src/gallium/drivers/lima/lima_context.h

   1 /*
   2  * Copyright (c) 2017-2019 Lima Project
   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  * the rights to use, copy, modify, merge, publish, distribute, sub license,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the
  12  * next paragraph) shall be included in all copies or substantial portions
  13  * of the 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  *
  23  */
  24
  25 #ifndef H_LIMA_CONTEXT
  26 #define H_LIMA_CONTEXT
  27
  28 #include "util/slab.h"
  29
  30 #include "pipe/p_context.h"
  31 #include "pipe/p_state.h"
  32
  33 struct lima_context_framebuffer {
  34    struct pipe_framebuffer_state base;
  35    int tiled_w, tiled_h;
  36    int shift_w, shift_h;
  37    int block_w, block_h;
  38    int shift_min;
  39 };
  40
  41 struct lima_context_clear {
  42    unsigned buffers;
  43    uint32_t color_8pc;
  44    uint32_t depth;
  45    uint32_t stencil;
  46    uint64_t color_16pc;
  47 };
  48
  49 struct lima_depth_stencil_alpha_state {
  50    struct pipe_depth_stencil_alpha_state base;
  51 };
  52
  53 struct lima_fs_shader_state {
  54    void *shader;
  55    int shader_size;
  56    int stack_size;
  57    bool uses_discard;
  58    struct lima_bo *bo;
  59 };
  60
  61 #define LIMA_MAX_VARYING_NUM 13
  62
  63 struct lima_varying_info {
  64    int components;
  65    int component_size;
  66    int offset;
  67 };
  68
  69 struct lima_vs_shader_state {
  70    void *shader;
  71    int shader_size;
  72    int prefetch;
  73
  74    /* pipe_constant_buffer.size is aligned with some pad bytes,
  75     * so record here for the real start place of gpir lowered
  76     * uniforms */
  77    int uniform_pending_offset;
  78
  79    void *constant;
  80    int constant_size;
  81
  82    struct lima_varying_info varying[LIMA_MAX_VARYING_NUM];
  83    int varying_stride;
  84    int num_outputs;
  85    int num_varyings;
  86    int gl_pos_idx;
  87    int point_size_idx;
  88
  89    struct lima_bo *bo;
  90 };
  91
  92 struct lima_rasterizer_state {
  93    struct pipe_rasterizer_state base;
  94 };
  95
  96 struct lima_blend_state {
  97    struct pipe_blend_state base;
  98 };
  99
 100 struct lima_vertex_element_state {
 101    struct pipe_vertex_element pipe[PIPE_MAX_ATTRIBS];
 102    unsigned num_elements;
 103 };
 104
 105 struct lima_context_vertex_buffer {
 106    struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
 107    unsigned count;
 108    uint32_t enabled_mask;
 109 };
 110
 111 struct lima_context_viewport_state {
 112    struct pipe_viewport_state transform;
 113    float left, right, bottom, top;
 114    float near, far;
 115 };
 116
 117 struct lima_context_constant_buffer {
 118    const void *buffer;
 119    uint32_t size;
 120    bool dirty;
 121 };
 122
 123 enum lima_ctx_buff {
 124    lima_ctx_buff_gp_varying_info,
 125    lima_ctx_buff_gp_attribute_info,
 126    lima_ctx_buff_gp_uniform,
 127    lima_ctx_buff_pp_plb_rsw,
 128    lima_ctx_buff_pp_uniform_array,
 129    lima_ctx_buff_pp_uniform,
 130    lima_ctx_buff_pp_tex_desc,
 131    lima_ctx_buff_num,
 132    lima_ctx_buff_num_gp = lima_ctx_buff_pp_plb_rsw,
 133 };
 134
 135 struct lima_ctx_buff_state {
 136    struct pipe_resource *res;
 137    unsigned offset;
 138    unsigned size;
 139 };
 140
 141 struct lima_texture_stateobj {
 142    struct pipe_sampler_view *textures[PIPE_MAX_SAMPLERS];
 143    unsigned num_textures;
 144    struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
 145    unsigned num_samplers;
 146 };
 147
 148 struct lima_ctx_plb_pp_stream_key {
 149    uint32_t plb_index;
 150    uint32_t tiled_w;
 151    uint32_t tiled_h;
 152 };
 153
 154 struct lima_ctx_plb_pp_stream {
 155    struct lima_ctx_plb_pp_stream_key key;
 156    uint32_t refcnt;
 157    struct lima_bo *bo;
 158    uint32_t offset[4];
 159 };
 160
 161 struct lima_pp_stream_state {
 162    void *map;
 163    uint32_t va;
 164    uint32_t offset[8];
 165 };
 166
 167 struct lima_context {
 168    struct pipe_context base;
 169
 170    enum {
 171       LIMA_CONTEXT_DIRTY_FRAMEBUFFER  = (1 << 0),
 172       LIMA_CONTEXT_DIRTY_CLEAR        = (1 << 1),
 173       LIMA_CONTEXT_DIRTY_SHADER_VERT  = (1 << 2),
 174       LIMA_CONTEXT_DIRTY_SHADER_FRAG  = (1 << 3),
 175       LIMA_CONTEXT_DIRTY_VERTEX_ELEM  = (1 << 4),
 176       LIMA_CONTEXT_DIRTY_VERTEX_BUFF  = (1 << 5),
