src/gallium/drivers/radeonsi/si_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 SI_PIPE_H
  27 #define SI_PIPE_H
  28
  29 #include "si_state.h"
  30
  31 #include <llvm-c/TargetMachine.h>
  32
  33 #ifdef PIPE_ARCH_BIG_ENDIAN
  34 #define SI_BIG_ENDIAN 1
  35 #else
  36 #define SI_BIG_ENDIAN 0
  37 #endif
  38
  39 /* The base vertex and primitive restart can be any number, but we must pick
  40  * one which will mean "unknown" for the purpose of state tracking and
  41  * the number shouldn't be a commonly-used one. */
  42 #define SI_BASE_VERTEX_UNKNOWN INT_MIN
  43 #define SI_RESTART_INDEX_UNKNOWN INT_MIN
  44 #define SI_NUM_SMOOTH_AA_SAMPLES 8
  45
  46 /* Instruction cache. */
  47 #define SI_CONTEXT_INV_ICACHE           (R600_CONTEXT_PRIVATE_FLAG << 0)
  48 /* Cache used by scalar memory (SMEM) instructions. They also use TC
  49  * as a second level cache, which isn't flushed by this.
  50  * Other names: constant cache, data cache, DCACHE */
  51 #define SI_CONTEXT_INV_KCACHE           (R600_CONTEXT_PRIVATE_FLAG << 1)
  52 /* Caches used by vector memory (VMEM) instructions.
  53  * L1 can optionally be bypassed (GLC=1) and can only be used by shaders.
  54  * L2 is used by shaders and can be used by other blocks (CP, sDMA). */
  55 #define SI_CONTEXT_INV_TC_L1            (R600_CONTEXT_PRIVATE_FLAG << 2)
  56 #define SI_CONTEXT_INV_TC_L2            (R600_CONTEXT_PRIVATE_FLAG << 3)
  57 /* Framebuffer caches. */
  58 #define SI_CONTEXT_FLUSH_AND_INV_CB_META (R600_CONTEXT_PRIVATE_FLAG << 4)
  59 #define SI_CONTEXT_FLUSH_AND_INV_DB_META (R600_CONTEXT_PRIVATE_FLAG << 5)
  60 #define SI_CONTEXT_FLUSH_AND_INV_DB     (R600_CONTEXT_PRIVATE_FLAG << 6)
  61 #define SI_CONTEXT_FLUSH_AND_INV_CB     (R600_CONTEXT_PRIVATE_FLAG << 7)
  62 /* Engine synchronization. */
  63 #define SI_CONTEXT_VS_PARTIAL_FLUSH     (R600_CONTEXT_PRIVATE_FLAG << 8)
  64 #define SI_CONTEXT_PS_PARTIAL_FLUSH     (R600_CONTEXT_PRIVATE_FLAG << 9)
  65 #define SI_CONTEXT_CS_PARTIAL_FLUSH     (R600_CONTEXT_PRIVATE_FLAG << 10)
  66 #define SI_CONTEXT_VGT_FLUSH            (R600_CONTEXT_PRIVATE_FLAG << 11)
  67 #define SI_CONTEXT_VGT_STREAMOUT_SYNC   (R600_CONTEXT_PRIVATE_FLAG << 12)
  68 /* Compute only. */
  69 #define SI_CONTEXT_FLUSH_WITH_INV_L2    (R600_CONTEXT_PRIVATE_FLAG << 13) /* TODO: merge with TC? */
  70 #define SI_CONTEXT_FLAG_COMPUTE         (R600_CONTEXT_PRIVATE_FLAG << 14)
  71
  72 #define SI_CONTEXT_FLUSH_AND_INV_FRAMEBUFFER (SI_CONTEXT_FLUSH_AND_INV_CB | \
  73                                               SI_CONTEXT_FLUSH_AND_INV_CB_META | \
  74                                               SI_CONTEXT_FLUSH_AND_INV_DB | \
  75                                               SI_CONTEXT_FLUSH_AND_INV_DB_META)
  76
  77 #define SI_ENCODE_TRACE_POINT(id)       (0xcafe0000 | ((id) & 0xffff))
  78 #define SI_IS_TRACE_POINT(x)            (((x) & 0xcafe0000) == 0xcafe0000)
  79 #define SI_GET_TRACE_POINT_ID(x)        ((x) & 0xffff)
  80
  81 #define SI_MAX_VIEWPORTS        16
  82 #define SI_MAX_BORDER_COLORS    4096
  83
  84 struct si_compute;
  85
  86 struct si_screen {
  87         struct r600_common_screen       b;
  88 };
  89
  90 struct si_blend_color {
  91         struct r600_atom                atom;
  92         struct pipe_blend_color         state;
  93 };
  94
  95 struct si_sampler_view {
  96         struct pipe_sampler_view        base;
  97         struct list_head                list;
  98         struct r600_resource            *resource;
  99         /* [0..7] = image descriptor
 100          * [4..7] = buffer descriptor */
 101         uint32_t                        state[8];
 102         uint32_t                        fmask_state[8];
 103 };
 104
 105 struct si_sampler_state {
 106         uint32_t                        val[4];
 107 };
 108
 109 struct si_cs_shader_state {
