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_NSTATES
  58 };
  59
  60 struct r600_screen {
  61         struct pipe_screen              screen;
  62         struct radeon                   *radeon;
  63         struct r600_tiling_info         *tiling_info;
  64 };
  65
  66 struct r600_pipe_sampler_view {
  67         struct pipe_sampler_view        base;
  68         struct r600_pipe_state          state;
  69 };
  70
  71 struct r600_pipe_rasterizer {
  72         struct r600_pipe_state          rstate;
  73         bool                            flatshade;
  74         unsigned                        sprite_coord_enable;
  75         float                           offset_units;
  76         float                           offset_scale;
  77 };
  78
  79 struct r600_pipe_blend {
  80         struct r600_pipe_state          rstate;
  81         unsigned                        cb_target_mask;
  82 };
  83
  84 struct r600_vertex_element
  85 {
  86         unsigned                        count;
  87         struct pipe_vertex_element      elements[PIPE_MAX_ATTRIBS];
  88         enum pipe_format                hw_format[PIPE_MAX_ATTRIBS];
  89         unsigned                        hw_format_size[PIPE_MAX_ATTRIBS];
  90         boolean incompatible_layout;
  91 };
  92
  93 struct r600_pipe_shader {
  94         struct r600_shader              shader;
  95         struct r600_pipe_state          rstate;
  96         struct r600_bo                  *bo;
  97         struct r600_bo                  *bo_fetch;
  98         struct r600_vertex_element      vertex_elements;
  99 };
 100
 101 /* needed for blitter save */
 102 #define NUM_TEX_UNITS 16
 103
 104 struct r600_textures_info {
 105         struct r600_pipe_sampler_view   *views[NUM_TEX_UNITS];
 106         unsigned                        n_views;
 107         void                            *samplers[NUM_TEX_UNITS];
 108         unsigned                        n_samplers;
 109 };
 110
 111 struct r600_translate_context {
 112         /* Translate cache for incompatible vertex offset/stride/format fallback. */
 113         struct translate_cache          *translate_cache;
 114
 115         /* The vertex buffer slot containing the translated buffer. */
 116         unsigned                        vb_slot;
 117         /* Saved and new vertex element state. */
 118         void                            *saved_velems;
 119         void                            *new_velems;
 120 };
 121
 122 #define R600_CONSTANT_ARRAY_SIZE 256
 123 #define R600_RESOURCE_ARRAY_SIZE 160
 124
 125 struct r600_pipe_context {
 126         struct pipe_context             context;
 127         struct blitter_context          *blitter;
 128         struct pipe_framebuffer_state   *pframebuffer;
 129         unsigned                        family;
 130         void                            *custom_dsa_flush;
 131         struct r600_screen              *screen;
 132         struct radeon                   *radeon;
 133         struct r600_pipe_state          *states[R600_PIPE_NSTATES];
 134         struct r600_context             ctx;
 135         struct r600_vertex_element      *vertex_elements;
 136         struct pipe_framebuffer_state   framebuffer;
 137         struct pipe_index_buffer        index_buffer;
 138         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 139         unsigned                        nvertex_buffer;
 140         unsigned                        cb_target_mask;
 141         /* for saving when using blitter */
 142         struct pipe_stencil_ref         stencil_ref;
 143         struct pipe_viewport_state      viewport;
 144         struct pipe_clip_state          clip;
 145         struct r600_pipe_state          *vs_resource;
 146         struct r600_pipe_state          *ps_resource;
 147         struct r600_pipe_state          config;
 148         struct r600_pipe_shader         *ps_shader;
 149         struct r600_pipe_shader         *vs_shader;
 150         struct r600_pipe_state          vs_const_buffer;
 151         struct r600_pipe_state          ps_const_buffer;
 152         struct r600_pipe_rasterizer     *rasterizer;
 153         /* shader information */
 154         unsigned                        sprite_coord_enable;
 155         bool                            flatshade;
 156         struct u_upload_mgr             *upload_vb;
 157         struct u_upload_mgr             *upload_ib;
 158         unsigned                        any_user_vbs;
 159         struct r600_textures_info       ps_samplers;
 160         unsigned                        vb_max_index;
 161         struct r600_translate_context   tran;
 162 };
 163
 164 struct r600_drawl {
 165         struct pipe_context     *ctx;
 166         unsigned                mode;
 167         unsigned                min_index;
 168         unsigned                max_index;
 169         unsigned                index_bias;
 170         unsigned                start;
 171         unsigned                count;
 172         unsigned                index_size;
 173         unsigned                index_buffer_offset;
 174         struct pipe_resource    *index_buffer;
 175 };
 176