 177       LIMA_CONTEXT_DIRTY_VIEWPORT     = (1 << 6),
 178       LIMA_CONTEXT_DIRTY_SCISSOR      = (1 << 7),
 179       LIMA_CONTEXT_DIRTY_RASTERIZER   = (1 << 8),
 180       LIMA_CONTEXT_DIRTY_ZSA          = (1 << 9),
 181       LIMA_CONTEXT_DIRTY_BLEND_COLOR  = (1 << 10),
 182       LIMA_CONTEXT_DIRTY_BLEND        = (1 << 11),
 183       LIMA_CONTEXT_DIRTY_STENCIL_REF  = (1 << 12),
 184       LIMA_CONTEXT_DIRTY_CONST_BUFF   = (1 << 13),
 185       LIMA_CONTEXT_DIRTY_TEXTURES     = (1 << 14),
 186    } dirty;
 187
 188    unsigned resolve;
 189
 190    struct u_upload_mgr *uploader;
 191    struct blitter_context *blitter;
 192
 193    struct slab_child_pool transfer_pool;
 194
 195    struct lima_context_framebuffer framebuffer;
 196    struct lima_context_viewport_state viewport;
 197    struct pipe_scissor_state scissor;
 198    struct pipe_scissor_state damage_rect;
 199    struct lima_context_clear clear;
 200    struct lima_vs_shader_state *vs;
 201    struct lima_fs_shader_state *fs;
 202    struct lima_vertex_element_state *vertex_elements;
 203    struct lima_context_vertex_buffer vertex_buffers;
 204    struct lima_rasterizer_state *rasterizer;
 205    struct lima_depth_stencil_alpha_state *zsa;
 206    struct pipe_blend_color blend_color;
 207    struct lima_blend_state *blend;
 208    struct pipe_stencil_ref stencil_ref;
 209    struct lima_context_constant_buffer const_buffer[PIPE_SHADER_TYPES];
 210    struct lima_texture_stateobj tex_stateobj;
 211    struct lima_pp_stream_state pp_stream;
 212
 213    unsigned min_index;
 214    unsigned max_index;
 215
 216    #define LIMA_CTX_PLB_MIN_NUM  1
 217    #define LIMA_CTX_PLB_MAX_NUM  4
 218    #define LIMA_CTX_PLB_DEF_NUM  2
 219    #define LIMA_CTX_PLB_BLK_SIZE 512
 220    unsigned plb_size;
 221    unsigned plb_gp_size;
 222
 223    struct lima_bo *plb[LIMA_CTX_PLB_MAX_NUM];
 224    struct lima_bo *gp_tile_heap[LIMA_CTX_PLB_MAX_NUM];
 225    uint32_t gp_tile_heap_size;
 226    struct lima_bo *plb_gp_stream;
 227    struct lima_bo *gp_output;
 228    uint32_t gp_output_varyings_offt;
 229    uint32_t gp_output_point_size_offt;
 230
 231    struct hash_table *plb_pp_stream;
 232    uint32_t plb_index;
 233
 234    struct lima_ctx_buff_state buffer_state[lima_ctx_buff_num];
 235
 236    /* current submit */
 237    struct lima_submit *submit;
 238
 239    /* map from lima_submit_key to lima_submit */
 240    struct hash_table *submits;
 241
 242    /* map from pipe_resource to lima_submit which write to it */
 243    struct hash_table *write_submits;
 244
 245    int in_sync_fd;
 246    uint32_t in_sync[2];
 247    uint32_t out_sync[2];
 248
 249    int id;
 250
 251    struct pipe_debug_callback debug;
 252
 253    int pp_max_stack_size;
 254
 255    unsigned index_offset;
 256    struct lima_resource *index_res;
 257 };
 258
 259 static inline struct lima_context *
 260 lima_context(struct pipe_context *pctx)
 261 {
 262    return (struct lima_context *)pctx;
 263 }
 264
 265 struct lima_sampler_state {
 266    struct pipe_sampler_state base;
 267 };
 268
 269 static inline struct lima_sampler_state *
 270 lima_sampler_state(struct pipe_sampler_state *psstate)
 271 {
 272    return (struct lima_sampler_state *)psstate;
 273 }
 274
 275 struct lima_sampler_view {
 276    struct pipe_sampler_view base;
 277 };
 278
 279 static inline struct lima_sampler_view *
 280 lima_sampler_view(struct pipe_sampler_view *psview)
 281 {
 282    return (struct lima_sampler_view *)psview;
 283 }
 284
 285 uint32_t lima_ctx_buff_va(struct lima_context *ctx, enum lima_ctx_buff buff);
 286 void *lima_ctx_buff_map(struct lima_context *ctx, enum lima_ctx_buff buff);
 287 void *lima_ctx_buff_alloc(struct lima_context *ctx, enum lima_ctx_buff buff,
 288                           unsigned size);
 289
 290 void lima_state_init(struct lima_context *ctx);
 291 void lima_state_fini(struct lima_context *ctx);
 292 void lima_draw_init(struct lima_context *ctx);
 293 void lima_program_init(struct lima_context *ctx);
 294 void lima_query_init(struct lima_context *ctx);
 295
 296 struct pipe_context *
 297 lima_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
 298
 299 void lima_flush(struct lima_context *ctx);
 300 void lima_flush_submit_accessing_bo(
 301    struct lima_context *ctx, struct lima_bo *bo, bool write);
 302 void lima_flush_previous_submit_writing_resource(
 303    struct lima_context *ctx, struct pipe_resource *prsc);
 304
 305 #endif