 110         struct si_compute               *program;
 111 };
 112
 113 struct si_textures_info {
 114         struct si_sampler_views         views;
 115         struct si_sampler_states        states;
 116         uint32_t                        depth_texture_mask; /* which textures are depth */
 117         uint32_t                        compressed_colortex_mask;
 118 };
 119
 120 struct si_framebuffer {
 121         struct r600_atom                atom;
 122         struct pipe_framebuffer_state   state;
 123         unsigned                        nr_samples;
 124         unsigned                        log_samples;
 125         unsigned                        cb0_is_integer;
 126         unsigned                        compressed_cb_mask;
 127         unsigned                        export_16bpc;
 128         unsigned                        dirty_cbufs;
 129         bool                            dirty_zsbuf;
 130 };
 131
 132 struct si_clip_state {
 133         struct r600_atom                atom;
 134         struct pipe_clip_state          state;
 135 };
 136
 137 struct si_sample_mask {
 138         struct r600_atom        atom;
 139         uint16_t                sample_mask;
 140 };
 141
 142 struct si_scissors {
 143         struct r600_atom                atom;
 144         unsigned                        dirty_mask;
 145         struct pipe_scissor_state       states[SI_MAX_VIEWPORTS];
 146 };
 147
 148 struct si_viewports {
 149         struct r600_atom                atom;
 150         unsigned                        dirty_mask;
 151         struct pipe_viewport_state      states[SI_MAX_VIEWPORTS];
 152 };
 153
 154 struct si_context {
 155         struct r600_common_context      b;
 156         struct blitter_context          *blitter;
 157         void                            *custom_dsa_flush;
 158         void                            *custom_blend_resolve;
 159         void                            *custom_blend_decompress;
 160         void                            *custom_blend_fastclear;
 161         void                            *pstipple_sampler_state;
 162         struct si_screen                *screen;
 163         struct pipe_fence_handle        *last_gfx_fence;
 164         struct si_shader_selector       *fixed_func_tcs_shader;
 165         LLVMTargetMachineRef            tm;
 166
 167         /* Atoms (direct states). */
 168         union si_state_atoms            atoms;
 169         unsigned                        dirty_atoms; /* mask */
 170         /* PM4 states (precomputed immutable states) */
 171         union si_state                  queued;
 172         union si_state                  emitted;
 173
 174         /* Atom declarations. */
 175         struct r600_atom                cache_flush;
 176         struct si_framebuffer           framebuffer;
 177         struct r600_atom                msaa_sample_locs;
 178         struct r600_atom                db_render_state;
 179         struct r600_atom                msaa_config;
 180         struct si_sample_mask           sample_mask;
 181         struct r600_atom                cb_target_mask;
 182         struct si_blend_color           blend_color;
 183         struct r600_atom                clip_regs;
 184         struct si_clip_state            clip_state;
 185         struct si_shader_data           shader_userdata;
 186         struct si_scissors              scissors;
 187         struct si_viewports             viewports;
 188         struct si_stencil_ref           stencil_ref;
 189         struct r600_atom                spi_map;
 190
 191         /* Precomputed states. */
 192         struct si_pm4_state             *init_config;
 193         struct si_pm4_state             *vgt_shader_config[4];
 194         /* With rasterizer discard, there doesn't have to be a pixel shader.
