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 "util/u_slab.h"
  34 #include "util/u_vbuf_mgr.h"
  35 #include "r600.h"
  36 #include "r600_public.h"
  37 #include "r600_shader.h"
  38 #include "r600_resource.h"
  39
  40 #define R600_MAX_CONST_BUFFERS 1
  41 #define R600_MAX_CONST_BUFFER_SIZE 4096
  42
  43 #ifdef PIPE_ARCH_BIG_ENDIAN
  44 #define R600_BIG_ENDIAN 1
  45 #else
  46 #define R600_BIG_ENDIAN 0
  47 #endif
  48
  49 enum r600_pipe_state_id {
  50         R600_PIPE_STATE_BLEND = 0,
  51         R600_PIPE_STATE_BLEND_COLOR,
  52         R600_PIPE_STATE_CONFIG,
  53         R600_PIPE_STATE_CLIP,
  54         R600_PIPE_STATE_SCISSOR,
  55         R600_PIPE_STATE_VIEWPORT,
  56         R600_PIPE_STATE_RASTERIZER,
  57         R600_PIPE_STATE_VGT,
  58         R600_PIPE_STATE_FRAMEBUFFER,
  59         R600_PIPE_STATE_DSA,
  60         R600_PIPE_STATE_STENCIL_REF,
  61         R600_PIPE_STATE_PS_SHADER,
  62         R600_PIPE_STATE_VS_SHADER,
  63         R600_PIPE_STATE_CONSTANT,
  64         R600_PIPE_STATE_SAMPLER,
  65         R600_PIPE_STATE_RESOURCE,
  66         R600_PIPE_STATE_POLYGON_OFFSET,
  67         R600_PIPE_STATE_FETCH_SHADER,
  68         R600_PIPE_NSTATES
  69 };
  70
  71 struct r600_screen {
  72         struct pipe_screen              screen;
  73         struct radeon                   *radeon;
  74         struct r600_tiling_info         *tiling_info;
  75         struct util_slab_mempool        pool_buffers;
  76         unsigned                        num_contexts;
  77
  78         /* for thread-safe write accessing to num_contexts */
  79         pipe_mutex                      mutex_num_contexts;
  80 };
  81
  82 struct r600_pipe_sampler_view {
  83         struct pipe_sampler_view        base;
  84         struct r600_pipe_state          state;
  85 };
  86
  87 struct r600_pipe_rasterizer {
  88         struct r600_pipe_state          rstate;
  89         bool                            flatshade;
  90         unsigned                        sprite_coord_enable;
  91         float                           offset_units;
  92         float                           offset_scale;
  93 };
  94
  95 struct r600_pipe_blend {
  96         struct r600_pipe_state          rstate;
  97         unsigned                        cb_target_mask;
  98 };
  99
 100 struct r600_pipe_dsa {
 101         struct r600_pipe_state          rstate;
 102         unsigned                        alpha_ref;
 103 };
 104
 105 struct r600_vertex_element
 106 {
 107         unsigned                        count;
 108         struct pipe_vertex_element      elements[PIPE_MAX_ATTRIBS];
 109         struct u_vbuf_mgr_elements      *vmgr_elements;
 110         struct r600_bo                  *fetch_shader;
 111         unsigned                        fs_size;
 112         struct r600_pipe_state          rstate;
 113         /* if offset is to big for fetch instructio we need to alterate
 114          * offset of vertex buffer, record here the offset need to add
 115          */
 116         unsigned                        vbuffer_need_offset;
 117         unsigned                        vbuffer_offset[PIPE_MAX_ATTRIBS];
 118 };
 119
 120 struct r600_pipe_shader {
 121         struct r600_shader              shader;
 122         struct r600_pipe_state          rstate;
 123         struct r600_bo                  *bo;
 124         struct r600_bo                  *bo_fetch;
 125         struct r600_vertex_element      vertex_elements;
 126 };
 127
 128 /* needed for blitter save */
 129 #define NUM_TEX_UNITS 16
 130
 131 struct r600_textures_info {
 132         struct r600_pipe_sampler_view   *views[NUM_TEX_UNITS];
 133         unsigned                        n_views;
 134         void                            *samplers[NUM_TEX_UNITS];
 135         unsigned                        n_samplers;
 136 };
 137
 138 struct r600_fence {
 139         struct pipe_reference           reference;
 140         struct r600_pipe_context        *ctx;
 141         unsigned                        index; /* in the shared bo */
 142         struct list_head                head;
 143 };
 144
 145 #define FENCE_BLOCK_SIZE 16
 146
 147 struct r600_fence_block {
 148         struct r600_fence               fences[FENCE_BLOCK_SIZE];
 149         struct list_head                head;
 150 };
 151
 152 struct r600_pipe_fences {
 153         struct r600_bo                  *bo;
 154         unsigned                        *data;
 155         unsigned                        next_index;
 156         /* linked list of preallocated blocks */
 157         struct list_head                blocks;
 158         /* linked list of freed fences */
 159         struct list_head                pool;
 160 };
 161
 162 #define R600_CONSTANT_ARRAY_SIZE 256
 163 #define R600_RESOURCE_ARRAY_SIZE 160
 164
 165 struct r600_pipe_context {
 166         struct pipe_context             context;
 167         struct blitter_context          *blitter;
 168         unsigned                        family;
 169         void                            *custom_dsa_flush;
 170         struct r600_screen              *screen;
 171         struct radeon                   *radeon;
 172         struct r600_pipe_state          *states[R600_PIPE_NSTATES];
 173         struct r600_context             ctx;
 174         struct r600_vertex_element      *vertex_elements;
 175         struct r600_pipe_state          fs_resource[PIPE_MAX_ATTRIBS];
 176         struct pipe_framebuffer_state   framebuffer;
 177         struct pipe_index_buffer        index_buffer;
 178         unsigned                        cb_target_mask;
 179         /* for saving when using blitter */
 180         struct pipe_stencil_ref         stencil_ref;
 181         struct pipe_viewport_state      viewport;
 182         struct pipe_clip_state          clip;
 183         struct r600_pipe_state          config;
 184         struct r600_pipe_shader         *ps_shader;
 185         struct r600_pipe_shader         *vs_shader;
 186         struct r600_pipe_state          vs_const_buffer;
 187         struct r600_pipe_state          vs_const_buffer_resource[R600_MAX_CONST_BUFFERS];
 188         struct r600_pipe_state          ps_const_buffer;
 189         struct r600_pipe_state          ps_const_buffer_resource[R600_MAX_CONST_BUFFERS];
 190         struct r600_pipe_rasterizer     *rasterizer;
 191         /* shader information */
 192         unsigned                        sprite_coord_enable;
