src/gallium/drivers/r600/r600_pipe.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  * Authors:
  24  *      Jerome Glisse
  25  */
  26 #ifndef R600_PIPE_H
  27 #define R600_PIPE_H
  28
  29 #include <pipe/p_state.h>
  30 #include <pipe/p_screen.h>
  31 #include <pipe/p_context.h>
  32 #include <util/u_math.h>
  33 #include "translate/translate_cache.h"
  34 #include "r600.h"
  35 #include "r600_public.h"
  36 #include "r600_shader.h"
  37 #include "r600_resource.h"
  38
  39 enum r600_pipe_state_id {
  40         R600_PIPE_STATE_BLEND = 0,
  41         R600_PIPE_STATE_BLEND_COLOR,
  42         R600_PIPE_STATE_CONFIG,
  43         R600_PIPE_STATE_CLIP,
  44         R600_PIPE_STATE_SCISSOR,
  45         R600_PIPE_STATE_VIEWPORT,
  46         R600_PIPE_STATE_RASTERIZER,
  47         R600_PIPE_STATE_VGT,
  48         R600_PIPE_STATE_FRAMEBUFFER,
  49         R600_PIPE_STATE_DSA,
  50         R600_PIPE_STATE_STENCIL_REF,
  51         R600_PIPE_STATE_PS_SHADER,
  52         R600_PIPE_STATE_VS_SHADER,
  53         R600_PIPE_STATE_CONSTANT,
  54         R600_PIPE_STATE_SAMPLER,
  55         R600_PIPE_STATE_RESOURCE,
  56         R600_PIPE_STATE_POLYGON_OFFSET,
  57         R600_PIPE_STATE_FETCH_SHADER,
  58         R600_PIPE_NSTATES
  59 };
  60
  61 struct r600_screen {
  62         struct pipe_screen              screen;
  63         struct radeon                   *radeon;
  64         struct r600_tiling_info         *tiling_info;
  65 };
  66
  67 struct r600_pipe_sampler_view {
  68         struct pipe_sampler_view        base;
  69         struct r600_pipe_state          state;
  70 };
  71
  72 struct r600_pipe_rasterizer {
  73         struct r600_pipe_state          rstate;
  74         bool                            flatshade;
  75         unsigned                        sprite_coord_enable;
  76         float                           offset_units;
  77         float                           offset_scale;
  78 };
  79
  80 struct r600_pipe_blend {
  81         struct r600_pipe_state          rstate;
  82         unsigned                        cb_target_mask;
  83 };
  84
  85 struct r600_vertex_element
  86 {
  87         unsigned                        count;
  88         struct pipe_vertex_element      elements[PIPE_MAX_ATTRIBS];
  89         enum pipe_format                hw_format[PIPE_MAX_ATTRIBS];
  90         unsigned                        hw_format_size[PIPE_MAX_ATTRIBS];
  91         boolean                         incompatible_layout;
  92         struct r600_bo                  *fetch_shader;
  93         unsigned                        fs_size;
  94         struct r600_pipe_state          rstate;
  95         /* if offset is to big for fetch instructio we need to alterate
  96          * offset of vertex buffer, record here the offset need to add
  97          */
  98         unsigned                        vbuffer_need_offset;
  99         unsigned                        vbuffer_offset[PIPE_MAX_ATTRIBS];
 100 };
 101
 102 struct r600_pipe_shader {
 103         struct r600_shader              shader;
 104         struct r600_pipe_state          rstate;
 105         struct r600_bo                  *bo;
 106         struct r600_bo                  *bo_fetch;
 107         struct r600_vertex_element      vertex_elements;
 108 };
 109
 110 /* needed for blitter save */
 111 #define NUM_TEX_UNITS 16
 112
 113 struct r600_textures_info {
 114         struct r600_pipe_sampler_view   *views[NUM_TEX_UNITS];
 115         unsigned                        n_views;
 116         void                            *samplers[NUM_TEX_UNITS];
 117         unsigned                        n_samplers;
 118 };
 119
 120 /* vertex buffer translation context, used to translate vertex input that
 121  * hw doesn't natively support, so far only FLOAT64 is unsupported.
