src/gallium/drivers/iris/iris_context.h

   1 /*
   2  * Copyright © 2017 Intel Corporation
   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 IRIS_CONTEXT_H
  24 #define IRIS_CONTEXT_H
  25
  26 #include "pipe/p_context.h"
  27 #include "pipe/p_state.h"
  28 #include "util/u_debug.h"
  29 #include "intel/common/gen_debug.h"
  30 #include "intel/compiler/brw_compiler.h"
  31 #include "iris_batch.h"
  32 #include "iris_screen.h"
  33
  34 struct iris_bo;
  35 struct iris_batch;
  36
  37 #define IRIS_RESOURCE_FLAG_INSTRUCTION_CACHE (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
  38
  39 #define IRIS_MAX_TEXTURE_SAMPLERS 32
  40 #define IRIS_MAX_VIEWPORTS 16
  41
  42 #define IRIS_DIRTY_COLOR_CALC_STATE         (1ull <<  0)
  43 #define IRIS_DIRTY_POLYGON_STIPPLE          (1ull <<  1)
  44 #define IRIS_DIRTY_SCISSOR_RECT             (1ull <<  2)
  45 #define IRIS_DIRTY_WM_DEPTH_STENCIL         (1ull <<  3)
  46 #define IRIS_DIRTY_CC_VIEWPORT              (1ull <<  4)
  47 #define IRIS_DIRTY_SF_CL_VIEWPORT           (1ull <<  5)
  48 #define IRIS_DIRTY_PS_BLEND                 (1ull <<  6)
  49 #define IRIS_DIRTY_BLEND_STATE              (1ull <<  7)
  50 #define IRIS_DIRTY_RASTER                   (1ull <<  8)
  51 #define IRIS_DIRTY_CLIP                     (1ull <<  9)
  52 #define IRIS_DIRTY_SCISSOR                  (1ull << 10)
  53 #define IRIS_DIRTY_LINE_STIPPLE             (1ull << 11)
  54 #define IRIS_DIRTY_VERTEX_ELEMENTS          (1ull << 12)
  55 #define IRIS_DIRTY_MULTISAMPLE              (1ull << 13)
  56 #define IRIS_DIRTY_VERTEX_BUFFERS           (1ull << 14)
  57 #define IRIS_DIRTY_SAMPLE_MASK              (1ull << 15)
  58 #define IRIS_DIRTY_SAMPLER_STATES_VS        (1ull << 16)
  59 #define IRIS_DIRTY_SAMPLER_STATES_TCS       (1ull << 17)
  60 #define IRIS_DIRTY_SAMPLER_STATES_TES       (1ull << 18)
  61 #define IRIS_DIRTY_SAMPLER_STATES_GS        (1ull << 19)
  62 #define IRIS_DIRTY_SAMPLER_STATES_PS        (1ull << 20)
  63 #define IRIS_DIRTY_SAMPLER_STATES_CS        (1ull << 21)
  64 #define IRIS_DIRTY_UNCOMPILED_VS            (1ull << 22)
  65 #define IRIS_DIRTY_UNCOMPILED_TCS           (1ull << 23)
  66 #define IRIS_DIRTY_UNCOMPILED_TES           (1ull << 24)
  67 #define IRIS_DIRTY_UNCOMPILED_GS            (1ull << 25)
  68 #define IRIS_DIRTY_UNCOMPILED_FS            (1ull << 26)
  69 #define IRIS_DIRTY_UNCOMPILED_CS            (1ull << 27)
  70 #define IRIS_DIRTY_VS                       (1ull << 28)
  71 #define IRIS_DIRTY_TCS                      (1ull << 29)
  72 #define IRIS_DIRTY_TES                      (1ull << 30)
  73 #define IRIS_DIRTY_GS                       (1ull << 31)
  74 #define IRIS_DIRTY_FS                       (1ull << 32)
  75 #define IRIS_DIRTY_CS                       (1ull << 33)
  76 #define IRIS_DIRTY_URB                      (1ull << 34)
  77 #define IRIS_DIRTY_CONSTANTS_VS             (1ull << 35)
  78 #define IRIS_DIRTY_CONSTANTS_TCS            (1ull << 36)
  79 #define IRIS_DIRTY_CONSTANTS_TES            (1ull << 37)
  80 #define IRIS_DIRTY_CONSTANTS_GS             (1ull << 38)