 195          * In that case, we bind this one: */
 196         void                            *dummy_pixel_shader;
 197
 198         /* shaders */
 199         struct si_shader_selector       *ps_shader;
 200         struct si_shader_selector       *gs_shader;
 201         struct si_shader_selector       *vs_shader;
 202         struct si_shader_selector       *tcs_shader;
 203         struct si_shader_selector       *tes_shader;
 204         struct si_cs_shader_state       cs_shader_state;
 205
 206         /* shader information */
 207         struct si_vertex_element        *vertex_elements;
 208         unsigned                        sprite_coord_enable;
 209         bool                            flatshade;
 210
 211         /* shader descriptors */
 212         struct si_descriptors           vertex_buffers;
 213         struct si_buffer_resources      const_buffers[SI_NUM_SHADERS];
 214         struct si_buffer_resources      rw_buffers[SI_NUM_SHADERS];
 215         struct si_textures_info         samplers[SI_NUM_SHADERS];
 216
 217         /* other shader resources */
 218         struct pipe_constant_buffer     null_const_buf; /* used for set_constant_buffer(NULL) on CIK */
 219         struct pipe_resource            *esgs_ring;
 220         struct pipe_resource            *gsvs_ring;
 221         struct pipe_resource            *tf_ring;
 222         union pipe_color_union          *border_color_table; /* in CPU memory, any endian */
 223         struct r600_resource            *border_color_buffer;
 224         union pipe_color_union          *border_color_map; /* in VRAM (slow access), little endian */
 225         unsigned                        border_color_count;
 226
 227         /* Vertex and index buffers. */
 228         bool                            vertex_buffers_dirty;
 229         struct pipe_index_buffer        index_buffer;
 230         struct pipe_vertex_buffer       vertex_buffer[SI_NUM_VERTEX_BUFFERS];
 231
 232         /* MSAA config state. */
 233         int                             ps_iter_samples;
 234         bool                            smoothing_enabled;
 235
 236         /* DB render state. */
 237         bool                    dbcb_depth_copy_enabled;
 238         bool                    dbcb_stencil_copy_enabled;
 239         unsigned                dbcb_copy_sample;
 240         bool                    db_inplace_flush_enabled;
 241         bool                    db_depth_clear;
 242         bool                    db_depth_disable_expclear;
 243         unsigned                ps_db_shader_control;
 244
 245         /* Emitted draw state. */
 246         int                     last_base_vertex;
 247         int                     last_start_instance;
 248         int                     last_sh_base_reg;
 249         int                     last_primitive_restart_en;
 250         int                     last_restart_index;
 251         int                     last_gs_out_prim;
 252         int                     last_prim;
 253         int                     last_multi_vgt_param;
 254         int                     last_ls_hs_config;
 255         int                     last_rast_prim;
 256         unsigned                last_sc_line_stipple;
 257         int                     current_rast_prim; /* primitive type after TES, GS */
 258         unsigned                last_gsvs_itemsize;
 259
 260         /* Scratch buffer */
 261         struct r600_resource    *scratch_buffer;
 262         boolean                 emit_scratch_reloc;
 263         unsigned                scratch_waves;
 264         unsigned                spi_tmpring_size;
 265
 266         /* Emitted derived tessellation state. */
 267         struct si_shader        *last_ls; /* local shader (VS) */
 268         struct si_shader_selector *last_tcs;
 269         int                     last_num_tcs_input_cp;
 270         int                     last_tes_sh_base;
 271
 272         /* Debug state. */
 273         bool                    is_debug;
 274         uint32_t                *last_ib;
 275         unsigned                last_ib_dw_size;
 276         struct r600_resource    *last_trace_buf;