 122  */
 123 struct r600_translate_context {
 124         /* Translate cache for incompatible vertex offset/stride/format fallback. */
 125         struct translate_cache          *translate_cache;
 126         /* The vertex buffer slot containing the translated buffer. */
 127         unsigned                        vb_slot;
 128         void                            *new_velems;
 129 };
 130
 131 #define R600_CONSTANT_ARRAY_SIZE 256
 132 #define R600_RESOURCE_ARRAY_SIZE 160
 133
 134 struct r600_pipe_context {
 135         struct pipe_context             context;
 136         struct blitter_context          *blitter;
 137         unsigned                        family;
 138         void                            *custom_dsa_flush;
 139         struct r600_screen              *screen;
 140         struct radeon                   *radeon;
 141         struct r600_pipe_state          *states[R600_PIPE_NSTATES];
 142         struct r600_context             ctx;
 143         struct r600_vertex_element      *vertex_elements;
 144         struct pipe_framebuffer_state   framebuffer;
 145         struct pipe_index_buffer        index_buffer;
 146         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 147         struct pipe_resource            *real_vertex_buffer[PIPE_MAX_ATTRIBS];
 148         unsigned                        nvertex_buffer;
 149         unsigned                        cb_target_mask;
 150         /* for saving when using blitter */
 151         struct pipe_stencil_ref         stencil_ref;
 152         struct pipe_viewport_state      viewport;
 153         struct pipe_clip_state          clip;
 154         unsigned                        nvs_resource;
 155         struct r600_pipe_state          *vs_resource;
 156         struct r600_pipe_state          *ps_resource;
 157         struct r600_pipe_state          config;
 158         struct r600_pipe_shader         *ps_shader;
 159         struct r600_pipe_shader         *vs_shader;
 160         struct r600_pipe_state          vs_const_buffer;
 161         struct r600_pipe_state          ps_const_buffer;
 162         struct r600_pipe_rasterizer     *rasterizer;
 163         /* shader information */
 164         unsigned                        sprite_coord_enable;
 165         bool                            flatshade;
 166         struct u_upload_mgr             *upload_vb;
 167         unsigned                        any_user_vbs;
 168         struct r600_textures_info       ps_samplers;
 169         unsigned                        vb_max_index;
 170         struct r600_translate_context   tran;
 171         struct u_upload_mgr             *upload_const;
 172 };
 173
 174 struct r600_drawl {
 175         struct pipe_draw_info   info;
 176         struct pipe_context     *ctx;
 177         unsigned                index_size;
 178         unsigned                index_buffer_offset;
 179         struct pipe_resource    *index_buffer;
 180 };
 181
 182 /* evergreen_state.c */
 183 void evergreen_init_state_functions(struct r600_pipe_context *rctx);
 184 void evergreen_init_config(struct r600_pipe_context *rctx);
 185 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 186 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 187 void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
 188 void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
 189 void evergreen_pipe_add_vertex_attrib(struct r600_pipe_context *rctx,
 190                                       struct r600_pipe_state *rstate,
 191                                       unsigned index,
 192                                       struct r600_resource *rbuffer,
 193                                       unsigned offset, unsigned stride);
 194
 195 /* r600_blit.c */
 196 void r600_init_blit_functions(struct r600_pipe_context *rctx);
 197 void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 198
 199 /* r600_buffer.c */
 200 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 201                                          const struct pipe_resource *templ);
 202 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 203                                               void *ptr, unsigned bytes,
 204                                               unsigned bind);
 205 unsigned r600_buffer_is_referenced_by_cs(struct pipe_context *context,
 206                                          struct pipe_resource *buf,
 207                                          unsigned level, int layer);
 208 struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 209                                               struct winsys_handle *whandle);
 210 void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
 211 void r600_upload_user_buffers(struct r600_pipe_context *rctx,
 212                               int min_index, int max_index);
 213
 214 /* r600_query.c */
 215 void r600_init_query_functions(struct r600_pipe_context *rctx);
 216
 217 /* r600_resource.c */
 218 void r600_init_context_resource_functions(struct r600_pipe_context *r600);
 219
 220 /* r600_shader.c */
 221 int r600_pipe_shader(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 222 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
 223 void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 224 int r600_find_vs_semantic_index(struct r600_shader *vs,
 225                                 struct r600_shader *ps, int id);
 226
 227 /* r600_state.c */
 228 void r600_init_state_functions(struct r600_pipe_context *rctx);
 229 void r600_spi_update(struct r600_pipe_context *rctx);
 230 void r600_init_config(struct r600_pipe_context *rctx);
 231 void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
 232 void r600_polygon_offset_update(struct r600_pipe_context *rctx);
 233 void r600_pipe_add_vertex_attrib(struct r600_pipe_context *rctx,
 234                                  struct r600_pipe_state *rstate,
 235                                  unsigned index,
 236                                  struct r600_resource *rbuffer,
 237                                  unsigned offset, unsigned stride);
 238
 239 /* r600_helper.h */
 240 int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
 241
 242 /* r600_texture.c */
 243 void r600_init_screen_texture_functions(struct pipe_screen *screen);
 244 void r600_init_surface_functions(struct r600_pipe_context *r600);
 245 uint32_t r600_translate_texformat(enum pipe_format format,
 246                                   const unsigned char *swizzle_view,
 247                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 248 unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
 249                                         unsigned level, unsigned layer);
 250
 251 /* r600_translate.c */
 252 void r600_begin_vertex_translate(struct r600_pipe_context *rctx);
 253 void r600_end_vertex_translate(struct r600_pipe_context *rctx);
 254 void r600_translate_index_buffer(struct r600_pipe_context *r600,
 255                                  struct pipe_resource **index_buffer,
 256                                  unsigned *index_size,
 257                                  unsigned *start, unsigned count);
 258
 259 /* r600_state_common.c */
 260 void r600_set_index_buffer(struct pipe_context *ctx,
 261                            const struct pipe_index_buffer *ib);
 262 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 263                              const struct pipe_vertex_buffer *buffers);
 264 void *r600_create_vertex_elements(struct pipe_context *ctx,
 265                                   unsigned count,
 266                                   const struct pipe_vertex_element *elements);
 267 void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
 268 void r600_bind_blend_state(struct pipe_context *ctx, void *state);
 269 void r600_bind_rs_state(struct pipe_context *ctx, void *state);
 270 void r600_delete_rs_state(struct pipe_context *ctx, void *state);
 271 void r600_sampler_view_destroy(struct pipe_context *ctx,
 272                                struct pipe_sampler_view *state);
 273 void r600_bind_state(struct pipe_context *ctx, void *state);
 274 void r600_delete_state(struct pipe_context *ctx, void *state);
 275 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
 276 void *r600_create_shader_state(struct pipe_context *ctx,
 277                                const struct pipe_shader_state *state);
 278 void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
 279 void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
 280 void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
 281 void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
 282 void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
 283                               struct pipe_resource *buffer);
 284 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 285
 286 /*
 287  * common helpers
 288  */
 289 static INLINE u32 S_FIXED(float value, u32 frac_bits)
 290 {
 291         return value * (1 << frac_bits);
 292 }
 293 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
 294
 295 #endif