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 enum r600_pipe_state_id {
  44         R600_PIPE_STATE_BLEND = 0,
  45         R600_PIPE_STATE_BLEND_COLOR,
  46         R600_PIPE_STATE_CONFIG,
  47         R600_PIPE_STATE_CLIP,
  48         R600_PIPE_STATE_SCISSOR,
  49         R600_PIPE_STATE_VIEWPORT,
  50         R600_PIPE_STATE_RASTERIZER,
  51         R600_PIPE_STATE_VGT,
  52         R600_PIPE_STATE_FRAMEBUFFER,
  53         R600_PIPE_STATE_DSA,
  54         R600_PIPE_STATE_STENCIL_REF,
  55         R600_PIPE_STATE_PS_SHADER,
  56         R600_PIPE_STATE_VS_SHADER,
  57         R600_PIPE_STATE_CONSTANT,
  58         R600_PIPE_STATE_SAMPLER,
  59         R600_PIPE_STATE_RESOURCE,
  60         R600_PIPE_STATE_POLYGON_OFFSET,
  61         R600_PIPE_STATE_FETCH_SHADER,
  62         R600_PIPE_NSTATES
  63 };
  64
  65 struct r600_screen {
  66         struct pipe_screen              screen;
  67         struct radeon                   *radeon;
  68         struct r600_tiling_info         *tiling_info;
  69         struct util_slab_mempool        pool_buffers;
  70         unsigned                        num_contexts;
  71
  72         /* for thread-safe write accessing to num_contexts */
  73         pipe_mutex                      mutex_num_contexts;
  74 };
  75
  76 struct r600_pipe_sampler_view {
  77         struct pipe_sampler_view        base;
  78         struct r600_pipe_state          state;
  79 };
  80
  81 struct r600_pipe_rasterizer {
  82         struct r600_pipe_state          rstate;
  83         bool                            flatshade;
  84         unsigned                        sprite_coord_enable;
  85         float                           offset_units;
  86         float                           offset_scale;
  87 };
  88
  89 struct r600_pipe_blend {
  90         struct r600_pipe_state          rstate;
  91         unsigned                        cb_target_mask;
  92 };
  93
  94 struct r600_vertex_element
  95 {
  96         unsigned                        count;
  97         struct pipe_vertex_element      elements[PIPE_MAX_ATTRIBS];
  98         struct u_vbuf_mgr_elements      *vmgr_elements;
  99         struct r600_bo                  *fetch_shader;
 100         unsigned                        fs_size;
 101         struct r600_pipe_state          rstate;
 102         /* if offset is to big for fetch instructio we need to alterate
 103          * offset of vertex buffer, record here the offset need to add
 104          */
 105         unsigned                        vbuffer_need_offset;
 106         unsigned                        vbuffer_offset[PIPE_MAX_ATTRIBS];
 107 };
 108
 109 struct r600_pipe_shader {
 110         struct r600_shader              shader;
 111         struct r600_pipe_state          rstate;
 112         struct r600_bo                  *bo;
 113         struct r600_bo                  *bo_fetch;
 114         struct r600_vertex_element      vertex_elements;
 115 };
 116
 117 /* needed for blitter save */
 118 #define NUM_TEX_UNITS 16
 119
 120 struct r600_textures_info {
 121         struct r600_pipe_sampler_view   *views[NUM_TEX_UNITS];
 122         unsigned                        n_views;
 123         void                            *samplers[NUM_TEX_UNITS];
 124         unsigned                        n_samplers;
 125 };
 126
 127 #define R600_CONSTANT_ARRAY_SIZE 256
 128 #define R600_RESOURCE_ARRAY_SIZE 160
 129
 130 struct r600_pipe_context {
 131         struct pipe_context             context;
 132         struct blitter_context          *blitter;
 133         unsigned                        family;
 134         void                            *custom_dsa_flush;
 135         struct r600_screen              *screen;
 136         struct radeon                   *radeon;
 137         struct r600_pipe_state          *states[R600_PIPE_NSTATES];
 138         struct r600_context             ctx;
 139         struct r600_vertex_element      *vertex_elements;
 140         struct r600_pipe_state          fs_resource[PIPE_MAX_ATTRIBS];
 141         struct pipe_framebuffer_state   framebuffer;
 142         struct pipe_index_buffer        index_buffer;
 143         unsigned                        cb_target_mask;
 144         /* for saving when using blitter */
 145         struct pipe_stencil_ref         stencil_ref;
 146         struct pipe_viewport_state      viewport;
 147         struct pipe_clip_state          clip;
 148         struct r600_pipe_state          config;
 149         struct r600_pipe_shader         *ps_shader;
 150         struct r600_pipe_shader         *vs_shader;
 151         struct r600_pipe_state          vs_const_buffer;
 152         struct r600_pipe_state          vs_const_buffer_resource[R600_MAX_CONST_BUFFERS];
 153         struct r600_pipe_state          ps_const_buffer;
 154         struct r600_pipe_state          ps_const_buffer_resource[R600_MAX_CONST_BUFFERS];
 155         struct r600_pipe_rasterizer     *rasterizer;
 156         /* shader information */
 157         unsigned                        sprite_coord_enable;
 158         bool                            flatshade;
 159         struct r600_textures_info       ps_samplers;
 160
 161         struct u_vbuf_mgr               *vbuf_mgr;
 162         struct util_slab_mempool        pool_transfers;
 163         bool                            blit;
 164 };
 165
 166 struct r600_drawl {
 167         struct pipe_draw_info   info;
 168         struct pipe_context     *ctx;
 169         unsigned                index_size;
 170         unsigned                index_buffer_offset;
 171         struct pipe_resource    *index_buffer;
 172 };
 173
 174 /* evergreen_state.c */
 175 void evergreen_init_state_functions(struct r600_pipe_context *rctx);