 277         struct r600_resource    *trace_buf;
 278         unsigned                trace_id;
 279         uint64_t                dmesg_timestamp;
 280         unsigned                last_bo_count;
 281         struct radeon_bo_list_item *last_bo_list;
 282 };
 283
 284 /* cik_sdma.c */
 285 void cik_sdma_copy(struct pipe_context *ctx,
 286                    struct pipe_resource *dst,
 287                    unsigned dst_level,
 288                    unsigned dstx, unsigned dsty, unsigned dstz,
 289                    struct pipe_resource *src,
 290                    unsigned src_level,
 291                    const struct pipe_box *src_box);
 292
 293 /* si_blit.c */
 294 void si_init_blit_functions(struct si_context *sctx);
 295 void si_flush_depth_textures(struct si_context *sctx,
 296                              struct si_textures_info *textures);
 297 void si_decompress_color_textures(struct si_context *sctx,
 298                                   struct si_textures_info *textures);
 299 void si_resource_copy_region(struct pipe_context *ctx,
 300                              struct pipe_resource *dst,
 301                              unsigned dst_level,
 302                              unsigned dstx, unsigned dsty, unsigned dstz,
 303                              struct pipe_resource *src,
 304                              unsigned src_level,
 305                              const struct pipe_box *src_box);
 306
 307 /* si_cp_dma.c */
 308 void si_copy_buffer(struct si_context *sctx,
 309                     struct pipe_resource *dst, struct pipe_resource *src,
 310                     uint64_t dst_offset, uint64_t src_offset, unsigned size,
 311                     bool is_framebuffer);
 312 void si_init_cp_dma_functions(struct si_context *sctx);
 313
 314 /* si_debug.c */
 315 void si_init_debug_functions(struct si_context *sctx);
 316 void si_check_vm_faults(struct si_context *sctx);
 317
 318 /* si_dma.c */
 319 void si_dma_copy(struct pipe_context *ctx,
 320                  struct pipe_resource *dst,
 321                  unsigned dst_level,
 322                  unsigned dstx, unsigned dsty, unsigned dstz,
 323                  struct pipe_resource *src,
 324                  unsigned src_level,
 325                  const struct pipe_box *src_box);
 326
 327 /* si_hw_context.c */
 328 void si_context_gfx_flush(void *context, unsigned flags,
 329                           struct pipe_fence_handle **fence);
 330 void si_begin_new_cs(struct si_context *ctx);
 331 void si_need_cs_space(struct si_context *ctx);
 332
 333 /* si_compute.c */
 334 void si_init_compute_functions(struct si_context *sctx);
 335
 336 /* si_uvd.c */
 337 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
 338                                                const struct pipe_video_codec *templ);
 339
 340 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
 341                                                  const struct pipe_video_buffer *tmpl);
 342
 343 /*
 344  * common helpers
 345  */
 346
 347 static inline struct r600_resource *
 348 si_resource_create_custom(struct pipe_screen *screen,
 349                           unsigned usage, unsigned size)
 350 {
 351         assert(size);
 352         return r600_resource(pipe_buffer_create(screen,
 353                 PIPE_BIND_CUSTOM, usage, size));
 354 }
 355
 356 static inline void
 357 si_invalidate_draw_sh_constants(struct si_context *sctx)
 358 {
 359         sctx->last_base_vertex = SI_BASE_VERTEX_UNKNOWN;
 360         sctx->last_start_instance = -1; /* reset to an unknown value */
 361         sctx->last_sh_base_reg = -1; /* reset to an unknown value */
 362 }
 363
 364 static inline void
 365 si_set_atom_dirty(struct si_context *sctx,
 366                   struct r600_atom *atom, bool dirty)
 367 {
 368         unsigned bit = 1 << (atom->id - 1);
 369
 370         if (dirty)
 371                 sctx->dirty_atoms |= bit;
 372         else
 373                 sctx->dirty_atoms &= ~bit;
 374 }
 375
 376 static inline void
 377 si_mark_atom_dirty(struct si_context *sctx,
 378                    struct r600_atom *atom)
 379 {
 380         si_set_atom_dirty(sctx, atom, true);
 381 }
 382
 383 #endif