  81 #define IRIS_DIRTY_CONSTANTS_FS             (1ull << 39)
  82
  83 enum brw_param_domain {
  84    BRW_PARAM_DOMAIN_BUILTIN = 0,
  85    BRW_PARAM_DOMAIN_PARAMETER,
  86    BRW_PARAM_DOMAIN_UNIFORM,
  87    BRW_PARAM_DOMAIN_IMAGE,
  88 };
  89
  90 #define BRW_PARAM(domain, val)   (BRW_PARAM_DOMAIN_##domain << 24 | (val))
  91 #define BRW_PARAM_DOMAIN(param)  ((uint32_t)(param) >> 24)
  92 #define BRW_PARAM_VALUE(param)   ((uint32_t)(param) & 0x00ffffff)
  93
  94 #define BRW_PARAM_PARAMETER(idx, comp) \
  95    BRW_PARAM(PARAMETER, ((idx) << 2) | (comp))
  96 #define BRW_PARAM_PARAMETER_IDX(param)    (BRW_PARAM_VALUE(param) >> 2)
  97 #define BRW_PARAM_PARAMETER_COMP(param)   (BRW_PARAM_VALUE(param) & 0x3)
  98
  99 #define BRW_PARAM_UNIFORM(idx)            BRW_PARAM(UNIFORM, (idx))
 100 #define BRW_PARAM_UNIFORM_IDX(param)      BRW_PARAM_VALUE(param)
 101
 102 #define BRW_PARAM_IMAGE(idx, offset) BRW_PARAM(IMAGE, ((idx) << 8) | (offset))
 103 #define BRW_PARAM_IMAGE_IDX(value)        (BRW_PARAM_VALUE(value) >> 8)
 104 #define BRW_PARAM_IMAGE_OFFSET(value)     (BRW_PARAM_VALUE(value) & 0xf)
 105
 106 struct iris_depth_stencil_alpha_state;
 107
 108 enum iris_program_cache_id {
 109    IRIS_CACHE_VS  = MESA_SHADER_VERTEX,
 110    IRIS_CACHE_TCS = MESA_SHADER_TESS_CTRL,
 111    IRIS_CACHE_TES = MESA_SHADER_TESS_EVAL,
 112    IRIS_CACHE_GS  = MESA_SHADER_GEOMETRY,
 113    IRIS_CACHE_FS  = MESA_SHADER_FRAGMENT,
 114    IRIS_CACHE_CS  = MESA_SHADER_COMPUTE,
 115    IRIS_CACHE_BLORP_BLIT,
 116 };
 117
 118 struct iris_compiled_shader {
 119    /** Buffer containing the uploaded assembly. */
 120    struct pipe_resource *buffer;
 121
 122    /** Offset where the assembly lives in the BO. */
 123    unsigned offset;
 124
 125    /** Pointer to the assembly in the BO's map. */
 126    void *map;
 127
 128    /** The program data (owned by the program cache hash table) */
 129    struct brw_stage_prog_data *prog_data;
 130
 131    /**
 132     * Shader packets and other data derived from prog_data.  These must be
 133     * completely determined from prog_data.
 134     */
 135    uint8_t derived_data[0];
 136 };
 137
 138 struct iris_shader_state {
 139    struct pipe_constant_buffer constbuf[PIPE_MAX_CONSTANT_BUFFERS];
 140    struct pipe_resource *push_resource;
 141    unsigned const_offset;
 142    unsigned const_size;
 143 };
 144
 145 struct iris_context {
 146    struct pipe_context ctx;
 147
 148    struct pipe_debug_callback dbg;
 149
 150    struct {
 151       struct iris_uncompiled_shader *uncompiled[MESA_SHADER_STAGES];
 152       struct iris_compiled_shader *prog[MESA_SHADER_STAGES];
 153       struct brw_vue_map *last_vue_map;
 154
 155       struct iris_shader_state state[MESA_SHADER_STAGES];
 156
 157       struct u_upload_mgr *uploader;
 158       struct hash_table *cache;
 159
 160       unsigned urb_size;
 161    } shaders;
 162
 163    /** The main batch for rendering */
 164    struct iris_batch render_batch;
 165
 166    struct {
 167       uint64_t dirty;
 168       unsigned num_viewports; // XXX: can viewports + scissors be different?
