context *ctx,
 250                                 struct r600_context_state *rstate);
 251
 252 #define R600_ERR(fmt, args...) \
 253         fprintf(stderr, "EE %s/%s:%d - "fmt, __FILE__, __func__, __LINE__, ##args)
 254
 255 uint32_t r600_translate_texformat(enum pipe_format format,
 256                                   const unsigned char *swizzle_view,
 257                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 258
 259 /* query */
 260 extern void r600_queries_resume(struct pipe_context *ctx);
 261 extern void r600_queries_suspend(struct pipe_context *ctx);
 262
 263
 264 #endif