 176 void evergreen_init_config(struct r600_pipe_context *rctx);
 177 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 178 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 179 void evergreen_fetch_shader(struct r600_vertex_element *ve);
 180 void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
 181 void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
 182 void evergreen_pipe_set_buffer_resource(struct r600_pipe_context *rctx,
 183                                         struct r600_pipe_state *rstate,
 184                                         struct r600_resource *rbuffer,
 185                                         unsigned offset, unsigned stride);
 186
 187 /* r600_blit.c */
 188 void r600_init_blit_functions(struct r600_pipe_context *rctx);
 189 void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 190 void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 191 void r600_flush_depth_textures(struct r600_pipe_context *rctx);
 192
 193 /* r600_buffer.c */
 194 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 195                                          const struct pipe_resource *templ);
 196 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 197                                               void *ptr, unsigned bytes,
 198                                               unsigned bind);
 199 struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 200                                               struct winsys_handle *whandle);
 201 void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
 202
 203 /* r600_query.c */
 204 void r600_init_query_functions(struct r600_pipe_context *rctx);
 205
 206 /* r600_resource.c */
 207 void r600_init_context_resource_functions(struct r600_pipe_context *r600);
 208
 209 /* r600_shader.c */
 210 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
 211 void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 212 int r600_find_vs_semantic_index(struct r600_shader *vs,
 213                                 struct r600_shader *ps, int id);
 214
 215 /* r600_state.c */
 216 void r600_init_state_functions(struct r600_pipe_context *rctx);
 217 void r600_spi_update(struct r600_pipe_context *rctx);
 218 void r600_init_config(struct r600_pipe_context *rctx);
 219 void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 220 void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 221 void r600_fetch_shader(struct r600_vertex_element *ve);
 222 void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
 223 void r600_polygon_offset_update(struct r600_pipe_context *rctx);
 224 void r600_pipe_set_buffer_resource(struct r600_pipe_context *rctx,
 225                                    struct r600_pipe_state *rstate,
 226                                    struct r600_resource *rbuffer,
 227                                    unsigned offset, unsigned stride);
 228
 229 /* r600_helper.h */
 230 int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
 231
 232 /* r600_texture.c */
 233 void r600_init_screen_texture_functions(struct pipe_screen *screen);
 234 void r600_init_surface_functions(struct r600_pipe_context *r600);
 235 uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
 236                                   const unsigned char *swizzle_view,
 237                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 238 unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
 239                                         unsigned level, unsigned layer);
 240
 241 /* r600_translate.c */
 242 void r600_translate_index_buffer(struct r600_pipe_context *r600,
 243                                  struct pipe_resource **index_buffer,
 244                                  unsigned *index_size,
 245                                  unsigned *start, unsigned count);
 246
 247 /* r600_state_common.c */
 248 void r600_set_index_buffer(struct pipe_context *ctx,
 249                            const struct pipe_index_buffer *ib);
 250 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 251                              const struct pipe_vertex_buffer *buffers);
 252 void *r600_create_vertex_elements(struct pipe_context *ctx,
 253                                   unsigned count,
 254                                   const struct pipe_vertex_element *elements);
 255 void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
 256 void r600_bind_blend_state(struct pipe_context *ctx, void *state);
 257 void r600_bind_rs_state(struct pipe_context *ctx, void *state);
 258 void r600_delete_rs_state(struct pipe_context *ctx, void *state);
 259 void r600_sampler_view_destroy(struct pipe_context *ctx,
 260                                struct pipe_sampler_view *state);
 261 void r600_bind_state(struct pipe_context *ctx, void *state);
 262 void r600_delete_state(struct pipe_context *ctx, void *state);
 263 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
 264 void *r600_create_shader_state(struct pipe_context *ctx,
 265                                const struct pipe_shader_state *state);
 266 void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
 267 void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
 268 void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
 269 void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
 270 void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
 271                               struct pipe_resource *buffer);
 272 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 273
 274 /*
 275  * common helpers
 276  */
 277 static INLINE u32 S_FIXED(float value, u32 frac_bits)
 278 {
 279         return value * (1 << frac_bits);
 280 }
 281 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
 282
 283 #endif