 193         bool                            flatshade;
 194         bool                            export_16bpc;
 195         unsigned                        alpha_ref;
 196         bool                            alpha_ref_dirty;
 197         struct r600_textures_info       ps_samplers;
 198
 199         struct r600_pipe_fences         fences;
 200
 201         struct u_vbuf_mgr               *vbuf_mgr;
 202         struct util_slab_mempool        pool_transfers;
 203         bool                            blit;
 204
 205 };
 206
 207 struct r600_drawl {
 208         struct pipe_draw_info   info;
 209         struct pipe_context     *ctx;
 210         unsigned                index_size;
 211         unsigned                index_buffer_offset;
 212         struct pipe_resource    *index_buffer;
 213 };
 214
 215 /* evergreen_state.c */
 216 void evergreen_init_state_functions(struct r600_pipe_context *rctx);
 217 void evergreen_init_config(struct r600_pipe_context *rctx);
 218 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 219 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 220 void evergreen_fetch_shader(struct r600_vertex_element *ve);
 221 void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
 222 void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
 223 void evergreen_pipe_set_buffer_resource(struct r600_pipe_context *rctx,
 224                                         struct r600_pipe_state *rstate,
 225                                         struct r600_resource *rbuffer,
 226                                         unsigned offset, unsigned stride);
 227
 228 /* r600_blit.c */
 229 void r600_init_blit_functions(struct r600_pipe_context *rctx);
 230 void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 231 void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 232 void r600_flush_depth_textures(struct r600_pipe_context *rctx);
 233
 234 /* r600_buffer.c */
 235 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 236                                          const struct pipe_resource *templ);
 237 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 238                                               void *ptr, unsigned bytes,
 239                                               unsigned bind);
 240 struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 241                                               struct winsys_handle *whandle);
 242 void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
 243
 244 /* r600_query.c */
 245 void r600_init_query_functions(struct r600_pipe_context *rctx);
 246
 247 /* r600_resource.c */
 248 void r600_init_context_resource_functions(struct r600_pipe_context *r600);
 249
 250 /* r600_shader.c */
 251 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
 252 void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 253 int r600_find_vs_semantic_index(struct r600_shader *vs,
 254                                 struct r600_shader *ps, int id);
 255
 256 /* r600_state.c */
 257 void r600_init_state_functions(struct r600_pipe_context *rctx);
 258 void r600_init_config(struct r600_pipe_context *rctx);
 259 void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 260 void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 261 void r600_fetch_shader(struct r600_vertex_element *ve);
 262 void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
 263 void r600_polygon_offset_update(struct r600_pipe_context *rctx);
 264 void r600_pipe_set_buffer_resource(struct r600_pipe_context *rctx,
 265                                    struct r600_pipe_state *rstate,
 266                                    struct r600_resource *rbuffer,
 267                                    unsigned offset, unsigned stride);
 268
 269 /* r600_texture.c */
 270 void r600_init_screen_texture_functions(struct pipe_screen *screen);
 271 void r600_init_surface_functions(struct r600_pipe_context *r600);
 272 uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
 273                                   const unsigned char *swizzle_view,
 274                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 275 unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
 276                                         unsigned level, unsigned layer);
 277
 278 /* r600_translate.c */
 279 void r600_translate_index_buffer(struct r600_pipe_context *r600,
 280                                  struct pipe_resource **index_buffer,
 281                                  unsigned *index_size,
 282                                  unsigned *start, unsigned count);
 283
 284 /* r600_state_common.c */
 285 void r600_set_index_buffer(struct pipe_context *ctx,
 286                            const struct pipe_index_buffer *ib);
 287 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 288                              const struct pipe_vertex_buffer *buffers);
 289 void *r600_create_vertex_elements(struct pipe_context *ctx,
 290                                   unsigned count,
 291                                   const struct pipe_vertex_element *elements);
 292 void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
 293 void r600_bind_blend_state(struct pipe_context *ctx, void *state);
 294 void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
 295 void r600_bind_rs_state(struct pipe_context *ctx, void *state);
 296 void r600_delete_rs_state(struct pipe_context *ctx, void *state);
 297 void r600_sampler_view_destroy(struct pipe_context *ctx,
 298                                struct pipe_sampler_view *state);
 299 void r600_delete_state(struct pipe_context *ctx, void *state);
 300 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
 301 void *r600_create_shader_state(struct pipe_context *ctx,
 302                                const struct pipe_shader_state *state);
 303 void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
 304 void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
 305 void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
 306 void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
 307 void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
 308                               struct pipe_resource *buffer);
 309 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 310
 311 /*
 312  * common helpers
 313  */
 314 static INLINE u32 S_FIXED(float value, u32 frac_bits)
 315 {
 316         return value * (1 << frac_bits);
 317 }
 318 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
 319
 320 #endif