 177 /* evergreen_state.c */
 178 void evergreen_init_state_functions(struct r600_pipe_context *rctx);
 179 void evergreen_init_config(struct r600_pipe_context *rctx);
 180 void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info);
 181 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 182 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 183 void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
 184 void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
 185
 186 /* r600_blit.c */
 187 void r600_init_blit_functions(struct r600_pipe_context *rctx);
 188 int r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 189
 190 /* r600_buffer.c */
 191 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 192                                          const struct pipe_resource *templ);
 193 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 194                                               void *ptr, unsigned bytes,
 195                                               unsigned bind);
 196 unsigned r600_buffer_is_referenced_by_cs(struct pipe_context *context,
 197                                          struct pipe_resource *buf,
 198                                          unsigned level, int layer);
 199 struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 200                                               struct winsys_handle *whandle);
 201 int r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
 202 int r600_upload_user_buffers(struct r600_pipe_context *rctx);
 203
 204 /* r600_query.c */
 205 void r600_init_query_functions(struct r600_pipe_context *rctx);
 206
 207 /* r600_resource.c */
 208 void r600_init_context_resource_functions(struct r600_pipe_context *r600);
 209
 210 /* r600_shader.c */
 211 int r600_pipe_shader_update(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 212 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
 213 void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 214 int r600_find_vs_semantic_index(struct r600_shader *vs,
 215                                 struct r600_shader *ps, int id);
 216
 217 /* r600_state.c */
 218 void r600_init_state_functions(struct r600_pipe_context *rctx);
 219 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 220 void r600_init_config(struct r600_pipe_context *rctx);
 221 void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
 222 void r600_polygon_offset_update(struct r600_pipe_context *rctx);
 223
 224 /* r600_helper.h */
 225 int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
 226
 227 /* r600_texture.c */
 228 void r600_init_screen_texture_functions(struct pipe_screen *screen);
 229 void r600_init_surface_functions(struct r600_pipe_context *r600);
 230 uint32_t r600_translate_texformat(enum pipe_format format,
 231                                   const unsigned char *swizzle_view,
 232                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 233 unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
 234                                         unsigned level, unsigned layer);
 235
 236 /* r600_translate.c */
 237 void r600_begin_vertex_translate(struct r600_pipe_context *rctx);
 238 void r600_end_vertex_translate(struct r600_pipe_context *rctx);
 239 void r600_translate_index_buffer(struct r600_pipe_context *r600,
 240                                  struct pipe_resource **index_buffer,
 241                                  unsigned *index_size,
 242                                  unsigned *start, unsigned count);
 243
 244 /* r600_state_common.c */
 245 void r600_set_index_buffer(struct pipe_context *ctx,
 246                            const struct pipe_index_buffer *ib);
 247 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 248                              const struct pipe_vertex_buffer *buffers);
 249 void *r600_create_vertex_elements(struct pipe_context *ctx,
 250                                   unsigned count,
 251                                   const struct pipe_vertex_element *elements);
 252 void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
 253 void r600_bind_blend_state(struct pipe_context *ctx, void *state);
 254 void r600_bind_rs_state(struct pipe_context *ctx, void *state);
 255 void r600_delete_rs_state(struct pipe_context *ctx, void *state);
 256 void r600_sampler_view_destroy(struct pipe_context *ctx,
 257                                struct pipe_sampler_view *state);
 258 void r600_bind_state(struct pipe_context *ctx, void *state);
 259 void r600_delete_state(struct pipe_context *ctx, void *state);
 260 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
 261
 262 void *r600_create_shader_state(struct pipe_context *ctx,
 263                                const struct pipe_shader_state *state);
 264 void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
 265 void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
 266 void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
 267 void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
 268 /*
 269  * common helpers
 270  */
 271 static INLINE u32 S_FIXED(float value, u32 frac_bits)
 272 {
 273         return value * (1 << frac_bits);
 274 }
 275 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
 276
 277 #endif