 169       unsigned num_scissors;
 170       unsigned sample_mask;
 171       struct iris_blend_state *cso_blend;
 172       struct iris_rasterizer_state *cso_rast;
 173       struct iris_depth_stencil_alpha_state *cso_zsa;
 174       struct iris_vertex_element_state *cso_vertex_elements;
 175       struct iris_vertex_buffer_state *cso_vertex_buffers;
 176       struct iris_viewport_state *cso_vp;
 177       struct iris_depth_state *cso_depth;
 178       struct pipe_blend_color blend_color;
 179       struct pipe_poly_stipple poly_stipple;
 180       struct pipe_scissor_state scissors[IRIS_MAX_VIEWPORTS];
 181       struct pipe_stencil_ref stencil_ref;
 182       struct pipe_framebuffer_state framebuffer;
 183
 184       struct iris_sampler_state *samplers[MESA_SHADER_STAGES][IRIS_MAX_TEXTURE_SAMPLERS];
 185
 186       void (*destroy_state)(struct iris_context *ice);
 187       void (*init_render_context)(struct iris_screen *screen,
 188                                   struct iris_batch *batch,
 189                                   struct pipe_debug_callback *dbg);
 190       void (*upload_render_state)(struct iris_context *ice,
 191                                   struct iris_batch *batch,
 192                                   const struct pipe_draw_info *draw);
 193       unsigned (*derived_program_state_size)(enum iris_program_cache_id id);
 194       void (*set_derived_program_state)(const struct gen_device_info *devinfo,
 195                                         enum iris_program_cache_id cache_id,
 196                                         struct iris_compiled_shader *shader);
 197       void (*populate_vs_key)(const struct iris_context *ice,
 198                               struct brw_vs_prog_key *key);
 199       void (*populate_tcs_key)(const struct iris_context *ice,
 200                                struct brw_tcs_prog_key *key);
 201       void (*populate_tes_key)(const struct iris_context *ice,
 202                                struct brw_tes_prog_key *key);
 203       void (*populate_gs_key)(const struct iris_context *ice,
 204                               struct brw_gs_prog_key *key);
 205       void (*populate_fs_key)(const struct iris_context *ice,
 206                               struct brw_wm_prog_key *key);
 207    } state;
 208 };
 209
 210 #define perf_debug(dbg, ...) do {                      \
 211    if (INTEL_DEBUG & DEBUG_PERF)                       \
 212       dbg_printf(__VA_ARGS__);                         \
 213    if (unlikely(dbg))                                  \
 214       pipe_debug_message(dbg, PERF_INFO, __VA_ARGS__); \
 215 } while(0)
 216
 217 double get_time(void);
 218
 219 struct pipe_context *
 220 iris_create_context(struct pipe_screen *screen, void *priv, unsigned flags);
 221
 222 void iris_init_blit_functions(struct pipe_context *ctx);
 223 void iris_init_clear_functions(struct pipe_context *ctx);
 224 void iris_init_program_functions(struct pipe_context *ctx);
 225 void iris_init_resource_functions(struct pipe_context *ctx);
 226 void iris_init_query_functions(struct pipe_context *ctx);
 227 void iris_update_compiled_shaders(struct iris_context *ice);
 228
 229 /* iris_draw.c */
 230
 231 void iris_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 232
 233 /* iris_state.c */
 234
 235 void gen9_init_state(struct iris_context *ice);
 236 void gen10_init_state(struct iris_context *ice);
 237
 238 /* iris_program_cache.c */
 239
 240 void iris_init_program_cache(struct iris_context *ice);
 241 void iris_destroy_program_cache(struct iris_context *ice);
 242 void iris_print_program_cache(struct iris_context *ice);
 243 bool iris_bind_cached_shader(struct iris_context *ice,
 244                              enum iris_program_cache_id cache_id,
 245                              const void *key);
 246 void iris_upload_and_bind_shader(struct iris_context *ice,
 247                                  enum iris_program_cache_id cache_id,
 248                                  const void *key,
 249                                  const void *assembly,
 250                                  struct brw_stage_prog_data *prog_data);
 251 const void *iris_find_previous_compile(const struct iris_context *ice,
 252                                        enum iris_program_cache_id cache_id,
 253                                        unsigned program_string_id);
 254 #endif